| 1 | /********************************************************************* |
| 2 | * |
| 3 | * This is based on code created by Peter Harvey, |
| 4 | * (pharvey@codebydesign.com). |
| 5 | * |
| 6 | * Modified and extended by Nick Gorham |
| 7 | * (nick@lurcher.org). |
| 8 | * |
| 9 | * Any bugs or problems should be considered the fault of Nick and not |
| 10 | * Peter. |
| 11 | * |
| 12 | * copyright (c) 1999 Nick Gorham |
| 13 | * |
| 14 | * This library is free software; you can redistribute it and/or |
| 15 | * modify it under the terms of the GNU Lesser General Public |
| 16 | * License as published by the Free Software Foundation; either |
| 17 | * version 2 of the License, or (at your option) any later version. |
| 18 | * |
| 19 | * This library is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 22 | * Lesser General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU Lesser General Public |
| 25 | * License along with this library; if not, write to the Free Software |
| 26 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 27 | * |
| 28 | ********************************************************************** |
| 29 | * |
| 30 | * $Id: SQLBindCol.c,v 1.8 2009/02/18 17:59:08 lurcher Exp $ |
| 31 | * |
| 32 | * $Log: SQLBindCol.c,v $ |
| 33 | * Revision 1.8 2009/02/18 17:59:08 lurcher |
| 34 | * Shift to using config.h, the compile lines were making it hard to spot warnings |
| 35 | * |
| 36 | * Revision 1.7 2007/03/05 09:49:23 lurcher |
| 37 | * Get it to build on VMS again |
| 38 | * |
| 39 | * Revision 1.6 2006/04/11 10:22:56 lurcher |
| 40 | * Fix a data type check |
| 41 | * |
| 42 | * Revision 1.5 2006/03/08 11:22:13 lurcher |
| 43 | * Add check for valid C_TYPE |
| 44 | * |
| 45 | * Revision 1.4 2003/10/30 18:20:45 lurcher |
| 46 | * |
| 47 | * Fix broken thread protection |
| 48 | * Remove SQLNumResultCols after execute, lease S4/S% to driver |
| 49 | * Fix string overrun in SQLDriverConnect |
| 50 | * Add initial support for Interix |
| 51 | * |
| 52 | * Revision 1.3 2002/12/05 17:44:30 lurcher |
| 53 | * |
| 54 | * Display unknown return values in return logging |
| 55 | * |
| 56 | * Revision 1.2 2001/12/13 13:00:31 lurcher |
| 57 | * |
| 58 | * Remove most if not all warnings on 64 bit platforms |
| 59 | * Add support for new MS 3.52 64 bit changes |
| 60 | * Add override to disable the stopping of tracing |
| 61 | * Add MAX_ROWS support in postgres driver |
| 62 | * |
| 63 | * Revision 1.1.1.1 2001/10/17 16:40:05 lurcher |
| 64 | * |
| 65 | * First upload to SourceForge |
| 66 | * |
| 67 | * Revision 1.2 2001/04/12 17:43:35 nick |
| 68 | * |
| 69 | * Change logging and added autotest to odbctest |
| 70 | * |
| 71 | * Revision 1.1.1.1 2000/09/04 16:42:52 nick |
| 72 | * Imported Sources |
| 73 | * |
| 74 | * Revision 1.9 1999/11/13 23:40:58 ngorham |
| 75 | * |
