VirtualBox

source: vbox/trunk/src/VBox/Devices/Network/slirp/debug.c@ 15245

最後變更 在這個檔案從15245是 15245,由 vboxsync 提交於 16 年 前

compile fix

  • 屬性 svn:eol-style 設為 native
檔案大小: 11.0 KB
 
1/*
2 * Copyright (c) 1995 Danny Gasparovski.
3 * Portions copyright (c) 2000 Kelly Price.
4 *
5 * Please read the file COPYRIGHT for the
6 * terms and conditions of the copyright.
7 */
8
9#include <slirp.h>
10#include <iprt/string.h>
11#include <iprt/stream.h>
12
13#ifdef DEBUG
14void dump_packet(void *, int);
15#endif
16
17/*
18 * Dump a packet in the same format as tcpdump -x
19 */
20#ifdef DEBUG
21void
22dump_packet(void *dat, int n)
23{
24 Log(("nat: PACKET DUMPED:\n%.*Vhxd\n", n, dat));
25}
26#endif
27
28#ifdef LOG_ENABLED
29static void
30lprint(const char *pszFormat, ...)
31{
32 va_list args;
33 va_start(args, pszFormat);
34 RTLogPrintfV(pszFormat, args);
35 va_end(args);
36}
37
38void
39ipstats(PNATState pData)
40{
41 lprint(" \n");
42
43 lprint("IP stats:\n");
44 lprint(" %6d total packets received (%d were unaligned)\n",
45 ipstat.ips_total, ipstat.ips_unaligned);
46 lprint(" %6d with incorrect version\n", ipstat.ips_badvers);
47 lprint(" %6d with bad header checksum\n", ipstat.ips_badsum);
48 lprint(" %6d with length too short (len < sizeof(iphdr))\n", ipstat.ips_tooshort);
49 lprint(" %6d with length too small (len < ip->len)\n", ipstat.ips_toosmall);
50 lprint(" %6d with bad header length\n", ipstat.ips_badhlen);
51 lprint(" %6d with bad packet length\n", ipstat.ips_badlen);
52 lprint(" %6d fragments received\n", ipstat.ips_fragments);
53 lprint(" %6d fragments dropped\n", ipstat.ips_fragdropped);
54 lprint(" %6d fragments timed out\n", ipstat.ips_fragtimeout);
55 lprint(" %6d packets reassembled ok\n", ipstat.ips_reassembled);
56 lprint(" %6d outgoing packets fragmented\n", ipstat.ips_fragmented);
57 lprint(" %6d total outgoing fragments\n", ipstat.ips_ofragments);
58 lprint(" %6d with bad protocol field\n", ipstat.ips_noproto);
59 lprint(" %6d total packets delivered\n", ipstat.ips_delivered);
60}
61
62void
63tcpstats(PNATState pData)
64{
65 lprint(" \n");
66
67 lprint("TCP stats:\n");
68
69 lprint(" %6d packets sent\n", tcpstat.tcps_sndtotal);
70 lprint(" %6d data packets (%d bytes)\n",
71 tcpstat.tcps_sndpack, tcpstat.tcps_sndbyte);
72 lprint(" %6d data packets retransmitted (%d bytes)\n",
73 tcpstat.tcps_sndrexmitpack, tcpstat.tcps_sndrexmitbyte);
74 lprint(" %6d ack-only packets (%d delayed)\n",
75 tcpstat.tcps_sndacks, tcpstat.tcps_delack);
76 lprint(" %6d URG only packets\n", tcpstat.tcps_sndurg);
77 lprint(" %6d window probe packets\n", tcpstat.tcps_sndprobe);
78 lprint(" %6d window update packets\n", tcpstat.tcps_sndwinup);
79 lprint(" %6d control (SYN/FIN/RST) packets\n", tcpstat.tcps_sndctrl);
80 lprint(" %6d times tcp_output did nothing\n", tcpstat.tcps_didnuttin);
81
82 lprint(" %6d packets received\n", tcpstat.tcps_rcvtotal);
83 lprint(" %6d acks (for %d bytes)\n",
84 tcpstat.tcps_rcvackpack, tcpstat.tcps_rcvackbyte);
85 lprint(" %6d duplicate acks\n", tcpstat.tcps_rcvdupack);
86 lprint(" %6d acks for unsent data\n", tcpstat.tcps_rcvacktoomuch);
87 lprint(" %6d packets received in sequence (%d bytes)\n",
88 tcpstat.tcps_rcvpack, tcpstat.tcps_rcvbyte);
89 lprint(" %6d completely duplicate packets (%d bytes)\n",
90 tcpstat.tcps_rcvduppack, tcpstat.tcps_rcvdupbyte);
91
92 lprint(" %6d packets with some duplicate data (%d bytes duped)\n",
93 tcpstat.tcps_rcvpartduppack, tcpstat.tcps_rcvpartdupbyte);
94 lprint(" %6d out-of-order packets (%d bytes)\n",
95 tcpstat.tcps_rcvoopack, tcpstat.tcps_rcvoobyte);
96 lprint(" %6d packets of data after window (%d bytes)\n",
97 tcpstat.tcps_rcvpackafterwin, tcpstat.tcps_rcvbyteafterwin);
