File gnome-keyring-pam-auto-start-if.patch of Package gnome-keyring

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File gnome-keyring-pam-auto-start-if.patch of Package gnome-keyring

Index: gnome-keyring-2.24.1/pam/gkr-pam-module.c
===================================================================
--- gnome-keyring-2.24.1.orig/pam/gkr-pam-module.c
+++ gnome-keyring-2.24.1/pam/gkr-pam-module.c
@@ -205,6 +205,39 @@ write_string (int fd, const char* buf)
 	return 0;
 }
 
+/* Check for list match. */
+static int
+evaluate_inlist (const char *needle, const char *haystack)
+{
+	const char *item;
+	const char *remaining;
+
+	remaining = haystack;
+
+	while (1) {
+		item = strstr (remaining, needle);
+		if (item == NULL)
+			break;
+
+		/* is it really the start of an item in the list? */
+		if (item == haystack || *(item - 1) == ',') {
+			item += strlen (needle);
+			/* is item really needle? */
+			if (*item == '\0' || *item == ',')
+                                return PAM_SUCCESS;
+		}
+
+                remaining = strchr (item, ',');
+                if (remaining == NULL)
+                        break;
+
+		/* skip ',' */
+		++remaining;
+        }
+
+        return PAM_AUTH_ERR;
+}
+
 /* -----------------------------------------------------------------------------
  * DAEMON MANAGEMENT 
  */
@@ -732,16 +765,30 @@ prompt_password (pam_handle_t *ph)
 }
 
 static uint 
-parse_args (int argc, const char **argv)
+parse_args (pam_handle_t *ph, int argc, const char **argv)
 {
 	uint args = 0;
-	
+	const void *svc;
+	int i;
+
+	svc = NULL;
+	if (pam_get_item(ph, PAM_SERVICE, &svc) != PAM_SUCCESS)
+		svc = NULL;
+
 	/* Parse the arguments */
-	for (; argc-- > 0; ++argv) {
-		if (strcmp (argv[0], "auto_start") == 0)
+	for (i = 0; i < argc; i++) {
+		if (strcmp (argv[i], "auto_start") == 0)
 			args |= ARG_AUTO_START;
-		else
-			syslog (GKR_LOG_WARN, "gkr-pam: invalid option: %s", argv[0]);
+		else if (strncmp (argv[i],
+				  "auto_start_if=",
+				  strlen ("auto_start_if=")) == 0) {
+			if (svc &&
+			    evaluate_inlist (svc,
+					     &argv[i][strlen ("auto_start_if=")]) == PAM_SUCCESS)
+				args |= ARG_AUTO_START;
+
+		} else
+			syslog (GKR_LOG_WARN, "gkr-pam: invalid option: %s", argv[i]);
 	}
 	
 	return args;
@@ -757,7 +804,7 @@ pam_sm_authenticate (pam_handle_t *ph, i
 	uint args;
 	int ret;
 	
-	args = parse_args (argc, argv);
+	args = parse_args (ph, argc, argv);
 		
 	/* Figure out and/or prompt for the user name */
 	ret = pam_get_user (ph, &user, NULL);
@@ -822,7 +869,7 @@ pam_sm_open_session (pam_handle_t *ph, i
 	const char *user = NULL, *password = NULL;
 	struct passwd *pwd;
 	int ret;
-	uint args = parse_args (argc, argv);
+	uint args = parse_args (ph, argc, argv);
 	int started_daemon;
 
 	/* Figure out the user name */
@@ -987,7 +1034,7 @@ pam_sm_chauthtok (pam_handle_t *ph, int
 	uint args;
 	int ret;
 	
-	args = parse_args (argc, argv);
+	args = parse_args (ph, argc, argv);
 
 	/* Figure out and/or prompt for the user name */
 	ret = pam_get_user (ph, &user, NULL);

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File gnome-keyring-pam-auto-start-if.patch of Package gnome-keyring

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