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1 | /* |
2 | * Dolda Connect - Modular multiuser Direct Connect-style client |
3 | * Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com) |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | */ |
19 | #ifndef _NET_H |
20 | #define _NET_H |
21 | |
22 | #include <sys/socket.h> |
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23 | #include <sys/un.h> |
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24 | |
25 | #define SOCK_LST 0 /* Listening */ |
26 | #define SOCK_SYN 1 /* Connecting */ |
27 | #define SOCK_EST 2 /* Established */ |
28 | #define SOCK_STL 3 /* Stale, dead */ |
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29 | #define SOCK_TOS_MINDELAY 4 |
30 | #define SOCK_TOS_MAXTP 3 |
31 | #define SOCK_TOS_MAXREL 2 |
32 | #define SOCK_TOS_MINCOST 1 |
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33 | |
34 | struct dgrambuf |
35 | { |
36 | struct dgrambuf *next; |
37 | struct sockaddr *addr; |
38 | socklen_t addrlen; |
39 | void *data; |
40 | size_t size; |
41 | }; |
42 | |
43 | struct socket |
44 | { |
45 | struct socket *next, *prev; |
46 | int refcount; |
47 | int fd; |
48 | int isrealsocket; /* Bleh... */ |
49 | int family; |
50 | int tos; |
51 | int type; |
52 | int state; |
53 | int ignread; |
54 | int events; |
55 | int close; |
56 | struct sockaddr *remote; |
57 | socklen_t remotelen; |
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58 | struct ucred ucred; |
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59 | union |
60 | { |
61 | struct |
62 | { |
63 | struct dgrambuf *f, *l; |
64 | } d; |
65 | struct |
66 | { |
67 | void *buf; |
68 | size_t bufsize; |
69 | size_t datasize; |
70 | } s; |
71 | } outbuf; |
72 | union |
73 | { |
74 | struct |
75 | { |
76 | struct dgrambuf *f, *l; |
77 | } d; |
78 | struct |
79 | { |
80 | void *buf; |
81 | size_t bufsize; |
82 | size_t datasize; |
83 | } s; |
84 | } inbuf; |
85 | void (*conncb)(struct socket *sk, int err, void *data); |
86 | void (*errcb)(struct socket *sk, int err, void *data); |
87 | void (*readcb)(struct socket *sk, void *data); |
88 | void (*writecb)(struct socket *sk, void *data); |
89 | void (*acceptcb)(struct socket *sk, struct socket *newsk, void *data); |
90 | void *data; |
91 | }; |
92 | |
93 | void putsock(struct socket *sk); |
94 | void getsock(struct socket *sk); |
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95 | struct socket *netcslisten(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data); |
96 | struct socket *netcslistenlocal(int type, struct sockaddr *name, socklen_t namelen, void (*func)(struct socket *, struct socket *, void *), void *data); |
97 | struct socket *netcstcplisten(int port, int local, void (*func)(struct socket *, struct socket *, void *), void *data); |
98 | struct socket *netcsconn(struct sockaddr *addr, socklen_t addrlen, void (*func)(struct socket *, int, void *), void *data); |
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99 | int pollsocks(int timeout); |
100 | void sockqueue(struct socket *sk, void *data, size_t size); |
101 | size_t sockqueuesize(struct socket *sk); |
102 | int netresolve(char *addr, void (*callback)(struct sockaddr *addr, int addrlen, void *data), void *data); |
103 | struct socket *netcsdgram(struct sockaddr *name, socklen_t namelen); |
104 | struct socket *netdupsock(struct socket *sk); |
105 | void netdgramconn(struct socket *sk, struct sockaddr *addr, socklen_t addrlen); |
106 | int sockgetlocalname(struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf); |
107 | int sockgetremotename(struct socket *sk, struct sockaddr **namebuf, socklen_t *lenbuf); |
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108 | int sockgetremotename2(struct socket *sk, struct socket *sk2, struct sockaddr **namebuf, socklen_t *lenbuf); |
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109 | void closesock(struct socket *sk); |
110 | void *sockgetinbuf(struct socket *sk, size_t *size); |
111 | struct socket *wrapsock(int fd); |
112 | size_t sockgetdatalen(struct socket *sk); |
113 | int getpublicaddr(int af, struct sockaddr **addr, socklen_t *lenbuf); |
114 | int socksettos(struct socket *sk, int tos); |
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115 | int addreq(struct sockaddr *x, struct sockaddr *y); |
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116 | char *formataddress(struct sockaddr *arg, socklen_t arglen); |
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117 | void sockpushdata(struct socket *sk, void *buf, size_t size); |
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118 | |
119 | #endif |