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Code Issues Releases Activity

- Adapt layer indication was always being given (it should only

Browse Source 
be given when the user has enabled it). (Michael Tuexen)
- Sack Immediately was not being set properly on the actual chunk, it
  was only put in the rcvd_flags which is incorrect. (Michael Tuexen)
- added an ifndef userspace to one of the already present macro's for
  inet (Brad Penoff)
Obtained from:	Michael Tuexen and Brad Penoff
MFC after:	4 weeks
This commit is contained in:
Randall Stewart 2008-10-18 15:54:25 +00:00
parent fcea7c2ed3
commit fc69c30240
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=184028
1 changed files with 27 additions and 32 deletions
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59
sys/netinet/sctp_output.c
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@ -4096,6 +4096,7 @@ sctp_send_initiate(struct sctp_inpcb *inp, struct sctp_tcb *stcb, int so_locked
struct sctp_nets *net;
struct sctp_init_msg *initm;
struct sctp_supported_addr_param *sup_addr;
struct sctp_adaptation_layer_indication *ali;
struct sctp_ecn_supported_param *ecn;
struct sctp_prsctp_supported_param *prsctp;
struct sctp_ecn_nonce_supported_param *ecn_nonce;
@ -4193,21 +4194,13 @@ sctp_send_initiate(struct sctp_inpcb *inp, struct sctp_tcb *stcb, int so_locked
#endif
SCTP_BUF_LEN(m) += sizeof(*sup_addr) + sizeof(uint16_t);
if (inp->sctp_ep.adaptation_layer_indicator) {
struct sctp_adaptation_layer_indication *ali;
ali = (struct sctp_adaptation_layer_indication *)(
(caddr_t)sup_addr + sizeof(*sup_addr) + sizeof(uint16_t));
ali->ph.param_type = htons(SCTP_ULP_ADAPTATION);
ali->ph.param_length = htons(sizeof(*ali));
ali->indication = ntohl(inp->sctp_ep.adaptation_layer_indicator);
SCTP_BUF_LEN(m) += sizeof(*ali);
ecn = (struct sctp_ecn_supported_param *)((caddr_t)ali +
sizeof(*ali));
} else {
ecn = (struct sctp_ecn_supported_param *)((caddr_t)sup_addr +
sizeof(*sup_addr) + sizeof(uint16_t));
}
/* adaptation layer indication parameter */
ali = (struct sctp_adaptation_layer_indication *)((caddr_t)sup_addr + sizeof(*sup_addr) + sizeof(uint16_t));
ali->ph.param_type = htons(SCTP_ULP_ADAPTATION);
ali->ph.param_length = htons(sizeof(*ali));
ali->indication = ntohl(inp->sctp_ep.adaptation_layer_indicator);
SCTP_BUF_LEN(m) += sizeof(*ali);
ecn = (struct sctp_ecn_supported_param *)((caddr_t)ali + sizeof(*ali));
/* now any cookie time extensions */
if (stcb->asoc.cookie_preserve_req) {
@ -4889,6 +4882,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
struct sctp_association *asoc;
struct mbuf *m, *m_at, *m_tmp, *m_cookie, *op_err, *mp_last;
struct sctp_init_msg *initackm_out;
struct sctp_adaptation_layer_indication *ali;
struct sctp_ecn_supported_param *ecn;
struct sctp_prsctp_supported_param *prsctp;
struct sctp_ecn_nonce_supported_param *ecn_nonce;
@ -5319,23 +5313,14 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
/* tell him his limt. */
initackm_out->msg.init.num_inbound_streams =
htons(inp->sctp_ep.max_open_streams_intome);
/* setup the ECN pointer */
if (inp->sctp_ep.adaptation_layer_indicator) {
struct sctp_adaptation_layer_indication *ali;
ali = (struct sctp_adaptation_layer_indication *)(
(caddr_t)initackm_out + sizeof(*initackm_out));
ali->ph.param_type = htons(SCTP_ULP_ADAPTATION);
ali->ph.param_length = htons(sizeof(*ali));
ali->indication = ntohl(inp->sctp_ep.adaptation_layer_indicator);
SCTP_BUF_LEN(m) += sizeof(*ali);
ecn = (struct sctp_ecn_supported_param *)((caddr_t)ali +
sizeof(*ali));
} else {
ecn = (struct sctp_ecn_supported_param *)(
(caddr_t)initackm_out + sizeof(*initackm_out));
}
/* adaptation layer indication parameter */
ali = (struct sctp_adaptation_layer_indication *)((caddr_t)initackm_out + sizeof(*initackm_out));
ali->ph.param_type = htons(SCTP_ULP_ADAPTATION);
ali->ph.param_length = htons(sizeof(*ali));
ali->indication = ntohl(inp->sctp_ep.adaptation_layer_indicator);
SCTP_BUF_LEN(m) += sizeof(*ali);
ecn = (struct sctp_ecn_supported_param *)((caddr_t)ali + sizeof(*ali));
/* ECN parameter */
if (SCTP_BASE_SYSCTL(sctp_ecn_enable) == 1) {
@ -6816,6 +6801,9 @@ sctp_move_to_outqueue(struct sctp_tcb *stcb, struct sctp_nets *net,
if (sp->sinfo_flags & SCTP_UNORDERED) {
rcv_flags |= SCTP_DATA_UNORDERED;
}
if (SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) && ((sp->sinfo_flags & SCTP_EOF) == SCTP_EOF)) {
rcv_flags |= SCTP_DATA_SACK_IMMEDIATELY;
}
/* clear out the chunk before setting up */
memset(chk, 0, sizeof(*chk));
chk->rec.data.rcv_flags = rcv_flags;
@ -8062,6 +8050,13 @@ sctp_med_chunk_output(struct sctp_inpcb *inp,
chk->send_size, mtu);
chk->flags |= CHUNK_FLAGS_FRAGMENT_OK;
}
if (SCTP_BASE_SYSCTL(sctp_enable_sack_immediately) &&
((asoc->state & SCTP_STATE_SHUTDOWN_PENDING) == SCTP_STATE_SHUTDOWN_PENDING)) {
struct sctp_data_chunk *dchkh;
dchkh = mtod(chk->data, struct sctp_data_chunk *);
dchkh->ch.chunk_flags |= SCTP_DATA_SACK_IMMEDIATELY;
}
if (((chk->send_size <= mtu) && (chk->send_size <= r_mtu)) ||
((chk->flags & CHUNK_FLAGS_FRAGMENT_OK) && (chk->send_size <= asoc->peers_rwnd))) {
/* ok we will add this one */
@ -11737,7 +11732,7 @@ sctp_sosend(struct socket *so,
}
}
addr_to_use = addr;
#ifdef INET6
#if defined(INET6) && !defined(__Userspace__) /* TODO port in6_sin6_2_sin */
if ((addr) && (addr->sa_family == AF_INET6)) {
struct sockaddr_in6 *sin6;