/* * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische * Universitaet Berlin.  See the accompanying file "COPYRIGHT" for * details.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE. *//* $Header: /cvsroot/linphone/linphone/gsmlib/gsm_explode.c,v 1.1.1.1 2001/11/19 19:50:12 smorlat Exp $ */#include "private.h"#include "gsm.h"#include "proto.h"int gsm_explode P3((s, c, target), gsm s, gsm_byte * c, gsm_signal * target){#	define	LARc	target#	define	Nc	*((gsm_signal (*) [17])(target + 8))#	define	bc	*((gsm_signal (*) [17])(target + 9))#	define	Mc	*((gsm_signal (*) [17])(target + 10))#	define	xmaxc	*((gsm_signal (*) [17])(target + 11))#ifdef WAV49	if (s->wav_fmt) {		uword sr = 0;		if (s->frame_index == 1) {			sr = *c++;			LARc[0] = sr & 0x3f;  sr >>= 6;			sr |= (uword)*c++ << 2;			LARc[1] = sr & 0x3f;  sr >>= 6;			sr |= (uword)*c++ << 4;			LARc[2] = sr & 0x1f;  sr >>= 5;			LARc[3] = sr & 0x1f;  sr >>= 5;			sr |= (uword)*c++ << 2;			LARc[4] = sr & 0xf;  sr >>= 4;			LARc[5] = sr & 0xf;  sr >>= 4;			sr |= (uword)*c++ << 2;			/* 5 */			LARc[6] = sr & 0x7;  sr >>= 3;			LARc[7] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 4;			Nc[0] = sr & 0x7f;  sr >>= 7;			bc[0] = sr & 0x3;  sr >>= 2;			Mc[0] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 1;			xmaxc[0] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 12)			xmc[0] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[1] = sr & 0x7;  sr >>= 3;			xmc[2] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[3] = sr & 0x7;  sr >>= 3;			xmc[4] = sr & 0x7;  sr >>= 3;			xmc[5] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			/* 10 */			xmc[6] = sr & 0x7;  sr >>= 3;			xmc[7] = sr & 0x7;  sr >>= 3;			xmc[8] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[9] = sr & 0x7;  sr >>= 3;			xmc[10] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[11] = sr & 0x7;  sr >>= 3;			xmc[12] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 4;			Nc[1] = sr & 0x7f;  sr >>= 7;			bc[1] = sr & 0x3;  sr >>= 2;			Mc[1] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 1;			xmaxc[1] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 29 - 13)			xmc[13] = sr & 0x7;  sr >>= 3;			sr = *c++;				/* 15 */			xmc[14] = sr & 0x7;  sr >>= 3;			xmc[15] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[16] = sr & 0x7;  sr >>= 3;			xmc[17] = sr & 0x7;  sr >>= 3;			xmc[18] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[19] = sr & 0x7;  sr >>= 3;			xmc[20] = sr & 0x7;  sr >>= 3;			xmc[21] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[22] = sr & 0x7;  sr >>= 3;			xmc[23] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[24] = sr & 0x7;  sr >>= 3;			xmc[25] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 4;			