1 /* $Id: rsisamc.c,v 1.30 2004-11-04 13:54:08 heikki Exp $
2 Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
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
32 static RSFD r_open (RSET ct, int flag);
33 static void r_close (RSFD rfd);
34 static void r_delete (RSET ct);
35 static int r_read (RSFD rfd, void *buf, TERMID *term);
36 static int r_write (RSFD rfd, const void *buf);
37 static void r_pos (RSFD rfd, double *current, double *total);
39 static const struct rset_control control =
52 const struct rset_control *rset_kind_isamc = &control;
59 struct rset_isamc_info {
64 static int log_level=0;
65 static int log_level_initialized=0;
67 RSET rsisamc_create( NMEM nmem, const struct key_control *kcontrol, int scope,
68 ISAMC is, ISAMC_P pos, TERMID term)
70 RSET rnew=rset_create_base(&control, nmem, kcontrol, scope,term);
71 struct rset_isamc_info *info;
72 if (!log_level_initialized)
74 log_level=yaz_log_module_level("rsisamc");
75 log_level_initialized=1;
77 info = (struct rset_isamc_info *) nmem_malloc(rnew->nmem,sizeof(*info));
81 logf(log_level, "create: term=%p", term);
85 static void r_delete (RSET ct)
87 logf (log_level, "rsisamc_delete");
91 RSFD r_open (RSET ct, int flag)
94 struct rset_pp_info *ptinfo;
96 logf (log_level, "risamc_open");
97 if (flag & RSETF_WRITE)
99 logf (LOG_FATAL, "ISAMC set type is read-only");
102 rfd = rfd_create_base(ct);
104 ptinfo=(struct rset_pp_info *)rfd->priv;
106 ptinfo = (struct rset_pp_info *) nmem_malloc (ct->nmem,sizeof(*ptinfo));
108 ptinfo->buf = nmem_malloc (ct->nmem,ct->keycontrol->key_size);
113 static void r_close (RSFD rfd)
115 struct rset_pp_info *p=(struct rset_pp_info *)(rfd->priv);
117 isc_pp_close (p->pt);
118 rfd_delete_base(rfd);
122 static int r_read (RSFD rfd, void *buf, TERMID *term)
124 struct rset_pp_info *p=(struct rset_pp_info *)(rfd->priv);
126 r = isc_pp_read(p->pt, buf);
128 *term=rfd->rset->term;
129 logf(log_level,"read returning term %p", *term);
133 static int r_write (RSFD rfd, const void *buf)
135 logf (LOG_FATAL, "ISAMC set type is read-only");
139 static void r_pos (RSFD rfd, double *current, double *total)
141 *current=-1; /* sorry, not implemented yet */