98 lprint(" %6d window probes\n", tcpstat.tcps_rcvwinprobe);
99 lprint(" %6d window update packets\n", tcpstat.tcps_rcvwinupd);
100 lprint(" %6d packets received after close\n", tcpstat.tcps_rcvafterclose);
101 lprint(" %6d discarded for bad checksums\n", tcpstat.tcps_rcvbadsum);
102 lprint(" %6d discarded for bad header offset fields\n",
103 tcpstat.tcps_rcvbadoff);
104
105 lprint(" %6d connection requests\n", tcpstat.tcps_connattempt);
106 lprint(" %6d connection accepts\n", tcpstat.tcps_accepts);
107 lprint(" %6d connections established (including accepts)\n", tcpstat.tcps_connects);
108 lprint(" %6d connections closed (including %d drop)\n",
109 tcpstat.tcps_closed, tcpstat.tcps_drops);
110 lprint(" %6d embryonic connections dropped\n", tcpstat.tcps_conndrops);
111 lprint(" %6d segments we tried to get rtt (%d succeeded)\n",
112 tcpstat.tcps_segstimed, tcpstat.tcps_rttupdated);
113 lprint(" %6d retransmit timeouts\n", tcpstat.tcps_rexmttimeo);
114 lprint(" %6d connections dropped by rxmt timeout\n",
115 tcpstat.tcps_timeoutdrop);
116 lprint(" %6d persist timeouts\n", tcpstat.tcps_persisttimeo);
117 lprint(" %6d keepalive timeouts\n", tcpstat.tcps_keeptimeo);
118 lprint(" %6d keepalive probes sent\n", tcpstat.tcps_keepprobe);
119 lprint(" %6d connections dropped by keepalive\n", tcpstat.tcps_keepdrops);
120 lprint(" %6d correct ACK header predictions\n", tcpstat.tcps_predack);
121 lprint(" %6d correct data packet header predictions\n", tcpstat.tcps_preddat);
122 lprint(" %6d TCP cache misses\n", tcpstat.tcps_socachemiss);
123
124/* lprint(" Packets received too short: %d\n", tcpstat.tcps_rcvshort); */
125/* lprint(" Segments dropped due to PAWS: %d\n", tcpstat.tcps_pawsdrop); */
126
127}
128
129void
130udpstats(PNATState pData)
131{
132 lprint(" \n");
133
134 lprint("UDP stats:\n");
135 lprint(" %6d datagrams received\n", udpstat.udps_ipackets);
136 lprint(" %6d with packets shorter than header\n", udpstat.udps_hdrops);
137 lprint(" %6d with bad checksums\n", udpstat.udps_badsum);
138 lprint(" %6d with data length larger than packet\n", udpstat.udps_badlen);
139 lprint(" %6d UDP socket cache misses\n", udpstat.udpps_pcbcachemiss);
140 lprint(" %6d datagrams sent\n", udpstat.udps_opackets);
141}
142
143void
144icmpstats(PNATState pData)
145{
146 lprint(" \n");
147 lprint("ICMP stats:\n");
148 lprint(" %6d ICMP packets received\n", icmpstat.icps_received);
149 lprint(" %6d were too short\n", icmpstat.icps_tooshort);
150 lprint(" %6d with bad checksums\n", icmpstat.icps_checksum);
151 lprint(" %6d with type not supported\n", icmpstat.icps_notsupp);
152 lprint(" %6d with bad type feilds\n", icmpstat.icps_badtype);
153 lprint(" %6d ICMP packets sent in reply\n", icmpstat.icps_reflect);
154}
155
156void
157mbufstats(PNATState pData)
158{
159 struct mbuf *m;
160 int i;
161
162 lprint(" \n");
163
164 lprint("Mbuf stats:\n");
165
166 lprint(" %6d mbufs allocated (%d max)\n", mbuf_alloced, mbuf_max);
167
168 i = 0;
169 for (m = m_freelist.m_next; m != &m_freelist; m = m->m_next)
170 i++;
171 lprint(" %6d mbufs on free list\n", i);
172
173 i = 0;
174 for (m = m_usedlist.m_next; m != &m_usedlist; m = m->m_next)
175 i++;
176 lprint(" %6d mbufs on used list\n", i);
177 lprint(" %6d mbufs queued as packets\n\n", if_queued);
178}
179
180void
181sockstats(PNATState pData)
182{
183 char buff[256];
184 int n;
185 struct socket *so;
186
187 lprint(" \n");
188
189 lprint(
190 "Proto[state] Sock Local Address, Port Remote Address, Port RecvQ SendQ\n");
191
192 for (so = tcb.so_next; so != &tcb; so = so->so_next)
193 {
194 n = sprintf(buff, "tcp[%s]", so->so_tcpcb?tcpstates[so->so_tcpcb->t_state]:"NONE");
195 while (n < 17)
196 buff[n++] = ' ';
