Data.Git.Storage.Pack

Documentation

data PackedObjectInfo hash

Constructors

PackedObjectInfo

Fields

• poiType :: ObjectType
• poiOffset :: Word64
• poiSize :: Word64
• poiActualSize :: Word64
• poiExtra :: Maybe (ObjectPtr hash)

Instances

Eq (PackedObjectInfo hash)

Defined in Data.Git.Storage.Pack

Methods

(==) :: PackedObjectInfo hash -> PackedObjectInfo hash -> Bool

(/=) :: PackedObjectInfo hash -> PackedObjectInfo hash -> Bool

Show (PackedObjectInfo hash)

Defined in Data.Git.Storage.Pack

Methods

showsPrec :: Int -> PackedObjectInfo hash -> ShowS

show :: PackedObjectInfo hash -> String

showList :: [PackedObjectInfo hash] -> ShowS

type PackedObjectRaw hash = (PackedObjectInfo hash, ByteString)

Enumerators of packs

packEnumerate :: HashAlgorithm hash => LocalPath -> IO [Ref hash]

Enumerate the pack refs available in this repository.

Helpers to process packs

packOpen :: LocalPath -> Ref hash -> IO FileReader

open a pack

packClose :: FileReader -> IO ()

close a pack

Command for the content of a pack

packReadHeader :: LocalPath -> Ref hash -> IO Word32

return the number of entries in this pack

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

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

packReadAtOffset :: HashAlgorithm hash => FileReader -> Word64 -> IO (Maybe (Object hash))

read an object at a specific position

packReadRawAtOffset :: HashAlgorithm hash => FileReader -> Word64 -> IO (PackedObjectRaw hash)

read a raw representation at a specific position

packEnumerateObjects :: HashAlgorithm hash => LocalPath -> Ref hash -> Int -> (PackedObjectRaw hash -> IO a) -> IO ()

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

turn a packed object into a

packedObjectToObject :: HashAlgorithm hash => (PackedObjectInfo hash, ByteString) -> Maybe (Object hash)

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