/* 20 */			Nc[2] = sr & 0x7f;  sr >>= 7;			bc[2] = sr & 0x3;  sr >>= 2;			Mc[2] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 1;			xmaxc[2] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 46 - 26)			xmc[26] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[27] = sr & 0x7;  sr >>= 3;			xmc[28] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[29] = sr & 0x7;  sr >>= 3;			xmc[30] = sr & 0x7;  sr >>= 3;			xmc[31] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[32] = sr & 0x7;  sr >>= 3;			xmc[33] = sr & 0x7;  sr >>= 3;			xmc[34] = sr & 0x7;  sr >>= 3;			sr = *c++;				/* 25 */			xmc[35] = sr & 0x7;  sr >>= 3;			xmc[36] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[37] = sr & 0x7;  sr >>= 3;			xmc[38] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 4;			Nc[3] = sr & 0x7f;  sr >>= 7;			bc[3] = sr & 0x3;  sr >>= 2;			Mc[3] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 1;			xmaxc[3] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 63 - 39)			xmc[39] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[40] = sr & 0x7;  sr >>= 3;			xmc[41] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			/* 30 */			xmc[42] = sr & 0x7;  sr >>= 3;			xmc[43] = sr & 0x7;  sr >>= 3;			xmc[44] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[45] = sr & 0x7;  sr >>= 3;			xmc[46] = sr & 0x7;  sr >>= 3;			xmc[47] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[48] = sr & 0x7;  sr >>= 3;			xmc[49] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[50] = sr & 0x7;  sr >>= 3;			xmc[51] = sr & 0x7;  sr >>= 3;			s->frame_chain = sr & 0xf;		}		else {			sr = s->frame_chain;			sr |= (uword)*c++ << 4;			/* 1 */			LARc[0] = sr & 0x3f;  sr >>= 6;			LARc[1] = sr & 0x3f;  sr >>= 6;			sr = *c++;			LARc[2] = sr & 0x1f;  sr >>= 5;			sr |= (uword)*c++ << 3;			LARc[3] = sr & 0x1f;  sr >>= 5;			LARc[4] = sr & 0xf;  sr >>= 4;			sr |= (uword)*c++ << 2;			LARc[5] = sr & 0xf;  sr >>= 4;			LARc[6] = sr & 0x7;  sr >>= 3;			LARc[7] = sr & 0x7;  sr >>= 3;			sr = *c++;				/* 5 */			Nc[0] = sr & 0x7f;  sr >>= 7;			sr |= (uword)*c++ << 1;			bc[0] = sr & 0x3;  sr >>= 2;			Mc[0] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 5;			xmaxc[0] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 12)			xmc[0] = sr & 0x7;  sr >>= 3;			xmc[1] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[2] = sr & 0x7;  sr >>= 3;			xmc[3] = sr & 0x7;  sr >>= 3;			xmc[4] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[5] = sr & 0x7;  sr >>= 3;			xmc[6] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			/* 10 */			xmc[7] = sr & 0x7;  sr >>= 3;			xmc[8] = sr & 0x7;  sr >>= 3;			xmc[9] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[10] = sr & 0x7;  sr >>= 3;			xmc[11] = sr & 0x7;  