diff options
Diffstat (limited to 'contrib/ipfilter/lib/optprint.c')
-rw-r--r-- | contrib/ipfilter/lib/optprint.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/optprint.c b/contrib/ipfilter/lib/optprint.c new file mode 100644 index 0000000..8b1f5cd --- /dev/null +++ b/contrib/ipfilter/lib/optprint.c @@ -0,0 +1,83 @@ +/* $FreeBSD$ */ + +/* + * Copyright (C) 2012 by Darren Reed. + * + * See the IPFILTER.LICENCE file for details on licencing. + * + * $Id$ + */ +#include "ipf.h" + + +void optprint(sec, optmsk, optbits) + u_short *sec; + u_long optmsk, optbits; +{ + u_short secmsk = sec[0], secbits = sec[1]; + struct ipopt_names *io, *so; + char *s; + + s = " opt "; + for (io = ionames; io->on_name; io++) + if ((io->on_bit & optmsk) && + ((io->on_bit & optmsk) == (io->on_bit & optbits))) { + if ((io->on_value != IPOPT_SECURITY) || + (!secmsk && !secbits)) { + printf("%s%s", s, io->on_name); + /* + * Because the ionames table has this entry + * twice. + */ + if (io->on_value == IPOPT_SECURITY) + io++; + s = ","; + } + } + + + if (secmsk & secbits) { + printf("%ssec-class", s); + s = " "; + for (so = secclass; so->on_name; so++) + if ((secmsk & so->on_bit) && + ((so->on_bit & secmsk) == (so->on_bit & secbits))) { + printf("%s%s", s, so->on_name); + s = ","; + } + } + + if ((optmsk && (optmsk != optbits)) || + (secmsk && (secmsk != secbits))) { + s = " "; + printf(" not opt"); + if (optmsk != optbits) { + for (io = ionames; io->on_name; io++) + if ((io->on_bit & optmsk) && + ((io->on_bit & optmsk) != + (io->on_bit & optbits))) { + if ((io->on_value != IPOPT_SECURITY) || + (!secmsk && !secbits)) { + printf("%s%s", s, io->on_name); + s = ","; + if (io->on_value == + IPOPT_SECURITY) + io++; + } else + io++; + } + } + + if (secmsk != secbits) { + printf("%ssec-class", s); + s = " "; + for (so = secclass; so->on_name; so++) + if ((so->on_bit & secmsk) && + ((so->on_bit & secmsk) != + (so->on_bit & secbits))) { + printf("%s%s", s, so->on_name); + s = ","; + } + } + } +} |