ext/pdo_odbc/pdo

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This source file includes following definitions.
PHP_INI_BEGIN
PHP_MSHUTDOWN_FUNCTION
PHP_MINFO_FUNCTION
   1 /*
   2   +----------------------------------------------------------------------+
   3   | PHP Version 5                                                        |
   4   +----------------------------------------------------------------------+
   5   | Copyright (c) 1997-2016 The PHP Group                                |
   6   +----------------------------------------------------------------------+
   7   | This source file is subject to version 3.0 of the PHP license,       |
   8   | that is bundled with this package in the file LICENSE, and is        |
   9   | available through the world-wide-web at the following url:           |
  10   | http://www.php.net/license/3_0.txt.                                  |
  11   | If you did not receive a copy of the PHP license and are unable to   |
  12   | obtain it through the world-wide-web, please send a note to          |
  13   | license@php.net so we can mail you a copy immediately.               |
  14   +----------------------------------------------------------------------+
  15   | Author: Wez Furlong <wez@php.net>                                    |
  16   +----------------------------------------------------------------------+
  17 */
  18 
  19 /* $Id$ */
  20 
  21 #ifdef HAVE_CONFIG_H
  22 #include "config.h"
  23 #endif
  24 
  25 #include "php.h"
  26 #include "php_ini.h"
  27 #include "ext/standard/info.h"
  28 #include "pdo/php_pdo.h"
  29 #include "pdo/php_pdo_driver.h"
  30 #include "php_pdo_odbc.h"
  31 #include "php_pdo_odbc_int.h"
  32 
  33 /* {{{ pdo_odbc_functions[] */
  34 const zend_function_entry pdo_odbc_functions[] = {
  35         PHP_FE_END
  36 };
  37 /* }}} */
  38 
  39 /* {{{ pdo_odbc_deps[] */
  40 #if ZEND_MODULE_API_NO >= 20050922
  41 static const zend_module_dep pdo_odbc_deps[] = {
  42         ZEND_MOD_REQUIRED("pdo")
  43         ZEND_MOD_END
  44 };
  45 #endif
  46 /* }}} */
  47 
  48 /* {{{ pdo_odbc_module_entry */
  49 zend_module_entry pdo_odbc_module_entry = {
  50 #if ZEND_MODULE_API_NO >= 20050922
  51         STANDARD_MODULE_HEADER_EX, NULL,
  52         pdo_odbc_deps,
  53 #else
  54         STANDARD_MODULE_HEADER,
  55 #endif
  56         "PDO_ODBC",
  57         pdo_odbc_functions,
  58         PHP_MINIT(pdo_odbc),
  59         PHP_MSHUTDOWN(pdo_odbc),
  60         NULL,
  61         NULL,
  62         PHP_MINFO(pdo_odbc),
  63         "1.0.1",
  64         STANDARD_MODULE_PROPERTIES
  65 };
  66 /* }}} */
  67 
  68 #ifdef COMPILE_DL_PDO_ODBC
  69 ZEND_GET_MODULE(pdo_odbc)
  70 #endif
  71 
  72 #ifdef SQL_ATTR_CONNECTION_POOLING
  73 SQLUINTEGER pdo_odbc_pool_on = SQL_CP_OFF;
  74 SQLUINTEGER pdo_odbc_pool_mode = SQL_CP_ONE_PER_HENV;
  75 #endif
  76 
  77 #if defined(DB2CLI_VER) && !defined(PHP_WIN32)
  78 PHP_INI_BEGIN()
  79         PHP_INI_ENTRY("pdo_odbc.db2_instance_name", NULL, PHP_INI_SYSTEM, NULL)
  80 PHP_INI_END()
  81 
  82 #endif
  83 
  84 /* {{{ PHP_MINIT_FUNCTION */
  85 PHP_MINIT_FUNCTION(pdo_odbc)
  86 {
  87 #ifdef SQL_ATTR_CONNECTION_POOLING
  88         char *pooling_val = NULL;
  89 #endif
  90 
  91         if (FAILURE == php_pdo_register_driver(&pdo_odbc_driver)) {
  92                 return FAILURE;
  93         }
  94 
  95 #if defined(DB2CLI_VER) && !defined(PHP_WIN32)
  96         REGISTER_INI_ENTRIES();
  97         {
  98                 char *instance = INI_STR("pdo_odbc.db2_instance_name");
  99                 if (instance) {
 100                         char *env = malloc(sizeof("DB2INSTANCE=") + strlen(instance));
 101                         if (!env) {
 102                                 return FAILURE;
 103                         }
 104                         strcpy(env, "DB2INSTANCE=");
 105                         strcat(env, instance);
 106                         putenv(env);
 107                         /* after this point, we can't free env without breaking the environment */
 108                 }
 109         }
 110 #endif
 111 
 112 #ifdef SQL_ATTR_CONNECTION_POOLING
 113         /* ugh, we don't really like .ini stuff in PDO, but since ODBC connection
 114          * pooling is process wide, we can't set it from within the scope of a
 115          * request without affecting others, which goes against our isolated request
 116          * policy.  So, we use cfg_get_string here to check it this once.
