diff options
Diffstat (limited to 'lib/scudo/scudo_interceptors.cpp')
-rw-r--r-- | lib/scudo/scudo_interceptors.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/lib/scudo/scudo_interceptors.cpp b/lib/scudo/scudo_interceptors.cpp new file mode 100644 index 000000000000..9204652d8b7d --- /dev/null +++ b/lib/scudo/scudo_interceptors.cpp @@ -0,0 +1,75 @@ +//===-- scudo_interceptors.cpp ----------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +/// +/// Linux specific malloc interception functions. +/// +//===----------------------------------------------------------------------===// + +#include "sanitizer_common/sanitizer_platform.h" +#if SANITIZER_LINUX + +#include "scudo_allocator.h" + +#include "interception/interception.h" + +using namespace __scudo; + +INTERCEPTOR(void, free, void *ptr) { + scudoFree(ptr, FromMalloc); +} + +INTERCEPTOR(void, cfree, void *ptr) { + scudoFree(ptr, FromMalloc); +} + +INTERCEPTOR(void*, malloc, uptr size) { + return scudoMalloc(size, FromMalloc); +} + +INTERCEPTOR(void*, realloc, void *ptr, uptr size) { + return scudoRealloc(ptr, size); +} + +INTERCEPTOR(void*, calloc, uptr nmemb, uptr size) { + return scudoCalloc(nmemb, size); +} + +INTERCEPTOR(void*, valloc, uptr size) { + return scudoValloc(size); +} + +INTERCEPTOR(void*, memalign, uptr alignment, uptr size) { + return scudoMemalign(alignment, size); +} + +INTERCEPTOR(void*, __libc_memalign, uptr alignment, uptr size) { + return scudoMemalign(alignment, size); +} + +INTERCEPTOR(void*, pvalloc, uptr size) { + return scudoPvalloc(size); +} + +INTERCEPTOR(void*, aligned_alloc, uptr alignment, uptr size) { + return scudoAlignedAlloc(alignment, size); +} + +INTERCEPTOR(int, posix_memalign, void **memptr, uptr alignment, uptr size) { + return scudoPosixMemalign(memptr, alignment, size); +} + +INTERCEPTOR(uptr, malloc_usable_size, void *ptr) { + return scudoMallocUsableSize(ptr); +} + +INTERCEPTOR(int, mallopt, int cmd, int value) { + return -1; +} + +#endif // SANITIZER_LINUX |