Commit | Line | Data |
---|---|---|
48aab316 SL |
1 | /* sys_socket.c 4.1 83/05/27 */ |
2 | ||
3 | #include "../h/param.h" | |
4 | #include "../h/systm.h" | |
5 | #include "../h/dir.h" | |
6 | #include "../h/user.h" | |
7 | #include "../h/file.h" | |
8 | #include "../h/mbuf.h" | |
9 | #include "../h/protosw.h" | |
10 | #include "../h/socket.h" | |
11 | #include "../h/socketvar.h" | |
12 | #include "../h/ioctl.h" | |
13 | #include "../h/uio.h" | |
14 | #include "../h/stat.h" | |
15 | ||
16 | #include "../net/if.h" | |
17 | #include "../net/route.h" | |
18 | ||
19 | int soo_rw(), soo_ioctl(), soo_select(), soo_stat(), soo_close(); | |
20 | struct fileops socketops = | |
21 | { soo_rw, soo_ioctl, soo_select, soo_stat, soo_close }; | |
22 | ||
23 | soo_rw(fp, rw, uio) | |
24 | struct file *fp; | |
25 | enum uio_rw rw; | |
26 | struct uio *uio; | |
27 | { | |
28 | int soreceive(), sosend(); | |
29 | ||
30 | return ( | |
31 | (*(rw==UIO_READ?soreceive:sosend)) | |
32 | ((struct socket *)fp->f_data, 0, uio, 0, 0)); | |
33 | } | |
34 | ||
35 | soo_ioctl(fp, cmd, data) | |
36 | struct file *fp; | |
37 | int cmd; | |
38 | register caddr_t data; | |
39 | { | |
40 | register struct socket *so = (struct socket *)fp->f_data; | |
41 | ||
42 | switch (cmd) { | |
43 | ||
44 | case FIONBIO: | |
45 | if (*(int *)data) | |
46 | so->so_state |= SS_NBIO; | |
47 | else | |
48 | so->so_state &= ~SS_NBIO; | |
49 | break; | |
50 | ||
51 | case FIOASYNC: | |
52 | if (*(int *)data) | |
53 | so->so_state |= SS_ASYNC; | |
54 | else | |
55 | so->so_state &= ~SS_ASYNC; | |
56 | break; | |
57 | ||
58 | case SIOCSPGRP: | |
59 | so->so_pgrp = *(int *)data; | |
60 | break; | |
61 | ||
62 | case SIOCGPGRP: | |
63 | *(int *)data = so->so_pgrp; | |
64 | break; | |
65 | ||
66 | case SIOCATMARK: | |
67 | *(int *)data = (so->so_state&SS_RCVATMARK) != 0; | |
68 | break; | |
69 | ||
70 | /* routing table update calls */ | |
71 | case SIOCADDRT: | |
72 | case SIOCDELRT: | |
73 | if (!suser()) | |
74 | return (u.u_error); | |
75 | return (rtrequest(cmd, (struct rtentry *)data)); | |
76 | ||
77 | /* interface parameter requests */ | |
78 | case SIOCSIFADDR: | |
79 | case SIOCSIFFLAGS: | |
80 | case SIOCSIFDSTADDR: | |
81 | if (!suser()) | |
82 | return (u.u_error); | |
83 | return (ifrequest(cmd, data)); | |
84 | ||
85 | case SIOCGIFADDR: | |
86 | case SIOCGIFFLAGS: | |
87 | case SIOCGIFDSTADDR: | |
88 | return (ifrequest(cmd, data)); | |
89 | ||
90 | case SIOCGIFCONF: | |
91 | return (ifconf(cmd, data)); | |
92 | ||
93 | /* type/protocol specific ioctls */ | |
94 | default: | |
95 | return (ENOTTY); /* XXX */ | |
96 | } | |
97 | return (0); | |
98 | } | |
99 | ||
100 | soo_select(fp, which) | |
101 | struct file *fp; | |
102 | int which; | |
103 | { | |
104 | register struct socket *so = (struct socket *)fp->f_data; | |
105 | register int s = splnet(); | |
106 | ||
107 | switch (which) { | |
108 | ||
109 | case FREAD: | |
110 | if (soreadable(so)) { | |
111 | splx(s); | |
112 | return (1); | |
113 | } | |
114 | sbselqueue(&so->so_rcv); | |
115 | break; | |
116 | ||
117 | case FWRITE: | |
118 | if (sowriteable(so)) { | |
119 | splx(s); | |
120 | return (1); | |
121 | } | |
122 | sbselqueue(&so->so_snd); | |
123 | break; | |
124 | } | |
125 | splx(s); | |
126 | return (0); | |
127 | } | |
128 | ||
129 | soo_stat(fp, ub) | |
130 | struct file *fp; | |
131 | register struct stat *ub; | |
132 | { | |
133 | register struct socket *so = (struct socket *)fp->f_data; | |
134 | ||
135 | bzero((caddr_t)ub, sizeof (*ub)); | |
136 | #ifdef notdef | |
137 | return ((*so->so_proto->pr_usrreq)(so, PRU_SENSE, | |
138 | (struct mbuf *)ub, (struct mbuf *)0, | |
139 | (struct mbuf *)0)); | |
140 | #endif | |
141 | return (0); | |
142 | } | |
143 | ||
144 | soo_close(fp) | |
145 | struct file *fp; | |
146 | { | |
147 | int error = soclose((struct socket *)fp->f_data); | |
148 | ||
149 | fp->f_data = 0; | |
150 | return (error); | |
151 | } |