VirtualBox

source: vbox/trunk/src/VBox/Devices/Network/slirp/slirp.h@ 20376

Last change on this file since 20376 was 20376, checked in by vboxsync, 15 years ago

NAT: slirp performance counters
  • Property svn:eol-style set to native
File size: 10.5 KB
Line 
1#ifndef __COMMON_H__
2#define __COMMON_H__
3
4#include <VBox/stam.h>
5
6#ifdef RT_OS_WINDOWS
7# include <winsock2.h>
8# include <ws2tcpip.h>
9typedef int socklen_t;
10#endif
11#ifdef RT_OS_OS2 /* temporary workaround, see ticket #127 */
12# define mbstat mbstat_os2
13# include <sys/socket.h>
14# undef mbstat
15typedef int socklen_t;
16#endif
17
18#define CONFIG_QEMU
19
20#ifdef DEBUG
21# undef DEBUG
22# define DEBUG 1
23#endif
24
25#ifndef CONFIG_QEMU
26# include "version.h"
27#endif
28#define LOG_GROUP LOG_GROUP_DRV_NAT
29#include <VBox/log.h>
30#include <iprt/mem.h>
31#ifdef RT_OS_WINDOWS
32# include <windows.h>
33# include <io.h>
34#endif
35#include <iprt/assert.h>
36#include <iprt/string.h>
37#include <iprt/dir.h>
38#include <iprt/rand.h>
39#include <VBox/types.h>
40
41#undef malloc
42#define malloc dont_use_malloc
43#undef free
44#define free dont_use_free
45#undef realloc
46#define realloc dont_use_realloc
47#undef strdup
48#define strdup dont_use_strdup
49
50#include "slirp_config.h"
51
52#ifdef RT_OS_WINDOWS
53
54# ifndef _MSC_VER
55# include <inttypes.h>
56# endif
57
58typedef uint8_t u_int8_t;
59typedef uint16_t u_int16_t;
60typedef uint32_t u_int32_t;
61typedef uint64_t u_int64_t;
62typedef char *caddr_t;
63
64# include <sys/timeb.h>
65# include <iphlpapi.h>
66
67# define EWOULDBLOCK WSAEWOULDBLOCK
68# define EINPROGRESS WSAEINPROGRESS
69# define ENOTCONN WSAENOTCONN
70# define EHOSTUNREACH WSAEHOSTUNREACH
71# define ENETUNREACH WSAENETUNREACH
72# define ECONNREFUSED WSAECONNREFUSED
73
74#else /* !RT_OS_WINDOWS */
75
76# define ioctlsocket ioctl
77# define closesocket(s) close(s)
78# define O_BINARY 0
79
80#endif /* !RT_OS_WINDOWS */
81
82#include <sys/types.h>
83#ifdef HAVE_SYS_BITYPES_H
84# include <sys/bitypes.h>
85#endif
86
87#ifdef _MSC_VER
88# include <time.h>
89#else /* !_MSC_VER */
90# include <sys/time.h>
91#endif /* !_MSC_VER */
92
93#ifdef NEED_TYPEDEFS
94typedef char int8_t;
95typedef unsigned char u_int8_t;
96
97# if SIZEOF_SHORT == 2
98 typedef short int16_t;
99 typedef unsigned short u_int16_t;
100# else
101# if SIZEOF_INT == 2
102 typedef int int16_t;
103 typedef unsigned int u_int16_t;
104# else
105 #error Cannot find a type with sizeof() == 2
106# endif
107# endif
108
109# if SIZEOF_SHORT == 4
110 typedef short int32_t;
111 typedef unsigned short u_int32_t;
112# else
113# if SIZEOF_INT == 4
114 typedef int int32_t;
115 typedef unsigned int u_int32_t;
116# else
117 #error Cannot find a type with sizeof() == 4
118# endif
119# endif
120#endif /* NEED_TYPEDEFS */
121
122#ifdef HAVE_UNISTD_H
123# include <unistd.h>
124#endif
125
126#ifdef HAVE_STDLIB_H
127# include <stdlib.h>
128#endif
129
130#include <stdio.h>
131#include <errno.h>
132
133#ifndef HAVE_MEMMOVE
134# define memmove(x, y, z) bcopy(y, x, z)
135#endif
136
137#if TIME_WITH_SYS_TIME
138# include <sys/time.h>
