X-Git-Url: http://git.indexdata.com/?p=idzebra-moved-to-github.git;a=blobdiff_plain;f=include%2Fsortidx.h;h=d660d19b4102c23d4bb2948d1e0c4d7a597862ba;hp=6ee16c489f17cb4bdb8f0221ce985a9b0e1b7586;hb=5d536c8cf5400b1e4da91061cf736a9ab53e5bd1;hpb=b3af54f7bf58db2a5d85b6a54b720bf6c5359c1f diff --git a/include/sortidx.h b/include/sortidx.h index 6ee16c4..d660d19 100644 --- a/include/sortidx.h +++ b/include/sortidx.h @@ -1,8 +1,5 @@ -/* $Id: sortidx.h,v 1.11 2006-11-21 22:17:49 adam Exp $ - Copyright (C) 1995-2006 - Index Data ApS - -This file is part of the Zebra server. +/* This file is part of the Zebra server. + Copyright (C) 1994-2011 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 @@ -26,19 +23,71 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA #include #include #include +#include YAZ_BEGIN_CDECL #define SORT_IDX_ENTRYSIZE 64 -typedef struct sortIdx *SortIdx; +/** \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 + +/** \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); -SortIdx sortIdx_open(BFiles bfs, int write_flag); -void sortIdx_close(SortIdx si); -int sortIdx_type(SortIdx si, int type); -void sortIdx_sysno(SortIdx si, zint sysno); -void sortIdx_add(SortIdx si, const char *buf, int len); -void sortIdx_read(SortIdx si, char *buf); +/** \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 multi-map content to sort file + \param si sort index handle + \param section_id section of key + \param w one or more 0-terminted strings (thus an array) + + zebra_sort_type and zebra_sort_sysno must be called prior to this +*/ +void zebra_sort_add(zebra_sort_index_t si, zint section_id, WRBUF w); + + +/** \brief delete sort entry + \param si sort index handle + \param section_id section of sort key to be deleted + + zebra_sort_type and zebra_sort_sysno must be called prior to this +*/ +void zebra_sort_delete(zebra_sort_index_t si, zint section_id); + +/** \brief reads sort entry + \param si sort index handle + \param section_id output section ID (may be NULL and it will not be set) + \param w resulting buffer + \retval 0 could not be read + \retval 1 could be read (found) +*/ +int zebra_sort_read(zebra_sort_index_t si, zint *section_id, WRBUF w); YAZ_END_CDECL @@ -46,6 +95,7 @@ YAZ_END_CDECL /* * Local variables: * c-basic-offset: 4 + * c-file-style: "Stroustrup" * indent-tabs-mode: nil * End: * vim: shiftwidth=4 tabstop=8 expandtab