GRPC Core  0.10.0.0
 All Data Structures Files Functions Variables Typedefs Enumerations Enumerator Macros Pages
transport_impl.h
Go to the documentation of this file.
1 /*
2  *
3  * Copyright 2015, Google Inc.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are
8  * met:
9  *
10  * * Redistributions of source code must retain the above copyright
11  * notice, this list of conditions and the following disclaimer.
12  * * Redistributions in binary form must reproduce the above
13  * copyright notice, this list of conditions and the following disclaimer
14  * in the documentation and/or other materials provided with the
15  * distribution.
16  * * Neither the name of Google Inc. nor the names of its
17  * contributors may be used to endorse or promote products derived from
18  * this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  *
32  */
33 
34 #ifndef GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H
35 #define GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H
36 
38 
39 typedef struct grpc_transport_vtable {
40  /* Memory required for a single stream element - this is allocated by upper
41  layers and initialized by the transport */
42  size_t sizeof_stream; /* = sizeof(transport stream) */
43 
44  /* implementation of grpc_transport_init_stream */
45  int (*init_stream)(grpc_transport *self, grpc_stream *stream,
46  const void *server_data,
47  grpc_transport_stream_op *initial_op);
48 
49  /* implementation of grpc_transport_perform_stream_op */
52 
53  /* implementation of grpc_transport_perform_op */
55 
56  /* implementation of grpc_transport_destroy_stream */
57  void (*destroy_stream)(grpc_transport *self, grpc_stream *stream);
58 
59  /* implementation of grpc_transport_destroy */
60  void (*destroy)(grpc_transport *self);
61 
62  /* implementation of grpc_transport_get_peer */
63  char *(*get_peer)(grpc_transport *self);
65 
66 /* an instance of a grpc transport */
68  /* pointer to a vtable defining operations on this transport */
70 };
71 
72 #endif /* GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H */
struct grpc_stream grpc_stream
Definition: transport.h:50
Definition: transport.h:66
void(* destroy)(grpc_transport *self)
Definition: transport_impl.h:60
void(* perform_stream_op)(grpc_transport *self, grpc_stream *stream, grpc_transport_stream_op *op)
Definition: transport_impl.h:50
Definition: transport_impl.h:39
const grpc_transport_vtable * vtable
Definition: transport_impl.h:69
int(* init_stream)(grpc_transport *self, grpc_stream *stream, const void *server_data, grpc_transport_stream_op *initial_op)
Definition: transport_impl.h:45
size_t sizeof_stream
Definition: transport_impl.h:42
void(* destroy_stream)(grpc_transport *self, grpc_stream *stream)
Definition: transport_impl.h:57
void(* perform_op)(grpc_transport *self, grpc_transport_op *op)
Definition: transport_impl.h:54
Definition: transport_impl.h:67
Transport op: a set of operations to perform on a transport as a whole.
Definition: transport.h:90
struct grpc_transport_vtable grpc_transport_vtable