php-src/ext/dba/dba_tcadb.c
2014-01-03 11:08:10 +08:00

222 lines
4.2 KiB
C

/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2014 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: Michael Maclean <mgdm@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if DBA_TCADB
#include "php_tcadb.h"
#ifdef TCADB_INCLUDE_FILE
#include TCADB_INCLUDE_FILE
#endif
#define TCADB_DATA dba_tcadb_data *dba = info->dbf
typedef struct {
TCADB *tcadb;
} dba_tcadb_data;
DBA_OPEN_FUNC(tcadb)
{
char *path_string;
TCADB *tcadb = tcadbnew();
if (tcadb) {
switch(info->mode) {
case DBA_READER:
spprintf(&path_string, 0, "%s#mode=r", info->path);
break;
case DBA_WRITER:
spprintf(&path_string, 0, "%s#mode=w", info->path);
break;
case DBA_CREAT:
spprintf(&path_string, 0, "%s#mode=wc", info->path);
break;
case DBA_TRUNC:
spprintf(&path_string, 0, "%s#mode=wct", info->path);
break;
default:
tcadbdel(tcadb);
return FAILURE;
}
if (!tcadbopen(tcadb, path_string)) {
efree(path_string);
tcadbdel(tcadb);
return FAILURE;
}
efree(path_string);
info->dbf = pemalloc(sizeof(dba_tcadb_data), info->flags & DBA_PERSISTENT);
memset(info->dbf, 0, sizeof(dba_tcadb_data));
((dba_tcadb_data *) info->dbf)->tcadb = tcadb;
return SUCCESS;
}
return FAILURE;
}
DBA_CLOSE_FUNC(tcadb)
{
TCADB_DATA;
tcadbclose(dba->tcadb);
pefree(dba, info->flags & DBA_PERSISTENT);
}
DBA_FETCH_FUNC(tcadb)
{
TCADB_DATA;
char *value, *new = NULL;
int value_size;
value = tcadbget(dba->tcadb, key, keylen, &value_size);
if (value) {
if (newlen) {
*newlen = value_size;
}
new = estrndup(value, value_size);
tcfree(value);
}
return new;
}
DBA_UPDATE_FUNC(tcadb)
{
TCADB_DATA;
int result;
if (mode == 1) {
/* Insert */
if (tcadbvsiz(dba->tcadb, key, keylen) > -1) {
return FAILURE;
}
}
result = tcadbput(dba->tcadb, key, keylen, val, vallen);
if (result) {
return SUCCESS;
}
php_error_docref2(NULL TSRMLS_CC, key, val, E_WARNING, "Error updating data");
return FAILURE;
}
DBA_EXISTS_FUNC(tcadb)
{
TCADB_DATA;
char *value;
int value_len;
value = tcadbget(dba->tcadb, key, keylen, &value_len);
if (value) {
tcfree(value);
return SUCCESS;
}
return FAILURE;
}
DBA_DELETE_FUNC(tcadb)
{
TCADB_DATA;
return tcadbout(dba->tcadb, key, keylen) ? SUCCESS : FAILURE;
}
DBA_FIRSTKEY_FUNC(tcadb)
{
TCADB_DATA;
int value_size;
char *value, *new = NULL;
tcadbiterinit(dba->tcadb);
value = tcadbiternext(dba->tcadb, &value_size);
if (value) {
if (newlen) {
*newlen = value_size;
}
new = estrndup(value, value_size);
tcfree(value);
}
return new;
}
DBA_NEXTKEY_FUNC(tcadb)
{
TCADB_DATA;
int value_size;
char *value, *new = NULL;
value = tcadbiternext(dba->tcadb, &value_size);
if (value) {
if (newlen) {
*newlen = value_size;
}
new = estrndup(value, value_size);
tcfree(value);
}
return new;
}
DBA_OPTIMIZE_FUNC(tcadb)
{
TCADB_DATA;
#if _TC_LIBVER >= 811
return tcadboptimize(dba->tcadb, NULL) ? SUCCESS : FAILURE;
#else
return FAILURE;
#endif
}
DBA_SYNC_FUNC(tcadb)
{
TCADB_DATA;
return tcadbsync(dba->tcadb) ? SUCCESS : FAILURE;
}
DBA_INFO_FUNC(tcadb)
{
return estrdup(tcversion);
}
#endif
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/