ppapi/shared_impl/ppb_memory_shared.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include <stdlib.h>
   6
   7 #include "ppapi/c/dev/ppb_memory_dev.h"
   8 #include "ppapi/shared_impl/ppapi_shared_export.h"
   9
  10 // The memory interface doesn't have a normal C -> C++ thunk since it doesn't
  11 // actually have any proxy wrapping or associated objects; it's just a call
  12 // into base. So we implement the entire interface here, using the thunk
  13 // namespace so it magically gets hooked up in the proper places.
  14
  15 namespace ppapi {
  16
  17 namespace {
  18
  19 void* MemAlloc(uint32_t num_bytes) {
  20   return malloc(num_bytes);
  21 }
  22
  23 void MemFree(void* ptr) {
  24   free(ptr);
  25 }
  26
  27 const PPB_Memory_Dev ppb_memory = {
  28   &MemAlloc,
  29   &MemFree
  30 };
  31
  32 }  // namespace
  33
  34 namespace thunk {
  35
  36 // static
  37 PPAPI_SHARED_EXPORT const PPB_Memory_Dev_0_1* GetPPB_Memory_Dev_0_1_Thunk() {
  38   return &ppb_memory;
  39 }
  40
  41 }  // namespace thunk
  42
  43 }  // namespace ppapi