mirror of
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160 lines
3.1 KiB
C
160 lines
3.1 KiB
C
/*
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+----------------------------------------------------------------------+
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| Copyright (c) The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| https://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Sascha Schumann <sascha@schumann.cx> |
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+----------------------------------------------------------------------+
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "php.h"
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#if DBA_NDBM
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#include "php_ndbm.h"
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#include <fcntl.h>
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#ifdef NDBM_INCLUDE_FILE
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#include NDBM_INCLUDE_FILE
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#endif
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DBA_OPEN_FUNC(ndbm)
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{
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DBM *dbf;
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int gmode = 0;
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int filemode = info->file_permission;
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dba_info *pinfo = (dba_info *) info;
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switch(info->mode) {
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case DBA_READER:
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gmode = O_RDONLY;
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break;
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case DBA_WRITER:
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gmode = O_RDWR;
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break;
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case DBA_CREAT:
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gmode = O_RDWR | O_CREAT;
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break;
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case DBA_TRUNC:
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gmode = O_RDWR | O_CREAT | O_TRUNC;
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break;
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default:
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return FAILURE; /* not possible */
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}
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dbf = dbm_open(info->path, gmode, filemode);
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pinfo->dbf = dbf;
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return SUCCESS;
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}
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DBA_CLOSE_FUNC(ndbm)
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{
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dbm_close(info->dbf);
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}
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DBA_FETCH_FUNC(ndbm)
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{
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datum gval;
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datum gkey;
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gkey.dptr = ZSTR_VAL(key);
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gkey.dsize = ZSTR_LEN(key);
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gval = dbm_fetch(info->dbf, gkey);
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if (gval.dptr) {
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return zend_string_init(gval.dptr, gval.dsize, /* persistent */ false);
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}
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return NULL;
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}
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DBA_UPDATE_FUNC(ndbm)
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{
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datum gval;
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datum gkey;
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gkey.dptr = ZSTR_VAL(key);
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gkey.dsize = ZSTR_LEN(key);
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gval.dptr = ZSTR_VAL(val);
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gval.dsize = ZSTR_LEN(val);
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if(!dbm_store(info->dbf, gkey, gval, mode == 1 ? DBM_INSERT : DBM_REPLACE))
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return SUCCESS;
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return FAILURE;
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}
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DBA_EXISTS_FUNC(ndbm)
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{
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datum gval;
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datum gkey;
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gkey.dptr = (char *) key;
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gkey.dsize = keylen;
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gval = dbm_fetch(info->dbf, gkey);
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if(gval.dptr) {
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return SUCCESS;
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}
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return FAILURE;
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}
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DBA_DELETE_FUNC(ndbm)
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{
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datum gkey;
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gkey.dptr = (char *) key;
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gkey.dsize = keylen;
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return(dbm_delete(info->dbf, gkey) == -1 ? FAILURE : SUCCESS);
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}
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DBA_FIRSTKEY_FUNC(ndbm)
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{
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datum gkey;
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char *key = NULL;
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gkey = dbm_firstkey(info->dbf);
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if(gkey.dptr) {
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if(newlen) *newlen = gkey.dsize;
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key = estrndup(gkey.dptr, gkey.dsize);
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}
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return key;
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}
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DBA_NEXTKEY_FUNC(ndbm)
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{
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datum gkey;
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char *nkey = NULL;
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gkey = dbm_nextkey(info->dbf);
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if(gkey.dptr) {
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if(newlen) *newlen = gkey.dsize;
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nkey = estrndup(gkey.dptr, gkey.dsize);
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}
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return nkey;
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}
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DBA_OPTIMIZE_FUNC(ndbm)
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{
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return SUCCESS;
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}
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DBA_SYNC_FUNC(ndbm)
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{
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return SUCCESS;
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}
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DBA_INFO_FUNC(ndbm)
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{
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return estrdup("NDBM");
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}
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#endif
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