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|
/*
+----------------------------------------------------------------------+
| PHP Version 7 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2017 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Sascha Schumann <sascha@schumann.cx> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if DBA_NDBM
#include "php_ndbm.h"
#include <fcntl.h>
#ifdef NDBM_INCLUDE_FILE
#include NDBM_INCLUDE_FILE
#endif
#define NDBM_GKEY datum gkey; gkey.dptr = (char *) key; gkey.dsize = keylen
DBA_OPEN_FUNC(ndbm)
{
DBM *dbf;
int gmode = 0;
int filemode = 0644;
dba_info *pinfo = (dba_info *) info;
switch(info->mode) {
case DBA_READER:
gmode = O_RDONLY;
break;
case DBA_WRITER:
gmode = O_RDWR;
break;
case DBA_CREAT:
gmode = O_RDWR | O_CREAT;
break;
case DBA_TRUNC:
gmode = O_RDWR | O_CREAT | O_TRUNC;
break;
default:
return FAILURE; /* not possible */
}
if(info->argc > 0) {
convert_to_long_ex(&info->argv[0]);
filemode = Z_LVAL(info->argv[0]);
}
dbf = dbm_open(info->path, gmode, filemode);
pinfo->dbf = dbf;
return SUCCESS;
}
DBA_CLOSE_FUNC(ndbm)
{
dbm_close(info->dbf);
}
DBA_FETCH_FUNC(ndbm)
{
datum gval;
char *new = NULL;
NDBM_GKEY;
gval = dbm_fetch(info->dbf, gkey);
if(gval.dptr) {
if(newlen) *newlen = gval.dsize;
new = estrndup(gval.dptr, gval.dsize);
}
return new;
}
DBA_UPDATE_FUNC(ndbm)
{
datum gval;
NDBM_GKEY;
gval.dptr = (char *) val;
gval.dsize = vallen;
if(!dbm_store(info->dbf, gkey, gval, mode == 1 ? DBM_INSERT : DBM_REPLACE))
return SUCCESS;
return FAILURE;
}
DBA_EXISTS_FUNC(ndbm)
{
datum gval;
NDBM_GKEY;
gval = dbm_fetch(info->dbf, gkey);
if(gval.dptr) {
return SUCCESS;
}
return FAILURE;
}
DBA_DELETE_FUNC(ndbm)
{
NDBM_GKEY;
return(dbm_delete(info->dbf, gkey) == -1 ? FAILURE : SUCCESS);
}
DBA_FIRSTKEY_FUNC(ndbm)
{
datum gkey;
char *key = NULL;
gkey = dbm_firstkey(info->dbf);
if(gkey.dptr) {
if(newlen) *newlen = gkey.dsize;
key = estrndup(gkey.dptr, gkey.dsize);
}
return key;
}
DBA_NEXTKEY_FUNC(ndbm)
{
datum gkey;
char *nkey = NULL;
gkey = dbm_nextkey(info->dbf);
if(gkey.dptr) {
if(newlen) *newlen = gkey.dsize;
nkey = estrndup(gkey.dptr, gkey.dsize);
}
return nkey;
}
DBA_OPTIMIZE_FUNC(ndbm)
{
return SUCCESS;
}
DBA_SYNC_FUNC(ndbm)
{
return SUCCESS;
}
DBA_INFO_FUNC(ndbm)
{
return estrdup("NDBM");
}
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
|
