-/* $Id: rsisams.c,v 1.12 2004-09-01 15:01:32 heikki Exp $
- Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
- Index Data Aps
+/* $Id: rsisams.c,v 1.28 2007-01-15 15:10:19 adam Exp $
+ Copyright (C) 1995-2007
+ Index Data ApS
This file is part of the Zebra server.
for more details.
You should have received a copy of the GNU General Public License
-along with Zebra; see the file LICENSE.zebra. If not, write to the
-Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
-*/
-
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
#include <stdio.h>
#include <assert.h>
-#include <zebrautl.h>
+#include <idzebra/util.h>
#include <rset.h>
static RSFD r_open (RSET ct, int flag);
static void r_close (RSFD rfd);
static void r_delete (RSET ct);
-static void r_rewind (RSFD rfd);
-static int r_read (RSFD rfd, void *buf);
+static int r_read (RSFD rfd, void *buf, TERMID *term);
static int r_write (RSFD rfd, const void *buf);
static void r_pos (RSFD rfd, double *current, double *total);
{
"isams",
r_delete,
+ rset_get_one_term,
r_open,
r_close,
- r_rewind,
- rset_default_forward,
+ 0, /* no forward */
r_pos,
r_read,
r_write,
};
-const struct rset_control *rset_kind_isams = &control;
-
-struct rset_pp_info {
+struct rfd_private {
ISAMS_PP pt;
};
-struct rset_isams_info {
+struct rset_private {
ISAMS is;
- ISAMS_P pos;
+ ISAM_P pos;
};
-RSET rsisams_create( NMEM nmem, const struct key_control *kcontrol,
- ISAMS is, ISAMS_P pos)
+RSET rsisams_create(NMEM nmem, struct rset_key_control *kcontrol,
+ int scope,
+ ISAMS is, ISAM_P pos, TERMID term)
{
- RSET rnew=rset_create_base(&control, nmem, kcontrol);
- struct rset_isams_info *info;
- info = (struct rset_isams_info *) nmem_malloc(rnew->nmem,sizeof(*info));
- rnew->priv=info;
- info->is=is;
- info->pos=pos;
+ RSET rnew = rset_create_base(&control, nmem, kcontrol, scope, term, 0, 0);
+ struct rset_private *info;
+ info = (struct rset_private *) nmem_malloc(rnew->nmem, sizeof(*info));
+ rnew->priv = info;
+ info->is = is;
+ info->pos = pos;
return rnew;
}
static void r_delete (RSET ct)
{
- logf (LOG_DEBUG, "rsisams_delete");
- rset_delete(ct);
+ yaz_log (YLOG_DEBUG, "rsisams_delete");
}
-
RSFD r_open (RSET ct, int flag)
{
- struct rset_isams_info *info = (struct rset_isams_info *) ct->priv;
+ struct rset_private *info = (struct rset_private *) ct->priv;
RSFD rfd;
- struct rset_pp_info *ptinfo;
+ struct rfd_private *ptinfo;
- logf (LOG_DEBUG, "risams_open");
+ yaz_log (YLOG_DEBUG, "risams_open");
if (flag & RSETF_WRITE)
{
- logf (LOG_FATAL, "ISAMS set type is read-only");
+ yaz_log (YLOG_FATAL, "ISAMS set type is read-only");
return NULL;
}
- rfd=rfd_create_base(ct);
+ rfd = rfd_create_base(ct);
if (rfd->priv)
- ptinfo=(struct rset_pp_info *)(rfd->priv);
+ ptinfo = (struct rfd_private *)(rfd->priv);
else {
- ptinfo = (struct rset_pp_info *) nmem_malloc(ct->nmem,sizeof(*ptinfo));
- ptinfo->pt = isams_pp_open (info->is, info->pos);
- rfd->priv=ptinfo;
+ ptinfo = (struct rfd_private *) nmem_malloc(ct->nmem,sizeof(*ptinfo));
+ rfd->priv = ptinfo;
}
+ ptinfo->pt = isams_pp_open (info->is, info->pos);
return rfd;
}
static void r_close (RSFD rfd)
{
- struct rset_pp_info *ptinfo=(struct rset_pp_info *)(rfd->priv);
+ struct rfd_private *ptinfo = (struct rfd_private *)(rfd->priv);
isams_pp_close (ptinfo->pt);
- rfd_delete_base(rfd);
-}
-
-static void r_rewind (RSFD rfd)
-{
- logf (LOG_DEBUG, "rsisams_rewind");
- abort ();
}
-static int r_read (RSFD rfd, void *buf)
+static int r_read (RSFD rfd, void *buf, TERMID *term)
{
- struct rset_pp_info *ptinfo=(struct rset_pp_info *)(rfd->priv);
- return isams_pp_read(ptinfo->pt, buf);
+ struct rfd_private *ptinfo = (struct rfd_private *)(rfd->priv);
+ int rc = isams_pp_read(ptinfo->pt, buf);
+ if (rc && term)
+ *term = rfd->rset->term;
+ return rc;
}
static int r_write (RSFD rfd, const void *buf)
{
- logf (LOG_FATAL, "ISAMS set type is read-only");
+ yaz_log (YLOG_FATAL, "ISAMS set type is read-only");
return -1;
}
*current=-1; /* sorry, not implemented yet */
*total=-1;
}
+
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+