Move call.h -> impl/call.h

1 files changed, 103 insertions, 0 deletions

diff --git a/include/grpc++/impl/call.h b/include/grpc++/impl/call.h
new file mode 100644
index 0000000000..de789febe6
--- /dev/null
+++ b/include/grpc++/impl/call.h
@@ -0,0 +1,103 @@
+/*
+ *
+ * Copyright 2014, 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.
+ *
+ */
+
+#ifndef __GRPCPP_CALL_H__
+#define __GRPCPP_CALL_H__
+
+#include <grpc++/status.h>
+#include <grpc++/completion_queue.h>
+
+#include <memory>
+#include <vector>
+
+namespace google {
+namespace protobuf {
+class Message;
+}  // namespace protobuf
+}  // namespace google
+
+struct grpc_call;
+struct grpc_op;
+
+namespace grpc {
+
+class ChannelInterface;
+
+class CallOpBuffer final : public CompletionQueueTag {
+ public:
+  CallOpBuffer() : return_tag_(this) {}
+
+  void Reset(void *next_return_tag);
+
+  void AddSendInitialMetadata(std::vector<std::pair<grpc::string, grpc::string> > *metadata);
+  void AddSendMessage(const google::protobuf::Message &message);
+  void AddRecvMessage(google::protobuf::Message *message);
+  void AddClientSendClose();
+  void AddClientRecvStatus(Status *status);
+
+  // INTERNAL API:
+
+  // Convert to an array of grpc_op elements
+  void FillOps(grpc_op *ops, size_t *nops);
+
+  // Called by completion queue just prior to returning from Next() or Pluck()
+  void FinalizeResult(void *tag, bool *status) override;
+
+ private:
+  void *return_tag_;
+};
+
+class CCallDeleter {
+ public:
+  void operator()(grpc_call *c);
+};
+
+// Straightforward wrapping of the C call object
+class Call final {
+ public:
+  Call(grpc_call *call, ChannelInterface *channel, CompletionQueue *cq);
+
+  void PerformOps(CallOpBuffer *buffer);
+
+  grpc_call *call() { return call_.get(); }
+  CompletionQueue *cq() { return cq_; }
+
+ private:
+  ChannelInterface *channel_;
+  CompletionQueue *cq_;
+  std::unique_ptr<grpc_call, CCallDeleter> call_;
+};
+
+}  // namespace grpc
+
+#endif  // __GRPCPP_CALL_INTERFACE_H__