diff options
| author | Renato Botelho <renato@netgate.com> | 2017-02-23 06:28:41 -0300 |
|---|---|---|
| committer | Renato Botelho <renato@netgate.com> | 2017-02-23 06:28:41 -0300 |
| commit | 82ceeb2ea625cd9bff60f2863b9a0830f55b7905 (patch) | |
| tree | 263ca9347bf664a4489743f9302e699ce14de1df /contrib/netbsd-tests/kernel | |
| parent | 4a05f5440acda223e6a0ec5157bc32ecc0f09ff9 (diff) | |
| parent | d20dd8b36e7a565be7bfbb22aade51c8ffd753e9 (diff) | |
| download | FreeBSD-src-devel.zip FreeBSD-src-devel.tar.gz | |
Merge remote-tracking branch 'origin/stable/10' into develdevel
Diffstat (limited to 'contrib/netbsd-tests/kernel')
21 files changed, 6626 insertions, 17 deletions
diff --git a/contrib/netbsd-tests/kernel/kqueue/read/t_fifo.c b/contrib/netbsd-tests/kernel/kqueue/read/t_fifo.c index 5908547..19c7b02 100644 --- a/contrib/netbsd-tests/kernel/kqueue/read/t_fifo.c +++ b/contrib/netbsd-tests/kernel/kqueue/read/t_fifo.c @@ -78,7 +78,11 @@ ATF_TC_BODY(fifo, tc) RL(n = kevent(kq, NULL, 0, event, 1, NULL)); (void)printf("kevent num %d filt %d flags: %#x, fflags: %#x, " +#ifdef __FreeBSD__ + "data: %" PRIdPTR "\n", n, event[0].filter, event[0].flags, +#else "data: %" PRId64 "\n", n, event[0].filter, event[0].flags, +#endif event[0].fflags, event[0].data); ATF_REQUIRE_EQ(event[0].filter, EVFILT_READ); diff --git a/contrib/netbsd-tests/kernel/kqueue/read/t_file.c b/contrib/netbsd-tests/kernel/kqueue/read/t_file.c index 2335172..80479af 100644 --- a/contrib/netbsd-tests/kernel/kqueue/read/t_file.c +++ b/contrib/netbsd-tests/kernel/kqueue/read/t_file.c @@ -111,7 +111,11 @@ ATF_TC_BODY(file, tc) num += n; (void)printf("kevent num %d flags: %#x, fflags: %#x, data: " +#ifdef __FreeBSD__ + "%" PRIdPTR "\n", n, event[0].flags, event[0].fflags, +#else "%" PRId64 "\n", n, event[0].flags, event[0].fflags, +#endif event[0].data); if (event[0].data < 0) diff --git a/contrib/netbsd-tests/kernel/kqueue/read/t_pipe.c b/contrib/netbsd-tests/kernel/kqueue/read/t_pipe.c index d8e05f2..2cdd015 100644 --- a/contrib/netbsd-tests/kernel/kqueue/read/t_pipe.c +++ b/contrib/netbsd-tests/kernel/kqueue/read/t_pipe.c @@ -67,7 +67,11 @@ ATF_TC_BODY(pipe, tc) RL(n = kevent(kq, NULL, 0, event, 1, NULL)); (void)printf("kevent num %d flags: %#x, fflags: %#x, data: " +#ifdef __FreeBSD__ + "%" PRIdPTR "\n", n, event[0].flags, event[0].fflags, event[0].data); +#else "%" PRId64 "\n", n, event[0].flags, event[0].fflags, event[0].data); +#endif RL(n = read(fds[0], buffer, event[0].data)); buffer[n] = '\0'; diff --git a/contrib/netbsd-tests/kernel/kqueue/read/t_ttypty.c b/contrib/netbsd-tests/kernel/kqueue/read/t_ttypty.c index 3a42fd3..57ccf92 100644 --- a/contrib/netbsd-tests/kernel/kqueue/read/t_ttypty.c +++ b/contrib/netbsd-tests/kernel/kqueue/read/t_ttypty.c @@ -103,7 +103,11 @@ h_check(bool check_master) RL(n = kevent(kq, NULL, 0, event, 1, NULL)); (void)printf("kevent num %d filt %d flags: %#x, fflags: %#x, " +#ifdef __FreeBSD__ + "data: %" PRIdPTR "\n", n, event[0].filter, event[0].flags, +#else "data: %" PRId64 "\n", n, event[0].filter, event[0].flags, +#endif event[0].fflags, event[0].data); ATF_REQUIRE_EQ(event[0].filter, EVFILT_READ); diff --git a/contrib/netbsd-tests/kernel/kqueue/t_ioctl.c b/contrib/netbsd-tests/kernel/kqueue/t_ioctl.c index 8ed5a79..d996fdf 100644 --- a/contrib/netbsd-tests/kernel/kqueue/t_ioctl.c +++ b/contrib/netbsd-tests/kernel/kqueue/t_ioctl.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_ioctl.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */ +/* $NetBSD: t_ioctl.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */ /*- * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc. @@ -32,7 +32,7 @@ #include <sys/cdefs.h> __COPYRIGHT("@(#) Copyright (c) 2008\ The NetBSD Foundation, inc. All rights reserved."); -__RCSID("$NetBSD: t_ioctl.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $"); +__RCSID("$NetBSD: t_ioctl.c,v 1.2 2015/01/14 22:22:32 christos Exp $"); #include <sys/event.h> #include <sys/ioctl.h> @@ -53,7 +53,8 @@ ATF_TC_BODY(kfilter_byfilter, tc) { char buf[32]; struct kfilter_mapping km; - int i, kq; + int kq; + uint32_t i; RL(kq = kqueue()); diff --git a/contrib/netbsd-tests/kernel/kqueue/t_proc1.c b/contrib/netbsd-tests/kernel/kqueue/t_proc1.c index e755309..aa806ba 100644 --- a/contrib/netbsd-tests/kernel/kqueue/t_proc1.c +++ b/contrib/netbsd-tests/kernel/kqueue/t_proc1.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */ +/* $NetBSD: t_proc1.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */ /*- * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc. @@ -32,7 +32,7 @@ #include <sys/cdefs.h> __COPYRIGHT("@(#) Copyright (c) 2008\ The NetBSD Foundation, inc. All rights reserved."); -__RCSID("$NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $"); +__RCSID("$NetBSD: t_proc1.c,v 1.2 2015/01/14 22:22:32 christos Exp $"); /* * this also used to trigger problem fixed in @@ -99,7 +99,8 @@ ATF_TC_BODY(proc1, tc) { struct kevent event[1]; pid_t pid; - int kq, want, status; + int kq, status; + u_int want; RL(kq = kqueue()); @@ -112,7 +113,7 @@ ATF_TC_BODY(proc1, tc) (void)sleep(1); /* give child some time to come up */ - event[0].ident = pid; + event[0].ident = (uintptr_t)pid; event[0].filter = EVFILT_PROC; event[0].flags = EV_ADD | EV_ENABLE; event[0].fflags = NOTE_EXIT | NOTE_FORK | NOTE_EXEC; /* | NOTE_TRACK;*/ @@ -138,7 +139,11 @@ ATF_TC_BODY(proc1, tc) printf(" NOTE_FORK"); } if (event[0].fflags & NOTE_CHILD) +#ifdef __FreeBSD__ + printf(" NOTE_CHILD, parent = %" PRIdPTR, event[0].data); +#else printf(" NOTE_CHILD, parent = %" PRId64, event[0].data); +#endif printf("\n"); } diff --git a/contrib/netbsd-tests/kernel/kqueue/t_proc2.c b/contrib/netbsd-tests/kernel/kqueue/t_proc2.c index 54769d6..2d8d7f7 100644 --- a/contrib/netbsd-tests/kernel/kqueue/t_proc2.c +++ b/contrib/netbsd-tests/kernel/kqueue/t_proc2.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_proc2.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */ +/* $NetBSD: t_proc2.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */ /*- * Copyright (c) 2008 The NetBSD Foundation, Inc. @@ -32,8 +32,11 @@ #include <sys/cdefs.h> __COPYRIGHT("@(#) Copyright (c) 2008\ The NetBSD Foundation, inc. All rights reserved."); -__RCSID("$NetBSD: t_proc2.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $"); +__RCSID("$NetBSD: t_proc2.c,v 1.2 2015/01/14 22:22:32 christos Exp $"); +#ifdef __FreeBSD__ +#include <sys/types.h> +#endif #include <sys/event.h> #include <sys/time.h> #include <sys/types.h> @@ -106,7 +109,8 @@ ATF_TC_BODY(proc2, tc) /* NOTREACHED */ } - EV_SET(&ke, pid, EVFILT_PROC, EV_ADD, NOTE_FORK|NOTE_TRACK, 0, 0); + EV_SET(&ke, (uintptr_t)pid, EVFILT_PROC, EV_ADD, NOTE_FORK|NOTE_TRACK, + 0, 0); RL(kevent(kq, &ke, 1, NULL, 0, &timeout)); diff --git a/contrib/netbsd-tests/kernel/kqueue/t_proc3.c b/contrib/netbsd-tests/kernel/kqueue/t_proc3.c index 3cb9ae5..eac2f9c 100644 --- a/contrib/netbsd-tests/kernel/kqueue/t_proc3.c +++ b/contrib/netbsd-tests/kernel/kqueue/t_proc3.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_proc3.c,v 1.1 2012/11/17 21:55:24 joerg Exp $ */ +/* $NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */ /*- * Copyright (c) 2012 The NetBSD Foundation, Inc. @@ -30,8 +30,11 @@ */ #include <sys/cdefs.h> -__RCSID("$NetBSD: t_proc3.c,v 1.1 2012/11/17 21:55:24 joerg Exp $"); +__RCSID("$NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $"); +#ifdef __FreeBSD__ +#include <sys/types.h> +#endif #include <sys/event.h> #include <sys/time.h> #include <sys/types.h> @@ -63,7 +66,7 @@ ATF_TC_BODY(proc3, tc) RL(kq = kqueue()); - EV_SET(&ke, getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0); + EV_SET(&ke, (uintptr_t)getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0); RL(kevent(kq, &ke, 1, NULL, 0, NULL)); diff --git a/contrib/netbsd-tests/kernel/kqueue/t_sig.c b/contrib/netbsd-tests/kernel/kqueue/t_sig.c index 4fc0758..ebbd76e 100644 --- a/contrib/netbsd-tests/kernel/kqueue/t_sig.c +++ b/contrib/netbsd-tests/kernel/kqueue/t_sig.c @@ -34,6 +34,9 @@ __COPYRIGHT("@(#) Copyright (c) 2008\ The NetBSD Foundation, inc. All rights reserved."); __RCSID("$NetBSD: t_sig.c,v 1.2 2010/11/03 16:10:20 christos Exp $"); +#ifdef __FreeBSD__ +#include <sys/types.h> +#endif #include <sys/event.h> #include <sys/ioctl.h> #include <sys/param.h> @@ -60,9 +63,13 @@ ATF_TC_HEAD(sig, tc) ATF_TC_BODY(sig, tc) { struct timespec timeout; +#ifdef __NetBSD__ struct kfilter_mapping km; +#endif struct kevent event[1]; +#ifdef __NetBSD__ char namebuf[32]; +#endif pid_t pid, child; int kq, n, num, status; @@ -84,16 +91,22 @@ ATF_TC_BODY(sig, tc) RL(kq = kqueue()); +#ifdef __NetBSD__ (void)strlcpy(namebuf, "EVFILT_SIGNAL", sizeof(namebuf)); km.name = namebuf; RL(ioctl(kq, KFILTER_BYNAME, &km)); (void)printf("got %d as filter number for `%s'.\n", km.filter, km.name); +#endif /* ignore the signal to avoid taking it for real */ REQUIRE_LIBC(signal(SIGUSR1, SIG_IGN), SIG_ERR); event[0].ident = SIGUSR1; +#ifdef __NetBSD__ event[0].filter = km.filter; +#else + event[0].filter = EVFILT_SIGNAL; +#endif event[0].flags = EV_ADD | EV_ENABLE; RL(kevent(kq, event, 1, NULL, 0, NULL)); @@ -117,7 +130,11 @@ ATF_TC_BODY(sig, tc) if (n == 0) continue; +#ifdef __FreeBSD__ + (void)printf("sig: kevent flags: 0x%x, data: %" PRIdPTR " (# " +#else (void)printf("sig: kevent flags: 0x%x, data: %" PRId64 " (# " +#endif "times signal posted)\n", event[0].flags, event[0].data); } diff --git a/contrib/netbsd-tests/kernel/kqueue/t_vnode.c b/contrib/netbsd-tests/kernel/kqueue/t_vnode.c new file mode 100644 index 0000000..06ef683 --- /dev/null +++ b/contrib/netbsd-tests/kernel/kqueue/t_vnode.c @@ -0,0 +1,536 @@ +#ifdef __FreeBSD__ +#include <sys/types.h> +#endif +#include <sys/event.h> +#include <sys/stat.h> +#include <sys/time.h> +#include <fcntl.h> +#include <stdio.h> +#include <unistd.h> + +#include <atf-c.h> + +/* + * Test cases for events triggered by manipulating a target directory + * content. Using EVFILT_VNODE filter on the target directory descriptor. + * + */ + +static const char *dir_target = "foo"; +static const char *dir_inside1 = "foo/bar1"; +static const char *dir_inside2 = "foo/bar2"; +static const char *dir_outside = "bar"; +static const char *file_inside1 = "foo/baz1"; +static const char *file_inside2 = "foo/baz2"; +static const char *file_outside = "qux"; +static const struct timespec ts = {0, 0}; +static int kq = -1; +static int target = -1; + +int init_target(void); +int init_kqueue(void); +int create_file(const char *); +void cleanup(void); + +int +init_target(void) +{ + if (mkdir(dir_target, S_IRWXU) < 0) { + return -1; + } + target = open(dir_target, O_RDONLY, 0); + return target; +} + +int +init_kqueue(void) +{ + struct kevent eventlist[1]; + + kq = kqueue(); + if (kq < 0) { + return -1; + } + EV_SET(&eventlist[0], (uintptr_t)target, EVFILT_VNODE, + EV_ADD | EV_ONESHOT, NOTE_DELETE | + NOTE_WRITE | NOTE_EXTEND | NOTE_ATTRIB | + NOTE_LINK | NOTE_RENAME | NOTE_REVOKE, 0, 0); + return kevent(kq, eventlist, 1, NULL, 0, NULL); +} + +int +create_file(const char *file) +{ + int fd; + + fd = open(file, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR); + if (fd < 0) { + return -1; + } + return close(fd); +} + +void +cleanup(void) +{ + (void)unlink(file_inside1); + (void)unlink(file_inside2); + (void)unlink(file_outside); + (void)rmdir(dir_inside1); + (void)rmdir(dir_inside2); + (void)rmdir(dir_outside); + (void)rmdir(dir_target); + (void)close(kq); + (void)close(target); +} + +ATF_TC_WITH_CLEANUP(dir_no_note_link_create_file_in); +ATF_TC_HEAD(dir_no_note_link_create_file_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) does not return NOTE_LINK for the directory " + "'foo' if a file 'foo/baz' is created."); +} +ATF_TC_BODY(dir_no_note_link_create_file_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0); +} +ATF_TC_CLEANUP(dir_no_note_link_create_file_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_no_note_link_delete_file_in); +ATF_TC_HEAD(dir_no_note_link_delete_file_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) does not return NOTE_LINK for the directory " + "'foo' if a file 'foo/baz' is deleted."); +} +ATF_TC_BODY(dir_no_note_link_delete_file_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(unlink(file_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0); +} +ATF_TC_CLEANUP(dir_no_note_link_delete_file_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_dir_within); +ATF_TC_HEAD(dir_no_note_link_mv_dir_within, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) does not return NOTE_LINK for the directory " + "'foo' if a directory 'foo/bar' is renamed to 'foo/baz'."); +} +ATF_TC_BODY(dir_no_note_link_mv_dir_within, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0); +} +ATF_TC_CLEANUP(dir_no_note_link_mv_dir_within, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_file_within); +ATF_TC_HEAD(dir_no_note_link_mv_file_within, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) does not return NOTE_LINK for the directory " + "'foo' if a file 'foo/baz' is renamed to 'foo/qux'."); +} +ATF_TC_BODY(dir_no_note_link_mv_file_within, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(file_inside1, file_inside2) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0); +} +ATF_TC_CLEANUP(dir_no_note_link_mv_file_within, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_link_create_dir_in); +ATF_TC_HEAD(dir_note_link_create_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_LINK for the directory " + "'foo' if a directory 'foo/bar' is created."); +} +ATF_TC_BODY(dir_note_link_create_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK); +} +ATF_TC_CLEANUP(dir_note_link_create_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_link_delete_dir_in); +ATF_TC_HEAD(dir_note_link_delete_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_LINK for the directory " + "'foo' if a directory 'foo/bar' is deleted."); +} +ATF_TC_BODY(dir_note_link_delete_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rmdir(dir_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK); +} +ATF_TC_CLEANUP(dir_note_link_delete_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_in); +ATF_TC_HEAD(dir_note_link_mv_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_LINK