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Source release 14.1.0

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This commit is contained in:
John W. Bruce
2018-06-29 15:59:47 -07:00
parent 3ab70cec4e
commit afa11a48a0
1941 changed files with 557780 additions and 105547 deletions
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40
core/include/shared_ptr.h
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@@ -1,31 +1,7 @@
// Copyright 2017 Google Inc. All rights reserved.
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// License Agreement.
//
// 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 Inc. 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
// OWNER 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.
// from google3/util/gtl/shared_ptr.h
// from protobuf/src/google/protobuf/stubs/shared_ptr.h
@@ -36,9 +12,17 @@
#include <stddef.h>
#include <memory>
#include "lock.h"
#include "wv_cdm_types.h"
namespace wvcdm {
extern Lock shared_ptr_ref_count_lock_;
} // namespace wvcdm
namespace {
bool Barrier_AtomicIncrement(volatile uint32_t* ptr, uint32_t value) {
*ptr += value;
return *ptr;
@@ -49,10 +33,12 @@ bool NoBarrier_AtomicIncrement(volatile uint32_t* ptr, uint32_t value) {
}
inline bool RefCountDec(volatile uint32_t *ptr) {
wvcdm::AutoLock auto_lock(wvcdm::shared_ptr_ref_count_lock_);
return Barrier_AtomicIncrement(ptr, -1) != 0;
}
inline void RefCountInc(volatile uint32_t *ptr) {
wvcdm::AutoLock auto_lock(wvcdm::shared_ptr_ref_count_lock_);
NoBarrier_AtomicIncrement(ptr, 1);
}