1/*
2  +----------------------------------------------------------------------+
3  | PHP Version 5                                                        |
4  +----------------------------------------------------------------------+
5  | Copyright (c) 1997-2013 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
35ZEND_DECLARE_MODULE_GLOBALS(dblib)
36static PHP_GINIT_FUNCTION(dblib);
37
38const zend_function_entry pdo_dblib_functions[] = {
39    PHP_FE_END
40};
41
42#if ZEND_MODULE_API_NO >= 20050922
43static 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
50zend_module_entry pdo_mssql_module_entry = {
51#else
52zend_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
83ZEND_GET_MODULE(pdo_mssql)
84#else
85ZEND_GET_MODULE(pdo_dblib)
86#endif
87#endif
88
89int 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
140int 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
166static PHP_GINIT_FUNCTION(dblib)
167{
168    memset(dblib_globals, 0, sizeof(*dblib_globals));
169    dblib_globals->err.sqlstate = dblib_globals->sqlstate;
170}
171
172PHP_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
189PHP_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
216PHP_MSHUTDOWN_FUNCTION(pdo_dblib)
217{
218    php_pdo_unregister_driver(&pdo_dblib_driver);
219    dbexit();
220    return SUCCESS;
221}
222
223PHP_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