xref: /PHP-5.4/ext/pdo_dblib/pdo_dblib.c (revision c0d060f5)
1 /*
2   +----------------------------------------------------------------------+
3   | PHP Version 5                                                        |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 1997-2014 The PHP Group                                |
6   +----------------------------------------------------------------------+
7   | This source file is subject to version 3.01 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_01.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   |         Frank M. Kromann <frank@kromann.info>                        |
17   +----------------------------------------------------------------------+
18 */
19 
20 /* $Id$ */
21 
22 #ifdef HAVE_CONFIG_H
23 # include "config.h"
24 #endif
25 
26 #include "php.h"
27 #include "php_ini.h"
28 #include "ext/standard/info.h"
29 #include "pdo/php_pdo.h"
30 #include "pdo/php_pdo_driver.h"
31 #include "php_pdo_dblib.h"
32 #include "php_pdo_dblib_int.h"
33 #include "zend_exceptions.h"
34 
35 ZEND_DECLARE_MODULE_GLOBALS(dblib)
36 static PHP_GINIT_FUNCTION(dblib);
37 
38 const zend_function_entry pdo_dblib_functions[] = {
39 	PHP_FE_END
40 };
41 
42 #if ZEND_MODULE_API_NO >= 20050922
43 static const zend_module_dep pdo_dblib_deps[] = {
44 	ZEND_MOD_REQUIRED("pdo")
45 	ZEND_MOD_END
46 };
47 #endif
48 
49 #if PDO_DBLIB_IS_MSSQL
50 zend_module_entry pdo_mssql_module_entry = {
51 #else
52 zend_module_entry pdo_dblib_module_entry = {
53 #endif
54 #if ZEND_MODULE_API_NO >= 20050922
55 	STANDARD_MODULE_HEADER_EX, NULL,
56 	pdo_dblib_deps,
57 #else
58 	STANDARD_MODULE_HEADER,
59 #endif
60 #if PDO_DBLIB_IS_MSSQL
61 	"pdo_mssql",
62 #elif defined(PHP_WIN32)
63 	"pdo_sybase",
64 #else
65 	"pdo_dblib",
66 #endif
67 	pdo_dblib_functions,
68 	PHP_MINIT(pdo_dblib),
69 	PHP_MSHUTDOWN(pdo_dblib),
70 	NULL,
71 	PHP_RSHUTDOWN(pdo_dblib),
72 	PHP_MINFO(pdo_dblib),
73 	"1.0.1",
74 	PHP_MODULE_GLOBALS(dblib),
75 	PHP_GINIT(dblib),
76 	NULL,
77 	NULL,
78 	STANDARD_MODULE_PROPERTIES_EX
79 };
80 
81 #if defined(COMPILE_DL_PDO_DBLIB) || defined(COMPILE_DL_PDO_MSSQL)
82 #if PDO_DBLIB_IS_MSSQL
ZEND_GET_MODULE(pdo_mssql)83 ZEND_GET_MODULE(pdo_mssql)
84 #else
85 ZEND_GET_MODULE(pdo_dblib)
86 #endif
87 #endif
88 
89 int error_handler(DBPROCESS *dbproc, int severity, int dberr,
90 	int oserr, char *dberrstr, char *oserrstr)
91 {
92 	pdo_dblib_err *einfo;
93 	char *state = "HY000";
94 	TSRMLS_FETCH();
95 
96 	if(dbproc) {
97 		einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
98 		if (!einfo) einfo = &DBLIB_G(err);
99 	} else {
100 		einfo = &DBLIB_G(err);
101 	}
102 
103 	einfo->severity = severity;
104 	einfo->oserr = oserr;
105 	einfo->dberr = dberr;
106 	if (einfo->oserrstr) {
107 		efree(einfo->oserrstr);
108 	}
109 	if (einfo->dberrstr) {
110 		efree(einfo->dberrstr);
111 	}
112 	if (oserrstr) {
113 		einfo->oserrstr = estrdup(oserrstr);
114 	} else {
115 		einfo->oserrstr = NULL;
116 	}
117 	if (dberrstr) {
