MessageTypeACK messages MUST be sent in response to a file_chunk or put_file message.

MessageTypeChunk is the message type for streaming file chunks.

MessageTypeError is returned on internal or protocol errors.

MessageTypeFileInfo is a response to a MessageTypeStat request.

MessageTypeGet requests a file from the device.

MessageTypePut requests a file upload to the device.

MessageTypeStat requests file information from the device.

The Error struct is passed in the Body of MsgProto in case the message type is ErrorMessage.

FileInfo is the object returned from a StatFile request and is also used for "put_file" requests for specifying the target file.

Get file requests the flow of MessageTypeFileChunk messages to be started from the remote end.

Stat file requests the file stat structure from the remote end.