-/* $Id: reckeys.c,v 1.5 2006-05-22 13:28:00 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) 1995-2008 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
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 <stdlib.h>
+#include <string.h>
#include <assert.h>
#include <ctype.h>
-#include <yaz/nmem.h>
-#include "index.h"
#include "reckeys.h"
+#include <yaz/nmem.h>
+#include <yaz/xmalloc.h>
struct zebra_rec_key_entry {
char *buf;
void *encode_handle;
void *decode_handle;
char owner_of_buffer;
+ zint custom_record_id;
NMEM nmem;
size_t hash_size;
- struct zebra_rec_key_entry **entries;
+ struct zebra_rec_key_entry **entries;
};
{
unsigned h = 0;
size_t i;
+ int j;
+#if 0
+ h = key->mem[key->len-1];
+#else
for (i = 0; i<len; i++)
h = h * 65509 + buf[i];
- for (i = 0; i<key->len; i++)
- h = h * 65509 + key->mem[i];
+ for (j = 0; j<key->len; j++)
+ h = h * 65509 + CAST_ZINT_TO_INT(key->mem[j]);
+#endif
return &p->entries[h % (unsigned) p->hash_size];
}
}
}
-zebra_rec_keys_t zebra_rec_keys_open()
+zebra_rec_keys_t zebra_rec_keys_open(void)
{
zebra_rec_keys_t p = xmalloc(sizeof(*p));
p->buf_used = 0;
p->encode_handle = iscz1_start();
p->decode_handle = iscz1_start();
+ p->custom_record_id = 0;
p->nmem = nmem_create();
- p->hash_size = 1023;
+ p->hash_size = 32767;
p->entries = 0;
init_hash(p);
const char *str, size_t slen,
const struct it_key *key)
{
- struct zebra_rec_key_entry **kep = zebra_rec_keys_mk_hash(keys,
- str, slen, key);
+ struct zebra_rec_key_entry **kep_first
+ = zebra_rec_keys_mk_hash(keys, str, slen, key);
+ struct zebra_rec_key_entry **kep = kep_first;
while (*kep)
{
struct zebra_rec_key_entry *e = *kep;
if (slen == e->len && !memcmp(str, e->buf, slen) &&
!key_compare(key, &e->key))
{
+ *kep = (*kep)->next; /* out of queue */
+ e->next = *kep_first; /* move to front */
+ *kep_first = e;
+
return 0;
}
kep = &(*kep)->next;
assert(keys->owner_of_buffer);
+ if (key->mem[1]) /* record_id custom */
+ {
+ keys->custom_record_id = key->mem[1];
+ }
+#if 1
if (!zebra_rec_keys_add_hash(keys, str, slen, key))
+ {
+#if 0
+ yaz_log(YLOG_LOG, "dup key slen=%d %.*s "
+ "ord=" ZINT_FORMAT " seq=" ZINT_FORMAT,
+ slen, slen, str, key->mem[0], key->mem[key->len-1]);
+#endif
return; /* key already there . Omit it */
+ }
+#endif
if (keys->buf_used+1024 > keys->buf_max)
{
char *b = (char *) xmalloc (keys->buf_max += 128000);
iscz1_reset(keys->encode_handle);
init_hash(keys);
-
}
int zebra_rec_keys_rewind(zebra_rec_keys_t keys)
{
assert(keys);
iscz1_reset(keys->decode_handle);
+
+
keys->fetch_offset = 0;
if (keys->buf_used == 0)
return 0;
}
return 1;
}
+
+zint zebra_rec_keys_get_custom_record_id(zebra_rec_keys_t keys)
+{
+ return keys->custom_record_id;
+}
+
/*
* Local variables:
* c-basic-offset: 4