CFFileDescriptor.h

/*
 *	CFFileDescriptor.h
 *	
 *	Stuart Crook, 2/3/09
 */

#if !defined(__COREFOUNDATION_CFFILEDESCRIPTOR__)
#define __COREFOUNDATION_CFFILEDESCRIPTOR__ 1

#include <CoreFoundation/CoreFoundation.h>
#include <CoreFoundation/CFRunLoop.h>

#if (MAC_OS_X_VERSION_10_5 <= MAC_OS_X_VERSION_MAX_ALLOWED) || DEPLOYMENT_TARGET_WINDOWS || DEPLOYMENT_TARGET_LINUX

CF_EXTERN_C_BEGIN

typedef int CFFileDescriptorNativeDescriptor;

typedef struct __CFFileDescriptor * CFFileDescriptorRef;

/* Callback Reason Types */
enum {
    kCFFileDescriptorReadCallBack = 1 << 0,
    kCFFileDescriptorWriteCallBack = 1 << 1
};

typedef void (*CFFileDescriptorCallBack)(CFFileDescriptorRef f, CFOptionFlags callBackTypes, void *info);

typedef struct {
    CFIndex	version;
    void *	info;
    void *	(*retain)(void *info);
    void	(*release)(void *info);
    CFStringRef	(*copyDescription)(void *info);
} CFFileDescriptorContext;

CF_EXPORT CFTypeID	CFFileDescriptorGetTypeID(void);

CF_EXPORT CFFileDescriptorRef	CFFileDescriptorCreate(CFAllocatorRef allocator, CFFileDescriptorNativeDescriptor fd, Boolean closeOnInvalidate, CFFileDescriptorCallBack callout, const CFFileDescriptorContext *context);

CF_EXPORT CFFileDescriptorNativeDescriptor	CFFileDescriptorGetNativeDescriptor(CFFileDescriptorRef f);

CF_EXPORT void CFFileDescriptorGetContext(CFFileDescriptorRef f, CFFileDescriptorContext *context);

CF_EXPORT void CFFileDescriptorEnableCallBacks(CFFileDescriptorRef f, CFOptionFlags callBackTypes);
CF_EXPORT void CFFileDescriptorDisableCallBacks(CFFileDescriptorRef f, CFOptionFlags callBackTypes);

CF_EXPORT void CFFileDescriptorInvalidate(CFFileDescriptorRef f);
CF_EXPORT Boolean	CFFileDescriptorIsValid(CFFileDescriptorRef f);

CF_EXPORT CFRunLoopSourceRef CFFileDescriptorCreateRunLoopSource(CFAllocatorRef allocator, CFFileDescriptorRef f, CFIndex order);

CF_EXTERN_C_END

#endif

#endif /* ! __COREFOUNDATION_CFFILEDESCRIPTOR__ */