sr >>= 3;			xmc[12] = sr & 0x7;  sr >>= 3;			sr = *c++;			Nc[1] = sr & 0x7f;  sr >>= 7;			sr |= (uword)*c++ << 1;			bc[1] = sr & 0x3;  sr >>= 2;			Mc[1] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 5;			xmaxc[1] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 29 - 13)			xmc[13] = sr & 0x7;  sr >>= 3;			xmc[14] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			/* 15 */			xmc[15] = sr & 0x7;  sr >>= 3;			xmc[16] = sr & 0x7;  sr >>= 3;			xmc[17] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[18] = sr & 0x7;  sr >>= 3;			xmc[19] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[20] = sr & 0x7;  sr >>= 3;			xmc[21] = sr & 0x7;  sr >>= 3;			xmc[22] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[23] = sr & 0x7;  sr >>= 3;			xmc[24] = sr & 0x7;  sr >>= 3;			xmc[25] = sr & 0x7;  sr >>= 3;			sr = *c++;			Nc[2] = sr & 0x7f;  sr >>= 7;			sr |= (uword)*c++ << 1;			/* 20 */			bc[2] = sr & 0x3;  sr >>= 2;			Mc[2] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 5;			xmaxc[2] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 46 - 26)			xmc[26] = sr & 0x7;  sr >>= 3;			xmc[27] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;				xmc[28] = sr & 0x7;  sr >>= 3;			xmc[29] = sr & 0x7;  sr >>= 3;			xmc[30] = sr & 0x7;  sr >>= 3;			sr = *c++;			xmc[31] = sr & 0x7;  sr >>= 3;			xmc[32] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[33] = sr & 0x7;  sr >>= 3;			xmc[34] = sr & 0x7;  sr >>= 3;			xmc[35] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			/* 25 */			xmc[36] = sr & 0x7;  sr >>= 3;			xmc[37] = sr & 0x7;  sr >>= 3;			xmc[38] = sr & 0x7;  sr >>= 3;			sr = *c++;			Nc[3] = sr & 0x7f;  sr >>= 7;			sr |= (uword)*c++ << 1;					bc[3] = sr & 0x3;  sr >>= 2;			Mc[3] = sr & 0x3;  sr >>= 2;			sr |= (uword)*c++ << 5;			xmaxc[3] = sr & 0x3f;  sr >>= 6;#undef	xmc#define	xmc	(target + 63 - 39)			xmc[39] = sr & 0x7;  sr >>= 3;			xmc[40] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[41] = sr & 0x7;  sr >>= 3;			xmc[42] = sr & 0x7;  sr >>= 3;			xmc[43] = sr & 0x7;  sr >>= 3;			sr = *c++;				/* 30 */			xmc[44] = sr & 0x7;  sr >>= 3;			xmc[45] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 2;			xmc[46] = sr & 0x7;  sr >>= 3;			xmc[47] = sr & 0x7;  sr >>= 3;			xmc[48] = sr & 0x7;  sr >>= 3;			sr |= (uword)*c++ << 1;			xmc[49] = sr & 0x7;  sr >>= 3;			xmc[50] = sr & 0x7;  sr >>= 3;			xmc[51] = sr & 0x7;  sr >>= 3;		}	}	else #endif	{	/* GSM_MAGIC  = (*c >> 4) & 0xF; */	if (((*c >> 4) & 0x0F) != GSM_MAGIC) return -1;	LARc[0]  = (*c++ & 0xF) << 2;		/* 1 */	LARc[0] |= (*c >> 6) & 0x3;	LARc[1]  = *c++ & 0x3F;	LARc[2]  = (*c >> 3) & 0x1F;	LARc[3]  = (*c++ & 0x7) << 2;	LARc[3] |= (*c >> 6) & 0x3;	LARc[4]  = (*c >> 2) & 0xF;	LARc[5]  = (*c++ & 0x3) << 2;	