376 static size_t safe_write_double_iac(int fd, const char *buf, size_t count)  in safe_write_double_iac()  argument
383 		if (count == 0)  in safe_write_double_iac()
393 			count--;  in safe_write_double_iac()
397 		IACptr = memchr(buf, IAC, count);  in safe_write_double_iac()
398 		wr = count;  in safe_write_double_iac()
406 		count -= rc;  in safe_write_double_iac()
665 	int count;  in telnetd_main()  local
802 		count = select(G.maxfd + 1, &rdfdset, &wrfdset, NULL, tv_ptr);  in telnetd_main()
804 	if (count == 0) /* "telnetd -w SEC" timed out */  in telnetd_main()
806 	if (count < 0)  in telnetd_main()
838 			count = safe_write_to_pty_decode_iac(ts);  in telnetd_main()
839 			if (count < 0) {  in telnetd_main()
848 			count = MIN(BUFSIZE - ts->wridx2, ts->size2);  in telnetd_main()
849 			count = safe_write_double_iac(ts->sockfd_write, (void*)(TS_BUF2(ts) + ts->wridx2), count);  in telnetd_main()
850 			if (count < 0) {  in telnetd_main()
855 			ts->wridx2 += count;  in telnetd_main()
858 			ts->size2 -= count;  in telnetd_main()
868 			count = MIN(BUFSIZE - ts->rdidx1, BUFSIZE - ts->size1);  in telnetd_main()
869 			count = safe_read(ts->sockfd_read, TS_BUF1(ts) + ts->rdidx1, count);  in telnetd_main()
870 			if (count <= 0) {  in telnetd_main()
871 				if (count < 0 && errno == EAGAIN)  in telnetd_main()
876 			if (!TS_BUF1(ts)[ts->rdidx1 + count - 1]) {  in telnetd_main()
877 				--count;  in telnetd_main()
879 			ts->size1 += count;  in telnetd_main()
880 			ts->rdidx1 += count;  in telnetd_main()
889 			count = MIN(BUFSIZE - ts->rdidx2, BUFSIZE - ts->size2);  in telnetd_main()
890 			count = safe_read(ts->ptyfd, TS_BUF2(ts) + ts->rdidx2, count);  in telnetd_main()
891 			if (count <= 0) {  in telnetd_main()
892 				if (count < 0) {  in telnetd_main()
908 			ts->size2 += count;  in telnetd_main()
909 			ts->rdidx2 += count;  in telnetd_main()