1 /* $Id: rsisams.c,v 1.23 2005-05-24 11:35:43 adam Exp $
2 Copyright (C) 1995-2005
5 This file is part of the Zebra server.
7 Zebra is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with Zebra; see the file LICENSE.zebra. If not, write to the
19 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
25 #include <idzebra/util.h>
28 static RSFD r_open (RSET ct, int flag);
29 static void r_close (RSFD rfd);
30 static void r_delete (RSET ct);
31 static int r_read (RSFD rfd, void *buf, TERMID *term);
32 static int r_write (RSFD rfd, const void *buf);
33 static void r_pos (RSFD rfd, double *current, double *total);
35 static const struct rset_control control =
58 RSET rsisams_create(NMEM nmem, struct rset_key_control *kcontrol,
60 ISAMS is, ISAM_P pos, TERMID term)
62 RSET rnew = rset_create_base(&control, nmem, kcontrol, scope, term, 0, 0);
63 struct rset_private *info;
64 info = (struct rset_private *) nmem_malloc(rnew->nmem,sizeof(*info));
71 static void r_delete (RSET ct)
73 yaz_log (YLOG_DEBUG, "rsisams_delete");
76 RSFD r_open (RSET ct, int flag)
78 struct rset_private *info = (struct rset_private *) ct->priv;
80 struct rfd_private *ptinfo;
82 yaz_log (YLOG_DEBUG, "risams_open");
83 if (flag & RSETF_WRITE)
85 yaz_log (YLOG_FATAL, "ISAMS set type is read-only");
88 rfd=rfd_create_base(ct);
90 ptinfo=(struct rfd_private *)(rfd->priv);
92 ptinfo = (struct rfd_private *) nmem_malloc(ct->nmem,sizeof(*ptinfo));
93 ptinfo->pt = isams_pp_open (info->is, info->pos);
99 static void r_close (RSFD rfd)
101 struct rfd_private *ptinfo = (struct rfd_private *)(rfd->priv);
103 isams_pp_close (ptinfo->pt);
107 static int r_read (RSFD rfd, void *buf, TERMID *term)
109 struct rfd_private *ptinfo = (struct rfd_private *)(rfd->priv);
111 rc=isams_pp_read(ptinfo->pt, buf);
113 *term=rfd->rset->term;
117 static int r_write (RSFD rfd, const void *buf)
119 yaz_log (YLOG_FATAL, "ISAMS set type is read-only");
123 static void r_pos (RSFD rfd, double *current, double *total)
125 *current=-1; /* sorry, not implemented yet */