MemoryInputStream.hs

{- |
Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
License    : LGPL-2.1
Maintainer : Iñaki García Etxebarria (garetxe@gmail.com)
-}

module GI.Gio.Objects.MemoryInputStream
    ( 

-- * Exported types
    MemoryInputStream(..)                   ,
    MemoryInputStreamK                      ,
    toMemoryInputStream                     ,
    noMemoryInputStream                     ,


 -- * Methods
-- ** memoryInputStreamAddBytes
    memoryInputStreamAddBytes               ,


-- ** memoryInputStreamAddData
    memoryInputStreamAddData                ,


-- ** memoryInputStreamNew
    memoryInputStreamNew                    ,


-- ** memoryInputStreamNewFromBytes
    memoryInputStreamNewFromBytes           ,


-- ** memoryInputStreamNewFromData
    memoryInputStreamNewFromData            ,




    ) where

import Prelude ()
import Data.GI.Base.ShortPrelude

import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map

import GI.Gio.Types
import GI.Gio.Callbacks
import qualified GI.GLib as GLib
import qualified GI.GObject as GObject

newtype MemoryInputStream = MemoryInputStream (ForeignPtr MemoryInputStream)
foreign import ccall "g_memory_input_stream_get_type"
    c_g_memory_input_stream_get_type :: IO GType

type instance ParentTypes MemoryInputStream = MemoryInputStreamParentTypes
type MemoryInputStreamParentTypes = '[InputStream, GObject.Object, PollableInputStream, Seekable]

instance GObject MemoryInputStream where
    gobjectIsInitiallyUnowned _ = False
    gobjectType _ = c_g_memory_input_stream_get_type
    

class GObject o => MemoryInputStreamK o
instance (GObject o, IsDescendantOf MemoryInputStream o) => MemoryInputStreamK o

toMemoryInputStream :: MemoryInputStreamK o => o -> IO MemoryInputStream
toMemoryInputStream = unsafeCastTo MemoryInputStream

noMemoryInputStream :: Maybe MemoryInputStream
noMemoryInputStream = Nothing

type instance AttributeList MemoryInputStream = MemoryInputStreamAttributeList
type MemoryInputStreamAttributeList = ('[ ] :: [(Symbol, *)])

type instance SignalList MemoryInputStream = MemoryInputStreamSignalList
type MemoryInputStreamSignalList = ('[ '("notify", GObject.ObjectNotifySignalInfo), '("notify::[property]", GObjectNotifySignalInfo)] :: [(Symbol, *)])

-- method MemoryInputStream::new
-- method type : Constructor
-- Args : []
-- Lengths : []
-- hInArgs : []
-- returnType : TInterface "Gio" "MemoryInputStream"
-- throws : False
-- Skip return : False

foreign import ccall "g_memory_input_stream_new" g_memory_input_stream_new :: 
    IO (Ptr MemoryInputStream)


memoryInputStreamNew ::
    (MonadIO m) =>
    m MemoryInputStream
memoryInputStreamNew  = liftIO $ do
    result <- g_memory_input_stream_new
    checkUnexpectedReturnNULL "g_memory_input_stream_new" result
    result' <- (wrapObject MemoryInputStream) result
    return result'

-- method MemoryInputStream::new_from_bytes
-- method type : Constructor
-- Args : [Arg {argName = "bytes", argType = TInterface "GLib" "Bytes", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "bytes", argType = TInterface "GLib" "Bytes", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gio" "MemoryInputStream"
-- throws : False
-- Skip return : False

foreign import ccall "g_memory_input_stream_new_from_bytes" g_memory_input_stream_new_from_bytes :: 
    Ptr GLib.Bytes ->                       -- bytes : TInterface "GLib" "Bytes"
    IO (Ptr MemoryInputStream)


memoryInputStreamNewFromBytes ::
    (MonadIO m) =>
    GLib.Bytes ->                           -- bytes
    m MemoryInputStream
memoryInputStreamNewFromBytes bytes = liftIO $ do
    let bytes' = unsafeManagedPtrGetPtr bytes
    result <- g_memory_input_stream_new_from_bytes bytes'
    checkUnexpectedReturnNULL "g_memory_input_stream_new_from_bytes" result
    result' <- (wrapObject MemoryInputStream) result
    touchManagedPtr bytes
    return result'

