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55 lines
2.1 KiB
55 lines
2.1 KiB
4 months ago
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//===-- ubsan_handlers_cxx.h ------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Entry points to the runtime library for Clang's undefined behavior sanitizer,
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// for C++-specific checks. This code is not linked into C binaries.
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//
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//===----------------------------------------------------------------------===//
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#ifndef UBSAN_HANDLERS_CXX_H
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#define UBSAN_HANDLERS_CXX_H
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#include "ubsan_value.h"
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namespace __ubsan {
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struct DynamicTypeCacheMissData {
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SourceLocation Loc;
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const TypeDescriptor &Type;
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void *TypeInfo;
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unsigned char TypeCheckKind;
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};
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/// \brief Handle a runtime type check failure, caused by an incorrect vptr.
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/// When this handler is called, all we know is that the type was not in the
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/// cache; this does not necessarily imply the existence of a bug.
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extern "C" SANITIZER_INTERFACE_ATTRIBUTE
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void __ubsan_handle_dynamic_type_cache_miss(
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DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash);
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extern "C" SANITIZER_INTERFACE_ATTRIBUTE
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void __ubsan_handle_dynamic_type_cache_miss_abort(
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DynamicTypeCacheMissData *Data, ValueHandle Pointer, ValueHandle Hash);
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struct FunctionTypeMismatchData {
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SourceLocation Loc;
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const TypeDescriptor &Type;
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};
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extern "C" SANITIZER_INTERFACE_ATTRIBUTE void
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__ubsan_handle_function_type_mismatch_v1(FunctionTypeMismatchData *Data,
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ValueHandle Val,
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ValueHandle calleeRTTI,
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ValueHandle fnRTTI);
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extern "C" SANITIZER_INTERFACE_ATTRIBUTE void
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__ubsan_handle_function_type_mismatch_v1_abort(FunctionTypeMismatchData *Data,
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ValueHandle Val,
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ValueHandle calleeRTTI,
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ValueHandle fnRTTI);
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}
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#endif // UBSAN_HANDLERS_H
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