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45 lines
1.4 KiB
45 lines
1.4 KiB
4 months ago
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//===-- wrappers_c.h --------------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef SCUDO_WRAPPERS_C_H_
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#define SCUDO_WRAPPERS_C_H_
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#include "platform.h"
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#include "stats.h"
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// Bionic's struct mallinfo consists of size_t (mallinfo(3) uses int).
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#if SCUDO_ANDROID
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typedef size_t __scudo_mallinfo_data_t;
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#else
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typedef int __scudo_mallinfo_data_t;
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#endif
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struct __scudo_mallinfo {
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__scudo_mallinfo_data_t arena;
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__scudo_mallinfo_data_t ordblks;
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__scudo_mallinfo_data_t smblks;
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__scudo_mallinfo_data_t hblks;
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__scudo_mallinfo_data_t hblkhd;
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__scudo_mallinfo_data_t usmblks;
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__scudo_mallinfo_data_t fsmblks;
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__scudo_mallinfo_data_t uordblks;
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__scudo_mallinfo_data_t fordblks;
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__scudo_mallinfo_data_t keepcost;
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};
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// Android sometimes includes malloc.h no matter what, which yields to
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// conflicting return types for mallinfo() if we use our own structure. So if
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// struct mallinfo is declared (#define courtesy of malloc.h), use it directly.
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#if STRUCT_MALLINFO_DECLARED
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#define SCUDO_MALLINFO mallinfo
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#else
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#define SCUDO_MALLINFO __scudo_mallinfo
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#endif
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#endif // SCUDO_WRAPPERS_C_H_
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