{"id":111929,"date":"2023-12-02T21:10:15","date_gmt":"2023-12-02T19:10:15","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/google-opublikoval-obnovlenie-operaczionnoj-sistemy-fuchsia-14"},"modified":"2023-12-02T21:10:15","modified_gmt":"2023-12-02T19:10:15","slug":"google-opublikoval-obnovlenie-operaczionnoj-sistemy-fuchsia-14","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/news\/google-opublikoval-obnovlenie-operaczionnoj-sistemy-fuchsia-14","title":{"rendered":"Google vydal aktualizaci opera\u010dn\u00edho syst\u00e9mu Fuchsia 14","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Spole\u010dnost Google vydala verzi opera\u010dn\u00edho syst\u00e9mu Fuchsia 14, na jej\u00ed\u017e z\u00e1klad\u011b byly vytvo\u0159eny p\u0159edb\u011b\u017en\u00e9 aktualizace firmwaru pro fotografick\u00e9 r\u00e1me\u010dky Google Nest Hub a Nest Hub Max. OS Fuchsia se vyv\u00edj\u00ed firmou Google od roku 2016, a to s ohledem na nedostatky v oblasti \u0161k\u00e1lovatelnosti a zabezpe\u010den\u00ed, kter\u00e9 se vyskytuj\u00ed na platform\u011b Android.     <\/p>\n<p>Hlavn\u00ed zm\u011bny ve Fuchsia 14:  <\/p>\n<ul>\n<li class=\"l\"> Byly roz\u0161\u00ed\u0159eny mo\u017enosti vrstvy Starnix, kter\u00e1 umo\u017e\u0148uje spou\u0161t\u011bn\u00ed nemodifikovan\u00fdch Linuxov\u00fdch program\u016f pomoc\u00ed p\u0159ekladu syst\u00e9mov\u00fdch rozhran\u00ed j\u00e1dra Linuxu na odpov\u00eddaj\u00edc\u00ed subsyst\u00e9my Fuchsia. V nov\u00e9 verzi byla p\u0159id\u00e1na podpora p\u0159ipojen\u00ed vzd\u00e1len\u00fdch souborov\u00fdch syst\u00e9m\u016f, do fxfs byly p\u0159id\u00e1ny xattrs pro symbolick\u00e9 odkazy, do syst\u00e9mov\u00e9ho vol\u00e1n\u00ed mmap() byly p\u0159id\u00e1ny body sledov\u00e1n\u00ed, roz\u0161\u00ed\u0159eny informace v \/proc\/pid\/stat, byla zavedena podpora fuchsia_sync::Mutex, implementov\u00e1na podpora O_TMPFILE, pidfd_getfd, sys_reboot(), timer_create, timer_delete, times() a ptrace(), a v implementaci ext4 byl vyu\u017eit syst\u00e9mov\u00fd souborov\u00fd cache.\n<li class=\"l\"> Byl vylep\u0161en Bluetooth stack. P\u0159id\u00e1na podpora zvuku v Bluetooth profilu HSP (HandSet Profile) a zkr\u00e1ceny latence p\u0159i p\u0159enosu zvuku p\u0159es profil A2DP.\n<li class=\"l\"> Do Matter, implementace standardu pro p\u0159ipojen\u00ed za\u0159\u00edzen\u00ed v chytr\u00e9 dom\u00e1cnosti, byla p\u0159id\u00e1na podpora skupin aktualizac\u00ed a mo\u017enost zpracov\u00e1n\u00ed p\u0159echodn\u00fdch stav\u016f p\u0159i \u0159\u00edzen\u00ed osv\u011btlen\u00ed.\n<li class=\"l\"> Do s\u00ed\u0165ov\u00e9ho stacku pro v\u0161echny platformy byla p\u0159id\u00e1na podpora socket\u016f FastUDP.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora v\u00edcej\u00e1drov\u00fdch syst\u00e9m\u016f (SMP) zalo\u017een\u00fdch na architektu\u0159e RISC-V.\n<li class=\"l\"> Bylo p\u0159id\u00e1no API pro interakci s pl\u00e1nova\u010dem \u00faloh.\n<li class=\"l\"> Byla p\u0159id\u00e1na podpora DeviceTree.\n<li class=\"l\"> Ovlada\u010d pro zvukov\u00e1 za\u0159\u00edzen\u00ed s USB rozhran\u00edm byl p\u0159eveden na pou\u017eit\u00ed r\u00e1mce DFv2.          <\/ul>\n<p>Fuchsia je zalo\u017eena na mikrokernech Zircon, postaven\u00e9m na z\u00e1kladech projektu LK, roz\u0161\u00ed\u0159en\u00e9m pro pou\u017eit\u00ed na r\u016fzn\u00fdch typech za\u0159\u00edzen\u00ed, v\u010detn\u011b chytr\u00fdch telefon\u016f a osobn\u00edch po\u010d\u00edta\u010d\u016f. Zircon roz\u0161i\u0159uje LK o podporu proces\u016f a sd\u00edlen\u00fdch knihoven, u\u017eivatelskou \u00farove\u0148, syst\u00e9m zpracov\u00e1n\u00ed objekt\u016f a model zabezpe\u010den\u00ed zalo\u017een\u00fd na schopnostech. Ovlada\u010de jsou realizov\u00e1ny jako b\u011b\u017e\u00edc\u00ed v u\u017eivatelsk\u00e9m prostoru dynamick\u00e9 knihovny, kter\u00e9 jsou na\u010d\u00edt\u00e1ny procesem devhost a spravov\u00e1ny spr\u00e1vcem za\u0159\u00edzen\u00ed (devmg, Device Manager).    <\/p>\n<p>Pro Fuchsia byl p\u0159ipraven vlastn\u00ed grafick\u00fd u\u017eivatelsk\u00fd rozhran\u00ed napsan\u00e9 jazykem Dart s vyu\u017eit\u00edm frameworku Flutter. Projekt tak\u00e9 vyv\u00edj\u00ed framework pro vytv\u00e1\u0159en\u00ed u\u017eivatelsk\u00fdch rozhran\u00ed Peridot, spr\u00e1vce bal\u00ed\u010dk\u016f Fargo, standardn\u00ed knihovnu libc, rendering syst\u00e9m Escher, Vulkan ovlada\u010d Magma, kompozitn\u00ed mana\u017eer Scenic, souborov\u00e9 syst\u00e9my MinFS, MemFS, ThinFS (FAT napsan\u00e9 v Go) a Blobfs, stejn\u011b jako spr\u00e1vce odd\u00edl\u016f FVM. Pro v\u00fdvoj aplikac\u00ed je zaji\u0161t\u011bna podpora jazyk\u016f C\/C++, Dart, v syst\u00e9mov\u00fdch komponent\u00e1ch je tak\u00e9 povoleno pou\u017eit\u00ed Rust, v s\u00ed\u0165ov\u00e9m stacku Go, a v syst\u00e9mu pro sestaven\u00ed jazyk Python.    <\/p>\n<p>B\u011bhem zav\u00e1d\u011bn\u00ed se pou\u017e\u00edv\u00e1 syst\u00e9mov\u00fd spr\u00e1vce, kter\u00fd zahrnuje appmgr pro vytvo\u0159en\u00ed po\u010d\u00e1te\u010dn\u00edho programov\u00e9ho prost\u0159ed\u00ed, sysmgr pro formov\u00e1n\u00ed zav\u00e1d\u011bc\u00edho prost\u0159ed\u00ed a basemgr pro nastaven\u00ed u\u017eivatelsk\u00e9ho prost\u0159ed\u00ed a organizaci p\u0159ihl\u00e1\u0161en\u00ed do syst\u00e9mu. Pro zabezpe\u010den\u00ed je nab\u00edzena pokro\u010dil\u00e1 syst\u00e9mov\u00e1 sandboxov\u00e1 izolace, ve kter\u00e9 nov\u00e9 procesy nemaj\u00ed p\u0159\u00edstup k objekt\u016fm j\u00e1dra, nemohou alokovat pam\u011b\u0165 a nemohou spou\u0161t\u011bt k\u00f3d, a pro p\u0159\u00edstup k zdroj\u016fm se pou\u017e\u00edv\u00e1 syst\u00e9m prostor\u016f n\u00e1zv\u016f, kter\u00fd ur\u010duje dostupn\u00e9 pravomoci. Platforma poskytuje framework pro vytv\u00e1\u0159en\u00ed komponent\u016f, kter\u00e9 jsou programy b\u011b\u017e\u00edc\u00edmi ve sv\u00e9m sandboxu a kter\u00e9 mohou interagovat s jin\u00fdmi komponenty prost\u0159ednictv\u00edm IPC.<br \/>\n<br \/>Zdroj: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=60221\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Google \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Fuchsia 14, \u043d\u0430 \u0431\u0430\u0437\u0435 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u044b \u043f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0448\u0438\u0432\u043e\u043a \u0434\u043b\u044f \u0444\u043e\u0442\u043e\u0440\u0430\u043c\u043e\u043a Google Nest Hub \u0438 Nest Hub Max. \u041e\u0421 Fuchsia \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u0439 Google c 2016 \u0433\u043e\u0434\u0430 \u0441 \u0443\u0447\u0451\u0442\u043e\u043c \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043a\u043e\u0432 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043c\u0430\u0441\u0448\u0442\u0430\u0431\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u0438\u043c\u0435\u044e\u0449\u0438\u0445\u0441\u044f \u0432 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0435 Android. \u041e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 Fuchsia 14: \u0420\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u044b \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u043e\u0441\u043b\u043e\u0439\u043a\u0438 Starnix, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0435\u0439 [&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-111929","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" 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z\u00e1klad\u011b byly vytvo\u0159eny p\u0159edb\u011b\u017en\u00e9 aktualizace firmwaru pro fotografick\u00e9 r\u00e1me\u010dky Google Nest Hub a Nest Hub Max.","canonical_url":"https:\/\/prohoster.info\/cs\/blog\/news\/google-opublikoval-obnovlenie-operaczionnoj-sistemy-fuchsia-14","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"cs_CZ","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47Google \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 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