diff options
Diffstat (limited to 'lib/libutil')
| -rw-r--r-- | lib/libutil/Makefile | 7 | ||||
| -rw-r--r-- | lib/libutil/login.c | 63 | ||||
| -rw-r--r-- | lib/libutil/login_tty.c | 53 | ||||
| -rw-r--r-- | lib/libutil/logout.c | 72 | ||||
| -rw-r--r-- | lib/libutil/logwtmp.c | 67 | ||||
| -rw-r--r-- | lib/libutil/pty.c | 127 | ||||
| -rw-r--r-- | lib/libutil/pw_util.c | 204 | ||||
| -rw-r--r-- | lib/libutil/stat_flags.c | 148 |
8 files changed, 741 insertions, 0 deletions
diff --git a/lib/libutil/Makefile b/lib/libutil/Makefile new file mode 100644 index 0000000..bbc7aab --- /dev/null +++ b/lib/libutil/Makefile @@ -0,0 +1,7 @@ +# @(#)Makefile 8.1 (Berkeley) 6/4/93 + +LIB= util +CFLAGS+=-DLIBC_SCCS -I/sys +SRCS= login.c login_tty.c logout.c logwtmp.c pty.c + +.include <bsd.lib.mk> diff --git a/lib/libutil/login.c b/lib/libutil/login.c new file mode 100644 index 0000000..911c289 --- /dev/null +++ b/lib/libutil/login.c @@ -0,0 +1,63 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)login.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/types.h> + +#include <fcntl.h> +#include <unistd.h> +#include <stdlib.h> +#include <utmp.h> +#include <stdio.h> + +void +login(ut) + struct utmp *ut; +{ + register int fd; + int tty; + + tty = ttyslot(); + if (tty > 0 && (fd = open(_PATH_UTMP, O_WRONLY|O_CREAT, 0644)) >= 0) { + (void)lseek(fd, (off_t)(tty * sizeof(struct utmp)), L_SET); + (void)write(fd, ut, sizeof(struct utmp)); + (void)close(fd); + } + if ((fd = open(_PATH_WTMP, O_WRONLY|O_APPEND, 0)) >= 0) { + (void)write(fd, ut, sizeof(struct utmp)); + (void)close(fd); + } +} diff --git a/lib/libutil/login_tty.c b/lib/libutil/login_tty.c new file mode 100644 index 0000000..5692637 --- /dev/null +++ b/lib/libutil/login_tty.c @@ -0,0 +1,53 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)login_tty.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/param.h> +#include <sys/ioctl.h> + +login_tty(fd) + int fd; +{ + (void) setsid(); + if (ioctl(fd, TIOCSCTTY, (char *)NULL) == -1) + return (-1); + (void) dup2(fd, 0); + (void) dup2(fd, 1); + (void) dup2(fd, 2); + if (fd > 2) + (void) close(fd); + return (0); +} diff --git a/lib/libutil/logout.c b/lib/libutil/logout.c new file mode 100644 index 0000000..11da24f --- /dev/null +++ b/lib/libutil/logout.c @@ -0,0 +1,72 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)logout.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/types.h> +#include <sys/time.h> + +#include <fcntl.h> +#include <utmp.h> +#include <unistd.h> +#include <stdlib.h> +#include <string.h> + +typedef struct utmp UTMP; + +int +logout(line) + register char *line; +{ + register int fd; + UTMP ut; + int rval; + + if ((fd = open(_PATH_UTMP, O_RDWR, 0)) < 0) + return(0); + rval = 0; + while (read(fd, &ut, sizeof(UTMP)) == sizeof(UTMP)) { + if (!ut.ut_name[0] || strncmp(ut.ut_line, line, UT_LINESIZE)) + continue; + bzero(ut.ut_name, UT_NAMESIZE); + bzero(ut.ut_host, UT_HOSTSIZE); + (void)time(&ut.ut_time); + (void)lseek(fd, -(off_t)sizeof(UTMP), L_INCR); + (void)write(fd, &ut, sizeof(UTMP)); + rval = 1; + } + (void)close(fd); + return(rval); +} diff --git a/lib/libutil/logwtmp.c b/lib/libutil/logwtmp.c new file mode 100644 index 0000000..d55ac9e --- /dev/null +++ b/lib/libutil/logwtmp.c @@ -0,0 +1,67 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)logwtmp.