1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 1997-2018 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 #ifdef HAVE_CONFIG_H
21 # include "config.h"
22 #endif
23
24 #include "php.h"
25 #include "php_ini.h"
26 #include "ext/standard/info.h"
27 #include "pdo/php_pdo.h"
28 #include "pdo/php_pdo_driver.h"
29 #include "php_pdo_dblib.h"
30 #include "php_pdo_dblib_int.h"
31 #include "zend_exceptions.h"
32
33 ZEND_DECLARE_MODULE_GLOBALS(dblib)
34 static PHP_GINIT_FUNCTION(dblib);
35
36 static const zend_function_entry pdo_dblib_functions[] = {
37 PHP_FE_END
38 };
39
40 static const zend_module_dep pdo_dblib_deps[] = {
41 ZEND_MOD_REQUIRED("pdo")
42 ZEND_MOD_END
43 };
44
45 #if PDO_DBLIB_IS_MSSQL
46 zend_module_entry pdo_mssql_module_entry = {
47 #else
48 zend_module_entry pdo_dblib_module_entry = {
49 #endif
50 STANDARD_MODULE_HEADER_EX, NULL,
51 pdo_dblib_deps,
52 #if PDO_DBLIB_IS_MSSQL
53 "pdo_mssql",
54 #elif defined(PHP_WIN32)
55 "pdo_sybase",
56 #else
57 "pdo_dblib",
58 #endif
59 pdo_dblib_functions,
60 PHP_MINIT(pdo_dblib),
61 PHP_MSHUTDOWN(pdo_dblib),
62 NULL,
63 PHP_RSHUTDOWN(pdo_dblib),
64 PHP_MINFO(pdo_dblib),
65 PHP_PDO_DBLIB_VERSION,
66 PHP_MODULE_GLOBALS(dblib),
67 PHP_GINIT(dblib),
68 NULL,
69 NULL,
70 STANDARD_MODULE_PROPERTIES_EX
71 };
72
73 #if defined(COMPILE_DL_PDO_DBLIB) || defined(COMPILE_DL_PDO_MSSQL)
74 #if PDO_DBLIB_IS_MSSQL
ZEND_GET_MODULE(pdo_mssql)75 ZEND_GET_MODULE(pdo_mssql)
76 #else
77 ZEND_GET_MODULE(pdo_dblib)
78 #endif
79 #endif
80
81 int pdo_dblib_error_handler(DBPROCESS *dbproc, int severity, int dberr,
82 int oserr, char *dberrstr, char *oserrstr)
83 {
84 pdo_dblib_err *einfo;
85 char *state = "HY000";
86
87 if(dbproc) {
88 einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
89 if (!einfo) einfo = &DBLIB_G(err);
90 } else {
91 einfo = &DBLIB_G(err);
92 }
93
94 einfo->severity = severity;
95 einfo->oserr = oserr;
96 einfo->dberr = dberr;
97
98 if (einfo->oserrstr) {
99 efree(einfo->oserrstr);
100 }
101 if (einfo->dberrstr) {
102 efree(einfo->dberrstr);
103 }
104 if (oserrstr) {
105 einfo->oserrstr = estrdup(oserrstr);
106 } else {
107 einfo->oserrstr = NULL;
108 }
109 if (dberrstr) {
110 einfo->dberrstr = estrdup(dberrstr);
111 } else {
112 einfo->dberrstr = NULL;
113 }
114
115 switch (dberr) {
116 case SYBESEOF:
117 case SYBEFCON: state = "01002"; break;
118 case SYBEMEM: state = "HY001"; break;
119 case SYBEPWD: state = "28000"; break;
120 }
121 strcpy(einfo->sqlstate, state);
122
123 return INT_CANCEL;
124 }
125
pdo_dblib_msg_handler(DBPROCESS * dbproc,DBINT msgno,int msgstate,int severity,char * msgtext,char * srvname,char * procname,DBUSMALLINT line)126 int pdo_dblib_msg_handler(DBPROCESS *dbproc, DBINT msgno, int msgstate,
127 int severity, char *msgtext, char *srvname, char *procname, DBUSMALLINT line)
128 {
129 pdo_dblib_err *einfo;
130
131 if (severity) {
132 einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
133 if (!einfo) {
134 einfo = &DBLIB_G(err);
135 }
136
137 if (einfo->lastmsg) {
138 efree(einfo->lastmsg);
139 }
140
141 einfo->lastmsg = estrdup(msgtext);
142 }
143
144 return 0;
145 }
146
pdo_dblib_err_dtor(pdo_dblib_err * err)147 void pdo_dblib_err_dtor(pdo_dblib_err *err)
148 {
149 if (!err) {
150 return;
151 }
152
153 if (err->dberrstr) {
154 efree(err->dberrstr);
155 err->dberrstr = NULL;
156 }
157 if (err->lastmsg) {
158 efree(err->lastmsg);
159 err->lastmsg = NULL;
160 }
161 if (err->oserrstr) {
162 efree(err->oserrstr);
163 err->oserrstr = NULL;
164 }
165 }
166
PHP_GINIT_FUNCTION(dblib)167 static PHP_GINIT_FUNCTION(dblib)
168 {
169 memset(dblib_globals, 0, sizeof(*dblib_globals));
170 dblib_globals->err.sqlstate = dblib_globals->sqlstate;
171 }
172
PHP_RSHUTDOWN_FUNCTION(pdo_dblib)173 PHP_RSHUTDOWN_FUNCTION(pdo_dblib)
174 {
175 if (DBLIB_G(err).oserrstr) {
176 efree(DBLIB_G(err).oserrstr);
177 DBLIB_G(err).oserrstr = NULL;
178 }
179 if (DBLIB_G(err).dberrstr) {
180 efree(DBLIB_G(err).dberrstr);
181 DBLIB_G(err).dberrstr = NULL;
182 }
183 if (DBLIB_G(err).lastmsg) {
184 efree(DBLIB_G(err).lastmsg);
185 DBLIB_G(err).lastmsg = NULL;
186 }
187 return SUCCESS;
188 }
189
PHP_MINIT_FUNCTION(pdo_dblib)190 PHP_MINIT_FUNCTION(pdo_dblib)
191 {
192 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_CONNECTION_TIMEOUT", (long) PDO_DBLIB_ATTR_CONNECTION_TIMEOUT);
193 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_QUERY_TIMEOUT", (long) PDO_DBLIB_ATTR_QUERY_TIMEOUT);
194 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_STRINGIFY_UNIQUEIDENTIFIER", (long) PDO_DBLIB_ATTR_STRINGIFY_UNIQUEIDENTIFIER);
195 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_VERSION", (long) PDO_DBLIB_ATTR_VERSION);
196 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_TDS_VERSION", (long) PDO_DBLIB_ATTR_TDS_VERSION);
197 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_SKIP_EMPTY_ROWSETS", (long) PDO_DBLIB_ATTR_SKIP_EMPTY_ROWSETS);
198 REGISTER_PDO_CLASS_CONST_LONG("DBLIB_ATTR_DATETIME_CONVERT", (long) PDO_DBLIB_ATTR_DATETIME_CONVERT);
199
200 if (FAIL == dbinit()) {
201 return FAILURE;
202 }
203
204 if (FAILURE == php_pdo_register_driver(&pdo_dblib_driver)) {
205 return FAILURE;
206 }
207
208 #if !PHP_DBLIB_IS_MSSQL
209 dberrhandle((EHANDLEFUNC) pdo_dblib_error_handler);
210 dbmsghandle((MHANDLEFUNC) pdo_dblib_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