1732 mac_mmc_init(mac_mblk_cursor_t *cursor, mblk_t *mp)  in mac_mmc_init()  argument
1734 	cursor->mmc_head = mp;  in mac_mmc_init()
1735 	mac_mmc_reset(cursor);  in mac_mmc_init()
1739 mac_mmc_reset(mac_mblk_cursor_t *cursor)  in mac_mmc_reset()  argument
1741 	ASSERT(cursor->mmc_head != NULL);  in mac_mmc_reset()
1743 	cursor->mmc_cur = cursor->mmc_head;  in mac_mmc_reset()
1744 	cursor->mmc_off_total = cursor->mmc_off_mp = 0;  in mac_mmc_reset()
1747 	mac_mmc_advance(cursor, 0);  in mac_mmc_reset()
1751 mac_mmc_mp_left(const mac_mblk_cursor_t *cursor)  in mac_mmc_mp_left()  argument
1753 	if (cursor->mmc_cur != NULL) {  in mac_mmc_mp_left()
1754 		const size_t mp_len = MBLKL(cursor->mmc_cur);  in mac_mmc_mp_left()
1756 		ASSERT3U(mp_len, >=, cursor->mmc_off_mp);  in mac_mmc_mp_left()
1758 		return (mp_len - cursor->mmc_off_mp);  in mac_mmc_mp_left()
1765 mac_mmc_mp_ptr(const mac_mblk_cursor_t *cursor)  in mac_mmc_mp_ptr()  argument
1767 	return (cursor->mmc_cur->b_rptr + cursor->mmc_off_mp);  in mac_mmc_mp_ptr()
1771 mac_mmc_offset(const mac_mblk_cursor_t *cursor)  in mac_mmc_offset()  argument
1773 	return (cursor->mmc_off_total);  in mac_mmc_offset()
1785 mac_mmc_advance(mac_mblk_cursor_t *cursor, size_t len)  in mac_mmc_advance()  argument
1787 	ASSERT(cursor->mmc_cur != NULL);  in mac_mmc_advance()
1789 	const size_t mp_len = MBLKL(cursor->mmc_cur);  in mac_mmc_advance()
1791 	ASSERT3U(cursor->mmc_off_mp + len, <=, mp_len);  in mac_mmc_advance()
1793 	cursor->mmc_off_total += len;  in mac_mmc_advance()
1794 	cursor->mmc_off_mp += len;  in mac_mmc_advance()
1796 	if (cursor->mmc_off_mp == mp_len) {  in mac_mmc_advance()
1797 		cursor->mmc_off_mp = 0;  in mac_mmc_advance()
1798 		cursor->mmc_cur = cursor->mmc_cur->b_cont;  in mac_mmc_advance()
1802 	while (cursor->mmc_cur != NULL && MBLKL(cursor->mmc_cur) == 0) {  in mac_mmc_advance()
1803 		cursor->mmc_cur = cursor->mmc_cur->b_cont;  in mac_mmc_advance()
1813 mac_mmc_seek(mac_mblk_cursor_t *cursor, const size_t off)  in mac_mmc_seek()  argument
1815 	ASSERT(cursor->mmc_head != NULL);  in mac_mmc_seek()
1817 	if (off == cursor->mmc_off_total) {  in mac_mmc_seek()
1823 	} else if (off < cursor->mmc_off_total) {  in mac_mmc_seek()
1825 		mac_mmc_reset(cursor);  in mac_mmc_seek()
1828 	size_t seek_left = off - cursor->mmc_off_total;  in mac_mmc_seek()
1829 	while (cursor->mmc_cur != NULL) {  in mac_mmc_seek()
1830 		const size_t mp_left = mac_mmc_mp_left(cursor);  in mac_mmc_seek()
1834 			cursor->mmc_off_mp += seek_left;  in mac_mmc_seek()
1835 			cursor->mmc_off_total += seek_left;  in mac_mmc_seek()
1840 		mac_mmc_advance(cursor, mp_left);  in mac_mmc_seek()
1848 	return (cursor->mmc_off_total == off);  in mac_mmc_seek()
1857 mac_mmc_get_uint8(mac_mblk_cursor_t *cursor, size_t pos, uint8_t *out)  in mac_mmc_get_uint8()  argument
1859 	if (!mac_mmc_seek(cursor, pos)) {  in mac_mmc_get_uint8()
1863 	if (mac_mmc_mp_left(cursor) != 0) {  in mac_mmc_get_uint8()
1864 		*out = *(mac_mmc_mp_ptr(cursor));  in mac_mmc_get_uint8()
1865 		mac_mmc_advance(cursor, 1);  in mac_mmc_get_uint8()
1880 mac_mmc_get_uint16(mac_mblk_cursor_t *cursor, size_t pos, uint16_t *out)  in mac_mmc_get_uint16()  argument
1882 	if (!mac_mmc_seek(cursor, pos)) {  in mac_mmc_get_uint16()
