Commit | Line | Data |
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963ce42e MK |
1 | #ifndef lint |
2 | static char sccsid[] = "@(#)ctl.c 1.2 (Berkeley) %G%"; | |
3 | #endif | |
4 | ||
5 | /* | |
6 | * This file handles haggling with the various talk daemons to | |
7 | * get a socket to talk to. sockt is opened and connected in | |
8 | * the progress | |
5c2c7ddb MK |
9 | */ |
10 | ||
11 | #include "talk_ctl.h" | |
12 | ||
963ce42e MK |
13 | struct sockaddr_in daemon_addr = { AF_INET }; |
14 | struct sockaddr_in ctl_addr = { AF_INET }; | |
15 | struct sockaddr_in my_addr = { AF_INET }; | |
5c2c7ddb MK |
16 | |
17 | /* inet addresses of the two machines */ | |
963ce42e MK |
18 | struct in_addr my_machine_addr; |
19 | struct in_addr his_machine_addr; | |
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20 | |
21 | u_short daemon_port; /* port number of the talk daemon */ | |
22 | ||
963ce42e MK |
23 | int ctl_sockt; |
24 | int sockt; | |
25 | int invitation_waiting = 0; | |
5c2c7ddb MK |
26 | |
27 | CTL_MSG msg; | |
28 | ||
29 | open_sockt() | |
30 | { | |
31 | int length; | |
32 | ||
33 | my_addr.sin_addr = my_machine_addr; | |
34 | my_addr.sin_port = 0; | |
963ce42e MK |
35 | sockt = socket(AF_INET, SOCK_STREAM, 0); |
36 | if (sockt <= 0) | |
5c2c7ddb | 37 | p_error("Bad socket"); |
963ce42e | 38 | if (bind(sockt, &my_addr, sizeof(my_addr)) != 0) |
5c2c7ddb | 39 | p_error("Binding local socket"); |
5c2c7ddb | 40 | length = sizeof(my_addr); |
963ce42e | 41 | if (getsockname(sockt, &my_addr, &length) == -1) |
5c2c7ddb | 42 | p_error("Bad address for socket"); |
5c2c7ddb MK |
43 | } |
44 | ||
963ce42e | 45 | /* open the ctl socket */ |
5c2c7ddb MK |
46 | open_ctl() |
47 | { | |
48 | int length; | |
49 | ||
50 | ctl_addr.sin_port = 0; | |
51 | ctl_addr.sin_addr = my_machine_addr; | |
963ce42e MK |
52 | ctl_sockt = socket(AF_INET, SOCK_DGRAM, 0); |
53 | if (ctl_sockt <= 0) | |
5c2c7ddb | 54 | p_error("Bad socket"); |
963ce42e | 55 | if (bind(ctl_sockt, &ctl_addr, sizeof(ctl_addr), 0) != 0) |
5c2c7ddb | 56 | p_error("Couldn't bind to control socket"); |
5c2c7ddb | 57 | length = sizeof(ctl_addr); |
963ce42e | 58 | if (getsockname(ctl_sockt, &ctl_addr, &length) == -1) |
5c2c7ddb | 59 | p_error("Bad address for ctl socket"); |
5c2c7ddb MK |
60 | } |
61 | ||
62 | /* print_addr is a debug print routine */ | |
5c2c7ddb MK |
63 | print_addr(addr) |
64 | struct sockaddr_in addr; | |
65 | { | |
66 | int i; | |
67 | ||
68 | printf("addr = %x, port = %o, family = %o zero = ", | |
69 | addr.sin_addr, addr.sin_port, addr.sin_family); | |
963ce42e | 70 | for (i = 0; i<8;i++) |
5c2c7ddb | 71 | printf("%o ", (int)addr.sin_zero[i]); |
5c2c7ddb MK |
72 | putchar('\n'); |
73 | } |