mirror of https://github.com/grpc/grpc.git
Just the API and a bare-bone implementationpull/10245/head
Sree Kuchibhotla
8 years ago
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/*
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* |
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* Copyright 2017, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include "src/core/lib/surface/completion_queue_factory.h" |
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#include "src/core/lib/surface/completion_queue.h" |
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#include <grpc/support/log.h> |
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/* TODO (sreek) - Currently this does not use the attributes arg. This will be
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added in a future PR */ |
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static grpc_completion_queue* default_create( |
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const grpc_completion_queue_factory* factory, |
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const grpc_completion_queue_attributes* attributes) { |
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return grpc_completion_queue_create(NULL); |
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} |
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static grpc_completion_queue_factory_vtable default_vtable = {default_create}; |
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static const grpc_completion_queue_factory g_default_cq_factory = { |
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"Default Factory", NULL, &default_vtable}; |
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const grpc_completion_queue_factory* grpc_completion_queue_factory_lookup( |
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const grpc_completion_queue_attributes* attributes) { |
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/* As we add more fields to grpc_completion_queue_attributes, we may have to
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change this assert */ |
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GPR_ASSERT(attributes->version == 1); |
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/* The default factory can handle version 1 of the attributes structure. We
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may have to change this as more fields are added to the structure */ |
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return &g_default_cq_factory; |
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} |
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grpc_completion_queue* grpc_completion_queue_create_for_next(void* reserved) { |
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GPR_ASSERT(!reserved); |
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grpc_completion_queue_attributes attr = {1, GRPC_CQ_NEXT, |
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GRPC_CQ_DEFAULT_POLLING}; |
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return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr); |
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} |
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grpc_completion_queue* grpc_completion_queue_create_for_pluck(void* reserved) { |
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GPR_ASSERT(!reserved); |
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grpc_completion_queue_attributes attr = {1, GRPC_CQ_NEXT, |
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GRPC_CQ_DEFAULT_POLLING}; |
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return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr); |
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} |
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@ -0,0 +1,51 @@ |
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/*
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* |
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* Copyright 2017, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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|
* copyright notice, this list of conditions and the following disclaimer |
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|
* in the documentation and/or other materials provided with the |
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|
* distribution. |
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|
* * Neither the name of Google Inc. nor the names of its |
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|
* contributors may be used to endorse or promote products derived from |
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|
* this software without specific prior written permission. |
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|
* |
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|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_CORE_LIB_SURFACE_COMPLETION_QUEUE_FACTORY_H |
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#define GRPC_CORE_LIB_SURFACE_COMPLETION_QUEUE_FACTORY_H |
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#include <grpc/grpc.h> |
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#include "src/core/lib/surface/completion_queue.h" |
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typedef struct grpc_completion_queue_factory_vtable { |
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grpc_completion_queue* (*create)(const grpc_completion_queue_factory*, |
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const grpc_completion_queue_attributes*); |
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} grpc_completion_queue_factory_vtable; |
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struct grpc_completion_queue_factory { |
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const char* name; |
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void* data; /* Factory specific data */ |
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grpc_completion_queue_factory_vtable* vtable; |
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}; |
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#endif /* GRPC_CORE_LIB_SURFACE_COMPLETION_QUEUE_FACTORY_H */ |
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