pfltypes.h

PGP8.0源码 请认真阅读您的文件包然后写出其具体功能

/*____________________________________________________________________________
	Copyright (C) 2002 PGP Corporation
	All rights reserved.

	$Id: pflTypes.h,v 1.4 2002/08/06 20:10:33 dallen Exp $
____________________________________________________________________________*/
#ifndef Included_pflTypes_h	/* [ */
#define Included_pflTypes_h



/* opaque declarations */
typedef struct PFLFileSpec *		PFLFileSpecRef;
typedef struct PFLFileSpec const *	PFLConstFileSpecRef;

typedef struct PFLDirectoryIter *		PFLDirectoryIterRef;
typedef struct PFLDirectoryIter const *	PFLConstDirectoryIterRef;

/* Validity checks */
#define	kInvalidPFLFileSpecRef			((PFLFileSpecRef) NULL)
#define	kInvalidPFLDirectoryIterRef		((PFLDirectoryIterRef) NULL)

#define PFLFileSpecRefIsValid( ref )		( (ref) != kInvalidPFLFileSpecRef )
#define PFLDirectoryIterRefIsValid( ref )	\
			( (ref) != kInvalidPFLDirectoryIterRef )

#endif /* ] Included_pflTypes_h */


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