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authorDavid McCullough <davidm@snapgear.com>2002-01-17 06:26:05 +0000
committerDavid McCullough <davidm@snapgear.com>2002-01-17 06:26:05 +0000
commit23457259675d4a21f6840a30e2b41014540eab2d (patch)
tree1e29e4b02bd95566e6aea0205d4e8b564c5ce853 /libc/pwd_grp/getspnam.c
parent47e0a8060499c822772437a3ca1765297857c131 (diff)
* Added /etc/shadow support (Config selectable)
* Moved some file paths from code into <paths.h>
Diffstat (limited to 'libc/pwd_grp/getspnam.c')
-rw-r--r--libc/pwd_grp/getspnam.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/libc/pwd_grp/getspnam.c b/libc/pwd_grp/getspnam.c
new file mode 100644
index 000000000..3865a0dc5
--- /dev/null
+++ b/libc/pwd_grp/getspnam.c
@@ -0,0 +1,61 @@
+/*
+ * getspnam.c - Based on getpwnam.c
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <shadow.h>
+
+#define PWD_BUFFER_SIZE 256
+
+int getspnam_r (const char *name, struct spwd *spwd,
+ char *buff, size_t buflen, struct spwd **crap)
+{
+ int spwd_fd;
+
+ if (name == NULL) {
+ __set_errno(EINVAL);
+ return -1;
+ }
+
+ if ((spwd_fd = open(_PATH_SHADOW, O_RDONLY)) < 0)
+ return -1;
+
+ while (__getspent_r(spwd, buff, buflen, spwd_fd) != -1)
+ if (!strcmp(spwd->sp_namp, name)) {
+ close(spwd_fd);
+ return 0;
+ }
+
+ close(spwd_fd);
+ return -1;
+}
+
+struct spwd *getspnam(const char *name)
+{
+ static char line_buff[PWD_BUFFER_SIZE];
+ static struct spwd spwd;
+
+ if (getspnam_r(name, &spwd, line_buff, PWD_BUFFER_SIZE, NULL) != -1) {
+ return &spwd;
+ }
+ return NULL;
+}
+