for the directory " + "'foo' if a directory 'bar' is renamed to 'foo/bar'."); +} +ATF_TC_BODY(dir_note_link_mv_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK); +} +ATF_TC_CLEANUP(dir_note_link_mv_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_out); +ATF_TC_HEAD(dir_note_link_mv_dir_out, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_LINK for the directory " + "'foo' if a directory 'foo/bar' is renamed to 'bar'."); +} +ATF_TC_BODY(dir_note_link_mv_dir_out, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK); +} +ATF_TC_CLEANUP(dir_note_link_mv_dir_out, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_create_dir_in); +ATF_TC_HEAD(dir_note_write_create_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a directory 'foo/bar' is created."); +} +ATF_TC_BODY(dir_note_write_create_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_create_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_create_file_in); +ATF_TC_HEAD(dir_note_write_create_file_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a file 'foo/baz' is created."); +} +ATF_TC_BODY(dir_note_write_create_file_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_create_file_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_delete_dir_in); +ATF_TC_HEAD(dir_note_write_delete_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a directory 'foo/bar' is deleted."); +} +ATF_TC_BODY(dir_note_write_delete_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rmdir(dir_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_delete_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_delete_file_in); +ATF_TC_HEAD(dir_note_write_delete_file_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a file 'foo/baz' is deleted."); +} +ATF_TC_BODY(dir_note_write_delete_file_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(unlink(file_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_delete_file_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_in); +ATF_TC_HEAD(dir_note_write_mv_dir_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a directory 'bar' is renamed to 'foo/bar'."); +} +ATF_TC_BODY(dir_note_write_mv_dir_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_dir_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_out); +ATF_TC_HEAD(dir_note_write_mv_dir_out, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a directory 'foo/bar' is renamed to 'bar'."); +} +ATF_TC_BODY(dir_note_write_mv_dir_out, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_dir_out, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_within); +ATF_TC_HEAD(dir_note_write_mv_dir_within, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a directory 'foo/bar' is renamed to 'foo/baz'."); +} +ATF_TC_BODY(dir_note_write_mv_dir_within, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_dir_within, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_in); +ATF_TC_HEAD(dir_note_write_mv_file_in, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a file 'qux' is renamed to 'foo/baz'."); +} +ATF_TC_BODY(dir_note_write_mv_file_in, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_outside) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(file_outside, file_inside1) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_file_in, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_out); +ATF_TC_HEAD(dir_note_write_mv_file_out, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a file 'foo/baz' is renamed to 'qux'."); +} +ATF_TC_BODY(dir_note_write_mv_file_out, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(file_inside1, file_outside) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_file_out, tc) +{ + cleanup(); +} + +ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_within); +ATF_TC_HEAD(dir_note_write_mv_file_within, tc) +{ + atf_tc_set_md_var(tc, "descr", "This test case ensures " + "that kevent(2) returns NOTE_WRITE for the directory " + "'foo' if a file 'foo/baz' is renamed to 'foo/qux'."); +} +ATF_TC_BODY(dir_note_write_mv_file_within, tc) +{ + struct kevent changelist[1]; + + ATF_REQUIRE(init_target() != -1); + ATF_REQUIRE(create_file(file_inside1) != -1); + ATF_REQUIRE(init_kqueue() != -1); + + ATF_REQUIRE(rename(file_inside1, file_inside2) != -1); + ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1); + ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE); +} +ATF_TC_CLEANUP(dir_note_write_mv_file_within, tc) +{ + cleanup(); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, dir_no_note_link_create_file_in); + ATF_TP_ADD_TC(tp, dir_no_note_link_delete_file_in); + ATF_TP_ADD_TC(tp, dir_no_note_link_mv_dir_within); + ATF_TP_ADD_TC(tp, dir_no_note_link_mv_file_within); + ATF_TP_ADD_TC(tp, dir_note_link_create_dir_in); + ATF_TP_ADD_TC(tp, dir_note_link_delete_dir_in); + ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_in); + ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_out); + ATF_TP_ADD_TC(tp, dir_note_write_create_dir_in); + ATF_TP_ADD_TC(tp, dir_note_write_create_file_in); + ATF_TP_ADD_TC(tp, dir_note_write_delete_dir_in); + ATF_TP_ADD_TC(tp, dir_note_write_delete_file_in); + ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_in); + ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_out); + ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_within); + ATF_TP_ADD_TC(tp, dir_note_write_mv_file_in); + ATF_TP_ADD_TC(tp, dir_note_write_mv_file_out); + ATF_TP_ADD_TC(tp, dir_note_write_mv_file_within); + return atf_no_error(); +} diff --git a/contrib/netbsd-tests/kernel/msg.h b/contrib/netbsd-tests/kernel/msg.h new file mode 100644 index 0000000..547400e --- /dev/null +++ b/contrib/netbsd-tests/kernel/msg.h @@ -0,0 +1,136 @@ +/* $NetBSD: msg.h,v 1.1 2016/12/05 20:10:10 christos Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Christos Zoulas. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +struct msg_fds { + int pfd[2]; + int cfd[2]; +}; + +#define CLOSEFD(fd) do { \ + if (fd != -1) { \ + close(fd); \ + fd = -1; \ + } \ +} while (/*CONSTCOND*/ 0) + +static int +msg_open(struct msg_fds *fds) +{ + if (pipe(fds->pfd) == -1) + return -1; + if (pipe(fds->cfd) == -1) { + close(fds->pfd[0]); + close(fds->pfd[1]); + return -1; + } + return 0; +} + +static void +msg_close(struct msg_fds *fds) +{ + CLOSEFD(fds->pfd[0]); + CLOSEFD(fds->pfd[1]); + CLOSEFD(fds->cfd[0]); + CLOSEFD(fds->cfd[1]); +} + +static int +msg_write_child(const char *info, struct msg_fds *fds, void *msg, size_t len) +{ + ssize_t rv; + CLOSEFD(fds->cfd[1]); + CLOSEFD(fds->pfd[0]); + + printf("Send %s\n", info); + rv = write(fds->pfd[1], msg, len); + if (rv != (ssize_t)len) + return 1; +// printf("Wait %s\n", info); + rv = read(fds->cfd[0], msg, len); + if (rv != (ssize_t)len) + return 1; + return 0; +} + +static int +msg_write_parent(const char *info, struct msg_fds *fds, void *msg, size_t len) +{ + ssize_t rv; + CLOSEFD(fds->pfd[1]); + CLOSEFD(fds->cfd[0]); + + printf("Send %s\n", info); + rv = write(fds->cfd[1], msg, len); + if (rv != (ssize_t)len) + return 1; +// printf("Wait %s\n", info); + rv = read(fds->pfd[0], msg, len); + if (rv != (ssize_t)len) + return 1; + return 0; +} + +static int +msg_read_parent(const char *info, struct msg_fds *fds, void *msg, size_t len) +{ + ssize_t rv; + CLOSEFD(fds->pfd[1]); + CLOSEFD(fds->cfd[0]); + + printf("Wait %s\n", info); + rv = read(fds->pfd[0], msg, len); + if (rv != (ssize_t)len) + return 1; +// printf("Send %s\n", info); + rv = write(fds->cfd[1], msg, len); + if (rv != (ssize_t)len) + return 1; + return 0; +} + +static int +msg_read_child(const char *info, struct msg_fds *fds, void *msg, size_t len) +{ + ssize_t rv; + CLOSEFD(fds->cfd[1]); + CLOSEFD(fds->pfd[0]); + + printf("Wait %s\n", info); + rv = read(fds->cfd[0], msg, len); + if (rv != (ssize_t)len) + return 1; +// printf("Send %s\n", info); + rv = write(fds->pfd[1], msg, len); + if (rv != (ssize_t)len) + return 1; + return 0; +} diff --git a/contrib/netbsd-tests/kernel/t_mqueue.c b/contrib/netbsd-tests/kernel/t_mqueue.c index aa98d91..485269f 100644 --- a/contrib/netbsd-tests/kernel/t_mqueue.c +++ b/contrib/netbsd-tests/kernel/t_mqueue.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_mqueue.c,v 1.4 2014/03/02 19:56:48 jmmv Exp $ */ +/* $NetBSD: t_mqueue.c,v 1.5 2017/01/10 22:10:22 christos Exp $ */ /* * Test for POSIX message queue priority handling. @@ -14,6 +14,7 @@ #endif #include <atf-c.h> +#include <sys/stat.h> #include <stdio.h> #include <stdlib.h> diff --git a/contrib/netbsd-tests/kernel/t_ptrace.c b/contrib/netbsd-tests/kernel/t_ptrace.c new file mode 100644 index 0000000..074a953 --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace.c @@ -0,0 +1,208 @@ +/* $NetBSD: t_ptrace.c,v 1.17 2016/11/13 22:59:31 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_ptrace.c,v 1.17 2016/11/13 22:59:31 kamil Exp $"); + +#include <sys/param.h> +#include <sys/types.h> +#include <sys/ptrace.h> +#include <sys/stat.h> +#include <sys/sysctl.h> +#include <err.h> +#include <errno.h> +#include <unistd.h> + +#include <atf-c.h> + +#include "../h_macros.h" + +/* + * A child process cannot call atf functions and expect them to magically + * work like in the parent. + * The printf(3) messaging from a child will not work out of the box as well + * without estabilishing a communication protocol with its parent. To not + * overcomplicate the tests - do not log from a child and use err(3)/errx(3) + * wrapped with FORKEE_ASSERT()/FORKEE_ASSERTX() as that is guaranteed to work. + */ +#define FORKEE_ASSERTX(x) \ +do { \ + int ret = (x); \ + if (!ret) \ + errx(EXIT_FAILURE, "%s:%d %s(): Assertion failed for: %s", \ + __FILE__, __LINE__, __func__, #x); \ +} while (0) + +#define FORKEE_ASSERT(x) \ +do { \ + int ret = (x); \ + if (!ret) \ + err(EXIT_FAILURE, "%s:%d %s(): Assertion failed for: %s", \ + __FILE__, __LINE__, __func__, #x); \ +} while (0) + +ATF_TC(attach_pid0); +ATF_TC_HEAD(attach_pid0, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that a debugger cannot attach to PID 0"); +} + +ATF_TC_BODY(attach_pid0, tc) +{ + errno = 0; + ATF_REQUIRE_ERRNO(EPERM, ptrace(PT_ATTACH, 0, NULL, 0) == -1); +} + +ATF_TC(attach_pid1); +ATF_TC_HEAD(attach_pid1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that a debugger cannot attach to PID 1 (as non-root)"); + + atf_tc_set_md_var(tc, "require.user", "unprivileged"); +} + +ATF_TC_BODY(attach_pid1, tc) +{ + ATF_REQUIRE_ERRNO(EPERM, ptrace(PT_ATTACH, 1, NULL, 0) == -1); +} + +ATF_TC(attach_pid1_securelevel); +ATF_TC_HEAD(attach_pid1_securelevel, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that a debugger cannot attach to PID 1 with " + "securelevel >= 1 (as root)"); + + atf_tc_set_md_var(tc, "require.user", "root"); +} + +ATF_TC_BODY(attach_pid1_securelevel, tc) +{ + int level; + size_t len = sizeof(level); + + ATF_REQUIRE(sysctlbyname("kern.securelevel", &level, &len, NULL, 0) + != -1); + + if (level < 1) { + atf_tc_skip("Test must be run with securelevel >= 1"); + } + + ATF_REQUIRE_ERRNO(EPERM, ptrace(PT_ATTACH, 1, NULL, 0) == -1); +} + +ATF_TC(attach_self); +ATF_TC_HEAD(attach_self, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that a debugger cannot attach to self (as it's nonsense)"); +} + +ATF_TC_BODY(attach_self, tc) +{ + ATF_REQUIRE_ERRNO(EINVAL, ptrace(PT_ATTACH, getpid(), NULL, 0) == -1); +} + +ATF_TC(attach_chroot); +ATF_TC_HEAD(attach_chroot, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that a debugger cannot trace another process unless the " + "process's root directory is at or below the tracing process's " + "root"); + + atf_tc_set_md_var(tc, "require.user", "root"); +} + +ATF_TC_BODY(attach_chroot, tc) +{ + char buf[PATH_MAX]; + pid_t child; + int fds_toparent[2], fds_fromparent[2]; + int rv; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ + + (void)memset(buf, '\0', sizeof(buf)); + ATF_REQUIRE(getcwd(buf, sizeof(buf)) != NULL); + (void)strlcat(buf, "/dir", sizeof(buf)); + + ATF_REQUIRE(mkdir(buf, 0500) == 0); + ATF_REQUIRE(chdir(buf) == 0); + + ATF_REQUIRE(pipe(fds_toparent) == 0); + ATF_REQUIRE(pipe(fds_fromparent) == 0); + child = atf_utils_fork(); + if (child == 0) { + FORKEE_ASSERT(close(fds_toparent[0]) == 0); + FORKEE_ASSERT(close(fds_fromparent[1]) == 0); + + FORKEE_ASSERT(chroot(buf) == 0); + + rv = write(fds_toparent[1], &msg, sizeof(msg)); + FORKEE_ASSERTX(rv == sizeof(msg)); + + ATF_REQUIRE_ERRNO(EPERM, + ptrace(PT_ATTACH, getppid(), NULL, 0) == -1); + + rv = read(fds_fromparent[0], &msg, sizeof(msg)); + FORKEE_ASSERTX(rv == sizeof(msg)); + + _exit(0); + } + ATF_REQUIRE(close(fds_toparent[1]) == 0); + ATF_REQUIRE(close(fds_fromparent[0]) == 0); + + printf("Waiting for chrooting of the child PID %d", child); + rv = read(fds_toparent[0], &msg, sizeof(msg)); + ATF_REQUIRE(rv == sizeof(msg)); + + printf("Child is ready, it will try to PT_ATTACH to parent\n"); + rv = write(fds_fromparent[1], &msg, sizeof(msg)); + ATF_REQUIRE(rv == sizeof(msg)); + + printf("fds_fromparent is no longer needed - close it\n"); + ATF_REQUIRE(close(fds_fromparent[1]) == 0); + + printf("fds_toparent is no longer needed - close it\n"); + ATF_REQUIRE(close(fds_toparent[0]) == 0); +} + +ATF_TP_ADD_TCS(tp) +{ + setvbuf(stdout, NULL, _IONBF, 0); + setvbuf(stderr, NULL, _IONBF, 0); + ATF_TP_ADD_TC(tp, attach_pid0); + ATF_TP_ADD_TC(tp, attach_pid1); + ATF_TP_ADD_TC(tp, attach_pid1_securelevel); + ATF_TP_ADD_TC(tp, attach_self); + ATF_TP_ADD_TC(tp, attach_chroot); + + return atf_no_error(); +} diff --git a/contrib/netbsd-tests/kernel/t_ptrace_wait.c b/contrib/netbsd-tests/kernel/t_ptrace_wait.c new file mode 100644 index 0000000..e502a03 --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_wait.c @@ -0,0 +1,5082 @@ +/* $NetBSD: t_ptrace_wait.c,v 1.53 2017/01/10 05:08:24 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__RCSID("$NetBSD: t_ptrace_wait.c,v 1.53 2017/01/10 05:08:24 kamil Exp $"); + +#include <sys/param.h> +#include <sys/types.h> +#include <sys/ptrace.h> +#include <sys/resource.h> +#include <sys/stat.h> +#include <sys/sysctl.h> +#include <sys/wait.h> +#include <machine/reg.h> +#include <err.h> +#include <errno.h> +#include <signal.