1 files changed, 85 insertions, 0 deletions
diff --git a/lib/scudo/scudo_malloc.cpp b/lib/scudo/scudo_malloc.cpp
new file mode 100644
index 000000000000..91a77b365823
--- /dev/null
+++ b/lib/scudo/scudo_malloc.cpp
@@ -0,0 +1,85 @@
+//===-- scudo_malloc.cpp ----------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+///
+/// Interceptors for malloc related functions.
+///
+//===----------------------------------------------------------------------===//
+
+#include "scudo_allocator.h"
+
+#include "interception/interception.h"
+#include "sanitizer_common/sanitizer_platform_interceptors.h"
+
+#include <stddef.h>
+
+using namespace __scudo;
+
+extern "C" {
+INTERCEPTOR_ATTRIBUTE void free(void *ptr) {
+  scudoDeallocate(ptr, 0, 0, FromMalloc);
+}
+
+INTERCEPTOR_ATTRIBUTE void *malloc(size_t size) {
+  return scudoAllocate(size, 0, FromMalloc);
+}
+
+INTERCEPTOR_ATTRIBUTE void *realloc(void *ptr, size_t size) {
+  return scudoRealloc(ptr, size);
+}
+
+INTERCEPTOR_ATTRIBUTE void *calloc(size_t nmemb, size_t size) {
+  return scudoCalloc(nmemb, size);
+}
+
+INTERCEPTOR_ATTRIBUTE void *valloc(size_t size) {
+  return scudoValloc(size);
+}
+
+INTERCEPTOR_ATTRIBUTE
+int posix_memalign(void **memptr, size_t alignment, size_t size) {
+  return scudoPosixMemalign(memptr, alignment, size);
+}
+
+#if SANITIZER_INTERCEPT_CFREE
+INTERCEPTOR_ATTRIBUTE void cfree(void *ptr) ALIAS("free");
+#endif
+
+#if SANITIZER_INTERCEPT_MEMALIGN
+INTERCEPTOR_ATTRIBUTE void *memalign(size_t alignment, size_t size) {
+  return scudoAllocate(size, alignment, FromMemalign);
+}
+
+INTERCEPTOR_ATTRIBUTE
+void *__libc_memalign(size_t alignment, size_t size) ALIAS("memalign");
+#endif
+
+#if SANITIZER_INTERCEPT_PVALLOC
+INTERCEPTOR_ATTRIBUTE void *pvalloc(size_t size) {
+  return scudoPvalloc(size);
+}
+#endif
+
+#if SANITIZER_INTERCEPT_ALIGNED_ALLOC
+INTERCEPTOR_ATTRIBUTE void *aligned_alloc(size_t alignment, size_t size) {
+  return scudoAlignedAlloc(alignment, size);
+}
+#endif
+
+#if SANITIZER_INTERCEPT_MALLOC_USABLE_SIZE
+INTERCEPTOR_ATTRIBUTE size_t malloc_usable_size(void *ptr) {
+  return scudoMallocUsableSize(ptr);
+}
+#endif
+
+#if SANITIZER_INTERCEPT_MALLOPT_AND_MALLINFO
+INTERCEPTOR_ATTRIBUTE int mallopt(int cmd, int value) {
+  return -1;
+}
+#endif
+}  // extern "C"