slirp_state.h@ 21865

Last change on this file since 21865 was 21864, checked in by vboxsync, 16 years ago
NAT: globals
Property svn:eol-style set to `native`
File size: 29.3 KB

Line
1	/** @file
2	* NAT state/configuration.
3	*/
4
5	/*
6	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
7	*
8	* This file is part of VirtualBox Open Source Edition (OSE), as
9	* available from http://www.virtualbox.org. This file is free software;
10	* you can redistribute it and/or modify it under the terms of the GNU
11	* General Public License (GPL) as published by the Free Software
12	* Foundation, in version 2 as it comes in the "COPYING" file of the
13	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15	*
16	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
17	* Clara, CA 95054 USA or visit http://www.sun.com if you need
18	* additional information or have any questions.
19	*/
20
21	#ifndef ___slirp_state_h
22	#define ___slirp_state_h
23
24	#include <iprt/req.h>
25	#include "ip_icmp.h"
26	#include "dnsproxy/dnsproxy.h"
27
28	/** Number of DHCP clients supported by NAT. */
29	#define NB_ADDR 16
30
31	/** Where to start DHCP IP number allocation. */
32	#define START_ADDR 15
33
34	/** DHCP Lease time. */
35	#define LEASE_TIME (24 * 3600)
36
37	/** Entry in the table of known DHCP clients. */
38	typedef struct
39	{
40	bool allocated;
41	uint8_t macaddr[6];
42	#ifdef VBOX_WITHOUT_SLIRP_CLIENT_ETHER
43	struct in_addr addr;
44	#endif
45	} BOOTPClient;
46
47
48	/** TFTP session entry. */
49	struct tftp_session
50	{
51	int in_use;
52	unsigned char filename[TFTP_FILENAME_MAX];
53
54	struct in_addr client_ip;
55	u_int16_t client_port;
56
57	int timestamp;
58	};
59
60	struct dns_domain_entry
61	{
62	char *dd_pszDomain;
63	LIST_ENTRY(dns_domain_entry) dd_list;
64	};
65	LIST_HEAD(dns_domain_list_head, dns_domain_entry);
66
67	struct dns_entry
68	{
69	struct in_addr de_addr;
70	TAILQ_ENTRY(dns_entry) de_list;
71	};
72	TAILQ_HEAD(dns_list_head, dns_entry);
73
74	/** Main state/configuration structure for slirp NAT. */
75	typedef struct NATState
76	{
77	/* Stuff from boot.c */
78	BOOTPClient bootp_clients[NB_ADDR];
79	const char *bootp_filename;
80	/* Stuff from if.c */
81	int if_mtu, if_mru;
82	int if_comp;
83	int if_maxlinkhdr;
84	int if_queued;
85	int if_thresh;
86	struct mbuf if_fastq;
87	struct mbuf if_batchq;
88	struct mbuf *next_m;
89	/* Stuff from icmp.c */
90	struct icmpstat_t icmpstat;
91	/* Stuff from ip_input.c */
92	struct ipstat_t ipstat;
93	struct ipqhead ipq[IPREASS_NHASH];
94	int maxnipq; /* Administrative limit on # of reass queues*/
95	int maxfragsperpacket; /* Maximum number of IPv4 fragments allowed per packet */
96	int nipq; /* total number of reass queues */
97	uint16_t ip_currid;
98	/* Stuff from mbuf.c */
99	int mbuf_alloced, mbuf_max;
100	int msize;
101	struct mbuf m_freelist, m_usedlist;
102	/* Stuff from slirp.c */
103	void *pvUser;
104	uint32_t curtime;
105	uint32_t time_fasttimo;
106	uint32_t last_slowtimo;
107	bool do_slowtimo;
108	bool link_up;
109	struct timeval tt;
110	struct in_addr our_addr;
111	struct in_addr alias_addr;
112	struct in_addr special_addr;
113