-- method MemoryInputStream::new_from_data
-- method type : Constructor
-- Args : [Arg {argName = "data", argType = TCArray False (-1) 1 (TBasicType TUInt8), direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything},Arg {argName = "len", argType = TBasicType TInt64, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "destroy", argType = TInterface "GLib" "DestroyNotify", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : [Arg {argName = "len", argType = TBasicType TInt64, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- hInArgs : [Arg {argName = "data", argType = TCArray False (-1) 1 (TBasicType TUInt8), direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything},Arg {argName = "destroy", argType = TInterface "GLib" "DestroyNotify", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TInterface "Gio" "MemoryInputStream"
-- throws : False
-- Skip return : False

foreign import ccall "g_memory_input_stream_new_from_data" g_memory_input_stream_new_from_data :: 
    Ptr Word8 ->                            -- data : TCArray False (-1) 1 (TBasicType TUInt8)
    Int64 ->                                -- len : TBasicType TInt64
    FunPtr GLib.DestroyNotifyC ->           -- destroy : TInterface "GLib" "DestroyNotify"
    IO (Ptr MemoryInputStream)


memoryInputStreamNewFromData ::
    (MonadIO m) =>
    ByteString ->                           -- data
    Maybe (GLib.DestroyNotify) ->           -- destroy
    m MemoryInputStream
memoryInputStreamNewFromData data_ destroy = liftIO $ do
    let len = fromIntegral $ B.length data_
    data_' <- packByteString data_
    ptrdestroy <- callocMem :: IO (Ptr (FunPtr GLib.DestroyNotifyC))
    maybeDestroy <- case destroy of
        Nothing -> return (castPtrToFunPtr nullPtr)
        Just jDestroy -> do
            jDestroy' <- GLib.mkDestroyNotify (GLib.destroyNotifyWrapper (Just ptrdestroy) jDestroy)
            poke ptrdestroy jDestroy'
            return jDestroy'
    result <- g_memory_input_stream_new_from_data data_' len maybeDestroy
    checkUnexpectedReturnNULL "g_memory_input_stream_new_from_data" result
    result' <- (wrapObject MemoryInputStream) result
    return result'

-- method MemoryInputStream::add_bytes
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "MemoryInputStream", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "bytes", argType = TInterface "GLib" "Bytes", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gio" "MemoryInputStream", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "bytes", argType = TInterface "GLib" "Bytes", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_memory_input_stream_add_bytes" g_memory_input_stream_add_bytes :: 
    Ptr MemoryInputStream ->                -- _obj : TInterface "Gio" "MemoryInputStream"
    Ptr GLib.Bytes ->                       -- bytes : TInterface "GLib" "Bytes"
    IO ()


memoryInputStreamAddBytes ::
    (MonadIO m, MemoryInputStreamK a) =>
    a ->                                    -- _obj
    GLib.Bytes ->                           -- bytes
    m ()
memoryInputStreamAddBytes _obj bytes = liftIO $ do
    let _obj' = unsafeManagedPtrCastPtr _obj
    let bytes' = unsafeManagedPtrGetPtr bytes
    g_memory_input_stream_add_bytes _obj' bytes'
    touchManagedPtr _obj
    touchManagedPtr bytes
    return ()

-- method MemoryInputStream::add_data
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "Gio" "MemoryInputStream", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "data", argType = TCArray False (-1) 2 (TBasicType TUInt8), direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything},Arg {argName = "len", argType = TBasicType TInt64, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "destroy", argType = TInterface "GLib" "DestroyNotify", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : [Arg {argName = "len", argType = TBasicType TInt64, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "Gio" "MemoryInputStream", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "data", argType = TCArray False (-1) 2 (TBasicType TUInt8), direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferEverything},Arg {argName = "destroy", argType = TInterface "GLib" "DestroyNotify", direction = DirectionIn, mayBeNull = True, argScope = ScopeTypeAsync, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_memory_input_stream_add_data" g_memory_input_stream_add_data :: 
    Ptr MemoryInputStream ->                -- _obj : TInterface "Gio" "MemoryInputStream"
    Ptr Word8 ->                            -- data : TCArray False (-1) 2 (TBasicType TUInt8)
    Int64 ->                                -- len : TBasicType TInt64
    FunPtr GLib.DestroyNotifyC ->           -- destroy : TInterface "GLib" "DestroyNotify"
    IO ()


memoryInputStreamAddData ::
    (MonadIO m, MemoryInputStreamK a) =>
    a ->                                    -- _obj
    ByteString ->                           -- data
    Maybe (GLib.DestroyNotify) ->           -- destroy
    m ()
memoryInputStreamAddData _obj data_ destroy = liftIO $ do
    let len = fromIntegral $ B.length data_
    let _obj' = unsafeManagedPtrCastPtr _obj
    data_' <- packByteString data_
    ptrdestroy <- callocMem :: IO (Ptr (FunPtr GLib.DestroyNotifyC))
    maybeDestroy <- case destroy of
        Nothing -> return (castPtrToFunPtr nullPtr)
        Just jDestroy -> do
            jDestroy' <- GLib.mkDestroyNotify (GLib.destroyNotifyWrapper (Just ptrdestroy) jDestroy)
            poke ptrdestroy jDestroy'
            return jDestroy'
    g_memory_input_stream_add_data _obj' data_' len maybeDestroy
    touchManagedPtr _obj
    return ()