зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
3.5 KiB
C
76 строки
3.5 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* Copyright (c) 2011, The WebRTC project authors. All rights reserved.
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* Copyright (c) 2014, Mozilla
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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** Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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** Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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** Neither the name of Google nor the names of its contributors may
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* be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef GMP_ENTRYPOINTS_h_
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#define GMP_ENTRYPOINTS_h_
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#include "gmp-errors.h"
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#include "gmp-platform.h"
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/* C functions exposed by Gecko Media Plugin shared library. */
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// GMPInit
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// - Called once after plugin library is loaded, before GMPGetAPI or GMPShutdown are called.
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// - Called on main thread.
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// - 'aPlatformAPI' is a structure containing platform-provided APIs. It is valid until
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// 'GMPShutdown' is called. Owned and must be deleted by plugin.
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typedef GMPErr (*GMPInitFunc)(const GMPPlatformAPI* aPlatformAPI);
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// GMPGetAPI
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// - Called when host wants to use an API.
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// - Called on main thread.
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// - 'aAPIName' is a string indicating the API being requested. This should
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// match one of the GMP_API_* macros. Subsequent iterations of the GMP_APIs
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// may change the value of the GMP_API_* macros when ABI changes occur. So
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// make sure you compare aAPIName against the corresponding GMP_API_* macro!
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// - 'aHostAPI' is the host API which is specific to the API being requested
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// from the plugin. It is valid so long as the API object requested from the
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// plugin is valid. It is owned by the host, plugin should not attempt to delete.
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// May be null.
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// - 'aPluginAPI' is for returning the requested API. Destruction of the requsted
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// API object is defined by the API.
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typedef GMPErr (*GMPGetAPIFunc)(const char* aAPIName, void* aHostAPI, void** aPluginAPI);
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// GMPShutdown
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// - Called once before exiting process (unloading library).
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// - Called on main thread.
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typedef void (*GMPShutdownFunc)(void);
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// GMPSetNodeId
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// - Optional, not required to be implemented. Only useful for EME plugins.
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// - Called after GMPInit to set the device-bound origin-specific node id
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// that this GMP instance is running under.
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typedef void (*GMPSetNodeIdFunc)(const char* aNodeId, uint32_t aLength);
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#endif // GMP_ENTRYPOINTS_h_
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