Data.Git.Storage.Pack

Documentation

data PackedObjectInfo

Constructors

PackedObjectInfo

Fields

poiType :: ObjectType

poiOffset :: Word64

poiSize :: Word64

poiActualSize :: Word64

poiExtra :: Maybe ObjectPtr

Instances

Eq PackedObjectInfo

Show PackedObjectInfo

type PackedObjectRaw = (PackedObjectInfo, ByteString)

Enumerators of packs

packEnumerate :: FilePath -> IO [Ref]

Enumerate the pack refs available in this repository.

Helpers to process packs

packOpen :: FilePath -> Ref -> IO FileReader

open a pack

packClose :: FileReader -> IO ()

close a pack

Command for the content of a pack

packReadHeader :: FilePath -> Ref -> IO Word32

return the number of entries in this pack

packReadMapAtOffset :: FileReader -> Word64 -> (ByteString -> ByteString) -> IO (Maybe Object)

read an object at a specific position using a map function on the objectData

packReadAtOffset :: FileReader -> Word64 -> IO (Maybe Object)

read an object at a specific position

packReadRawAtOffset :: FileReader -> Word64 -> IO PackedObjectRaw

read a raw representation at a specific position

packEnumerateObjects :: FilePath -> Ref -> Int -> (PackedObjectRaw -> IO a) -> IO ()

enumerate all objects in this pack and callback to f for reach raw objects

turn a packed object into a

packedObjectToObject :: (PackedObjectInfo, ByteString) -> Maybe Object

packObjectFromRaw :: (ObjectType, Maybe ObjectPtr, ByteString) -> Maybe Object