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66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
//=-- lsan.h --------------------------------------------------------------===//
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of LeakSanitizer.
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// Private header for standalone LSan RTL.
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//
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//===----------------------------------------------------------------------===//
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#include "lsan_thread.h"
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#include "sanitizer_common/sanitizer_flags.h"
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#include "sanitizer_common/sanitizer_stacktrace.h"
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#define GET_STACK_TRACE(max_size, fast) \
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__sanitizer::BufferedStackTrace stack; \
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GetStackTrace(&stack, max_size, StackTrace::GetCurrentPc(), \
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GET_CURRENT_FRAME(), nullptr, fast);
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#define GET_STACK_TRACE_FATAL \
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GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal)
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#define GET_STACK_TRACE_MALLOC \
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GET_STACK_TRACE(__sanitizer::common_flags()->malloc_context_size, \
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common_flags()->fast_unwind_on_malloc)
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#define GET_STACK_TRACE_THREAD GET_STACK_TRACE(kStackTraceMax, true)
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namespace __lsan {
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void InitializeInterceptors();
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void ReplaceSystemMalloc();
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#define ENSURE_LSAN_INITED do { \
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CHECK(!lsan_init_is_running); \
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if (!lsan_inited) \
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__lsan_init(); \
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} while (0)
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// Get the stack trace with the given pc and bp.
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// The pc will be in the position 0 of the resulting stack trace.
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// The bp may refer to the current frame or to the caller's frame.
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ALWAYS_INLINE
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void GetStackTrace(__sanitizer::BufferedStackTrace *stack,
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__sanitizer::uptr max_depth, __sanitizer::uptr pc,
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__sanitizer::uptr bp, void *context, bool fast) {
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uptr stack_top = 0, stack_bottom = 0;
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ThreadContext *t;
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if (fast && (t = CurrentThreadContext())) {
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stack_top = t->stack_end();
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stack_bottom = t->stack_begin();
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}
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if (!SANITIZER_MIPS || IsValidFrame(bp, stack_top, stack_bottom)) {
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stack->Unwind(max_depth, pc, bp, context, stack_top, stack_bottom, fast);
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}
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}
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} // namespace __lsan
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extern bool lsan_inited;
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extern bool lsan_init_is_running;
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extern "C" SANITIZER_INTERFACE_ATTRIBUTE void __lsan_init();
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