Core PPAPI proxy files. This includes the dispatcher which is the control point

on each end of the IPC channel. It includes the IPC message definitions. It
also includes the base class for the interface proxying, and the core resource
and var tracking.

BUG=none
TEST=none
Review URL: http://codereview.chromium.org/4229002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@64869 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 51 insertions, 0 deletions

diff --git a/ppapi/proxy/host_var_serialization_rules.h b/ppapi/proxy/host_var_serialization_rules.h
new file mode 100644
index 0000000..92e294f
--- /dev/null
+++ b/ppapi/proxy/host_var_serialization_rules.h
@@ -0,0 +1,51 @@
+// Copyright (c) 2010 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 PPAPI_PROXY_HOST_VAR_SERIALIZATION_RULES_H_
+#define PPAPI_PROXY_HOST_VAR_SERIALIZATION_RULES_H_
+
+#include "base/basictypes.h"
+#include "ppapi/c/pp_module.h"
+#include "ppapi/proxy/var_serialization_rules.h"
+
+struct PPB_Var_Deprecated;
+
+namespace pp {
+namespace proxy {
+
+class VarTracker;
+
+// Implementation of the VarSerializationRules interface for the host side.
+class HostVarSerializationRules : public VarSerializationRules {
+ public:
+  HostVarSerializationRules(const PPB_Var_Deprecated* var_interface,
+                            PP_Module pp_module);
+  ~HostVarSerializationRules();
+
+  // VarSerialization implementation.
+  virtual void SendCallerOwned(const PP_Var& var, std::string* str_val);
+  virtual PP_Var BeginReceiveCallerOwned(const PP_Var& var,
+                                         const std::string* str_val);
+  virtual void EndReceiveCallerOwned(const PP_Var& var);
+  virtual PP_Var ReceivePassRef(const PP_Var& var,
+                                const std::string& str_val);
+  virtual void BeginSendPassRef(const PP_Var& var, std::string* str_val);
+  virtual void EndSendPassRef(const PP_Var& var);
+  virtual void ReleaseObjectRef(const PP_Var& var);
+
+ private:
+  // Converts the given var (which must be a VARTYPE_STRING) to the given
+  // string object.
+  void VarToString(const PP_Var& var, std::string* str);
+
+  const PPB_Var_Deprecated* var_interface_;
+  PP_Module pp_module_;
+
+  DISALLOW_COPY_AND_ASSIGN(HostVarSerializationRules);
+};
+
+}  // namespace proxy
+}  // namespace pp
+
+#endif  // PPAPI_PROXY_HOST_VAR_SERIALIZATION_RULES_H_