File: SQLBindCol.c

package info (click to toggle)
unixodbc 2.3.1-3
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 11,524 kB
  • ctags: 7,656
  • sloc: ansic: 89,405; sh: 15,975; makefile: 1,574; yacc: 969; sql: 1
file content (348 lines) | stat: -rw-r--r-- 9,547 bytes parent folder | download
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
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
/*********************************************************************
 *
 * This is based on code created by Peter Harvey,
 * (pharvey@codebydesign.com).
 *
 * Modified and extended by Nick Gorham
 * (nick@lurcher.org).
 *
 * Any bugs or problems should be considered the fault of Nick and not
 * Peter.
 *
 * copyright (c) 1999 Nick Gorham
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 **********************************************************************
 *
 * $Id: SQLBindCol.c,v 1.8 2009/02/18 17:59:08 lurcher Exp $
 *
 * $Log: SQLBindCol.c,v $
 * Revision 1.8  2009/02/18 17:59:08  lurcher
 * Shift to using config.h, the compile lines were making it hard to spot warnings
 *
 * Revision 1.7  2007/03/05 09:49:23  lurcher
 * Get it to build on VMS again
 *
 * Revision 1.6  2006/04/11 10:22:56  lurcher
 * Fix a data type check
 *
 * Revision 1.5  2006/03/08 11:22:13  lurcher
 * Add check for valid C_TYPE
 *
 * Revision 1.4  2003/10/30 18:20:45  lurcher
 *
 * Fix broken thread protection
 * Remove SQLNumResultCols after execute, lease S4/S% to driver
 * Fix string overrun in SQLDriverConnect
 * Add initial support for Interix
 *
 * Revision 1.3  2002/12/05 17:44:30  lurcher
 *
 * Display unknown return values in return logging
 *
 * Revision 1.2  2001/12/13 13:00:31  lurcher
 *
 * Remove most if not all warnings on 64 bit platforms
 * Add support for new MS 3.52 64 bit changes
 * Add override to disable the stopping of tracing
 * Add MAX_ROWS support in postgres driver
 *
 * Revision 1.1.1.1  2001/10/17 16:40:05  lurcher
 *
 * First upload to SourceForge
 *
 * Revision 1.2  2001/04/12 17:43:35  nick
 *
 * Change logging and added autotest to odbctest
 *
 * Revision 1.1.1.1  2000/09/04 16:42:52  nick
 * Imported Sources
 *
 * Revision 1.9  1999/11/13 23:40:58  ngorham
 *
 * Alter the way DM logging works
 * Upgrade the Postgres driver to 6.4.6
 *
 * Revision 1.8  1999/10/24 23:54:17  ngorham
 *
 * First part of the changes to the error reporting
 *
 * Revision 1.7  1999/10/09 00:56:16  ngorham
 *
 * Added Manush's patch to map ODBC 3-2 datetime values
 *
 * Revision 1.6  1999/10/09 00:15:58  ngorham
 *
 * Add mapping from SQL_TYPE_X to SQL_X and SQL_C_TYPE_X to SQL_C_X
 * when the driver is a ODBC 2 one
 *
 * Revision 1.5  1999/09/21 22:34:23  ngorham
 *
 * Improve performance by removing unneeded logging calls when logging is
 * disabled
 *
 * Revision 1.4  1999/07/10 21:10:15  ngorham
 *
 * Adjust error sqlstate from driver manager, depending on requested
 * version (ODBC2/3)
 *
 * Revision 1.3  1999/07/04 21:05:06  ngorham
 *
 * Add LGPL Headers to code
 *
 * Revision 1.2  1999/06/30 23:56:54  ngorham
 *
 * Add initial thread safety code
 *
 * Revision 1.1.1.1  1999/05/29 13:41:05  sShandyb
 * first go at it
 *
 * Revision 1.1.1.1  1999/05/27 18:23:17  pharvey
 * Imported sources
 *
 * Revision 1.3  1999/04/30 16:22:47  nick
 * Another checkpoint
 *
 * Revision 1.2  1999/04/29 20:47:37  nick
 * Another checkpoint
 *
 * Revision 1.1  1999/04/25 23:02:41  nick
 * Initial revision
 *
 *
 **********************************************************************/

#include <config.h>
#include "drivermanager.h"

static char const rcsid[]= "$RCSfile: SQLBindCol.c,v $ $Revision: 1.8 $";

int check_target_type( int c_type ) 
{
    /*
     * driver defined types
     */
    if ( c_type >= 0x4000 && c_type <= 0x7FFF ) {
        return 1;
    }

