Pepper: DescWrapper cleanup in PnaclResources.

ppapi/native_client/src/trusted/plugin/utility.h

 /*
  * Copyright (c) 2011 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.
  */
 
 // A collection of debugging related interfaces.
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_UTILITY_H_
 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_UTILITY_H_
 
 #include "native_client/src/include/nacl_macros.h"
 #include "native_client/src/include/portability.h"
 #include "native_client/src/shared/platform/nacl_threads.h"
 #include "native_client/src/shared/platform/nacl_time.h"
+#include "ppapi/c/private/pp_file_handle.h"
 #include "ppapi/c/private/ppb_nacl_private.h"
 
 #define SRPC_PLUGIN_DEBUG 1
 
 namespace plugin {
 
 // Tests that a string is a valid JavaScript identifier.  According to the
 // ECMAScript spec, this should be done in terms of unicode character
 // categories.  For now, we are simply limiting identifiers to the ASCII
 // subset of that spec.  If successful, it returns the length of the
 // identifier in the location pointed to by length (if it is not NULL).
 // TODO(sehr): add Unicode identifier support.
 bool IsValidIdentifierString(const char* strval, uint32_t* length);
 
 const PPB_NaCl_Private* GetNaClInterface();
 void SetNaClInterface(const PPB_NaCl_Private* nacl_interface);
 
+void CloseFileHandle(PP_FileHandle file_handle);
+
+// Converts a PP_FileHandle to a POSIX file descriptor.
+int32_t ConvertFileDescriptor(PP_FileHandle handle, bool read_only);
+
 // Debugging print utility
 extern int gNaClPluginDebugPrintEnabled;
 extern int NaClPluginPrintLog(const char *format, ...);
 extern int NaClPluginDebugPrintCheckEnv();
 #if SRPC_PLUGIN_DEBUG
 #define INIT_PLUGIN_LOGGING() do {                                    \
     if (-1 == ::plugin::gNaClPluginDebugPrintEnabled) {               \
       ::plugin::gNaClPluginDebugPrintEnabled =                        \
           ::plugin::NaClPluginDebugPrintCheckEnv();                   \
     }                                                                 \
@@ skipping 19 matching lines @@
   } while (0)
 #else
 #  define PLUGIN_PRINTF(args) do { if (0) { printf args; } } while (0)
 #  define MODULE_PRINTF(args) do { if (0) { printf args; } } while (0)
 /* allows DCE but compiler can still do format string checks */
 #endif
 
 }  // namespace plugin
 
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_UTILITY_H_