1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
|
/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2004 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Wez Furlong <wez@php.net> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "pdo/php_pdo.h"
#include "pdo/php_pdo_driver.h"
#include "php_pdo_odbc.h"
#include "php_pdo_odbc_int.h"
void _odbc_error(pdo_dbh_t *dbh, char *what, PDO_ODBC_HSTMT stmt, const char *file, int line TSRMLS_DC) /* {{{ */
{
RETCODE rc;
SWORD errmsgsize;
pdo_odbc_db_handle *H = (pdo_odbc_db_handle*)dbh->driver_data;
rc = SQLError(H->env, H->dbc, stmt, H->last_state, &H->last_error,
H->last_err_msg, sizeof(H->last_err_msg)-1, &errmsgsize);
H->last_err_msg[errmsgsize] = '\0';
php_error_docref(NULL TSRMLS_CC, E_WARNING, "(%s:%d) %s: %d %s [SQL State %s]",
file, line, what, H->last_error, H->last_err_msg, H->last_state);
}
/* }}} */
static int odbc_handle_closer(pdo_dbh_t *dbh TSRMLS_DC)
{
pdo_odbc_db_handle *H = (pdo_odbc_db_handle*)dbh->driver_data;
if (H->dbc != SQL_NULL_HANDLE) {
SQLEndTran(SQL_HANDLE_DBC, H->dbc, SQL_ROLLBACK);
}
SQLFreeHandle(SQL_HANDLE_STMT, H->dbc);
SQLFreeHandle(SQL_HANDLE_ENV, H->env);
pefree(H, dbh->is_persistent);
return 0;
}
static int odbc_handle_preparer(pdo_dbh_t *dbh, const char *sql, long sql_len, pdo_stmt_t *stmt TSRMLS_DC)
{
RETCODE rc;
pdo_odbc_db_handle *H = (pdo_odbc_db_handle *)dbh->driver_data;
pdo_odbc_stmt *S = ecalloc(1, sizeof(*S));
S->H = H;
rc = SQLAllocHandle(SQL_HANDLE_STMT, H->dbc, &S->stmt);
if (rc == SQL_INVALID_HANDLE || rc == SQL_ERROR) {
efree(S);
odbc_error(dbh, "SQLAllocStmt", SQL_NULL_HSTMT);
return 0;
}
rc = SQLPrepare(S->stmt, (char*)sql, SQL_NTS);
if (rc != SQL_SUCCESS) {
odbc_error(dbh, "SQLPrepare", S->stmt);
}
if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) {
SQLFreeHandle(SQL_HANDLE_STMT, S->stmt);
return 0;
}
stmt->driver_data = S;
stmt->methods = &odbc_stmt_methods;
return 1;
}
static int odbc_handle_doer(pdo_dbh_t *dbh, const char *sql TSRMLS_DC)
{
pdo_odbc_db_handle *H = (pdo_odbc_db_handle *)dbh->driver_data;
return 0;
}
static int odbc_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, int unquotedlen, char **quoted, int *quotedlen TSRMLS_DC)
{
pdo_odbc_db_handle *H = (pdo_odbc_db_handle *)dbh->driver_data;
return 0;
}
static int odbc_handle_begin(pdo_dbh_t *dbh TSRMLS_DC)
{
/* with ODBC, there is nothing special to be done */
return 1;
}
static int odbc_handle_commit(pdo_dbh_t *dbh TSRMLS_DC)
{
pdo_odbc_db_handle *H = (pdo_odbc_db_handle *)dbh->driver_data;
RETCODE rc;
rc = SQLEndTran(SQL_HANDLE_DBC, H->dbc, SQL_COMMIT);
if (rc != SQL_SUCCESS) {
odbc_error(dbh, "SQLEndTran: Commit", SQL_NULL_HSTMT);
if (rc != SQL_SUCCESS_WITH_INFO) {
return 0;
}
}
return 1;
}
static int odbc_handle_rollback(pdo_dbh_t *dbh TSRMLS_DC)
{
pdo_odbc_db_handle *H = (pdo_odbc_db_handle *)dbh->driver_data;
