{"id":100786,"date":"2021-07-19T10:22:44","date_gmt":"2021-07-19T08:22:44","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-gnu-binutils-2-37"},"modified":"2021-07-19T10:22:44","modified_gmt":"2021-07-19T08:22:44","slug":"vypusk-gnu-binutils-2-37","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/vypusk-gnu-binutils-2-37","title":{"rendered":"A GNU Binutils 2.37 kiad\u00e1sa","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Megjelent a GNU Binutils 2.37 rendszerhasznos seg\u00e9dprogramcsomag, amely olyan programokat tartalmaz, mint a GNU linker, a GNU assembler, nm, objdump, strings, strip.     <\/p>\n<p>Az \u00faj verzi\u00f3ban:  <\/p>\n<ul>\n<li class=\"l\"> Megn\u00f6vekedtek a ford\u00edt\u00e1si k\u00f6rnyezet k\u00f6vetelm\u00e9nyei, a Binutils ford\u00edt\u00e1s\u00e1hoz most C99 szabv\u00e1nyt t\u00e1mogat\u00f3 k\u00f6nyvt\u00e1rakra \u00e9s ford\u00edt\u00f3ra van sz\u00fcks\u00e9g.\n<li class=\"l\"> Megsz\u0171nt az arm-symbianelf form\u00e1tum t\u00e1mogat\u00e1sa.\n<li class=\"l\"> Hozz\u00e1adva a RME (Realm Management Extension) t\u00e1mogat\u00e1sa, amely az ARMv9-A architekt\u00fara kiterjeszt\u00e9se, lehet\u0151v\u00e9 t\u00e9ve az er\u0151forr\u00e1sok \u00e9s mem\u00f3ria dinamikus \u00e1tad\u00e1s\u00e1t egy k\u00fcl\u00f6n v\u00e9dett c\u00edmt\u00e9rbe, amelyhez a privilegiz\u00e1lt alkalmaz\u00e1sok \u00e9s a TrustZone firmware nem f\u00e9rhet hozz\u00e1. Az aj\u00e1nlott lehet\u0151s\u00e9g r\u00e9sze a titkos\u00edtott sz\u00e1m\u00edt\u00e1si architekt\u00far\u00e1k (Arm CCA) izol\u00e1lt k\u00f6rnyezet\u00e9nek l\u00e9trehoz\u00e1s\u00e1hoz sz\u00fcks\u00e9ges infrastrukt\u00far\u00e1nak. Az RME lehet\u0151v\u00e9 teszi a norm\u00e1l programok sz\u00e1m\u00e1ra, hogy v\u00e9dj\u00e9k bizalmas adataikat az ilyen k\u00f6rnyezetekben az oper\u00e1ci\u00f3s rendszer \u00e9s a hipervizorok kompromitt\u00e1l\u00f3d\u00e1sa eset\u00e9n.\n<li class=\"l\"> Az \u00f6sszekapcsol\u00f3ban \u00faj opci\u00f3k ker\u00fcltek bevezet\u00e9sre:\n<ul>\n<li class=\"l\"> '-Bno-symbolic' \u2014 t\u00f6rli a '-Bsymbolic' \u00e9s '-Bsymbolic-functions' opci\u00f3kat;\n<li class=\"l\"> '-z report-relative-reloc' \u2014 inform\u00e1ci\u00f3t ad a dinamikus c\u00edmek (relocation) \u00f6sszekapcsol\u00e1s\u00e1r\u00f3l;\n<li class=\"l\"> '-z start-stop-gc' \u2014 letiltja a __start_* \u00e9s __stop_* hivatkoz\u00e1sok feldolgoz\u00e1s\u00e1t a hullad\u00e9kgy\u0171jt\u0151 sor\u00e1n az elhaszn\u00e1latlan szekci\u00f3kban.  <\/ul>\n<li class=\"l\"> A readelf eszk\u00f6zh\u00f6z hozz\u00e1adva az '-sym-base=0|8|10|16' opci\u00f3 a numerikus szimb\u00f3lumok megjelen\u00edt\u00e9si form\u00e1j\u00e1nak kiv\u00e1laszt\u00e1s\u00e1ra.\n<li class=\"l\"> A nm eszk\u00f6zh\u00f6z hozz\u00e1adva az opci\u00f3k: '--format=just-symbols' ('-j') a szimb\u00f3lumnevek csak megjelen\u00edt\u00e9s\u00e9re, \u00e9s '--quiet' a 'no symbols' diagnosztikai \u00fczenetek kikapcsol\u00e1s\u00e1hoz.\n<li class=\"l\"> Az objcopy \u00e9s strip eszk\u00f6z\u00f6kh\u00f6z hozz\u00e1adva a '--keep-section-symbols' opci\u00f3 az elhaszn\u00e1latlan szekci\u00f3k elt\u00e1vol\u00edt\u00e1s\u00e1nak letilt\u00e1s\u00e1ra a f\u00e1jlok feldolgoz\u00e1sa sor\u00e1n.\n<li class=\"l\"> Az objcopy eszk\u00f6zh\u00f6z hozz\u00e1adva a '--weaken', '--weaken-symbol' \u00e9s '--weaken-symbols' opci\u00f3k a nem defini\u00e1lt szimb\u00f3lumok gyenge szimb\u00f3lumok kateg\u00f3ri\u00e1ba sorol\u00e1s\u00e1ra.\n<li class=\"l\"> A readelf \u00e9s objdump eszk\u00f6zben megval\u00f3s\u00edtva a '.debug_sup' szekci\u00f3k tartalm\u00e1nak megjelen\u00edt\u00e9se, \u00e9s alap\u00e9rtelmez\u00e9s szerint enged\u00e9lyezve van a k\u00fcl\u00f6n\u00e1ll\u00f3 f\u00e1jlokhoz val\u00f3 hivatkoz\u00e1s a hibakeres\u00e9si inform\u00e1ci\u00f3kkal (debug info).    <\/ul>\n<p>Forr\u00e1s: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=55505\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 GNU Binutils 2.37, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0432\u0445\u043e\u0434\u044f\u0442 \u0442\u0430\u043a\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u044b, \u043a\u0430\u043a GNU linker, GNU assembler, nm, objdump, strings, strip. \u0412 \u043d\u043e\u0432\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438: \u041f\u043e\u0432\u044b\u0448\u0435\u043d\u044b \u0442\u0440\u0435\u0431\u043e\u0432\u0430\u043d\u0438\u044f \u043a \u0441\u0431\u043e\u0440\u043e\u0447\u043d\u043e\u043c\u0443 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044e, \u0434\u043b\u044f \u0441\u0431\u043e\u0440\u043a\u0438 Binutils \u0442\u0435\u043f\u0435\u0440\u044c \u0442\u0440\u0435\u0431\u0443\u044e\u0442\u0441\u044f \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0438 \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0435 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442 C99. \u041f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 arm-symbianelf. \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 RME (Realm Management Extension), \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b [&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-100786","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\" content=\"\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 \u043d\u0430\u0431\u043e\u0440\u0430 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u044b\u0445 \u0443\u0442\u0438\u043b\u0438\u0442 GNU Binutils 2.37, \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 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