Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 1 | /* |
| 2 | * |
Craig Tiller | 0605995 | 2015-02-18 08:34:56 -0800 | [diff] [blame] | 3 | * Copyright 2015, Google Inc. |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 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 | |
Nicolas "Pixel" Noble | 1ff52d5 | 2015-03-01 05:24:36 +0100 | [diff] [blame] | 34 | #ifndef GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H |
| 35 | #define GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 36 | |
| 37 | #include "src/core/transport/transport.h" |
| 38 | |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 39 | typedef struct grpc_transport_vtable { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 40 | /* Memory required for a single stream element - this is allocated by upper |
| 41 | layers and initialized by the transport */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 42 | size_t sizeof_stream; /* = sizeof(transport stream) */ |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 43 | |
Craig Tiller | 178edfa | 2016-02-17 20:54:46 -0800 | [diff] [blame^] | 44 | /* name of this transport implementation */ |
| 45 | const char *name; |
| 46 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 47 | /* implementation of grpc_transport_init_stream */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 48 | int (*init_stream)(grpc_exec_ctx *exec_ctx, grpc_transport *self, |
Craig Tiller | 9d35a1f | 2015-11-02 14:16:12 -0800 | [diff] [blame] | 49 | grpc_stream *stream, grpc_stream_refcount *refcount, |
| 50 | const void *server_data); |
| 51 | |
| 52 | /* implementation of grpc_transport_set_pollset */ |
| 53 | void (*set_pollset)(grpc_exec_ctx *exec_ctx, grpc_transport *self, |
| 54 | grpc_stream *stream, grpc_pollset *pollset); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 55 | |
Craig Tiller | 3f47542 | 2015-06-25 10:43:05 -0700 | [diff] [blame] | 56 | /* implementation of grpc_transport_perform_stream_op */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 57 | void (*perform_stream_op)(grpc_exec_ctx *exec_ctx, grpc_transport *self, |
| 58 | grpc_stream *stream, grpc_transport_stream_op *op); |
Craig Tiller | 3f47542 | 2015-06-25 10:43:05 -0700 | [diff] [blame] | 59 | |
| 60 | /* implementation of grpc_transport_perform_op */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 61 | void (*perform_op)(grpc_exec_ctx *exec_ctx, grpc_transport *self, |
| 62 | grpc_transport_op *op); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 63 | |
| 64 | /* implementation of grpc_transport_destroy_stream */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 65 | void (*destroy_stream)(grpc_exec_ctx *exec_ctx, grpc_transport *self, |
| 66 | grpc_stream *stream); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 67 | |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 68 | /* implementation of grpc_transport_destroy */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 69 | void (*destroy)(grpc_exec_ctx *exec_ctx, grpc_transport *self); |
Craig Tiller | 1b22b9d | 2015-07-20 13:42:22 -0700 | [diff] [blame] | 70 | |
| 71 | /* implementation of grpc_transport_get_peer */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 72 | char *(*get_peer)(grpc_exec_ctx *exec_ctx, grpc_transport *self); |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 73 | } grpc_transport_vtable; |
| 74 | |
| 75 | /* an instance of a grpc transport */ |
Craig Tiller | a82950e | 2015-09-22 12:33:20 -0700 | [diff] [blame] | 76 | struct grpc_transport { |
Nicolas Noble | b7ebd3b | 2014-11-26 16:33:03 -0800 | [diff] [blame] | 77 | /* pointer to a vtable defining operations on this transport */ |
| 78 | const grpc_transport_vtable *vtable; |
| 79 | }; |
| 80 | |
Craig Tiller | 06aeea7 | 2015-04-23 10:54:45 -0700 | [diff] [blame] | 81 | #endif /* GRPC_INTERNAL_CORE_TRANSPORT_TRANSPORT_IMPL_H */ |