diff options
Diffstat (limited to 'freebsd-userspace/commands/usr.bin/netstat/ipsec.c')
| -rw-r--r-- | freebsd-userspace/commands/usr.bin/netstat/ipsec.c | 481 |
1 files changed, 481 insertions, 0 deletions
diff --git a/freebsd-userspace/commands/usr.bin/netstat/ipsec.c b/freebsd-userspace/commands/usr.bin/netstat/ipsec.c new file mode 100644 index 00000000..a6ef510c --- /dev/null +++ b/freebsd-userspace/commands/usr.bin/netstat/ipsec.c @@ -0,0 +1,481 @@ +/* $KAME: ipsec.c,v 1.33 2003/07/25 09:54:32 itojun Exp $ */ + +/*- + * Copyright (c) 2005 NTT Multimedia Communications Laboratories, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +/*- + * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the project nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ +/*- + * Copyright (c) 1983, 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#if 0 +#ifndef lint +static char sccsid[] = "@(#)inet.c 8.5 (Berkeley) 5/24/95"; +#endif /* not lint */ +#endif + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/queue.h> +#include <sys/socket.h> +#include <sys/socketvar.h> + +#include <netinet/in.h> + +#ifdef IPSEC +#ifdef __rtems__ +#include <freebsd/netipsec/ipsec.h> +#include <freebsd/netipsec/ah_var.h> +#include <freebsd/netipsec/esp_var.h> +#include <freebsd/netipsec/ipcomp_var.h> +#else +#include <netipsec/ipsec.h> +#include <netipsec/ah_var.h> +#include <netipsec/esp_var.h> +#include <netipsec/ipcomp_var.h> +#endif +#endif + +#include <stdint.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include "netstat.h" + +#ifdef IPSEC +struct val2str { + int val; + const char *str; +}; + +static struct val2str ipsec_ahnames[] = { + { SADB_AALG_NONE, "none", }, + { SADB_AALG_MD5HMAC, "hmac-md5", }, + { SADB_AALG_SHA1HMAC, "hmac-sha1", }, + { SADB_X_AALG_MD5, "md5", }, + { SADB_X_AALG_SHA, "sha", }, + { SADB_X_AALG_NULL, "null", }, +#ifdef SADB_X_AALG_SHA2_256 + { SADB_X_AALG_SHA2_256, "hmac-sha2-256", }, +#endif +#ifdef SADB_X_AALG_SHA2_384 + { SADB_X_AALG_SHA2_384, "hmac-sha2-384", }, +#endif +#ifdef SADB_X_AALG_SHA2_512 + { SADB_X_AALG_SHA2_512, "hmac-sha2-512", }, +#endif +#ifdef SADB_X_AALG_RIPEMD160HMAC + { SADB_X_AALG_RIPEMD160HMAC, "hmac-ripemd160", }, +#endif +#ifdef SADB_X_AALG_AES_XCBC_MAC + { SADB_X_AALG_AES_XCBC_MAC, "aes-xcbc-mac", }, +#endif + { -1, NULL }, +}; + +static struct val2str ipsec_espnames[] = { + { SADB_EALG_NONE, "none", }, + { SADB_EALG_DESCBC, "des-cbc", }, + { SADB_EALG_3DESCBC, "3des-cbc", }, + { SADB_EALG_NULL, "null", }, + { SADB_X_EALG_CAST128CBC, "cast128-cbc", }, + { SADB_X_EALG_BLOWFISHCBC, "blowfish-cbc", }, +#ifdef SADB_X_EALG_RIJNDAELCBC + { SADB_X_EALG_RIJNDAELCBC, "rijndael-cbc", }, +#endif +#ifdef SADB_X_EALG_AESCTR + { SADB_X_EALG_AESCTR, "aes-ctr", }, +#endif + { -1, NULL }, +}; + +static struct val2str ipsec_compnames[] = { + { SADB_X_CALG_NONE, "none", }, + { SADB_X_CALG_OUI, "oui", }, + { SADB_X_CALG_DEFLATE, "deflate", }, + { SADB_X_CALG_LZS, "lzs", }, + { -1, NULL }, +}; + +static void ipsec_hist(const u_quad_t *hist, size_t histmax, + const struct val2str *name, const char *title); +static void print_ipsecstats(const struct ipsecstat *ipsecstat); + + +/* + * Dump IPSEC statistics structure. + */ +static void +ipsec_hist(const u_quad_t *hist, size_t histmax, const struct val2str *name, + const char *title) +{ + int first; + size_t proto; + const struct val2str *p; + + first = 1; + for (proto = 0; proto < histmax; proto++) { + if (hist[proto] <= 0) + continue; + if (first) { + printf("\t%s histogram:\n", title); + first = 0; + } + for (p = name; p && p->str; p++) { + if (p->val == (int)proto) + break; + } + if (p && p->str) { + printf("\t\t%s: %ju\n", p->str, (uintmax_t)hist[proto]); + } else { + printf("\t\t#%ld: %ju\n", (long)proto, + (uintmax_t)hist[proto]); + } + } +} + +static void +print_ipsecstats(const struct ipsecstat *ipsecstat) +{ +#define p(f, m) if (ipsecstat->f || sflag <= 1) \ + printf(m, (uintmax_t)ipsecstat->f, plural(ipsecstat->f)) +#define pes(f, m) if (ipsecstat->f || sflag <= 1) \ + printf(m, (uintmax_t)ipsecstat->f, plurales(ipsecstat->f)) +#define hist(f, n, t) \ + ipsec_hist((f), sizeof(f)/sizeof(f[0]), (n), (t)); + + p(in_success, "\t%ju inbound packet%s processed successfully\n"); + p(in_polvio, "\t%ju inbound packet%s violated process security " + "policy\n"); + p(in_nosa, "\t%ju inbound packet%s with no SA available\n"); + p(in_inval, "\t%ju invalid inbound packet%s\n"); + p(in_nomem, "\t%ju inbound packet%s failed due to insufficient memory\n"); + p(in_badspi, "\t%ju inbound packet%s failed getting SPI\n"); + p(in_ahreplay, "\t%ju inbound packet%s failed on AH replay check\n"); + p(in_espreplay, "\t%ju inbound packet%s failed on ESP replay check\n"); + p(in_ahauthsucc, "\t%ju inbound packet%s considered authentic\n"); + p(in_ahauthfail, "\t%ju inbound packet%s failed on authentication\n"); + hist(ipsecstat->in_ahhist, ipsec_ahnames, "AH input"); + hist(ipsecstat->in_esphist, ipsec_espnames, "ESP input"); + hist(ipsecstat->in_comphist, ipsec_compnames, "IPComp input"); + + p(out_success, "\t%ju outbound packet%s processed successfully\n"); + p(out_polvio, "\t%ju outbound packet%s violated process security " + "policy\n"); + p(out_nosa, "\t%ju outbound packet%s with no SA available\n"); + p(out_inval, "\t%ju invalid outbound packet%s\n"); + p(out_nomem, "\t%ju outbound packet%s failed due to insufficient memory\n"); + p(out_noroute, "\t%ju outbound packet%s with no route\n"); + hist(ipsecstat->out_ahhist, ipsec_ahnames, "AH output"); + hist(ipsecstat->out_esphist, ipsec_espnames, "ESP output"); + hist(ipsecstat->out_comphist, ipsec_compnames, "IPComp output"); + p(spdcachelookup, "\t%ju SPD cache lookup%s\n"); + pes(spdcachemiss, "\t%ju SPD cache miss%s\n"); +#undef pes +#undef hist + p(ips_in_polvio, "\t%ju inbound packet%s violated process " + "security policy\n"); + p(ips_out_polvio, "\t%ju outbound packet%s violated process " + "security policy\n"); + p(ips_out_nosa, "\t%ju outbound packet%s with no SA available\n"); + p(ips_out_nomem, "\t%ju outbound packet%s failed due to " + "insufficient memory\n"); + p(ips_out_noroute, "\t%ju outbound packet%s with no route " + "available\n"); + p(ips_out_inval, "\t%ju invalid outbound packet%s\n"); + p(ips_out_bundlesa, "\t%ju outbound packet%s with bundled SAs\n"); + p(ips_mbcoalesced, "\t%ju mbuf%s coalesced during clone\n"); + p(ips_clcoalesced, "\t%ju cluster%s coalesced during clone\n"); + p(ips_clcopied, "\t%ju cluster%s copied during clone\n"); + p(ips_mbinserted, "\t%ju mbuf%s inserted during makespace\n"); +#undef p +} + +void +ipsec_stats(u_long off, const char *name, int af1 __unused, int