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|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2004 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 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_0.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: Wez Furlong <wez@php.net> |
| Marcus Boerger <helly@php.net> |
| Sterling Hughes <sterling@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <ctype.h>
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "php_pdo.h"
#include "php_pdo_driver.h"
#include "php_pdo_int.h"
#include "zend_exceptions.h"
ZEND_DECLARE_MODULE_GLOBALS(pdo)
/* True global resources - no need for thread safety here */
/* the registry of PDO drivers */
static HashTable pdo_driver_hash;
/* we use persistent resources for the driver connection stuff */
static int le_ppdo;
int php_pdo_list_entry(void)
{
return le_ppdo;
}
/* for exceptional circumstances */
zend_class_entry *pdo_exception_ce;
PDO_API zend_class_entry *php_pdo_get_exception(void)
{
return pdo_exception_ce;
}
zend_class_entry *pdo_dbh_ce, *pdo_dbstmt_ce, *pdo_row_ce;
/* {{{ pdo_functions[] */
function_entry pdo_functions[] = {
{NULL, NULL, NULL}
};
/* }}} */
/* {{{ pdo_module_entry */
zend_module_entry pdo_module_entry = {
STANDARD_MODULE_HEADER,
"PDO",
pdo_functions,
PHP_MINIT(pdo),
PHP_MSHUTDOWN(pdo),
PHP_RINIT(pdo),
PHP_RSHUTDOWN(pdo),
PHP_MINFO(pdo),
"0.1.1",
STANDARD_MODULE_PROPERTIES
};
/* }}} */
#ifdef COMPILE_DL_PDO
ZEND_GET_MODULE(pdo)
#endif
/* {{{ PHP_INI */
PHP_INI_BEGIN()
STD_PHP_INI_ENTRY("pdo.global_value", "42", PHP_INI_ALL, OnUpdateLong, global_value, zend_pdo_globals, pdo_globals)
PHP_INI_END()
/* }}} */
/* {{{ php_pdo_init_globals */
static void php_pdo_init_globals(zend_pdo_globals *pdo_globals)
{
pdo_globals->global_value = 0;
}
/* }}} */
PDO_API int php_pdo_register_driver(pdo_driver_t *driver)
{
if (driver->api_version != PDO_DRIVER_API) {
zend_error(E_ERROR, "PDO: driver %s requires PDO API version %ld; this is PDO version %d",
driver->driver_name, driver->api_version, PDO_DRIVER_API);
return FAILURE;
}
if (!zend_hash_exists(&module_registry, "pdo", sizeof("pdo"))) {
zend_error(E_ERROR, "You MUST load PDO before loading any PDO drivers");
return FAILURE; /* NOTREACHED */
}
return zend_hash_add(&pdo_driver_hash, (char*)driver->driver_name, driver->driver_name_len,
(void**)&driver, sizeof(driver), NULL);
}
PDO_API void php_pdo_unregister_driver(pdo_driver_t *driver)
{
if (!zend_hash_exists(&module_registry, "pdo", sizeof("pdo"))) {
return;
}
zend_hash_del(&pdo_driver_hash, (char*)driver->driver_name, driver->driver_name_len);
}
pdo_driver_t *pdo_find_driver(const char *name, int namelen)
{
pdo_driver_t **driver = NULL;
zend_hash_find(&pdo_driver_hash, (char*)name, namelen, (void**)&driver);
return driver ? *driver : NULL;
}
PDO_API int php_pdo_parse_data_source(const char *data_source,
unsigned long data_source_len, struct pdo_data_src_parser *parsed,
int nparams)
{
int i, j;
int valstart = -1;
int semi = -1;
int optstart = 0;
int nlen;
int n_matches = 0;
i = 0;
while (i < data_source_len) {
/* looking for NAME= */
if (data_source[i] == '\0') {
break;
}
if (data_source[i] != '=') {
++i;
continue;
}
valstart = ++i;
/* now we're looking for VALUE; or just VALUE<NUL> */
semi = -1;
while (i < data_source_len) {
if (data_source[i] == '\0') {
semi = i++;
break;
}
if (data_source[i] == ';') {
semi = i++;
break;
}
++i;
}
if (semi == -1) {
semi = i;
}
/* find the entry in the array */
nlen = valstart - optstart - 1;
for (j = 0; j < nparams; j++) {
if (0 == strncmp(data_source + optstart, parsed[j].optname, nlen) && parsed[j].optname[nlen] == '\0') {
/* got a match */
if (parsed[j].freeme) {
efree(parsed[j].optval);
}
parsed[j].optval = estrndup(data_source + valstart, semi - valstart);
parsed[j].freeme = 1;
++n_matches;
break;
}
}
while (i < data_source_len && isspace(data_source[i])) {
i++;
}
optstart = i;
}
return n_matches;
}
/* {{{ PHP_MINIT_FUNCTION */
PHP_MINIT_FUNCTION(pdo)
{
zend_class_entry ce;
ZEND_INIT_MODULE_GLOBALS(pdo, php_pdo_init_globals, NULL);
REGISTER_INI_ENTRIES();
zend_hash_init(&pdo_driver_hash, 0, NULL, NULL, 1);
le_ppdo = zend_register_list_destructors_ex(NULL, php_pdo_pdbh_dtor,
"PDO persistent database", module_number);
