zircon/system/ulib/c/sanitizers/hooks.c

// Copyright 2017 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <assert.h>

#include "asan_impl.h"

// This file provides the weak default definitions of sanitizer hook
// functions.  The purpose of these interfaces is for the sanitizer
// runtime library to override these definitions.

__WEAK __EXPORT void __sanitizer_startup_hook(int argc, char** argv, char** envp, void* stack_base,
                                              size_t stack_size) {}

__WEAK __EXPORT void* __sanitizer_before_thread_create_hook(thrd_t thread, bool detached,
                                                            const char* name, void* stack_base,
                                                            size_t stack_size) {
  return NULL;
}

__WEAK __EXPORT void __sanitizer_thread_create_hook(void* hook, thrd_t th, int error) {
  assert(hook == NULL);
}

__WEAK __EXPORT void __sanitizer_thread_start_hook(void* hook, thrd_t self) {
  assert(hook == NULL);
}

__WEAK __EXPORT void __sanitizer_thread_exit_hook(void* hook, thrd_t self) { assert(hook == NULL); }

__WEAK __EXPORT int __sanitizer_process_exit_hook(int status) { return status; }