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <strings.h> +#include <unistd.h> + +#include <atf-c.h> + +#include "../h_macros.h" + +#include "t_ptrace_wait.h" +#include "msg.h" + +#define PARENT_TO_CHILD(info, fds, msg) \ + ATF_REQUIRE(msg_write_child(info " to child " # fds, &fds, &msg, sizeof(msg)) == 0) + +#define CHILD_FROM_PARENT(info, fds, msg) \ + FORKEE_ASSERT(msg_read_parent(info " from parent " # fds, &fds, &msg, sizeof(msg)) == 0) + +#define CHILD_TO_PARENT(info, fds, msg) \ + FORKEE_ASSERT(msg_write_parent(info " to parent " # fds, &fds, &msg, sizeof(msg)) == 0) + +#define PARENT_FROM_CHILD(info, fds, msg) \ + ATF_REQUIRE(msg_read_child(info " from parent " # fds, &fds, &msg, sizeof(msg)) == 0) + +ATF_TC(traceme1); +ATF_TC_HEAD(traceme1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify SIGSTOP followed by _exit(2) in a child"); +} + +ATF_TC_BODY(traceme1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(traceme2); +ATF_TC_HEAD(traceme2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify SIGSTOP followed by _exit(2) in a child"); +} + +static int traceme2_caught = 0; + +static void +traceme2_sighandler(int sig) +{ + FORKEE_ASSERT_EQ(sig, SIGINT); + + ++traceme2_caught; +} + +ATF_TC_BODY(traceme2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP, sigsent = SIGINT; + pid_t child, wpid; + struct sigaction sa; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + sa.sa_handler = traceme2_sighandler; + sa.sa_flags = SA_SIGINFO; + sigemptyset(&sa.sa_mask); + + FORKEE_ASSERT(sigaction(sigsent, &sa, NULL) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(traceme2_caught, 1); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and with " + "signal %s to be sent\n", strsignal(sigsent)); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, sigsent) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the exited child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(traceme3); +ATF_TC_HEAD(traceme3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify SIGSTOP followed by termination by a signal in a child"); +} + +ATF_TC_BODY(traceme3, tc) +{ + const int sigval = SIGSTOP, sigsent = SIGINT /* Without core-dump */; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + /* NOTREACHED */ + FORKEE_ASSERTX(0 && + "Child should be terminated by a signal from its parent"); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and with " + "signal %s to be sent\n", strsignal(sigsent)); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, sigsent) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_signaled(status, sigsent, 0); + + printf("Before calling %s() for the exited child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(traceme4); +ATF_TC_HEAD(traceme4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify SIGSTOP followed by SIGCONT and _exit(2) in a child"); +} + +ATF_TC_BODY(traceme4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP, sigsent = SIGCONT; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before raising %s from child\n", strsignal(sigsent)); + FORKEE_ASSERT(raise(sigsent) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(),child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigsent); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the exited child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(attach1); +ATF_TC_HEAD(attach1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer sees process termination before the parent"); +} + +ATF_TC_BODY(attach1, tc) +{ + struct msg_fds parent_tracee, parent_tracer; + const int exitval_tracee = 5; + const int exitval_tracer = 10; + pid_t tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + // Wait for parent to let us exit + CHILD_FROM_PARENT("exit tracee", parent_tracee, msg); + _exit(exitval_tracee); + } + + printf("Spawn debugger\n"); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + tracer = atf_utils_fork(); + if (tracer == 0) { + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("tracer ready", parent_tracer, msg); + + /* Wait for parent to tell use that tracee should have exited */ + CHILD_FROM_PARENT("wait for tracee exit", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + printf("Tracee %d exited with %d\n", tracee, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer); + } + + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("tracer ready", parent_tracer, msg); + + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("exit tracee", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + + printf("Assert that there is no status about tracee %d - " + "Tracer must detect zombie first - calling %s()\n", tracee, + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Tell the tracer child should have exited\n"); + PARENT_TO_CHILD("wait for tracee exit", parent_tracer, msg); + printf("Wait for tracer to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + + printf("Wait from tracer child to complete waiting for tracee\n"); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracer, &status, 0), + tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracer); + msg_close(&parent_tracee); +} +#endif + +#if defined(TWAIT_HAVE_PID) +ATF_TC(attach2); +ATF_TC_HEAD(attach2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that any tracer sees process termination before its " + "parent"); +} + +ATF_TC_BODY(attach2, tc) +{ + struct msg_fds parent_tracer, parent_tracee; + const int exitval_tracee = 5; + const int exitval_tracer1 = 10, exitval_tracer2 = 20; + pid_t tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + /* Wait for message from the parent */ + CHILD_FROM_PARENT("Message 1", parent_tracee, msg); + _exit(exitval_tracee); + } + + printf("Spawn debugger\n"); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + tracer = atf_utils_fork(); + if (tracer == 0) { + /* Fork again and drop parent to reattach to PID 1 */ + tracer = atf_utils_fork(); + if (tracer != 0) + _exit(exitval_tracer1); + + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("Message 1", parent_tracer, msg); + CHILD_FROM_PARENT("Message 2", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer2); + } + printf("Wait for the tracer process (direct child) to exit calling " + "%s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracer, &status, 0), tracer); + + validate_status_exited(status, exitval_tracer1); + + printf("Wait for the non-exited tracee process with %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, NULL, WNOHANG), 0); + + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("Message 1", parent_tracer, msg); + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("Message 1", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + printf("Assert that there is no status about tracee - " + "Tracer must detect zombie first - calling %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Resume the tracer and let it detect exited tracee\n"); + PARENT_TO_CHILD("Message 2", parent_tracer, msg); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracer); + msg_close(&parent_tracee); + +} +#endif + +ATF_TC(attach3); +ATF_TC_HEAD(attach3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer parent can PT_ATTACH to its child"); +} + +ATF_TC_BODY(attach3, tc) +{ + struct msg_fds parent_tracee; + const int exitval_tracee = 5; + pid_t tracee, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + CHILD_FROM_PARENT("Message 1", parent_tracee, msg); + printf("Parent should now attach to tracee\n"); + + CHILD_FROM_PARENT("Message 2", parent_tracee, msg); + /* Wait for message from the parent */ + _exit(exitval_tracee); + } + PARENT_TO_CHILD("Message 1", parent_tracee, msg); + + printf("Before calling PT_ATTACH for tracee %d\n", tracee); + ATF_REQUIRE(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + printf("Wait for the stopped tracee process with %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + validate_status_stopped(status, SIGSTOP); + + printf("Resume tracee with PT_CONTINUE\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + printf("Let the tracee exit now\n"); + PARENT_TO_CHILD("Message 2", parent_tracee, msg); + + printf("Wait for tracee to exit with %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + validate_status_exited(status, exitval_tracee); + + printf("Before calling %s() for tracee\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, + wpid = TWAIT_GENERIC(tracee, &status, 0)); + + msg_close(&parent_tracee); +} + +ATF_TC(attach4); +ATF_TC_HEAD(attach4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer child can PT_ATTACH to its parent"); +} + +ATF_TC_BODY(attach4, tc) +{ + struct msg_fds parent_tracee; + const int exitval_tracer = 5; + pid_t tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Spawn tracer\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + tracer = atf_utils_fork(); + if (tracer == 0) { + + /* Wait for message from the parent */ + CHILD_FROM_PARENT("Message 1", parent_tracee, msg); + + printf("Attach to parent PID %d with PT_ATTACH from child\n", + getppid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, getppid(), NULL, 0) != -1); + + printf("Wait for the stopped parent process with %s()\n", + TWAIT_FNAME); + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(getppid(), &status, 0), getppid()); + + forkee_status_stopped(status, SIGSTOP); + + printf("Resume parent with PT_DETACH\n"); + FORKEE_ASSERT(ptrace(PT_DETACH, getppid(), (void *)1, 0) + != -1); + + /* Tell parent we are ready */ + CHILD_TO_PARENT("Message 1", parent_tracee, msg); + + _exit(exitval_tracer); + } + + printf("Wait for the tracer to become ready\n"); + PARENT_TO_CHILD("Message 1", parent_tracee, msg); + printf("Allow the tracer to exit now\n"); + PARENT_FROM_CHILD("Message 1", parent_tracee, msg); + + printf("Wait for tracer to exit with %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracer, &status, 0), tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Before calling %s() for tracer\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, + wpid = TWAIT_GENERIC(tracer, &status, 0)); + + msg_close(&parent_tracee); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(attach5); +ATF_TC_HEAD(attach5, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer sees its parent when attached to tracer " + "(check getppid(2))"); +} + +ATF_TC_BODY(attach5, tc) +{ + struct msg_fds parent_tracer, parent_tracee; + const int exitval_tracee = 5; + const int exitval_tracer = 10; + pid_t parent, tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + parent = getppid(); + + /* Emit message to the parent */ + CHILD_TO_PARENT("tracee ready", parent_tracee, msg); + CHILD_FROM_PARENT("exit tracee", parent_tracee, msg); + + FORKEE_ASSERT_EQ(parent, getppid()); + + _exit(exitval_tracee); + } + printf("Wait for child to record its parent identifier (pid)\n"); + PARENT_FROM_CHILD("tracee ready", parent_tracee, msg); + + printf("Spawn debugger\n"); + tracer = atf_utils_fork(); + if (tracer == 0) { + /* No IPC to communicate with the child */ + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("tracer ready", parent_tracer, msg); + + /* Wait for parent to tell use that tracee should have exited */ + CHILD_FROM_PARENT("wait for tracee exit", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer); + } + + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("tracer ready", parent_tracer, msg); + + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("exit tracee", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + printf("Assert that there is no status about tracee - " + "Tracer must detect zombie first - calling %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Tell the tracer child should have exited\n"); + PARENT_TO_CHILD("wait for tracee exit", parent_tracer, msg); + + printf("Wait from tracer child to complete waiting for tracee\n"); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracer, &status, 0), + tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracer); + msg_close(&parent_tracee); +} +#endif + +#if defined(TWAIT_HAVE_PID) +ATF_TC(attach6); +ATF_TC_HEAD(attach6, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer sees its parent when attached to tracer " + "(check sysctl(7) and struct kinfo_proc2)"); +} + +ATF_TC_BODY(attach6, tc) +{ + struct msg_fds parent_tracee, parent_tracer; + const int exitval_tracee = 5; + const int exitval_tracer = 10; + pid_t parent, tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int name[CTL_MAXNAME]; + struct kinfo_proc2 kp; + size_t len = sizeof(kp); + unsigned int namelen; + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + parent = getppid(); + + /* Emit message to the parent */ + CHILD_TO_PARENT("Message 1", parent_tracee, msg); + CHILD_FROM_PARENT("Message 2", parent_tracee, msg); + + namelen = 0; + name[namelen++] = CTL_KERN; + name[namelen++] = KERN_PROC2; + name[namelen++] = KERN_PROC_PID; + name[namelen++] = getpid(); + name[namelen++] = len; + name[namelen++] = 1; + + FORKEE_ASSERT(sysctl(name, namelen, &kp, &len, NULL, 0) == 0); + FORKEE_ASSERT_EQ(parent, kp.p_ppid); + + _exit(exitval_tracee); + } + + printf("Wait for child to record its parent identifier (pid)\n"); + PARENT_FROM_CHILD("Message 1", parent_tracee, msg); + + printf("Spawn debugger\n"); + tracer = atf_utils_fork(); + if (tracer == 0) { + /* No IPC to communicate with the child */ + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("Message 1", parent_tracer, msg); + + CHILD_FROM_PARENT("Message 2", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer); + } + + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("Message 1", parent_tracer, msg); + + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("Message 1", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + printf("Assert that there is no status about tracee - " + "Tracer must detect zombie first - calling %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Resume the tracer and let it detect exited tracee\n"); + PARENT_TO_CHILD("Message 2", parent_tracer, msg); + + printf("Wait for tracer to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracer, &status, 0), + tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracee); + msg_close(&parent_tracer); +} +#endif + +#if defined(TWAIT_HAVE_PID) +ATF_TC(attach7); +ATF_TC_HEAD(attach7, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Assert that tracer sees its parent when attached to tracer " + "(check /proc/curproc/status 3rd column)"); +} + +ATF_TC_BODY(attach7, tc) +{ + struct msg_fds parent_tracee, parent_tracer; + int rv; + const int exitval_tracee = 5; + const int exitval_tracer = 10; + pid_t parent, tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + FILE *fp; + struct stat st; + const char *fname = "/proc/curproc/status"; + char s_executable[MAXPATHLEN]; + int s_pid, s_ppid; + /* + * Format: + * EXECUTABLE PID PPID ... + */ + + ATF_REQUIRE((rv = stat(fname, &st)) == 0 || (errno == ENOENT)); + if (rv != 0) { + atf_tc_skip("/proc/curproc/status not found"); + } + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + parent = getppid(); + + // Wait for parent to let us exit + CHILD_TO_PARENT("tracee ready", parent_tracee, msg); + CHILD_FROM_PARENT("tracee exit", parent_tracee, msg); + + FORKEE_ASSERT((fp = fopen(fname, "r")) != NULL); + fscanf(fp, "%s %d %d", s_executable, &s_pid, &s_ppid); + FORKEE_ASSERT(fclose(fp) == 0); + FORKEE_ASSERT_EQ(parent, s_ppid); + + _exit(exitval_tracee); + } + + printf("Wait for child to record its parent identifier (pid)\n"); + PARENT_FROM_CHILD("tracee ready", parent_tracee, msg); + + printf("Spawn debugger\n"); + tracer = atf_utils_fork(); + if (tracer == 0) { + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("tracer ready", parent_tracer, msg); + + /* Wait for parent to tell use that tracee should have exited */ + CHILD_FROM_PARENT("wait for tracee exit", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer); + } + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("tracer ready", parent_tracer, msg); + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("tracee exit", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + printf("Assert that there is no status about tracee - " + "Tracer must detect zombie first - calling %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Resume the tracer and let it detect exited tracee\n"); + PARENT_TO_CHILD("Message 2", parent_tracer, msg); + + printf("Wait for tracer to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracer, &status, 0), + tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracee); + msg_close(&parent_tracer); +} +#endif + +ATF_TC(eventmask1); +ATF_TC_HEAD(eventmask1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that empty EVENT_MASK is preserved"); +} + +ATF_TC_BODY(eventmask1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_event_t set_event, get_event; + const int len = sizeof(ptrace_event_t); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + set_event.pe_set_event = 0; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &set_event, len) != -1); + ATF_REQUIRE(ptrace(PT_GET_EVENT_MASK, child, &get_event, len) != -1); + ATF_REQUIRE(memcmp(&set_event, &get_event, len) == 0); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(eventmask2); +ATF_TC_HEAD(eventmask2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that PTRACE_FORK in EVENT_MASK is preserved"); +} + +ATF_TC_BODY(eventmask2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_event_t set_event, get_event; + const int len = sizeof(ptrace_event_t); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + set_event.pe_set_event = PTRACE_FORK; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &set_event, len) != -1); + ATF_REQUIRE(ptrace(PT_GET_EVENT_MASK, child, &get_event, len) != -1); + ATF_REQUIRE(memcmp(&set_event, &get_event, len) == 0); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(fork1); +ATF_TC_HEAD(fork1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that fork(2) is intercepted by ptrace(2) with EVENT_MASK " + "set to PTRACE_FORK"); +} + +ATF_TC_BODY(fork1, tc) +{ + const int exitval = 5; + const int exitval2 = 15; + const int sigval = SIGSTOP; + pid_t child, child2, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_state_t state; + const int slen = sizeof(state); + ptrace_event_t event; + const int elen = sizeof(event); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT((child2 = fork()) != 1); + + if (child2 == 0) + _exit(exitval2); + + FORKEE_REQUIRE_SUCCESS + (wpid = TWAIT_GENERIC(child2, &status, 0), child2); + + forkee_status_exited(status, exitval2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Enable PTRACE_FORK in EVENT_MASK for the child %d\n", child); + event.pe_set_event = PTRACE_FORK; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &event, elen) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child %d\n", TWAIT_FNAME, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGTRAP); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_FORK); + + child2 = state.pe_other_pid; + printf("Reported PTRACE_FORK event with forkee %d\n", child2); + + printf("Before calling %s() for the forkee %d of the child %d\n", + TWAIT_FNAME, child2, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_stopped(status, SIGTRAP); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child2, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_FORK); + ATF_REQUIRE_EQ(state.pe_other_pid, child); + + printf("Before resuming the forkee process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child2, (void *)1, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the forkee - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_exited(status, exitval2); + + printf("Before calling %s() for the forkee - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, + wpid = TWAIT_GENERIC(child2, &status, 0)); + + printf("Before calling %s() for the child - expected stopped " + "SIGCHLD\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGCHLD); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +ATF_TC(fork2); +ATF_TC_HEAD(fork2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that fork(2) is not intercepted by ptrace(2) with empty " + "EVENT_MASK"); +} + +ATF_TC_BODY(fork2, tc) +{ + const int exitval = 5; + const int exitval2 = 15; + const int sigval = SIGSTOP; + pid_t child, child2, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_event_t event; + const int elen = sizeof(event); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT((child2 = fork()) != 1); + + if (child2 == 0) + _exit(exitval2); + + FORKEE_REQUIRE_SUCCESS + (wpid = TWAIT_GENERIC(child2, &status, 0), child2); + + forkee_status_exited(status, exitval2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Set empty EVENT_MASK for the child %d\n", child); + event.pe_set_event = 0; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &event, elen) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected stopped " + "SIGCHLD\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGCHLD); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(vfork1); +ATF_TC_HEAD(vfork1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that vfork(2) is intercepted by ptrace(2) with EVENT_MASK " + "set to PTRACE_VFORK"); +} + +ATF_TC_BODY(vfork1, tc) +{ + const int exitval = 5; + const int exitval2 = 15; + const int sigval = SIGSTOP; + pid_t child, child2, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_state_t state; + const int slen = sizeof(state); + ptrace_event_t event; + const int elen = sizeof(event); + + /* + * ptrace(2) command PT_SET_EVENT_MASK: option PTRACE_VFORK unsupported + */ +#ifndef PTRACE_VFORK +#define PTRACE_VFORK 0 +#endif + atf_tc_expect_fail("PR kern/51630"); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT((child2 = vfork()) != 1); + + if (child2 == 0) + _exit(exitval2); + + FORKEE_REQUIRE_SUCCESS + (wpid = TWAIT_GENERIC(child2, &status, 0), child2); + + forkee_status_exited(status, exitval2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Enable PTRACE_VFORK in EVENT_MASK for the child %d\n", child); + event.pe_set_event = PTRACE_VFORK; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &event, elen) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child %d\n", TWAIT_FNAME, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGTRAP); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_VFORK); + + child2 = state.pe_other_pid; + printf("Reported PTRACE_VFORK event with forkee %d\n", child2); + + printf("Before calling %s() for the forkee %d of the child %d\n", + TWAIT_FNAME, child2, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_stopped(status, SIGTRAP); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child2, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_VFORK); + ATF_REQUIRE_EQ(state.pe_other_pid, child); + + printf("Before resuming the forkee process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child2, (void *)1, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the forkee - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_exited(status, exitval2); + + printf("Before calling %s() for the forkee - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, + wpid = TWAIT_GENERIC(child2, &status, 0)); + + printf("Before calling %s() for the child - expected stopped " + "SIGCHLD\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGCHLD); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +ATF_TC(vfork2); +ATF_TC_HEAD(vfork2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that vfork(2) is not intercepted by ptrace(2) with empty " + "EVENT_MASK"); +} + +ATF_TC_BODY(vfork2, tc) +{ + const int exitval = 5; + const int exitval2 = 15; + const int sigval = SIGSTOP; + pid_t child, child2, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_event_t event; + const int elen = sizeof(event); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT((child2 = vfork()) != 1); + + if (child2 == 0) + _exit(exitval2); + + FORKEE_REQUIRE_SUCCESS + (wpid = TWAIT_GENERIC(child2, &status, 0), child2); + + forkee_status_exited(status, exitval2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Set empty EVENT_MASK for the child %d\n", child); + event.pe_set_event = 0; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &event, elen) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected stopped " + "SIGCHLD\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGCHLD); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d1); +ATF_TC_HEAD(io_read_d1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint8_t)"); +} + +ATF_TC_BODY(io_read_d1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me = 0; + const uint8_t magic = 0xab; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d2); +ATF_TC_HEAD(io_read_d2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint16_t)"); +} + +ATF_TC_BODY(io_read_d2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint16_t lookup_me = 0; + const uint16_t magic = 0x1234; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx16 " != expected %" PRIx16, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d3); +ATF_TC_HEAD(io_read_d3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint32_t)"); +} + +ATF_TC_BODY(io_read_d3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint32_t lookup_me = 0; + const uint32_t magic = 0x1234abcd; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx32 " != expected %" PRIx32, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d4); +ATF_TC_HEAD(io_read_d4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and len = sizeof(uint64_t)"); +} + +ATF_TC_BODY(io_read_d4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint64_t lookup_me = 0; + const uint64_t magic = 0x1234abcd9876dcfa; + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx64 " != expected %" PRIx64, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_write_d1); +ATF_TC_HEAD(io_write_d1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_WRITE_D and len = sizeof(uint8_t)"); +} + +ATF_TC_BODY(io_write_d1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me = 0; + const uint8_t magic = 0xab; + struct ptrace_io_desc io = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me, magic); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + lookup_me = magic; + + printf("Write new lookup_me to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_write_d2); +ATF_TC_HEAD(io_write_d2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_WRITE_D and len = sizeof(uint16_t)"); +} + +ATF_TC_BODY(io_write_d2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint16_t lookup_me = 0; + const uint16_t magic = 0xab12; + struct ptrace_io_desc io = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me, magic); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + lookup_me = magic; + + printf("Write new lookup_me to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_write_d3); +ATF_TC_HEAD(io_write_d3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_WRITE_D and len = sizeof(uint32_t)"); +} + +ATF_TC_BODY(io_write_d3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint32_t lookup_me = 0; + const uint32_t magic = 0xab127643; + struct ptrace_io_desc io = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me, magic); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + lookup_me = magic; + + printf("Write new lookup_me to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_write_d4); +ATF_TC_HEAD(io_write_d4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_WRITE_D and len = sizeof(uint64_t)"); +} + +ATF_TC_BODY(io_write_d4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint64_t lookup_me = 0; + const uint64_t magic = 0xab12764376490123; + struct ptrace_io_desc io = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me, magic); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + lookup_me = magic; + + printf("Write new lookup_me to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d1); +ATF_TC_HEAD(read_d1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_D called once"); +} + +ATF_TC_BODY(read_d1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me = 0; + const int magic = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me = magic; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me = ptrace(PT_READ_D, child, &lookup_me, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %#x != expected %#x", lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d2); +ATF_TC_HEAD(read_d2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_D called twice"); +} + +ATF_TC_BODY(read_d2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me1 = magic1; + lookup_me2 = magic2; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_D, child, &lookup_me1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_D, child, &lookup_me2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d3); +ATF_TC_HEAD(read_d3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_D called three times"); +} + +ATF_TC_BODY(read_d3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); + const int magic3 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me1 = magic1; + lookup_me2 = magic2; + lookup_me3 = magic3; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_D, child, &lookup_me1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_D, child, &lookup_me2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Read new lookup_me3 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me3 = ptrace(PT_READ_D, child, &lookup_me3, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me3, magic3, + "got value %#x != expected %#x", lookup_me3, magic3); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d4); +ATF_TC_HEAD(read_d4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_D called four times"); +} + +ATF_TC_BODY(read_d4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + int lookup_me4 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); + const int magic3 = (int)random(); + const int magic4 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me1 = magic1; + lookup_me2 = magic2; + lookup_me3 = magic3; + lookup_me4 = magic4; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_D, child, &lookup_me1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_D, child, &lookup_me2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Read new lookup_me3 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me3 = ptrace(PT_READ_D, child, &lookup_me3, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me3, magic3, + "got value %#x != expected %#x", lookup_me3, magic3); + + printf("Read new lookup_me4 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me4 = ptrace(PT_READ_D, child, &lookup_me4, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me4, magic4, + "got value %#x != expected %#x", lookup_me4, magic4); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(write_d1); +ATF_TC_HEAD(write_d1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_WRITE_D called once"); +} + +ATF_TC_BODY(write_d1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me = 0; + const int magic = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me, magic); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Write new lookup_me to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me, magic) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(write_d2); +ATF_TC_HEAD(write_d2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_WRITE_D called twice"); +} + +ATF_TC_BODY(write_d2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me1, magic1); + FORKEE_ASSERT_EQ(lookup_me2, magic2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Write new lookup_me1 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me1, magic1) != -1); + + printf("Write new lookup_me2 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me2, magic2) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(write_d3); +ATF_TC_HEAD(write_d3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_WRITE_D called three times"); +} + +ATF_TC_BODY(write_d3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); + const int magic3 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me1, magic1); + FORKEE_ASSERT_EQ(lookup_me2, magic2); + FORKEE_ASSERT_EQ(lookup_me3, magic3); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Write new lookup_me1 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me1, magic1) != -1); + + printf("Write new lookup_me2 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me2, magic2) != -1); + + printf("Write new lookup_me3 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me3, magic3) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(write_d4); +ATF_TC_HEAD(write_d4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_WRITE_D called four times"); +} + +ATF_TC_BODY(write_d4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + int lookup_me4 = 0; + const int magic1 = (int)random(); + const int magic2 = (int)random(); + const int magic3 = (int)random(); + const int magic4 = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me1, magic1); + FORKEE_ASSERT_EQ(lookup_me2, magic2); + FORKEE_ASSERT_EQ(lookup_me3, magic3); + FORKEE_ASSERT_EQ(lookup_me4, magic4); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Write new lookup_me1 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me1, magic1) != -1); + + printf("Write new lookup_me2 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me2, magic2) != -1); + + printf("Write new lookup_me3 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me3, magic3) != -1); + + printf("Write new lookup_me4 to tracee (PID=%d) from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_WRITE_D, child, &lookup_me4, magic4) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d_write_d_handshake1); +ATF_TC_HEAD(io_read_d_write_d_handshake1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_D and PIOD_WRITE_D handshake"); +} + +ATF_TC_BODY(io_read_d_write_d_handshake1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me_fromtracee = 0; + const uint8_t magic_fromtracee = (uint8_t)random(); + uint8_t lookup_me_totracee = 0; + const uint8_t magic_totracee = (uint8_t)random(); + struct ptrace_io_desc io_fromtracee = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me_fromtracee, + .piod_addr = &lookup_me_fromtracee, + .piod_len = sizeof(lookup_me_fromtracee) + }; + struct ptrace_io_desc io_totracee = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me_totracee, + .piod_addr = &lookup_me_totracee, + .piod_len = sizeof(lookup_me_totracee) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me_fromtracee = magic_fromtracee; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me_totracee, magic_totracee); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me_fromtracee PID=%d by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io_fromtracee, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me_fromtracee, magic_fromtracee, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me_fromtracee, + magic_fromtracee); + + lookup_me_totracee = magic_totracee; + + printf("Write lookup_me_totracee to PID=%d by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io_totracee, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me_totracee, magic_totracee, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me_totracee, + magic_totracee); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_d_write_d_handshake2); +ATF_TC_HEAD(io_read_d_write_d_handshake2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_WRITE_D and PIOD_READ_D handshake"); +} + +ATF_TC_BODY(io_read_d_write_d_handshake2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me_fromtracee = 0; + const uint8_t magic_fromtracee = (uint8_t)random(); + uint8_t lookup_me_totracee = 0; + const uint8_t magic_totracee = (uint8_t)random(); + struct ptrace_io_desc io_fromtracee = { + .piod_op = PIOD_READ_D, + .piod_offs = &lookup_me_fromtracee, + .piod_addr = &lookup_me_fromtracee, + .piod_len = sizeof(lookup_me_fromtracee) + }; + struct ptrace_io_desc io_totracee = { + .piod_op = PIOD_WRITE_D, + .piod_offs = &lookup_me_totracee, + .piod_addr = &lookup_me_totracee, + .piod_len = sizeof(lookup_me_totracee) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me_fromtracee = magic_fromtracee; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me_totracee, magic_totracee); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + lookup_me_totracee = magic_totracee; + + printf("Write lookup_me_totracee to PID=%d by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io_totracee, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me_totracee, magic_totracee, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me_totracee, + magic_totracee); + + printf("Read lookup_me_fromtracee PID=%d by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io_fromtracee, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me_fromtracee, magic_fromtracee, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me_fromtracee, + magic_fromtracee); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d_write_d_handshake1); +ATF_TC_HEAD(read_d_write_d_handshake1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_D with PT_WRITE_D handshake"); +} + +ATF_TC_BODY(read_d_write_d_handshake1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me_fromtracee = 0; + const int magic_fromtracee = (int)random(); + int lookup_me_totracee = 0; + const int magic_totracee = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me_fromtracee = magic_fromtracee; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me_totracee, magic_totracee); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me_fromtracee PID=%d by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me_fromtracee = + ptrace(PT_READ_D, child, &lookup_me_fromtracee, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me_fromtracee, magic_fromtracee, + "got value %#x != expected %#x", lookup_me_fromtracee, + magic_fromtracee); + + printf("Write new lookup_me_totracee to PID=%d from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE + (ptrace(PT_WRITE_D, child, &lookup_me_totracee, magic_totracee) + != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_d_write_d_handshake2); +ATF_TC_HEAD(read_d_write_d_handshake2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_WRITE_D with PT_READ_D handshake"); +} + +ATF_TC_BODY(read_d_write_d_handshake2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me_fromtracee = 0; + const int magic_fromtracee = (int)random(); + int lookup_me_totracee = 0; + const int magic_totracee = (int)random(); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + lookup_me_fromtracee = magic_fromtracee; + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(lookup_me_totracee, magic_totracee); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Write new lookup_me_totracee to PID=%d from tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE + (ptrace(PT_WRITE_D, child, &lookup_me_totracee, magic_totracee) + != -1); + + printf("Read new lookup_me_fromtracee PID=%d by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me_fromtracee = + ptrace(PT_READ_D, child, &lookup_me_fromtracee, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me_fromtracee, magic_fromtracee, + "got value %#x != expected %#x", lookup_me_fromtracee, + magic_fromtracee); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +/* These dummy functions are used to be copied with ptrace(2) calls */ +static int __used +dummy_fn1(int a, int b, int c, int d) +{ + + a *= 1; + b += 2; + c -= 3; + d /= 4; + + return a + b * c - d; +} + +static int __used +dummy_fn2(int a, int b, int c, int d) +{ + + a *= 4; + b += 3; + c -= 2; + d /= 1; + + return a + b * c - d; +} + +static int __used +dummy_fn3(int a, int b, int c, int d) +{ + + a *= 10; + b += 20; + c -= 30; + d /= 40; + + return a + b * c - d; +} + +static int __used +dummy_fn4(int a, int b, int c, int d) +{ + + a *= 40; + b += 30; + c -= 20; + d /= 10; + + return a + b * c - d; +} + +ATF_TC(io_read_i1); +ATF_TC_HEAD(io_read_i1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_I and len = sizeof(uint8_t)"); +} + +ATF_TC_BODY(io_read_i1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint8_t lookup_me = 0; + uint8_t magic; + memcpy(&magic, dummy_fn1, sizeof(magic)); + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_I, + .piod_offs = dummy_fn1, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx8 " != expected %" PRIx8, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_i2); +ATF_TC_HEAD(io_read_i2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_I and len = sizeof(uint16_t)"); +} + +ATF_TC_BODY(io_read_i2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint16_t lookup_me = 0; + uint16_t magic; + memcpy(&magic, dummy_fn1, sizeof(magic)); + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_I, + .piod_offs = dummy_fn1, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx16 " != expected %" PRIx16, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_i3); +ATF_TC_HEAD(io_read_i3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_I and len = sizeof(uint32_t)"); +} + +ATF_TC_BODY(io_read_i3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint32_t lookup_me = 0; + uint32_t magic; + memcpy(&magic, dummy_fn1, sizeof(magic)); + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_I, + .piod_offs = dummy_fn1, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx32 " != expected %" PRIx32, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(io_read_i4); +ATF_TC_HEAD(io_read_i4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_IO with PIOD_READ_I and len = sizeof(uint64_t)"); +} + +ATF_TC_BODY(io_read_i4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + uint64_t lookup_me = 0; + uint64_t magic; + memcpy(&magic, dummy_fn1, sizeof(magic)); + struct ptrace_io_desc io = { + .piod_op = PIOD_READ_I, + .piod_offs = dummy_fn1, + .piod_addr = &lookup_me, + .piod_len = sizeof(lookup_me) + }; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + ATF_REQUIRE(ptrace(PT_IO, child, &io, 0) != -1); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %" PRIx64 " != expected %" PRIx64, lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_i1); +ATF_TC_HEAD(read_i1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_I called once"); +} + +ATF_TC_BODY(read_i1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me = 0; + int magic; + memcpy(&magic, dummy_fn1, sizeof(magic)); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me = ptrace(PT_READ_I, child, dummy_fn1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me, magic, + "got value %#x != expected %#x", lookup_me, magic); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_i2); +ATF_TC_HEAD(read_i2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_I called twice"); +} + +ATF_TC_BODY(read_i2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int magic1; + int