diff options
Diffstat (limited to 'src/core/surface/client.c')
| -rw-r--r-- | src/core/surface/client.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/core/surface/client.c b/src/core/surface/client.c new file mode 100644 index 0000000000..26abffa817 --- /dev/null +++ b/src/core/surface/client.c @@ -0,0 +1,115 @@ +/* + * + * 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 <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include <grpc/support/string.h> + +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", +}; |