LARc[5] |= (*c >> 6) & 0x3;	LARc[6]  = (*c >> 3) & 0x7;	LARc[7]  = *c++ & 0x7;	Nc[0]  = (*c >> 1) & 0x7F;	bc[0]  = (*c++ & 0x1) << 1;	bc[0] |= (*c >> 7) & 0x1;	Mc[0]  = (*c >> 5) & 0x3;	xmaxc[0]  = (*c++ & 0x1F) << 1;	xmaxc[0] |= (*c >> 7) & 0x1;#undef	xmc#define	xmc	(target + 12)	xmc[0]  = (*c >> 4) & 0x7;	xmc[1]  = (*c >> 1) & 0x7;	xmc[2]  = (*c++ & 0x1) << 2;	xmc[2] |= (*c >> 6) & 0x3;	xmc[3]  = (*c >> 3) & 0x7;	xmc[4]  = *c++ & 0x7;	xmc[5]  = (*c >> 5) & 0x7;	xmc[6]  = (*c >> 2) & 0x7;	xmc[7]  = (*c++ & 0x3) << 1;		/* 10 */	xmc[7] |= (*c >> 7) & 0x1;	xmc[8]  = (*c >> 4) & 0x7;	xmc[9]  = (*c >> 1) & 0x7;	xmc[10]  = (*c++ & 0x1) << 2;	xmc[10] |= (*c >> 6) & 0x3;	xmc[11]  = (*c >> 3) & 0x7;	xmc[12]  = *c++ & 0x7;	Nc[1]  = (*c >> 1) & 0x7F;	bc[1]  = (*c++ & 0x1) << 1;	bc[1] |= (*c >> 7) & 0x1;	Mc[1]  = (*c >> 5) & 0x3;	xmaxc[1]  = (*c++ & 0x1F) << 1;	xmaxc[1] |= (*c >> 7) & 0x1;#undef	xmc#define	xmc	(target + 29 - 13)	xmc[13]  = (*c >> 4) & 0x7;	xmc[14]  = (*c >> 1) & 0x7;	xmc[15]  = (*c++ & 0x1) << 2;	xmc[15] |= (*c >> 6) & 0x3;	xmc[16]  = (*c >> 3) & 0x7;	xmc[17]  = *c++ & 0x7;	xmc[18]  = (*c >> 5) & 0x7;	xmc[19]  = (*c >> 2) & 0x7;	xmc[20]  = (*c++ & 0x3) << 1;	xmc[20] |= (*c >> 7) & 0x1;	xmc[21]  = (*c >> 4) & 0x7;	xmc[22]  = (*c >> 1) & 0x7;	xmc[23]  = (*c++ & 0x1) << 2;	xmc[23] |= (*c >> 6) & 0x3;	xmc[24]  = (*c >> 3) & 0x7;	xmc[25]  = *c++ & 0x7;	Nc[2]  = (*c >> 1) & 0x7F;	bc[2]  = (*c++ & 0x1) << 1;		/* 20 */	bc[2] |= (*c >> 7) & 0x1;	Mc[2]  = (*c >> 5) & 0x3;	xmaxc[2]  = (*c++ & 0x1F) << 1;	xmaxc[2] |= (*c >> 7) & 0x1;#undef	xmc#define	xmc	(target + 46 - 26)	xmc[26]  = (*c >> 4) & 0x7;	xmc[27]  = (*c >> 1) & 0x7;	xmc[28]  = (*c++ & 0x1) << 2;	xmc[28] |= (*c >> 6) & 0x3;	xmc[29]  = (*c >> 3) & 0x7;	xmc[30]  = *c++ & 0x7;	xmc[31]  = (*c >> 5) & 0x7;	xmc[32]  = (*c >> 2) & 0x7;	xmc[33]  = (*c++ & 0x3) << 1;	xmc[33] |= (*c >> 7) & 0x1;	xmc[34]  = (*c >> 4) & 0x7;	xmc[35]  = (*c >> 1) & 0x7;	xmc[36]  = (*c++ & 0x1) << 2;	xmc[36] |= (*c >> 6) & 0x3;	xmc[37]  = (*c >> 3) & 0x7;	xmc[38]  = *c++ & 0x7;	Nc[3]  = (*c >> 1) & 0x7F;	bc[3]  = (*c++ & 0x1) << 1;	bc[3] |= (*c >> 7) & 0x1;	Mc[3]  = (*c >> 5) & 0x3;	xmaxc[3]  = (*c++ & 0x1F) << 1;	xmaxc[3] |= (*c >> 7) & 0x1;#undef	xmc#define	xmc	(target + 63 - 39)	xmc[39]  = (*c >> 4) & 0x7;	xmc[40]  = (*c >> 1) & 0x7;	xmc[41]  = (*c++ & 0x1) << 2;	xmc[41] |= (*c >> 6) & 0x3;	xmc[42]  = (*c >> 3) & 0x7;	xmc[43]  = *c++ & 0x7;			/* 30  */	xmc[44]  = (*c >> 5) & 0x7;	xmc[45]  = (*c >> 2) & 0x7;	xmc[46]  = (*c++ & 0x3) << 1;	xmc[46] |= (*c >> 7) & 0x1;	xmc[47]  = (*c >> 4) & 0x7;	xmc[48]  = (*c >> 1) & 0x7;	xmc[49]  = (*c++ & 0x1) << 2;	xmc[49] |= (*c >> 6) & 0x3;	xmc[50]  = (*c >> 3) & 0x7;	xmc[51]  = *c & 0x7;			/* 33 */	}	return 0;}