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    einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
97    if (!einfo) einfo = &DBLIB_G(err);
98
99    einfo->severity = severity;
100    einfo->oserr = oserr;
101    einfo->dberr = dberr;
102    if (einfo->oserrstr) {
103        efree(einfo->oserrstr);
104    }
105    if (einfo->dberrstr) {
106        efree(einfo->dberrstr);
107    }
108    if (oserrstr) {
109        einfo->oserrstr = estrdup(oserrstr);
110    } else {
111        einfo->oserrstr = NULL;
112    }
113    if (dberrstr) {
114        einfo->dberrstr = estrdup(dberrstr);
115    } else {
116        einfo->dberrstr = NULL;
117    }
118
119    switch (dberr) {
120        case SYBESEOF:
121        case SYBEFCON:  state = "01002"; break;
122        case SYBEMEM:   state = "HY001"; break;
123        case SYBEPWD:   state = "28000"; break;
124    }
125    strcpy(einfo->sqlstate, state);
126
127#if 0
128    php_error_docref(NULL TSRMLS_CC, E_WARNING,
129        "dblib error: %d %s (severity %d)",
130        dberr, dberrstr, severity);
131#endif
132
133    return INT_CANCEL;
134}
135
136int msg_handler(DBPROCESS *dbproc, DBINT msgno, int msgstate,
137    int severity, char *msgtext, char *srvname, char *procname, DBUSMALLINT line)
138{
139    pdo_dblib_err *einfo;
140    TSRMLS_FETCH();
141
142    if (severity) {
143        einfo = (pdo_dblib_err*)dbgetuserdata(dbproc);
144        if (!einfo) {
145            einfo = &DBLIB_G(err);
146        }
147
148        if (einfo->lastmsg) {
149            efree(einfo->lastmsg);
150        }
151
152        einfo->lastmsg = estrdup(msgtext);
153    }
154
155#if 0
156    php_error_docref(NULL TSRMLS_CC, E_WARNING, "dblib message: %s (severity %d)", msgtext, severity);
157#endif
158
159    return 0;
160}
161
162static PHP_GINIT_FUNCTION(dblib)
163{
164    memset(dblib_globals, 0, sizeof(*dblib_globals));
165    dblib_globals->err.sqlstate = dblib_globals->sqlstate;
166}
167
168PHP_RSHUTDOWN_FUNCTION(pdo_dblib)
169{
170    if (DBLIB_G(err).oserrstr) {
171        efree(DBLIB_G(err).oserrstr);
172        DBLIB_G(err).oserrstr = NULL;
173    }
174    if (DBLIB_G(err).dberrstr) {
175        efree(DBLIB_G(err).dberrstr);
176        DBLIB_G(err).dberrstr = NULL;
177    }
178    if (DBLIB_G(err).lastmsg) {
179        efree(DBLIB_G(err).lastmsg);
180        DBLIB_G(err).lastmsg = NULL;
181    }
182    return SUCCESS;
183}
184
185PHP_MINIT_FUNCTION(pdo_dblib)
186{
187    if (FAIL == dbinit()) {
188        return FAILURE;
189    }
190
191    if (FAILURE == php_pdo_register_driver(&pdo_dblib_driver)) {
192        return FAILURE;
193    }
194
195    /* TODO:
196
197    dbsetifile()
198    dbsetmaxprocs()
199    dbsetlogintime()
200    dbsettime()
201
202     */
203
204#if !PHP_DBLIB_IS_MSSQL
205    dberrhandle(error_handler);
206    dbmsghandle(msg_handler);
207#endif
208
209    return SUCCESS;
210}
211
212PHP_MSHUTDOWN_FUNCTION(pdo_dblib)
213{
214    php_pdo_unregister_driver(&pdo_dblib_driver);
215    dbexit();
216    return SUCCESS;
217}
218
219PHP_MINFO_FUNCTION(pdo_dblib)
220{
221    php_info_print_table_start();
222    php_info_print_table_header(2, "PDO Driver for "
223#if PDO_DBLIB_IS_MSSQL
224        "MSSQL"
225#elif defined(PHP_WIN32)
226        "FreeTDS/Sybase/MSSQL"
227#else
228        "FreeTDS/Sybase"
229#endif
230        " DB-lib", "enabled");
231    php_info_print_table_row(2, "Flavour", PDO_DBLIB_FLAVOUR);
232    php_info_print_table_end();
233}
234
235