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55 lines
1.1 KiB
C++
55 lines
1.1 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/debug/alias.h"
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#include "base/logging.h"
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#include "base/process/memory.h"
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#include "build/build_config.h"
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namespace base {
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// Defined in memory_win.cc for Windows.
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#if !defined(OS_WIN)
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namespace {
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// Breakpad server classifies base::`anonymous namespace'::OnNoMemory as
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// out-of-memory crash.
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NOINLINE void OnNoMemory(size_t size) {
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size_t tmp_size = size;
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base::debug::Alias(&tmp_size);
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LOG(FATAL) << "Out of memory. size=" << tmp_size;
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}
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} // namespace
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void TerminateBecauseOutOfMemory(size_t size) {
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OnNoMemory(size);
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}
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#endif
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// Defined in memory_mac.mm for Mac.
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#if !defined(OS_MACOSX)
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bool UncheckedCalloc(size_t num_items, size_t size, void** result) {
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const size_t alloc_size = num_items * size;
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// Overflow check
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if (size && ((alloc_size / size) != num_items)) {
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*result = nullptr;
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return false;
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}
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if (!UncheckedMalloc(alloc_size, result))
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return false;
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memset(*result, 0, alloc_size);
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return true;
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}
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#endif
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} // namespace base
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