void ViewFieldECLTransformer::transform(unsigned & lenTarget, char * & target, unsigned lenSource, const char * source, const HqlExprArray & extraArgs) { Owned<ITypeInfo> sourceType = makeUtf8Type(lenSource, 0); IValue * sourceValue = createUtf8Value(source, LINK(sourceType)); OwnedHqlExpr sourceExpr = createConstant(sourceValue); HqlExprArray actuals; actuals.append(*LINK(sourceExpr)); appendArray(actuals, extraArgs); Owned<IErrorReceiver> errorReporter = createThrowingErrorReceiver(); OwnedHqlExpr call = createBoundFunction(errorReporter, function, actuals, NULL, true); OwnedHqlExpr castValue = ensureExprType(call, utf8Type); OwnedHqlExpr folded = quickFoldExpression(castValue, NULL, 0); IValue * foldedValue = folded->queryValue(); assertex(foldedValue); unsigned len = foldedValue->queryType()->getStringLen(); const char * data = static_cast<const char *>(foldedValue->queryValue()); unsigned size = rtlUtf8Size(len, data); lenTarget = len; target = (char *)rtlMalloc(size); memcpy(target, data, size); }