1typedef short int int16_t;
2typedef unsigned char uint8_t;
3typedef 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;
11int 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}
32