| 76 | * Alter the way DM logging works |
| 77 | * Upgrade the Postgres driver to 6.4.6 |
| 78 | * |
| 79 | * Revision 1.8 1999/10/24 23:54:17 ngorham |
| 80 | * |
| 81 | * First part of the changes to the error reporting |
| 82 | * |
| 83 | * Revision 1.7 1999/10/09 00:56:16 ngorham |
| 84 | * |
| 85 | * Added Manush's patch to map ODBC 3-2 datetime values |
| 86 | * |
| 87 | * Revision 1.6 1999/10/09 00:15:58 ngorham |
| 88 | * |
| 89 | * Add mapping from SQL_TYPE_X to SQL_X and SQL_C_TYPE_X to SQL_C_X |
| 90 | * when the driver is a ODBC 2 one |
| 91 | * |
| 92 | * Revision 1.5 1999/09/21 22:34:23 ngorham |
| 93 | * |
| 94 | * Improve performance by removing unneeded logging calls when logging is |
| 95 | * disabled |
| 96 | * |
| 97 | * Revision 1.4 1999/07/10 21:10:15 ngorham |
| 98 | * |
| 99 | * Adjust error sqlstate from driver manager, depending on requested |
| 100 | * version (ODBC2/3) |
| 101 | * |
| 102 | * Revision 1.3 1999/07/04 21:05:06 ngorham |
| 103 | * |
| 104 | * Add LGPL Headers to code |
| 105 | * |
| 106 | * Revision 1.2 1999/06/30 23:56:54 ngorham |
| 107 | * |
| 108 | * Add initial thread safety code |
| 109 | * |
| 110 | * Revision 1.1.1.1 1999/05/29 13:41:05 sShandyb |
| 111 | * first go at it |
| 112 | * |
| 113 | * Revision 1.1.1.1 1999/05/27 18:23:17 pharvey |
| 114 | * Imported sources |
| 115 | * |
| 116 | * Revision 1.3 1999/04/30 16:22:47 nick |
| 117 | * Another checkpoint |
| 118 | * |
| 119 | * Revision 1.2 1999/04/29 20:47:37 nick |
| 120 | * Another checkpoint |
| 121 | * |
| 122 | * Revision 1.1 1999/04/25 23:02:41 nick |
| 123 | * Initial revision |
| 124 | * |
| 125 | * |
| 126 | **********************************************************************/ |
| 127 | |
| 128 | #include <config.h> |
| 129 | #include "drivermanager.h" |
| 130 | |
| 131 | static char const rcsid[]= "$RCSfile: SQLBindCol.c,v $ $Revision: 1.8 $" ; |
| 132 | |
| 133 | int check_target_type( int c_type, int connection_mode) |
| 134 | { |
| 135 | /* |
| 136 | * driver defined types |
| 137 | */ |
| 138 | if ( connection_mode >= SQL_OV_ODBC3_80 && c_type >= 0x4000 && c_type <= 0x7FFF ) { |
| 139 | return 1; |
| 140 | } |
| 141 | |
| 142 | switch( c_type ) { |
| 143 | case SQL_C_CHAR: |
| 144 | case SQL_C_LONG: |
| 145 | case SQL_C_SHORT: |
| 146 | case SQL_C_FLOAT: |
| 147 | case SQL_C_NUMERIC: |
| 148 | case SQL_C_DEFAULT: |
| 149 | case SQL_C_DATE: |
| 150 | case SQL_C_TIME: |
| 151 | case SQL_C_TIMESTAMP: |
| 152 | case SQL_C_TYPE_DATE: |
| 153 | case SQL_C_TYPE_TIME: |
| 154 | case SQL_C_TYPE_TIMESTAMP: |
| 155 | case SQL_C_INTERVAL_YEAR: |
| 156 | case SQL_C_INTERVAL_MONTH: |
| 157 | case SQL_C_INTERVAL_DAY: |
| 158 | case SQL_C_INTERVAL_HOUR: |
| 159 | case SQL_C_INTERVAL_MINUTE: |
| 160 | case SQL_C_INTERVAL_SECOND: |
| 161 | case SQL_C_INTERVAL_YEAR_TO_MONTH: |
| 162 | case SQL_C_INTERVAL_DAY_TO_HOUR: |
