87 	debug("channel %d: input %s -> %s", c->self, istates[c->istate],  in chan_set_istate()
96 	debug("channel %d: output %s -> %s", c->self, ostates[c->ostate],  in chan_set_ostate()
108 	debug("channel %d: rcvd oclose", c->self);  in chan_rcvd_oclose1()
125 		    c->self, c->istate);  in chan_rcvd_oclose1()
132 	debug("channel %d: read failed", c->self);  in chan_read_failed()
140 		    c->self, c->istate);  in chan_read_failed()
147 	debug("channel %d: ibuf empty", c->self);  in chan_ibuf_empty()
150 		    c->self);  in chan_ibuf_empty()
166 		    c->self, c->istate);  in chan_ibuf_empty()
173 	debug("channel %d: rcvd ieof", c->self);  in chan_rcvd_ieof1()
183 		    c->self, c->ostate);  in chan_rcvd_ieof1()
190 	debug("channel %d: write failed", c->self);  in chan_write_failed1()
204 		    c->self, c->ostate);  in chan_write_failed1()
211 	debug("channel %d: obuf empty", c->self);  in chan_obuf_empty()
214 		    c->self);  in chan_obuf_empty()
226 		    c->self, c->ostate);  in chan_obuf_empty()
233 	debug("channel %d: send ieof", c->self);  in chan_send_ieof1()
243 		    c->self, c->istate);  in chan_send_ieof1()
250 	debug("channel %d: send oclose", c->self);  in chan_send_oclose1()
261 		    c->self, c->ostate);  in chan_send_oclose1()
272 	debug("channel %d: rcvd close", c->self);  in chan_rcvd_close2()
274 		error("channel %d: protocol error: close rcvd twice", c->self);  in chan_rcvd_close2()
305 	debug2("channel %d: rcvd eow", c->self);  in chan_rcvd_eow()
316 	debug("channel %d: rcvd eof", c->self);  in chan_rcvd_eof2()
324 	debug("channel %d: write failed", c->self);  in chan_write_failed2()
335 		    c->self, c->ostate);  in chan_write_failed2()
342 	debug("channel %d: send eof", c->self);  in chan_send_eof2()
352 		    c->self, c->istate);  in chan_send_eof2()
359 	debug("channel %d: send close", c->self);  in chan_send_close2()
363 		    c->self, c->istate, c->ostate);  in chan_send_close2()
365 		error("channel %d: already sent close", c->self);  in chan_send_close2()
376        debug2("channel %d: send eow", c->self);  in chan_send_eow2()
379                    c->self);  in chan_send_eow2()
430 		debug("channel %d: zombie", c->self);  in chan_is_dead()
436 		debug("channel %d: is dead", c->self);  in chan_is_dead()
444 		    c->self, c->efd, buffer_len(&c->extended));  in chan_is_dead()
454 				    c->self);  in chan_is_dead()
461 		debug("channel %d: is dead", c->self);  in chan_is_dead()
475 	debug("channel %d: close_write", c->self);  in chan_shutdown_write()
480 			    c->self, c->sock, strerror(errno));  in chan_shutdown_write()
485 			    c->self, c->wfd, strerror(errno));  in chan_shutdown_write()
493 	debug("channel %d: close_read", c->self);  in chan_shutdown_read()
504 			    c->self, c->sock, c->istate, c->ostate,  in chan_shutdown_read()
510 			    c->self, c->rfd, strerror(errno));  in chan_shutdown_read()