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