/* 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.
 */

/* From trusted/ppb_audio_input_trusted_dev.idl,
 *   modified Wed Jan  4 11:09:00 2012.
 */

#ifndef PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_
#define PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_

#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_instance.h"
#include "ppapi/c/pp_macros.h"
#include "ppapi/c/pp_resource.h"
#include "ppapi/c/pp_stdint.h"

#define PPB_AUDIO_INPUT_TRUSTED_DEV_INTERFACE_0_1 \
    "PPB_AudioInputTrusted(Dev);0.1"
#define PPB_AUDIO_INPUT_TRUSTED_DEV_INTERFACE \
    PPB_AUDIO_INPUT_TRUSTED_DEV_INTERFACE_0_1

/**
 * @file
 * This file defines the trusted audio input interface.
 */


/**
 * @addtogroup Interfaces
 * @{
 */
/**
 * This interface is to be used by proxy implementations. All functions should
 * be called from the main thread only. The resource returned is an Audio input
 * resource; most of the PPB_AudioInput interface is also usable on this
 * resource.
 */
struct PPB_AudioInputTrusted_Dev_0_1 {
  /** Returns an audio input resource. */
  PP_Resource (*CreateTrusted)(PP_Instance instance);
  /**
   * Opens a paused audio input interface, used by trusted side of proxy.
   * Returns PP_ERROR_WOULD_BLOCK on success, and invokes the |create_callback|
   * asynchronously to complete. As this function should always be invoked from
   * the main thread, do not use the blocking variant of PP_CompletionCallback.
   */
  int32_t (*Open)(PP_Resource audio_input,
                  PP_Resource config,
                  struct PP_CompletionCallback create_callback);
  /**
   * Get the sync socket. Use once Open has completed.
   * Returns PP_OK on success.
   */
  int32_t (*GetSyncSocket)(PP_Resource audio_input, int* sync_socket);
  /**
   * Get the shared memory interface. Use once Open has completed.
   * Returns PP_OK on success.
   */
  int32_t (*GetSharedMemory)(PP_Resource audio_input,
                             int* shm_handle,
                             uint32_t* shm_size);
};

typedef struct PPB_AudioInputTrusted_Dev_0_1 PPB_AudioInputTrusted_Dev;
/**
 * @}
 */

#endif  /* PPAPI_C_TRUSTED_PPB_AUDIO_INPUT_TRUSTED_DEV_H_ */