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authorUlrich Drepper <drepper@redhat.com>2000-01-02 06:01:06 +0000
committerUlrich Drepper <drepper@redhat.com>2000-01-02 06:01:06 +0000
commit8d6f1731fcd082e4f744ba9cb4bde4be7c08f1b3 (patch)
tree099a250d7366aef2ab028fdb24f0d692cd784b4a /db2/db/db_conv.c
parent9a6450d578556c11e7c173d2f28362345b8f1258 (diff)
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Update.
* Makeconfig (all-subdirs): Remove db and db2. * db/*: Removed. * db2/*: Removed.
Diffstat (limited to 'db2/db/db_conv.c')
-rw-r--r--db2/db/db_conv.c255
1 files changed, 0 insertions, 255 deletions
diff --git a/db2/db/db_conv.c b/db2/db/db_conv.c
deleted file mode 100644
index 8b5cf5f4a7..0000000000
--- a/db2/db/db_conv.c
+++ /dev/null
@@ -1,255 +0,0 @@
-/*-
- * See the file LICENSE for redistribution information.
- *
- * Copyright (c) 1996, 1997, 1998
- * Sleepycat Software. All rights reserved.
- */
-/*
- * Copyright (c) 1990, 1993, 1994, 1995, 1996
- * Keith Bostic. All rights reserved.
- */
-/*
- * Copyright (c) 1990, 1993, 1994, 1995
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include "config.h"
-
-#ifndef lint
-static const char sccsid[] = "@(#)db_conv.c 10.13 (Sleepycat) 4/26/98";
-#endif /* not lint */
-
-#ifndef NO_SYSTEM_INCLUDES
-#include <sys/types.h>
-
-#include <errno.h>
-#include <string.h>
-#endif
-
-#include "db_int.h"
-#include "db_page.h"
-#include "db_swap.h"
-#include "db_am.h"
-
-static int __db_convert __P((db_pgno_t, void *, size_t, int));
-
-/*
- * __db_pgin --
- *
- * PUBLIC: int __db_pgin __P((db_pgno_t, size_t, void *));
- */
-int
-__db_pgin(pg, pagesize, pp)
- db_pgno_t pg;
- size_t pagesize;
- void *pp;
-{
- return (__db_convert(pg, pp, pagesize, 1));
-}
-
-/*
- * __db_pgout --
- *
- * PUBLIC: int __db_pgout __P((db_pgno_t, size_t, void *));
- */
-int
-__db_pgout(pg, pagesize, pp)
- db_pgno_t pg;
- size_t pagesize;
- void *pp;
-{
- return (__db_convert(pg, pp, pagesize, 0));
-}
-
-/*
- * __db_convert --
- * Actually convert a page.
- */
-static int
-__db_convert(pg, pp, pagesize, pgin)
- db_pgno_t pg;
- void *pp;
- size_t pagesize;
- int pgin;
-{
- BINTERNAL *bi;
- BKEYDATA *bk;
- BOVERFLOW *bo;
- PAGE *h;
- RINTERNAL *ri;
- db_indx_t i, len, tmp;
- u_int8_t *p, *end;
-
- COMPQUIET(pg, 0);
-
- h = pp;
- if (pgin) {
- M_32_SWAP(h->lsn.file);
- M_32_SWAP(h->lsn.offset);
- M_32_SWAP(h->pgno);
- M_32_SWAP(h->prev_pgno);
- M_32_SWAP(h->next_pgno);
- M_16_SWAP(h->entries);
- M_16_SWAP(h->hf_offset);
- }
-
- switch (h->type) {
- case P_HASH:
- for (i = 0; i < NUM_ENT(h); i++) {
- if (pgin)
- M_16_SWAP(h->inp[i]);
-
- switch (HPAGE_TYPE(h, i)) {
- case H_KEYDATA:
- break;
- case H_DUPLICATE:
- len = LEN_HKEYDATA(h, pagesize, i);
- p = HKEYDATA_DATA(P_ENTRY(h, i));
- for (end = p + len; p < end;) {
- if (pgin) {
- P_16_SWAP(p);
- memcpy(&tmp,
- p, sizeof(db_indx_t));
- p += sizeof(db_indx_t);
- } else {
- memcpy(&tmp,
- p, sizeof(db_indx_t));
- SWAP16(p);
- }
- p += tmp;
- SWAP16(p);
- }
- break;
- case H_OFFDUP:
- p = HOFFPAGE_PGNO(P_ENTRY(h, i));
- SWAP32(p); /* pgno */
- break;
- case H_OFFPAGE:
- p = HOFFPAGE_PGNO(P_ENTRY(h, i));
- SWAP32(p); /* pgno */
- SWAP32(p); /* tlen */
- break;
- }
-
- }
-
- /*
- * The offsets in the inp array are used to determine
- * the size of entries on a page; therefore they
- * cannot be converted until we've done all the
- * entries.
- */
- if (!pgin)
- for (i = 0; i < NUM_ENT(h); i++)
- M_16_SWAP(h->inp[i]);
- break;
- case P_LBTREE:
- case P_LRECNO:
- case P_DUPLICATE:
- for (i = 0; i < NUM_ENT(h); i++) {
- if (pgin)
- M_16_SWAP(h->inp[i]);
-
- bk = GET_BKEYDATA(h, i);
- switch (B_TYPE(bk->type)) {
- case B_KEYDATA:
- M_16_SWAP(bk->len);
- break;
- case B_DUPLICATE:
- case B_OVERFLOW:
- bo = (BOVERFLOW *)bk;
- M_32_SWAP(bo->pgno);
- M_32_SWAP(bo->tlen);
- break;
- }
-
- if (!pgin)
- M_16_SWAP(h->inp[i]);
- }
- break;
- case P_IBTREE:
- for (i = 0; i < NUM_ENT(h); i++) {
- if (pgin)
- M_16_SWAP(h->inp[i]);
-
- bi = GET_BINTERNAL(h, i);
- M_16_SWAP(bi->len);
- M_32_SWAP(bi->pgno);
- M_32_SWAP(bi->nrecs);
-
- switch (B_TYPE(bi->type)) {
- case B_KEYDATA:
- break;
- case B_DUPLICATE:
- case B_OVERFLOW:
- bo = (BOVERFLOW *)bi->data;
- M_32_SWAP(bo->pgno);
- M_32_SWAP(bo->tlen);
- break;
- }
-
- if (!pgin)
- M_16_SWAP(h->inp[i]);
- }
- break;
- case P_IRECNO:
- for (i = 0; i < NUM_ENT(h); i++) {
- if (pgin)
- M_16_SWAP(h->inp[i]);
-
- ri = GET_RINTERNAL(h, i);
- M_32_SWAP(ri->pgno);
- M_32_SWAP(ri->nrecs);
-
- if (!pgin)
- M_16_SWAP(h->inp[i]);
- }
- break;
- case P_OVERFLOW:
- case P_INVALID:
- /* Nothing to do. */
- break;
- default:
- return (EINVAL);
- }
-
- if (!pgin) {
- /* Swap the header information. */
- M_32_SWAP(h->lsn.file);
- M_32_SWAP(h->lsn.offset);
- M_32_SWAP(h->pgno);
- M_32_SWAP(h->prev_pgno);
- M_32_SWAP(h->next_pgno);
- M_16_SWAP(h->entries);
- M_16_SWAP(h->hf_offset);
- }
- return (0);
-}