X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=include%2Fsortidx.h;h=5800382623e4cc0002dbd1ecc80fe4f6bdcbfb41;hp=917bbe1dd7d9d50c3529f7e3008fc674d6b4b861;hb=40869f1460c8b3804904ec207b18c5607f82de6e;hpb=5a8a42bede922e70156e7b289db071592c71529b diff --git a/include/sortidx.h b/include/sortidx.h index 917bbe1..5800382 100644 --- a/include/sortidx.h +++ b/include/sortidx.h @@ -1,8 +1,5 @@ -/* $Id: sortidx.h,v 1.13 2007-01-15 20:08:24 adam Exp $ - Copyright (C) 1995-2007 - Index Data ApS - -This file is part of the Zebra server. +/* This file is part of the Zebra server. + Copyright (C) 1995-2008 Index Data Zebra is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free @@ -26,23 +23,83 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #include #include #include +#include YAZ_BEGIN_CDECL #define SORT_IDX_ENTRYSIZE 64 +/** \var zebra_sort_index_t + \brief sort index handle +*/ typedef struct zebra_sort_index *zebra_sort_index_t; #define ZEBRA_SORT_TYPE_FLAT 1 #define ZEBRA_SORT_TYPE_ISAMB 2 +#define ZEBRA_SORT_TYPE_MULTI 3 + +struct zebra_sort_ent { + int num; + WRBUF wrbuf; +}; +/** \brief creates sort handle + \param bfs block files handle + \param write_flag (0=read-only, 1=write and read) + \param sort_type one of ZEBRA_SORT_TYPE_.. + \return sort index handle +*/ zebra_sort_index_t zebra_sort_open(BFiles bfs, int write_flag, int sort_type); + +/** \brief frees sort handle +*/ void zebra_sort_close(zebra_sort_index_t si); + +/** \brief sets type for sort usage + \param si sort index handle + \param type opaque type .. A sort file for each type is created +*/ int zebra_sort_type(zebra_sort_index_t si, int type); + +/** \brief sets sort system number for read / add / delete + \param si sort index handle + \param sysno system number +*/ void zebra_sort_sysno(zebra_sort_index_t si, zint sysno); + +/** \brief adds content to sort file + \param si sort index handle + \param buf buffer content + \param len length + + zebra_sort_type and zebra_sort_sysno must be called prior to this +*/ void zebra_sort_add(zebra_sort_index_t si, const char *buf, int len); + + +/** \brief adds multi-map content to sort file + \param si sort index handle + \param ent multi-map value + + zebra_sort_type and zebra_sort_sysno must be called prior to this +*/ +void zebra_sort_add_ent(zebra_sort_index_t si, struct zebra_sort_ent *ent); + + +/** \brief delete sort entry + \param si sort index handle + + zebra_sort_type and zebra_sort_sysno must be called prior to this +*/ void zebra_sort_delete(zebra_sort_index_t si); -void zebra_sort_read(zebra_sort_index_t si, char *buf); + +/** \brief reads sort entry + \param si sort index handle + \param buf resulting buffer + \retval 0 could not be read + \retval 1 could be read (found) +*/ +int zebra_sort_read(zebra_sort_index_t si, WRBUF w); YAZ_END_CDECL