139# include <time.h>
140#else
141# if HAVE_SYS_TIME_H
142# include <sys/time.h>
143# else
144# include <time.h>
145# endif
146#endif
147
148#ifdef HAVE_STRING_H
149# include <string.h>
150#else
151# include <strings.h>
152#endif
153
154#ifndef RT_OS_WINDOWS
155# include <sys/uio.h>
156#endif
157
158#ifndef RT_OS_WINDOWS
159# include <netinet/in.h>
160# include <arpa/inet.h>
161#endif
162
163#ifdef GETTIMEOFDAY_ONE_ARG
164# define gettimeofday(x, y) gettimeofday(x)
165#endif
166
167#ifndef HAVE_INET_ATON
168int inet_aton (const char *cp, struct in_addr *ia);
169#endif
170
171#include <fcntl.h>
172#ifndef NO_UNIX_SOCKETS
173# include <sys/un.h>
174#endif
175#include <signal.h>
176#ifdef HAVE_SYS_SIGNAL_H
177# include <sys/signal.h>
178#endif
179#ifndef RT_OS_WINDOWS
180# include <sys/socket.h>
181#endif
182
183#if defined(HAVE_SYS_IOCTL_H)
184# include <sys/ioctl.h>
185#endif
186
187#ifdef HAVE_SYS_SELECT_H
188# include <sys/select.h>
189#endif
190
191#ifdef HAVE_SYS_WAIT_H
192# include <sys/wait.h>
193#endif
194
195#ifdef HAVE_SYS_FILIO_H
196# include <sys/filio.h>
197#endif
198
199#if defined(__STDC__) || defined(_MSC_VER)
200# include <stdarg.h>
201#else
202# include <varargs.h>
203#endif
204
205#include <sys/stat.h>
206
207/* Avoid conflicting with the libc insque() and remque(), which
208 * have different prototypes. */
209#define insque slirp_insque
210#define remque slirp_remque
211
212#ifdef HAVE_SYS_STROPTS_H
213# include <sys/stropts.h>
214#endif
215
216#include "libslirp.h"
217
218#include "debug.h"
219
220#include "ip.h"
221#include "tcp.h"
222#include "tcp_timer.h"
223#include "tcp_var.h"
224#include "tcpip.h"
225#include "udp.h"
226#include "icmp_var.h"
227#include "mbuf.h"
228#include "sbuf.h"
229#include "socket.h"
230#include "if.h"
231#include "main.h"
232#include "misc.h"
233#include "ctl.h"
234#include "bootp.h"
235#include "tftp.h"
236
237#include "slirp_state.h"
238
239#undef PVM /* XXX Mac OS X hack */
240
241#ifndef NULL
242# define NULL (void *)0
243#endif
244
245void if_start (PNATState);
246
247#ifndef HAVE_INDEX
248 char *index (const char *, int);
249#endif
250
251#ifndef HAVE_GETHOSTID
252 long gethostid (void);
253#endif
254
255#if SIZEOF_CHAR_P == 4
256# define insque_32 insque
257# define remque_32 remque
258#else
259extern void insque_32 (PNATState, void *, void *);
260extern void remque_32 (PNATState, void *);
261#endif
262
263#ifndef RT_OS_WINDOWS
264#include <netdb.h>
265#endif
266
267#ifdef VBOX_WITH_SLIRP_DNS_PROXY
268# include "dnsproxy/dnsproxy.h"
269#endif
270
271#define DEFAULT_BAUD 115200
272
273int get_dns_addr(PNATState pData, struct in_addr *pdns_addr);
274
275/* cksum.c */
276int cksum(struct mbuf *m, int len);
277
278/* if.c */
279void if_init (PNATState);
280void if_output (PNATState, struct socket *, struct mbuf *);
281
282/* ip_input.c */
283void ip_init (PNATState);
284void ip_input (PNATState, struct mbuf *);
285struct mbuf * ip_reass (PNATState, register struct mbuf *);
286void ip_freef (PNATState, struct ipqhead *, struct ipq_t *);
287void ip_slowtimo (PNATState);
