restic/repo/blob.go
2015-05-09 13:24:15 +02:00

48 lines
916 B
Go

package repo
import (
"bytes"
"fmt"
"github.com/restic/restic/backend"
)
type Blob struct {
ID backend.ID `json:"id,omitempty"`
Size uint64 `json:"size,omitempty"`
Storage backend.ID `json:"sid,omitempty"` // encrypted ID
StorageSize uint64 `json:"ssize,omitempty"` // encrypted Size
}
type Blobs []Blob
func (b Blob) Valid() bool {
if b.ID == nil || b.Storage == nil || b.StorageSize == 0 {
return false
}
return true
}
func (b Blob) String() string {
return fmt.Sprintf("Blob<%s (%d) -> %s (%d)>",
b.ID.Str(), b.Size,
b.Storage.Str(), b.StorageSize)
}
// Compare compares two blobs by comparing the ID and the size. It returns -1,
// 0, or 1.
func (blob Blob) Compare(other Blob) int {
if res := bytes.Compare(other.ID, blob.ID); res != 0 {
return res
}
if blob.Size < other.Size {
return -1
}
if blob.Size > other.Size {
return 1
}
return 0
}