| 1 | /**************************************************************************
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| 2 | *
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| 3 | * invf.h -- Data structures for inverted files
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| 4 | * Copyright (C) 1994 Neil Sharman
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| 5 | *
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| 6 | * This program is free software; you can redistribute it and/or modify
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| 7 | * it under the terms of the GNU General Public License as published by
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| 8 | * the Free Software Foundation; either version 2 of the License, or
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| 9 | * (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 19 | *
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| 20 | * $Id: invf.h 3745 2003-02-20 21:20:24Z mdewsnip $
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| 21 | *
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| 22 | **************************************************************************/
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| 23 |
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| 24 |
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| 25 |
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| 26 | #ifndef H_INVF
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| 27 | #define H_INVF
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| 28 |
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| 29 | /* NOTE: This does not include the magic number */
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| 30 | struct invf_dict_header
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| 31 | {
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| 32 | unsigned long lookback;
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| 33 | unsigned long dict_size;
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| 34 | unsigned long total_bytes;
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| 35 | unsigned long index_string_bytes;
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| 36 | double input_bytes; /* [RJM 07/97: 4G limit] */
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| 37 | unsigned long num_of_docs;
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| 38 | unsigned long static_num_of_docs;
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| 39 | unsigned long num_of_words;
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| 40 | unsigned long stemmer_num;
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| 41 | unsigned long stem_method;
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| 42 | };
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| 43 |
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| 44 | struct stem_dict_header
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| 45 | {
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| 46 | unsigned long lookback;
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| 47 | unsigned long block_size;
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| 48 | unsigned long num_blocks;
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| 49 | unsigned long blocks_start;
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| 50 | unsigned long index_chars;
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| 51 | unsigned long num_of_docs;
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| 52 | unsigned long static_num_of_docs;
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| 53 | unsigned long num_of_words;
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| 54 | unsigned long stemmer_num;
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| 55 | unsigned long stem_method;
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| 56 | unsigned long indexed; /* [RPAP - Jan 97: Stem Index Change] */
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| 57 | };
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| 58 |
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| 59 | struct invf_file_header
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| 60 | {
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| 61 | unsigned long no_of_words;
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| 62 | unsigned long no_of_ptrs;
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| 63 | unsigned long skip_mode;
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| 64 | unsigned long params[16];
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| 65 | unsigned long InvfLevel;
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| 66 | };
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| 67 |
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| 68 | /* [RPAP - Jan 97: Stem Index Change] */
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| 69 | struct stem_idx_header
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| 70 | {
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| 71 | unsigned long lookback;
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| 72 | unsigned long block_size;
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| 73 | unsigned long num_blocks;
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| 74 | unsigned long blocks_start;
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| 75 | unsigned long index_chars;
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| 76 | unsigned long num_of_words;
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| 77 | };
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| 78 |
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| 79 | #endif
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