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// Copyright (c) 2010 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.
#ifndef PPAPI_C_DEV_PPB_AUDIO_TRUSTED_DEV_H_
#define PPAPI_C_DEV_PPB_AUDIO_TRUSTED_DEV_H_
#include "ppapi/c/pp_completion_callback.h"
#include "ppapi/c/pp_instance.h"
#include "ppapi/c/pp_resource.h"
#define PPB_AUDIO_TRUSTED_DEV_INTERFACE "PPB_AudioTrusted(Dev);0.2"
// 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 resource; most of the PPB_Audio_Dev
// interface is also usable on this resource.
struct PPB_AudioTrusted_Dev {
// Returns an audio resource.
PP_Resource (*CreateTrusted)(PP_Instance instance);
// Opens a paused audio 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, 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, int* sync_socket);
// Get the shared memory interface. Use once Open has completed.
// Returns PP_OK on success.
int32_t (*GetSharedMemory)(PP_Resource audio,
int* shm_handle,
int32_t* shm_size);
};
#endif // PPAPI_C_DEV_PPB_AUDIO_TRUSTED_DEV_H_
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