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/types.h> +#include <sys/file.h> +#include <sys/time.h> +#include <sys/stat.h> + +#include <unistd.h> +#include <utmp.h> + +logwtmp(line, name, host) + char *line, *name, *host; +{ + struct utmp ut; + struct stat buf; + int fd; + time_t time(); + char *strncpy(); + + if ((fd = open(_PATH_WTMP, O_WRONLY|O_APPEND, 0)) < 0) + return; + if (fstat(fd, &buf) == 0) { + (void) strncpy(ut.ut_line, line, sizeof(ut.ut_line)); + (void) strncpy(ut.ut_name, name, sizeof(ut.ut_name)); + (void) strncpy(ut.ut_host, host, sizeof(ut.ut_host)); + (void) time(&ut.ut_time); + if (write(fd, (char *)&ut, sizeof(struct utmp)) != + sizeof(struct utmp)) + (void) ftruncate(fd, buf.st_size); + } + (void) close(fd); +} diff --git a/lib/libutil/pty.c b/lib/libutil/pty.c new file mode 100644 index 0000000..1644aee --- /dev/null +++ b/lib/libutil/pty.c @@ -0,0 +1,127 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)pty.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <sys/cdefs.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/ioctl.h> +#include <fcntl.h> +#include <termios.h> +#include <errno.h> +#include <unistd.h> +#include <stdio.h> +#include <string.h> +#include <grp.h> + +openpty(amaster, aslave, name, termp, winp) + int *amaster, *aslave; + char *name; + struct termios *termp; + struct winsize *winp; +{ + static char line[] = "/dev/ptyXX"; + register const char *cp1, *cp2; + register int master, slave, ttygid; + struct group *gr; + + if ((gr = getgrnam("tty")) != NULL) + ttygid = gr->gr_gid; + else + ttygid = -1; + + for (cp1 = "pqrs"; *cp1; cp1++) { + line[8] = *cp1; + for (cp2 = "0123456789abcdef"; *cp2; cp2++) { + line[9] = *cp2; + if ((master = open(line, O_RDWR, 0)) == -1) { + if (errno == ENOENT) + return (-1); /* out of ptys */ + } else { + line[5] = 't'; + (void) chown(line, getuid(), ttygid); + (void) chmod(line, S_IRUSR|S_IWUSR|S_IWGRP); + (void) revoke(line); + if ((slave = open(line, O_RDWR, 0)) != -1) { + *amaster = master; + *aslave = slave; + if (name) + strcpy(name, line); + if (termp) + (void) tcsetattr(slave, + TCSAFLUSH, termp); + if (winp) + (void) ioctl(slave, TIOCSWINSZ, + (char *)winp); + return (0); + } + (void) close(master); + line[5] = 'p'; + } + } + } + errno = ENOENT; /* out of ptys */ + return (-1); +} + +forkpty(amaster, name, termp, winp) + int *amaster; + char *name; + struct termios *termp; + struct winsize *winp; +{ + int master, slave, pid; + + if (openpty(&master, &slave, name, termp, winp) == -1) + return (-1); + switch (pid = fork()) { + case -1: + return (-1); + case 0: + /* + * child + */ + (void) close(master); + login_tty(slave); + return (0); + } + /* + * parent + */ + *amaster = master; + (void) close(slave); + return (pid); +} diff --git a/lib/libutil/pw_util.c b/lib/libutil/pw_util.c new file mode 100644 index 0000000..9873f74 --- /dev/null +++ b/lib/libutil/pw_util.c @@ -0,0 +1,204 @@ +/*- + * Copyright (c) 1990, 1993, 1994 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)pw_util.c 8.3 (Berkeley) 4/2/94"; +#endif /* not lint */ + +/* + * This file is used by all the "password" programs; vipw(8), chpass(1), + * and passwd(1). + */ + +#include <sys/param.