 117          * */
 118         if (FAILURE == cfg_get_string("pdo_odbc.connection_pooling", &pooling_val) || pooling_val == NULL) {
 119                 pooling_val = "strict";
 120         }
 121         if (strcasecmp(pooling_val, "strict") == 0 || strcmp(pooling_val, "1") == 0) {
 122                 pdo_odbc_pool_on = SQL_CP_ONE_PER_HENV;
 123                 pdo_odbc_pool_mode = SQL_CP_STRICT_MATCH;
 124         } else if (strcasecmp(pooling_val, "relaxed") == 0) {
 125                 pdo_odbc_pool_on = SQL_CP_ONE_PER_HENV;
 126                 pdo_odbc_pool_mode = SQL_CP_RELAXED_MATCH;
 127         } else if (*pooling_val == '\0' || strcasecmp(pooling_val, "off") == 0) {
 128                 pdo_odbc_pool_on = SQL_CP_OFF;
 129         } else {
 130                 php_error_docref(NULL TSRMLS_CC, E_ERROR, "Error in pdo_odbc.connection_pooling configuration.  Value MUST be one of 'strict', 'relaxed' or 'off'");
 131                 return FAILURE;
 132         }
 133 
 134         if (pdo_odbc_pool_on != SQL_CP_OFF) {
 135                 SQLSetEnvAttr(SQL_NULL_HANDLE, SQL_ATTR_CONNECTION_POOLING, (void*)pdo_odbc_pool_on, 0);
 136         }
 137 #endif
 138 
 139         REGISTER_PDO_CLASS_CONST_LONG("ODBC_ATTR_USE_CURSOR_LIBRARY", PDO_ODBC_ATTR_USE_CURSOR_LIBRARY);
 140         REGISTER_PDO_CLASS_CONST_LONG("ODBC_ATTR_ASSUME_UTF8", PDO_ODBC_ATTR_ASSUME_UTF8);
 141         REGISTER_PDO_CLASS_CONST_LONG("ODBC_SQL_USE_IF_NEEDED", SQL_CUR_USE_IF_NEEDED);
 142         REGISTER_PDO_CLASS_CONST_LONG("ODBC_SQL_USE_DRIVER", SQL_CUR_USE_DRIVER);
 143         REGISTER_PDO_CLASS_CONST_LONG("ODBC_SQL_USE_ODBC", SQL_CUR_USE_ODBC);
 144         
 145         return SUCCESS;
 146 }
 147 /* }}} */
 148 
 149 /* {{{ PHP_MSHUTDOWN_FUNCTION
 150  */
 151 PHP_MSHUTDOWN_FUNCTION(pdo_odbc)
 152 {
 153 #if defined(DB2CLI_VER) && !defined(PHP_WIN32)
 154         UNREGISTER_INI_ENTRIES();
 155 #endif
 156         php_pdo_unregister_driver(&pdo_odbc_driver);
 157         return SUCCESS;
 158 }
 159 /* }}} */
 160 
 161 /* {{{ PHP_MINFO_FUNCTION
 162  */
 163 PHP_MINFO_FUNCTION(pdo_odbc)
 164 {
 165         php_info_print_table_start();
 166         php_info_print_table_header(2, "PDO Driver for ODBC (" PDO_ODBC_TYPE ")" , "enabled");
 167 #ifdef SQL_ATTR_CONNECTION_POOLING
 168         php_info_print_table_row(2, "ODBC Connection Pooling",  pdo_odbc_pool_on == SQL_CP_OFF ?
 169                         "Disabled" : (pdo_odbc_pool_mode == SQL_CP_STRICT_MATCH ? "Enabled, strict matching" : "Enabled, relaxed matching"));
 170 #else
 171         php_info_print_table_row(2, "ODBC Connection Pooling", "Not supported in this build");
 172 #endif
 173         php_info_print_table_end();
 174 
 175 #if defined(DB2CLI_VER) && !defined(PHP_WIN32)
 176         DISPLAY_INI_ENTRIES();
 177 #endif
 178 }
 179 /* }}} */
 180 
 181 /*
 182  * Local variables:
 183  * tab-width: 4
 184  * c-basic-offset: 4
 185  * End:
 186  * vim600: noet sw=4 ts=4 fdm=marker
 187  * vim<600: noet sw=4 ts=4
 188  */
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root/ext/pdo_odbc/pdo_odbc.c

DEFINITIONS