proto __unused) +{ + struct ipsecstat ipsecstat; + + if (off == 0) + return; + printf ("%s:\n", name); + kread(off, (char *)&ipsecstat, sizeof(ipsecstat)); + + print_ipsecstats(&ipsecstat); +} + + +static void ipsec_hist_new(const u_int32_t *hist, size_t histmax, + const struct val2str *name, const char *title); +static void print_ahstats(const struct ahstat *ahstat); +static void print_espstats(const struct espstat *espstat); +static void print_ipcompstats(const struct ipcompstat *ipcompstat); + +/* + * Dump IPSEC statistics structure. + */ +static void +ipsec_hist_new(const u_int32_t *hist, size_t histmax, + const struct val2str *name, const char *title) +{ + int first; + size_t proto; + const struct val2str *p; + + first = 1; + for (proto = 0; proto < histmax; proto++) { + if (hist[proto] <= 0) + continue; + if (first) { + printf("\t%s histogram:\n", title); + first = 0; + } + for (p = name; p && p->str; p++) { + if (p->val == (int)proto) + break; + } + if (p && p->str) { + printf("\t\t%s: %u\n", p->str, hist[proto]); + } else { + printf("\t\t#%lu: %u\n", (unsigned long)proto, + hist[proto]); + } + } +} + +static void +print_ahstats(const struct ahstat *ahstat) +{ +#define p32(f, m) if (ahstat->f || sflag <= 1) \ + printf("\t%u" m, (unsigned int)ahstat->f, plural(ahstat->f)) +#define p64(f, m) if (ahstat->f || sflag <= 1) \ + printf("\t%ju" m, (uintmax_t)ahstat->f, plural(ahstat->f)) +#define hist(f, n, t) \ + ipsec_hist_new((f), sizeof(f)/sizeof(f[0]), (n), (t)); + + p32(ahs_hdrops, " packet%s shorter than header shows\n"); + p32(ahs_nopf, " packet%s dropped; protocol family not supported\n"); + p32(ahs_notdb, " packet%s dropped; no TDB\n"); + p32(ahs_badkcr, " packet%s dropped; bad KCR\n"); + p32(ahs_qfull, " packet%s dropped; queue full\n"); + p32(ahs_noxform, " packet%s dropped; no transform\n"); + p32(ahs_wrap, " replay counter wrap%s\n"); + p32(ahs_badauth, " packet%s dropped; bad authentication detected\n"); + p32(ahs_badauthl, " packet%s dropped; bad authentication length\n"); + p32(ahs_replay, " possible replay packet%s detected\n"); + p32(ahs_input, " packet%s in\n"); + p32(ahs_output, " packet%s out\n"); + p32(ahs_invalid, " packet%s dropped; invalid TDB\n"); + p64(ahs_ibytes, " byte%s in\n"); + p64(ahs_obytes, " byte%s out\n"); + p32(ahs_toobig, " packet%s dropped; larger than IP_MAXPACKET\n"); + p32(ahs_pdrops, " packet%s blocked due to policy\n"); + p32(ahs_crypto, " crypto processing failure%s\n"); + p32(ahs_tunnel, " tunnel sanity check failure%s\n"); + hist(ahstat->ahs_hist, ipsec_ahnames, "AH output"); + +#undef p32 +#undef p64 +#undef hist +} + +void +ah_stats(u_long off, const char *name, int family __unused, int proto __unused) +{ + struct ahstat ahstat; + + if (off == 0) + return; + printf ("%s:\n", name); + kread(off, (char *)&ahstat, sizeof(ahstat)); + + print_ahstats(&ahstat); +} + +static void +print_espstats(const struct espstat *espstat) +{ +#define p32(f, m) if (espstat->f || sflag <= 1) \ + printf("\t%u" m, (unsigned int)espstat->f, plural(espstat->f)) +#define p64(f, m) if (espstat->f || sflag <= 1) \ + printf("\t%ju" m, (uintmax_t)espstat->f, plural(espstat->f)) +#define hist(f, n, t) \ + ipsec_hist_new((f), sizeof(f)/sizeof(f[0]), (n), (t)); + + p32(esps_hdrops, " packet%s shorter than header shows\n"); + p32(esps_nopf, " packet%s