b7d8fc1a |
1 | /* |
2 | * This file is licensed under the Creative Commons Zero License, |
3 | * version 1.0, available at |
4 | * http://creativecommons.org/publicdomain/zero/1.0/legalcode |
5 | */ |
6 | |
7 | #include <stdio.h> |
8 | #include <sys/types.h> |
9 | #include <sys/socket.h> |
10 | #include <sys/un.h> |
11 | #include <unistd.h> |
12 | |
13 | /* |
14 | * example usage: |
15 | * ./custom "fps: 60" |
16 | */ |
17 | int main(int argc, char *argv[]) |
18 | { |
19 | static const char socket_name[] = "\0liveinfo"; |
20 | struct sockaddr_un sun; |
21 | int sock; |
22 | int ret; |
23 | |
24 | if (argv[1] == NULL) { |
25 | fprintf(stderr, "usage:\n%s \"label: value\"\n", argv[0]); |
26 | return 1; |
27 | } |
28 | |
29 | sock = socket(PF_UNIX, SOCK_DGRAM, 0); |
30 | if (sock == -1) { |
31 | perror("socket PF_UNIX"); |
32 | return 1; |
33 | } |
34 | |
35 | memset(&sun, 0, sizeof(sun)); |
36 | sun.sun_family = AF_UNIX; |
37 | memcpy(sun.sun_path, socket_name, sizeof(socket_name)); |
38 | |
39 | ret = sendto(sock, argv[1], strlen(argv[1]), 0, |
40 | (struct sockaddr *)&sun, sizeof(sun)); |
41 | if (ret < 0) { |
42 | perror("sendto"); |
43 | return 1; |
44 | } |
45 | |
46 | close(sock); |
47 | return 0; |
48 | } |