diff options
Diffstat (limited to 'pw/pwupd.c')
| -rw-r--r-- | pw/pwupd.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/pw/pwupd.c b/pw/pwupd.c deleted file mode 100644 index cb8456d..0000000 --- a/pw/pwupd.c +++ /dev/null @@ -1,213 +0,0 @@ -/*- - * Copyright (C) 1996 - * David L. Nugent. 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 DAVID L. NUGENT 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 DAVID L. NUGENT 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 const char rcsid[] = - "$FreeBSD$"; -#endif /* not lint */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <stdarg.h> -#include <errno.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/param.h> -#include <sys/wait.h> - -#include "pwupd.h" - -#define HAVE_PWDB_C 1 -#define HAVE_PWDB_U 1 - -static char pathpwd[] = _PATH_PWD; -static char * pwpath = pathpwd; - -int -setpwdir(const char * dir) -{ - if (dir == NULL) - return -1; - else { - char * d = malloc(strlen(dir)+1); - if (d == NULL) - return -1; - pwpath = strcpy(d, dir); - } - return 0; -} - -char * -getpwpath(char const * file) -{ - static char pathbuf[MAXPATHLEN]; - - snprintf(pathbuf, sizeof pathbuf, "%s/%s", pwpath, file); - return pathbuf; -} - -int -pwdb(char *arg,...) -{ - int i = 0; - pid_t pid; - va_list ap; - char *args[10]; - - args[i++] = _PATH_PWD_MKDB; - va_start(ap, arg); - while (i < 6 && arg != NULL) { - args[i++] = arg; - arg = va_arg(ap, char *); - } - if (pwpath != pathpwd) { - args[i++] = "-d"; - args[i++] = pwpath; - } - args[i++] = getpwpath(_MASTERPASSWD); - args[i] = NULL; - - if ((pid = fork()) == -1) /* Error (errno set) */ - i = errno; - else if (pid == 0) { /* Child */ - execv(args[0], args); - _exit(1); - } else { /* Parent */ - waitpid(pid, &i, 0); - if (WEXITSTATUS(i)) - i = EIO; - } - return i; -} - -int -fmtpwentry(char *buf, struct passwd * pwd, int type) -{ - int l; - char *pw; - - pw = (type == PWF_MASTER) ? - ((pwd->pw_passwd == NULL) ? "" : pwd->pw_passwd) : "*"; - - if (type == PWF_PASSWD) - l = sprintf(buf, "%s:*:%ld:%ld:%s:%s:%s\n", - pwd->pw_name, (long) pwd->pw_uid, (long) pwd->pw_gid, - pwd->pw_gecos ? pwd->pw_gecos : "User &", - pwd->pw_dir, pwd->pw_shell); - else - l = sprintf(buf, "%s:%s:%ld:%ld:%s:%lu:%lu:%s:%s:%s\n", - pwd->pw_name, pw, (long) pwd->pw_uid, (long) pwd->pw_gid, - pwd->pw_class ? pwd->pw_class : "", - (unsigned long) pwd->pw_change, - (unsigned long) pwd->pw_expire, - pwd->pw_gecos, pwd->pw_dir, pwd->pw_shell); - return l; -} - - -int -fmtpwent(char *buf, struct passwd * pwd) -{ - return fmtpwentry(buf, pwd, PWF_STANDARD); -} - -static int -pw_update(struct passwd * pwd, char const * user, int mode) -{ - int rc = 0; - - ENDPWENT(); - - /* - * First, let's check the see if the database is alright - * Note: -C is only available in FreeBSD 2.2 and above - */ -#ifdef HAVE_PWDB_C - rc = pwdb("-C", (char *)NULL); /* Check only */ - if (rc == 0) { -#else - { /* No -C */ -#endif - char pfx[PWBUFSZ]; - char pwbuf[PWBUFSZ]; - int l = snprintf(pfx, PWBUFSZ, "%s:", user); -#ifdef HAVE_PWDB_U - int isrename = pwd!=NULL && strcmp(user, pwd->pw_name); -#endif - - /* - * Update the passwd file first - */ - if (pwd == NULL) - *pwbuf = '\0'; - else - fmtpwentry(pwbuf, pwd, PWF_PASSWD); - - if (l < 0) - l = 0; - rc = fileupdate(getpwpath(_PASSWD), 0644, pwbuf, pfx, l, mode); - if (rc == 0) { - - /* - * Then the master.passwd file - */ - if (pwd != NULL) - fmtpwentry(pwbuf, pwd, PWF_MASTER); - rc = fileupdate(getpwpath(_MASTERPASSWD), 0600, pwbuf, pfx, l, mode); - if (rc == 0) { -#ifdef HAVE_PWDB_U - if (mode == UPD_DELETE || isrename) -#endif - rc = pwdb(NULL); -#ifdef HAVE_PWDB_U - else - rc = pwdb("-u", user, (char *)NULL); -#endif - } - } - } - return rc; -} - -int -addpwent(struct passwd * pwd) -{ - return pw_update(pwd, pwd->pw_name, UPD_CREATE); -} - -int -chgpwent(char const * login, struct passwd * pwd) -{ - return pw_update(pwd, login, UPD_REPLACE); -} - -int -delpwent(struct passwd * pwd) -{ - return pw_update(NULL, pwd->pw_name, UPD_DELETE); -} |