#ifndef	PRIVATE_H
#define	PRIVATE_H

typedef short			word;		/* 16 bit signed int	*/
typedef long			longword;	/* 32 bit signed int	*/

typedef unsigned short		uword;		/* unsigned word	*/
typedef unsigned long		ulongword;	/* unsigned longword	*/

struct gsm_state {

	word		dp0[ 280 ];

	word		z1;		/* preprocessing.c, Offset_com. */
	longword	L_z2;		/*                  Offset_com. */
	int		mp;		/*                  Preemphasis	*/

	word		u[8];		/* short_term_aly_filter.c	*/
	word		LARpp[2][8]; 	/*                              */
	word		j;		/*                              */

	word		nrp; /* 40 */	/* long_term.c, synthesis	*/
	word		v[9];		/* short_term.c, synthesis	*/
	word		msr;		/* decoder.c,	Postprocessing	*/

	char		verbose;	/* only used if !NDEBUG		*/
	char		fast;		/* only used if FAST		*/

};


#define	MIN_WORD	((-32767)-1)
#define	MAX_WORD	( 32767)

#define	MIN_LONGWORD	((-2147483647)-1)
#define	MAX_LONGWORD	( 2147483647)

#define	SASR(x, by)	((x) >> (by))

/*   Table 4.3a  Decision level of the LTP gain quantizer
 */
/*  bc		      0	        1	  2	     3			*/
word gsm_enc_DLB[4] = {  6554,    16384,	26214,	   32767	};


/*   Table 4.5 	 Normalized inverse mantissa used to compute xM/xmax 
 */
/* i		 	0        1    2      3      4      5     6      7   */
word gsm_enc_NRFAC[8] = { 29128, 26215, 23832, 21846, 20165, 18725, 17476, 16384 };


/*   Table 4.6	 Normalized direct mantissa used to compute xM/xmax
 */
/* i                  0      1       2      3      4      5      6      7   */
word gsm_enc_FAC[8]	= { 18431, 20479, 22527, 24575, 26623, 28671, 30719, 32767 };
#endif /* PRIVATE_H */