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NetBSD/usr.bin/systat/ipsec.c

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/* $NetBSD: ipsec.c,v 1.9 2006/10/22 16:43:24 christos Exp $ */
/*
* Copyright (c) 1999, 2000 Andrew Doran <ad@NetBSD.org>
* 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.
*
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ipsec.c,v 1.9 2006/10/22 16:43:24 christos Exp $");
#endif /* not lint */
#include <sys/param.h>
#include <netinet/in.h>
#include <netinet6/ipsec.h>
#include <string.h>
#include "systat.h"
#include "extern.h"
#define LHD(row, str) mvwprintw(wnd, row, 10, str)
#define RHD(row, str) mvwprintw(wnd, row, 45, str);
#define SHOW(stat, row, col) \
mvwprintw(wnd, row, col, "%9llu", (unsigned long long)curstat.stat)
struct mystat {
struct ipsecstat i4;
#ifdef INET6
struct ipsecstat i6;
#endif
};
enum update {
UPDATE_TIME,
UPDATE_BOOT,
UPDATE_RUN,
};
static enum update update = UPDATE_TIME;
static struct mystat curstat;
static struct mystat newstat;
static struct mystat oldstat;
static struct nlist namelist[] = {
{ .n_name = "_ipsecstat" },
#ifdef INET6
{ .n_name = "_ipsec6stat" },
#endif
{ .n_name = NULL }
};
WINDOW *
openipsec(void)
{
return (subwin(stdscr, -1, 0, 5, 0));
}
void
closeipsec(WINDOW *w)
{
if (w != NULL) {
wclear(w);
wrefresh(w);
delwin(w);
}
}
void
labelipsec(void)
{
wmove(wnd, 0, 0); wclrtoeol(wnd);
if (namelist[0].n_type) {
mvwprintw(wnd, 0, 0, "------ IPv4 IPsec input ------");
LHD(1, "processed successfully");
LHD(2, "violated process policy");
LHD(3, "with no SA available");
LHD(4, "failed due to EINVAL");
LHD(5, "failed getting SPI");
LHD(6, "failed on AH replay check");
LHD(7, "failed on ESP replay check");
LHD(8, "considered authentic");
LHD(9, "failed on authentication");
mvwprintw(wnd, 11, 0, "------ IPv4 IPsec output ------");
LHD(12, "processed successfully");
LHD(13, "violated process policy");
LHD(14, "with no SA available");
LHD(15, "failed processing due to EINVAL");
LHD(16, "with no route");
}
#ifdef INET6
if (namelist[1].n_type) {
mvwprintw(wnd, 0, 35, "------ IPv6 IPsec input ------");
RHD(1, "processed successfully");
RHD(2, "violated process policy");
RHD(3, "with no SA available");
RHD(4, "failed due to EINVAL");
RHD(5, "failed getting SPI");
RHD(6, "failed on AH replay check");
RHD(7, "failed on ESP replay check");
RHD(8, "considered authentic");
RHD(9, "failed on authentication");
mvwprintw(wnd, 11, 35, "------ IPv6 IPsec output ------");
RHD(12, "processed successfully");
RHD(13, "violated process policy");
RHD(14, "with no SA available");
RHD(15, "failed due to EINVAL");
RHD(16, "with no route");
}
#endif
}
void
showipsec(void)
{
if (namelist[0].n_type) {
SHOW(i4.in_success, 1, 0);
SHOW(i4.in_polvio, 2, 0);
SHOW(i4.in_nosa, 3, 0);
SHOW(i4.in_inval, 4, 0);
SHOW(i4.in_badspi, 5, 0);
SHOW(i4.in_ahreplay, 6, 0);
SHOW(i4.in_espreplay, 7, 0);
SHOW(i4.in_ahauthsucc, 8, 0);
SHOW(i4.in_ahauthfail, 9, 0);
SHOW(i4.out_success, 12, 0);
SHOW(i4.out_polvio, 13, 0);
SHOW(i4.out_nosa, 14, 0);
SHOW(i4.out_inval, 15, 0);
