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()
627 		       security_context_t new_context, const char *ttyn)  in send_audit_message()  argument
645 				    msg, NULL, NULL, ttyn, success);  in send_audit_message()
663 			   __attribute__ ((unused)), const char *ttyn  in send_audit_message()  argument
678 static int relabel_tty(const char *ttyn, security_context_t new_context,  in relabel_tty()  argument
687 	if (!ttyn)  in relabel_tty()
696 	fd = open(ttyn, O_RDWR | O_NONBLOCK);  in relabel_tty()
698 		fprintf(stderr, _("Error!  Could not open %s.\n"), ttyn);  in relabel_tty()
706 			enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
716 			enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
725 				enforcing ? "Error" : "Warning", ttyn);  in relabel_tty()
751 static int restore_tty_label(int fd, const char *ttyn,  in restore_tty_label()  argument
758 	if (!ttyn)  in restore_tty_label()
766 		fprintf(stderr, "Could not fgetfilecon %s.\n", ttyn);  in restore_tty_label()
771 		fprintf(stderr, _("%s changed labels.\n"), ttyn);  in restore_tty_label()
777 			_("Warning! Could not restore context for %s\n"), ttyn);  in restore_tty_label()
792 static int parse_command_line_arguments(int argc, char **argv, char *ttyn,  in parse_command_line_arguments()  argument
858 			if (ttyn) {  in parse_command_line_arguments()
891 			send_audit_message(0, old_context, new_con, ttyn);  in parse_command_line_arguments()
943 		send_audit_message(0, old_context, new_con, ttyn);  in parse_command_line_arguments()
1004 	char *ttyn = NULL;	/* tty path */  in main()  local
1072 	ttyn = ttyname(STDIN_FILENO);  in main()
1073 	if (!ttyn || *ttyn == '\0') {  in main()
1078 	if (parse_command_line_arguments(argc, argv, ttyn, old_context,  in main()
1126 	if (!authenticate_via_pam(ttyn, pam_handle))  in main()
1133 		send_audit_message(0, old_context, new_context, ttyn);  in main()
1143 	fd = relabel_tty(ttyn, new_context, &tty_context, &new_tty_context);  in main()
1160 		if (restore_tty_label(fd, ttyn, tty_context, new_tty_context))  in main()
1183 		if (restore_tty_label(fd, ttyn, tty_context, new_tty_context)) {  in main()
1220 	if (ttyn) {  in main()
1225 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1229 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1233 		fd = open(ttyn, O_RDWR | O_NONBLOCK);  in main()
1270 	if (send_audit_message(1, old_context, new_context, ttyn))  in main()