148 	omapi_buffer_t *buffer;  in omapi_connection_reader_trace()  local
166 		for (buffer = c -> inbufs; buffer -> next;  in omapi_connection_reader_trace()
167 		     buffer = buffer -> next)  in omapi_connection_reader_trace()
169 		if (!BUFFER_BYTES_FREE (buffer)) {  in omapi_connection_reader_trace()
170 			status = omapi_buffer_new (&buffer -> next, MDL);  in omapi_connection_reader_trace()
173 			buffer = buffer -> next;  in omapi_connection_reader_trace()
179 		buffer = c -> inbufs;  in omapi_connection_reader_trace()
182 	bytes_to_read = BUFFER_BYTES_FREE (buffer);  in omapi_connection_reader_trace()
185 		if (buffer -> tail > buffer -> head)  in omapi_connection_reader_trace()
186 			read_len = sizeof (buffer -> buf) - buffer -> tail;  in omapi_connection_reader_trace()
188 			read_len = buffer -> head - buffer -> tail;  in omapi_connection_reader_trace()
197 				memcpy (&buffer -> buf [buffer -> tail],  in omapi_connection_reader_trace()
209 					    &buffer -> buf [buffer -> tail],  in omapi_connection_reader_trace()
241 			iov [1].buf = &buffer -> buf [buffer -> tail];  in omapi_connection_reader_trace()
253 		buffer -> tail += read_status;  in omapi_connection_reader_trace()
255 		if (buffer -> tail == sizeof buffer -> buf)  in omapi_connection_reader_trace()
256 			buffer -> tail = 0;  in omapi_connection_reader_trace()
274 	omapi_buffer_t *buffer;  in omapi_connection_copyin()  local
293 		for (buffer = c -> outbufs;  in omapi_connection_copyin()
294 		     buffer -> next; buffer = buffer -> next)  in omapi_connection_copyin()
300 		buffer = c -> outbufs;  in omapi_connection_copyin()
306 		if (!BUFFER_BYTES_FREE (buffer)) {  in omapi_connection_copyin()
307 			status = (omapi_buffer_new (&buffer -> next, MDL));  in omapi_connection_copyin()
310 			buffer = buffer -> next;  in omapi_connection_copyin()
313 		if (buffer -> tail > buffer -> head)  in omapi_connection_copyin()
314 			copy_len = sizeof (buffer -> buf) - buffer -> tail;  in omapi_connection_copyin()
316 			copy_len = buffer -> head - buffer -> tail;  in omapi_connection_copyin()
332 		memcpy (&buffer -> buf [buffer -> tail],  in omapi_connection_copyin()
334 		buffer -> tail += copy_len;  in omapi_connection_copyin()
337 		if (buffer -> tail == sizeof buffer -> buf)  in omapi_connection_copyin()
338 			buffer -> tail = 0;  in omapi_connection_copyin()
371 	omapi_buffer_t *buffer;  in omapi_connection_copyout()  local
385 	buffer = c -> inbufs;  in omapi_connection_copyout()
388 		if (!buffer)  in omapi_connection_copyout()
390 		if (BYTES_IN_BUFFER (buffer)) {  in omapi_connection_copyout()
391 			if (buffer -> head == (sizeof buffer -> buf) - 1)  in omapi_connection_copyout()
394 				first_byte = buffer -> head + 1;  in omapi_connection_copyout()
396 			if (first_byte > buffer -> tail) {  in omapi_connection_copyout()
397 				bytes_this_copy = (sizeof buffer -> buf -  in omapi_connection_copyout()
401 					buffer -> tail - first_byte;  in omapi_connection_copyout()
414 						 &buffer -> buf [first_byte],  in omapi_connection_copyout()
421 				memcpy (bufp, &buffer -> buf [first_byte],  in omapi_connection_copyout()
426 			buffer -> head = first_byte + bytes_this_copy - 1;  in omapi_connection_copyout()
430 		if (!BYTES_IN_BUFFER (buffer))  in omapi_connection_copyout()
431 			buffer = buffer -> next;  in omapi_connection_copyout()
435 	buffer = (omapi_buffer_t *)0;  in omapi_connection_copyout()
439 			omapi_buffer_reference (&buffer,  in omapi_connection_copyout()
444 		if (buffer) {  in omapi_connection_copyout()
446 				(&c -> inbufs, buffer, MDL);  in omapi_connection_copyout()
447 			omapi_buffer_dereference (&buffer, MDL);  in omapi_connection_copyout()
458 	omapi_buffer_t *buffer;  in omapi_connection_writer()  local
469 	buffer = c -> outbufs;  in omapi_connection_writer()
472 		if (!buffer)  in omapi_connection_writer()
474 		if (BYTES_IN_BUFFER (buffer)) {  in omapi_connection_writer()
475 			if (buffer -> head == (sizeof buffer -> buf) - 1)  in omapi_connection_writer()
478 				first_byte = buffer -> head + 1;  in omapi_connection_writer()
480 			if (first_byte > buffer -> tail) {  in omapi_connection_writer()
481 				bytes_this_write = (sizeof buffer -> buf -  in omapi_connection_writer()
485 					buffer -> tail - first_byte;  in omapi_connection_writer()
488 					       &buffer -> buf [first_byte],  in omapi_connection_writer()
529 				iov [1].buf = &buffer -> buf [buffer -> tail];  in omapi_connection_writer()
544 			buffer -> head = first_byte + bytes_written - 1;  in omapi_connection_writer()
554 		if (!BYTES_IN_BUFFER (buffer))  in omapi_connection_writer()
555 			buffer = buffer -> next;  in omapi_connection_writer()
559 	buffer = (omapi_buffer_t *)0;  in omapi_connection_writer()
563 			omapi_buffer_reference (&buffer,  in omapi_connection_writer()
568 		if (buffer) {  in omapi_connection_writer()
569 			omapi_buffer_reference (&c -> outbufs, buffer, MDL);  in omapi_connection_writer()
570 			omapi_buffer_dereference (&buffer, MDL);  in omapi_connection_writer()
657 		status = omapi_connection_put_uint32 (c, data -> u.buffer.len);  in omapi_connection_write_typed_data()
660 		if (data -> u.buffer.len)  in omapi_connection_write_typed_data()
662 				(c, data -> u.buffer.value,  in omapi_connection_write_typed_data()
663 				 data -> u.buffer.len);  in omapi_connection_write_typed_data()