1  typedef short int int16_t;
       2  typedef unsigned char uint8_t;
       3  typedef struct {
       4  	int16_t LARc[8];
       5  	int16_t Nc[4];
       6  	int16_t bc[4];
       7  	int16_t Mc[4];
       8  	int16_t xmaxc[4];
       9  	int16_t xMc[4][13];
      10  } gsm0610_frame_t;
      11  int gsm0610_unpack_voip(gsm0610_frame_t * s, const uint8_t c[33])
      12  {
      13  	int i;
      14  	for (i = 0; i < 4; i++) {
      15  		s->Nc[i] = (*c >> 1) & 0x7F;
      16  		s->bc[i] = (*c++ & 0x1) << 1;
      17  		s->bc[i] |= (*c >> 7) & 0x1;
      18  		s->Mc[i] = (*c >> 5) & 0x3;
      19  		s->xmaxc[i] = (*c++ & 0x1F) << 1;
      20  		s->xmaxc[i] |= (*c >> 7) & 0x1;
      21  		s->xMc[i][0] = (*c >> 4) & 0x7;
      22  		s->xMc[i][1] = (*c >> 1) & 0x7;
      23  		s->xMc[i][2] = (*c++ & 0x1) << 2;
      24  		s->xMc[i][2] |= (*c >> 6) & 0x3;
      25  		s->xMc[i][3] = (*c >> 3) & 0x7;
      26  		s->xMc[i][4] = *c++ & 0x7;
      27  		s->xMc[i][10] |= (*c >> 6) & 0x3;
      28  		s->xMc[i][11] = (*c >> 3) & 0x7;
      29  		s->xMc[i][12] = *c++ & 0x7;
      30  	}
      31  }