Implement Pepper proxy for PPB_DirectoryReader

ppapi/proxy/ppapi_messages.h

 // Copyright (c) 2012 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.
 
 // Multiply-included message header, no traditional include guard.
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/file_path.h"
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "base/string16.h"
 #include "base/sync_socket.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "gpu/ipc/gpu_command_buffer_traits.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_message_utils.h"
 #include "ipc/ipc_platform_file.h"
 #include "ppapi/c/dev/pp_video_capture_dev.h"
 #include "ppapi/c/dev/pp_video_dev.h"
+#include "ppapi/c/dev/ppb_directory_reader_dev.h"
 #include "ppapi/c/dev/ppb_text_input_dev.h"
 #include "ppapi/c/dev/ppb_url_util_dev.h"
 #include "ppapi/c/dev/ppp_printing_dev.h"
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/c/pp_file_info.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_point.h"
 #include "ppapi/c/pp_rect.h"
 #include "ppapi/c/pp_resource.h"
@@ skipping 29 matching lines @@
 #include "ppapi/shared_impl/url_response_info_data.h"
 
 #undef IPC_MESSAGE_EXPORT
 #define IPC_MESSAGE_EXPORT PPAPI_PROXY_EXPORT
 
 #define IPC_MESSAGE_START PpapiMsgStart
 
 IPC_ENUM_TRAITS(PP_AudioSampleRate)
 IPC_ENUM_TRAITS(PP_DeviceType_Dev)
 IPC_ENUM_TRAITS(PP_DecryptorStreamType)
+IPC_ENUM_TRAITS(PP_FileType)
 IPC_ENUM_TRAITS(PP_Flash_BrowserOperations_Permission)
 IPC_ENUM_TRAITS(PP_Flash_BrowserOperations_SettingType)
 IPC_ENUM_TRAITS(PP_FlashSetting)
 IPC_ENUM_TRAITS(PP_InputEvent_MouseButton)
 IPC_ENUM_TRAITS(PP_InputEvent_Type)
 IPC_ENUM_TRAITS(PP_NetAddressFamily_Private)
 IPC_ENUM_TRAITS(PP_NetworkListState_Private)
 IPC_ENUM_TRAITS(PP_NetworkListType_Private)
 IPC_ENUM_TRAITS(PP_PrintOrientation_Dev)
 IPC_ENUM_TRAITS(PP_PrintOutputFormat_Dev)
@@ skipping 1301 matching lines @@
 // Messages for resources using call/reply above.
 
 // Broker ----------------------------------------------------------------------
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_Broker_Create)
 
 // Queries whether the plugin has permission to connect to the Pepper broker.
 // The response is contained in the error value of the
 // ResourceMessageReplyParams in the reply message.
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_Broker_IsAllowed)
 
+// Directory reader.
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_DirectoryReader_Create)
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_DirectoryReader_GetNextEntry,
+                     ppapi::HostResource /* file_ref_resource */)

[yzshen1, 2013/01/24 21:55:43]

Now that the implementation at the host side gets all the entries and send them
all at once, the message names should be GetEntries[Reply] instead of
GetNextEntry[Reply].

+IPC_MESSAGE_CONTROL2(PpapiPluginMsg_DirectoryReader_GetNextEntryReply,
+                     std::vector<ppapi::PPB_FileRef_CreateInfo> /* files */,
+                     std::vector<PP_FileType> /* file_types */)
+
 // File chooser.
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_FileChooser_Create)
 IPC_MESSAGE_CONTROL4(PpapiHostMsg_FileChooser_Show,
                      bool /* save_as */,
                      bool /* open_multiple */,
                      std::string /* suggested_file_name */,
                      std::vector<std::string> /* accept_mime_types */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_FileChooser_ShowReply,
                      std::vector<ppapi::PPB_FileRef_CreateInfo> /* files */)
 
@@ skipping 330 matching lines @@
                      std::vector<ppapi::HostResource> /* buffers */,
                      uint32_t /* buffer_size */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnStatus,
                      uint32_t /* status */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnError,
                      uint32_t /* error */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnBufferReady,
                      uint32_t /* buffer */)
 
 #endif  // !defined(OS_NACL) && !defined(NACL_WIN64)