114	int tcp_rcvspace;
115	int tcp_sndspace;
116	int socket_rcv;
117	int socket_snd;
118	#ifdef VBOX_WITH_SLIRP_MT
119	PRTREQQUEUE pReqQueue;
120	#endif
121	#ifdef RT_OS_WINDOWS
122	ULONG (WINAPI * pfGetAdaptersAddresses)(ULONG, ULONG, PVOID, PIP_ADAPTER_ADDRESSES, PULONG);
123	#endif
124	struct dns_list_head dns_list_head;
125	struct dns_domain_list_head dns_domain_list_head;
126	struct in_addr tftp_server;
127	struct in_addr loopback_addr;
128	uint32_t netmask;
129	#ifndef VBOX_WITHOUT_SLIRP_CLIENT_ETHER
130	uint8_t client_ethaddr[6];
131	#else
132	const uint8_t *slirp_ethaddr;
133	#endif
134	struct ex_list *exec_list;
135	char slirp_hostname[33];
136	bool fPassDomain;
137	struct in_addr bindIP;
138	/* Stuff from tcp_input.c */
139	struct socket tcb;
140	#ifdef VBOX_WITH_SLIRP_MT
141	RTCRITSECT tcb_mutex;
142	#endif
143	struct socket *tcp_last_so;
144	tcp_seq tcp_iss;
145	/* Stuff from tcp_timer.c */
146	struct tcpstat_t tcpstat;
147	uint32_t tcp_now;
148	int tcp_reass_qsize;
149	int tcp_reass_maxqlen;
150	int tcp_reass_maxseg;
151	int tcp_reass_overflows;
152	/* Stuff from tftp.c */
153	struct tftp_session tftp_sessions[TFTP_SESSIONS_MAX];
154	const char *tftp_prefix;
155	/* Stuff from udp.c */
156	struct udpstat_t udpstat;
157	struct socket udb;
158	#ifdef VBOX_WITH_SLIRP_MT
159	RTCRITSECT udb_mutex;
160	#endif
161	struct socket *udp_last_so;
162	struct socket icmp_socket;
163	struct icmp_storage icmp_msg_head;
164	# ifndef RT_OS_WINDOWS
165	/* counter of sockets needed for allocation enough room to
166	* process sockets with poll/epoll
167	*
168	* NSOCK_INC/DEC should be injected before every
169	* operation on socket queue (tcb, udb)
170	*/
171	int nsock;
172	# define NSOCK_INC() do {pData->nsock++;} while (0)
173	# define NSOCK_DEC() do {pData->nsock--;} while (0)
174	# define NSOCK_INC_EX(ex) do {ex->pData->nsock++;} while (0)
175	# define NSOCK_DEC_EX(ex) do {ex->pData->nsock--;} while (0)
176	# else
177	# define NSOCK_INC() do {} while (0)
178	# define NSOCK_DEC() do {} while (0)
179	# define NSOCK_INC_EX(ex) do {} while (0)
180	# define NSOCK_DEC_EX(ex) do {} while (0)
181	# endif
182	# ifdef RT_OS_WINDOWS
183	void *pvIcmpBuffer;
184	size_t szIcmpBuffer;
185	/* Accordin MSDN specification IcmpParseReplies
186	* function should be detected in runtime
187	*/
188	long (WINAPI * pfIcmpParseReplies)(void *, long);
189	BOOL (WINAPI * pfIcmpCloseHandle)(HANDLE);
190	HMODULE hmIcmpLibrary;
191	# endif
192	#if defined(RT_OS_WINDOWS)
193	# define VBOX_SOCKET_EVENT (pData->phEvents[VBOX_SOCKET_EVENT_INDEX])
194	HANDLE phEvents[VBOX_EVENT_COUNT];
195	#endif
196
197	/* from dnsproxy/dnsproxy.h*/
198	unsigned int authoritative_port;
199	unsigned int authoritative_timeout;
200	unsigned int recursive_port;
201	unsigned int recursive_timeout;
202	unsigned int stats_timeout;
203	unsigned int port;
204
205	unsigned long active_queries;
206	unsigned long all_queries;
207	unsigned long authoritative_queries;
208	unsigned long recursive_queries;
209	unsigned long removed_queries;
210	unsigned long dropped_queries;
211	unsigned long answered_queries;
212	unsigned long dropped_answers;
213	unsigned long late_answers;
