Re: [squid-users] tcp_outgoing_tos doesn't work in 3.2?

On Thu, 2013-01-03 at 08:13 +0200, John Hay wrote:
> > Again, no official documentation found, but I found other bug reports in
> > software packages for a variety of BSD operating systems, so I think it
> > should apply to any BSD derivative (including OSX).
>
> Doing a google of "setsockopt freebsd" and "setsockopt netbsd" point
> directly to their man pages

Yeah, thanks, I had already RTFM ;-)

I expected something specific for IP_TOS though, given that it's always
exactly an 8 bit value.

> Most socket-level options utilize an int argument for optval. For
> setsockopt(), the argument should be non-zero to enable a boolean option,
> or zero if the option is to be disabled. SO_LINGER uses a struct linger
> argument, defined in <sys/socket.h>, which specifies the desired state of
> the option and the linger interval (see below). SO_SNDTIMEO and
> SO_RCVTIMEO use a struct timeval argument, defined in <sys/time.h>.

But you're right: "most options utilise an int" should probably be
interpreted as "all options utilise an int unless otherwise specified".

Andy
Received on Thu Jan 03 2013 - 15:42:47 MST