1886 	const size_t mp_left = mac_mmc_mp_left(cursor);  in mac_mmc_get_uint16()
1890 		uint8_t *bp = mac_mmc_mp_ptr(cursor);  in mac_mmc_get_uint16()
1894 		mac_mmc_advance(cursor, 2);  in mac_mmc_get_uint16()
1898 		result = (uint16_t)*(mac_mmc_mp_ptr(cursor));  in mac_mmc_get_uint16()
1899 		mac_mmc_advance(cursor, 1);  in mac_mmc_get_uint16()
1901 		if (mac_mmc_mp_left(cursor) == 0) {  in mac_mmc_get_uint16()
1906 		result |= (uint16_t)*(mac_mmc_mp_ptr(cursor));  in mac_mmc_get_uint16()
1907 		mac_mmc_advance(cursor, 1);  in mac_mmc_get_uint16()
1922 mac_mmc_get_bytes(mac_mblk_cursor_t *cursor, size_t pos, uint8_t *out,  in mac_mmc_get_bytes()  argument
1925 	if (!mac_mmc_seek(cursor, pos)) {  in mac_mmc_get_bytes()
1930 		const size_t mp_left = mac_mmc_mp_left(cursor);  in mac_mmc_get_bytes()
1937 		bcopy(mac_mmc_mp_ptr(cursor), out, to_copy);  in mac_mmc_get_bytes()
1939 		mac_mmc_advance(cursor, to_copy);  in mac_mmc_get_bytes()
1954 mac_mmc_parse_ether(mac_mblk_cursor_t *cursor, uint8_t *dst_addrp,  in mac_mmc_parse_ether()  argument
1957 	const size_t l2_off = mac_mmc_offset(cursor);  in mac_mmc_parse_ether()
1960 		if (!mac_mmc_get_bytes(cursor, l2_off, dst_addrp, ETHERADDRL)) {  in mac_mmc_parse_ether()
1966 	if (!mac_mmc_get_uint16(cursor,  in mac_mmc_parse_ether()
1977 		if (!mac_mmc_get_uint16(cursor,  in mac_mmc_parse_ether()
1982 		if (!mac_mmc_get_uint16(cursor,  in mac_mmc_parse_ether()
2013 mac_mmc_parse_l3(mac_mblk_cursor_t *cursor, uint16_t l3_sap, uint8_t *ipprotop,  in mac_mmc_parse_l3()  argument
2016 	const size_t l3_off = mac_mmc_offset(cursor);  in mac_mmc_parse_l3()
2022 		if (!mac_mmc_get_uint8(cursor, l3_off, &verlen)) {  in mac_mmc_parse_l3()
2030 		if (!mac_mmc_get_uint16(cursor,  in mac_mmc_parse_l3()
2036 		if (!mac_mmc_get_uint8(cursor,  in mac_mmc_parse_l3()
2057 		if (!mac_mmc_get_uint8(cursor,  in mac_mmc_parse_l3()
2068 			if (!mac_mmc_get_uint8(cursor, hdr_off, &next_hdr)) {  in mac_mmc_parse_l3()
2086 				if (!mac_mmc_get_uint8(cursor, hdr_off + 1,  in mac_mmc_parse_l3()
2097 				if (!mac_mmc_get_uint8(cursor, hdr_off + 1,  in mac_mmc_parse_l3()
2140 mac_mmc_parse_l4(mac_mblk_cursor_t *cursor, uint8_t ipproto, uint8_t *hdr_sizep)  in mac_mmc_parse_l4()  argument
2144 	const size_t l4_off = mac_mmc_offset(cursor);  in mac_mmc_parse_l4()
2149 		if (!mac_mmc_get_uint8(cursor,  in mac_mmc_parse_l4()
2193 	mac_mblk_cursor_t cursor;  in mac_ether_l2_info()  local
2195 	mac_mmc_init(&cursor, mp);  in mac_ether_l2_info()
2196 	if (!mac_mmc_parse_ether(&cursor, dst_addrp, vlan_tcip, NULL, NULL)) {  in mac_ether_l2_info()
2225 	mac_mblk_cursor_t cursor;  in mac_partial_offload_info()  local
2227 	mac_mmc_init(&cursor, mp);  in mac_partial_offload_info()
2229 	if (!mac_mmc_seek(&cursor, off)) {  in mac_partial_offload_info()
2236 		if (!mac_mmc_parse_ether(&cursor, NULL, &vlan_tci, &ethertype,  in mac_partial_offload_info()
2251 	if (!mac_mmc_seek(&cursor, l2_end)) {  in mac_partial_offload_info()
2260 		if (!mac_mmc_parse_l3(&cursor, meoi->meoi_l3proto, &ipproto,  in mac_partial_offload_info()
2273 	if (!mac_mmc_seek(&cursor, l3_end)) {  in mac_partial_offload_info()
2280 		if (!mac_mmc_parse_l4(&cursor, meoi->meoi_l4proto, &l4_sz)) {  in mac_partial_offload_info()
2288 	if (!mac_mmc_seek(&cursor, l4_end)) {  in mac_partial_offload_info()