1 /* 2 * Copyright 2003-2006, Haiku, Inc. All Rights Reserved. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * Ingo Weinhold, bonefish@cs.tu-berlin.de 7 */ 8 9 /*! 10 \file PartitionMapParser.h 11 \brief Implementation of disk parser for "intel" style partitions. 12 13 Parser reads primary and logical partitions from the disk (according to 14 Master Boot and Extended Boot Records) and fills \c PartitionMap structure 15 with partition representation. 16 */ 17 #ifndef PARTITION_MAP_PARSER_H 18 #define PARTITION_MAP_PARSER_H 19 20 21 #include <SupportDefs.h> 22 23 24 class Partition; 25 class PartitionMap; 26 class PrimaryPartition; 27 struct partition_table_sector; 28 29 class PartitionMapParser { 30 public: 31 PartitionMapParser(int deviceFD, off_t sessionOffset, 32 off_t sessionSize); 33 ~PartitionMapParser(); 34 35 status_t Parse(const uint8 *block, PartitionMap *map); 36 37 int32 CountPartitions() const; 38 const Partition *PartitionAt(int32 index) const; 39 40 private: 41 status_t _ParsePrimary(const partition_table_sector *pts); 42 status_t _ParseExtended(PrimaryPartition *primary, off_t offset); 43 status_t _ReadPTS(off_t offset, partition_table_sector *pts = NULL); 44 45 private: 46 int fDeviceFD; 47 off_t fSessionOffset; 48 off_t fSessionSize; 49 partition_table_sector *fPTS; // while parsing 50 PartitionMap *fMap; 51 }; 52 53 #endif // PARTITION_MAP_PARSER_H 54