| //===- FileHeaderReader.h - XRay Trace File Header Reading Function -------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file declares functions that can load an XRay log header from various |
| // sources. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_LIB_XRAY_FILEHEADERREADER_H_ |
| #define LLVM_LIB_XRAY_FILEHEADERREADER_H_ |
| |
| #include "llvm/Support/DataExtractor.h" |
| #include "llvm/Support/Error.h" |
| #include "llvm/XRay/XRayRecord.h" |
| #include <cstdint> |
| |
| namespace llvm { |
| namespace xray { |
| |
| /// Convenience function for loading the file header given a data extractor at a |
| /// specified offset. |
| Expected<XRayFileHeader> readBinaryFormatHeader(DataExtractor &HeaderExtractor, |
| uint32_t &OffsetPtr); |
| |
| } // namespace xray |
| } // namespace llvm |
| |
| #endif // LLVM_LIB_XRAY_FILEHEADERREADER_H_ |
