forked from OSchip/llvm-project
84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
//===-- scudo_malloc.cpp ----------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// Interceptors for malloc related functions.
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///
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//===----------------------------------------------------------------------===//
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#include "scudo_allocator.h"
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#include "interception/interception.h"
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#include "sanitizer_common/sanitizer_platform_interceptors.h"
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using namespace __scudo;
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extern "C" {
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INTERCEPTOR_ATTRIBUTE void free(void *ptr) {
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scudoFree(ptr, FromMalloc);
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}
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INTERCEPTOR_ATTRIBUTE void *malloc(SIZE_T size) {
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return scudoMalloc(size, FromMalloc);
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}
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INTERCEPTOR_ATTRIBUTE void *realloc(void *ptr, SIZE_T size) {
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return scudoRealloc(ptr, size);
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}
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INTERCEPTOR_ATTRIBUTE void *calloc(SIZE_T nmemb, SIZE_T size) {
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return scudoCalloc(nmemb, size);
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}
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INTERCEPTOR_ATTRIBUTE void *valloc(SIZE_T size) {
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return scudoValloc(size);
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}
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INTERCEPTOR_ATTRIBUTE
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int posix_memalign(void **memptr, SIZE_T alignment, SIZE_T size) {
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return scudoPosixMemalign(memptr, alignment, size);
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}
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#if SANITIZER_INTERCEPT_CFREE
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INTERCEPTOR_ATTRIBUTE void cfree(void *ptr) ALIAS("free");
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#endif
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#if SANITIZER_INTERCEPT_MEMALIGN
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INTERCEPTOR_ATTRIBUTE void *memalign(SIZE_T alignment, SIZE_T size) {
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return scudoMemalign(alignment, size);
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}
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INTERCEPTOR_ATTRIBUTE
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void *__libc_memalign(SIZE_T alignment, SIZE_T size) ALIAS("memalign");
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#endif
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#if SANITIZER_INTERCEPT_PVALLOC
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INTERCEPTOR_ATTRIBUTE void *pvalloc(SIZE_T size) {
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return scudoPvalloc(size);
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}
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#endif
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#if SANITIZER_INTERCEPT_ALIGNED_ALLOC
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INTERCEPTOR_ATTRIBUTE void *aligned_alloc(SIZE_T alignment, SIZE_T size) {
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return scudoAlignedAlloc(alignment, size);
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}
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#endif
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#if SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE
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INTERCEPTOR_ATTRIBUTE SIZE_T malloc_usable_size(void *ptr) {
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return scudoMallocUsableSize(ptr);
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}
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#endif
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#if SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO
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INTERCEPTOR_ATTRIBUTE int mallopt(int cmd, int value) {
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return -1;
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}
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#endif
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} // extern "C"
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