From de848d9e9146434817c65d74d1d0313e9d729462 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 14:01:37 +0200
Subject: Adding upstream version 1.4.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 modules/pam_warn/pam_warn.c | 92 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 modules/pam_warn/pam_warn.c

(limited to 'modules/pam_warn/pam_warn.c')

diff --git a/modules/pam_warn/pam_warn.c b/modules/pam_warn/pam_warn.c
new file mode 100644
index 0000000..d91c3e9
--- /dev/null
+++ b/modules/pam_warn/pam_warn.c
@@ -0,0 +1,92 @@
+/*
+ * pam_warn module
+ *
+ * Written by Andrew Morgan <morgan@linux.kernel.org> 1996/3/11
+ */
+
+#include "config.h"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <syslog.h>
+#include <stdarg.h>
+
+#include <security/pam_modules.h>
+#include <security/pam_ext.h>
+
+/* some syslogging */
+
+#define OBTAIN(item, value, default_value)  do {                \
+     (void) pam_get_item(pamh, item, &value);                   \
+     value = value ? value : default_value ;                    \
+} while (0)
+
+static void log_items(pam_handle_t *pamh, const char *function, int flags)
+{
+     const void *service=NULL, *user=NULL, *terminal=NULL,
+	 *rhost=NULL, *ruser=NULL;
+
+     OBTAIN(PAM_SERVICE, service, "<unknown>");
+     OBTAIN(PAM_TTY, terminal, "<unknown>");
+     OBTAIN(PAM_USER, user, "<unknown>");
+     OBTAIN(PAM_RUSER, ruser, "<unknown>");
+     OBTAIN(PAM_RHOST, rhost, "<unknown>");
+
+     pam_syslog(pamh, LOG_NOTICE,
+		"function=[%s] flags=%#x service=[%s] terminal=[%s] user=[%s]"
+		" ruser=[%s] rhost=[%s]\n", function, flags,
+		(const char *) service, (const char *) terminal,
+		(const char *) user, (const char *) ruser,
+		(const char *) rhost);
+}
+
+/* --- authentication management functions (only) --- */
+
+int pam_sm_authenticate(pam_handle_t *pamh, int flags,
+			int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+int pam_sm_setcred(pam_handle_t *pamh, int flags,
+		   int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+/* password updating functions */
+
+int pam_sm_chauthtok(pam_handle_t *pamh, int flags,
+		     int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+int
+pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
+		 int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+int
+pam_sm_open_session(pam_handle_t *pamh, int flags,
+		    int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+int
+pam_sm_close_session(pam_handle_t *pamh, int flags,
+		     int argc UNUSED, const char **argv UNUSED)
+{
+    log_items(pamh, __FUNCTION__, flags);
+    return PAM_IGNORE;
+}
+
+/* end of module definition */
-- 
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