diff options
Diffstat (limited to 'contrib/ipfilter/lib/printstate.c')
-rw-r--r-- | contrib/ipfilter/lib/printstate.c | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/contrib/ipfilter/lib/printstate.c b/contrib/ipfilter/lib/printstate.c new file mode 100644 index 0000000..9cfdc8a --- /dev/null +++ b/contrib/ipfilter/lib/printstate.c @@ -0,0 +1,189 @@ +/* $NetBSD$ */ + +/* + * Copyright (C) 2002 by Darren Reed. + * + * See the IPFILTER.LICENCE file for details on licencing. + */ + +#include "ipf.h" +#include "kmem.h" + +#define PRINTF (void)printf +#define FPRINTF (void)fprintf + +ipstate_t *printstate(sp, opts, now) +ipstate_t *sp; +int opts; +u_long now; +{ + ipstate_t ips; + synclist_t ipsync; + + if (kmemcpy((char *)&ips, (u_long)sp, sizeof(ips))) + return NULL; + + PRINTF("%s -> ", hostname(ips.is_v, &ips.is_src.in4)); + PRINTF("%s pass %#x pr %d state %d/%d bkt %d\n", + hostname(ips.is_v, &ips.is_dst.in4), ips.is_pass, ips.is_p, + ips.is_state[0], ips.is_state[1], ips.is_hv); + PRINTF("\ttag %u ttl %lu", ips.is_tag, ips.is_die - now); + + if (ips.is_p == IPPROTO_TCP) { + PRINTF("\n\t%hu -> %hu %x:%x %hu<<%d:%hu<<%d\n", + ntohs(ips.is_sport), ntohs(ips.is_dport), + ips.is_send, ips.is_dend, + ips.is_maxswin, ips.is_swinscale, + ips.is_maxdwin, ips.is_dwinscale); + PRINTF("\tcmsk %04x smsk %04x isc %p s0 %08x/%08x\n", + ips.is_smsk[0], ips.is_smsk[1], ips.is_isc, + ips.is_s0[0], ips.is_s0[1]); + PRINTF("\tFWD:ISN inc %x sumd %x\n", + ips.is_isninc[0], ips.is_sumd[0]); + PRINTF("\tREV:ISN inc %x sumd %x\n", + ips.is_isninc[1], ips.is_sumd[1]); +#ifdef IPFILTER_SCAN + PRINTF("\tsbuf[0] ["); + printsbuf(ips.is_sbuf[0]); + PRINTF("] sbuf[1] ["); + printsbuf(ips.is_sbuf[1]); + PRINTF("]\n"); +#endif + } else if (ips.is_p == IPPROTO_UDP) { + PRINTF(" %hu -> %hu\n", ntohs(ips.is_sport), + ntohs(ips.is_dport)); + } else if (ips.is_p == IPPROTO_GRE) { + PRINTF(" call %hx/%hx\n", ntohs(ips.is_gre.gs_call[0]), + ntohs(ips.is_gre.gs_call[1])); + } else if (ips.is_p == IPPROTO_ICMP +#ifdef USE_INET6 + || ips.is_p == IPPROTO_ICMPV6 +#endif + ) + PRINTF(" id %hu seq %hu type %d\n", ips.is_icmp.ici_id, + ips.is_icmp.ici_seq, ips.is_icmp.ici_type); + +#ifdef USE_QUAD_T + PRINTF("\tforward: pkts in %qd bytes in %qd pkts out %qd bytes out %qd\n\tbackward: pkts in %qd bytes in %qd pkts out %qd bytes out %qd\n", + ips.is_pkts[0], ips.is_bytes[0], + ips.is_pkts[1], ips.is_bytes[1], + ips.is_pkts[2], ips.is_bytes[2], + ips.is_pkts[3], ips.is_bytes[3]); +#else + PRINTF("\tforward: pkts in %ld bytes in %ld pkts out %ld bytes out %ld\n\tbackward: pkts in %ld bytes in %ld pkts out %ld bytes out %ld\n", + ips.is_pkts[0], ips.is_bytes[0], + ips.is_pkts[1], ips.is_bytes[1], + ips.is_pkts[2], ips.is_bytes[2], + ips.is_pkts[3], ips.is_bytes[3]); +#endif + + PRINTF("\t"); + + /* + * Print out bits set in the result code for the state being + * kept as they would for a rule. + */ + if (FR_ISPASS(ips.is_pass)) { + PRINTF("pass"); + } else if (FR_ISBLOCK(ips.is_pass)) { + PRINTF("block"); + switch (ips.is_pass & FR_RETMASK) + { + case FR_RETICMP : + PRINTF(" return-icmp"); + break; + case FR_FAKEICMP : + PRINTF(" return-icmp-as-dest"); + break; + case FR_RETRST : + PRINTF(" return-rst"); + break; + default : + break; + } + } else if ((ips.is_pass & FR_LOGMASK) == FR_LOG) { + PRINTF("log"); + if (ips.is_pass & FR_LOGBODY) + PRINTF(" body"); + if (ips.is_pass & FR_LOGFIRST) + PRINTF(" first"); + } else if (FR_ISACCOUNT(ips.is_pass)) { + PRINTF("count"); + } else if (FR_ISPREAUTH(ips.is_pass)) { + PRINTF("preauth"); + } else if (FR_ISAUTH(ips.is_pass)) + PRINTF("auth"); + + if (ips.is_pass & FR_OUTQUE) + PRINTF(" out"); + else + PRINTF(" in"); + + if ((ips.is_pass & FR_LOG) != 0) { + PRINTF(" log"); + if (ips.is_pass & FR_LOGBODY) + PRINTF(" body"); + if (ips.is_pass & FR_LOGFIRST) + PRINTF(" first"); + if (ips.is_pass & FR_LOGORBLOCK) + PRINTF(" or-block"); + } + if (ips.is_pass & FR_QUICK) + PRINTF(" quick"); + if (ips.is_pass & FR_KEEPFRAG) + PRINTF(" keep frags"); + /* a given; no? */ + if (ips.is_pass & FR_KEEPSTATE) { + PRINTF(" keep state"); + if (ips.is_pass & FR_STATESYNC) + PRINTF(" ( sync )"); + } + PRINTF("\tIPv%d", ips.is_v); + PRINTF("\n"); + + PRINTF("\tpkt_flags & %x(%x) = %x,\t", + ips.is_flags & 0xf, ips.is_flags, + ips.is_flags >> 4); + PRINTF("\tpkt_options & %x = %x\n", ips.is_optmsk, + ips.is_opt); + PRINTF("\tpkt_security & %x = %x, pkt_auth & %x = %x\n", + ips.is_secmsk, ips.is_sec, ips.is_authmsk, + ips.is_auth); + PRINTF("\tis_flx %#x %#x %#x %#x\n", ips.is_flx[0][0], ips.is_flx[0][1], + ips.is_flx[1][0], ips.is_flx[1][1]); + PRINTF("\tinterfaces: in %s[%s", getifname(ips.is_ifp[0]), + ips.is_ifname[0]); + if (opts & OPT_DEBUG) + PRINTF("/%p", ips.is_ifp[0]); + putchar(']'); + PRINTF(",%s[%s", getifname(ips.is_ifp[1]), ips.is_ifname[1]); + if (opts & OPT_DEBUG) + PRINTF("/%p", ips.is_ifp[1]); + putchar(']'); + PRINTF(" out %s[%s", getifname(ips.is_ifp[2]), ips.is_ifname[2]); + if (opts & OPT_DEBUG) + PRINTF("/%p", ips.is_ifp[2]); + putchar(']'); + PRINTF(",%s[%s", getifname(ips.is_ifp[3]), ips.is_ifname[3]); + if (opts & OPT_DEBUG) + PRINTF("/%p", ips.is_ifp[3]); + PRINTF("]\n"); + + if (ips.is_sync != NULL) { + + if (kmemcpy((char *)&ipsync, (u_long)ips.is_sync, sizeof(ipsync))) { + + PRINTF("\tSync status: status could not be retrieved\n"); + return NULL; + } + + PRINTF("\tSync status: idx %d num %d v %d pr %d rev %d\n", + ipsync.sl_idx, ipsync.sl_num, ipsync.sl_v, + ipsync.sl_p, ipsync.sl_rev); + + } else { + PRINTF("\tSync status: not synchronized\n"); + } + + return ips.is_next; +} |