288void ip_stripoptions (register struct mbuf *, struct mbuf *);
289
290/* ip_output.c */
291int ip_output (PNATState, struct socket *, struct mbuf *);
292
293/* tcp_input.c */
294int tcp_reass (PNATState, struct tcpcb *, struct tcphdr *, int *, struct mbuf *);
295void tcp_input (PNATState, register struct mbuf *, int, struct socket *);
296void tcp_dooptions (PNATState, struct tcpcb *, u_char *, int, struct tcpiphdr *);
297void tcp_xmit_timer (PNATState, register struct tcpcb *, int);
298int tcp_mss (PNATState, register struct tcpcb *, u_int);
299
300/* tcp_output.c */
301int tcp_output (PNATState, register struct tcpcb *);
302void tcp_setpersist (register struct tcpcb *);
303
304/* tcp_subr.c */
305void tcp_init (PNATState);
306void tcp_template (struct tcpcb *);
307void tcp_respond (PNATState, struct tcpcb *, register struct tcpiphdr *, register struct mbuf *, tcp_seq, tcp_seq, int);
308struct tcpcb * tcp_newtcpcb (PNATState, struct socket *);
309struct tcpcb * tcp_close (PNATState, register struct tcpcb *);
310void tcp_drain (void);
311void tcp_sockclosed (PNATState, struct tcpcb *);
312int tcp_fconnect (PNATState, struct socket *);
313void tcp_connect (PNATState, struct socket *);
314int tcp_attach (PNATState, struct socket *);
315u_int8_t tcp_tos (struct socket *);
316int tcp_emu (PNATState, struct socket *, struct mbuf *);
317int tcp_ctl (PNATState, struct socket *);
318struct tcpcb *tcp_drop(PNATState, struct tcpcb *tp, int err);
319
320uint16_t slirp_get_service(int proto, uint16_t dport, uint16_t sport);
321
322#define MIN_MRU 128
323#define MAX_MRU 16384
324
325#ifndef RT_OS_WINDOWS
326# define min(x, y) ((x) < (y) ? (x) : (y))
327# define max(x, y) ((x) > (y) ? (x) : (y))
328#endif
329
330#ifdef RT_OS_WINDOWS
331# undef errno
332# if 0 /* debugging */
333int errno_func(const char *file, int line);
334# define errno (errno_func(__FILE__, __LINE__))
335# else
336# define errno (WSAGetLastError())
337# endif
338#endif
339
340#ifndef VBOX_WITH_MULTI_DNS
341#define DO_ALIAS(paddr) \
342do { \
343 if ((paddr)->s_addr == dns_addr.s_addr) \
344 { \
345 (paddr)->s_addr = htonl(ntohl(special_addr.s_addr) | CTL_DNS); \
346 } \
347} while(0)
348#else
349#define DO_ALIAS(paddr) do {} while (0)
350#endif
351
352
353# ifdef VBOX_WITHOUT_SLIRP_CLIENT_ETHER
354# define ETH_ALEN 6
355# define ETH_HLEN 14
356
357# define ARPOP_REQUEST 1 /* ARP request */
358# define ARPOP_REPLY 2 /* ARP reply */
359
360struct ethhdr
361{
362 unsigned char h_dest[ETH_ALEN]; /* destination eth addr */
363 unsigned char h_source[ETH_ALEN]; /* source ether addr */
364 unsigned short h_proto; /* packet type ID field */
365};
366AssertCompileSize(struct ethhdr, 14);
367# endif
368#if defined(VBOX_WITH_SLIRP_ALIAS) && defined(VBOX_SLIRP_ALIAS)
369
370# define ip_next(ip) (void *)((uint8_t *)(ip) + ((ip)->ip_hl << 2))
371# define udp_next(udp) (void *)((uint8_t *)&((struct udphdr *)(udp))[1] )
372# define bcopy(src, dst, len) memcpy((dst), (src), (len))
373# define bcmp(a1, a2, len) memcmp((a1), (a2), (len))
374# define NO_FW_PUNCH
375
376# ifdef alias_addr
377# error alias_addr has already defined!!!
