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/**********************************************************************
* SQLColAttribute
*
**********************************************************************
*
* This code was created by Peter Harvey (mostly during Christmas 98/99).
* This code is LGPL. Please ensure that this message remains in future
* distributions and uses of this code (thats about all I get out of it).
* - Peter Harvey pharvey@codebydesign.com
*
**********************************************************************/
#include "driver.h"
SQLRETURN SQLColAttribute( SQLHSTMT hDrvStmt,
SQLUSMALLINT nCol,
SQLUSMALLINT nFieldIdentifier,
SQLPOINTER pszValue,
SQLSMALLINT nValueLengthMax,
SQLSMALLINT *pnValueLength,
SQLPOINTER pnValue )
{
HDRVSTMT hStmt = (HDRVSTMT)hDrvStmt;
COLUMNHDR *pColumnHeader;
int nValue = 0;
/* SANITY CHECKS */
if( !hStmt )
return SQL_INVALID_HANDLE;
if ( !hStmt->hStmtExtras )
return SQL_INVALID_HANDLE;
if ( hStmt->hStmtExtras->nRows < 1 )
{
logPushMsg( hStmt->hLog, __FILE__, __FILE__, __LINE__, LOG_WARNING, LOG_WARNING, "SQL_ERROR No result set." );
return SQL_ERROR;
}
if ( nCol < 1 || nCol > hStmt->hStmtExtras->nCols )
{
logPushMsg( hStmt->hLog, __FILE__, __FILE__, __LINE__, LOG_WARNING, LOG_WARNING, "SQL_ERROR Invalid column" );
return SQL_ERROR;
}
/* OK */
pColumnHeader = (COLUMNHDR*)(hStmt->hStmtExtras->aResults)[nCol];
switch( nFieldIdentifier )
{
case SQL_DESC_AUTO_UNIQUE_VALUE:
nValue = pColumnHeader->bSQL_DESC_AUTO_UNIQUE_VALUE;
break;
case SQL_DESC_BASE_COLUMN_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_BASE_COLUMN_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_BASE_TABLE_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_BASE_TABLE_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_CASE_SENSITIVE:
nValue = pColumnHeader->bSQL_DESC_CASE_SENSITIVE;
break;
case SQL_DESC_CATALOG_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_CATALOG_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_CONCISE_TYPE:
nValue = pColumnHeader->nSQL_DESC_CONCISE_TYPE;
break;
case SQL_DESC_COUNT:
nValue = hStmt->hStmtExtras->nCols;
break;
case SQL_DESC_DISPLAY_SIZE:
nValue = pColumnHeader->nSQL_DESC_DISPLAY_SIZE;
break;
case SQL_DESC_FIXED_PREC_SCALE:
nValue = pColumnHeader->bSQL_DESC_FIXED_PREC_SCALE;
break;
case SQL_DESC_LABEL:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_LABEL, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_LENGTH:
nValue = pColumnHeader->nSQL_DESC_LENGTH;
break;
case SQL_DESC_LITERAL_PREFIX:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_LITERAL_PREFIX, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_LITERAL_SUFFIX:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_LITERAL_SUFFIX, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_LOCAL_TYPE_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_LOCAL_TYPE_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_NULLABLE:
nValue = pColumnHeader->nSQL_DESC_NULLABLE;
break;
case SQL_DESC_NUM_PREC_RADIX:
nValue = pColumnHeader->nSQL_DESC_NUM_PREC_RADIX;
break;
case SQL_DESC_OCTET_LENGTH:
nValue = pColumnHeader->nSQL_DESC_OCTET_LENGTH;
break;
case SQL_DESC_PRECISION:
nValue = pColumnHeader->nSQL_DESC_PRECISION;
break;
case SQL_DESC_SCALE:
nValue = pColumnHeader->nSQL_DESC_SCALE;
break;
case SQL_DESC_SCHEMA_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_SCHEMA_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_SEARCHABLE:
nValue = pColumnHeader->nSQL_DESC_SEARCHABLE;
break;
case SQL_DESC_TABLE_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_TABLE_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_TYPE:
nValue = pColumnHeader->nSQL_DESC_TYPE;
break;
case SQL_DESC_TYPE_NAME:
strncpy( pszValue, pColumnHeader->pszSQL_DESC_TYPE_NAME, nValueLengthMax );
if ( pnValueLength )
*pnValueLength = strlen( pszValue );
break;
case SQL_DESC_UNNAMED:
nValue = pColumnHeader->nSQL_DESC_UNNAMED;
break;
case SQL_DESC_UNSIGNED:
nValue = pColumnHeader->bSQL_DESC_UNSIGNED;
break;
case SQL_DESC_UPDATABLE:
nValue = pColumnHeader->nSQL_DESC_UPDATABLE;
break;
default:
sprintf( hStmt->szSqlMsg, "Invalid nFieldIdentifier value of %d", nFieldIdentifier );
logPushMsg( hStmt->hLog, __FILE__, __FILE__, __LINE__, LOG_WARNING, LOG_WARNING, hStmt->szSqlMsg );
return SQL_ERROR;
}
if ( pnValue )
*(int*)pnValue = nValue;
logPushMsg( hStmt->hLog, __FILE__, __FILE__, __LINE__, LOG_INFO, LOG_INFO, "SQL_SUCCESS" );
return SQL_SUCCESS;
}
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