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <sys/stat.h> +#include <sys/wait.h> + +#include <err.h> +#include <errno.h> +#include <fcntl.h> +#include <paths.h> +#include <pwd.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "pw_util.h" + +extern char *tempname; + +void +pw_init() +{ + struct rlimit rlim; + + /* Unlimited resource limits. */ + rlim.rlim_cur = rlim.rlim_max = RLIM_INFINITY; + (void)setrlimit(RLIMIT_CPU, &rlim); + (void)setrlimit(RLIMIT_FSIZE, &rlim); + (void)setrlimit(RLIMIT_STACK, &rlim); + (void)setrlimit(RLIMIT_DATA, &rlim); + (void)setrlimit(RLIMIT_RSS, &rlim); + + /* Don't drop core (not really necessary, but GP's). */ + rlim.rlim_cur = rlim.rlim_max = 0; + (void)setrlimit(RLIMIT_CORE, &rlim); + + /* Turn off signals. */ + (void)signal(SIGALRM, SIG_IGN); + (void)signal(SIGHUP, SIG_IGN); + (void)signal(SIGINT, SIG_IGN); + (void)signal(SIGPIPE, SIG_IGN); + (void)signal(SIGQUIT, SIG_IGN); + (void)signal(SIGTERM, SIG_IGN); + (void)signal(SIGTSTP, SIG_IGN); + (void)signal(SIGTTOU, SIG_IGN); + + /* Create with exact permissions. */ + (void)umask(0); +} + +static int lockfd; + +int +pw_lock() +{ + /* + * If the master password file doesn't exist, the system is hosed. + * Might as well try to build one. Set the close-on-exec bit so + * that users can't get at the encrypted passwords while editing. + * Open should allow flock'ing the file; see 4.4BSD. XXX + */ + lockfd = open(_PATH_MASTERPASSWD, O_RDONLY, 0); + if (lockfd < 0 || fcntl(lockfd, F_SETFD, 1) == -1) + err(1, "%s", _PATH_MASTERPASSWD); + if (flock(lockfd, LOCK_EX|LOCK_NB)) + errx(1, "the password db file is busy"); + return (lockfd); +} + +int +pw_tmp() +{ + static char path[MAXPATHLEN] = _PATH_MASTERPASSWD; + int fd; + char *p; + + if (p = strrchr(path, '/')) + ++p; + else + p = path; + strcpy(p, "pw.XXXXXX"); + if ((fd = mkstemp(path)) == -1) + err(1, "%s", path); + tempname = path; + return (fd); +} + +int +pw_mkdb() +{ + int pstat; + pid_t pid; + + warnx("rebuilding the database..."); + (void)fflush(stderr); + if (!(pid = vfork())) { + execl(_PATH_PWD_MKDB, "pwd_mkdb", "-p", tempname, NULL); + pw_error(_PATH_PWD_MKDB, 1, 1); + } + pid = waitpid(pid, &pstat, 0); + if (pid == -1 || !WIFEXITED(pstat) || WEXITSTATUS(pstat) != 0) + return (0); + warnx("done"); + return (1); +} + +void +pw_edit(notsetuid) + int notsetuid; +{ + int pstat; + pid_t pid; + char *p, *editor; + + if (!(editor = getenv("EDITOR"))) + editor = _PATH_VI; + if (p = strrchr(editor, '/')) + ++p; + else + p = editor; + + if (!