CVS commit: [netbsd-8] src/sys/netinet

["Martin Husemann" <martin%netbsd.org@localhost>]

Module Name:    src
Committed By:   martin
Date:           Tue Mar  9 15:56:51 UTC 2021

Modified Files:
        src/sys/netinet [netbsd-8]: in_var.h tcp_subr.c tcp_timer.c

Log Message:
Pull up following revision(s) (requested by christos in ticket #1662):

        sys/netinet/tcp_subr.c: revision 1.286
        sys/netinet/tcp_timer.c: revision 1.96
        sys/netinet/in_var.h: revision 1.102
        sys/netinet/in_var.h: revision 1.99

Don't increment the iss sequence on each connection because it exposes
information (Amit Klein)

Add some randomness to the iss offset

Use a random IPv4 ID because the shuffling algorithm used before could expose
information (Amit Klein)

mv <sys/cprng.h> include to the kernel portion


To generate a diff of this commit:
cvs rdiff -u -r1.95 -r1.95.2.1 src/sys/netinet/in_var.h
cvs rdiff -u -r1.270.6.2 -r1.270.6.3 src/sys/netinet/tcp_subr.c
cvs rdiff -u -r1.91.8.1 -r1.91.8.2 src/sys/netinet/tcp_timer.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.