118 		einfo->dberrstr = estrdup(dberrstr);
119 	} else {
120 		einfo->dberrstr = NULL;
121 	}
122 
123 	switch (dberr) {
124 		case SYBESEOF:
125 		case SYBEFCON:	state = "01002"; break;
126 		case SYBEMEM:	state = "HY001"; break;
127 		case SYBEPWD:	state = "28000"; break;
128 	}
129 	strcpy(einfo->sqlstate, state);
130 
131 #if 0
132 	php_error_docref(NULL TSRMLS_CC, E_WARNING,
133 		"dblib error: %d %s (severity %d)",
134 		dberr, dberrstr, severity);
135 #endif
136 
137 	return INT_CANCEL;
138 }
139 
msg_handler(DBPROCESS * dbproc,DBINT msgno,int msgstate,int severity,char * msgtext,char * srvname,char * procname,DBUSMALLINT line)140 int msg_handler(DBPROCESS *dbproc, DBINT msgno, int msgstate,
141 	int severity, char *msgtext, char *srvname, char *procname, DBUSMALLINT line)
142 {
143 	pdo_dblib_err *einfo;
144 	TSRMLS_FETCH();
145 
146 	if (severity) {
147 		einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
148 		if (!einfo) {
149 			einfo = &DBLIB_G(err);
150 		}
151 
152 		if (einfo->lastmsg) {
153 			efree(einfo->lastmsg);
154 		}
155 
156 		einfo->lastmsg = estrdup(msgtext);
157 	}
158 
159 #if 0
160 	php_error_docref(NULL TSRMLS_CC, E_WARNING, "dblib message: %s (severity %d)", msgtext, severity);
161 #endif
162 
163 	return 0;
164 }
165 
PHP_GINIT_FUNCTION(dblib)166 static PHP_GINIT_FUNCTION(dblib)
167 {
168 	memset(dblib_globals, 0, sizeof(*dblib_globals));
169 	dblib_globals->err.sqlstate = dblib_globals->sqlstate;
170 }
171 
PHP_RSHUTDOWN_FUNCTION(pdo_dblib)172 PHP_RSHUTDOWN_FUNCTION(pdo_dblib)
173 {
174 	if (DBLIB_G(err).oserrstr) {
175 		efree(DBLIB_G(err).oserrstr);
176 		DBLIB_G(err).oserrstr = NULL;
177 	}
178 	if (DBLIB_G(err).dberrstr) {
179 		efree(DBLIB_G(err).dberrstr);
180 		DBLIB_G(err).dberrstr = NULL;
181 	}
182 	if (DBLIB_G(err).lastmsg) {
183 		efree(DBLIB_G(err).lastmsg);
184 		DBLIB_G(err).lastmsg = NULL;
185 	}
186 	return SUCCESS;
187 }
188 
PHP_MINIT_FUNCTION(pdo_dblib)189 PHP_MINIT_FUNCTION(pdo_dblib)
190 {
191 	if (FAIL == dbinit()) {
192 		return FAILURE;
193 	}
194 
195 	if (FAILURE == php_pdo_register_driver(&pdo_dblib_driver)) {
196 		return FAILURE;
197 	}
198 
199 	/* TODO:
200 
201 	dbsetifile()
202 	dbsetmaxprocs()
203 	dbsetlogintime()
204 	dbsettime()
205 
206 	 */
207 
208 #if !PHP_DBLIB_IS_MSSQL
209 	dberrhandle(error_handler);
210 	dbmsghandle(msg_handler);
211 #endif
212 
213 	return SUCCESS;
214 }
215 
PHP_MSHUTDOWN_FUNCTION(pdo_dblib)216 PHP_MSHUTDOWN_FUNCTION(pdo_dblib)
217 {
218 	php_pdo_unregister_driver(&pdo_dblib_driver);
219 	dbexit();
220 	return SUCCESS;
221 }
222 
PHP_MINFO_FUNCTION(pdo_dblib)223 PHP_MINFO_FUNCTION(pdo_dblib)
224 {
225 	php_info_print_table_start();
226 	php_info_print_table_header(2, "PDO Driver for "
227 #if PDO_DBLIB_IS_MSSQL
228 		"MSSQL"
229 #elif defined(PHP_WIN32)
230 		"FreeTDS/Sybase/MSSQL"
231 #else
232 		"FreeTDS/Sybase"
233 #endif
234 		" DB-lib", "enabled");
235 	php_info_print_table_row(2, "Flavour", PDO_DBLIB_FLAVOUR);
236 	php_info_print_table_end();
237 }
238 
239