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Unified Diff: mojo/ipc/message/ipc_message_builder.h

Issue 23629032: mojo: MessageBuilder (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Add support for a string field type. Created 7 years, 3 months ago
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Index: mojo/ipc/message/ipc_message_builder.h
diff --git a/mojo/ipc/message/ipc_message_builder.h b/mojo/ipc/message/ipc_message_builder.h
new file mode 100644
index 0000000000000000000000000000000000000000..f55deb549a38d1bdf0f255f526e3bf1f3ba20488
--- /dev/null
+++ b/mojo/ipc/message/ipc_message_builder.h
@@ -0,0 +1,67 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MOJO_IPC_MESSAGE_IPC_MESSAGE_BUIDER_H_
+#define MOJO_IPC_MESSAGE_IPC_MESSAGE_BUIDER_H_
+
+#include <stdint.h>
+#include <string>
+#include <vector>
+
+#include "mojo/ipc/core/ipc_handle.h"
+#include "mojo/ipc/message/ipc_message.h"
+
+namespace mojo {
+
+class IPCMessageBuilder {
+ public:
+ IPCMessageBuilder();
+ ~IPCMessageBuilder();
+
+ bool Initialize(uint32_t type);
+
+ bool Append(uint16_t name, bool value);
+
+ bool Append(uint16_t name, int8_t value);
+ bool Append(uint16_t name, int16_t value);
+ bool Append(uint16_t name, int32_t value);
+ bool Append(uint16_t name, int64_t value);
+
+ bool Append(uint16_t name, uint8_t value);
+ bool Append(uint16_t name, uint16_t value);
+ bool Append(uint16_t name, uint32_t value);
+ bool Append(uint16_t name, uint64_t value);
+
+ bool Append(uint16_t name, float value);
+ bool Append(uint16_t name, double value);
+
+ bool Append(uint16_t name, const std::string& value);
+ bool Append(uint16_t name, const void* bytes, size_t num_bytes);
+
+ template <typename C>
+ bool Append(uint16_t name, const C& container) {
+ return Append(name, container.data(), container.size());
+ }
+
+ bool Append(uint16_t name, Handle handle);
+ bool Append(uint16_t name, const IPCMessage& message);
+
+ bool Finish(IPCMessage* message);
+
+ private:
+ bool AppendU32(uint16_t name, IPCMessageFieldType field_type, uint32_t value);
+ bool AppendU64(uint16_t name, IPCMessageFieldType field_type, uint64_t value);
+ bool AppendVariableLength(uint16_t name, IPCMessageFieldType field_type,
+ const void* bytes, size_t num_bytes);
+
+ bool AppendHeader(uint16_t name, IPCMessageFieldType field_type);
+ bool AppendRawBytes(const void* bytes, size_t num_bytes);
+
+ std::vector<uint8_t> data_;
+ std::vector<Handle> handles_;
+};
+
+} // namespace mojo
+
+#endif // MOJO_IPC_IPC_MESSAGE_BUILDER_H_

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