| //===-- xray_utils.h --------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of XRay, a dynamic runtime instrumentation system. |
| // |
| // Some shared utilities for the XRay runtime implementation. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef XRAY_UTILS_H |
| #define XRAY_UTILS_H |
| |
| #include <sys/types.h> |
| #include <utility> |
| |
| namespace __xray { |
| |
| // Default implementation of the reporting interface for sanitizer errors. |
| void printToStdErr(const char *Buffer); |
| |
| // EINTR-safe write routine, provided a file descriptor and a character range. |
| void retryingWriteAll(int Fd, char *Begin, char *End); |
| |
| // Reads a long long value from a provided file. |
| bool readValueFromFile(const char *Filename, long long *Value); |
| |
| // EINTR-safe read routine, providing a file descriptor and a character range. |
| std::pair<ssize_t, bool> retryingReadSome(int Fd, char *Begin, char *End); |
| |
| // EINTR-safe open routine, uses flag-provided values for initialising a log |
| // file. |
| int getLogFD(); |
| |
| } // namespace __xray |
| |
| #endif // XRAY_UTILS_H |