Added framework for the pos calls. rsisamb and rsnull have a real one,

[idzebra-moved-to-github.git] / rset / rsisamb.c

diff --git a/rset/rsisamb.c b/rset/rsisamb.c
index 34adc2d..bac75e9 100644 (file)
--- a/rset/rsisamb.c
+++ b/rset/rsisamb.c
@@ -1,5 +1,5 @@
-/* $Id: rsisamb.c,v 1.5 2004-01-30 11:43:41 heikki Exp $
-   Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
+/* $Id: rsisamb.c,v 1.10 2004-08-03 14:54:41 heikki Exp $
+   Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002,2003,2004
    Index Data Aps
 
 This file is part of the Zebra server.
@@ -20,21 +20,26 @@ Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 02111-1307, USA.
 */
 
-
-
-
 #include <stdio.h>
 #include <assert.h>
 #include <zebrautl.h>
 #include <rsisamb.h>
 #include <string.h>
+#include <../index/index.h> /* for log_keydump. Debugging only */
+
+#ifndef RSET_DEBUG
+#define RSET_DEBUG 0
+#endif
 
 static void *r_create(RSET ct, const struct rset_control *sel, void *parms);
 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_count (RSET ct);
+static int r_forward(RSET ct, RSFD rfd, void *buf, int *term_index,
+                     int (*cmpfunc)(const void *p1, const void *p2),
+                     const void *untilbuf);
+static void r_pos (RSFD rfd, int *current, int *total);
 static int r_read (RSFD rfd, void *buf, int *term_index);
 static int r_write (RSFD rfd, const void *buf);
 
@@ -46,8 +51,8 @@ static const struct rset_control control =
     r_close,
     r_delete,
     r_rewind,
-    rset_default_forward,
-    r_count,
+    r_forward, /* rset_default_forward, */
+    r_pos,
     r_read,
     r_write,
 };
@@ -147,9 +152,31 @@ static void r_rewind (RSFD rfd)
     abort ();
 }
 
-static int r_count (RSET ct)
+static int r_forward(RSET ct, RSFD rfd, void *buf, int *term_index,
+                     int (*cmpfunc)(const void *p1, const void *p2),
+                     const void *untilbuf)
 {
-    return 0;
+    int i; 
+    struct rset_pp_info *pinfo = (struct rset_pp_info *) rfd;
+#if RSET_DEBUG
+    logf (LOG_DEBUG, "rset_rsisamb_forward starting '%s' (ct=%p rfd=%p)",
+                      ct->control->desc, ct,rfd);
+    key_logdump(LOG_DEBUG, untilbuf);
+    key_logdump(LOG_DEBUG, buf);
+#endif
+
+    i=isamb_pp_forward(pinfo->pt, buf, untilbuf);
+#if RSET_DEBUG
+    logf (LOG_DEBUG, "rset_rsisamb_forward returning %d",i);
+#endif
+    return i;
+}
+
+static void r_pos (RSFD rfd, int *current, int *total)
+{
+    struct rset_pp_info *pinfo = (struct rset_pp_info *) rfd;
+    assert(rfd);
+    isamb_pp_pos(pinfo->pt, current, total);
 }
 
 static int r_read (RSFD rfd, void *buf, int *term_index)