Date: Sun, 1 Jul 2012 08:53:55 +0000 (UTC) From: Michael Tuexen <tuexen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r237911 - stable/9/sys/netinet Message-ID: <201207010853.q618rtdT078562@svn.freebsd.org>
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Author: tuexen Date: Sun Jul 1 08:53:55 2012 New Revision: 237911 URL: http://svn.freebsd.org/changeset/base/237911 Log: MFC r236961: Add a cmsg of type IP_TOS for UDP/IPv4 sockets to specify the TOS byte. Modified: stable/9/sys/netinet/udp_usrreq.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/netinet/udp_usrreq.c ============================================================================== --- stable/9/sys/netinet/udp_usrreq.c Sun Jul 1 08:47:15 2012 (r237910) +++ stable/9/sys/netinet/udp_usrreq.c Sun Jul 1 08:53:55 2012 (r237911) @@ -956,6 +956,7 @@ udp_output(struct inpcb *inp, struct mbu int ipflags; u_short fport, lport; int unlock_udbinfo; + u_char tos; /* * udp_output() may need to temporarily bind or connect the current @@ -971,6 +972,7 @@ udp_output(struct inpcb *inp, struct mbu } src.sin_family = 0; + tos = inp->inp_ip_tos; if (control != NULL) { /* * XXX: Currently, we assume all the optional information is @@ -1008,6 +1010,14 @@ udp_output(struct inpcb *inp, struct mbu *(struct in_addr *)CMSG_DATA(cm); break; + case IP_TOS: + if (cm->cmsg_len != CMSG_LEN(sizeof(u_char))) { + error = EINVAL; + break; + } + tos = *(u_char *)CMSG_DATA(cm); + break; + default: error = ENOPROTOOPT; break; @@ -1223,7 +1233,7 @@ udp_output(struct inpcb *inp, struct mbu ui->ui_sum = 0; ((struct ip *)ui)->ip_len = sizeof (struct udpiphdr) + len; ((struct ip *)ui)->ip_ttl = inp->inp_ip_ttl; /* XXX */ - ((struct ip *)ui)->ip_tos = inp->inp_ip_tos; /* XXX */ + ((struct ip *)ui)->ip_tos = tos; /* XXX */ UDPSTAT_INC(udps_opackets); if (unlock_udbinfo == UH_WLOCKED)
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