dropped; protocol family not supported\n"); + p32(esps_notdb, " packet%s dropped; no TDB\n"); + p32(esps_badkcr, " packet%s dropped; bad KCR\n"); + p32(esps_qfull, " packet%s dropped; queue full\n"); + p32(esps_noxform, " packet%s dropped; no transform\n"); + p32(esps_badilen, " packet%s dropped; bad ilen\n"); + p32(esps_wrap, " replay counter wrap%s\n"); + p32(esps_badenc, " packet%s dropped; bad encryption detected\n"); + p32(esps_badauth, " packet%s dropped; bad authentication detected\n"); + p32(esps_replay, " possible replay packet%s detected\n"); + p32(esps_input, " packet%s in\n"); + p32(esps_output, " packet%s out\n"); + p32(esps_invalid, " packet%s dropped; invalid TDB\n"); + p64(esps_ibytes, " byte%s in\n"); + p64(esps_obytes, " byte%s out\n"); + p32(esps_toobig, " packet%s dropped; larger than IP_MAXPACKET\n"); + p32(esps_pdrops, " packet%s blocked due to policy\n"); + p32(esps_crypto, " crypto processing failure%s\n"); + p32(esps_tunnel, " tunnel sanity check failure%s\n"); + hist(espstat->esps_hist, ipsec_espnames, "ESP output"); + +#undef p32 +#undef p64 +#undef hist +} + +void +esp_stats(u_long off, const char *name, int family __unused, int proto __unused) +{ + struct espstat espstat; + + if (off == 0) + return; + printf ("%s:\n", name); + kread(off, (char *)&espstat, sizeof(espstat)); + + print_espstats(&espstat); +} + +static void +print_ipcompstats(const struct ipcompstat *ipcompstat) +{ + uint32_t version; +#define p32(f, m) if (ipcompstat->f || sflag <= 1) \ + printf("\t%u" m, (unsigned int)ipcompstat->f, plural(ipcompstat->f)) +#define p64(f, m) if (ipcompstat->f || sflag <= 1) \ + printf("\t%ju" m, (uintmax_t)ipcompstat->f, plural(ipcompstat->f)) +#define hist(f, n, t) \ + ipsec_hist_new((f), sizeof(f)/sizeof(f[0]), (n), (t)); + +#ifndef IPCOMPSTAT_VERSION + version = 0; +#else + version = ipcompstat->version; +#endif + p32(ipcomps_hdrops, " packet%s shorter than header shows\n"); + p32(ipcomps_nopf, " packet%s dropped; protocol family not supported\n"); + p32(ipcomps_notdb, " packet%s dropped; no TDB\n"); + p32(ipcomps_badkcr, " packet%s dropped; bad KCR\n"); + p32(ipcomps_qfull, " packet%s dropped; queue full\n"); + p32(ipcomps_noxform, " packet%s dropped; no transform\n"); + p32(ipcomps_wrap, " replay counter wrap%s\n"); + p32(ipcomps_input, " packet%s in\n"); + p32(ipcomps_output, " packet%s out\n"); + p32(ipcomps_invalid, " packet%s dropped; invalid TDB\n"); + p64(ipcomps_ibytes, " byte%s in\n"); + p64(ipcomps_obytes, " byte%s out\n"); + p32(ipcomps_toobig, " packet%s dropped; larger than IP_MAXPACKET\n"); + p32(ipcomps_pdrops, " packet%s blocked due to policy\n"); + p32(ipcomps_crypto, " crypto processing failure%s\n"); + hist(ipcompstat->ipcomps_hist, ipsec_compnames, "COMP output"); + if (version >= 1) { + p32(ipcomps_threshold, " packet%s sent uncompressed; size < compr. algo. threshold\n"); + p32(ipcomps_uncompr, " packet%s sent uncompressed; compression was useless\n"); + } + +#undef p32 +#undef p64 +#undef hist +} + +void +ipcomp_stats(u_long off, const char *name, int family __unused, + int proto __unused) +{ + struct ipcompstat ipcompstat; + + if (off == 0) + return; + printf ("%s:\n", name); + kread(off, (char *)&ipcompstat, sizeof(ipcompstat)); + + print_ipcompstats(&ipcompstat); +} + +#endif /*IPSEC*/ |