summaryrefslogtreecommitdiffstats
path: root/libmisc/setugid.c
diff options
context:
space:
mode:
Diffstat (limited to 'libmisc/setugid.c')
-rw-r--r--libmisc/setugid.c125
1 files changed, 0 insertions, 125 deletions
diff --git a/libmisc/setugid.c b/libmisc/setugid.c
deleted file mode 100644
index 6dbe38e..0000000
--- a/libmisc/setugid.c
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 1989 - 1994, Julianne Frances Haugh
- * SPDX-FileCopyrightText: 1996 - 1998, Marek Michałkiewicz
- * SPDX-FileCopyrightText: 2003 - 2005, Tomasz Kłoczko
- * SPDX-FileCopyrightText: 2008 - 2010, Nicolas François
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/*
- * Separated from setup.c. --marekm
- */
-
-#include <config.h>
-
-#ident "$Id$"
-
-#include <stdio.h>
-#include <grp.h>
-#include <errno.h>
-#include "prototypes.h"
-#include "defines.h"
-#include <pwd.h>
-#include "getdef.h"
-
-/*
- * setup_groups - set the group credentials
- * set the group ID to the value from the password file entry
- * set the supplementary group IDs
- *
- * In case of PAM enabled configurations, this shall be called before
- * pam_setcred.
- *
- * Returns 0 on success, or -1 on failure.
- */
-int setup_groups (const struct passwd *info)
-{
- /*
- * Set the real group ID to the primary group ID in the password
- * file.
- */
- if (setgid (info->pw_gid) == -1) {
- int err = errno;
- perror ("setgid");
- SYSLOG ((LOG_ERR, "bad group ID `%d' for user `%s': %s\n",
- info->pw_gid, info->pw_name, strerror (err)));
- closelog ();
- return -1;
- }
-#ifdef HAVE_INITGROUPS
- /*
- * For systems which support multiple concurrent groups, go get
- * the group set from the /etc/group file.
- */
- if (initgroups (info->pw_name, info->pw_gid) == -1) {
- int err = errno;
- perror ("initgroups");
- SYSLOG ((LOG_ERR, "initgroups failed for user `%s': %s\n",
- info->pw_name, strerror (err)));
- closelog ();
- return -1;
- }
-#endif
- return 0;
-}
-
-/*
- * change_uid - Set the real UID
- *
- * Returns 0 on success, or -1 on failure.
- */
-int change_uid (const struct passwd *info)
-{
- /*
- * Set the real UID to the UID value in the password file.
- */
- if (setuid (info->pw_uid) != 0) {
- int err = errno;
- perror ("setuid");
- SYSLOG ((LOG_ERR, "bad user ID `%d' for user `%s': %s\n",
- (int) info->pw_uid, info->pw_name, strerror (err)));
- closelog ();
- return -1;
- }
- return 0;
-}
-
-/*
- * setup_uid_gid() performs the following steps -
- *
- * set the group ID to the value from the password file entry
- * set the supplementary group IDs
- * optionally call specified function which may add more groups
- * set the user ID to the value from the password file entry
- *
- * Returns 0 on success, or -1 on failure.
- */
-
-#if defined (HAVE_INITGROUPS) && ! (defined USE_PAM)
-int setup_uid_gid (const struct passwd *info, bool is_console)
-#else
-int setup_uid_gid (const struct passwd *info)
-#endif
-{
- if (setup_groups (info) < 0) {
- return -1;
- }
-
-#if defined (HAVE_INITGROUPS) && ! defined (USE_PAM)
- if (is_console) {
- const char *cp = getdef_str ("CONSOLE_GROUPS");
-
- if ((NULL != cp) && (add_groups (cp) != 0)) {
- perror ("Warning: add_groups");
- }
- }
-#endif /* HAVE_INITGROUPS && !USE_PAM*/
-
- if (change_uid (info) < 0) {
- return -1;
- }
-
- return 0;
-}
-