llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_symbolizer.cc

57 lines
1.6 KiB
C++

//===-- symbolizer.cc -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This is a stub for LLVM-based symbolizer.
// This file is shared between AddressSanitizer and ThreadSanitizer
// run-time libraries. See sanitizer.h for details.
//===----------------------------------------------------------------------===//
// WARNING: Avoid using library functions - see comments in symbolizer.h.
#include "sanitizer_symbolizer.h"
// FIXME: replace library malloc/free with internal_malloc/internal_free
// that would be provided by ASan/TSan run-time libraries.
#if defined(__linux__)
# include <malloc.h>
#elif defined(__APPLE__)
# include <malloc/malloc.h>
#endif
namespace __sanitizer {
void AddressInfo::Clear() {
free(module);
free(function);
free(file);
}
void AddressInfoList::Clear() {
AddressInfoList *cur = this;
while (cur) {
cur->info.Clear();
AddressInfoList *nxt = cur->next;
free(cur);
cur = nxt;
}
}
AddressInfoList* SymbolizeCode(uptr address) {
AddressInfoList *list = (AddressInfoList*)malloc(sizeof(AddressInfoList));
list->next = 0;
list->info.address = address;
list->info.module = 0;
list->info.module_offset = 0;
list->info.function = 0;
list->info.file = 0;
list->info.line = 0;
list->info.column = 0;
return list;
}
} // namespace __sanitizer