214	unsigned long hash_collisions;
215	/dnsproxy/dnsproxy.c/
216	unsigned short queryid;
217	struct sockaddr_in authoritative_addr;
218	struct sockaddr_in recursive_addr;
219	int sock_query;
220	int sock_answer;
221	/* dnsproxy/hash.c */
222	#define HASHSIZE 10
223	#define HASH(id) (id & ((1 << HASHSIZE) - 1))
224	struct request *request_hash[1 << HASHSIZE];
225	/* this field control behaviour of DHCP server */
226	bool use_dns_proxy;
227
228	#ifdef VBOX_WITH_SLIRP_ALIAS
229	LIST_HEAD(RT_NOTHING, libalias) instancehead;
230	struct libalias *proxy_alias;
231	LIST_HEAD(handler_chain, proto_handler) handler_chain;
232	#endif
233
234	#define PROFILE_COUNTER(name, dsc) STAMPROFILE Stat ## name
235	#define COUNTING_COUNTER(name, dsc) STAMCOUNTER Stat ## name
236
237	#include "counters.h"
238
239	#undef PROFILE_COUNTER
240	#undef COUNTING_COUNTER
241
242	} NATState;
243
244
245	/** Default IP time to live. */
246	#define ip_defttl IPDEFTTL
247
248	/** Number of permanent buffers in mbuf. */
249	#define mbuf_thresh 30
250
251	/** Use a fixed time before sending keepalive. */
252	#define tcp_keepidle TCPTV_KEEP_IDLE
253
254	/** Use a fixed interval between keepalive. */
255	#define tcp_keepintvl TCPTV_KEEPINTVL
256
257	/** Maximum idle time before timing out a connection. */
258	#define tcp_maxidle (TCPTV_KEEPCNT * tcp_keepintvl)
259
260	/** Default TCP socket options. */
261	#define so_options DO_KEEPALIVE
262
263	/** Default TCP MSS value. */
264	#define tcp_mssdflt TCP_MSS
265
266	/** Default TCP round trip time. */
267	#define tcp_rttdflt (TCPTV_SRTTDFLT / PR_SLOWHZ)
268
269	/** Enable RFC1323 performance enhancements.
270	* @todo check if it really works, it was turned off before. */
271	#define tcp_do_rfc1323 1
272
273	/** TCP receive buffer size. */
274	#define tcp_rcvspace pData->tcp_rcvspace
275
276	/** TCP receive buffer size. */
277	#define tcp_sndspace pData->tcp_sndspace
278
279	/* TCP duplicate ACK retransmit threshold. */
280	#define tcprexmtthresh 3
281
282
283	#define bootp_filename pData->bootp_filename
284	#define bootp_clients pData->bootp_clients
285
286	#define if_mtu pData->if_mtu
287	#define if_mru pData->if_mru
288	#define if_comp pData->if_comp
289	#define if_maxlinkhdr pData->if_maxlinkhdr
290	#define if_queued pData->if_queued
291	#define if_thresh pData->if_thresh
292	#define if_fastq pData->if_fastq
293	#define if_batchq pData->if_batchq
294	#define next_m pData->next_m
295
296	#define icmpstat pData->icmpstat
297
298	#define ipstat pData->ipstat
299	#define ipq pData->ipq
300	#define ip_currid pData->ip_currid
301
302	#define mbuf_alloced pData->mbuf_alloced
303	#define mbuf_max pData->mbuf_max
304	#define msize pData->msize
305	#define m_freelist pData->m_freelist
306	#define m_usedlist pData->m_usedlist
307
308	#define curtime pData->curtime
309	#define time_fasttimo pData->time_fasttimo
310	#define last_slowtimo pData->last_slowtimo
311	#define do_slowtimo pData->do_slowtimo
312	#define link_up pData->link_up
313	#define cUsers pData->cUsers
314	#define tt pData->tt
315	#define our_addr pData->our_addr
316	#ifndef VBOX_SLIRP_ALIAS
