mirror of
https://github.com/php/php-src.git
synced 2024-12-03 06:44:07 +08:00
434 lines
10 KiB
C
Executable File
434 lines
10 KiB
C
Executable File
/*
|
|
+----------------------------------------------------------------------+
|
|
| PHP Version 5 |
|
|
+----------------------------------------------------------------------+
|
|
| Copyright (c) 1997-2010 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: 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"
|
|
|
|
static zend_class_entry *spl_ce_RuntimeException;
|
|
|
|
ZEND_DECLARE_MODULE_GLOBALS(pdo)
|
|
static PHP_GINIT_FUNCTION(pdo);
|
|
|
|
/* True global resources - no need for thread safety here */
|
|
|
|
/* the registry of PDO drivers */
|
|
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_dbh_ce(void)
|
|
{
|
|
return pdo_dbh_ce;
|
|
}
|
|
|
|
PDO_API zend_class_entry *php_pdo_get_exception(void)
|
|
{
|
|
return pdo_exception_ce;
|
|
}
|
|
|
|
PDO_API char *php_pdo_str_tolower_dup(const char *src, int len)
|
|
{
|
|
char *dest = emalloc(len + 1);
|
|
zend_str_tolower_copy(dest, src, len);
|
|
return dest;
|
|
}
|
|
|
|
PDO_API zend_class_entry *php_pdo_get_exception_base(int root TSRMLS_DC)
|
|
{
|
|
#if can_handle_soft_dependency_on_SPL && defined(HAVE_SPL) && ((PHP_MAJOR_VERSION > 5) || (PHP_MAJOR_VERSION == 5 && PHP_MINOR_VERSION >= 1))
|
|
if (!root) {
|
|
if (!spl_ce_RuntimeException) {
|
|
zend_class_entry **pce;
|
|
|
|
if (zend_hash_find(CG(class_table), "runtimeexception", sizeof("RuntimeException"), (void **) &pce) == SUCCESS) {
|
|
spl_ce_RuntimeException = *pce;
|
|
return *pce;
|
|
}
|
|
} else {
|
|
return spl_ce_RuntimeException;
|
|
}
|
|
}
|
|
#endif
|
|
#if (PHP_MAJOR_VERSION == 5) && (PHP_MINOR_VERSION < 2)
|
|
return zend_exception_get_default();
|
|
#else
|
|
return zend_exception_get_default(TSRMLS_C);
|
|
#endif
|
|
}
|
|
|
|
zend_class_entry *pdo_dbh_ce, *pdo_dbstmt_ce, *pdo_row_ce;
|
|
|
|
/* {{{ proto array pdo_drivers()
|
|
Return array of available PDO drivers */
|
|
PHP_FUNCTION(pdo_drivers)
|
|
{
|
|
HashPosition pos;
|
|
pdo_driver_t **pdriver;
|
|
|
|
if (zend_parse_parameters_none() == FAILURE) {
|
|
return;
|
|
}
|
|
|
|
array_init(return_value);
|
|
|
|
zend_hash_internal_pointer_reset_ex(&pdo_driver_hash, &pos);
|
|
while (SUCCESS == zend_hash_get_current_data_ex(&pdo_driver_hash, (void**)&pdriver, &pos)) {
|
|
add_next_index_stringl(return_value, (char*)(*pdriver)->driver_name, (*pdriver)->driver_name_len, 1);
|
|
zend_hash_move_forward_ex(&pdo_driver_hash, &pos);
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ arginfo */
|
|
ZEND_BEGIN_ARG_INFO(arginfo_pdo_drivers, 0)
|
|
ZEND_END_ARG_INFO()
|
|
/* }}} */
|
|
|
|
/* {{{ pdo_functions[] */
|
|
const zend_function_entry pdo_functions[] = {
|
|
PHP_FE(pdo_drivers, arginfo_pdo_drivers)
|
|
{NULL, NULL, NULL}
|
|
};
|
|
/* }}} */
|
|
|
|
/* {{{ pdo_functions[] */
|
|
#if ZEND_MODULE_API_NO >= 20050922
|
|
static const zend_module_dep pdo_deps[] = {
|
|
#ifdef HAVE_SPL
|
|
ZEND_MOD_REQUIRED("spl")
|
|
#endif
|
|
{NULL, NULL, NULL}
|
|
};
|
|
#endif
|
|
/* }}} */
|
|
|
|
/* {{{ pdo_module_entry */
|
|
zend_module_entry pdo_module_entry = {
|
|
#if ZEND_MODULE_API_NO >= 20050922
|
|
STANDARD_MODULE_HEADER_EX, NULL,
|
|
pdo_deps,
|
|
#else
|
|
STANDARD_MODULE_HEADER,
|
|
#endif
|
|
"PDO",
|
|
pdo_functions,
|
|
PHP_MINIT(pdo),
|
|
PHP_MSHUTDOWN(pdo),
|
|
NULL,
|
|
NULL,
|
|
PHP_MINFO(pdo),
|
|
"1.0.4dev",
|
|
PHP_MODULE_GLOBALS(pdo),
|
|
PHP_GINIT(pdo),
|
|
NULL,
|
|
NULL,
|
|
STANDARD_MODULE_PROPERTIES_EX
|
|
};
|
|
/* }}} */
|
|
|
|
/* TODO: visit persistent handles: for each persistent statement handle,
|
|
* remove bound parameter associations */
|
|
|
|
#ifdef COMPILE_DL_PDO
|
|
ZEND_GET_MODULE(pdo)
|
|
#endif
|
|
|
|
/* {{{ PHP_GINIT_FUNCTION */
|
|
static PHP_GINIT_FUNCTION(pdo)
|
|
{
|
|
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;
|
|
int n_semicolumns = 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;
|
|
n_semicolumns = 0;
|
|
while (i < data_source_len) {
|
|
if (data_source[i] == '\0') {
|
|
semi = i++;
|
|
break;
|
|
}
|
|
if (data_source[i] == ';') {
|
|
if ((i + 1 >= data_source_len) || data_source[i+1] != ';') {
|
|
semi = i++;
|
|
break;
|
|
} else {
|
|
n_semicolumns++;
|
|
i += 2;
|
|
continue;
|
|
}
|
|
}
|
|
++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);
|
|
}
|
|
|
|
if (n_semicolumns == 0) {
|
|
parsed[j].optval = estrndup(data_source + valstart, semi - valstart - n_semicolumns);
|
|
} else {
|
|
int vlen = semi - valstart;
|
|
char *orig_val = data_source + valstart;
|
|
char *new_val = (char *) emalloc(vlen - n_semicolumns + 1);
|
|
|
|
parsed[j].optval = new_val;
|
|
|
|
while (vlen && *orig_val) {
|
|
*new_val = *orig_val;
|
|
new_val++;
|
|
|
|
if (*orig_val == ';') {
|
|
orig_val+=2;
|
|
vlen-=2;
|
|
} else {
|
|
orig_val++;
|
|
vlen--;
|
|
}
|
|
}
|
|
*new_val = '\0';
|
|
}
|
|
|
|
parsed[j].freeme = 1;
|
|
++n_matches;
|
|
break;
|
|
}
|
|
}
|
|
|
|
while (i < data_source_len && isspace(data_source[i])) {
|
|
i++;
|
|
}
|
|
|
|
optstart = i;
|
|
}
|
|
|
|
return n_matches;
|
|
}
|
|
|
|
static const char digit_vec[] = "0123456789";
|
|
PDO_API char *php_pdo_int64_to_str(pdo_int64_t i64 TSRMLS_DC)
|
|
{
|
|
char buffer[65];
|
|
char outbuf[65] = "";
|
|
register char *p;
|
|
long long_val;
|
|
char *dst = outbuf;
|
|
|
|
if (i64 < 0) {
|
|
i64 = -i64;
|
|
*dst++ = '-';
|
|
}
|
|
|
|
if (i64 == 0) {
|
|
*dst++ = '0';
|
|
*dst++ = '\0';
|
|
return estrdup(outbuf);
|
|
}
|
|
|
|
p = &buffer[sizeof(buffer)-1];
|
|
*p = '\0';
|
|
|
|
while ((pdo_uint64_t)i64 > (pdo_uint64_t)LONG_MAX) {
|
|
pdo_uint64_t quo = (pdo_uint64_t)i64 / (unsigned int)10;
|
|
unsigned int rem = (unsigned int)(i64 - quo*10U);
|
|
*--p = digit_vec[rem];
|
|
i64 = (pdo_int64_t)quo;
|
|
}
|
|
long_val = (long)i64;
|
|
while (long_val != 0) {
|
|
long quo = long_val / 10;
|
|
*--p = digit_vec[(unsigned int)(long_val - quo * 10)];
|
|
long_val = quo;
|
|
}
|
|
while ((*dst++ = *p++) != 0)
|
|
;
|
|
*dst = '\0';
|
|
return estrdup(outbuf);
|
|
}
|
|
|
|
/* {{{ PHP_MINIT_FUNCTION */
|
|
PHP_MINIT_FUNCTION(pdo)
|
|
{
|
|
zend_class_entry ce;
|
|
|
|
spl_ce_RuntimeException = NULL;
|
|
|
|
if (FAILURE == pdo_sqlstate_init_error_table()) {
|
|
return FAILURE;
|
|
}
|
|
|
|
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);
|
|
|
|
INIT_CLASS_ENTRY(ce, "PDOException", NULL);
|
|
|
|
pdo_exception_ce = zend_register_internal_class_ex(&ce, php_pdo_get_exception_base(0 TSRMLS_CC), NULL TSRMLS_CC);
|
|
|
|
zend_declare_property_null(pdo_exception_ce, "errorInfo", sizeof("errorInfo")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
|
|
|
|
pdo_dbh_init(TSRMLS_C);
|
|
pdo_stmt_init(TSRMLS_C);
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ PHP_MSHUTDOWN_FUNCTION */
|
|
PHP_MSHUTDOWN_FUNCTION(pdo)
|
|
{
|
|
zend_hash_destroy(&pdo_driver_hash);
|
|
pdo_sqlstate_fini_error_table();
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ PHP_MINFO_FUNCTION */
|
|
PHP_MINFO_FUNCTION(pdo)
|
|
{
|
|
HashPosition pos;
|
|
char *drivers = NULL, *ldrivers = estrdup("");
|
|
pdo_driver_t **pdriver;
|
|
|
|
php_info_print_table_start();
|
|
php_info_print_table_header(2, "PDO support", "enabled");
|
|
|
|
zend_hash_internal_pointer_reset_ex(&pdo_driver_hash, &pos);
|
|
while (SUCCESS == zend_hash_get_current_data_ex(&pdo_driver_hash, (void**)&pdriver, &pos)) {
|
|
spprintf(&drivers, 0, "%s, %s", ldrivers, (*pdriver)->driver_name);
|
|
zend_hash_move_forward_ex(&pdo_driver_hash, &pos);
|
|
efree(ldrivers);
|
|
ldrivers = drivers;
|
|
}
|
|
|
|
php_info_print_table_row(2, "PDO drivers", drivers ? drivers+2 : "");
|
|
|
|
if (drivers) {
|
|
efree(drivers);
|
|
} else {
|
|
efree(ldrivers);
|
|
}
|
|
|
|
php_info_print_table_end();
|
|
|
|
}
|
|
/* }}} */
|
|
|
|
/*
|
|
* 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
|
|
*/
|