378# endif
379
380# define arc4random() RTRandU32()
381# undef malloc
382# undef calloc
383# undef free
384# define malloc(x) RTMemAlloc((x))
385# define calloc(x, n) RTMemAllocZ((x)*(n))
386# define free(x) RTMemFree((x))
387# ifndef __unused
388# define __unused
389# endif
390
391# define strncasecmp RTStrNICmp
392
393# define LIBALIAS_DEBUG
394
395# ifdef fprintf
396# undef fprintf
397# endif /*fprintf*/
398# ifdef fflush
399# undef fflush
400# endif /*fflush*/
401# ifdef printf
402# undef printf
403# endif /*printf*/
404#define fflush(x) do{}while(0)
405# define fprintf vbox_slirp_fprintf
406# define printf vbox_slirp_printf
407static void vbox_slirp_printV(char *format, va_list args)
408{
409 char buffer[1024];
410 memset(buffer, 0, 1024);
411 RTStrPrintfV(buffer, 1024, format, args);
412
413 Log2(("NAT:ALIAS: %s\n", buffer));
414}
415static void vbox_slirp_printf(char *format, ...)
416{
417 va_list args;
418 va_start(args, format);
419 vbox_slirp_printV(format, args);
420 va_end(args);
421}
422static void vbox_slirp_fprintf(void *ignored, char *format, ...)
423{
424 va_list args;
425 va_start(args, format);
426 vbox_slirp_printV(format, args);
427 va_end(args);
428}
429#endif /*VBOX_WITH_SLIRP_ALIAS && VBOX_SLIRP_ALIAS*/
430
431#ifdef VBOX_WITH_SLIRP_ALIAS
432int ftp_alias_load(void);
433int ftp_alias_unload(void);
434int nbt_alias_load(void);
435int nbt_alias_unload(void);
436#endif /*VBOX_WITH_SLIRP_ALIAS*/
437
438#ifdef VBOX_WITH_STATISTICS
439#define VBOX_SLIRP_COUNTER_OPER_ARG0(name, type, op) \
440 STAM_##type##_##op(&pData->Stat##name)
441#define VBOX_SLIRP_COUNTER_OPER_ARG1(name, type, op, arg) \
442 STAM_##type##_##op(&pData->Stat##name, arg)
443#else
444#define VBOX_SLIRP_COUNTER_OPER_ARG0(name, type, op) do{}while(0)
445#define VBOX_SLIRP_COUNTER_OPER_ARG1(name, type, op, arg) do{}while(0)
446#endif
447
448#define SLIRP_PROFILE_START(name, arg) \
449 VBOX_SLIRP_COUNTER_OPER_ARG1(name, PROFILE, START, arg)
450#define SLIRP_PROFILE_STOP(name, arg) \
451 VBOX_SLIRP_COUNTER_OPER_ARG1(name, PROFILE, STOP, arg)
452
453#define SLIRP_COUNTER_RESET(name) \
454 VBOX_SLIRP_COUNTER_OPER_ARG0(name, COUNTER, RESET)
455
456#define SLIRP_COUNTER_INC(name) \
457 VBOX_SLIRP_COUNTER_OPER_ARG0(name, COUNTER, INC)
458
459#define SLIRP_COUNTER_ADD(name, val) \
460 VBOX_SLIRP_COUNTER_OPER_ARG1(name, COUNTER, ADD, (val))
461
462#endif
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