llvm-project/compiler-rt/include/sanitizer/coverage_interface.h

43 lines
1.4 KiB
C++

//===-- sanitizer/coverage_interface.h --------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Public interface for sanitizer coverage.
//===----------------------------------------------------------------------===//
#ifndef SANITIZER_COVERAG_INTERFACE_H
#define SANITIZER_COVERAG_INTERFACE_H
#include <sanitizer/common_interface_defs.h>
#ifdef __cplusplus
extern "C" {
#endif
// Initialize coverage.
void __sanitizer_cov_init();
// Record and dump coverage info.
void __sanitizer_cov_dump();
// Dump collected coverage info. Sorts pcs by module into individual
// .sancov files.
void __sanitizer_dump_coverage(const uintptr_t *pcs, uintptr_t len);
// Open <name>.sancov.packed in the coverage directory and return the file
// descriptor. Returns -1 on failure, or if coverage dumping is disabled.
// This is intended for use by sandboxing code.
intptr_t __sanitizer_maybe_open_cov_file(const char *name);
// Get the number of unique covered blocks (or edges).
// This can be useful for coverage-directed in-process fuzzers.
uintptr_t __sanitizer_get_total_unique_coverage();
#ifdef __cplusplus
} // extern "C"
#endif
#endif // SANITIZER_COVERAG_INTERFACE_H