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Diffstat (limited to 'contrib/bind/bin/named/db_dict.c')
-rw-r--r--contrib/bind/bin/named/db_dict.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/contrib/bind/bin/named/db_dict.c b/contrib/bind/bin/named/db_dict.c
deleted file mode 100644
index a0b8921..0000000
--- a/contrib/bind/bin/named/db_dict.c
+++ /dev/null
@@ -1,111 +0,0 @@
-#if !defined(lint) && !defined(SABER)
-static char rcsid[] = "$Id: db_dict.c,v 8.1 1997/09/26 17:55:40 halley Exp $";
-#endif /* not lint */
-
-/*
- * Portions Copyright (c) 1997 by Internet Software Consortium.
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
- * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
- * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
- * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- */
-
-#include "port_before.h"
-
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <sys/param.h>
-#include <sys/stat.h>
-
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <arpa/nameser.h>
-
-#include <assert.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-
-#include <isc/eventlib.h>
-#include <isc/logging.h>
-#include <isc/memcluster.h>
-
-#include "port_after.h"
-
-#include "named.h"
-
-#define DICT_BLOCKBITS 8
-#define DICT_BLOCKSHIFT 16
-#define DICT_BLOCKMAX (1 << DICT_BLOCKBITS)
-#define DICT_OFFSETBITS 16
-#define DICT_OFFSETSHIFT 0
-#define DICT_OFFSETMAX (1 << DICT_OFFSETBITS)
-
-#define DICT_CONSUMED(Length) ((Length) + 1)
-#define DICT_INDEX(Block,Offset) (((Block) << DICT_BLOCKSHIFT) | \
- ((Offset) << DICT_OFFSETSHIFT))
-
-static int dict_new(const char *, int);
-
-static char * blocks[DICT_BLOCKMAX];
-static int offsets[DICT_BLOCKMAX];
-static int cur_block = 0;
-static int cur_offset = -1;
-
-int
-dict_lookup(const char *text, int length, int flags) {
- int block, offset, ret;
-
- /* XXX this is a proof of concept, some kind of hash is needed. */
- for (block = 0; block <= cur_block; block++) {
- const char *cur = &blocks[block][0];
- const char *end = &blocks[block][offsets[block]];
-
- while (cur < end) {
- int xlength = *cur;
-
- if (xlength == length &&
- memcmp(cur+1, text, length) == 0)
- return (DICT_INDEX(block, offset));
- cur += DICT_CONSUMED(length);
- }
- }
- if ((flags & DICT_INSERT_P) != 0)
- return (dict_new(text, length));
- return (-ENOENT);
-}
-
-static int
-dict_new(const char *text, int length) {
- int ret;
-
- if (length < 0 || length > DICT_MAXLENGTH)
- return (-E2BIG);
- if (cur_offset + DICT_CONSUMED(length) >= DICT_OFFSETMAX) {
- if (cur_block + 1 == DICT_BLOCKMAX)
- return (-ENOSPC);
- cur_block++;
- blocks[cur_block] = memget(DICT_OFFSETMAX);
- if (blocks[cur_block] == NULL)
- return (-ENOMEM);
- cur_offset = 0;
- }
- assert(cur_offset >= 0);
- assert(cur_offset + DICT_CONSUMED(length) < DICT_OFFSETMAX);
- ret = DICT_INDEX(cur_block, cur_offset);
- blocks[cur_block][cur_offset] = length;
- memcpy(&blocks[cur_block][cur_offset+1], text, length);
- cur_offset += DICT_CONSUMED(length);
- offsets[cur_block] = cur_offset;
- return (ret);
-}
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