ubifs_unpack_bits
nnode->num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
lnum = ubifs_unpack_bits(c, &addr, &pos, c->lpt_lnum_bits) +
nnode->nbranch[i].offs = ubifs_unpack_bits(c, &addr, &pos,
int free = ubifs_unpack_bits(c, &addr, &pos, c->lpt_spc_bits);
int dirty = ubifs_unpack_bits(c, &addr, &pos, c->lpt_spc_bits);
int lnum = ubifs_unpack_bits(c, &addr, &pos, c->lnum_bits);
crc = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_CRC_BITS);
node_type = ubifs_unpack_bits(c, addr, pos, UBIFS_LPT_TYPE_BITS);
pnode->num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
lprops->free = ubifs_unpack_bits(c, &addr, &pos, c->space_bits);
lprops->dirty = ubifs_unpack_bits(c, &addr, &pos, c->space_bits);
if (ubifs_unpack_bits(c, &addr, &pos, 1))
node_type = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_TYPE_BITS);
*node_num = ubifs_unpack_bits(c, &addr, &pos, c->pcnt_bits);
node_type = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_TYPE_BITS);
crc = ubifs_unpack_bits(c, &addr, &pos, UBIFS_LPT_CRC_BITS);
uint32_t ubifs_unpack_bits(const struct ubifs_info *c, uint8_t **addr, int *pos, int nrbits);