#include <sys/param.h>
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <netinet/in.h>
#ifdef IPSEC
#include <netipsec/keysock.h>
#endif
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <stdbool.h>
#include <libxo/xo.h>
#include "netstat.h"
#ifdef IPSEC
static const char *pfkey_msgtypenames[] = {
"reserved", "getspi", "update", "add", "delete",
"get", "acquire", "register", "expire", "flush",
"dump", "x_promisc", "x_pchange", "x_spdupdate", "x_spdadd",
"x_spddelete", "x_spdget", "x_spdacquire", "x_spddump", "x_spdflush",
"x_spdsetidx", "x_spdexpire", "x_spddelete2"
};
static const char *pfkey_msgtype_names (int);
static const char *
pfkey_msgtype_names(int x)
{
const int max = nitems(pfkey_msgtypenames);
static char buf[20];
if (x < max && pfkey_msgtypenames[x])
return pfkey_msgtypenames[x];
snprintf(buf, sizeof(buf), "#%d", x);
return buf;
}
void
pfkey_stats(u_long off, const char *name, int family __unused,
int proto __unused)
{
struct pfkeystat pfkeystat;
unsigned first, type;
if (off == 0)
return;
xo_emit("{T:/%s}:\n", name);
xo_open_container(name);
kread_counters(off, (char *)&pfkeystat, sizeof(pfkeystat));
#define p(f, m) if (pfkeystat.f || sflag <= 1) \
xo_emit(m, (uintmax_t)pfkeystat.f, plural(pfkeystat.f))
p(out_total, "\t{:sent-requests/%ju} "
"{N:/request%s sent from userland}\n");
p(out_bytes, "\t{:sent-bytes/%ju} "
"{N:/byte%s sent from userland}\n");
for (first = 1, type = 0;
type<sizeof(pfkeystat.out_msgtype)/sizeof(pfkeystat.out_msgtype[0]);
type++) {
if (pfkeystat.out_msgtype[type] <= 0)
continue;
if (first) {
xo_open_list("output-histogram");
xo_emit("\t{T:histogram by message type}:\n");
first = 0;
}
xo_open_instance("output-histogram");
xo_emit("\t\t{k::type/%s}: {:count/%ju}\n",
pfkey_msgtype_names(type),
(uintmax_t)pfkeystat.out_msgtype[type]);
xo_close_instance("output-histogram");
}
if (!first)
xo_close_list("output-histogram");
p(out_invlen, "\t{:dropped-bad-length/%ju} "
"{N:/message%s with invalid length field}\n");
p(out_invver, "\t{:dropped-bad-version/%ju} "
"{N:/message%s with invalid version field}\n");
p(out_invmsgtype, "\t{:dropped-bad-type/%ju} "
"{N:/message%s with invalid message type field}\n");
p(out_tooshort, "\t{:dropped-too-short/%ju} "
"{N:/message%s too short}\n");
p(out_nomem, "\t{:dropped-no-memory/%ju} "
"{N:/message%s with memory allocation failure}\n");
p(out_dupext, "\t{:dropped-duplicate-extension/%ju} "
"{N:/message%s with duplicate extension}\n");
p(out_invexttype, "\t{:dropped-bad-extension/%ju} "
"{N:/message%s with invalid extension type}\n");
p(out_invsatype, "\t{:dropped-bad-sa-type/%ju} "
"{N:/message%s with invalid sa type}\n");
p(out_invaddr, "\t{:dropped-bad-address-extension/%ju} "
"{N:/message%s with invalid address extension}\n");
p(in_total, "\t{:received-requests/%ju} "
"{N:/request%s sent to userland}\n");
p(in_bytes, "\t{:received-bytes/%ju} "
"{N:/byte%s sent to userland}\n");
for (first = 1, type = 0;
type < sizeof(pfkeystat.in_msgtype)/sizeof(pfkeystat.in_msgtype[0]);
type++) {
if (pfkeystat.in_msgtype[type] <= 0)
continue;
if (first) {
xo_open_list("input-histogram");
xo_emit("\t{T:histogram by message type}:\n");
first = 0;
}
xo_open_instance("input-histogram");
xo_emit("\t\t{k:type/%s}: {:count/%ju}\n",
pfkey_msgtype_names(type),
(uintmax_t)pfkeystat.in_msgtype[type]);
xo_close_instance("input-histogram");
}
if (!first)
xo_close_list("input-histogram");
p(in_msgtarget[KEY_SENDUP_ONE], "\t{:received-one-socket/%ju} "
"{N:/message%s toward single socket}\n");
p(in_msgtarget[KEY_SENDUP_ALL], "\t{:received-all-sockets/%ju} "
"{N:/message%s toward all sockets}\n");
p(in_msgtarget[KEY_SENDUP_REGISTERED],
"\t{:received-registered-sockets/%ju} "
"{N:/message%s toward registered sockets}\n");
p(in_nomem, "\t{:discarded-no-memory/%ju} "
"{N:/message%s with memory allocation failure}\n");
#undef p
xo_close_container(name);
}
#endif
