diff options
Diffstat (limited to 'src/plugins/sqldrivers/odbc')
-rw-r--r-- | src/plugins/sqldrivers/odbc/qsql_odbc.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp index 547eb2043d..1fbbcd0ef1 100644 --- a/src/plugins/sqldrivers/odbc/qsql_odbc.cpp +++ b/src/plugins/sqldrivers/odbc/qsql_odbc.cpp @@ -72,6 +72,7 @@ inline static QString fromSQLTCHAR(const QVarLengthArray<SQLTCHAR>& input, int s { QString result; + // Remove any trailing \0 as some drivers misguidedly append one int realsize = qMin(size, input.size()); if(realsize > 0 && input[realsize-1] == 0) realsize--; @@ -458,7 +459,6 @@ static QString qGetStringData(SQLHANDLE hStmt, int column, int colSize, bool uni // more data can be fetched, the length indicator does NOT // contain the number of bytes returned - it contains the // total number of bytes that CAN be fetched - // colSize-1: remove 0 termination when there is more data to fetch int rSize = (r == SQL_SUCCESS_WITH_INFO) ? colSize : int(lengthIndicator / sizeof(SQLTCHAR)); fieldVal += fromSQLTCHAR(buf, rSize); if (lengthIndicator < SQLLEN(colSize*sizeof(SQLTCHAR))) { @@ -499,9 +499,12 @@ static QString qGetStringData(SQLHANDLE hStmt, int column, int colSize, bool uni // more data can be fetched, the length indicator does NOT // contain the number of bytes returned - it contains the // total number of bytes that CAN be fetched - // colSize-1: remove 0 termination when there is more data to fetch int rSize = (r == SQL_SUCCESS_WITH_INFO) ? colSize : lengthIndicator; - fieldVal += QString::fromUtf8((const char *)buf.constData(), rSize); + // Remove any trailing \0 as some drivers misguidedly append one + int realsize = qMin(rSize, buf.size()); + if (realsize > 0 && buf[realsize - 1] == 0) + realsize--; + fieldVal += QString::fromUtf8(reinterpret_cast<const char *>(buf.constData()), realsize); if (lengthIndicator < SQLLEN(colSize)) { // workaround for Drivermanagers that don't return SQL_NO_DATA break; @@ -1304,7 +1307,7 @@ QVariant QODBCResult::data(int field) bool QODBCResult::isNull(int field) { Q_D(const QODBCResult); - if (field < 0 || field > d->fieldCache.size()) + if (field < 0 || field >= d->fieldCache.size()) return true; if (field <= d->fieldCacheIdx) { // since there is no good way to find out whether the value is NULL |