diff options
Diffstat (limited to 'libsanitizer/asan/asan_stack.h')
| -rw-r--r-- | libsanitizer/asan/asan_stack.h | 43 |
1 files changed, 29 insertions, 14 deletions
diff --git a/libsanitizer/asan/asan_stack.h b/libsanitizer/asan/asan_stack.h index 6a5ffc9..3c0ac31 100644 --- a/libsanitizer/asan/asan_stack.h +++ b/libsanitizer/asan/asan_stack.h @@ -12,12 +12,13 @@ #ifndef ASAN_STACK_H #define ASAN_STACK_H -#include "sanitizer_common/sanitizer_stacktrace.h" #include "asan_flags.h" +#include "asan_thread.h" +#include "sanitizer_common/sanitizer_flags.h" +#include "sanitizer_common/sanitizer_stacktrace.h" namespace __asan { -void GetStackTrace(StackTrace *stack, uptr max_s, uptr pc, uptr bp, bool fast); void PrintStack(StackTrace *stack); } // namespace __asan @@ -25,10 +26,24 @@ void PrintStack(StackTrace *stack); // Get the stack trace with the given pc and bp. // The pc will be in the position 0 of the resulting stack trace. // The bp may refer to the current frame or to the caller's frame. -// fast_unwind is currently unused. -#define GET_STACK_TRACE_WITH_PC_AND_BP(max_s, pc, bp, fast) \ - StackTrace stack; \ - GetStackTrace(&stack, max_s, pc, bp, fast) +#if SANITIZER_WINDOWS +#define GET_STACK_TRACE_WITH_PC_AND_BP(max_s, pc, bp, fast) \ + StackTrace stack; \ + GetStackTrace(&stack, max_s, pc, bp, 0, 0, fast) +#else +#define GET_STACK_TRACE_WITH_PC_AND_BP(max_s, pc, bp, fast) \ + StackTrace stack; \ + { \ + AsanThread *t; \ + stack.size = 0; \ + if (asan_inited && (t = GetCurrentThread()) && !t->isUnwinding()) { \ + uptr stack_top = t->stack_top(); \ + uptr stack_bottom = t->stack_bottom(); \ + ScopedUnwinding unwind_scope(t); \ + GetStackTrace(&stack, max_s, pc, bp, stack_top, stack_bottom, fast); \ + } \ + } +#endif // SANITIZER_WINDOWS // NOTE: A Rule of thumb is to retrieve stack trace in the interceptors // as early as possible (in functions exposed to the user), as we generally @@ -40,24 +55,24 @@ void PrintStack(StackTrace *stack); #define GET_STACK_TRACE_FATAL(pc, bp) \ GET_STACK_TRACE_WITH_PC_AND_BP(kStackTraceMax, pc, bp, \ - flags()->fast_unwind_on_fatal) + common_flags()->fast_unwind_on_fatal) -#define GET_STACK_TRACE_FATAL_HERE \ - GET_STACK_TRACE(kStackTraceMax, flags()->fast_unwind_on_fatal) +#define GET_STACK_TRACE_FATAL_HERE \ + GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal) -#define GET_STACK_TRACE_THREAD \ +#define GET_STACK_TRACE_THREAD \ GET_STACK_TRACE(kStackTraceMax, true) -#define GET_STACK_TRACE_MALLOC \ - GET_STACK_TRACE(flags()->malloc_context_size, \ - flags()->fast_unwind_on_malloc) +#define GET_STACK_TRACE_MALLOC \ + GET_STACK_TRACE(common_flags()->malloc_context_size, \ + common_flags()->fast_unwind_on_malloc) #define GET_STACK_TRACE_FREE GET_STACK_TRACE_MALLOC #define PRINT_CURRENT_STACK() \ { \ GET_STACK_TRACE(kStackTraceMax, \ - flags()->fast_unwind_on_fatal); \ + common_flags()->fast_unwind_on_fatal); \ PrintStack(&stack); \ } |