| /* |
| * |
| * Copyright 2015, 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__ */ |