/*
**	@(#) ber.h - (for RDP) ASN.1 BER definitions
**	@(#) $Id: ber.h,v 1.6 2003/12/04 11:31:42 lucio Exp $
*/

/*
** ==================================================================
**
**      $Logfile:$
**      $RCSfile: ber.h,v $
**      $Revision: 1.6 $
**      $Date: 2003/12/04 11:31:42 $
**      $Author: lucio $
**
** ==================================================================
**
**      $Log: ber.h,v $
**      Revision 1.6  2003/12/04 11:31:42  lucio
**      Streamlined - specially OID management
**
**      Revision 1.5  2003/11/30 19:01:58  lucio
**      Advanced - plenty to go still, of course.
**
**      Revision 1.4  2003/11/27 18:37:11  lucio
**      Checkpoint - some progress with DNs
**
**      Revision 1.3  2003/11/25 08:53:26  lucio
**      On return from home
**
**      Revision 1.2  2003/11/24 17:43:54  lucio
**      Checkpoint after some progress
**
**      Revision 1.1.1.1  2003/11/10 10:34:00  lucio
**      ASN.1 developments.
**
** ==================================================================
*/

#define	BERSZ	(256)

#define		BER_TAG_BOOLEAN				(1)
#define			BER_FALSE					(0)
#define			BER_TRUE					(0xFF)
#define		BER_TAG_INTEGER				(2)
#define		BER_TAG_BITSTRING			(3)
#define		BER_TAG_OCTETSTRING			(4)
#define		BER_TAG_NULL				(5)
#define		BER_TAG_OBJECTID			(6)
#define		BER_TAG_OBJDESC				(7)
#define		BER_TAG_EXTERN				(8)
#define		BER_TAG_INSTANCEOF			(8)
#define		BER_TAG_REAL				(9)
#define		BER_TAG_ENUM				(10)
#define		BER_TAG_SEQUENCE			(16)
#define		BER_TAG_SEQUENCEOF			(16)
#define		BER_TAG_SET					(17)
#define		BER_TAG_SETOF				(17)
#define		BER_TAG_PRINTABLESTRING		(19)

typedef struct berObj BerObj;
struct berObj {
	int tag, len, size;
	uchar *buf;
	BerObj *next, *down, *id;
};

#pragma varargck type "I" BerObj *
#pragma varargck type "O" BerObj *
#pragma varargck type "T" BerObj *

int ber_seal (BerObj *);
// object creation
BerObj *ber_simple (int tag, uchar *s, int len);
BerObj *ber_int2 (int);
BerObj *ber_int4 (long);
BerObj *ber_intarb (char *s, int len);
BerObj *ber_bool (int);
BerObj *ber_ostr (uchar *, int);		// length is octets
BerObj *ber_bstr (uchar *, int);		// length is bits
BerObj *ber_objid (char *);			// NUL terminated, period delimited
BerObj *ber_init (int);
BerObj *ber_attach (BerObj *, BerObj *);	// object composition
BerObj *ber_parse (uchar *s, uchar *se);	// object deconstruction
// utilities
void ber_print (BerObj *, int);
void ber_objs (BerObj *, int);
void ber_free (BerObj *);
// formatting functions
int ber_fmtint (Fmt *);		// integers			// %I
int ber_fmtoid (Fmt *);		// OIDs				// %O
int ber_fmtdate (Fmt *);	// Validity dates	// %T