gcc/libsanitizer/asan/asan_win.cc

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//===-- asan_win.cc -------------------------------------------------------===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of AddressSanitizer, an address sanity checker.
//
// Windows-specific details.
//===----------------------------------------------------------------------===//
#include "sanitizer_common/sanitizer_platform.h"
#if SANITIZER_WINDOWS
#include <windows.h>
#include <dbghelp.h>
#include <stdlib.h>
#include "asan_interceptors.h"
#include "asan_internal.h"
#include "asan_thread.h"
#include "sanitizer_common/sanitizer_libc.h"
#include "sanitizer_common/sanitizer_mutex.h"
extern "C" {
SANITIZER_INTERFACE_ATTRIBUTE
int __asan_should_detect_stack_use_after_return() {
__asan_init();
return __asan_option_detect_stack_use_after_return;
}
}
namespace __asan {
// ---------------------- TSD ---------------- {{{1
static bool tsd_key_inited = false;
static __declspec(thread) void *fake_tsd = 0;
void AsanTSDInit(void (*destructor)(void *tsd)) {
// FIXME: we're ignoring the destructor for now.
tsd_key_inited = true;
}
void *AsanTSDGet() {
CHECK(tsd_key_inited);
return fake_tsd;
}
void AsanTSDSet(void *tsd) {
CHECK(tsd_key_inited);
fake_tsd = tsd;
}
void PlatformTSDDtor(void *tsd) {
AsanThread::TSDDtor(tsd);
}
// ---------------------- Various stuff ---------------- {{{1
void MaybeReexec() {
// No need to re-exec on Windows.
}
void *AsanDoesNotSupportStaticLinkage() {
#if defined(_DEBUG)
#error Please build the runtime with a non-debug CRT: /MD or /MT
#endif
return 0;
}
void AsanCheckDynamicRTPrereqs() { UNIMPLEMENTED(); }
void AsanCheckIncompatibleRT() {}
void AsanPlatformThreadInit() {
// Nothing here for now.
}
void ReadContextStack(void *context, uptr *stack, uptr *ssize) {
UNIMPLEMENTED();
}
void AsanOnSIGSEGV(int, void *siginfo, void *context) {
UNIMPLEMENTED();
}
} // namespace __asan
#endif // _WIN32