185 int authenticate_via_pam(const char *ttyn, pam_handle_t * pam_handle)  in authenticate_via_pam()  argument
192 	if (ttyn) {  in authenticate_via_pam()
193 		if (strncmp(ttyn, "/dev/", 5) == 0)  in authenticate_via_pam()
194 			tty_name = ttyn + 5;  in authenticate_via_pam()
196 			tty_name = ttyn;  in authenticate_via_pam()
647 		       security_context_t new_context, const char *ttyn)  in send_audit_message()  argument
665 				    msg, NULL, NULL, ttyn, success);  in send_audit_message()
683 			   __attribute__ ((unused)), const char *ttyn  in send_audit_message()  argument
698 static int relabel_tty(const char *ttyn, security_context_t new_context,  in relabel_tty()  argument
707 	if (!ttyn)  in relabel_tty()
716 	fd = open(ttyn, O_RDWR | O_NONBLOCK);  in relabel_tty()
718 		fprintf(stderr, _("Error!  Could not open %s.\n"), ttyn);  in relabel_tty()
724 		fprintf(stderr, _("Error!  Could not clear O_NONBLOCK on %s\n"), ttyn);  in relabel_tty()
732 			enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
742 			enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
751 				enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
777 static int restore_tty_label(int fd, const char *ttyn,  in restore_tty_label()  argument
784 	if (!ttyn)  in restore_tty_label()
792 		fprintf(stderr, "Could not fgetfilecon %s.\n", ttyn);  in restore_tty_label()
797 		fprintf(stderr, _("%s changed labels.\n"), ttyn);  in restore_tty_label()
803 			_("Warning! Could not restore context for %s\n"), ttyn);  in restore_tty_label()
818 static int parse_command_line_arguments(int argc, char **argv, char *ttyn,  in parse_command_line_arguments()  argument
884 			if (ttyn) {  in parse_command_line_arguments()
917 			send_audit_message(0, old_context, new_con, ttyn);  in parse_command_line_arguments()
969 		send_audit_message(0, old_context, new_con, ttyn);  in parse_command_line_arguments()
1030 	char *ttyn = NULL;	/* tty path */  in main()  local
1098 	ttyn = ttyname(STDIN_FILENO);  in main()
1099 	if (!ttyn || *ttyn == '\0') {  in main()
1104 	if (parse_command_line_arguments(argc, argv, ttyn, old_context,  in main()
1153 	if (!authenticate_via_pam(ttyn, pam_handle))  in main()
1160 		send_audit_message(0, old_context, new_context, ttyn);  in main()
1170 	fd = relabel_tty(ttyn, new_context, &tty_context, &new_tty_context);  in main()
1187 		if (restore_tty_label(fd, ttyn, tty_context, new_tty_context))  in main()
1210 		if (restore_tty_label(fd, ttyn, tty_context, new_tty_context)) {  in main()
1247 	if (ttyn) {  in main()
1252 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1259 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1266 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1305 	if (send_audit_message(1, old_context, new_context, ttyn)) {  in main()