xref: /aosp_15_r20/external/cronet/base/synchronization/lock_impl_win.cc (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1*6777b538SAndroid Build Coastguard Worker // Copyright 2011 The Chromium Authors
2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file.
4*6777b538SAndroid Build Coastguard Worker 
5*6777b538SAndroid Build Coastguard Worker #include "base/synchronization/lock_impl.h"
6*6777b538SAndroid Build Coastguard Worker 
7*6777b538SAndroid Build Coastguard Worker #include <windows.h>
8*6777b538SAndroid Build Coastguard Worker 
9*6777b538SAndroid Build Coastguard Worker namespace base {
10*6777b538SAndroid Build Coastguard Worker namespace internal {
11*6777b538SAndroid Build Coastguard Worker 
LockImpl()12*6777b538SAndroid Build Coastguard Worker LockImpl::LockImpl() : native_handle_(SRWLOCK_INIT) {}
13*6777b538SAndroid Build Coastguard Worker 
14*6777b538SAndroid Build Coastguard Worker LockImpl::~LockImpl() = default;
15*6777b538SAndroid Build Coastguard Worker 
LockInternal()16*6777b538SAndroid Build Coastguard Worker void LockImpl::LockInternal() {
17*6777b538SAndroid Build Coastguard Worker   ::AcquireSRWLockExclusive(reinterpret_cast<PSRWLOCK>(&native_handle_));
18*6777b538SAndroid Build Coastguard Worker }
19*6777b538SAndroid Build Coastguard Worker 
20*6777b538SAndroid Build Coastguard Worker }  // namespace internal
21*6777b538SAndroid Build Coastguard Worker }  // namespace base
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