diff options
Diffstat (limited to 'sys/netinet/ip_output.c')
| -rw-r--r-- | sys/netinet/ip_output.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index 2717d6ec25c8..feacb5169f2c 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -38,6 +38,7 @@ __FBSDID("$FreeBSD$"); #include "opt_mac.h" #include "opt_mbuf_stress_test.h" #include "opt_mpath.h" +#include "opt_sctp.h" #include <sys/param.h> #include <sys/systm.h> @@ -70,6 +71,10 @@ __FBSDID("$FreeBSD$"); #include <netinet/ip_var.h> #include <netinet/ip_options.h> #include <netinet/vinet.h> +#ifdef SCTP +#include <netinet/sctp.h> +#include <netinet/sctp_crc32.h> +#endif #ifdef IPSEC #include <netinet/ip_ipsec.h> @@ -485,7 +490,10 @@ sendit: } m->m_pkthdr.csum_flags |= CSUM_IP_CHECKED | CSUM_IP_VALID; - +#ifdef SCTP + if (m->m_pkthdr.csum_flags & CSUM_SCTP) + m->m_pkthdr.csum_flags |= CSUM_SCTP_VALID; +#endif error = netisr_queue(NETISR_IP, m); goto done; } else @@ -502,6 +510,10 @@ sendit: CSUM_DATA_VALID | CSUM_PSEUDO_HDR; m->m_pkthdr.csum_data = 0xffff; } +#ifdef SCTP + if (m->m_pkthdr.csum_flags & CSUM_SCTP) + m->m_pkthdr.csum_flags |= CSUM_SCTP_VALID; +#endif m->m_pkthdr.csum_flags |= CSUM_IP_CHECKED | CSUM_IP_VALID; @@ -536,6 +548,12 @@ passout: in_delayed_cksum(m); sw_csum &= ~CSUM_DELAY_DATA; } +#ifdef SCTP + if (sw_csum & CSUM_SCTP) { + sctp_delayed_cksum(m); + sw_csum &= ~CSUM_SCTP; + } +#endif m->m_pkthdr.csum_flags &= ifp->if_hwassist; /* @@ -670,7 +688,13 @@ ip_fragment(struct ip *ip, struct mbuf **m_frag, int mtu, in_delayed_cksum(m0); m0->m_pkthdr.csum_flags &= ~CSUM_DELAY_DATA; } - +#ifdef SCTP + if (m0->m_pkthdr.csum_flags & CSUM_SCTP && + (if_hwassist_flags & CSUM_IP_FRAGS) == 0) { + sctp_delayed_cksum(m0); + m0->m_pkthdr.csum_flags &= ~CSUM_SCTP; + } +#endif if (len > PAGE_SIZE) { /* * Fragment large datagrams such that each segment |