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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 /db/recno/rec_put.c
parent9a6450d578556c11e7c173d2f28362345b8f1258 (diff)
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Update.
	* Makeconfig (all-subdirs): Remove db and db2.
	* db/*: Removed.
	* db2/*: Removed.
Diffstat (limited to 'db/recno/rec_put.c')
-rw-r--r--db/recno/rec_put.c280
1 files changed, 0 insertions, 280 deletions
diff --git a/db/recno/rec_put.c b/db/recno/rec_put.c
deleted file mode 100644
index 5454c40e8d..0000000000
--- a/db/recno/rec_put.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/*-
- * Copyright (c) 1990, 1993, 1994
- *	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.
- */
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)rec_put.c	8.7 (Berkeley) 8/18/94";
-#endif /* LIBC_SCCS and not lint */
-
-#include <sys/types.h>
-
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <db.h>
-#include "recno.h"
-
-/*
- * __REC_PUT -- Add a recno item to the tree.
- *
- * Parameters:
- *	dbp:	pointer to access method
- *	key:	key
- *	data:	data
- *	flag:	R_CURSOR, R_IAFTER, R_IBEFORE, R_NOOVERWRITE
- *
- * Returns:
- *	RET_ERROR, RET_SUCCESS and RET_SPECIAL if the key is
- *	already in the tree and R_NOOVERWRITE specified.
- */
-int
-__rec_put(dbp, key, data, flags)
-	const DB *dbp;
-	DBT *key;
-	const DBT *data;
-	u_int flags;
-{
-	BTREE *t;
-	DBT fdata, tdata;
-	recno_t nrec;
-	int status;
-
-	t = dbp->internal;
-
-	/* Toss any page pinned across calls. */
-	if (t->bt_pinned != NULL) {
-		mpool_put(t->bt_mp, t->bt_pinned, 0);
-		t->bt_pinned = NULL;
-	}
-
-	/*
-	 * If using fixed-length records, and the record is long, return
-	 * EINVAL.  If it's short, pad it out.  Use the record data return
-	 * memory, it's only short-term.
-	 */
-	if (F_ISSET(t, R_FIXLEN) && data->size != t->bt_reclen) {
-		if (data->size > t->bt_reclen)
-			goto einval;
-
-		if (t->bt_rdata.size < t->bt_reclen) {
-			t->bt_rdata.data = t->bt_rdata.data == NULL ?
-			    malloc(t->bt_reclen) :
-			    realloc(t->bt_rdata.data, t->bt_reclen);
-			if (t->bt_rdata.data == NULL)
-				return (RET_ERROR);
-			t->bt_rdata.size = t->bt_reclen;
-		}
-		memmove(t->bt_rdata.data, data->data, data->size);
-		memset((char *)t->bt_rdata.data + data->size,
-		    t->bt_bval, t->bt_reclen - data->size);
-		fdata.data = t->bt_rdata.data;
-		fdata.size = t->bt_reclen;
-	} else {
-		fdata.data = data->data;
-		fdata.size = data->size;
-	}
-
-	switch (flags) {
-	case R_CURSOR:
-		if (!F_ISSET(&t->bt_cursor, CURS_INIT))
-			goto einval;
-		nrec = t->bt_cursor.rcursor;
-		break;
-	case R_SETCURSOR:
-		if ((nrec = *(recno_t *)key->data) == 0)
-			goto einval;
-		break;
-	case R_IAFTER:
-		if ((nrec = *(recno_t *)key->data) == 0) {
-			nrec = 1;
-			flags = R_IBEFORE;
-		}
-		break;
-	case 0:
-	case R_IBEFORE:
-		if ((nrec = *(recno_t *)key->data) == 0)
-			goto einval;
-		break;
-	case R_NOOVERWRITE:
-		if ((nrec = *(recno_t *)key->data) == 0)
-			goto einval;
-		if (nrec <= t->bt_nrecs)
-			return (RET_SPECIAL);
-		break;
-	default:
-einval:		errno = EINVAL;
-		return (RET_ERROR);
-	}
-
-	/*
-	 * Make sure that records up to and including the put record are
-	 * already in the database.  If skipping records, create empty ones.
