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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /dom/media/gmp/gmp-api/gmp-platform.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/media/gmp/gmp-api/gmp-platform.h')
-rw-r--r-- | dom/media/gmp/gmp-api/gmp-platform.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/dom/media/gmp/gmp-api/gmp-platform.h b/dom/media/gmp/gmp-api/gmp-platform.h new file mode 100644 index 000000000..f915050b3 --- /dev/null +++ b/dom/media/gmp/gmp-api/gmp-platform.h @@ -0,0 +1,118 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* Copyright (c) 2014, Mozilla + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + ** Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + ** Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + ** Neither the name of Google nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef GMP_PLATFORM_h_ +#define GMP_PLATFORM_h_ + +#include "gmp-errors.h" +#include "gmp-storage.h" +#include <stdint.h> + +/* Platform helper API. */ + +class GMPTask { +public: + virtual void Destroy() = 0; // Deletes object. + virtual ~GMPTask() {} + virtual void Run() = 0; +}; + +class GMPThread { +public: + virtual ~GMPThread() {} + virtual void Post(GMPTask* aTask) = 0; + virtual void Join() = 0; // Deletes object after join completes. +}; + +// A re-entrant monitor; can be locked from the same thread multiple times. +// Must be unlocked the same number of times it's locked. +class GMPMutex { +public: + virtual ~GMPMutex() {} + virtual void Acquire() = 0; + virtual void Release() = 0; + virtual void Destroy() = 0; // Deletes object. +}; + +// Time is defined as the number of milliseconds since the +// Epoch (00:00:00 UTC, January 1, 1970). +typedef int64_t GMPTimestamp; + +typedef GMPErr (*GMPCreateThreadPtr)(GMPThread** aThread); +typedef GMPErr (*GMPRunOnMainThreadPtr)(GMPTask* aTask); +typedef GMPErr (*GMPSyncRunOnMainThreadPtr)(GMPTask* aTask); +typedef GMPErr (*GMPCreateMutexPtr)(GMPMutex** aMutex); + +// Call on main thread only. +typedef GMPErr (*GMPCreateRecordPtr)(const char* aRecordName, + uint32_t aRecordNameSize, + GMPRecord** aOutRecord, + GMPRecordClient* aClient); + +// Call on main thread only. +typedef GMPErr (*GMPSetTimerOnMainThreadPtr)(GMPTask* aTask, int64_t aTimeoutMS); +typedef GMPErr (*GMPGetCurrentTimePtr)(GMPTimestamp* aOutTime); + +typedef void (*RecvGMPRecordIteratorPtr)(GMPRecordIterator* aRecordIterator, + void* aUserArg, + GMPErr aStatus); + +// Creates a GMPCreateRecordIterator to enumerate the records in storage. +// When the iterator is ready, the function at aRecvIteratorFunc +// is called with the GMPRecordIterator as an argument. If the operation +// fails, RecvGMPRecordIteratorPtr is called with a failure aStatus code. +// The list that the iterator is covering is fixed when +// GMPCreateRecordIterator is called, it is *not* updated when changes are +// made to storage. +// Iterator begins pointing at first record. +// aUserArg is passed to the aRecvIteratorFunc upon completion. +typedef GMPErr (*GMPCreateRecordIteratorPtr)(RecvGMPRecordIteratorPtr aRecvIteratorFunc, + void* aUserArg); + +struct GMPPlatformAPI { + // Increment the version when things change. Can only add to the struct, + // do not change what already exists. Pointers to functions may be NULL + // when passed to plugins, but beware backwards compat implications of + // doing that. + uint16_t version; // Currently version 0 + + GMPCreateThreadPtr createthread; + GMPRunOnMainThreadPtr runonmainthread; + GMPSyncRunOnMainThreadPtr syncrunonmainthread; + GMPCreateMutexPtr createmutex; + GMPCreateRecordPtr createrecord; + GMPSetTimerOnMainThreadPtr settimer; + GMPGetCurrentTimePtr getcurrenttime; + GMPCreateRecordIteratorPtr getrecordenumerator; +}; + +#endif // GMP_PLATFORM_h_ |