1 /* This file is part of the Zebra server. 2 Copyright (C) 2004-2013 Index Data 3 4 Zebra is free software; you can redistribute it and/or modify it under 5 the terms of the GNU General Public License as published by the Free 6 Software Foundation; either version 2, or (at your option) any later 7 version. 8 9 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program; if not, write to the Free Software 16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 18 */ 19 20 #ifndef ISAMC_H 21 #define ISAMC_H 22 23 #include <idzebra/isam-codec.h> 24 #include <idzebra/bfile.h> 25 26 YAZ_BEGIN_CDECL 27 28 typedef zint ISAM_P; 29 30 typedef struct ISAMC_s *ISAMC; 31 typedef struct ISAMC_PP_s *ISAMC_PP; 32 33 typedef struct ISAMC_filecat_s { 34 int bsize; /* block size */ 35 int ifill; /* initial fill */ 36 int mfill; /* minimum fill */ 37 int mblocks; /* maximum blocks */ 38 } *ISAMC_filecat; 39 40 typedef struct ISAMC_M_s { 41 ISAMC_filecat filecat; 42 43 int (*compare_item)(const void *a, const void *b); 44 void (*log_item)(int logmask, const void *p, const char *txt); 45 46 ISAM_CODEC codec; 47 48 int max_blocks_mem; 49 int debug; 50 } ISAMC_M; 51 52 typedef struct ISAMC_I_s { 53 int (*read_item)(void *clientData, char **dst, int *insertMode); 54 void *clientData; 55 } ISAMC_I; 56 57 YAZ_EXPORT 58 void isamc_getmethod(ISAMC_M *m); 59 60 YAZ_EXPORT 61 ISAMC isamc_open(BFiles bfs, const char *name, int writeflag, 62 ISAMC_M *method); 63 YAZ_EXPORT 64 int isamc_close(ISAMC is); 65 66 YAZ_EXPORT 67 void isamc_merge(ISAMC is, ISAM_P *pos, ISAMC_I *data); 68 69 YAZ_EXPORT 70 ISAMC_PP isamc_pp_open(ISAMC is, ISAM_P pos); 71 72 YAZ_EXPORT 73 void isamc_pp_close(ISAMC_PP pp); 74 75 YAZ_EXPORT 76 int isamc_read_item(ISAMC_PP pp, char **dst); 77 78 YAZ_EXPORT 79 int isamc_pp_read(ISAMC_PP pp, void *buf); 80 81 YAZ_EXPORT 82 zint isamc_pp_num(ISAMC_PP pp); 83 84 YAZ_EXPORT 85 zint isamc_block_used(ISAMC is, int type); 86 87 YAZ_EXPORT 88 int isamc_block_size(ISAMC is, int type); 89 90 #define isamc_type(x) ((x) & 7) 91 #define isamc_block(x) ((x) >> 3) 92 93 YAZ_END_CDECL 94 95 #endif 96 /* 97 * Local variables: 98 * c-basic-offset: 4 99 * c-file-style: "Stroustrup" 100 * indent-tabs-mode: nil 101 * End: 102 * vim: shiftwidth=4 tabstop=8 expandtab 103 */ 104 105