317	# define alias_addr pData->alias_addr
318	#else
319	# define handler_chain pData->handler_chain
320	#endif
321	#define special_addr pData->special_addr
322	#define dns_addr pData->dns_addr
323	#define loopback_addr pData->loopback_addr
324	#define client_ethaddr pData->client_ethaddr
325	#define exec_list pData->exec_list
326	#define slirp_hostname pData->slirp_hostname
327
328	#define tcb pData->tcb
329	#define tcp_last_so pData->tcp_last_so
330	#define tcp_iss pData->tcp_iss
331
332	#define tcpstat pData->tcpstat
333	#define tcp_now pData->tcp_now
334
335	#define tftp_sessions pData->tftp_sessions
336	#define tftp_prefix pData->tftp_prefix
337
338	#define udpstat pData->udpstat
339	#define udb pData->udb
340	#define udp_last_so pData->udp_last_so
341
342	#define maxfragsperpacket pData->maxfragsperpacket
343	#define maxnipq pData->maxnipq
344	#define nipq pData->nipq
345
346	#define tcp_reass_qsize pData->tcp_reass_qsize
347	#define tcp_reass_maxqlen pData->tcp_reass_maxqlen
348	#define tcp_reass_maxseg pData->tcp_reass_maxseg
349	#define tcp_reass_overflows pData->tcp_reass_overflows
350
351	#define queue_tcp_label tcb
352	#define queue_udp_label udb
353	#define VBOX_X2(x) x
354	#define VBOX_X(x) VBOX_X2(x)
355
356	#ifdef VBOX_WITH_SLIRP_MT
357
358	# define QSOCKET_LOCK(queue) \
359	do { \
360	int rc; \
361	/* Assert(strcmp(RTThreadSelfName(), "EMT") != 0); */ \
362	rc = RTCritSectEnter(&VBOX_X(queue) ## _mutex); \
363	AssertReleaseRC(rc); \
364	} while (0)
365	# define QSOCKET_UNLOCK(queue) \
366	do { \
367	int rc; \
368	rc = RTCritSectLeave(&VBOX_X(queue) ## _mutex); \
369	AssertReleaseRC(rc); \
370	} while (0)
371	# define QSOCKET_LOCK_CREATE(queue) \
372	do { \
373	int rc; \
374	rc = RTCritSectInit(&pData->queue ## _mutex); \
375	AssertReleaseRC(rc); \
376	} while (0)
377	# define QSOCKET_LOCK_DESTROY(queue) \
378	do { \
379	int rc = RTCritSectDelete(&pData->queue ## _mutex); \
380	AssertReleaseRC(rc); \
381	} while (0)
382
383	# define QSOCKET_FOREACH(so, sonext, label) \
384	QSOCKET_LOCK(VBOX_X2(queue_## label ## _label)); \
385	(so) = (VBOX_X(queue_ ## label ## _label)).so_next; \
386	QSOCKET_UNLOCK(VBOX_X2(queue_## label ##_label)); \
387	if ((so) != &(VBOX_X(queue_## label ## _label))) SOCKET_LOCK((so));\
388	for (;;) \
389	{ \
390	if ((so) == &(VBOX_X(queue_## label ## _label))) \
391	{ \
392	break; \
393	} \
394	Log2(("%s:%d Processing so:%R[natsock]\n", __FUNCTION__, __LINE__, (so)));
395
396	# define CONTINUE_NO_UNLOCK(label) goto loop_end_ ## label ## _mt_nounlock
397	# define CONTINUE(label) goto loop_end_ ## label ## _mt
398	/* @todo replace queue parameter with macrodinition */
399	/* _mt_nounlock - user should lock so_next before calling CONTINUE_NO_UNLOCK */
400	# define LOOP_LABEL(label, so, sonext) loop_end_ ## label ## _mt: \
401	(sonext) = (so)->so_next; \
402	SOCKET_UNLOCK(so); \
403	QSOCKET_LOCK(VBOX_X(queue_ ## label ## _label)); \
404	if ((sonext) != &(VBOX_X(queue_## label ## _label))) \
405	{ \
406	SOCKET_LOCK((sonext)); \
407	QSOCKET_UNLOCK(VBOX_X(queue_ ## label ## _label)); \
408	} \
409	else \
410	{ \
411	so = &VBOX_X(queue_ ## label ## _label); \
