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315 lines
10 KiB
C
Executable File
315 lines
10 KiB
C
Executable File
/*
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+----------------------------------------------------------------------+
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| PHP Version 5 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2004 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.0 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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| http://www.php.net/license/3_0.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: Wez Furlong <wez@php.net> |
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| Marcus Boerger <helly@php.net> |
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| Sterling Hughes <sterling@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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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 <ctype.h>
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#include "php.h"
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#include "php_ini.h"
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#include "ext/standard/info.h"
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#include "php_pdo.h"
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#include "php_pdo_driver.h"
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#include "php_pdo_int.h"
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#include "zend_exceptions.h"
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ZEND_DECLARE_MODULE_GLOBALS(pdo)
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/* True global resources - no need for thread safety here */
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/* the registry of PDO drivers */
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static HashTable pdo_driver_hash;
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/* we use persistent resources for the driver connection stuff */
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static int le_ppdo;
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/* for exceptional circumstances */
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zend_class_entry *pdo_exception_ce;
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PDO_API zend_class_entry *php_pdo_get_exception(void)
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{
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return pdo_exception_ce;
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}
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zend_class_entry *pdo_dbh_ce, *pdo_dbstmt_ce, *pdo_row_ce;
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/* {{{ pdo_functions[] */
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function_entry pdo_functions[] = {
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{NULL, NULL, NULL}
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};
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/* }}} */
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/* {{{ pdo_module_entry */
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zend_module_entry pdo_module_entry = {
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STANDARD_MODULE_HEADER,
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"PDO",
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pdo_functions,
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PHP_MINIT(pdo),
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PHP_MSHUTDOWN(pdo),
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PHP_RINIT(pdo),
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PHP_RSHUTDOWN(pdo),
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PHP_MINFO(pdo),
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"0.1.1",
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STANDARD_MODULE_PROPERTIES
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};
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/* }}} */
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#ifdef COMPILE_DL_PDO
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ZEND_GET_MODULE(pdo)
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#endif
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/* {{{ PHP_INI */
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PHP_INI_BEGIN()
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STD_PHP_INI_ENTRY("pdo.global_value", "42", PHP_INI_ALL, OnUpdateLong, global_value, zend_pdo_globals, pdo_globals)
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PHP_INI_END()
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/* }}} */
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/* {{{ php_pdo_init_globals */
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static void php_pdo_init_globals(zend_pdo_globals *pdo_globals)
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{
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pdo_globals->global_value = 0;
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}
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/* }}} */
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PDO_API int php_pdo_register_driver(pdo_driver_t *driver)
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{
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if (driver->api_version != PDO_DRIVER_API) {
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zend_error(E_ERROR, "failed api version check");
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return FAILURE;
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}
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if (!zend_hash_exists(&module_registry, "pdo", sizeof("pdo"))) {
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zend_error(E_ERROR, "You MUST load PDO before loading any PDO drivers");
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return FAILURE; /* NOTREACHED */
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}
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return zend_hash_add(&pdo_driver_hash, (char*)driver->driver_name, driver->driver_name_len,
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(void**)&driver, sizeof(driver), NULL);
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}
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PDO_API void php_pdo_unregister_driver(pdo_driver_t *driver)
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{
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if (!zend_hash_exists(&module_registry, "pdo", sizeof("pdo"))) {
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return;
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}
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zend_hash_del(&pdo_driver_hash, (char*)driver->driver_name, driver->driver_name_len);
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}
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pdo_driver_t *pdo_find_driver(const char *name, int namelen)
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{
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pdo_driver_t **driver = NULL;
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zend_hash_find(&pdo_driver_hash, (char*)name, namelen, (void**)&driver);
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return driver ? *driver : NULL;
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}
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PDO_API int php_pdo_parse_data_source(const char *data_source,
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unsigned long data_source_len, struct pdo_data_src_parser *parsed,
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int nparams)
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{
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int i, j;
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int valstart = -1;
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int semi = -1;
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int optstart = 0;
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int nlen;
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int n_matches = 0;
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i = 0;
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while (i < data_source_len) {
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/* looking for NAME= */
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if (data_source[i] == '\0') {
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break;
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}
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if (data_source[i] != '=') {
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++i;
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continue;
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}
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valstart = ++i;
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/* now we're looking for VALUE; or just VALUE<NUL> */
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semi = -1;
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while (i < data_source_len) {
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if (data_source[i] == '\0') {
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semi = i++;
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break;
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}
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if (data_source[i] == ';') {
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semi = i++;
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break;
