| tcp_syncache.c (133517) | tcp_syncache.c (133720) |
|---|---|
| 1/*- 2 * Copyright (c) 2001 Networks Associates Technology, Inc. 3 * All rights reserved. 4 * 5 * This software was developed for the FreeBSD Project by Jonathan Lemon 6 * and NAI Labs, the Security Research Division of Network Associates, Inc. 7 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the 8 * DARPA CHATS research program. --- 17 unchanged lines hidden (view full) --- 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * | 1/*- 2 * Copyright (c) 2001 Networks Associates Technology, Inc. 3 * All rights reserved. 4 * 5 * This software was developed for the FreeBSD Project by Jonathan Lemon 6 * and NAI Labs, the Security Research Division of Network Associates, Inc. 7 * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the 8 * DARPA CHATS research program. --- 17 unchanged lines hidden (view full) --- 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * |
| 34 * $FreeBSD: head/sys/netinet/tcp_syncache.c 133517 2004-08-11 20:30:08Z andre $ | 34 * $FreeBSD: head/sys/netinet/tcp_syncache.c 133720 2004-08-14 15:32:40Z dwmalone $ |
| 35 */ 36 37#include "opt_inet.h" 38#include "opt_inet6.h" 39#include "opt_ipsec.h" 40#include "opt_mac.h" | 35 */ 36 37#include "opt_inet.h" 38#include "opt_inet6.h" 39#include "opt_ipsec.h" 40#include "opt_mac.h" |
| 41#include "opt_random_ip_id.h" | |
| 42#include "opt_tcpdebug.h" 43#include "opt_tcp_sack.h" 44 45#include <sys/param.h> 46#include <sys/systm.h> 47#include <sys/kernel.h> 48#include <sys/sysctl.h> 49#include <sys/malloc.h> --- 903 unchanged lines hidden (view full) --- 953 } 954#endif 955 } else { 956 sc->sc_iss = arc4random(); 957#ifdef INET6 958 if (inc->inc_isipv6 && 959 (sc->sc_tp->t_inpcb->in6p_flags & IN6P_AUTOFLOWLABEL)) { 960 sc->sc_flowlabel = | 41#include "opt_tcpdebug.h" 42#include "opt_tcp_sack.h" 43 44#include <sys/param.h> 45#include <sys/systm.h> 46#include <sys/kernel.h> 47#include <sys/sysctl.h> 48#include <sys/malloc.h> --- 903 unchanged lines hidden (view full) --- 952 } 953#endif 954 } else { 955 sc->sc_iss = arc4random(); 956#ifdef INET6 957 if (inc->inc_isipv6 && 958 (sc->sc_tp->t_inpcb->in6p_flags & IN6P_AUTOFLOWLABEL)) { 959 sc->sc_flowlabel = |
| 961#ifdef RANDOM_IP_ID | |
| 962 (htonl(ip6_randomflowlabel()) & IPV6_FLOWLABEL_MASK); | 960 (htonl(ip6_randomflowlabel()) & IPV6_FLOWLABEL_MASK); |
| 963#else 964 (htonl(ip6_flow_seq++) & IPV6_FLOWLABEL_MASK); 965#endif | |
| 966 } 967#endif 968 } 969 970 /* Initial receive window: clip sbspace to [0 .. TCP_MAXWIN] */ 971 win = sbspace(&so->so_rcv); 972 win = imax(win, 0); 973 win = imin(win, TCP_MAXWIN); --- 524 unchanged lines hidden --- | 961 } 962#endif 963 } 964 965 /* Initial receive window: clip sbspace to [0 .. TCP_MAXWIN] */ 966 win = sbspace(&so->so_rcv); 967 win = imax(win, 0); 968 win = imin(win, TCP_MAXWIN); --- 524 unchanged lines hidden --- |