| 163 | case SQL_C_INTERVAL_DAY_TO_MINUTE: |
| 164 | case SQL_C_INTERVAL_DAY_TO_SECOND: |
| 165 | case SQL_C_INTERVAL_HOUR_TO_MINUTE: |
| 166 | case SQL_C_INTERVAL_HOUR_TO_SECOND: |
| 167 | case SQL_C_INTERVAL_MINUTE_TO_SECOND: |
| 168 | case SQL_C_BINARY: |
| 169 | case SQL_C_BIT: |
| 170 | case SQL_C_SBIGINT: |
| 171 | case SQL_C_UBIGINT: |
| 172 | case SQL_C_TINYINT: |
| 173 | case SQL_C_SLONG: |
| 174 | case SQL_C_SSHORT: |
| 175 | case SQL_C_STINYINT: |
| 176 | case SQL_C_ULONG: |
| 177 | case SQL_C_USHORT: |
| 178 | case SQL_C_UTINYINT: |
| 179 | case SQL_C_GUID: |
| 180 | case SQL_C_WCHAR: |
| 181 | case SQL_ARD_TYPE: |
| 182 | case SQL_C_DOUBLE: |
| 183 | /* case SQL_C_XML: still trying to find what value this is */ |
| 184 | return 1; |
| 185 | |
| 186 | default: |
| 187 | return 0; |
| 188 | } |
| 189 | } |
| 190 | |
| 191 | SQLRETURN SQLBindCol( SQLHSTMT statement_handle, |
| 192 | SQLUSMALLINT column_number, |
| 193 | SQLSMALLINT target_type, |
| 194 | SQLPOINTER target_value, |
| 195 | SQLLEN buffer_length, |
| 196 | SQLLEN *strlen_or_ind ) |
| 197 | { |
| 198 | DMHSTMT statement = (DMHSTMT) statement_handle; |
| 199 | SQLRETURN ret; |
| 200 | |
| 201 | /* |
| 202 | * check statement |
| 203 | */ |
| 204 | |
| 205 | if ( !__validate_stmt( statement )) |
| 206 | { |
| 207 | dm_log_write( __FILE__, |
| 208 | __LINE__, |
| 209 | LOG_INFO, |
| 210 | LOG_INFO, |
| 211 | "Error: SQL_INVALID_HANDLE" ); |
| 212 | |
| 213 | return SQL_INVALID_HANDLE; |
| 214 | } |
| 215 | |
| 216 | function_entry( statement ); |
| 217 | |
| 218 | if ( log_info.log_flag ) |
| 219 | { |
| 220 | sprintf( statement -> msg, "\n\t\tEntry:\ |
| 221 | \n\t\t\tStatement = %p\ |
| 222 | \n\t\t\tColumn Number = %d\ |
| 223 | \n\t\t\tTarget Type = %d %s\ |
| 224 | \n\t\t\tTarget Value = %p\ |
| 225 | \n\t\t\tBuffer Length = %d\ |
| 226 | \n\t\t\tStrLen Or Ind = %p" , |
| 227 | statement, |
| 228 | column_number, |
| 229 | target_type, |
| 230 | __sql_as_text( target_type ), |
| 231 | target_value, |
| 232 | (int)buffer_length, |
| 233 | (void*)strlen_or_ind ); |
| 234 | |
| 235 | dm_log_write( __FILE__, |
| 236 | __LINE__, |
| 237 | LOG_INFO, |
| 238 | LOG_INFO, |
| 239 | statement -> msg ); |
| 240 | } |
| 241 | |
| 242 | thread_protect( SQL_HANDLE_STMT, statement ); |
| 243 | |
| 244 | if ( buffer_length < 0 ) |
| 245 | { |
| 246 | dm_log_write( __FILE__, |
| 247 | __LINE__, |
| 248 | LOG_INFO, |
| 249 | LOG_INFO, |
| 250 | "Error: HY090" ); |
| 251 | |
| 252 | __post_internal_error( &statement -> error, |
| 253 | ERROR_HY090, NULL, |
| 254 | statement -> connection -> environment -> requested_version ); |
| 255 | |
| 256 | return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR ); |
| 257 | } |
| 258 | |
| 259 | /* |
| 260 | * TO_DO |
| 261 | * Check the type against a bookmark |