REGISTER_LONG_CONSTANT("PDO_PARAM_NULL", (long)PDO_PARAM_NULL, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_PARAM_INT", (long)PDO_PARAM_INT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_PARAM_STR", (long)PDO_PARAM_STR, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_PARAM_LOB", (long)PDO_PARAM_LOB, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_PARAM_STMT", (long)PDO_PARAM_STMT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_LAZY", (long)PDO_FETCH_LAZY, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_ASSOC",(long)PDO_FETCH_ASSOC, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_NUM", (long)PDO_FETCH_NUM, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_BOTH", (long)PDO_FETCH_BOTH, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_OBJ", (long)PDO_FETCH_OBJ, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_FETCH_BOUND",(long)PDO_FETCH_BOUND, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_AUTOCOMMIT", (long)PDO_ATTR_AUTOCOMMIT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_SCROLL", (long)PDO_ATTR_SCROLL, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_PREFETCH", (long)PDO_ATTR_PREFETCH, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_TIMEOUT", (long)PDO_ATTR_TIMEOUT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_ERRMODE", (long)PDO_ATTR_ERRMODE, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_SERVER_VERSION", (long)PDO_ATTR_SERVER_VERSION, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_CLIENT_VERSION", (long)PDO_ATTR_CLIENT_VERSION, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_SERVER_INFO", (long)PDO_ATTR_SERVER_INFO, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_CONNECTION_STATUS", (long)PDO_ATTR_CONNECTION_STATUS, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_CASE", (long)PDO_ATTR_CASE, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_CURSOR_NAME", (long)PDO_ATTR_CURSOR_NAME, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_CURSOR", (long)PDO_ATTR_CURSOR, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_ORACLE_NULLS", (long)PDO_ATTR_ORACLE_NULLS, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ATTR_PERSISTENT", (long)PDO_ATTR_PERSISTENT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERRMODE_SILENT", (long)PDO_ERRMODE_SILENT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERRMODE_WARNING", (long)PDO_ERRMODE_WARNING, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERRMODE_EXCEPTION", (long)PDO_ERRMODE_EXCEPTION, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_CASE_NATURAL", (long)PDO_CASE_NATURAL, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_CASE_LOWER", (long)PDO_CASE_LOWER, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_CASE_UPPER", (long)PDO_CASE_UPPER, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_NONE", (long)PDO_ERR_NONE, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_CANT_MAP", (long)PDO_ERR_CANT_MAP, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_SYNTAX", (long)PDO_ERR_SYNTAX, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_CONSTRAINT", (long)PDO_ERR_CONSTRAINT, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_NOT_FOUND", (long)PDO_ERR_NOT_FOUND, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_ALREADY_EXISTS", (long)PDO_ERR_ALREADY_EXISTS, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_NOT_IMPLEMENTED", (long)PDO_ERR_NOT_IMPLEMENTED, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_MISMATCH", (long)PDO_ERR_MISMATCH, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_TRUNCATED", (long)PDO_ERR_TRUNCATED, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_DISCONNECTED", (long)PDO_ERR_DISCONNECTED, CONST_CS|CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("PDO_ERR_NO_PERM", (long)PDO_ERR_NO_PERM, CONST_CS|CONST_PERSISTENT);
INIT_CLASS_ENTRY(ce, "PDOException", NULL);
pdo_exception_ce = zend_register_internal_class_ex(&ce, zend_exception_get_default(), NULL TSRMLS_CC);
zend_declare_property_null(pdo_exception_ce, "errorInfo", sizeof("errorInfo")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
INIT_CLASS_ENTRY(ce, "PDO", pdo_dbh_functions);
ce.create_object = pdo_dbh_new;
pdo_dbh_ce = zend_register_internal_class(&ce TSRMLS_CC);
INIT_CLASS_ENTRY(ce, "PDOStatement", pdo_dbstmt_functions);
ce.create_object = pdo_dbstmt_new;
pdo_dbstmt_ce = zend_register_internal_class(&ce TSRMLS_CC);
INIT_CLASS_ENTRY(ce, "PDORow", pdo_row_functions);
ce.create_object = pdo_row_new;
pdo_row_ce = zend_register_internal_class(&ce TSRMLS_CC);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MSHUTDOWN_FUNCTION */
PHP_MSHUTDOWN_FUNCTION(pdo)
{
UNREGISTER_INI_ENTRIES();
zend_hash_destroy(&pdo_driver_hash);
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RINIT_FUNCTION */
PHP_RINIT_FUNCTION(pdo)
{
return SUCCESS;
}
/* }}} */
/* {{{ PHP_RSHUTDOWN_FUNCTION */
PHP_RSHUTDOWN_FUNCTION(pdo)
{
/* TODO: visit persistent handles: for each persistent statement handle,
* remove bound parameter associations */
return SUCCESS;
}
/* }}} */
/* {{{ PHP_MINFO_FUNCTION */
PHP_MINFO_FUNCTION(pdo)
{
php_info_print_table_start();
php_info_print_table_header(2, "pdo support", "enabled");
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
|
