public TransStruct parse(Buffer b, SmbSession session) { fileSystemAttributes = ByteOrderConverter.swap(b.getInt()); maxFileNameLengthInBytes = ByteOrderConverter.swap(b.getInt()); lengthOfFileSystemName = ByteOrderConverter.swap(b.getInt()); fileSystemName = NetBiosNameCodec.readSmbUnicodeName(b, lengthOfFileSystemName); return this; }
@Override public SmbData parseRequest(SmbHeader h, Buffer b, SmbSession session) { Transaction2Request data = new Transaction2Request(); Trans2SubcommandMapper mapper = new Trans2SubcommandMapper(); byte[] setup; byte[] pad1; byte[] pad2; byte[] parameters; byte[] buff; data.setWordCount(b.get()); if (data.getWordCount() >= 0x0E) { data.setTotalParameterCount(ByteOrderConverter.swap(b.getShort())); data.setTotalDataCount(ByteOrderConverter.swap(b.getShort())); data.setMaxParameterCount(ByteOrderConverter.swap(b.getShort())); data.setMaxDataCount(ByteOrderConverter.swap(b.getShort())); data.setMaxSetupCount(b.get()); data.setReserved1(b.get()); data.setFlags(ByteOrderConverter.swap(b.getShort())); data.setTimeout(ByteOrderConverter.swap(b.getInt())); data.setReserved2(ByteOrderConverter.swap(b.getShort())); data.setParameterCount(ByteOrderConverter.swap(b.getShort())); data.setParameterOffset(ByteOrderConverter.swap(b.getShort())); data.setDataCount(ByteOrderConverter.swap(b.getShort())); data.setDataOffset(ByteOrderConverter.swap(b.getShort())); data.setSetupCount(b.get()); data.setReserved3(b.get()); setup = new byte[data.getSetupCount() * 2]; b.gets(setup); data.setSetup(setup); } else { data.setMalformed(true); b.skip(data.getWordCount() * 2); } data.setByteCount(ByteOrderConverter.swap(b.getShort())); if (b.readableBytes() != data.getByteCount()) { data.setMalformed(true); return data; } else if (data.isMalformed()) { return data; } data.setName(NetBiosNameCodec.readOemName(b)); if (data.getParameterCount() != 0) { pad1 = new byte[data.getParameterOffset() - b.position()]; if (pad1.length != 0) { b.gets(pad1); data.setPad1(pad1); } parameters = new byte[data.getParameterCount()]; b.gets(parameters); data.setTrans2Parameters(parameters); } if (data.getDataCount() != 0) { pad2 = new byte[data.getDataOffset() - b.position()]; if (pad2.length != 0) { b.gets(pad2); data.setPad2(pad2); } buff = new byte[data.getDataCount()]; b.gets(buff); data.setTrans2Data(buff); } Buffer setupBuffer = new ChainBuffer(); Buffer parameterBuffer = new ChainBuffer(); Buffer dataBuffer = new ChainBuffer(); setupBuffer.addLast(data.getSetup()); parameterBuffer.addLast(data.getTrans2Parameters()); dataBuffer.addLast(data.getTrans2Data()); setupBuffer.mark(); TransParser parser = mapper.getParser( Transaction2Command.parse(ByteOrderConverter.swap(setupBuffer.getShort()))); setupBuffer.reset(); data.setTransaction2Data(parser.parseRequest(setupBuffer, parameterBuffer, dataBuffer)); return data; }