magic2; + memcpy(&magic1, dummy_fn1, sizeof(magic1)); + memcpy(&magic2, dummy_fn2, sizeof(magic2)); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_I, child, dummy_fn1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_I, child, dummy_fn2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_i3); +ATF_TC_HEAD(read_i3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_I called three times"); +} + +ATF_TC_BODY(read_i3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + int magic1; + int magic2; + int magic3; + memcpy(&magic1, dummy_fn1, sizeof(magic1)); + memcpy(&magic2, dummy_fn2, sizeof(magic2)); + memcpy(&magic3, dummy_fn3, sizeof(magic3)); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_I, child, dummy_fn1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_I, child, dummy_fn2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Read new lookup_me3 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me3 = ptrace(PT_READ_I, child, dummy_fn3, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me3, magic3, + "got value %#x != expected %#x", lookup_me3, magic3); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(read_i4); +ATF_TC_HEAD(read_i4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_READ_I called four times"); +} + +ATF_TC_BODY(read_i4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; + int lookup_me1 = 0; + int lookup_me2 = 0; + int lookup_me3 = 0; + int lookup_me4 = 0; + int magic1; + int magic2; + int magic3; + int magic4; + memcpy(&magic1, dummy_fn1, sizeof(magic1)); + memcpy(&magic2, dummy_fn2, sizeof(magic2)); + memcpy(&magic3, dummy_fn3, sizeof(magic3)); + memcpy(&magic4, dummy_fn4, sizeof(magic4)); +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Read new lookup_me1 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me1 = ptrace(PT_READ_I, child, dummy_fn1, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me1, magic1, + "got value %#x != expected %#x", lookup_me1, magic1); + + printf("Read new lookup_me2 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me2 = ptrace(PT_READ_I, child, dummy_fn2, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me2, magic2, + "got value %#x != expected %#x", lookup_me2, magic2); + + printf("Read new lookup_me3 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me3 = ptrace(PT_READ_I, child, dummy_fn3, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me3, magic3, + "got value %#x != expected %#x", lookup_me3, magic3); + + printf("Read new lookup_me4 from tracee (PID=%d) by tracer (PID=%d)\n", + child, getpid()); + errno = 0; + lookup_me4 = ptrace(PT_READ_I, child, dummy_fn4, 0); + ATF_REQUIRE_EQ(errno, 0); + + ATF_REQUIRE_EQ_MSG(lookup_me4, magic4, + "got value %#x != expected %#x", lookup_me4, magic4); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(HAVE_GPREGS) +ATF_TC(regs1); +ATF_TC_HEAD(regs1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify plain PT_GETREGS call without further steps"); +} + +ATF_TC_BODY(regs1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct reg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_GPREGS) +ATF_TC(regs2); +ATF_TC_HEAD(regs2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify plain PT_GETREGS call and retrieve PC"); +} + +ATF_TC_BODY(regs2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct reg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Retrieved PC=%" PRIxREGISTER "\n", PTRACE_REG_PC(&r)); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_GPREGS) +ATF_TC(regs3); +ATF_TC_HEAD(regs3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify plain PT_GETREGS call and retrieve SP"); +} + +ATF_TC_BODY(regs3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct reg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Retrieved SP=%" PRIxREGISTER "\n", PTRACE_REG_SP(&r)); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_GPREGS) +ATF_TC(regs4); +ATF_TC_HEAD(regs4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify plain PT_GETREGS call and retrieve INTRV"); +} + +ATF_TC_BODY(regs4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct reg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Retrieved INTRV=%" PRIxREGISTER "\n", PTRACE_REG_INTRV(&r)); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_GPREGS) +ATF_TC(regs5); +ATF_TC_HEAD(regs5, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_GETREGS and PT_SETREGS calls without changing regs"); +} + +ATF_TC_BODY(regs5, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct reg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Call SETREGS for the child process (without changed regs)\n"); + ATF_REQUIRE(ptrace(PT_GETREGS, child, &r, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_FPREGS) +ATF_TC(fpregs1); +ATF_TC_HEAD(fpregs1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify plain PT_GETFPREGS call without further steps"); +} + +ATF_TC_BODY(fpregs1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct fpreg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETFPREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETFPREGS, child, &r, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(HAVE_FPREGS) +ATF_TC(fpregs2); +ATF_TC_HEAD(fpregs2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_GETFPREGS and PT_SETFPREGS calls without changing " + "regs"); +} + +ATF_TC_BODY(fpregs2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct fpreg r; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Call GETFPREGS for the child process\n"); + ATF_REQUIRE(ptrace(PT_GETFPREGS, child, &r, 0) != -1); + + printf("Call SETFPREGS for the child (without changed regs)\n"); + ATF_REQUIRE(ptrace(PT_SETFPREGS, child, &r, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(PT_STEP) +ATF_TC(step1); +ATF_TC_HEAD(step1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify single PT_STEP call"); +} + +ATF_TC_BODY(step1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int happy; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + happy = check_happy(100); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(happy, check_happy(100)); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and " + "without signal to be sent (use PT_STEP)\n"); + ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGTRAP); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(PT_STEP) +ATF_TC(step2); +ATF_TC_HEAD(step2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_STEP called twice"); +} + +ATF_TC_BODY(step2, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int happy; + int N = 2; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + happy = check_happy(999); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(happy, check_happy(999)); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + while (N --> 0) { + printf("Before resuming the child process where it left off " + "and without signal to be sent (use PT_STEP)\n"); + ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), + child); + + validate_status_stopped(status, SIGTRAP); + } + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(PT_STEP) +ATF_TC(step3); +ATF_TC_HEAD(step3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_STEP called three times"); +} + +ATF_TC_BODY(step3, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int happy; + int N = 3; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + happy = check_happy(999); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(happy, check_happy(999)); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + while (N --> 0) { + printf("Before resuming the child process where it left off " + "and without signal to be sent (use PT_STEP)\n"); + ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), + child); + + validate_status_stopped(status, SIGTRAP); + } + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(PT_STEP) +ATF_TC(step4); +ATF_TC_HEAD(step4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify PT_STEP called four times"); +} + +ATF_TC_BODY(step4, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int happy; + int N = 4; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + happy = check_happy(999); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(happy, check_happy(999)); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + while (N --> 0) { + printf("Before resuming the child process where it left off " + "and without signal to be sent (use PT_STEP)\n"); + ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), + child); + + validate_status_stopped(status, SIGTRAP); + } + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +ATF_TC(kill1); +ATF_TC_HEAD(kill1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that PT_CONTINUE with SIGKILL terminates child"); +} + +ATF_TC_BODY(kill1, tc) +{ + const int sigval = SIGSTOP, sigsent = SIGKILL; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + /* NOTREACHED */ + FORKEE_ASSERTX(0 && + "Child should be terminated by a signal from its parent"); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, sigsent) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_signaled(status, sigsent, 0); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(kill2); +ATF_TC_HEAD(kill2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that PT_KILL terminates child"); +} + +ATF_TC_BODY(kill2, tc) +{ + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + /* NOTREACHED */ + FORKEE_ASSERTX(0 && + "Child should be terminated by a signal from its parent"); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_KILL, child, (void*)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_signaled(status, SIGKILL, 0); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(lwpinfo1); +ATF_TC_HEAD(lwpinfo1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify basic LWPINFO call for single thread (PT_TRACE_ME)"); +} + +ATF_TC_BODY(lwpinfo1, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct ptrace_lwpinfo info = {0, 0}; + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_LWPINFO for child\n"); + ATF_REQUIRE(ptrace(PT_LWPINFO, child, &info, sizeof(info)) != -1); + + printf("Assert that there exists a thread\n"); + ATF_REQUIRE(info.pl_lwpid > 0); + + printf("Assert that lwp thread %d received event PL_EVENT_SIGNAL\n", + info.pl_lwpid); + ATF_REQUIRE_EQ_MSG(info.pl_event, PL_EVENT_SIGNAL, + "Received event %d != expected event %d", + info.pl_event, PL_EVENT_SIGNAL); + + printf("Before calling ptrace(2) with PT_LWPINFO for child\n"); + ATF_REQUIRE(ptrace(PT_LWPINFO, child, &info, sizeof(info)) != -1); + + printf("Assert that there are no more lwp threads in child\n"); + ATF_REQUIRE_EQ(info.pl_lwpid, 0); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(lwpinfo2); +ATF_TC_HEAD(lwpinfo2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify basic LWPINFO call for single thread (PT_ATTACH from " + "tracer)"); +} + +ATF_TC_BODY(lwpinfo2, tc) +{ + struct msg_fds parent_tracee, parent_tracer; + const int exitval_tracee = 5; + const int exitval_tracer = 10; + pid_t tracee, tracer, wpid; + uint8_t msg = 0xde; /* dummy message for IPC based on pipe(2) */ +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct ptrace_lwpinfo info = {0, 0}; + + printf("Spawn tracee\n"); + ATF_REQUIRE(msg_open(&parent_tracee) == 0); + ATF_REQUIRE(msg_open(&parent_tracer) == 0); + tracee = atf_utils_fork(); + if (tracee == 0) { + + /* Wait for message from the parent */ + CHILD_TO_PARENT("tracee ready", parent_tracee, msg); + CHILD_FROM_PARENT("tracee exit", parent_tracee, msg); + + _exit(exitval_tracee); + } + PARENT_FROM_CHILD("tracee ready", parent_tracee, msg); + + printf("Spawn debugger\n"); + tracer = atf_utils_fork(); + if (tracer == 0) { + /* No IPC to communicate with the child */ + printf("Before calling PT_ATTACH from tracee %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_ATTACH, tracee, NULL, 0) != -1); + + /* Wait for tracee and assert that it was stopped w/ SIGSTOP */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_stopped(status, SIGSTOP); + + printf("Before calling ptrace(2) with PT_LWPINFO for child\n"); + FORKEE_ASSERT(ptrace(PT_LWPINFO, tracee, &info, sizeof(info)) + != -1); + + printf("Assert that there exists a thread\n"); + FORKEE_ASSERTX(info.pl_lwpid > 0); + + printf("Assert that lwp thread %d received event " + "PL_EVENT_SIGNAL\n", info.pl_lwpid); + FORKEE_ASSERT_EQ(info.pl_event, PL_EVENT_SIGNAL); + + printf("Before calling ptrace(2) with PT_LWPINFO for child\n"); + FORKEE_ASSERT(ptrace(PT_LWPINFO, tracee, &info, sizeof(info)) + != -1); + + printf("Assert that there are no more lwp threads in child\n"); + FORKEE_ASSERTX(info.pl_lwpid == 0); + + /* Resume tracee with PT_CONTINUE */ + FORKEE_ASSERT(ptrace(PT_CONTINUE, tracee, (void *)1, 0) != -1); + + /* Inform parent that tracer has attached to tracee */ + CHILD_TO_PARENT("tracer ready", parent_tracer, msg); + /* Wait for parent */ + CHILD_FROM_PARENT("tracer wait", parent_tracer, msg); + + /* Wait for tracee and assert that it exited */ + FORKEE_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, 0), tracee); + + forkee_status_exited(status, exitval_tracee); + + printf("Before exiting of the tracer process\n"); + _exit(exitval_tracer); + } + + printf("Wait for the tracer to attach to the tracee\n"); + PARENT_FROM_CHILD("tracer ready", parent_tracer, msg); + + printf("Resume the tracee and let it exit\n"); + PARENT_TO_CHILD("tracee exit", parent_tracee, msg); + + printf("Detect that tracee is zombie\n"); + await_zombie(tracee); + + printf("Assert that there is no status about tracee - " + "Tracer must detect zombie first - calling %s()\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS( + wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), 0); + + printf("Resume the tracer and let it detect exited tracee\n"); + PARENT_TO_CHILD("tracer wait", parent_tracer, msg); + + printf("Wait for tracer to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracer, &status, 0), + tracer); + + validate_status_exited(status, exitval_tracer); + + printf("Wait for tracee to finish its job and exit - calling %s()\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(tracee, &status, WNOHANG), + tracee); + + validate_status_exited(status, exitval_tracee); + + msg_close(&parent_tracer); + msg_close(&parent_tracee); +} +#endif + +ATF_TC(siginfo1); +ATF_TC_HEAD(siginfo1, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify