1 // Copyright 2015 The Chromium OS Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef _BSDIFF_EXTENTS_H_ 6 #define _BSDIFF_EXTENTS_H_ 7 8 #include <vector> 9 10 #include "bsdiff/extents_file.h" 11 12 namespace bsdiff { 13 14 // Parses a string representation |ex_str| and populates the vector |extents| 15 // of ex_t. The string is expected to be a comma-separated list of pairs of the 16 // form "offset:length". An offset may be -1 or a non-negative integer; the 17 // former indicates a sparse extent (consisting of zeros). A length is a 18 // positive integer. Returns whether the parsing was successful. 19 bool ParseExtentStr(const char* ex_str, std::vector<ex_t>* extents); 20 21 } // namespace bsdiff 22 23 #endif // _BSDIFF_EXTENTS_H_ 24