System.MacOSX.CoreFoundation

Partial binding to CoreFoundation, as required for MIDI. At the moment only CFString is supported. In the future this module should grow into a separate entity.

Documentation

newCFString :: String -> IO CFStringRef

Creates a new CFString. You have to release it manually.

releaseCFString :: CFStringRef -> IO ()

Manually releasing a CFString.

peekCFString :: CFStringRef -> IO String

Peeks a CFString.

withCFString :: String -> (CFStringRef -> IO a) -> IO a

Safe passing of a CFString to the OS (releases it afterwards).

osStatusString :: OSStatus -> String

osStatusError :: OSStatus -> IO a

type UInt8 = Word8

type UInt16 = Word16

type UInt32 = Word32

type UInt64 = Word64

type SInt8 = Int8

type SInt16 = Int16

type SInt32 = Int32

type SInt64 = Int64

type OSErr = SInt16

type OSStatus = SInt32

type UniChar = Char

type CFIndex = SInt32

type ItemCount = UInt32

type ByteCount = UInt32

type CFDataRef = Ptr CFData

type CFStringRef = Ptr CFString

type CFAllocatorRef = Ptr CFAllocator