pgpmemoryio.h

来自「vc环境下的pgp源码」· C头文件 代码 · 共 55 行

/*____________________________________________________________________________
	Copyright (C) 1997 Network Associates Inc. and affiliated companies.
	All rights reserved.
	
	Superclass for all memory IO objects.
	
	A pgpMemoryIO uses memory as a backing store, dynamically resizing
	as needed.
	
	$Id: pgpMemoryIO.h,v 1.7 1999/03/10 02:53:20 heller Exp $
____________________________________________________________________________*/

/* base class */
#include "pgpIO.h"
#include "pgpMemoryMgr.h"


PGP_BEGIN_C_DECLARATIONS
#if PRAGMA_IMPORT_SUPPORTED
#pragma import on
#endif



typedef struct PGPMemoryIO		PGPMemoryIO;
typedef PGPMemoryIO *			PGPMemoryIORef;

PGPError	PGPNewMemoryIO( PGPMemoryMgrRef context, PGPMemoryIORef *outRef );

/* buffer can't change and caller is responsible for destroying the buffer */
PGPError	PGPNewMemoryIOFixedBuffer( PGPMemoryMgrRef context,
				void *buffer, PGPSize bufferSize, PGPMemoryIORef *outRef );


PGPBoolean	PGPMemoryIOIsValid( PGPMemoryIORef ref );
#define PGPValidateMemoryIO( ref )	\
	PGPValidateParam( PGPMemoryIOIsValid( ref ) )



#if PRAGMA_IMPORT_SUPPORTED
#pragma import on
#endif
PGP_END_C_DECLARATIONS


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