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/*
*
* 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.
*
*/
#ifndef __GRPC_INTERNAL_TRANSPORT_TRANSPORT_IMPL_H__
#define __GRPC_INTERNAL_TRANSPORT_TRANSPORT_IMPL_H__
#include "src/core/transport/transport.h"
typedef struct grpc_transport_vtable {
/* Memory required for a single stream element - this is allocated by upper
layers and initialized by the transport */
size_t sizeof_stream; /* = sizeof(transport stream) */
/* implementation of grpc_transport_init_stream */
int (*init_stream)(grpc_transport *self, grpc_stream *stream,
const void *server_data);
/* implementation of grpc_transport_send_batch */
void (*send_batch)(grpc_transport *self, grpc_stream *stream,
grpc_stream_op *ops, size_t ops_count, int is_last);
/* implementation of grpc_transport_set_allow_window_updates */
void (*set_allow_window_updates)(grpc_transport *self, grpc_stream *stream,
int allow);
/* implementation of grpc_transport_add_to_pollset */
void (*add_to_pollset)(grpc_transport *self, grpc_pollset *pollset);
/* implementation of grpc_transport_destroy_stream */
void (*destroy_stream)(grpc_transport *self, grpc_stream *stream);
/* implementation of grpc_transport_abort_stream */
void (*abort_stream)(grpc_transport *self, grpc_stream *stream,
grpc_status_code status);
/* implementation of grpc_transport_goaway */
void (*goaway)(grpc_transport *self, grpc_status_code status,
gpr_slice debug_data);
/* implementation of grpc_transport_close */
void (*close)(grpc_transport *self);
/* implementation of grpc_transport_ping */
void (*ping)(grpc_transport *self, void (*cb)(void *user_data),
void *user_data);
/* implementation of grpc_transport_destroy */
void (*destroy)(grpc_transport *self);
} grpc_transport_vtable;
/* an instance of a grpc transport */
struct grpc_transport {
/* pointer to a vtable defining operations on this transport */
const grpc_transport_vtable *vtable;
};
#endif /* __GRPC_INTERNAL_TRANSPORT_TRANSPORT_IMPL_H__ */
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