diff options
Diffstat (limited to 'chpass/field.c')
| -rw-r--r-- | chpass/field.c | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/chpass/field.c b/chpass/field.c deleted file mode 100644 index eac5561..0000000 --- a/chpass/field.c +++ /dev/null @@ -1,261 +0,0 @@ -/* - * Copyright (c) 1988, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * Copyright (c) 2002 Networks Associates Technology, Inc. - * All rights reserved. - * - * Portions of this software were developed for the FreeBSD Project by - * ThinkSec AS and NAI Labs, the Security Research Division of Network - * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 - * ("CBOSS"), as part of the DARPA CHATS research program. - * - * 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 0 -#ifndef lint -static char sccsid[] = "@(#)field.c 8.4 (Berkeley) 4/2/94"; -#endif /* not lint */ -#endif - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/stat.h> - -#include <ctype.h> -#include <err.h> -#include <errno.h> -#include <grp.h> -#include <paths.h> -#include <pwd.h> -#include <stdlib.h> -#include <string.h> - -#include "chpass.h" - -/* ARGSUSED */ -int -p_login(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!*p) { - warnx("empty login field"); - return (-1); - } - if (*p == '-') { - warnx("login names may not begin with a hyphen"); - return (-1); - } - if (!(pw->pw_name = strdup(p))) { - warnx("can't save entry"); - return (-1); - } - if (strchr(p, '.')) - warnx("\'.\' is dangerous in a login name"); - for (; *p; ++p) - if (isupper(*p)) { - warnx("upper-case letters are dangerous in a login name"); - break; - } - return (0); -} - -/* ARGSUSED */ -int -p_passwd(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!(pw->pw_passwd = strdup(p))) { - warnx("can't save password entry"); - return (-1); - } - - return (0); -} - -/* ARGSUSED */ -int -p_uid(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - uid_t id; - char *np; - - if (!*p) { - warnx("empty uid field"); - return (-1); - } - if (!isdigit(*p)) { - warnx("illegal uid"); - return (-1); - } - errno = 0; - id = strtoul(p, &np, 10); - if (*np || (id == (uid_t)ULONG_MAX && errno == ERANGE)) { - warnx("illegal uid"); - return (-1); - } - pw->pw_uid = id; - return (0); -} - -/* ARGSUSED */ -int -p_gid(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - struct group *gr; - gid_t id; - char *np; - - if (!*p) { - warnx("empty gid field"); - return (-1); - } - if (!isdigit(*p)) { - if (!(gr = getgrnam(p))) { - warnx("unknown group %s", p); - return (-1); - } - pw->pw_gid = gr->gr_gid; - return (0); - } - errno = 0; - id = strtoul(p, &np, 10); - if (*np || (id == (uid_t)ULONG_MAX && errno == ERANGE)) { - warnx("illegal gid"); - return (-1); - } - pw->pw_gid = id; - return (0); -} - -/* ARGSUSED */ -int -p_class(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!(pw->pw_class = strdup(p))) { - warnx("can't save entry"); - return (-1); - } - - return (0); -} - -/* ARGSUSED */ -int -p_change(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!atot(p, &pw->pw_change)) - return (0); - warnx("illegal date for change field"); - return (-1); -} - -/* ARGSUSED */ -int -p_expire(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!atot(p, &pw->pw_expire)) - return (0); - warnx("illegal date for expire field"); - return (-1); -} - -/* ARGSUSED */ -int -p_gecos(char *p, struct passwd *pw __unused, ENTRY *ep) -{ - if (!(ep->save = strdup(p))) { - warnx("can't save entry"); - return (-1); - } - return (0); -} - -/* ARGSUSED */ -int -p_hdir(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - if (!*p) { - warnx("empty home directory field"); - return (-1); - } - if (!(pw->pw_dir = strdup(p))) { - warnx("can't save entry"); - return (-1); - } - return (0); -} - -/* ARGSUSED */ -int -p_shell(char *p, struct passwd *pw, ENTRY *ep __unused) -{ - struct stat sbuf; - - if (!*p) { - pw->pw_shell = strdup(_PATH_BSHELL); - return (0); - } - /* only admin can change from or to "restricted" shells */ - if (!master_mode && pw->pw_shell && !ok_shell(pw->pw_shell)) { - warnx("%s: current shell non-standard", pw->pw_shell); - return (-1); - } - if (!ok_shell(p)) { - if (!master_mode) { - warnx("%s: non-standard shell", p); - return (-1); - } - pw->pw_shell = strdup(p); - } - else - pw->pw_shell = dup_shell(p); - if (!pw->pw_shell) { - warnx("can't save entry"); - return (-1); - } - if (stat(pw->pw_shell, &sbuf) < 0) { - if (errno == ENOENT) - warnx("WARNING: shell '%s' does not exist", - pw->pw_shell); - else - warn("WARNING: can't stat shell '%s'", pw->pw_shell); - return (0); - } - if (!S_ISREG(sbuf.st_mode)) { - warnx("WARNING: shell '%s' is not a regular file", - pw->pw_shell); - return (0); - } - if ((sbuf.st_mode & (S_IXOTH | S_IXGRP | S_IXUSR)) == 0) { - warnx("WARNING: shell '%s' is not executable", pw->pw_shell); - return (0); - } - return (0); -} |