| /** |
| * Copyright (c) 2012 |
| * |
| * Gregory Detal <gregory.detal@uclouvain.be> |
| * Christoph Paasch <christoph.paasch@uclouvain.be> |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * 3. Neither the name of the University nor of the Laboratory may be used |
| * to endorse or promote products derived from this software without |
| * specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #define MPTCP_SUB_CAPABLE 0x0 |
| #define MPTCP_SUB_JOIN 0x1 |
| #define MPTCP_SUB_DSS 0x2 |
| #define MPTCP_SUB_ADD_ADDR 0x3 |
| #define MPTCP_SUB_REMOVE_ADDR 0x4 |
| #define MPTCP_SUB_PRIO 0x5 |
| #define MPTCP_SUB_FAIL 0x6 |
| #define MPTCP_SUB_FCLOSE 0x7 |
| |
| |
| struct mptcp_option { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub_etc; /* subtype upper 4 bits, other stuff lower 4 bits */ |
| }; |
| |
| #define MPTCP_OPT_SUBTYPE(sub_etc) (((sub_etc) >> 4) & 0xF) |
| |
| struct mp_capable { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub_ver; |
| u_int8_t flags; |
| u_int8_t sender_key[8]; |
| u_int8_t receiver_key[8]; |
| }; |
| |
| #define MP_CAPABLE_OPT_VERSION(sub_ver) (((sub_ver) >> 0) & 0xF) |
| #define MP_CAPABLE_C 0x80 |
| #define MP_CAPABLE_S 0x01 |
| |
| struct mp_join { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub_b; |
| u_int8_t addr_id; |
| union { |
| struct { |
| u_int8_t token[4]; |
| u_int8_t nonce[4]; |
| } syn; |
| struct { |
| u_int8_t mac[8]; |
| u_int8_t nonce[4]; |
| } synack; |
| struct { |
| u_int8_t mac[20]; |
| } ack; |
| } u; |
| }; |
| |
| #define MP_JOIN_B 0x01 |
| |
| struct mp_dss { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub; |
| u_int8_t flags; |
| }; |
| |
| #define MP_DSS_F 0x10 |
| #define MP_DSS_m 0x08 |
| #define MP_DSS_M 0x04 |
| #define MP_DSS_a 0x02 |
| #define MP_DSS_A 0x01 |
| |
| struct mp_add_addr { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub_ipver; |
| u_int8_t addr_id; |
| union { |
| struct { |
| u_int8_t addr[4]; |
| u_int8_t port[2]; |
| } v4; |
| struct { |
| u_int8_t addr[16]; |
| u_int8_t port[2]; |
| } v6; |
| } u; |
| }; |
| |
| #define MP_ADD_ADDR_IPVER(sub_ipver) (((sub_ipver) >> 0) & 0xF) |
| |
| struct mp_remove_addr { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub; |
| /* list of addr_id */ |
| u_int8_t addrs_id; |
| }; |
| |
| struct mp_fail { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub; |
| u_int8_t resv; |
| u_int8_t data_seq[8]; |
| }; |
| |
| struct mp_close { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub; |
| u_int8_t rsv; |
| u_int8_t key[8]; |
| }; |
| |
| struct mp_prio { |
| u_int8_t kind; |
| u_int8_t len; |
| u_int8_t sub_b; |
| u_int8_t addr_id; |
| }; |
| |
| #define MP_PRIO_B 0x01 |