	switch( c_type ) {
		case SQL_C_CHAR:
		case SQL_C_LONG:
		case SQL_C_SHORT:
		case SQL_C_FLOAT:
		case SQL_C_NUMERIC:
		case SQL_C_DEFAULT:
		case SQL_C_DATE:
		case SQL_C_TIME:
		case SQL_C_TIMESTAMP:
		case SQL_C_TYPE_DATE:
		case SQL_C_TYPE_TIME:
		case SQL_C_TYPE_TIMESTAMP:
		case SQL_C_INTERVAL_YEAR:
		case SQL_C_INTERVAL_MONTH:
		case SQL_C_INTERVAL_DAY:
		case SQL_C_INTERVAL_HOUR:
		case SQL_C_INTERVAL_MINUTE:
		case SQL_C_INTERVAL_SECOND:
		case SQL_C_INTERVAL_YEAR_TO_MONTH:
		case SQL_C_INTERVAL_DAY_TO_HOUR:
		case SQL_C_INTERVAL_DAY_TO_MINUTE:
		case SQL_C_INTERVAL_DAY_TO_SECOND:
		case SQL_C_INTERVAL_HOUR_TO_MINUTE:
		case SQL_C_INTERVAL_HOUR_TO_SECOND:
		case SQL_C_INTERVAL_MINUTE_TO_SECOND:
		case SQL_C_BINARY:
		case SQL_C_BIT:
		case SQL_C_SBIGINT:
		case SQL_C_UBIGINT:
		case SQL_C_TINYINT:
		case SQL_C_SLONG:
		case SQL_C_SSHORT:
		case SQL_C_STINYINT:
		case SQL_C_ULONG:
		case SQL_C_USHORT:
		case SQL_C_UTINYINT:
		case SQL_C_GUID:
		case SQL_C_WCHAR:
		case SQL_ARD_TYPE:
		case SQL_C_DOUBLE:
		/* case SQL_C_XML: still trying to find what value this is */
			return 1;

		default:
			return 0;
	}
}

SQLRETURN SQLBindCol( SQLHSTMT statement_handle,
		   SQLUSMALLINT column_number,
           SQLSMALLINT target_type,
		   SQLPOINTER target_value,
           SQLLEN buffer_length,
	   	   SQLLEN *strlen_or_ind )
{
    DMHSTMT statement = (DMHSTMT) statement_handle;
    SQLRETURN ret;

    /*
     * check statement
     */

    if ( !__validate_stmt( statement ))
    {
        dm_log_write( __FILE__, 
                __LINE__, 
                    LOG_INFO, 
                    LOG_INFO, 
                    "Error: SQL_INVALID_HANDLE" );

        return SQL_INVALID_HANDLE;
    }

    function_entry( statement );

    if ( log_info.log_flag )
    {
        sprintf( statement -> msg, "\n\t\tEntry:\
\n\t\t\tStatement = %p\
\n\t\t\tColumn Number = %d\
\n\t\t\tTarget Type = %d %s\
\n\t\t\tTarget Value = %p\
\n\t\t\tBuffer Length = %d\
\n\t\t\tStrLen Or Ind = %p", 
                statement,
                column_number,
                target_type,
                __sql_as_text( target_type ),
                target_value,
                (int)buffer_length,
                (void*)strlen_or_ind );

        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                statement -> msg );
    }

    thread_protect( SQL_HANDLE_STMT, statement );

    if ( buffer_length < 0 )
    {
        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                "Error: HY090" );

        __post_internal_error( &statement -> error,
                ERROR_HY090, NULL,
                statement -> connection -> environment -> requested_version );

        return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
    }

    /*
     * TO_DO
     * Check the type against a bookmark
     * check that the length is 4 for a odbc 2 bookmark
     * remember thats its bound for SQLGetData checks
     */

    /*
     * check states
     */

    if ( statement -> state == STATE_S8 ||
            statement -> state == STATE_S9 ||
            statement -> state == STATE_S10 ||
            statement -> state == STATE_S11 ||
            statement -> state == STATE_S12 )
    {
        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                "Error: HY010" );

        __post_internal_error( &statement -> error,
                ERROR_HY010, NULL,
                statement -> connection -> environment -> requested_version );

        return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
    }

	/*
	 * check valid C_TYPE
     * Its possible to call with the indicator and buffer NULL to unbind without setting the type
	 */

	if (( target_value || strlen_or_ind ) && !check_target_type( target_type ))
	{
        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                "Error: HY003" );

        __post_internal_error( &statement -> error,
                ERROR_HY003, NULL,
                statement -> connection -> environment -> requested_version );

        return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
	}

    if ( !CHECK_SQLBINDCOL( statement -> connection ))
    {
        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                "Error: IM001" );

        __post_internal_error( &statement -> error,
                ERROR_IM001, NULL,
                statement -> connection -> environment -> requested_version );

        return function_return( SQL_HANDLE_STMT, statement, SQL_ERROR );
    }

    ret = SQLBINDCOL( statement -> connection ,
            statement -> driver_stmt,
		    column_number,
             __map_type(MAP_C_DM2D,statement->connection,target_type),
		    target_value,
            buffer_length,
	   	    strlen_or_ind );

    if ( log_info.log_flag )
    {
        SQLCHAR buf[ 128 ];

        sprintf( statement -> msg, 
                "\n\t\tExit:[%s]",
                    __get_return_status( ret, buf ));

        dm_log_write( __FILE__, 
                __LINE__, 
                LOG_INFO, 
                LOG_INFO, 
                statement -> msg );
    }

    return function_return( SQL_HANDLE_STMT, statement, ret );
}