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8#ifndef SLIRP_SOCKET_H
9#define SLIRP_SOCKET_H
10
11#define SO_EXPIRE 240000
12#define SO_EXPIREFAST 10000
13
14
15
16
17
18union slirp_sockaddr {
19 struct sockaddr_storage ss;
20 struct sockaddr_in sin;
21 struct sockaddr_in6 sin6;
22};
23
24struct socket {
25 struct socket *so_next,*so_prev;
26
27 int s;
28
29 int pollfds_idx;
30
31 Slirp *slirp;
32
33
34 struct mbuf *so_m;
35
36
37 struct tcpiphdr *so_ti;
38
39 uint32_t so_urgc;
40 union slirp_sockaddr fhost;
41#define so_faddr fhost.sin.sin_addr
42#define so_fport fhost.sin.sin_port
43#define so_faddr6 fhost.sin6.sin6_addr
44#define so_fport6 fhost.sin6.sin6_port
45#define so_ffamily fhost.ss.ss_family
46
47 union slirp_sockaddr lhost;
48#define so_laddr lhost.sin.sin_addr
49#define so_lport lhost.sin.sin_port
50#define so_laddr6 lhost.sin6.sin6_addr
51#define so_lport6 lhost.sin6.sin6_port
52#define so_lfamily lhost.ss.ss_family
53
54 uint8_t so_iptos;
55 uint8_t so_emu;
56
57 uint8_t so_type;
58 int32_t so_state;
59
60 struct tcpcb *so_tcpcb;
61 u_int so_expire;
62
63 int so_queued;
64 int so_nqueued;
65
66
67
68 struct sbuf so_rcv;
69 struct sbuf so_snd;
70 void * extra;
71};
72
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76
77
78#define SS_NOFDREF 0x001
79
80#define SS_ISFCONNECTING 0x002
81#define SS_ISFCONNECTED 0x004
82#define SS_FCANTRCVMORE 0x008
83#define SS_FCANTSENDMORE 0x010
84#define SS_FWDRAIN 0x040
85
86#define SS_CTL 0x080
87#define SS_FACCEPTCONN 0x100
88#define SS_FACCEPTONCE 0x200
89
90#define SS_PERSISTENT_MASK 0xf000
91#define SS_HOSTFWD 0x1000
92#define SS_INCOMING 0x2000
93
94static inline int sockaddr_equal(struct sockaddr_storage *a,
95 struct sockaddr_storage *b)
96{
97 if (a->ss_family != b->ss_family) {
98 return 0;
99 }
100
101 switch (a->ss_family) {
102 case AF_INET:
103 {
104 struct sockaddr_in *a4 = (struct sockaddr_in *) a;
105 struct sockaddr_in *b4 = (struct sockaddr_in *) b;
106 return a4->sin_addr.s_addr == b4->sin_addr.s_addr
107 && a4->sin_port == b4->sin_port;
108 }
109 case AF_INET6:
110 {
111 struct sockaddr_in6 *a6 = (struct sockaddr_in6 *) a;
112 struct sockaddr_in6 *b6 = (struct sockaddr_in6 *) b;
113 return (in6_equal(&a6->sin6_addr, &b6->sin6_addr)
114 && a6->sin6_port == b6->sin6_port);
115 }
116 default:
117 g_assert_not_reached();
118 }
119
120 return 0;
121}
122
123static inline socklen_t sockaddr_size(struct sockaddr_storage *a)
124{
125 switch (a->ss_family) {
126 case AF_INET:
127 return sizeof(struct sockaddr_in);
128 case AF_INET6:
129 return sizeof(struct sockaddr_in6);
130 default:
131 g_assert_not_reached();
132 }
133}
134
135struct socket *solookup(struct socket **, struct socket *,
136 struct sockaddr_storage *, struct sockaddr_storage *);
137struct socket *socreate(Slirp *);
138void sofree(struct socket *);
139int soread(struct socket *);
140int sorecvoob(struct socket *);
141int sosendoob(struct socket *);
142int sowrite(struct socket *);
143void sorecvfrom(struct socket *);
144int sosendto(struct socket *, struct mbuf *);
145struct socket * tcp_listen(Slirp *, uint32_t, u_int, uint32_t, u_int,
146 int);
147void soisfconnecting(register struct socket *);
148void soisfconnected(register struct socket *);
149void sofwdrain(struct socket *);
150struct iovec;
151size_t sopreprbuf(struct socket *so, struct iovec *iov, int *np);
152int soreadbuf(struct socket *so, const char *buf, int size);
153
154void sotranslate_out(struct socket *, struct sockaddr_storage *);
155void sotranslate_in(struct socket *, struct sockaddr_storage *);
156void sotranslate_accept(struct socket *);
157
158
159#endif
160