{"id":115247,"date":"2024-04-23T02:30:33","date_gmt":"2024-04-23T00:30:33","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/ispolzovanie-bpf-programm-dlya-resheniya-problem-v-ustrojstvah-vvoda"},"modified":"2024-04-23T02:30:33","modified_gmt":"2024-04-23T00:30:33","slug":"ispolzovanie-bpf-programm-dlya-resheniya-problem-v-ustrojstvah-vvoda","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/news\/ispolzovanie-bpf-programm-dlya-resheniya-problem-v-ustrojstvah-vvoda","title":{"rendered":"Verwendung von BPF-Programmen zur Probleml\u00f6sung bei Eingabeger\u00e4ten","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Peter Hutterer, Wartungsbeauftragter des Eingabesubsystems von X.Org, der bei Red Hat arbeitet, hat ein neues Werkzeug namens udev-hid-bpf vorgestellt, das f\u00fcr das automatische Laden von BPF-Programmen entwickelt wurde, die Probleme mit Eingabeger\u00e4ten mit HID-Schnittstelle (Human Input Device) beheben oder deren Verhalten je nach Benutzerpr\u00e4ferenzen \u00e4ndern k\u00f6nnen. Um Handler f\u00fcr HID-Ger\u00e4te wie Tastaturen und M\u00e4use zu erstellen, wird das HID-BPF-Subsystem eingesetzt, das in Kernel-Version 6.3 eingef\u00fchrt wurde und es erm\u00f6glicht, Treiber f\u00fcr Eingabeger\u00e4te in Form von BPF-Programmen zu erstellen oder verschiedene Ereignisse im HID-Subsystem zu verarbeiten.       <\/p>\n<p>Das Werkzeug udev-hid-bpf kann zusammen mit dem udev-Mechanismus verwendet werden, um BPF-Programme automatisch zu aktivieren, wenn neue Eingabeger\u00e4te angeschlossen werden, oder um BPF-Programme manuell zu laden. Es gibt zwei Hauptkategorien von BPF-Programmen zur Nutzung mit udev-hid-bpf: Programme zur Behebung von Hardware- oder Firmware-Problemen und Programme zur \u00c4nderung des Verhaltens von Ger\u00e4ten nach Benutzervorgaben.    <\/p>\n<p>Im ersten Fall werden Probleme wie die Behebung von M\u00e4ngeln und Fehlern bei Ger\u00e4ten gel\u00f6st, wie z.B. invertierte Koordinatenachsen, falsche Wertebereiche (zum Beispiel die Behauptung, es g\u00e4be 8 Tasten anstelle von 5) und illogische Reihenfolgen von Ereignissen. Im zweiten Fall geht es um die \u00c4nderung von Ger\u00e4teeinstellungen; beispielsweise k\u00f6nnen mit BPF-Programmen die Tasten vertauscht werden. Es wird erwartet, dass BPF-Programme mit Korrekturen im Laufe der Zeit in den Hauptkern integriert werden, was das Hinzuf\u00fcgen von Patches oder separaten Treibern \u00fcberfl\u00fcssig machen wird.<br \/>\n<br \/>Quelle: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61046\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0438\u0442\u0435\u0440 \u0425\u0430\u0442\u0442\u0435\u0440\u0435\u0440 (Peter Hutterer), \u043c\u044d\u0439\u043d\u0442\u0435\u0439\u043d\u0435\u0440 \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u044b \u0432\u0432\u043e\u0434\u0430 X.Org, \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0449\u0438\u0439 \u0432 Red Hat, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u043d\u043e\u0432\u0443\u044e \u0443\u0442\u0438\u043b\u0438\u0442\u0443 udev-hid-bpf, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u0443\u044e \u0434\u043b\u044f \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 BPF-\u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c, \u0438\u0441\u043f\u0440\u0430\u0432\u043b\u044f\u044e\u0449\u0438\u0445 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0432 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u0445 \u0432\u0432\u043e\u0434\u0430 \u0441 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u043e\u043c HID (Human Input Device) \u0438\u043b\u0438 \u043c\u0435\u043d\u044f\u044e\u0449\u0438\u0445 \u0438\u0445 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u0432 \u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0442 \u043f\u0440\u0435\u0434\u043f\u043e\u0447\u0442\u0435\u043d\u0438\u0439 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u0414\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u0432 \u043a HID-\u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430\u043c\u0438, \u0442\u0430\u043a\u0438\u043c \u043a\u0430\u043a \u043a\u043b\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u044b \u0438 \u043c\u044b\u0448\u0438, \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434\u0441\u0438\u0441\u0442\u0435\u043c\u0430 HID-BPF, \u043f\u043e\u044f\u0432\u0438\u0432\u0448\u0430\u044f\u0441\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-115247","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- 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