| 262 | * check that the length is 4 for a odbc 2 bookmark |
| 263 | * remember thats its bound for SQLGetData checks |
| 264 | */ |
| 265 | |
| 266 | /* |
| 267 | * check states |
| 268 | */ |
| 269 | |
| 270 | if ( statement -> state == STATE_S8 || |
| 271 | statement -> state == STATE_S9 || |
| 272 | statement -> state == STATE_S10 || |
| 273 | statement -> state == STATE_S11 || |
| 274 | statement -> state == STATE_S12 || |
| 275 | statement -> state == STATE_S13 || |
| 276 | statement -> state == STATE_S14 || |
| 277 | statement -> state == STATE_S12 ) |
| 278 | { |
| 279 | dm_log_write( __FILE__, |
| 280 | __LINE__, |
| 281 | LOG_INFO, |
| 282 | LOG_INFO, |
| 283 | "Error: HY010" ); |
| 284 | |
| 285 | __post_internal_error( &statement -> error, |
| 286 | ERROR_HY010, NULL, |
| 287 | statement -> connection -> environment -> requested_version ); |
| 288 | |
| 289 | return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR ); |
| 290 | } |
| 291 | |
| 292 | /* |
| 293 | * check valid C_TYPE |
| 294 | * Its possible to call with the indicator and buffer NULL to unbind without setting the type |
| 295 | */ |
| 296 | |
| 297 | if (( target_value || strlen_or_ind ) && !check_target_type( target_type, statement -> connection -> environment -> requested_version )) |
| 298 | { |
| 299 | dm_log_write( __FILE__, |
| 300 | __LINE__, |
| 301 | LOG_INFO, |
| 302 | LOG_INFO, |
| 303 | "Error: HY003" ); |
| 304 | |
| 305 | __post_internal_error( &statement -> error, |
| 306 | ERROR_HY003, NULL, |
| 307 | statement -> connection -> environment -> requested_version ); |
| 308 | |
| 309 | return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR ); |
| 310 | } |
| 311 | |
| 312 | if ( !CHECK_SQLBINDCOL( statement -> connection )) |
| 313 | { |
| 314 | dm_log_write( __FILE__, |
| 315 | __LINE__, |
| 316 | LOG_INFO, |
| 317 | LOG_INFO, |
| 318 | "Error: IM001" ); |
| 319 | |
| 320 | __post_internal_error( &statement -> error, |
| 321 | ERROR_IM001, NULL, |
| 322 | statement -> connection -> environment -> requested_version ); |
| 323 | |
| 324 | return function_return_nodrv( SQL_HANDLE_STMT, statement, SQL_ERROR ); |
| 325 | } |
| 326 | |
| 327 | ret = SQLBINDCOL( statement -> connection , |
| 328 | statement -> driver_stmt, |
| 329 | column_number, |
| 330 | __map_type(MAP_C_DM2D,statement->connection,target_type), |
| 331 | target_value, |
| 332 | buffer_length, |
| 333 | strlen_or_ind ); |
| 334 | |
| 335 | if ( log_info.log_flag ) |
| 336 | { |
| 337 | SQLCHAR buf[ 128 ]; |
| 338 | |
| 339 | sprintf( statement -> msg, |
| 340 | "\n\t\tExit:[%s]" , |
| 341 | __get_return_status( ret, buf )); |
| 342 | |
| 343 | dm_log_write( __FILE__, |
| 344 | __LINE__, |
| 345 | LOG_INFO, |
| 346 | LOG_INFO, |
| 347 | statement -> msg ); |
| 348 | } |
| 349 | |
| 350 | return function_return( SQL_HANDLE_STMT, statement, ret ); |
| 351 | } |
| 352 | |