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/*
*
* Copyright 2016, 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 <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include "src/core/lib/iomgr/polling_entity.h"
grpc_polling_entity grpc_polling_entity_create_from_pollset_set(
grpc_pollset_set *pollset_set) {
grpc_polling_entity pollent;
pollent.pollent.pollset_set = pollset_set;
pollent.tag = POPS_POLLSET_SET;
return pollent;
}
grpc_polling_entity grpc_polling_entity_create_from_pollset(
grpc_pollset *pollset) {
grpc_polling_entity pollent;
pollent.pollent.pollset = pollset;
pollent.tag = POPS_POLLSET;
return pollent;
}
grpc_pollset *grpc_polling_entity_pollset(grpc_polling_entity *pollent) {
if (pollent->tag == POPS_POLLSET) {
return pollent->pollent.pollset;
}
return NULL;
}
grpc_pollset_set *grpc_polling_entity_pollset_set(
grpc_polling_entity *pollent) {
if (pollent->tag == POPS_POLLSET_SET) {
return pollent->pollent.pollset_set;
}
return NULL;
}
bool grpc_polling_entity_is_empty(const grpc_polling_entity *pollent) {
return pollent->tag == POPS_NONE;
}
void grpc_polling_entity_add_to_pollset_set(grpc_exec_ctx *exec_ctx,
grpc_polling_entity *pollent,
grpc_pollset_set *pss_dst) {
if (pollent->tag == POPS_POLLSET) {
GPR_ASSERT(pollent->pollent.pollset != NULL);
grpc_pollset_set_add_pollset(exec_ctx, pss_dst, pollent->pollent.pollset);
} else if (pollent->tag == POPS_POLLSET_SET) {
GPR_ASSERT(pollent->pollent.pollset_set != NULL);
grpc_pollset_set_add_pollset_set(exec_ctx, pss_dst,
pollent->pollent.pollset_set);
} else {
gpr_log(GPR_ERROR, "Invalid grpc_polling_entity tag '%d'", pollent->tag);
abort();
}
}
void grpc_polling_entity_del_from_pollset_set(grpc_exec_ctx *exec_ctx,
grpc_polling_entity *pollent,
grpc_pollset_set *pss_dst) {
if (pollent->tag == POPS_POLLSET) {
GPR_ASSERT(pollent->pollent.pollset != NULL);
grpc_pollset_set_del_pollset(exec_ctx, pss_dst, pollent->pollent.pollset);
} else if (pollent->tag == POPS_POLLSET_SET) {
GPR_ASSERT(pollent->pollent.pollset_set != NULL);
grpc_pollset_set_del_pollset_set(exec_ctx, pss_dst,
pollent->pollent.pollset_set);
} else {
gpr_log(GPR_ERROR, "Invalid grpc_polling_entity tag '%d'", pollent->tag);
abort();
}
}
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