SHOW(i4.out_noroute, 16, 0);
}
#ifdef INET6
if (namelist[1].n_type) {
SHOW(i6.in_success, 1, 35);
SHOW(i6.in_polvio, 2, 35);
SHOW(i6.in_nosa, 3, 35);
SHOW(i6.in_inval, 4, 35);
SHOW(i6.in_badspi, 5, 35);
SHOW(i6.in_ahreplay, 6, 35);
SHOW(i6.in_espreplay, 7, 35);
SHOW(i6.in_ahauthsucc, 8, 35);
SHOW(i6.in_ahauthfail, 9, 35);
SHOW(i6.out_success, 12, 35);
SHOW(i6.out_polvio, 13, 35);
SHOW(i6.out_nosa, 14, 35);
SHOW(i6.out_inval, 15, 35);
SHOW(i6.out_noroute, 16, 35);
}
#endif
}
int
initipsec(void)
{
int n;
if (namelist[0].n_type == 0) {
n = kvm_nlist(kd, namelist);
if (n < 0) {
nlisterr(namelist);
return(0);
} else if (n == sizeof(namelist) / sizeof(namelist[0]) - 1) {
error("No namelist");
return(0);
}
}
return 1;
}
void
fetchipsec(void)
{
if (namelist[0].n_type) {
KREAD((void *)namelist[0].n_value, &newstat.i4,
sizeof(newstat.i4));
ADJINETCTR(curstat, oldstat, newstat, i4.in_success);
ADJINETCTR(curstat, oldstat, newstat, i4.in_polvio);
ADJINETCTR(curstat, oldstat, newstat, i4.in_nosa);
ADJINETCTR(curstat, oldstat, newstat, i4.in_inval);
ADJINETCTR(curstat, oldstat, newstat, i4.in_badspi);
ADJINETCTR(curstat, oldstat, newstat, i4.in_ahreplay);
ADJINETCTR(curstat, oldstat, newstat, i4.in_espreplay);
ADJINETCTR(curstat, oldstat, newstat, i4.in_ahauthsucc);
ADJINETCTR(curstat, oldstat, newstat, i4.in_ahauthfail);
ADJINETCTR(curstat, oldstat, newstat, i4.out_success);
ADJINETCTR(curstat, oldstat, newstat, i4.out_polvio);
ADJINETCTR(curstat, oldstat, newstat, i4.out_nosa);
ADJINETCTR(curstat, oldstat, newstat, i4.out_inval);
ADJINETCTR(curstat, oldstat, newstat, i4.out_noroute);
}
#ifdef INET6
if (namelist[1].n_type) {
KREAD((void *)namelist[1].n_value, &newstat.i6,
sizeof(newstat.i6));
ADJINETCTR(curstat, oldstat, newstat, i6.in_success);
ADJINETCTR(curstat, oldstat, newstat, i6.in_polvio);
ADJINETCTR(curstat, oldstat, newstat, i6.in_nosa);
ADJINETCTR(curstat, oldstat, newstat, i6.in_inval);
ADJINETCTR(curstat, oldstat, newstat, i6.in_badspi);
ADJINETCTR(curstat, oldstat, newstat, i6.in_ahreplay);
ADJINETCTR(curstat, oldstat, newstat, i6.in_espreplay);
ADJINETCTR(curstat, oldstat, newstat, i6.in_ahauthsucc);
ADJINETCTR(curstat, oldstat, newstat, i6.in_ahauthfail);
ADJINETCTR(curstat, oldstat, newstat, i6.out_success);
ADJINETCTR(curstat, oldstat, newstat, i6.out_polvio);
ADJINETCTR(curstat, oldstat, newstat, i6.out_nosa);
ADJINETCTR(curstat, oldstat, newstat, i6.out_inval);
ADJINETCTR(curstat, oldstat, newstat, i6.out_noroute);
}
#endif
if (update == UPDATE_TIME)
memcpy(&oldstat, &newstat, sizeof(oldstat));
}
void
ipsec_boot(char *args)
{
memset(&oldstat, 0, sizeof(oldstat));
update = UPDATE_BOOT;
}
void
ipsec_run(char *args)
{
if (update != UPDATE_RUN) {
memcpy(&oldstat, &newstat, sizeof(oldstat));
update = UPDATE_RUN;
}
}
void
ipsec_time(char *args)
{
if (update != UPDATE_TIME) {
memcpy(&oldstat, &newstat, sizeof(oldstat));
update = UPDATE_TIME;
}
}
void
ipsec_zero(char *args)
{
if (update == UPDATE_RUN)
memcpy(&oldstat, &newstat, sizeof(oldstat));
}
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