RETCODE rc;
rc = SQLEndTran(SQL_HANDLE_DBC, H->dbc, SQL_ROLLBACK);
if (rc != SQL_SUCCESS) {
odbc_error(dbh, "SQLEndTran: Rollback", SQL_NULL_HSTMT);
if (rc != SQL_SUCCESS_WITH_INFO) {
return 0;
}
}
return 1;
}
static struct pdo_dbh_methods odbc_methods = {
odbc_handle_closer,
odbc_handle_preparer,
odbc_handle_doer,
odbc_handle_quoter,
odbc_handle_begin,
odbc_handle_commit,
odbc_handle_rollback,
};
static int pdo_odbc_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_DC) /* {{{ */
{
pdo_odbc_db_handle *H;
RETCODE rc;
int use_direct = 0;
H = pecalloc(1, sizeof(*H), dbh->is_persistent);
dbh->driver_data = H;
SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &H->env);
rc = SQLSetEnvAttr(H->env, SQL_ATTR_ODBC_VERSION, (void*)SQL_OV_ODBC3, 0);
if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) {
odbc_error(dbh, "SQLSetEnvAttr: ODBC3", SQL_NULL_HSTMT);
odbc_handle_closer(dbh TSRMLS_CC);
return 0;
}
rc = SQLAllocHandle(SQL_HANDLE_DBC, H->env, &H->dbc);
if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) {
odbc_error(dbh, "SQLAllocHandle (DBC)", SQL_NULL_HSTMT);
odbc_handle_closer(dbh TSRMLS_CC);
return 0;
}
if (!dbh->auto_commit) {
rc = SQLSetConnectAttr(H->dbc, SQL_ATTR_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF, SQL_IS_UINTEGER);
if (rc != SQL_SUCCESS) {
odbc_error(dbh, "SQLSetConnectAttr AUTOCOMMIT = OFF", SQL_NULL_HSTMT);
odbc_handle_closer(dbh TSRMLS_CC);
return 0;
}
}
if (strchr(dbh->data_source, ';')) {
char dsnbuf[1024];
short dsnbuflen;
use_direct = 1;
/* Force UID and PWD to be set in the DSN */
if (*dbh->username && !strstr(dbh->data_source, "uid") && !strstr(dbh->data_source, "UID")) {
char *dsn = pemalloc(strlen(dbh->data_source) + strlen(dbh->username) + strlen(dbh->password) + sizeof(";UID=;PWD="), dbh->is_persistent);
sprintf(dsn, "%s;UID=%s;PWD=%s", dbh->data_source, dbh->username, dbh->password);
pefree((char*)dbh->data_source, dbh->is_persistent);
dbh->data_source = dsn;
}
rc = SQLDriverConnect(H->dbc, NULL, (char*)dbh->data_source, strlen(dbh->data_source),
dsnbuf, sizeof(dsnbuf)-1, &dsnbuflen, SQL_DRIVER_NOPROMPT);
}
if (!use_direct) {
rc = SQLConnect(H->dbc, (char*)dbh->data_source, SQL_NTS, dbh->username, SQL_NTS, dbh->password, SQL_NTS);
}
if (rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO) {
odbc_error(dbh, use_direct ? "SQLDriverConnect" : "SQLConnect", SQL_NULL_HSTMT);
odbc_handle_closer(dbh TSRMLS_CC);
return 0;
}
/* TODO: if we want to play nicely, we should check to see if the driver supports ODBC v3 or not */
dbh->methods = &odbc_methods;
dbh->alloc_own_columns = 1;
dbh->supports_placeholders = 1;
return 1;
}
/* }}} */
pdo_driver_t pdo_odbc_driver = {
PDO_DRIVER_HEADER(odbc),
pdo_odbc_handle_factory
};
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: noet sw=4 ts=4 fdm=marker
* vim<600: noet sw=4 ts=4
*/
|