basic PT_GET_SIGINFO call for SIGTRAP from tracee"); +} + +ATF_TC_BODY(siginfo1, tc) +{ + const int exitval = 5; + const int sigval = SIGTRAP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct ptrace_siginfo info; + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Signal traced to lwpid=%d\n", info.psi_lwpid); + printf("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n", + info.psi_siginfo.si_signo, info.psi_siginfo.si_code, + info.psi_siginfo.si_errno); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(siginfo2); +ATF_TC_HEAD(siginfo2, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify basic PT_GET_SIGINFO and PT_SET_SIGINFO calls without " + "modification of SIGINT from tracee"); +} + +static int siginfo2_caught = 0; + +static void +siginfo2_sighandler(int sig) +{ + FORKEE_ASSERT_EQ(sig, SIGINT); + + ++siginfo2_caught; +} + +ATF_TC_BODY(siginfo2, tc) +{ + const int exitval = 5; + const int sigval = SIGINT; + pid_t child, wpid; + struct sigaction sa; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct ptrace_siginfo info; + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + sa.sa_handler = siginfo2_sighandler; + sa.sa_flags = SA_SIGINFO; + sigemptyset(&sa.sa_mask); + + FORKEE_ASSERT(sigaction(sigval, &sa, NULL) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(siginfo2_caught, 1); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Signal traced to lwpid=%d\n", info.psi_lwpid); + printf("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n", + info.psi_siginfo.si_signo, info.psi_siginfo.si_code, + info.psi_siginfo.si_errno); + + printf("Before calling ptrace(2) with PT_SET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_SET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, sigval) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(siginfo3); +ATF_TC_HEAD(siginfo3, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify basic PT_GET_SIGINFO and PT_SET_SIGINFO calls with " + "setting signal to new value"); +} + +static int siginfo3_caught = 0; + +static void +siginfo3_sigaction(int sig, siginfo_t *info, void *ctx) +{ + FORKEE_ASSERT_EQ(sig, SIGTRAP); + + FORKEE_ASSERT_EQ(info->si_signo, SIGTRAP); + FORKEE_ASSERT_EQ(info->si_code, TRAP_BRKPT); + + ++siginfo3_caught; +} + +ATF_TC_BODY(siginfo3, tc) +{ + const int exitval = 5; + const int sigval = SIGINT; + const int sigfaked = SIGTRAP; + const int sicodefaked = TRAP_BRKPT; + pid_t child, wpid; + struct sigaction sa; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + struct ptrace_siginfo info; + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + sa.sa_sigaction = siginfo3_sigaction; + sa.sa_flags = SA_SIGINFO; + sigemptyset(&sa.sa_mask); + + FORKEE_ASSERT(sigaction(sigfaked, &sa, NULL) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(siginfo3_caught, 1); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Signal traced to lwpid=%d\n", info.psi_lwpid); + printf("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n", + info.psi_siginfo.si_signo, info.psi_siginfo.si_code, + info.psi_siginfo.si_errno); + + printf("Before setting new faked signal to signo=%d si_code=%d\n", + sigfaked, sicodefaked); + info.psi_siginfo.si_signo = sigfaked; + info.psi_siginfo.si_code = sicodefaked; + + printf("Before calling ptrace(2) with PT_SET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_SET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigfaked); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, sicodefaked); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, sigfaked) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +ATF_TC(siginfo4); +ATF_TC_HEAD(siginfo4, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Detect SIGTRAP TRAP_EXEC from tracee"); +} + +ATF_TC_BODY(siginfo4, tc) +{ + const int sigval = SIGTRAP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + + struct ptrace_siginfo info; + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before calling execve(2) from child\n"); + execlp("/bin/echo", "/bin/echo", NULL); + + FORKEE_ASSERT(0 && "Not reached"); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Signal traced to lwpid=%d\n", info.psi_lwpid); + printf("Signal properties: si_signo=%#x si_code=%#x si_errno=%#x\n", + info.psi_siginfo.si_signo, info.psi_siginfo.si_code, + info.psi_siginfo.si_errno); + + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigval); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, TRAP_EXEC); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} + +#if defined(TWAIT_HAVE_PID) +ATF_TC(siginfo5); +ATF_TC_HEAD(siginfo5, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify that fork(2) is intercepted by ptrace(2) with EVENT_MASK " + "set to PTRACE_FORK and reports correct signal information"); +} + +ATF_TC_BODY(siginfo5, tc) +{ + const int exitval = 5; + const int exitval2 = 15; + const int sigval = SIGSTOP; + pid_t child, child2, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + ptrace_state_t state; + const int slen = sizeof(state); + ptrace_event_t event; + const int elen = sizeof(event); + struct ptrace_siginfo info; + + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT((child2 = fork()) != 1); + + if (child2 == 0) + _exit(exitval2); + + FORKEE_REQUIRE_SUCCESS + (wpid = TWAIT_GENERIC(child2, &status, 0), child2); + + forkee_status_exited(status, exitval2); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigval); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, SI_LWP); + + printf("Enable PTRACE_FORK in EVENT_MASK for the child %d\n", child); + event.pe_set_event = PTRACE_FORK; + ATF_REQUIRE(ptrace(PT_SET_EVENT_MASK, child, &event, elen) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child %d\n", TWAIT_FNAME, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGTRAP); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, SIGTRAP); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, TRAP_CHLD); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_FORK); + + child2 = state.pe_other_pid; + printf("Reported PTRACE_FORK event with forkee %d\n", child2); + + printf("Before calling %s() for the forkee %d of the child %d\n", + TWAIT_FNAME, child2, child); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_stopped(status, SIGTRAP); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, SIGTRAP); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, TRAP_CHLD); + + ATF_REQUIRE(ptrace(PT_GET_PROCESS_STATE, child2, &state, slen) != -1); + ATF_REQUIRE_EQ(state.pe_report_event, PTRACE_FORK); + ATF_REQUIRE_EQ(state.pe_other_pid, child); + + printf("Before resuming the forkee process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child2, (void *)1, 0) != -1); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the forkee - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child2, &status, 0), + child2); + + validate_status_exited(status, exitval2); + + printf("Before calling %s() for the forkee - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, + wpid = TWAIT_GENERIC(child2, &status, 0)); + + printf("Before calling %s() for the child - expected stopped " + "SIGCHLD\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGCHLD); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, SIGCHLD); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, CLD_EXITED); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child - expected exited\n", + TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child - expected no process\n", + TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +#if defined(PT_STEP) +ATF_TC(siginfo6); +ATF_TC_HEAD(siginfo6, tc) +{ + atf_tc_set_md_var(tc, "descr", + "Verify single PT_STEP call with signal information check"); +} + +ATF_TC_BODY(siginfo6, tc) +{ + const int exitval = 5; + const int sigval = SIGSTOP; + pid_t child, wpid; +#if defined(TWAIT_HAVE_STATUS) + int status; +#endif + int happy; + struct ptrace_siginfo info; + + memset(&info, 0, sizeof(info)); + + printf("Before forking process PID=%d\n", getpid()); + ATF_REQUIRE((child = fork()) != -1); + if (child == 0) { + printf("Before calling PT_TRACE_ME from child %d\n", getpid()); + FORKEE_ASSERT(ptrace(PT_TRACE_ME, 0, NULL, 0) != -1); + + happy = check_happy(100); + + printf("Before raising %s from child\n", strsignal(sigval)); + FORKEE_ASSERT(raise(sigval) == 0); + + FORKEE_ASSERT_EQ(happy, check_happy(100)); + + printf("Before exiting of the child process\n"); + _exit(exitval); + } + printf("Parent process PID=%d, child's PID=%d\n", getpid(), child); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, sigval); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, sigval); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, SI_LWP); + + printf("Before resuming the child process where it left off and " + "without signal to be sent (use PT_STEP)\n"); + ATF_REQUIRE(ptrace(PT_STEP, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_stopped(status, SIGTRAP); + + printf("Before calling ptrace(2) with PT_GET_SIGINFO for child\n"); + ATF_REQUIRE(ptrace(PT_GET_SIGINFO, child, &info, sizeof(info)) != -1); + + printf("Before checking siginfo_t\n"); + ATF_REQUIRE_EQ(info.psi_siginfo.si_signo, SIGTRAP); + ATF_REQUIRE_EQ(info.psi_siginfo.si_code, TRAP_TRACE); + + printf("Before resuming the child process where it left off and " + "without signal to be sent\n"); + ATF_REQUIRE(ptrace(PT_CONTINUE, child, (void *)1, 0) != -1); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_SUCCESS(wpid = TWAIT_GENERIC(child, &status, 0), child); + + validate_status_exited(status, exitval); + + printf("Before calling %s() for the child\n", TWAIT_FNAME); + TWAIT_REQUIRE_FAILURE(ECHILD, wpid = TWAIT_GENERIC(child, &status, 0)); +} +#endif + +ATF_TP_ADD_TCS(tp) +{ + setvbuf(stdout, NULL, _IONBF, 0); + setvbuf(stderr, NULL, _IONBF, 0); + ATF_TP_ADD_TC(tp, traceme1); + ATF_TP_ADD_TC(tp, traceme2); + ATF_TP_ADD_TC(tp, traceme3); + ATF_TP_ADD_TC(tp, traceme4); + + ATF_TP_ADD_TC_HAVE_PID(tp, attach1); + ATF_TP_ADD_TC_HAVE_PID(tp, attach2); + ATF_TP_ADD_TC(tp, attach3); + ATF_TP_ADD_TC(tp, attach4); + ATF_TP_ADD_TC_HAVE_PID(tp, attach5); + ATF_TP_ADD_TC_HAVE_PID(tp, attach6); + ATF_TP_ADD_TC_HAVE_PID(tp, attach7); + + ATF_TP_ADD_TC(tp, eventmask1); + ATF_TP_ADD_TC(tp, eventmask2); + + ATF_TP_ADD_TC_HAVE_PID(tp, fork1); + ATF_TP_ADD_TC(tp, fork2); + + ATF_TP_ADD_TC_HAVE_PID(tp, vfork1); + ATF_TP_ADD_TC(tp, vfork2); + + ATF_TP_ADD_TC(tp, io_read_d1); + ATF_TP_ADD_TC(tp, io_read_d2); + ATF_TP_ADD_TC(tp, io_read_d3); + ATF_TP_ADD_TC(tp, io_read_d4); + + ATF_TP_ADD_TC(tp, io_write_d1); + ATF_TP_ADD_TC(tp, io_write_d2); + ATF_TP_ADD_TC(tp, io_write_d3); + ATF_TP_ADD_TC(tp, io_write_d4); + + ATF_TP_ADD_TC(tp, read_d1); + ATF_TP_ADD_TC(tp, read_d2); + ATF_TP_ADD_TC(tp, read_d3); + ATF_TP_ADD_TC(tp, read_d4); + + ATF_TP_ADD_TC(tp, write_d1); + ATF_TP_ADD_TC(tp, write_d2); + ATF_TP_ADD_TC(tp, write_d3); + ATF_TP_ADD_TC(tp, write_d4); + + ATF_TP_ADD_TC(tp, io_read_d_write_d_handshake1); + ATF_TP_ADD_TC(tp, io_read_d_write_d_handshake2); + + ATF_TP_ADD_TC(tp, read_d_write_d_handshake1); + ATF_TP_ADD_TC(tp, read_d_write_d_handshake2); + + ATF_TP_ADD_TC(tp, io_read_i1); + ATF_TP_ADD_TC(tp, io_read_i2); + ATF_TP_ADD_TC(tp, io_read_i3); + ATF_TP_ADD_TC(tp, io_read_i4); + + ATF_TP_ADD_TC(tp, read_i1); + ATF_TP_ADD_TC(tp, read_i2); + ATF_TP_ADD_TC(tp, read_i3); + ATF_TP_ADD_TC(tp, read_i4); + + ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs1); + ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs2); + ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs3); + ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs4); + ATF_TP_ADD_TC_HAVE_GPREGS(tp, regs5); + + ATF_TP_ADD_TC_HAVE_FPREGS(tp, fpregs1); + ATF_TP_ADD_TC_HAVE_FPREGS(tp, fpregs2); + + ATF_TP_ADD_TC_PT_STEP(tp, step1); + ATF_TP_ADD_TC_PT_STEP(tp, step2); + ATF_TP_ADD_TC_PT_STEP(tp, step3); + ATF_TP_ADD_TC_PT_STEP(tp, step4); + + ATF_TP_ADD_TC(tp, kill1); + ATF_TP_ADD_TC(tp, kill2); + + ATF_TP_ADD_TC(tp, lwpinfo1); + ATF_TP_ADD_TC_HAVE_PID(tp, lwpinfo2); + + ATF_TP_ADD_TC(tp, siginfo1); + ATF_TP_ADD_TC(tp, siginfo2); + ATF_TP_ADD_TC(tp, siginfo3); + ATF_TP_ADD_TC(tp, siginfo4); + ATF_TP_ADD_TC_HAVE_PID(tp, siginfo5); + ATF_TP_ADD_TC_PT_STEP(tp, siginfo6); + + return atf_no_error(); +} diff --git a/contrib/netbsd-tests/kernel/t_ptrace_wait.h b/contrib/netbsd-tests/kernel/t_ptrace_wait.h new file mode 100644 index 0000000..9c6921c --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_wait.h @@ -0,0 +1,431 @@ +/* $NetBSD: t_ptrace_wait.h,v 1.7 2017/01/09 22:09:20 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* Detect plain wait(2) use-case */ +#if !defined(TWAIT_WAITPID) && \ + !defined(TWAIT_WAITID) && \ + !defined(TWAIT_WAIT3) && \ + !defined(TWAIT_WAIT4) && \ + !defined(TWAIT_WAIT6) +#define TWAIT_WAIT +#endif + +/* + * There are two classes of wait(2)-like functions: + * - wait4(2)-like accepting pid_t, optional options parameter, struct rusage* + * - wait6(2)-like accepting idtype_t, id_t, struct wrusage, mandatory options + * + * The TWAIT_FNAME value is to be used for convenience in debug messages. + * + * The TWAIT_GENERIC() macro is designed to reuse the same unmodified + * code with as many wait(2)-like functions as possible. + * + * In a common use-case wait4(2) and wait6(2)-like function can work the almost + * the same way, however there are few important differences: + * wait6(2) must specify P_PID for idtype to match wpid from wait4(2). + * To behave like wait4(2), wait6(2) the 'options' to wait must include + * WEXITED|WTRUNCATED. + * + * There are two helper macros (they purpose it to mach more than one + * wait(2)-like function): + * The TWAIT_HAVE_STATUS - specifies whether a function can retrieve + * status (as integer value). + * The TWAIT_HAVE_PID - specifies whether a function can request + * exact process identifier + * The TWAIT_HAVE_RUSAGE - specifies whether a function can request + * the struct rusage value + * + */ + +#if defined(TWAIT_WAIT) +# define TWAIT_FNAME "wait" +# define TWAIT_WAIT4TYPE(a,b,c,d) wait((b)) +# define TWAIT_GENERIC(a,b,c) wait((b)) +# define TWAIT_HAVE_STATUS 1 +#elif defined(TWAIT_WAITPID) +# define TWAIT_FNAME "waitpid" +# define TWAIT_WAIT4TYPE(a,b,c,d) waitpid((a),(b),(c)) +# define