47 lines
1.7 KiB
C++
47 lines
1.7 KiB
C++
//===-- sanitizer/coverage_interface.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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// Public interface for sanitizer coverage.
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_COVERAG_INTERFACE_H
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#define SANITIZER_COVERAG_INTERFACE_H
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#include <sanitizer/common_interface_defs.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Initialize coverage.
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void __sanitizer_cov_init();
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// Record and dump coverage info.
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void __sanitizer_cov_dump();
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// Open <name>.sancov.packed in the coverage directory and return the file
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// descriptor. Returns -1 on failure, or if coverage dumping is disabled.
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// This is intended for use by sandboxing code.
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intptr_t __sanitizer_maybe_open_cov_file(const char *name);
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// Get the number of total unique covered entities (blocks, edges, calls).
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// This can be useful for coverage-directed in-process fuzzers.
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uintptr_t __sanitizer_get_total_unique_coverage();
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// Reset the basic-block (edge) coverage to the initial state.
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// Useful for in-process fuzzing to start collecting coverage from scratch.
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// Experimental, will likely not work for multi-threaded process.
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void __sanitizer_reset_coverage();
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// Set *data to the array of covered PCs and return the size of that array.
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// Some of the entries in *data will be zero.
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uintptr_t __sanitizer_get_coverage_guards(uintptr_t **data);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // SANITIZER_COVERAG_INTERFACE_H
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