82 lines
3.4 KiB
C
82 lines
3.4 KiB
C
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//===-- sanitizer/common_interface_defs.h -----------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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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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// Common part of the public sanitizer interface.
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_COMMON_INTERFACE_DEFS_H
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#define SANITIZER_COMMON_INTERFACE_DEFS_H
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#include <stddef.h>
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#include <stdint.h>
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// GCC does not understand __has_feature.
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#if !defined(__has_feature)
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# define __has_feature(x) 0
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Tell the tools to write their reports to "path.<pid>" instead of stderr.
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void __sanitizer_set_report_path(const char *path);
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// Notify the tools that the sandbox is going to be turned on. The reserved
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// parameter will be used in the future to hold a structure with functions
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// that the tools may call to bypass the sandbox.
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void __sanitizer_sandbox_on_notify(void *reserved);
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// This function is called by the tool when it has just finished reporting
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// an error. 'error_summary' is a one-line string that summarizes
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// the error message. This function can be overridden by the client.
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void __sanitizer_report_error_summary(const char *error_summary);
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// Some of the sanitizers (e.g. asan/tsan) may miss bugs that happen
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// in unaligned loads/stores. In order to find such bugs reliably one needs
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// to replace plain unaligned loads/stores with these calls.
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uint16_t __sanitizer_unaligned_load16(const void *p);
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uint32_t __sanitizer_unaligned_load32(const void *p);
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uint64_t __sanitizer_unaligned_load64(const void *p);
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void __sanitizer_unaligned_store16(void *p, uint16_t x);
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void __sanitizer_unaligned_store32(void *p, uint32_t x);
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void __sanitizer_unaligned_store64(void *p, uint64_t x);
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// Record and dump coverage info.
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void __sanitizer_cov_dump();
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// Annotate the current state of a contiguous container, such as
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// std::vector, std::string or similar.
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// A contiguous container is a container that keeps all of its elements
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// in a contiguous region of memory. The container owns the region of memory
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// [beg, end); the memory [beg, mid) is used to store the current elements
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// and the memory [mid, end) is reserved for future elements;
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// end <= mid <= end. For example, in "std::vector<> v"
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// beg = &v[0];
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// end = beg + v.capacity() * sizeof(v[0]);
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// mid = beg + v.size() * sizeof(v[0]);
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//
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// This annotation tells the Sanitizer tool about the current state of the
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// container so that the tool can report errors when memory from [mid, end)
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// is accessed. Insert this annotation into methods like push_back/pop_back.
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// Supply the old and the new values of mid (old_mid/new_mid).
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// In the initial state mid == end and so should be the final
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// state when the container is destroyed or when it reallocates the storage.
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//
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// Use with caution and don't use for anything other than vector-like classes.
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//
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// For AddressSanitizer, 'beg' should be 8-aligned.
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void __sanitizer_annotate_contiguous_container(void *beg, void *end,
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void *old_mid, void *new_mid);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // SANITIZER_COMMON_INTERFACE_DEFS_H
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