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/*
* Copyright (c) 1995 Danny Gasparovski.
* Portions copyright (c) 2000 Kelly Price.
*
* Please read the file COPYRIGHT for the
* terms and conditions of the copyright.
*/
#include <slirp.h>
FILE *dfd = NULL;
int slirp_debug = 0;
#ifdef LOG_ENABLED
static void
ipstats(void)
{
lprint(" \r\n");
lprint("IP stats:\r\n");
lprint(" %6d total packets received (%d were unaligned)\r\n",
ipstat.ips_total, ipstat.ips_unaligned);
lprint(" %6d with incorrect version\r\n", ipstat.ips_badvers);
lprint(" %6d with bad header checksum\r\n", ipstat.ips_badsum);
lprint(" %6d with length too short (len < sizeof(iphdr))\r\n", ipstat.ips_tooshort);
lprint(" %6d with length too small (len < ip->len)\r\n", ipstat.ips_toosmall);
lprint(" %6d with bad header length\r\n", ipstat.ips_badhlen);
lprint(" %6d with bad packet length\r\n", ipstat.ips_badlen);
lprint(" %6d fragments received\r\n", ipstat.ips_fragments);
lprint(" %6d fragments dropped\r\n", ipstat.ips_fragdropped);
lprint(" %6d fragments timed out\r\n", ipstat.ips_fragtimeout);
lprint(" %6d packets reassembled ok\r\n", ipstat.ips_reassembled);
lprint(" %6d outgoing packets fragmented\r\n", ipstat.ips_fragmented);
lprint(" %6d total outgoing fragments\r\n", ipstat.ips_ofragments);
lprint(" %6d with bad protocol field\r\n", ipstat.ips_noproto);
lprint(" %6d total packets delivered\r\n", ipstat.ips_delivered);
}
static void
tcpstats(void)
{
lprint(" \r\n");
lprint("TCP stats:\r\n");
lprint(" %6d packets sent\r\n", tcpstat.tcps_sndtotal);
lprint(" %6d data packets (%d bytes)\r\n",
tcpstat.tcps_sndpack, tcpstat.tcps_sndbyte);
lprint(" %6d data packets retransmitted (%d bytes)\r\n",
tcpstat.tcps_sndrexmitpack, tcpstat.tcps_sndrexmitbyte);
lprint(" %6d ack-only packets (%d delayed)\r\n",
tcpstat.tcps_sndacks, tcpstat.tcps_delack);
lprint(" %6d URG only packets\r\n", tcpstat.tcps_sndurg);
lprint(" %6d window probe packets\r\n", tcpstat.tcps_sndprobe);
lprint(" %6d window update packets\r\n", tcpstat.tcps_sndwinup);
lprint(" %6d control (SYN/FIN/RST) packets\r\n", tcpstat.tcps_sndctrl);
lprint(" %6d times tcp_output did nothing\r\n", tcpstat.tcps_didnuttin);
lprint(" %6d packets received\r\n", tcpstat.tcps_rcvtotal);
lprint(" %6d acks (for %d bytes)\r\n",
tcpstat.tcps_rcvackpack, tcpstat.tcps_rcvackbyte);
lprint(" %6d duplicate acks\r\n", tcpstat.tcps_rcvdupack);
lprint(" %6d acks for unsent data\r\n", tcpstat.tcps_rcvacktoomuch);
lprint(" %6d packets received in sequence (%d bytes)\r\n",
tcpstat.tcps_rcvpack, tcpstat.tcps_rcvbyte);
lprint(" %6d completely duplicate packets (%d bytes)\r\n",
tcpstat.tcps_rcvduppack, tcpstat.tcps_rcvdupbyte);
lprint(" %6d packets with some duplicate data (%d bytes duped)\r\n",
tcpstat.tcps_rcvpartduppack, tcpstat.tcps_rcvpartdupbyte);
lprint(" %6d out-of-order packets (%d bytes)\r\n",
tcpstat.tcps_rcvoopack, tcpstat.tcps_rcvoobyte);
lprint(" %6d packets of data after window (%d bytes)\r\n",
tcpstat.tcps_rcvpackafterwin, tcpstat.tcps_rcvbyteafterwin);
lprint(" %6d window probes\r\n", tcpstat.tcps_rcvwinprobe);
