grpc/src/cpp/client/channel.cc

/*
 *
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#include "src/cpp/client/channel.h"

#include <chrono>
#include <memory>

#include <grpc/grpc.h>
#include <grpc/grpc_security.h>
#include <grpc/support/log.h>
#include <grpc/support/slice.h>

#include "src/cpp/proto/proto_utils.h"
#include <grpc++/channel_arguments.h>
#include <grpc++/client_context.h>
#include <grpc++/completion_queue.h>
#include <grpc++/config.h>
#include <grpc++/credentials.h>
#include <grpc++/impl/call.h>
#include <grpc++/impl/rpc_method.h>
#include <grpc++/status.h>

namespace grpc {

Channel::Channel(const grpc::string& target, grpc_channel* channel)
    : target_(target), c_channel_(channel) {}

Channel::~Channel() { grpc_channel_destroy(c_channel_); }

Call Channel::CreateCall(const RpcMethod& method, ClientContext* context,
                         CompletionQueue* cq) {
  auto c_call = grpc_channel_create_call(c_channel_, cq->cq(), method.name(),
                                         context->authority().empty()
                                             ? target_.c_str()
                                             : context->authority().c_str(),
                                         context->RawDeadline());
  context->set_call(c_call);
  return Call(c_call, this, cq);
}

void Channel::PerformOpsOnCall(CallOpBuffer* buf, Call* call) {
  static const size_t MAX_OPS = 8;
  size_t nops = MAX_OPS;
  grpc_op ops[MAX_OPS];
  buf->FillOps(ops, &nops);
  GPR_ASSERT(GRPC_CALL_OK ==
             grpc_call_start_batch(call->call(), ops, nops, buf));
}

}  // namespace grpc