166 channel_register_fds(Channel *c, int rfd, int wfd, int efd,  in channel_register_fds()  argument
172 	channel_max_fd = MAX(channel_max_fd, efd);  in channel_register_fds()
179 	c->efd = efd;  in channel_register_fds()
201 		if (efd != -1)  in channel_register_fds()
202 			set_nonblock(efd);  in channel_register_fds()
212 channel_new(char *ctype, int type, int rfd, int wfd, int efd,  in channel_new()  argument
255 	channel_register_fds(c, rfd, wfd, efd, extusage, nonblock);  in channel_new()
288 			max = MAX(max, c->efd);  in channel_find_maxfd()
314 	    c->self, c->rfd, c->wfd, c->efd);  in channel_close_fds()
319 	channel_close_fd(&c->efd);  in channel_close_fds()
657 channel_set_fds(int id, int rfd, int wfd, int efd,  in channel_set_fds()  argument
664 	channel_register_fds(c, rfd, wfd, efd, extusage, nonblock);  in channel_set_fds()
736 				   c->self, c->efd, buffer_len(&c->extended));  in channel_pre_open()
742 	if (compat20 && c->efd != -1) {  in channel_pre_open()
745 			FD_SET(c->efd, writeset);  in channel_pre_open()
749 			FD_SET(c->efd, readset);  in channel_pre_open()
1476 	if (c->efd != -1) {  in channel_handle_efd()
1478 		    FD_ISSET(c->efd, writeset) &&  in channel_handle_efd()
1480 			len = write(c->efd, buffer_ptr(&c->extended),  in channel_handle_efd()
1483 			    c->self, len, c->efd);  in channel_handle_efd()
1488 				    c->self, c->efd);  in channel_handle_efd()
1489 				channel_close_fd(&c->efd);  in channel_handle_efd()
1495 		    FD_ISSET(c->efd, readset)) {  in channel_handle_efd()
1496 			len = read(c->efd, buf, sizeof(buf));  in channel_handle_efd()
1498 			    c->self, len, c->efd);  in channel_handle_efd()
1503 				    c->self, c->efd);  in channel_handle_efd()
1504 				channel_close_fd(&c->efd);  in channel_handle_efd()
1801 				   c->self, c->efd, buffer_len(&c->extended));  in channel_output_poll()
1903 	if (c->efd == -1 ||  in channel_input_extended_data()