1 // SPDX-License-Identifier: GPL-2.0-only
4  * This is a pure HID-BPF example, and should be considered as such:
35 static void int_exit(int sig)  in int_exit()  argument
47 		"This program will upload and attach a HID-BPF program to the given device.\n"  in usage()
51 		"Hit Ctrl-C to unbind the program and reset the device\n");  in usage()
56 	const char *str_id, *dir;  in get_hid_id()  local
61 	snprintf(uevent, sizeof(uevent) - 1, "%s/uevent", path);  in get_hid_id()
65 		return -ENOENT;  in get_hid_id()
69 	dir = basename((char *)path);  in get_hid_id()
71 	str_id = dir + sizeof("0003:0001:0A37.");  in get_hid_id()
84 	while ((opt = getopt(argc, argv, optstr)) != -1) {  in main()
106 		return -1;  in main()
115 	skel->struct_ops.mouse_invert->hid_id = hid_id;  in main()
119 		fprintf(stderr, "can not load HID-BPF program: %m\n");  in main()
123 	link = bpf_map__attach_struct_ops(skel->maps.mouse_invert);  in main()
125 		fprintf(stderr, "can not attach HID-BPF program: %m\n");  in main()