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/*
*
* Copyright 2017 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <grpc/support/port_platform.h>
#include "src/core/tsi/alts_transport_security.h"
#include <string.h>
static alts_shared_resource g_alts_resource;
alts_shared_resource* alts_get_shared_resource(void) {
return &g_alts_resource;
}
static void grpc_tsi_alts_wait_for_cq_drain() {
gpr_mu_lock(&g_alts_resource.mu);
while (!g_alts_resource.is_cq_drained) {
gpr_cv_wait(&g_alts_resource.cv, &g_alts_resource.mu,
gpr_inf_future(GPR_CLOCK_REALTIME));
}
gpr_mu_unlock(&g_alts_resource.mu);
}
void grpc_tsi_alts_signal_for_cq_destroy() {
gpr_mu_lock(&g_alts_resource.mu);
g_alts_resource.is_cq_drained = true;
gpr_cv_signal(&g_alts_resource.cv);
gpr_mu_unlock(&g_alts_resource.mu);
}
void grpc_tsi_alts_init() {
memset(&g_alts_resource, 0, sizeof(alts_shared_resource));
gpr_mu_init(&g_alts_resource.mu);
gpr_cv_init(&g_alts_resource.cv);
}
void grpc_tsi_alts_shutdown() {
if (g_alts_resource.cq != nullptr) {
grpc_completion_queue_shutdown(g_alts_resource.cq);
grpc_tsi_alts_wait_for_cq_drain();
grpc_completion_queue_destroy(g_alts_resource.cq);
grpc_channel_destroy(g_alts_resource.channel);
g_alts_resource.thread.Join();
}
gpr_cv_destroy(&g_alts_resource.cv);
gpr_mu_destroy(&g_alts_resource.mu);
}
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