diff options
Diffstat (limited to 'src/core/lib/surface/completion_queue_factory.c')
-rw-r--r-- | src/core/lib/surface/completion_queue_factory.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/src/core/lib/surface/completion_queue_factory.c b/src/core/lib/surface/completion_queue_factory.c new file mode 100644 index 0000000000..db67a5192b --- /dev/null +++ b/src/core/lib/surface/completion_queue_factory.c @@ -0,0 +1,77 @@ +/* + * + * Copyright 2017, 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. + * + */ + +#include "src/core/lib/surface/completion_queue_factory.h" +#include "src/core/lib/surface/completion_queue.h" + +#include <grpc/support/log.h> + +/* TODO (sreek) - Currently this does not use the attributes arg. This will be + added in a future PR */ +static grpc_completion_queue* default_create( + const grpc_completion_queue_factory* factory, + const grpc_completion_queue_attributes* attributes) { + return grpc_completion_queue_create(NULL); +} + +static grpc_completion_queue_factory_vtable default_vtable = {default_create}; + +static const grpc_completion_queue_factory g_default_cq_factory = { + "Default Factory", NULL, &default_vtable}; + +const grpc_completion_queue_factory* grpc_completion_queue_factory_lookup( + const grpc_completion_queue_attributes* attributes) { + /* As we add more fields to grpc_completion_queue_attributes, we may have to + change this assert to: + GPR_ASSERT (attributes->version >= 1 && + attributes->version <= GRPC_CQ_CURRENT_VERSION) */ + GPR_ASSERT(attributes->version == 1); + + /* The default factory can handle version 1 of the attributes structure. We + may have to change this as more fields are added to the structure */ + return &g_default_cq_factory; +} + +grpc_completion_queue* grpc_completion_queue_create_for_next(void* reserved) { + GPR_ASSERT(!reserved); + grpc_completion_queue_attributes attr = {1, GRPC_CQ_NEXT, + GRPC_CQ_DEFAULT_POLLING}; + return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr); +} + +grpc_completion_queue* grpc_completion_queue_create_for_pluck(void* reserved) { + GPR_ASSERT(!reserved); + grpc_completion_queue_attributes attr = {1, GRPC_CQ_PLUCK, + GRPC_CQ_DEFAULT_POLLING}; + return g_default_cq_factory.vtable->create(&g_default_cq_factory, &attr); +} |