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authorSergey Poznyakoff <gray@gnu.org.ua>2008-03-13 13:53:32 +0000
committerSergey Poznyakoff <gray@gnu.org.ua>2008-03-13 13:53:32 +0000
commit222d4ff80720206deeb8e7ee87831812628329af (patch)
treeccf4a8ed8e19e8b9b1c33b6a27cb95f51b1ec256 /lib/mem.c
parentf9f6f80133f16fb1fc6c064bee5fe5c53a17c9d8 (diff)
downloadpam-modules-222d4ff80720206deeb8e7ee87831812628329af.tar.gz
pam-modules-222d4ff80720206deeb8e7ee87831812628329af.tar.bz2
* configure.ac (PAM_COMMON_INCLUDES): Add -I${top_srcdir}/lib.
(AC_OUTPUT): Add lib/Makefile. * doc/pam-modules.texi: Document `transform' option. * Make.rules: New file. * lib/mem.c, lib/slist.c, lib/log.c, lib/converse.c, lib/graypam.h, lib/Makefile.am, lib/transform.c. * pam_regex/pam_regex.c: Implement user name transformations. * pam_fshadow/Makefile.am, pam_sql/Makefile.am: Add ../lib/libgraypam.la to LDADD * pam_fshadow/pam_fshadow.c, pam_sql/pam_mysql.c, pam_sql/pam_pgsql.c, pam_sql/pam_sql.c: Use functions from ../lib. git-svn-id: file:///svnroot/pam-modules/trunk@63 56984be4-0537-0410-a56c-fcb268c96130
Diffstat (limited to 'lib/mem.c')
-rw-r--r--lib/mem.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/lib/mem.c b/lib/mem.c
new file mode 100644
index 0000000..e8ee1cc
--- /dev/null
+++ b/lib/mem.c
@@ -0,0 +1,99 @@
+/* This file is part of pam-modules.
+ Copyright (C) 2008 Sergey Poznyakoff
+
+ This program is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the
+ Free Software Foundation; either version 3 of the License, or (at your
+ option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <graypam.h>
+
+jmp_buf gray_pam_jmp;
+
+void
+gray_raise(const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ _pam_vlog(LOG_ERR, fmt, ap);
+ va_end(ap);
+ longjmp(gray_pam_jmp, 1);
+}
+
+void *
+gray_malloc(size_t size)
+{
+ void *p = malloc(size);
+ if (!p)
+ gray_raise("Not enough memory");
+ return p;
+}
+
+void *
+gray_zalloc(size_t size)
+{
+ void *p = malloc(size);
+ if (!p)
+ gray_raise("Not enough memory");
+ memset(p, 0, size);
+ return p;
+}
+
+void *
+gray_realloc(void *ptr, size_t size)
+{
+ ptr = realloc(ptr, size);
+ if (!ptr)
+ gray_raise("Not enough memory");
+ return ptr;
+}
+
+
+void
+gray_pam_delete(char *x)
+{
+ PAM_OVERWRITE(x);
+ free(x);
+}
+
+void
+gray_cleanup_string(pam_handle_t *pamh, void *x, int error_status)
+{
+ gray_pam_delete(x);
+}
+
+void
+gray_cleanup_regex(pam_handle_t *pamh, void *x, int error_status)
+{
+ regfree((regex_t*)x);
+}
+
+void
+gray_make_str(pam_handle_t *pamh, const char *str, const char *name,
+ char **ret)
+{
+ int retval;
+ char *newstr = XSTRDUP(str);
+
+ retval = pam_set_data(pamh, name, (void *)newstr, gray_cleanup_string);
+ if (retval != PAM_SUCCESS) {
+ _pam_log(LOG_CRIT,
+ "can't keep data [%s]: %s",
+ name,
+ pam_strerror(pamh, retval));
+ gray_pam_delete(newstr);
+ } else {
+ *ret = newstr;
+ newstr = NULL;
+ }
+}
+
+

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