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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/llvm-project/compiler-rt/lib/memprof/memprof_interceptors.h
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//===-- memprof_interceptors.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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//

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// This file is a part of MemProfiler, a memory profiler.

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//

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// MemProf-private header for memprof_interceptors.cpp

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//===----------------------------------------------------------------------===//

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#ifndef MEMPROF_INTERCEPTORS_H

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#define MEMPROF_INTERCEPTORS_H

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#include "interception/interception.h"

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#include "memprof_interceptors_memintrinsics.h"

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#include "memprof_internal.h"

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#include "sanitizer_common/sanitizer_platform_interceptors.h"

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namespace __memprof {

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void InitializeMemprofInterceptors();

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void InitializePlatformInterceptors();

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#define ENSURE_MEMPROF_INITED()                                                \

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  do {                                                                         \

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    CHECK(!memprof_init_is_running);                                           \

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    if (UNLIKELY(!memprof_inited)) {                                           \

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      MemprofInitFromRtl();                                                    \

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    }                                                                          \

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  } while (0)

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} // namespace __memprof

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DECLARE_REAL(int, memcmp, const void *a1, const void *a2, uptr size)

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DECLARE_REAL(char *, strchr, const char *str, int c)

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DECLARE_REAL(SIZE_T, strlen, const char *s)

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DECLARE_REAL(char *, strncpy, char *to, const char *from, uptr size)

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DECLARE_REAL(uptr, strnlen, const char *s, uptr maxlen)

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DECLARE_REAL(char *, strstr, const char *s1, const char *s2)

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#define MEMPROF_INTERCEPT_FUNC(name)                                           \

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  do {                                                                         \

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    if (!INTERCEPT_FUNCTION(name))                                             \

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      VReport(1, "MemProfiler: failed to intercept '%s'\n'", #name);           \

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  } while (0)

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#define MEMPROF_INTERCEPT_FUNC_VER(name, ver)                                  \

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  do {                                                                         \

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    if (!INTERCEPT_FUNCTION_VER(name, ver))                                    \

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      VReport(1, "MemProfiler: failed to intercept '%s@@%s'\n", #name, ver);   \

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  } while (0)

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#define MEMPROF_INTERCEPT_FUNC_VER_UNVERSIONED_FALLBACK(name, ver)             \

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  do {                                                                         \

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    if (!INTERCEPT_FUNCTION_VER(name, ver) && !INTERCEPT_FUNCTION(name))       \

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      VReport(1, "MemProfiler: failed to intercept '%s@@%s' or '%s'\n", #name, \

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              ver, #name);                                                     \

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  } while (0)

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#define MEMPROF_INTERCEPTOR_ENTER(ctx, func)                                   \

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  ctx = 0;                                                                     \

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  (void)ctx;

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#define COMMON_INTERCEPT_FUNCTION(name) MEMPROF_INTERCEPT_FUNC(name)

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#endif // MEMPROF_INTERCEPTORS_H

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