TWAIT_GENERIC(a,b,c) waitpid((a),(b),(c)) +# define TWAIT_HAVE_PID 1 +# define TWAIT_HAVE_STATUS 1 +#elif defined(TWAIT_WAITID) +# define TWAIT_FNAME "waitid" +# define TWAIT_GENERIC(a,b,c) \ + waitid(P_PID,(a),NULL,(c)|WEXITED|WTRAPPED) +# define TWAIT_WAIT6TYPE(a,b,c,d,e,f) waitid((a),(b),(f),(d)) +# define TWAIT_HAVE_PID 1 +#elif defined(TWAIT_WAIT3) +# define TWAIT_FNAME "wait3" +# define TWAIT_WAIT4TYPE(a,b,c,d) wait3((b),(c),(d)) +# define TWAIT_GENERIC(a,b,c) wait3((b),(c),NULL) +# define TWAIT_HAVE_STATUS 1 +# define TWAIT_HAVE_RUSAGE 1 +#elif defined(TWAIT_WAIT4) +# define TWAIT_FNAME "wait4" +# define TWAIT_WAIT4TYPE(a,b,c,d) wait4((a),(b),(c),(d)) +# define TWAIT_GENERIC(a,b,c) wait4((a),(b),(c),NULL) +# define TWAIT_HAVE_PID 1 +# define TWAIT_HAVE_STATUS 1 +# define TWAIT_HAVE_RUSAGE 1 +#elif defined(TWAIT_WAIT6) +# define TWAIT_FNAME "wait6" +# define TWAIT_WAIT6TYPE(a,b,c,d,e,f) wait6((a),(b),(c),(d),(e),(f)) +# define TWAIT_GENERIC(a,b,c) \ + wait6(P_PID,(a),(b),(c)|WEXITED|WTRAPPED,NULL,NULL) +# define TWAIT_HAVE_PID 1 +# define TWAIT_HAVE_STATUS 1 +#endif + +/* + * There are 3 groups of tests: + * - TWAIT_GENERIC() (wait, wait2, waitpid, wait3, wait4, wait6) + * - TWAIT_WAIT4TYPE() (wait2, waitpid, wait3, wait4) + * - TWAIT_WAIT6TYPE() (waitid, wait6) + * + * Tests only in the above categories are allowed. However some tests are not + * possible in the context requested functionality to be verified, therefore + * there are helper macros: + * - TWAIT_HAVE_PID (wait2, waitpid, waitid, wait4, wait6) + * - TWAIT_HAVE_STATUS (wait, wait2, waitpid, wait3, wait4, wait6) + * - TWAIT_HAVE_RUSAGE (wait3, wait4) + * - TWAIT_HAVE_RETPID (wait, wait2, waitpid, wait3, wait4, wait6) + * + * If there is an intention to test e.g. wait6(2) specific features in the + * ptrace(2) context, find the most matching group and with #ifdefs reduce + * functionality of less featured than wait6(2) interface (TWAIT_WAIT6TYPE). + * + * For clarity never use negative preprocessor checks, like: + * #if !defined(TWAIT_WAIT4) + * always refer to checks for positive values. + */ + +#define TEST_REQUIRE_EQ(x, y) \ +do { \ + uintmax_t vx = (x); \ + uintmax_t vy = (y); \ + int ret = vx == vy; \ + if (!ret) \ + ATF_REQUIRE_EQ_MSG(vx, vy, "%s(%ju) == %s(%ju)", \ + #x, vx, #y, vy); \ +} while (/*CONSTCOND*/0) + +/* + * A child process cannot call atf functions and expect them to magically + * work like in the parent. + * The printf(3) messaging from a child will not work out of the box as well + * without estabilishing a communication protocol with its parent. To not + * overcomplicate the tests - do not log from a child and use err(3)/errx(3) + * wrapped with FORKEE_ASSERT()/FORKEE_ASSERTX() as that is guaranteed to work. + */ +#define FORKEE_ASSERT_EQ(x, y) \ +do { \ + uintmax_t vx = (x); \ + uintmax_t vy = (y); \ + int ret = vx == vy; \ + if (!ret) \ + errx(EXIT_FAILURE, "%s:%d %s(): Assertion failed for: " \ + "%s(%ju) == %s(%ju)", __FILE__, __LINE__, __func__, \ + #x, vx, #y, vy); \ +} while (/*CONSTCOND*/0) + +#define FORKEE_ASSERTX(x) \ +do { \ + int ret = (x); \ + if (!ret) \ + errx(EXIT_FAILURE, "%s:%d %s(): Assertion failed for: %s",\ + __FILE__, __LINE__, __func__, #x); \ +} while (/*CONSTCOND*/0) + +#define FORKEE_ASSERT(x) \ +do { \ + int ret = (x); \ + if (!ret) \ + err(EXIT_FAILURE, "%s:%d %s(): Assertion failed for: %s",\ + __FILE__, __LINE__, __func__, #x); \ +} while (/*CONSTCOND*/0) + +/* + * Simplify logic for functions using general purpose registers add HAVE_GPREGS + * + * For platforms that do not implement all needed calls for simplicity assume + * that they are unsupported at all. + */ +#if defined(PT_GETREGS) \ + && defined(PT_SETREGS) \ + && defined(PTRACE_REG_PC) \ + && defined(PTRACE_REG_SET_PC) \ + && defined(PTRACE_REG_SP) \ + && defined(PTRACE_REG_INTRV) +#define HAVE_GPREGS +#endif + +/* Add guards for floating point registers */ +#if defined(PT_GETFPREGS) \ + && defined(PT_SETFPREGS) +#define HAVE_FPREGS +#endif + +/* Add guards for cpu debug registers */ +#if defined(PT_GETDBREGS) \ + && defined(PT_SETDBREGS) +#define HAVE_DBREGS +#endif + +/* + * If waitid(2) returns because one or more processes have a state change to + * report, 0 is returned. If an error is detected, a value of -1 is returned + * and errno is set to indicate the error. If WNOHANG is specified and there + * are no stopped, continued or exited children, 0 is returned. + */ +#if defined(TWAIT_WAITID) +#define TWAIT_REQUIRE_SUCCESS(a,b) TEST_REQUIRE_EQ((a), 0) +#define TWAIT_REQUIRE_FAILURE(a,b) ATF_REQUIRE_ERRNO((a),(b) == -1) +#define FORKEE_REQUIRE_SUCCESS(a,b) FORKEE_ASSERT_EQ(a, 0) +#define FORKEE_REQUIRE_FAILURE(a,b) \ + FORKEE_ASSERTX(((a) == errno) && ((b) == -1)) +#else +#define TWAIT_REQUIRE_SUCCESS(a,b) TEST_REQUIRE_EQ((a), (b)) +#define TWAIT_REQUIRE_FAILURE(a,b) ATF_REQUIRE_ERRNO((a),(b) == -1) +#define FORKEE_REQUIRE_SUCCESS(a,b) FORKEE_ASSERT_EQ(a, b) +#define FORKEE_REQUIRE_FAILURE(a,b) \ + FORKEE_ASSERTX(((a) == errno) && ((b) == -1)) +#endif + +/* + * Helper tools to verify whether status reports exited value + */ +#if TWAIT_HAVE_STATUS +static void __used +validate_status_exited(int status, int expected) +{ + ATF_REQUIRE_MSG(WIFEXITED(status), "Reported !exited process"); + ATF_REQUIRE_MSG(!WIFCONTINUED(status), "Reported continued process"); + ATF_REQUIRE_MSG(!WIFSIGNALED(status), "Reported signaled process"); + ATF_REQUIRE_MSG(!WIFSTOPPED(status), "Reported stopped process"); + + ATF_REQUIRE_EQ_MSG(WEXITSTATUS(status), expected, + "The process has exited with invalid value %d != %d", + WEXITSTATUS(status), expected); +} + +static void __used +forkee_status_exited(int status, int expected) +{ + FORKEE_ASSERTX(WIFEXITED(status)); + FORKEE_ASSERTX(!WIFCONTINUED(status)); + FORKEE_ASSERTX(!WIFSIGNALED(status)); + FORKEE_ASSERTX(!WIFSTOPPED(status)); + + FORKEE_ASSERT_EQ(WEXITSTATUS(status), expected); +} + +static void __used +validate_status_continued(int status) +{ + ATF_REQUIRE_MSG(!WIFEXITED(status), "Reported exited process"); + ATF_REQUIRE_MSG(WIFCONTINUED(status), "Reported !continued process"); + ATF_REQUIRE_MSG(!WIFSIGNALED(status), "Reported signaled process"); + ATF_REQUIRE_MSG(!WIFSTOPPED(status), "Reported stopped process"); +} + +static void __used +forkee_status_continued(int status) +{ + FORKEE_ASSERTX(!WIFEXITED(status)); + FORKEE_ASSERTX(WIFCONTINUED(status)); + FORKEE_ASSERTX(!WIFSIGNALED(status)); + FORKEE_ASSERTX(!WIFSTOPPED(status)); +} + +static void __used +validate_status_signaled(int status, int expected_termsig, int expected_core) +{ + ATF_REQUIRE_MSG(!WIFEXITED(status), "Reported exited process"); + ATF_REQUIRE_MSG(!WIFCONTINUED(status), "Reported continued process"); + ATF_REQUIRE_MSG(WIFSIGNALED(status), "Reported !signaled process"); + ATF_REQUIRE_MSG(!WIFSTOPPED(status), "Reported stopped process"); + + ATF_REQUIRE_EQ_MSG(WTERMSIG(status), expected_termsig, + "Unexpected signal received"); + + ATF_REQUIRE_EQ_MSG(WCOREDUMP(status), expected_core, + "Unexpectedly core file %s generated", expected_core ? "not" : ""); +} + +static void __used +forkee_status_signaled(int status, int expected_termsig, int expected_core) +{ + FORKEE_ASSERTX(!WIFEXITED(status)); + FORKEE_ASSERTX(!WIFCONTINUED(status)); + FORKEE_ASSERTX(WIFSIGNALED(status)); + FORKEE_ASSERTX(!WIFSTOPPED(status)); + + FORKEE_ASSERT_EQ(WTERMSIG(status), expected_termsig); + FORKEE_ASSERT_EQ(WCOREDUMP(status), expected_core); +} + +static void __used +validate_status_stopped(int status, int expected) +{ + ATF_REQUIRE_MSG(!WIFEXITED(status), "Reported exited process"); + ATF_REQUIRE_MSG(!WIFCONTINUED(status), "Reported continued process"); + ATF_REQUIRE_MSG(!WIFSIGNALED(status), "Reported signaled process"); + ATF_REQUIRE_MSG(WIFSTOPPED(status), "Reported !stopped process"); + + char st[128], ex[128]; + strlcpy(st, strsignal(WSTOPSIG(status)), sizeof(st)); + strlcpy(ex, strsignal(expected), sizeof(ex)); + + ATF_REQUIRE_EQ_MSG(WSTOPSIG(status), expected, + "Unexpected stop signal received [%s] != [%s]", st, ex); +} + +static void __used +forkee_status_stopped(int status, int expected) +{ + FORKEE_ASSERTX(!WIFEXITED(status)); + FORKEE_ASSERTX(!WIFCONTINUED(status)); + FORKEE_ASSERTX(!WIFSIGNALED(status)); + FORKEE_ASSERTX(WIFSTOPPED(status)); + + FORKEE_ASSERT_EQ(WSTOPSIG(status), expected); +} +#else +#define validate_status_exited(a,b) +#define forkee_status_exited(a,b) +#define validate_status_continued(a,b) +#define forkee_status_continued(a,b) +#define validate_status_signaled(a,b,c) +#define forkee_status_signaled(a,b,c) +#define validate_status_stopped(a,b) +#define forkee_status_stopped(a,b) +#endif + +/* This function is currently designed to be run in the main/parent process */ +static void __used +await_zombie(pid_t process) +{ + struct kinfo_proc2 p; + size_t len = sizeof(p); + + const int name[] = { + [0] = CTL_KERN, + [1] = KERN_PROC2, + [2] = KERN_PROC_PID, + [3] = process, + [4] = sizeof(p), + [5] = 1 + }; + + const size_t namelen = __arraycount(name); + + /* Await the process becoming a zombie */ + while(1) { + ATF_REQUIRE(sysctl(name, namelen, &p, &len, NULL, 0) == 0); + + if (p.p_stat == LSZOMB) + break; + + ATF_REQUIRE(usleep(1000) == 0); + } +} + +/* Happy number sequence -- this function is used to just consume cpu cycles */ +#define HAPPY_NUMBER 1 + +/* If n is not happy then its sequence ends in the cycle: + * 4, 16, 37, 58, 89, 145, 42, 20, 4, ... */ +#define SAD_NUMBER 4 + +/* Calculate the sum of the squares of the digits of n */ +static unsigned __used +dsum(unsigned n) +{ + unsigned sum, x; + for (sum = 0; n; n /= 10) { + x = n % 10; + sum += x * x; + } + return sum; +} + +/* + * XXX: Disabled optimization is required to make tests for hardware assisted + * traps in .text functional + * + * Tested with GCC 5.4 on NetBSD 7.99.47 amd64 + */ +static int __used +#ifdef __clang__ +__attribute__((__optnone__)) +#else +__attribute__((__optimize__("O0"))) +#endif +check_happy(unsigned n) +{ + for (;;) { + unsigned total = dsum(n); + + if (total == HAPPY_NUMBER) + return 1; + if (total == SAD_NUMBER) + return 0; + + n = total; + } +} + +#if defined(TWAIT_HAVE_PID) +#define ATF_TP_ADD_TC_HAVE_PID(a,b) ATF_TP_ADD_TC(a,b) +#else +#define ATF_TP_ADD_TC_HAVE_PID(a,b) +#endif + +#if defined(HAVE_GPREGS) +#define ATF_TP_ADD_TC_HAVE_GPREGS(a,b) ATF_TP_ADD_TC(a,b) +#else +#define ATF_TP_ADD_TC_HAVE_GPREGS(a,b) +#endif + +#if defined(HAVE_FPREGS) +#define ATF_TP_ADD_TC_HAVE_FPREGS(a,b) ATF_TP_ADD_TC(a,b) +#else +#define ATF_TP_ADD_TC_HAVE_FPREGS(a,b) +#endif + +#if defined(PT_STEP) +#define ATF_TP_ADD_TC_PT_STEP(a,b) ATF_TP_ADD_TC(a,b) +#else +#define ATF_TP_ADD_TC_PT_STEP(a,b) +#endif + +#if defined(__HAVE_PTRACE_WATCHPOINTS) +#define ATF_TP_ADD_TC_HAVE_PTRACE_WATCHPOINTS(a,b) ATF_TP_ADD_TC(a,b) +#else +#define ATF_TP_ADD_TC_HAVE_PTRACE_WATCHPOINTS(a,b) +#endif diff --git a/contrib/netbsd-tests/kernel/t_ptrace_wait3.c b/contrib/netbsd-tests/kernel/t_ptrace_wait3.c new file mode 100644 index 0000000..c136431 --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_wait3.c @@ -0,0 +1,30 @@ +/* $NetBSD: t_ptrace_wait3.c,v 1.1 2016/11/07 21:09:03 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define TWAIT_WAIT3 +#include "t_ptrace_wait.c" diff --git a/contrib/netbsd-tests/kernel/t_ptrace_wait4.c b/contrib/netbsd-tests/kernel/t_ptrace_wait4.c new file mode 100644 index 0000000..7ae771b --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_wait4.c @@ -0,0 +1,30 @@ +/* $NetBSD: t_ptrace_wait4.c,v 1.1 2016/11/07 21:09:03 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define TWAIT_WAIT4 +#include "t_ptrace_wait.c" diff --git a/contrib/netbsd-tests/kernel/t_ptrace_wait6.c b/contrib/netbsd-tests/kernel/t_ptrace_wait6.c new file mode 100644 index 0000000..122cb1d --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_wait6.c @@ -0,0 +1,30 @@ +/* $NetBSD: t_ptrace_wait6.c,v 1.1 2016/11/07 21:09:03 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define TWAIT_WAIT6 +#include "t_ptrace_wait.c" diff --git a/contrib/netbsd-tests/kernel/t_ptrace_waitid.c b/contrib/netbsd-tests/kernel/t_ptrace_waitid.c new file mode 100644 index 0000000..1c09be7 --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_waitid.c @@ -0,0 +1,30 @@ +/* $NetBSD: t_ptrace_waitid.c,v 1.1 2016/11/07 21:09:03 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define TWAIT_WAITID +#include "t_ptrace_wait.c" diff --git a/contrib/netbsd-tests/kernel/t_ptrace_waitpid.c b/contrib/netbsd-tests/kernel/t_ptrace_waitpid.c new file mode 100644 index 0000000..c8f107d --- /dev/null +++ b/contrib/netbsd-tests/kernel/t_ptrace_waitpid.c @@ -0,0 +1,30 @@ +/* $NetBSD: t_ptrace_waitpid.c,v 1.1 2016/11/07 21:09:03 kamil Exp $ */ + +/*- + * Copyright (c) 2016 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#define TWAIT_WAITPID +#include "t_ptrace_wait.c" diff --git a/contrib/netbsd-tests/kernel/t_rnd.c b/contrib/netbsd-tests/kernel/t_rnd.c index 7f1f288..8646130 100644 --- a/contrib/netbsd-tests/kernel/t_rnd.c +++ b/contrib/netbsd-tests/kernel/t_rnd.c @@ -1,4 +1,4 @@ -/* $NetBSD: t_rnd.c,v 1.5 2012/03/18 09:46:50 jruoho Exp $ */ +/* $NetBSD: t_rnd.c,v 1.9 2016/05/22 04:34:44 riastradh Exp $ */ /* * Copyright (c) 2009 The NetBSD Foundation, Inc. @@ -27,12 +27,12 @@ */ #include <sys/cdefs.h> -__RCSID("$NetBSD: t_rnd.c,v 1.5 2012/03/18 09:46:50 jruoho Exp $"); +__RCSID("$NetBSD: t_rnd.c,v 1.9 2016/05/22 04:34:44 riastradh Exp $"); #include <sys/types.h> #include <sys/fcntl.h> #include <sys/ioctl.h> -#include <sys/rnd.h> +#include <sys/rndio.h> #include <atf-c.h> @@ -86,10 +86,29 @@ ATF_TC_BODY(RNDADDDATA2, tc) ATF_REQUIRE_ERRNO(EINVAL, rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1); } +ATF_TC(read_random); +ATF_TC_HEAD(read_random, tc) +{ + atf_tc_set_md_var(tc, "descr", "does reading /dev/random return " + "within reasonable time"); + atf_tc_set_md_var(tc, "timeout", "10"); +} + +ATF_TC_BODY(read_random, tc) +{ + char buf[128]; + int fd; + + rump_init(); + RL(fd = rump_sys_open("/dev/random", O_RDONLY)); + RL(rump_sys_read(fd, buf, sizeof(buf))); +} + ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, RNDADDDATA); ATF_TP_ADD_TC(tp, RNDADDDATA2); + ATF_TP_ADD_TC(tp, read_random); return atf_no_error(); } |
