Browse code
- user2uid and group2gid made available to modules
Jan Janak authored on 13/12/2005 01:05:04
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+/* |
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+ *$Id$ |
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+ * |
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+ * various general purpose functions |
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+ * |
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+ * Copyright (C) 2001-2003 FhG Fokus |
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+ * |
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+ * This file is part of ser, a free SIP server. |
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+ * |
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+ * ser is free software; you can redistribute it and/or modify |
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+ * it under the terms of the GNU General Public License as published by |
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+ * the Free Software Foundation; either version 2 of the License, or |
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+ * (at your option) any later version |
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+ * |
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+ * For a license to use the ser software under conditions |
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+ * other than those described here, or to purchase support for this |
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+ * software, please contact iptel.org by e-mail at the following addresses: |
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+ * info@iptel.org |
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+ * |
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+ * ser is distributed in the hope that it will be useful, |
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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+ * GNU General Public License for more details. |
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+ * |
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+ * You should have received a copy of the GNU General Public License |
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+ * along with this program; if not, write to the Free Software |
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+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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+ * |
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+ */ |
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+ |
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+#include <sys/types.h> |
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+#include <pwd.h> |
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+#include <grp.h> |
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+#include <stdlib.h> |
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+#include "ut.h" |
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+ |
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+/* converts a username into uid:gid, |
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+ * returns -1 on error & 0 on success */ |
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+int user2uid(int* uid, int* gid, char* user) |
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+{
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+ char* tmp; |
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+ struct passwd *pw_entry; |
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+ |
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+ if (user){
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+ *uid=strtol(user, &tmp, 10); |
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+ if ((tmp==0) ||(*tmp)){
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+ /* maybe it's a string */ |
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+ pw_entry=getpwnam(user); |
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+ if (pw_entry==0){
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+ goto error; |
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+ } |
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+ *uid=pw_entry->pw_uid; |
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+ if (gid) *gid=pw_entry->pw_gid; |
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+ } |
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+ return 0; |
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+ } |
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+error: |
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+ return -1; |
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+} |
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+ |
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+ |
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+ |
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+/* converts a group name into a gid |
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+ * returns -1 on error, 0 on success */ |
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+int group2gid(int* gid, char* group) |
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+{
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+ char* tmp; |
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+ struct group *gr_entry; |
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+ |
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+ if (group){
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+ *gid=strtol(group, &tmp, 10); |
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+ if ((tmp==0) ||(*tmp)){
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+ /* maybe it's a string */ |
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+ gr_entry=getgrnam(group); |
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+ if (gr_entry==0){
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+ goto error; |
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+ } |
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+ *gid=gr_entry->gr_gid; |
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+ } |
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+ return 0; |
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+ } |
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+error: |
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+ return -1; |
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+} |
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@@ -419,4 +419,12 @@ static inline int str2int(str* _s, unsigned int* _r) |
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return 0; |
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} |
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+/* converts a username into uid:gid, |
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+ * returns -1 on error & 0 on success */ |
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+int user2uid(int* uid, int* gid, char* user); |
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+ |
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+/* converts a group name into a gid |
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+ * returns -1 on error, 0 on success */ |
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+int group2gid(int* gid, char* group); |
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+ |
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#endif |