412	QSOCKET_UNLOCK(VBOX_X(queue_ ## label ## _label)); \
413	break; \
414	} \
415	(so) = (sonext); \
416	continue; \
417	loop_end_ ## label ## _mt_nounlock: \
418	(so) = (sonext)
419
420	# define DO_TCP_OUTPUT(data, sotcb) \
421	do { \
422	PRTREQ pReq = NULL; \
423	int rc; \
424	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
425	AssertReleaseRC(rc); \
426	pReq->u.Internal.pfn = (PFNRT)tcp_output; \
427	pReq->u.Internal.cArgs = 2; \
428	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
429	pReq->u.Internal.aArgs[1] = (uintptr_t)(sotcb); \
430	pReq->fFlags = RTREQFLAGS_VOID; \
431	rc = RTReqQueue(pReq, 0); \
432	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
433	{ \
434	SOCKET_UNLOCK(so); \
435	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
436	AssertReleaseRC(rc); \
437	SOCKET_LOCK(so); \
438	RTReqFree(pReq); \
439	} \
440	else \
441	AssertReleaseRC(rc); \
442	} while(0)
443
444	# define DO_TCP_INPUT(data, mbuf, size, so) \
445	do { \
446	PRTREQ pReq = NULL; \
447	int rc; \
448	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
449	AssertReleaseRC(rc); \
450	pReq->u.Internal.pfn = (PFNRT)tcp_input; \
451	pReq->u.Internal.cArgs = 4; \
452	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
453	pReq->u.Internal.aArgs[1] = (uintptr_t)(mbuf); \
454	pReq->u.Internal.aArgs[2] = (uintptr_t)(size); \
455	pReq->u.Internal.aArgs[3] = (uintptr_t)(so); \
456	pReq->fFlags = RTREQFLAGS_VOID\|RTREQFLAGS_NO_WAIT; \
457	rc = RTReqQueue(pReq, 0); \
458	AssertReleaseRC(rc); \
459	} while(0)
460
461	# define DO_TCP_CONNECT(data, so) \
462	do { \
463	PRTREQ pReq = NULL; \
464	int rc; \
465	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
466	AssertReleaseRC(rc); \
467	pReq->u.Internal.pfn = (PFNRT)tcp_connect; \
468	pReq->u.Internal.cArgs = 2; \
469	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
470	pReq->u.Internal.aArgs[1] = (uintptr_t)(so); \
471	pReq->fFlags = RTREQFLAGS_VOID; \
472	rc = RTReqQueue(pReq, 0); /* don't wait, we have to release lock before*/ \
473	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
474	{ \
475	SOCKET_UNLOCK(so); \
476	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
477	AssertReleaseRC(rc); \
478	SOCKET_LOCK(so); \
479	RTReqFree(pReq); \
480	} \
481	else \
482	AssertReleaseRC(rc); \
483	} while(0)
484
485	# define DO_SOREAD(ret, data, so, ifclose) \
486	do { \
487	PRTREQ pReq = NULL; \
488	int rc; \
489	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
490	AssertReleaseRC(rc); \
491	pReq->u.Internal.pfn = (PFNRT)soread_queue; \
492	pReq->u.Internal.cArgs = 4; \
493	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
494	pReq->u.Internal.aArgs[1] = (uintptr_t)(so); \
495	pReq->u.Internal.aArgs[2] = (uintptr_t)(ifclose); \
496	pReq->u.Internal.aArgs[3] = (uintptr_t)&(ret); \
497	pReq->fFlags = RTREQFLAGS_VOID; \
498	rc = RTReqQueue(pReq, 0); /* don't wait, we have to release lock before*/ \
499	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
500	{ \
501	SOCKET_UNLOCK(so); \
502	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
503	AssertReleaseRC(rc); \
504	SOCKET_LOCK(so); \
505	RTReqFree(pReq); \
506	} \
507	else \
