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SQL/ODBC: Pass correct length to SQLColAttribute() 

This ensures the tst_QSqlQuery::record() test passes when checking the
tablename.

Pick-to: 6.5 6.4 6.2 5.15
Change-Id: I146f9f627ea366c6813af61ce48b930ca1041b15
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
bb10
Christian Ehrlicher 2023-01-22 19:59:16 +01:00
parent c5a2257e0b
commit 9ea00c70fb
1 changed files with 8 additions and 3 deletions
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11
src/plugins/sqldrivers/odbc/qsql_odbc.cpp
View File

@ -702,10 +702,15 @@ static QSqlField qMakeFieldInfo(const SQLHANDLE hStmt, int i, QString *errorMess
f.setAutoValue(isAutoValue(hStmt, i));
QVarLengthArray<SQLTCHAR> tableName(TABLENAMESIZE);
SQLSMALLINT tableNameLen;
r = SQLColAttribute(hStmt, i + 1, SQL_DESC_BASE_TABLE_NAME, tableName.data(),
TABLENAMESIZE, &tableNameLen, 0);
r = SQLColAttribute(hStmt,
i + 1,
SQL_DESC_BASE_TABLE_NAME,
tableName.data(),
SQLSMALLINT(tableName.size() * sizeof(SQLTCHAR)), // SQLColAttribute needs/returns size in bytes
&tableNameLen,
0);
if (r == SQL_SUCCESS)
f.setTableName(fromSQLTCHAR(tableName, tableNameLen));
f.setTableName(fromSQLTCHAR(tableName, tableNameLen / sizeof(SQLTCHAR)));
return f;
}