Line data Source code
1 : /*
2 : * SPDX-License-Identifier: MPL-2.0
3 : *
4 : * This Source Code Form is subject to the terms of the Mozilla Public
5 : * License, v. 2.0. If a copy of the MPL was not distributed with this
6 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
7 : *
8 : * Copyright 2024 MonetDB Foundation;
9 : * Copyright August 2008 - 2023 MonetDB B.V.;
10 : * Copyright 1997 - July 2008 CWI.
11 : */
12 :
13 : /*
14 : * This code was created by Peter Harvey (mostly during Christmas 98/99).
15 : * This code is LGPL. Please ensure that this message remains in future
16 : * distributions and uses of this code (that's about all I get out of it).
17 : * - Peter Harvey pharvey@codebydesign.com
18 : *
19 : * This file has been modified for the MonetDB project. See the file
20 : * Copyright in this directory for more information.
21 : */
22 :
23 : /**********************************************************************
24 : * SQLGetConnectOption()
25 : * CLI Compliance: deprecated in ODBC 3.0 (replaced by SQLGetConnectAttr())
26 : * Provided here for old (pre ODBC 3.0) applications and driver managers.
27 : **********************************************************************/
28 :
29 : #include "ODBCGlobal.h"
30 : #include "ODBCDbc.h"
31 : #include "ODBCUtil.h"
32 :
33 : #ifdef _MSC_VER
34 : /* can't call them by their real name with Visual Studio 12.0 since we
35 : * would then get a warning which we translate to an error during
36 : * compilation (also see ODBC.syms) */
37 : #define SQLGetConnectOption SQLGetConnectOption_deprecated
38 : #define SQLGetConnectOptionA SQLGetConnectOptionA_deprecated
39 : #define SQLGetConnectOptionW SQLGetConnectOptionW_deprecated
40 : #endif
41 :
42 : static SQLRETURN
43 0 : MNDBGetConnectOption(ODBCDbc *dbc,
44 : SQLUSMALLINT Option,
45 : SQLPOINTER ValuePtr)
46 : {
47 0 : SQLLEN v;
48 0 : SQLRETURN r;
49 :
50 : /* use mapping as described in ODBC 3 SDK Help file */
51 0 : switch (Option) {
52 : /* connection attributes (ODBC 1 and 2 only) */
53 0 : case SQL_ACCESS_MODE:
54 : case SQL_AUTOCOMMIT:
55 : case SQL_LOGIN_TIMEOUT:
56 : case SQL_OPT_TRACE:
57 : case SQL_PACKET_SIZE:
58 : case SQL_TRANSLATE_OPTION:
59 : case SQL_TXN_ISOLATION:
60 : /* 32 bit integer argument */
61 0 : return MNDBGetConnectAttr(dbc, Option, ValuePtr, 0, NULL);
62 0 : case SQL_ODBC_CURSORS:
63 : /* 32 bit integer argument, but SQLGetConnectAttr returns 64 */
64 0 : r = MNDBGetConnectAttr(dbc, Option, &v, 0, NULL);
65 0 : if (SQL_SUCCEEDED(r))
66 0 : WriteData(ValuePtr, (SQLUINTEGER) v, SQLUINTEGER);
67 : return r;
68 0 : case SQL_QUIET_MODE:
69 : /* 32/64 bit integer argument */
70 0 : return MNDBGetConnectAttr(dbc, Option, ValuePtr, 0, NULL);
71 0 : case SQL_CURRENT_QUALIFIER:
72 : case SQL_OPT_TRACEFILE:
73 : case SQL_TRANSLATE_DLL:
74 : /* null terminated string argument */
75 0 : return MNDBGetConnectAttr(dbc, Option, ValuePtr,
76 : SQL_MAX_OPTION_STRING_LENGTH, NULL);
77 0 : default:
78 : /* Invalid attribute/option identifier */
79 0 : addDbcError(dbc, "HY092", NULL, 0);
80 0 : break;
81 : }
82 :
83 0 : return SQL_ERROR;
84 : }
85 :
86 : SQLRETURN SQL_API
87 : SQLGetConnectOption(SQLHDBC ConnectionHandle,
88 : SQLUSMALLINT Option,
89 : SQLPOINTER ValuePtr)
90 : {
91 0 : ODBCDbc *dbc = (ODBCDbc *) ConnectionHandle;
92 :
93 : #ifdef ODBCDEBUG
94 0 : ODBCLOG("SQLGetConnectOption %p %s %p\n",
95 : ConnectionHandle, translateConnectOption(Option),
96 : ValuePtr);
97 : #endif
98 :
99 0 : if (!isValidDbc(dbc))
100 : return SQL_INVALID_HANDLE;
101 0 : clearDbcErrors(dbc);
102 :
103 0 : return MNDBGetConnectOption(dbc, Option, ValuePtr);
104 : }
105 :
106 : SQLRETURN SQL_API
107 : SQLGetConnectOptionA(SQLHDBC ConnectionHandle,
108 : SQLUSMALLINT Option,
109 : SQLPOINTER ValuePtr)
110 : {
111 0 : return SQLGetConnectOption(ConnectionHandle, Option, ValuePtr);
112 : }
113 :
114 : SQLRETURN SQL_API
115 : SQLGetConnectOptionW(SQLHDBC ConnectionHandle,
116 : SQLUSMALLINT Option,
117 : SQLPOINTER ValuePtr)
118 : {
119 0 : ODBCDbc *dbc = (ODBCDbc *) ConnectionHandle;
120 0 : SQLRETURN rc;
121 0 : SQLPOINTER ptr;
122 :
123 : #ifdef ODBCDEBUG
124 0 : ODBCLOG("SQLGetConnectOptionW %p %s %p\n",
125 : ConnectionHandle, translateConnectOption(Option),
126 : ValuePtr);
127 : #endif
128 :
129 0 : if (!isValidDbc(dbc))
130 : return SQL_INVALID_HANDLE;
131 :
132 0 : clearDbcErrors(dbc);
133 :
134 0 : switch (Option) {
135 : /* all string attributes */
136 0 : case SQL_CURRENT_QUALIFIER:
137 : case SQL_OPT_TRACEFILE:
138 : case SQL_TRANSLATE_DLL:
139 0 : ptr = (SQLPOINTER) malloc(SQL_MAX_OPTION_STRING_LENGTH);
140 0 : if (ptr == NULL) {
141 : /* Memory allocation error */
142 0 : addDbcError(dbc, "HY001", NULL, 0);
143 0 : return SQL_ERROR;
144 : }
145 : break;
146 : default:
147 : ptr = ValuePtr;
148 : break;
149 : }
150 :
151 0 : rc = MNDBGetConnectOption(dbc, Option, ptr);
152 :
153 0 : if (ptr != ValuePtr) {
154 0 : if (SQL_SUCCEEDED(rc)) {
155 0 : SQLSMALLINT n = (SQLSMALLINT) strlen((char *) ptr);
156 0 : SQLSMALLINT *nullp = NULL;
157 :
158 0 : fixWcharOut(rc, ptr, n, ValuePtr,
159 : SQL_MAX_OPTION_STRING_LENGTH, nullp, 2,
160 : addDbcError, dbc);
161 : }
162 0 : free(ptr);
163 : }
164 :
165 : return rc;
166 : }
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