508	AssertReleaseRC(rc); \
509	} while(0)
510
511	# define DO_SOWRITE(ret, data, so) \
512	do { \
513	PRTREQ pReq = NULL; \
514	int rc; \
515	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
516	AssertReleaseRC(rc); \
517	pReq->u.Internal.pfn = (PFNRT)sowrite; \
518	pReq->u.Internal.cArgs = 2; \
519	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
520	pReq->u.Internal.aArgs[1] = (uintptr_t)(so); \
521	pReq->fFlags = RTREQFLAGS_RETURN_MASK; \
522	rc = RTReqQueue(pReq, 0); /* don't wait, we have to release lock before*/ \
523	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
524	{ \
525	SOCKET_UNLOCK(so); \
526	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
527	SOCKET_LOCK(so); \
528	ret = pReq->iStatus; \
529	RTReqFree(pReq); \
530	} \
531	else \
532	AssertReleaseRC(rc); \
533	} while(0)
534
535	# define DO_SORECFROM(data, so) \
536	do { \
537	PRTREQ pReq = NULL; \
538	int rc; \
539	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
540	AssertReleaseRC(rc); \
541	pReq->u.Internal.pfn = (PFNRT)sorecvfrom; \
542	pReq->u.Internal.cArgs = 2; \
543	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
544	pReq->u.Internal.aArgs[1] = (uintptr_t)(so); \
545	pReq->fFlags = RTREQFLAGS_VOID; \
546	rc = RTReqQueue(pReq, 0); \
547	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
548	{ \
549	SOCKET_UNLOCK(so); \
550	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
551	AssertReleaseRC(rc); \
552	SOCKET_LOCK(so); \
553	RTReqFree(pReq); \
554	} \
555	else \
556	AssertReleaseRC(rc); \
557	} while(0)
558
559	# define DO_UDP_DETACH(data, so, so_next) \
560	do { \
561	PRTREQ pReq = NULL; \
562	int rc; \
563	rc = RTReqAlloc((data)->pReqQueue, &pReq, RTREQTYPE_INTERNAL); \
564	AssertReleaseRC(rc); \
565	pReq->u.Internal.pfn = (PFNRT)udp_detach; \
566	pReq->u.Internal.cArgs = 2; \
567	pReq->u.Internal.aArgs[0] = (uintptr_t)(data); \
568	pReq->u.Internal.aArgs[1] = (uintptr_t)(so); \
569	pReq->fFlags = RTREQFLAGS_VOID; \
570	rc = RTReqQueue(pReq, 0); /* don't wait, we have to release lock before*/ \
571	if (RT_LIKELY(rc) == VERR_TIMEOUT) \
572	{ \
573	SOCKET_UNLOCK(so); \
574	rc = RTReqWait(pReq, RT_INDEFINITE_WAIT); \
575	AssertReleaseRC(rc); \
576	if ((so_next) != &udb) SOCKET_LOCK((so_next)); \
577	RTReqFree(pReq); \
578	} \
579	else \
580	AssertReleaseRC(rc); \
581	} while(0)
582
583	# define SOLOOKUP(so, label, src, sport, dst, dport) \
584	do { \
585	struct socket *sonxt; \
586	(so) = NULL; \
587	QSOCKET_FOREACH(so, sonxt, label) \
588	/* { */ \
589	if ( so->so_lport == (sport) \
590	&& so->so_laddr.s_addr == (src).s_addr \
591	&& so->so_faddr.s_addr == (dst).s_addr \
592	&& so->so_fport == (dport)) \
593	{ \
594	if (sonxt != &VBOX_X2(queue_ ## label ## _label)) \
595	SOCKET_UNLOCK(sonxt); \
596	break; /so is locked/ \
597	} \
598	LOOP_LABEL(so, sonxt, label); \
599	} \
600	} \
601	} while (0)
602
603	#else /* !VBOX_WITH_SLIRP_MT */
604
605	# define QSOCKET_LOCK(queue) do {} while (0)
606	# define QSOCKET_UNLOCK(queue) do {} while (0)
607	# define QSOCKET_LOCK_CREATE(queue) do {} while (0)
608	# define QSOCKET_LOCK_DESTROY(queue) do {} while (0)
609	# define QSOCKET_FOREACH(so, sonext, label) \
