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95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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_PLATFORM_h_
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#define GMP_PLATFORM_h_
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#include "gmp-errors.h"
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#include "gmp-storage.h"
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#include <stdint.h>
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/* Platform helper API. */
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class GMPTask {
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public:
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virtual void Destroy() = 0;
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virtual ~GMPTask() {}
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virtual void Run() = 0;
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};
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class GMPThread {
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public:
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virtual ~GMPThread() {}
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virtual void Post(GMPTask* aTask) = 0;
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virtual void Join() = 0;
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};
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class GMPMutex {
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public:
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virtual ~GMPMutex() {}
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virtual void Acquire() = 0;
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virtual void Release() = 0;
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};
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// Time is defined as the number of milliseconds since the
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// Epoch (00:00:00 UTC, January 1, 1970).
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typedef int64_t GMPTimestamp;
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typedef GMPErr (*GMPCreateThreadPtr)(GMPThread** aThread);
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typedef GMPErr (*GMPRunOnMainThreadPtr)(GMPTask* aTask);
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typedef GMPErr (*GMPSyncRunOnMainThreadPtr)(GMPTask* aTask);
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typedef GMPErr (*GMPCreateMutexPtr)(GMPMutex** aMutex);
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typedef GMPErr (*GMPCreateRecordPtr)(const char* aRecordName,
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uint32_t aRecordNameSize,
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GMPRecord** aOutRecord,
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GMPRecordClient* aClient);
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typedef GMPErr (*GMPSetTimerOnMainThreadPtr)(GMPTask* aTask, int64_t aTimeoutMS);
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typedef GMPErr (*GMPGetCurrentTimePtr)(GMPTimestamp* aOutTime);
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struct GMPPlatformAPI {
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// Increment the version when things change. Can only add to the struct,
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// do not change what already exists. Pointers to functions may be NULL
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// when passed to plugins, but beware backwards compat implications of
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// doing that.
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uint16_t version; // Currently version 0
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GMPCreateThreadPtr createthread;
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GMPRunOnMainThreadPtr runonmainthread;
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GMPSyncRunOnMainThreadPtr syncrunonmainthread;
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GMPCreateMutexPtr createmutex;
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GMPCreateRecordPtr createrecord;
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GMPSetTimerOnMainThreadPtr settimer;
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GMPGetCurrentTimePtr getcurrenttime;
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};
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#endif // GMP_PLATFORM_h_
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