VirtualBox

source: vbox/trunk/src/VBox/Devices/Network/slirp/libslirp.h@ 26187

Last change on this file since 26187 was 25402, checked in by vboxsync, 15 years ago

NAT: re-establish port-forwarding after savestate / restore state

  • Property svn:eol-style set to native
File size: 4.0 KB
Line 
1#ifndef _LIBSLIRP_H
2#define _LIBSLIRP_H
3
4#ifdef RT_OS_WINDOWS
5# include <winsock2.h>
6# ifdef __cplusplus
7extern "C" {
8# endif
9int inet_aton(const char *cp, struct in_addr *ia);
10# ifdef __cplusplus
11}
12# endif
13#else
14# ifdef RT_OS_OS2 /* temporary workaround, see ticket #127 */
15# include <sys/time.h>
16# endif
17# include <sys/select.h>
18# include <poll.h>
19# include <arpa/inet.h>
20#endif
21
22#include <VBox/types.h>
23
24typedef struct NATState *PNATState;
25
26#ifdef __cplusplus
27extern "C" {
28#endif
29
30#ifndef VBOX_WITH_NAT_SERVICE
31int slirp_init(PNATState *, const char *, uint32_t, bool, bool, void *);
32#else
33int slirp_init(PNATState *, uint32_t, uint32_t, bool, void *);
34#endif
35void slirp_register_statistics(PNATState pData, PPDMDRVINS pDrvIns);
36void slirp_deregister_statistics(PNATState pData, PPDMDRVINS pDrvIns);
37void slirp_term(PNATState);
38void slirp_link_up(PNATState);
39void slirp_link_down(PNATState);
40
41#if defined(RT_OS_WINDOWS)
42void slirp_select_fill(PNATState pData, int *pndfs);
43
44void slirp_select_poll(PNATState pData, int fTimeout, int fIcmp);
45#else /* RT_OS_WINDOWS */
46void slirp_select_fill(PNATState pData, int *pnfds, struct pollfd *polls);
47void slirp_select_poll(PNATState pData, struct pollfd *polls, int ndfs);
48#endif /* !RT_OS_WINDOWS */
49
50#ifdef VBOX_WITH_SLIRP_BSD_MBUF
51void slirp_input(PNATState pData, const uint8_t *pkt, int pkt_len);
52#else
53void slirp_input(PNATState pData, void *pvData);
54#endif
55void slirp_set_ethaddr_and_activate_port_forwarding(PNATState pData, const uint8_t *ethaddr, uint32_t GuestIP);
56
57/* you must provide the following functions: */
58void slirp_arm_fast_timer(void *pvUser);
59void slirp_arm_slow_timer(void *pvUser);
60int slirp_can_output(void * pvUser);
61void slirp_output(void * pvUser, void *pvArg, const uint8_t *pkt, int pkt_len);
62void slirp_urg_output(void *pvUser, void *pvArg, const uint8_t *pu8Buf, int cb);
63void slirp_post_sent(PNATState pData, void *pvArg);
64
65int slirp_redir(PNATState pData, int is_udp, struct in_addr host_addr,
66 int host_port, struct in_addr guest_addr,
67 int guest_port, const uint8_t *);
68int slirp_add_exec(PNATState pData, int do_pty, const char *args, int addr_low_byte,
69 int guest_port);
70
71void slirp_set_dhcp_TFTP_prefix(PNATState pData, const char *tftpPrefix);
72void slirp_set_dhcp_TFTP_bootfile(PNATState pData, const char *bootFile);
73void slirp_set_dhcp_next_server(PNATState pData, const char *nextServer);
74void slirp_set_dhcp_dns_proxy(PNATState pData, bool fDNSProxy);
75void slirp_set_rcvbuf(PNATState pData, int kilobytes);
76void slirp_set_sndbuf(PNATState pData, int kilobytes);
77void slirp_set_tcp_rcvspace(PNATState pData, int kilobytes);
78void slirp_set_tcp_sndspace(PNATState pData, int kilobytes);
79
80int slirp_set_binding_address(PNATState, char *addr);
81#ifdef VBOX_WITH_SLIRP_BSD_MBUF
82void slirp_set_mtu(PNATState, int);
83#endif
84
85#if defined(RT_OS_WINDOWS)
86
87
88/*
89 * ICMP handle state change
90 */
91# define VBOX_ICMP_EVENT_INDEX 0
92
93/**
94 * This event is for
95 * - slirp_input
96 * - slirp_link_up
97 * - slirp_link_down
98 * - wakeup
99 */
100# define VBOX_WAKEUP_EVENT_INDEX 1
101
102/*
103 * UDP/TCP socket state change (socket ready to receive, to send, ...)
104 */
105# define VBOX_SOCKET_EVENT_INDEX 2
106
107/*
108 * The number of events for WSAWaitForMultipleEvents().
109 */
110# define VBOX_EVENT_COUNT 3
111
112HANDLE *slirp_get_events(PNATState pData);
113void slirp_register_external_event(PNATState pData, HANDLE hEvent, int index);
114#endif /* RT_OS_WINDOWS */
115
116#ifdef VBOX_WITH_SLIRP_MT
117void slirp_process_queue(PNATState pData);
118void *slirp_get_queue(PNATState pData);
119#endif
120#ifndef VBOX_WITH_SLIRP_BSD_MBUF
121void *slirp_ext_m_get(PNATState pData);
122void slirp_ext_m_free(PNATState pData, void *);
123void slirp_ext_m_append(PNATState pData, void *, uint8_t *, size_t);
124void slirp_push_recv_thread(void *pvUser);
125#endif
126
127/*
128 * Returns the timeout.
129 */
130unsigned int slirp_get_timeout_ms(PNATState pData);
131
132# ifndef RT_OS_WINDOWS
133/*
134 * Returns the number of sockets.
135 */
136int slirp_get_nsock(PNATState pData);
137# endif
138
139#ifdef __cplusplus
140}
141#endif
142
143#endif
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