diff options
Diffstat (limited to 'chpass')
| -rw-r--r-- | chpass/chpass.h | 79 | ||||
| -rw-r--r-- | chpass/table.c | 62 | ||||
| -rw-r--r-- | chpass/util.c | 182 |
3 files changed, 323 insertions, 0 deletions
diff --git a/chpass/chpass.h b/chpass/chpass.h new file mode 100644 index 0000000..fd3a839 --- /dev/null +++ b/chpass/chpass.h @@ -0,0 +1,79 @@ +/* + * 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. + * + * @(#)chpass.h 8.4 (Berkeley) 4/2/94 + * $FreeBSD$ + */ + +struct passwd; + +typedef struct _entry { + const char *prompt; + int (*func)(char *, struct passwd *, struct _entry *); + int restricted; + size_t len; + const char *except, *save; +} ENTRY; + +/* Field numbers. */ +#define E_BPHONE 8 +#define E_HPHONE 9 +#define E_LOCATE 10 +#define E_NAME 7 +#define E_OTHER 11 +#define E_SHELL 13 + +extern ENTRY list[]; +extern int master_mode; + +int atot(char *, time_t *); +struct passwd *edit(const char *, struct passwd *); +int ok_shell(char *); +char *dup_shell(char *); +int p_change(char *, struct passwd *, ENTRY *); +int p_class(char *, struct passwd *, ENTRY *); +int p_expire(char *, struct passwd *, ENTRY *); +int p_gecos(char *, struct passwd *, ENTRY *); +int p_gid(char *, struct passwd *, ENTRY *); +int p_hdir(char *, struct passwd *, ENTRY *); +int p_login(char *, struct passwd *, ENTRY *); +int p_passwd(char *, struct passwd *, ENTRY *); +int p_shell(char *, struct passwd *, ENTRY *); +int p_uid(char *, struct passwd *, ENTRY *); +char *ttoa(time_t); diff --git a/chpass/table.c b/chpass/table.c new file mode 100644 index 0000000..a4918b4 --- /dev/null +++ b/chpass/table.c @@ -0,0 +1,62 @@ +/*- + * 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. + * 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 const char sccsid[] = "@(#)table.c 8.3 (Berkeley) 4/2/94"; +#endif /* not lint */ +#endif +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/types.h> +#include <stddef.h> +#include "chpass.h" + +ENTRY list[] = { + { "login", p_login, 1, 5, ": ", NULL }, + { "password", p_passwd, 1, 8, ": ", NULL }, + { "uid", p_uid, 1, 3, ": ", NULL }, + { "gid", p_gid, 1, 3, ": ", NULL }, + { "class", p_class, 1, 5, ": ", NULL }, + { "change", p_change, 1, 6, NULL, NULL }, + { "expire", p_expire, 1, 6, NULL, NULL }, +#ifdef RESTRICT_FULLNAME_CHANGE /* do not allow fullname changes */ + { "full name", p_gecos, 1, 9, ":,", NULL }, +#else + { "full name", p_gecos, 0, 9, ":,", NULL }, +#endif + { "office phone", p_gecos, 0, 12, ":,", NULL }, + { "home phone", p_gecos, 0, 10, ":,", NULL }, + { "office location", p_gecos, 0, 15, ":,", NULL }, + { "other information", p_gecos, 0, 11, ": ", NULL }, + { "home directory", p_hdir, 1, 14, ": ", NULL }, + { "shell", p_shell, 0, 5, ": ", NULL }, + { NULL, NULL, 0, 0, NULL, NULL }, +}; diff --git a/chpass/util.c b/chpass/util.c new file mode 100644 index 0000000..baf160e --- /dev/null +++ b/chpass/util.c @@ -0,0 +1,182 @@ +/*- + * 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. + */ + +#ifndef lint +#if 0 +static char sccsid[] = "@(#)util.c 8.4 (Berkeley) 4/2/94"; +#endif +#endif /* not lint */ +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/types.h> + +#include <ctype.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <time.h> +#include <unistd.h> + +#include "chpass.h" + +static const char *months[] = + { "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", + "December", NULL }; + +char * +ttoa(time_t tval) +{ + struct tm *tp; + static char tbuf[50]; + + if (tval) { + tp = localtime(&tval); + (void)sprintf(tbuf, "%s %d, %d", months[tp->tm_mon], + tp->tm_mday, tp->tm_year + 1900); + } + else + *tbuf = '\0'; + return (tbuf); +} + +int +atot(char *p, time_t *store) +{ + static struct tm *lt; + char *t; + const char **mp; + time_t tval; + int day, month, year; + + if (!*p) { + *store = 0; + return (0); + } + if (!lt) { + unsetenv("TZ"); + (void)time(&tval); + lt = localtime(&tval); + } + if (!(t = strtok(p, " \t"))) + goto bad; + if (isdigit(*t)) { + month = atoi(t); + } else { + for (mp = months;; ++mp) { + if (!*mp) + goto bad; + if (!strncasecmp(*mp, t, 3)) { + month = mp - months + 1; + break; + } + } + } + if (!(t = strtok(NULL, " \t,")) || !isdigit(*t)) + goto bad; + day = atoi(t); + if (!(t = strtok(NULL, " \t,")) || !isdigit(*t)) + goto bad; + year = atoi(t); + if (day < 1 || day > 31 || month < 1 || month > 12) + goto bad; + /* Allow two digit years 1969-2068 */ + if (year < 69) + year += 2000; + else if (year < 100) + year += 1900; + if (year < 1969) +bad: return (1); + lt->tm_year = year - 1900; + lt->tm_mon = month - 1; + lt->tm_mday = day; + lt->tm_hour = 0; + lt->tm_min = 0; + lt->tm_sec = 0; + lt->tm_isdst = -1; + if ((tval = mktime(lt)) < 0) + return (1); + *store = tval; + return (0); +} + +int +ok_shell(char *name) +{ + char *p, *sh; + + setusershell(); + while ((sh = getusershell())) { + if (!strcmp(name, sh)) { + endusershell(); + return (1); + } + /* allow just shell name, but use "real" path */ + if ((p = strrchr(sh, '/')) && strcmp(name, p + 1) == 0) { + endusershell(); + return (1); + } + } + endusershell(); + return (0); +} + +char * +dup_shell(char *name) +{ + char *p, *sh, *ret; + + setusershell(); + while ((sh = getusershell())) { + if (!strcmp(name, sh)) { + endusershell(); + return (strdup(name)); + } + /* allow just shell name, but use "real" path */ + if ((p = strrchr(sh, '/')) && strcmp(name, p + 1) == 0) { + ret = strdup(sh); + endusershell(); + return (ret); + } + } + endusershell(); + return (NULL); +} |