197 buff[17] = 0;
198 lprint("%s %3d %15s %5d ",
199 buff, so->s, inet_ntoa(so->so_laddr), ntohs(so->so_lport));
200 lprint("%15s %5d %5d %5d\n",
201 inet_ntoa(so->so_faddr), ntohs(so->so_fport),
202 so->so_rcv.sb_cc, so->so_snd.sb_cc);
203 }
204
205 for (so = udb.so_next; so != &udb; so = so->so_next)
206 {
207 n = sprintf(buff, "udp[%d sec]", (so->so_expire - curtime) / 1000);
208 while (n < 17)
209 buff[n++] = ' ';
210 buff[17] = 0;
211 lprint("%s %3d %15s %5d ",
212 buff, so->s, inet_ntoa(so->so_laddr), ntohs(so->so_lport));
213 lprint("%15s %5d %5d %5d\n",
214 inet_ntoa(so->so_faddr), ntohs(so->so_fport),
215 so->so_rcv.sb_cc, so->so_snd.sb_cc);
216 }
217}
218#endif
219
220static DECLCALLBACK(size_t)
221print_ipv4_address(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput,
222 const char *pszType, void const *pvValue,
223 int cchWidth, int cchPrecision, unsigned fFlags,
224 void *pvUser)
225{
226 uint32_t ip;
227
228 AssertReturn(strcmp(pszType, "IP4") == 0, 0);
229
230 ip = ntohl(*(uint32_t*)pvValue);
231 return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%u.%u.%u.%u",
232 (ip >> 24), (ip >> 16) & 0xff, (ip >> 8) & 0xff, ip & 0xff);
233}
234
235static DECLCALLBACK(size_t)
236print_socket(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput,
237 const char *pszType, void const *pvValue,
238 int cchWidth, int cchPrecision, unsigned fFlags,
239 void *pvUser)
240{
241 struct socket *so = (struct socket*)pvValue;
242 uint32_t ip;
243
244 AssertReturn(strcmp(pszType, "natsock") == 0, 0);
245
246 ip = ntohl(so->so_faddr.s_addr);
247 return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "socket %4d: state=%04x ip=%u.%u.%u.%u",
248 so->s, so->so_state, (ip >> 24), (ip >> 16) & 0xff, (ip >> 8) & 0xff, ip & 0xff);
249}
250
251static DECLCALLBACK(size_t)
252print_networkevents(PFNRTSTROUTPUT pfnOutput, void *pvArgOutput,
253 const char *pszType, void const *pvValue,
254 int cchWidth, int cchPrecision, unsigned fFlags,
255 void *pvUser)
256{
257 size_t cb = 0;
258#ifdef RT_OS_WINDOWS
259 WSANETWORKEVENTS *pNetworkEvents = (WSANETWORKEVENTS*)pvValue;
260 bool fDelim = false;
261
262 AssertReturn(strcmp(pszType, "natwinnetevents") == 0, 0);
263
264 cb += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "events=%02x (", pNetworkEvents->lNetworkEvents);
265# define DO_BIT(bit) \
266 if (pNetworkEvents->lNetworkEvents & FD_ ## bit) \
267 { \
268 cb += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%s" #bit "(%d)", \
269 fDelim ? "," : "", pNetworkEvents->iErrorCode[FD_ ## bit ## _BIT]); \
270 fDelim = true; \
271 }
272 DO_BIT(READ);
273 DO_BIT(WRITE);
274 DO_BIT(OOB);
275 DO_BIT(ACCEPT);
276 DO_BIT(CONNECT);
277 DO_BIT(CLOSE);
278 DO_BIT(QOS);
279# undef DO_BIT
280 cb += RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, ")");
281#endif
282 return cb;
283}
284
285#if 0
286/*
287 * Debugging
288 */
289int errno_func(const char *file, int line)
290{
291 int err = WSAGetLastError();
292 LogRel(("errno=%d (%s:%d)\n", err, file, line));
293 return err;
294}
295#endif
296
297int
298debug_init()
299{
300 int rc = VINF_SUCCESS;
301
302 static int g_fFormatRegistered;
303
304 if (!g_fFormatRegistered)
305 {
306 /*
307 * XXX Move this to IPRT using RTNETADDRIPV4. Use the specifier %RNAipv4.
308 */
309 rc = RTStrFormatTypeRegister("IP4", print_ipv4_address, NULL);
310 AssertRC(rc);
311 rc = RTStrFormatTypeRegister("natsock", print_socket, NULL);
312 AssertRC(rc);
313 rc = RTStrFormatTypeRegister("natwinnetevents", print_networkevents, NULL);
314 AssertRC(rc);
315 g_fFormatRegistered = 1;
316 }
317
318 return rc;
319}
注意: 瀏覽 TracBrowser 來幫助您使用儲存庫瀏覽器

© 2025 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette