net/sctp/sm_statefuns.c

210  * Verification Tag: 8.5.1(C), sctpimpguide 2.41.
214  *   if the Verification Tag field of the packet matches its own tag and
303  *    Verification Tag field to Tag_A, and also provide its own
304  *    Verification Tag (Tag_Z) in the Initiate Tag field.
306  * Verification Tag: Must be 0.
357 	/* 3.1 A packet containing an INIT chunk MUST have a zero Verification  in sctp_sf_do_5_1B_init()
503  * Verification Tag: 3.3.3
682  * Verification Tag: 8.5.1 Exceptions in Verification Tag Rules
727 	 * chunk header.  More detailed verification is done  in sctp_sf_do_5_1D_ce()
910  * Verification Tag:
1147  * Verification Tag:  8.5 Verification Tag [Normal verification]
1149  * value in the Verification Tag field of the received SCTP packet
1150  * matches its own Tag. If the received Verification Tag value does not
1227  * Verification Tag:  8.5 Verification Tag [Normal verification]
1422 /* Populate the verification/tie tags based on overlapping INIT
1541 	/* 3.1 A packet containing an INIT chunk MUST have a zero Verification  in sctp_sf_do_unexpected_init()
1608 	 * Verification Tag and Peers Verification tag into a reserved  in sctp_sf_do_unexpected_init()
1703  * sent in its original INIT chunk (including its Verification Tag,
1718  * Verification Tag: Not explicit, but an INIT can not have a valid
1719  * verification tag, so we skip the check.
1753  * current Verification Tag and peer's Verification Tag into a reserved
1756  * containing this INIT ACK MUST carry a Verification Tag value equal to
1773  * Verification Tag: Not specified, but an INIT has no way of knowing
1774  * what the verification tag could be, so we ignore it.
2186  * Verification Tag: None.  Do cookie validation.
2213 	 * enough for the chunk header.  Cookie length verification is  in sctp_sf_do_5_2_4_dupcook()
2230 	/* In RFC 2960 5.2.4 3, if both Verification Tags in the State Cookie  in sctp_sf_do_5_2_4_dupcook()
2231 	 * of a duplicate COOKIE ECHO match the Verification Tags of the  in sctp_sf_do_5_2_4_dupcook()
2271 	/* Compare the tie_tag in cookie with the verification tag of  in sctp_sf_do_5_2_4_dupcook()
2506  * Verification Tag:  Not explicit, but safe to ignore.
2612  * After checking the Verification Tag, the receiving endpoint shall
2616  * Verification Tag: 8.5.1 Exceptions in Verification Tag Rules
2619  *  - The endpoint shall always fill in the Verification Tag field of the
2626  *  - The receiver MUST accept the packet if the Verification Tag
2831  * Verification Tag:  8.5 Verification Tag [Normal verification]
3059  * Verification Tag: 8.5 Verification Tag [Normal verification]
3115  * Verification Tag: 8.5 Verification Tag [Normal verification]
3170  * Verification Tag:  8.5 Verification Tag [Normal verification]
3235 	 * the verification tag test.  in sctp_sf_eat_data_6_2()
3291  * Verification Tag:  8.5 Verification Tag [Normal verification]
3382  * Verification Tag:  8.5 Verification Tag [Normal verification]
3457  *    MUST fill in the Verification Tag field of the outbound packet
3458  *    with the value found in the Verification Tag field of the OOTB
3460  *    Verification Tag is reflected.  After sending this ABORT, the
3464  * Verification Tag:
3665  *    packet must fill in the Verification Tag field of the outbound
3666  *    packet with the Verification Tag received in the SHUTDOWN ACK and
3667  *    set the T-bit in the Chunk Flags to indicate that the Verification
3672  *    MUST fill in the Verification Tag field of the outbound packet
3673  *    with the value found in the Verification Tag field of the OOTB
3675  *    Verification Tag is reflected.  After sending this ABORT, the
3761  *    packet must fill in the Verification Tag field of the outbound
3762  *    packet with the Verification Tag received in the SHUTDOWN ACK and
3763  *    set the T-bit in the Chunk Flags to indicate that the Verification
3823  * Verification Tag:  8.5.1 E) Rules for packet carrying a SHUTDOWN ACK
3827  *   [This means that we do NOT check the Verification Tag on these
4188  * Verification Tag:  8.5 Verification Tag [Normal verification]
4342  * Verification Tag:  8.5 Verification Tag [Normal verification]
4357 	/* Pull in the auth header, so we can do some more verification */  in sctp_sf_authenticate()
4588  * Verification Tag: No verification needed.
4630  * Verification Tag: No verification necessary
4657  * Verification Tag: Not specified
4798  * Verification Tag:  Nothing to do
4983 	 * must provide its Verification Tag (Tag_A) in the Initiate  in sctp_sf_do_prm_asoc()
5240  * Verification Tag:
5275  * Verification Tag:
5303  * Verification Tag:
5352  * Verification Tag:
5882  * Verification Tag:
5947  * Verification Tag: