diff options
Diffstat (limited to 'contrib/netbsd-tests/rump/modautoload/t_modautoload.c')
-rw-r--r-- | contrib/netbsd-tests/rump/modautoload/t_modautoload.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/rump/modautoload/t_modautoload.c b/contrib/netbsd-tests/rump/modautoload/t_modautoload.c new file mode 100644 index 0000000..f28ad55 --- /dev/null +++ b/contrib/netbsd-tests/rump/modautoload/t_modautoload.c @@ -0,0 +1,75 @@ +/* $NetBSD: t_modautoload.c,v 1.2 2014/03/10 22:38:53 pooka Exp $ */ + +#include <sys/types.h> +#include <sys/mount.h> +#include <sys/module.h> +#include <sys/dirent.h> +#include <sys/sysctl.h> + +#include <atf-c.h> +#include <err.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <unistd.h> +#include <string.h> +#include <stdlib.h> + +#include <rump/rump.h> +#include <rump/rump_syscalls.h> + +#include <miscfs/kernfs/kernfs.h> + +#include "../../h_macros.h" + +ATF_TC(modautoload); +ATF_TC_HEAD(modautoload, tc) +{ + + atf_tc_set_md_var(tc, "descr", "tests that kernel module " + "autoload works in rump"); +} + +static void +mountkernfs(void) +{ + + if (!rump_nativeabi_p()) + atf_tc_skip("host kernel modules not supported"); + + rump_init(); + + if (rump_sys_mkdir("/kern", 0777) == -1) + atf_tc_fail_errno("mkdir /kern"); + if (rump_sys_mount(MOUNT_KERNFS, "/kern", 0, NULL, 0) == -1) + atf_tc_fail_errno("could not mount kernfs"); +} + +/* + * Why use kernfs here? It talks to plenty of other parts with the + * kernel (e.g. vfs_attach() in modcmd), but is still easy to verify + * it's working correctly. + */ + +#define MAGICNUM 1323 +ATF_TC_BODY(modautoload, tc) +{ + extern int rumpns_hz; + char buf[64]; + int fd; + + mountkernfs(); + rumpns_hz = MAGICNUM; + if ((fd = rump_sys_open("/kern/hz", O_RDONLY)) == -1) + atf_tc_fail_errno("open /kern/hz"); + if (rump_sys_read(fd, buf, sizeof(buf)) <= 0) + atf_tc_fail_errno("read"); + ATF_REQUIRE(atoi(buf) == MAGICNUM); +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, modautoload); + + return atf_no_error(); +} |