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60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
/*
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* sais.h for sais-lite
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* Copyright (c) 2008-2010 Yuta Mori All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef SAIS_H
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#define SAIS_H 1
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <sys/types.h>
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#define sais_index_type off_t
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/* find the suffix array SA of T[0..n-1]
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use a working space (excluding T and SA) of at most 2n+O(lg n) */
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sais_index_type
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sais(const unsigned char *T, sais_index_type *SA, int n);
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/* find the suffix array SA of T[0..n-1] in {0..k-1}^n
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use a working space (excluding T and SA) of at most MAX(4k,2n) */
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sais_index_type
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sais_int(const int *T, sais_index_type *SA, int n, int k);
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/* burrows-wheeler transform */
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sais_index_type
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sais_bwt(const unsigned char *T, unsigned char *U, sais_index_type *A, int n);
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sais_index_type
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sais_int_bwt(const sais_index_type *T, sais_index_type *U, sais_index_type *A, int n, int k);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif /* __cplusplus */
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#endif /* SAIS_H */
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