record

type Chunk struct {
	Uuid       string // unique id, gdrive resource id
	ClearHash  string // hash of cleartext bytes, prefixed with the algorithm used
	Length     uint64 // length of actual content without padding and prefixes and stuff, used to truncate file after decryption
	KeyInfo    []byte // key information: secret key and info about which encryption algorighm is used
	CipherHash string // hash of ciphertext bytes, prefixed with the algorithm used
}

type Record struct {
	Uuid     string     // unique id
	Machine  string     // machine name whence it was uploaded from
	Path     string     // absolute path
	Versions []Revision // list of versions of the file, sorted by descending date (newest is Versions[0])
}

type Revision struct {
	Uuid   string    // unique id
	Hash   string    // cleartext hash prefixed with the algorithm used
	Size   uint64    // byte size of the clear text file
	Date   time.Time // date uploaded
	Chunks []Chunk   // list of encrypted blobs that make up this file version
}