610	for ((so) = VBOX_X2(queue_ ## label ## _label).so_next; \
611	(so) != &(VBOX_X2(queue_ ## label ## _label)); \
612	(so) = (sonext)) \
613	{ \
614	(sonext) = (so)->so_next;
615	# define CONTINUE(label) continue
616	# define CONTINUE_NO_UNLOCK(label) continue
617	# define LOOP_LABEL(label, so, sonext) /* empty*/
618	# define DO_TCP_OUTPUT(data, sotcb) tcp_output((data), (sotcb))
619	# define DO_TCP_INPUT(data, mbuf, size, so) tcp_input((data), (mbuf), (size), (so))
620	# define DO_TCP_CONNECT(data, so) tcp_connect((data), (so))
621	# define DO_SOREAD(ret, data, so, ifclose) \
622	do { \
623	(ret) = soread((data), (so), (ifclose)); \
624	} while(0)
625	# define DO_SOWRITE(ret, data, so) \
626	do { \
627	(ret) = sowrite((data), (so)); \
628	} while(0)
629	# define DO_SORECFROM(data, so) sorecvfrom((data), (so))
630	# define SOLOOKUP(so, label, src, sport, dst, dport) \
631	do { \
632	(so) = solookup(&VBOX_X2(queue_ ## label ## _label), (src), (sport), (dst), (dport)); \
633	} while (0)
634	# define DO_UDP_DETACH(data, so, ignored) udp_detach((data), (so))
635
636	#endif /* !VBOX_WITH_SLIRP_MT */
637
638	#define TCP_OUTPUT(data, sotcb) DO_TCP_OUTPUT((data), (sotcb))
639	#define TCP_INPUT(data, mbuf, size, so) DO_TCP_INPUT((data), (mbuf), (size), (so))
640	#define TCP_CONNECT(data, so) DO_TCP_CONNECT((data), (so))
641	#define SOREAD(ret, data, so, ifclose) DO_SOREAD((ret), (data), (so), (ifclose))
642	#define SOWRITE(ret, data, so) DO_SOWRITE((ret), (data), (so))
643	#define SORECVFROM(data, so) DO_SORECFROM((data), (so))
644	#define UDP_DETACH(data, so, so_next) DO_UDP_DETACH((data), (so), (so_next))
645
646	/* dnsproxy/dnsproxy.c */
647	#define authoritative_port pData->authoritative_port
648	#define authoritative_timeout pData->authoritative_timeout
649	#define recursive_port pData->recursive_port
650	#define recursive_timeout pData->recursive_timeout
651	#define stats_timeout pData->stats_timeout
652	/* dnsproxy/hash.c */
653	#define dns_port pData->port
654	#define request_hash pData->request_hash
655	#define hash_collisions pData->hash_collisions
656	#define active_queries pData->active_queries
657	#define all_queries pData->all_queries
658	#define authoritative_queries pData->authoritative_queries
659	#define recursive_queries pData->recursive_queries
660	#define removed_queries pData->removed_queries
661	#define dropped_queries pData->dropped_queries
662	#define answered_queries pData->answered_queries
663	#define dropped_answers pData->dropped_answers
664	#define late_answers pData->late_answers
665
666	/* dnsproxy/dnsproxy.c */
667	#define queryid pData->queryid
668	#define authoritative_addr pData->authoritative_addr
669	#define recursive_addr pData->recursive_addr
670	#define sock_query pData->sock_query
671	#define sock_answer pData->sock_answer
672
673	#ifdef VBOX_WITH_SLIRP_ALIAS
674	# define instancehead pData->instancehead
675	#endif
676
677	#endif /* !___slirp_state_h */

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source: vbox/trunk/src/VBox/Devices/Network/slirp/slirp_state.h@ 21865

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