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}
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++i;
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}
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if (semi == -1) {
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semi = i;
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}
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/* find the entry in the array */
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nlen = valstart - optstart - 1;
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for (j = 0; j < nparams; j++) {
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if (0 == strncmp(data_source + optstart, parsed[j].optname, nlen) && parsed[j].optname[nlen] == '\0') {
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/* got a match */
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if (parsed[j].freeme) {
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efree(parsed[j].optval);
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}
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parsed[j].optval = estrndup(data_source + valstart, semi - valstart);
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parsed[j].freeme = 1;
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++n_matches;
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break;
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}
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}
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while (i < data_source_len && isspace(data_source[i])) {
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i++;
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}
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optstart = i;
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}
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return n_matches;
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}
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/* {{{ PHP_MINIT_FUNCTION */
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PHP_MINIT_FUNCTION(pdo)
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{
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zend_class_entry ce;
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ZEND_INIT_MODULE_GLOBALS(pdo, php_pdo_init_globals, NULL);
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REGISTER_INI_ENTRIES();
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zend_hash_init(&pdo_driver_hash, 0, NULL, NULL, 1);
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REGISTER_LONG_CONSTANT("PDO_PARAM_NULL", (long)PDO_PARAM_NULL, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_PARAM_INT", (long)PDO_PARAM_INT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_PARAM_STR", (long)PDO_PARAM_STR, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_PARAM_LOB", (long)PDO_PARAM_LOB, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_PARAM_STMT", (long)PDO_PARAM_STMT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_FETCH_LAZY", (long)PDO_FETCH_LAZY, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_FETCH_ASSOC",(long)PDO_FETCH_ASSOC, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_FETCH_NUM", (long)PDO_FETCH_NUM, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_FETCH_BOTH", (long)PDO_FETCH_BOTH, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_FETCH_OBJ", (long)PDO_FETCH_OBJ, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_AUTOCOMMIT", (long)PDO_ATTR_AUTOCOMMIT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_SCROLL", (long)PDO_ATTR_SCROLL, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_PREFETCH", (long)PDO_ATTR_PREFETCH, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_TIMEOUT", (long)PDO_ATTR_TIMEOUT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_ERRMODE", (long)PDO_ATTR_ERRMODE, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_SERVER_VERSION", (long)PDO_ATTR_SERVER_VERSION, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_CLIENT_VERSION", (long)PDO_ATTR_CLIENT_VERSION, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_SERVER_INFO", (long)PDO_ATTR_SERVER_INFO, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_CONNECTION_STATUS", (long)PDO_ATTR_CONNECTION_STATUS, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_CASE", (long)PDO_ATTR_CASE, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_CURSOR_NAME", (long)PDO_ATTR_CURSOR_NAME, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ATTR_CURSOR", (long)PDO_ATTR_CURSOR, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERRMODE_SILENT", (long)PDO_ERRMODE_SILENT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERRMODE_WARNING", (long)PDO_ERRMODE_WARNING, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERRMODE_EXCEPTION", (long)PDO_ERRMODE_EXCEPTION, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_CASE_NATURAL", (long)PDO_CASE_NATURAL, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_CASE_LOWER", (long)PDO_CASE_LOWER, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_CASE_UPPER", (long)PDO_CASE_UPPER, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_NONE", (long)PDO_ERR_NONE, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_CANT_MAP", (long)PDO_ERR_CANT_MAP, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_SYNTAX", (long)PDO_ERR_SYNTAX, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_CONSTRAINT", (long)PDO_ERR_CONSTRAINT, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_NOT_FOUND", (long)PDO_ERR_NOT_FOUND, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_ALREADY_EXISTS", (long)PDO_ERR_ALREADY_EXISTS, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_NOT_IMPLEMENTED", (long)PDO_ERR_NOT_IMPLEMENTED, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_MISMATCH", (long)PDO_ERR_MISMATCH, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_TRUNCATED", (long)PDO_ERR_TRUNCATED, CONST_CS|CONST_PERSISTENT);
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REGISTER_LONG_CONSTANT("PDO_ERR_DISCONNECTED", (long)PDO_ERR_DISCONNECTED, CONST_CS|CONST_PERSISTENT);
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INIT_CLASS_ENTRY(ce, "PDOException", NULL);
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pdo_exception_ce = zend_register_internal_class_ex(&ce, zend_exception_get_default(), NULL TSRMLS_CC);
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zend_declare_property_null(pdo_exception_ce, "errorInfo", sizeof("errorInfo")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
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INIT_CLASS_ENTRY(ce, "PDO", pdo_dbh_functions);
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ce.create_object = pdo_dbh_new;
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pdo_dbh_ce = zend_register_internal_class(&ce TSRMLS_CC);
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INIT_CLASS_ENTRY(ce, "PDOStatement", pdo_dbstmt_functions);
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ce.create_object = pdo_dbstmt_new;
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pdo_dbstmt_ce = zend_register_internal_class(&ce TSRMLS_CC);
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INIT_CLASS_ENTRY(ce, "PDORow", pdo_row_functions);
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ce.create_object = pdo_row_new;
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pdo_row_ce = zend_register_internal_class(&ce TSRMLS_CC);
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_MSHUTDOWN_FUNCTION */
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PHP_MSHUTDOWN_FUNCTION(pdo)
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{
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UNREGISTER_INI_ENTRIES();
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zend_hash_destroy(&pdo_driver_hash);
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_RINIT_FUNCTION */
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PHP_RINIT_FUNCTION(pdo)
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{
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_RSHUTDOWN_FUNCTION */
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PHP_RSHUTDOWN_FUNCTION(pdo)
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{
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/* TODO: visit persistent handles: for each persistent statement handle,
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* remove bound parameter associations */
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return SUCCESS;
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}
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/* }}} */
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/* {{{ PHP_MINFO_FUNCTION */
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PHP_MINFO_FUNCTION(pdo)
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{
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php_info_print_table_start();
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php_info_print_table_header(2, "pdo support", "enabled");
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php_info_print_table_end();
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DISPLAY_INI_ENTRIES();
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}
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/* }}} */
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: noet sw=4 ts=4 fdm=marker
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* vim<600: noet sw=4 ts=4
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*/
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