1 /** @file chert_check.h 2 * @brief Btree checking 3 */ 4 /* Copyright 1999,2000,2001 BrightStation PLC 5 * Copyright 2002 Ananova Ltd 6 * Copyright 2002,2004,2005,2006,2008,2011,2012,2013,2014 Olly Betts 7 * Copyright 2008 Lemur Consulting Ltd 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of the 12 * License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 22 * USA 23 */ 24 25 #ifndef OM_HGUARD_CHERT_CHECK_H 26 #define OM_HGUARD_CHERT_CHECK_H 27 28 #include "chert_table.h" 29 #include "noreturn.h" 30 31 #include <iosfwd> 32 #include <string> 33 34 class ChertTableCheck : public ChertTable { 35 public: 36 static void check(const char * tablename, const std::string & path, 37 chert_revision_number_t * rev_ptr, 38 int opts, std::ostream *out); 39 private: ChertTableCheck(const char * tablename_,const std::string & path_,bool readonly,std::ostream * out_)40 ChertTableCheck(const char * tablename_, const std::string &path_, 41 bool readonly, std::ostream *out_) 42 : ChertTable(tablename_, path_, readonly), out(out_), 43 check_item_count(0), check_sequential(true), 44 last_sequential_block(0) { } 45 46 void block_check(Cursor * C_, int j, int opts); 47 int block_usage(const uint8_t * p) const; 48 void report_block(int m, int n, const uint8_t * p) const; 49 void report_block_full(int m, int n, const uint8_t * p) const; 50 void report_cursor(int N, const Cursor *C_) const; 51 52 XAPIAN_NORETURN(void failure(const char * msg) const); 53 void print_key(const uint8_t * p, int c, int j) const; 54 void print_tag(const uint8_t * p, int c, int j) const; 55 void print_spaces(int n) const; 56 void print_bytes(int n, const uint8_t * p) const; 57 58 std::ostream *out; 59 60 chert_tablesize_t check_item_count; 61 62 bool check_sequential; 63 64 uint4 last_sequential_block; 65 }; 66 67 #endif /* OM_HGUARD_CHERT_CHECK_H */ 68