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- // Copyright (c) 2018 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- // Holds functions for generating OOM errors from PartitionAlloc. This is
- // distinct from oom.h in that it is meant only for use in PartitionAlloc.
- #ifndef BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_
- #define BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_
- #include <stddef.h>
- #include "base/allocator/partition_allocator/partition_alloc_base/compiler_specific.h"
- #include "base/allocator/partition_allocator/partition_alloc_base/component_export.h"
- #include "build/build_config.h"
- namespace partition_alloc {
- using OomFunction = void (*)(size_t);
- namespace internal {
- // g_oom_handling_function is invoked when PartitionAlloc hits OutOfMemory.
- extern OomFunction g_oom_handling_function;
- [[noreturn]] PA_COMPONENT_EXPORT(PARTITION_ALLOC) PA_NOINLINE
- void PartitionExcessiveAllocationSize(size_t size);
- #if !defined(ARCH_CPU_64_BITS)
- [[noreturn]] PA_NOINLINE void PartitionOutOfMemoryWithLotsOfUncommitedPages(
- size_t size);
- [[noreturn]] PA_NOINLINE void PartitionOutOfMemoryWithLargeVirtualSize(
- size_t virtual_size);
- #endif
- } // namespace internal
- } // namespace partition_alloc
- #endif // BASE_ALLOCATOR_PARTITION_ALLOCATOR_PARTITION_OOM_H_
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