ppapi/api/dev/ppb_memory_dev.idl

   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
   6 /**
   7  * This file defines the <code>PPB_Memory interface</code> for functions
   8  * related to memory management.
   9  */
  10
  11 label Chrome {
  12   M14 = 0.1
  13 };
  14
  15 /**
  16  * The PPB_Memory_Dev interface contains pointers to functions related to memory
  17  * management.
  18  *
  19  */
  20 interface PPB_Memory_Dev {
  21   /**
  22    * MemAlloc is a pointer to a function that allocate memory.
  23    *
  24    * @param[in] num_bytes A number of bytes to allocate.
  25    * @return A pointer to the memory if successful, NULL If the
  26    * allocation fails.
  27    */
  28   mem_t MemAlloc([in] uint32_t num_bytes);
  29
  30   /**
  31    * MemFree is a pointer to a function that deallocates memory.
  32    *
  33    * @param[in] ptr A pointer to the memory to deallocate. It is safe to
  34    * pass NULL to this function.
  35    */
  36   void MemFree([inout] mem_t ptr);
  37 };