public override int ReadContentAsBase64( byte[] buffer, int index, int count ) { if ( ReadState != ReadState.Interactive ) { return 0; } if ( state != State.InReadBinary ) { // forward ReadBase64Chunk calls into the base (wrapped) reader if possible, i.e. if it can read binary and we // should not check characters if ( base.CanReadBinaryContent && ( !checkCharacters ) ) { readBinaryHelper = null; state = State.InReadBinary; return base.ReadContentAsBase64( buffer, index, count ); } // the wrapped reader cannot read chunks or we are on an element where we should check characters or ignore white spaces else { readBinaryHelper = ReadContentAsBinaryHelper.CreateOrReset( readBinaryHelper, this ); } } else { // forward calls into wrapped reader if ( readBinaryHelper == null ) { return base.ReadContentAsBase64( buffer, index, count ); } } // turn off InReadBinary state in order to have a normal Read() behavior when called from readBinaryHelper state = State.Interactive; // call to the helper int readCount = readBinaryHelper.ReadContentAsBase64(buffer, index, count); // turn on InReadBinary in again and return state = State.InReadBinary; return readCount; }
public override int ReadContentAsBase64(byte[] buffer, int index, int count) { if (ReadState != ReadState.Interactive) { return(0); } // init ReadChunkHelper if called the first time if (parsingFunction != ParsingFunction.InReadBinaryContent) { readBinaryHelper = ReadContentAsBinaryHelper.CreateOrReset(readBinaryHelper, outerReader); } // set parsingFunction to Read state in order to have a normal Read() behavior when called from readBinaryHelper parsingFunction = ParsingFunction.Read; // call to the helper int readCount = readBinaryHelper.ReadContentAsBase64(buffer, index, count); // setup parsingFunction parsingFunction = ParsingFunction.InReadBinaryContent; return(readCount); }