Annotation of embedaddon/php/ext/pdo_odbc/pdo_odbc.c, revision 1.1.1.1
1.1 misho 1: /*
2: +----------------------------------------------------------------------+
3: | PHP Version 5 |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1997-2012 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: pdo_odbc.c 321634 2012-01-01 13:15:04Z felipe $ */
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 function_entry pdo_odbc_functions[] = {
35: {NULL, NULL, NULL}
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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