lprint(" %6d window update packets\r\n", tcpstat.tcps_rcvwinupd);
lprint(" %6d packets received after close\r\n", tcpstat.tcps_rcvafterclose);
lprint(" %6d discarded for bad checksums\r\n", tcpstat.tcps_rcvbadsum);
lprint(" %6d discarded for bad header offset fields\r\n",
tcpstat.tcps_rcvbadoff);
lprint(" %6d connection requests\r\n", tcpstat.tcps_connattempt);
lprint(" %6d connection accepts\r\n", tcpstat.tcps_accepts);
lprint(" %6d connections established (including accepts)\r\n", tcpstat.tcps_connects);
lprint(" %6d connections closed (including %d drop)\r\n",
tcpstat.tcps_closed, tcpstat.tcps_drops);
lprint(" %6d embryonic connections dropped\r\n", tcpstat.tcps_conndrops);
lprint(" %6d segments we tried to get rtt (%d succeeded)\r\n",
tcpstat.tcps_segstimed, tcpstat.tcps_rttupdated);
lprint(" %6d retransmit timeouts\r\n", tcpstat.tcps_rexmttimeo);
lprint(" %6d connections dropped by rxmt timeout\r\n",
tcpstat.tcps_timeoutdrop);
lprint(" %6d persist timeouts\r\n", tcpstat.tcps_persisttimeo);
lprint(" %6d keepalive timeouts\r\n", tcpstat.tcps_keeptimeo);
lprint(" %6d keepalive probes sent\r\n", tcpstat.tcps_keepprobe);
lprint(" %6d connections dropped by keepalive\r\n", tcpstat.tcps_keepdrops);
lprint(" %6d correct ACK header predictions\r\n", tcpstat.tcps_predack);
lprint(" %6d correct data packet header predictions\n", tcpstat.tcps_preddat);
lprint(" %6d TCP cache misses\r\n", tcpstat.tcps_socachemiss);
}
static void
udpstats(void)
{
lprint(" \r\n");
lprint("UDP stats:\r\n");
lprint(" %6d datagrams received\r\n", udpstat.udps_ipackets);
lprint(" %6d with packets shorter than header\r\n", udpstat.udps_hdrops);
lprint(" %6d with bad checksums\r\n", udpstat.udps_badsum);
lprint(" %6d with data length larger than packet\r\n", udpstat.udps_badlen);
lprint(" %6d UDP socket cache misses\r\n", udpstat.udpps_pcbcachemiss);
lprint(" %6d datagrams sent\r\n", udpstat.udps_opackets);
}
static void
icmpstats(void)
{
lprint(" \r\n");
lprint("ICMP stats:\r\n");
lprint(" %6d ICMP packets received\r\n", icmpstat.icps_received);
lprint(" %6d were too short\r\n", icmpstat.icps_tooshort);
lprint(" %6d with bad checksums\r\n", icmpstat.icps_checksum);
lprint(" %6d with type not supported\r\n", icmpstat.icps_notsupp);
lprint(" %6d with bad type feilds\r\n", icmpstat.icps_badtype);
lprint(" %6d ICMP packets sent in reply\r\n", icmpstat.icps_reflect);
}
static void
mbufstats(void)
{
struct mbuf *m;
int i;
lprint(" \r\n");
lprint("Mbuf stats:\r\n");
lprint(" %6d mbufs allocated (%d max)\r\n", mbuf_alloced, mbuf_max);
i = 0;
for (m = m_freelist.m_next; m != &m_freelist; m = m->m_next)
i++;
lprint(" %6d mbufs on free list\r\n", i);
i = 0;
for (m = m_usedlist.m_next; m != &m_usedlist; m = m->m_next)
i++;
lprint(" %6d mbufs on used list\r\n", i);
lprint(" %6d mbufs queued as packets\r\n\r\n", if_queued);
}
#endif
void
slirp_stats(void)
{
#ifdef LOG_ENABLED
ipstats();
tcpstats();
udpstats();
icmpstats();
mbufstats();
#else
lprint("SLIRP statistics code not compiled.\n");
#endif
}
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