-	 */
-	if (nrec > t->bt_nrecs) {
-		if (!F_ISSET(t, R_EOF | R_INMEM) &&
-		    t->bt_irec(t, nrec) == RET_ERROR)
-			return (RET_ERROR);
-		if (nrec > t->bt_nrecs + 1) {
-			if (F_ISSET(t, R_FIXLEN)) {
-				if ((tdata.data =
-				    (void *)malloc(t->bt_reclen)) == NULL)
-					return (RET_ERROR);
-				tdata.size = t->bt_reclen;
-				memset(tdata.data, t->bt_bval, tdata.size);
-			} else {
-				tdata.data = NULL;
-				tdata.size = 0;
-			}
-			while (nrec > t->bt_nrecs + 1)
-				if (__rec_iput(t,
-				    t->bt_nrecs, &tdata, 0) != RET_SUCCESS)
-					return (RET_ERROR);
-			if (F_ISSET(t, R_FIXLEN))
-				free(tdata.data);
-		}
-	}
-
-	if ((status = __rec_iput(t, nrec - 1, &fdata, flags)) != RET_SUCCESS)
-		return (status);
-
-	if (flags == R_SETCURSOR)
-		t->bt_cursor.rcursor = nrec;
-
-	F_SET(t, R_MODIFIED);
-	return (__rec_ret(t, NULL, nrec, key, NULL));
-}
-
-/*
- * __REC_IPUT -- Add a recno item to the tree.
- *
- * Parameters:
- *	t:	tree
- *	nrec:	record number
- *	data:	data
- *
- * Returns:
- *	RET_ERROR, RET_SUCCESS
- */
-int
-__rec_iput(t, nrec, data, flags)
-	BTREE *t;
-	recno_t nrec;
-	const DBT *data;
-	u_int flags;
-{
-	DBT tdata;
-	EPG *e;
-	PAGE *h;
-	indx_t index, nxtindex;
-	pgno_t pg;
-	u_int32_t nbytes;
-	int dflags, status;
-	char *dest, db[NOVFLSIZE];
-
-	/*
-	 * If the data won't fit on a page, store it on indirect pages.
-	 *
-	 * XXX
-	 * If the insert fails later on, these pages aren't recovered.
-	 */
-	if (data->size > t->bt_ovflsize) {
-		if (__ovfl_put(t, data, &pg) == RET_ERROR)
-			return (RET_ERROR);
-		tdata.data = db;
-		tdata.size = NOVFLSIZE;
-		*(pgno_t *)db = pg;
-		*(u_int32_t *)(db + sizeof(pgno_t)) = data->size;
-		dflags = P_BIGDATA;
-		data = &tdata;
-	} else
-		dflags = 0;
-
-	/* __rec_search pins the returned page. */
-	if ((e = __rec_search(t, nrec,
-	    nrec > t->bt_nrecs || flags == R_IAFTER || flags == R_IBEFORE ?
-	    SINSERT : SEARCH)) == NULL)
-		return (RET_ERROR);
-
-	h = e->page;
-	index = e->index;
-
-	/*
-	 * Add the specified key/data pair to the tree.  The R_IAFTER and
-	 * R_IBEFORE flags insert the key after/before the specified key.
-	 *
-	 * Pages are split as required.
-	 */
-	switch (flags) {
-	case R_IAFTER:
-		++index;
-		break;
-	case R_IBEFORE:
-		break;
-	default:
-		if (nrec < t->bt_nrecs &&
-		    __rec_dleaf(t, h, index) == RET_ERROR) {
-			mpool_put(t->bt_mp, h, 0);
-			return (RET_ERROR);
-		}
-		break;
-	}
-
-	/*
-	 * If not enough room, split the page.  The split code will insert
-	 * the key and data and unpin the current page.  If inserting into
-	 * the offset array, shift the pointers up.
-	 */
-	nbytes = NRLEAFDBT(data->size);
-	if ((u_int32_t) (h->upper - h->lower) < nbytes + sizeof(indx_t)) {
-		status = __bt_split(t, h, NULL, data, dflags, nbytes, index);
-		if (status == RET_SUCCESS)
-			++t->bt_nrecs;
-		return (status);
-	}
-
-	if (index < (nxtindex = NEXTINDEX(h)))
-		memmove(h->linp + index + 1, h->linp + index,
-		    (nxtindex - index) * sizeof(indx_t));
-	h->lower += sizeof(indx_t);
-
-	h->linp[index] = h->upper -= nbytes;
-	dest = (char *)h + h->upper;
-	WR_RLEAF(dest, data, dflags);
-
-	++t->bt_nrecs;
-	F_SET(t, B_MODIFIED);
-	mpool_put(t->bt_mp, h, MPOOL_DIRTY);
-
-	return (RET_SUCCESS);
-}