Specifies the subaddress of a party. This structure is referenced in supplementary service data structures.
The offset field in this structure is calculated from the beginning of this structure (the address of the invoke field).
struct acu_party_subaddress
{
uchar invoke; /* ON/OFF, indicates presence/absence of subaddress */
uchar pad;
uchar type; /* ACU_SUBADDRESS_TYPE_NSAP or ACU_SUBADDRESS_TYPE_USER */
uchar odd_even_ind; /* ACU_SUBADDRESS_EVEN or ACU_SUBADDRESS_ODD */
uchar offset; /* Offset from start of acu_party_subaddress structure */
uchar len; /* Number of bytes */
pad2
};