/* * * Copyright 2014, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ #include "src/core/surface/client.h" #include "src/core/surface/call.h" #include #include #include typedef struct { void *unused; } call_data; typedef struct { void *unused; } channel_data; static void call_op(grpc_call_element *elem, grpc_call_op *op) { GRPC_CALL_LOG_OP(GPR_INFO, elem, op); switch (op->type) { case GRPC_SEND_DEADLINE: grpc_call_set_deadline(elem, op->data.deadline); grpc_call_next_op(elem, op); break; case GRPC_RECV_METADATA: grpc_call_recv_metadata(elem, op); break; case GRPC_RECV_DEADLINE: gpr_log(GPR_ERROR, "Deadline received by client (ignored)"); break; case GRPC_RECV_MESSAGE: grpc_call_recv_message(elem, op->data.message, op->done_cb, op->user_data); break; case GRPC_RECV_HALF_CLOSE: grpc_call_recv_finish(elem, 0); break; case GRPC_RECV_FINISH: grpc_call_recv_finish(elem, 1); break; case GRPC_RECV_END_OF_INITIAL_METADATA: grpc_call_client_initial_metadata_complete(elem); break; default: GPR_ASSERT(op->dir == GRPC_CALL_DOWN); grpc_call_next_op(elem, op); } } static void channel_op(grpc_channel_element *elem, grpc_channel_op *op) { switch (op->type) { case GRPC_ACCEPT_CALL: gpr_log(GPR_ERROR, "Client cannot accept new calls"); break; case GRPC_TRANSPORT_CLOSED: gpr_log(GPR_ERROR, "Transport closed"); break; default: GPR_ASSERT(op->dir == GRPC_CALL_DOWN); grpc_channel_next_op(elem, op); } } static void init_call_elem(grpc_call_element *elem, const void *transport_server_data) {} static void destroy_call_elem(grpc_call_element *elem) {} static void init_channel_elem(grpc_channel_element *elem, const grpc_channel_args *args, grpc_mdctx *mdctx, int is_first, int is_last) { GPR_ASSERT(is_first); GPR_ASSERT(!is_last); } static void destroy_channel_elem(grpc_channel_element *elem) { } const grpc_channel_filter grpc_client_surface_filter = { call_op, channel_op, sizeof(call_data), init_call_elem, destroy_call_elem, sizeof(channel_data), init_channel_elem, destroy_channel_elem, "client", };