(pid = vfork())) { + if (notsetuid) { + (void)setgid(getgid()); + (void)setuid(getuid()); + } + execlp(editor, p, tempname, NULL); + _exit(1); + } + pid = waitpid(pid, (int *)&pstat, 0); + if (pid == -1 || !WIFEXITED(pstat) || WEXITSTATUS(pstat) != 0) + pw_error(editor, 1, 1); +} + +void +pw_prompt() +{ + int c; + + (void)printf("re-edit the password file? [y]: "); + (void)fflush(stdout); + c = getchar(); + if (c != EOF && c != '\n') + while (getchar() != '\n'); + if (c == 'n') + pw_error(NULL, 0, 0); +} + +void +pw_error(name, err, eval) + char *name; + int err, eval; +{ + if (err) + warn(name); + + warnx("%s: unchanged", _PATH_MASTERPASSWD); + (void)unlink(tempname); + exit(eval); +} diff --git a/lib/libutil/stat_flags.c b/lib/libutil/stat_flags.c new file mode 100644 index 0000000..5bc4b85 --- /dev/null +++ b/lib/libutil/stat_flags.c @@ -0,0 +1,148 @@ +/*- + * Copyright (c) 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)stat_flags.c 8.1 (Berkeley) 5/31/93"; +#endif /* not lint */ + +#include <sys/types.h> +#include <sys/stat.h> + +#include <stddef.h> +#include <string.h> + +#define SAPPEND(s) { \ + if (prefix != NULL) \ + (void)strcat(string, prefix); \ + (void)strcat(string, s); \ + prefix = ","; \ +} + +/* + * flags_to_string -- + * Convert stat flags to a comma-separated string. If no flags + * are set, return the default string. + */ +char * +flags_to_string(flags, def) + u_long flags; + char *def; +{ + static char string[128]; + char *prefix; + + string[0] = '\0'; + prefix = NULL; + if (flags & UF_APPEND) + SAPPEND("uappnd"); + if (flags & UF_IMMUTABLE) + SAPPEND("uchg"); + if (flags & UF_NODUMP) + SAPPEND("nodump"); + if (flags & SF_APPEND) + SAPPEND("sappnd"); + if (flags & SF_ARCHIVED) + SAPPEND("arch"); + if (flags & SF_IMMUTABLE) + SAPPEND("schg"); + return (prefix == NULL && def != NULL ? def : string); +} + +#define TEST(a, b, f) { \ + if (!memcmp(a, b, sizeof(b))) { \ + if (clear) { \ + if (clrp) \ + *clrp |= (f); \ + } else if (setp) \ + *setp |= (f); \ + break; \ + } \ +} + +/* + * string_to_flags -- + * Take string of arguments and return stat flags. Return 0 on + * success, 1 on failure. On failure, stringp is set to point + * to the offending token. + */ +int +string_to_flags(stringp, setp, clrp) + char **stringp; + u_long *setp, *clrp; +{ + int clear; + char *string, *p; + + clear = 0; + if (setp) + *setp = 0; + if (clrp) + *clrp = 0; + string = *stringp; + while ((p = strsep(&string, "\t ,")) != NULL) { + *stringp = p; + if (*p == '\0') + continue; + if (p[0] == 'n' && p[1] == 'o') { + clear = 1; + p += 2; + } + switch (p[0]) { + case 'a': + TEST(p, "arch", SF_ARCHIVED); + TEST(p, "archived", SF_ARCHIVED); + return (1); + case 'd': + clear = !clear; + TEST(p, "dump", UF_NODUMP); + return (1); + case 's': + TEST(p, "sappnd", SF_APPEND); + TEST(p, "sappend", SF_APPEND); + TEST(p, "schg", SF_IMMUTABLE); + TEST(p, "schange", SF_IMMUTABLE); + TEST(p, "simmutable", SF_IMMUTABLE); + return (1); + case 'u': + TEST(p, "uappnd", UF_APPEND); + TEST(p, "uappend", UF_APPEND); + TEST(p, "uchg", UF_IMMUTABLE); + TEST(p, "uchange", UF_IMMUTABLE); + TEST(p, "uimmutable", UF_IMMUTABLE); + /* FALLTHROUGH */ + default: + return (1); + } + } + return (0); +} |
