A C++ Sz\u00f6vets\u00e9g eln\u00f6ke bejelentette, hogy dolgoznak egy specifik\u00e1ci\u00f3n, amely biztons\u00e1gos mem\u00f3riakezel\u00e9si b\u0151v\u00edtm\u00e9nyekkel eg\u00e9sz\u00edti ki a C++ nyelvet, eml\u00e9keztetve a Rust nyelv \u00e1ltal megval\u00f3s\u00edtott lehet\u0151s\u00e9gekre. A projekt keret\u00e9ben Sean Baxter, a Circle nev\u0171 k\u00eds\u00e9rleti C++ ford\u00edt\u00f3 szerz\u0151je, aki a C++ k\u00f3d biztons\u00e1g\u00e1nak n\u00f6vel\u00e9s\u00e9re ir\u00e1nyul\u00f3 \u00f6tleteket fejleszti a ford\u00edt\u00f3n kereszt\u00fcl, a munka mell\u00e9 ker\u00fclt. A projekt keret\u00e9ben Sean k\u00f6zz\u00e9tett egy dokumentumot, amely elemzi a Rust nyelvben javasolt v\u00e9delmi int\u00e9zked\u00e9sek alkalmazhat\u00f3s\u00e1g\u00e1t, \u00e9rt\u00e9keli a C++-ban val\u00f3 megval\u00f3s\u00edt\u00e1suk lehet\u0151s\u00e9g\u00e9t, \u00e9s javaslatokat tesz a biztons\u00e1gosabb k\u00f3dot t\u00e1mogat\u00f3 b\u0151v\u00edtm\u00e9nyek hozz\u00e1ad\u00e1s\u00e1ra a C++ nyelvhez. <\/p>\n
Megjegyzend\u0151, hogy az kezdem\u00e9nyez\u00e9s v\u00e1laszk\u00e9nt indult a fejleszt\u0151k k\u00f6r\u00e9ben a biztons\u00e1gos programoz\u00e1si m\u00f3dszerek ir\u00e1nti n\u00f6vekv\u0151 ig\u00e9nyre, \u00e9s c\u00e9lja a C++ nyelvbe \u00faj lehet\u0151s\u00e9gek integr\u00e1l\u00e1sa, amelyek v\u00e9delmet ny\u00fajtanak a mem\u00f3ria kezel\u00e9se sor\u00e1n fell\u00e9p\u0151 gyakori hib\u00e1k, p\u00e9ld\u00e1ul a m\u00e1r felszabad\u00edtott mem\u00f3ria el\u00e9r\u00e9s\u00e9nek \u00e9s a lefoglalt pufferek hat\u00e1rain t\u00fall\u00e9p\u00e9s\u00e9nek ellen. A kieg\u00e9sz\u00edt\u00e9sek olyan opci\u00f3k\u00e9nt fejl\u0151dnek, amelyek lehet\u0151v\u00e9 teszik a projektek fokozatos \u00e1t\u00e1ll\u00edt\u00e1s\u00e1t a biztons\u00e1gos m\u00f3dszerekre, mik\u00f6zben meg\u0151rizz\u00fck a m\u00e1r l\u00e9tez\u0151 \u201enem biztons\u00e1gos\u201d k\u00f3ddal val\u00f3 kompatibilit\u00e1st. <\/p>\n
A mem\u00f3ria biztons\u00e1g\u00e1t olyan mechanizmusok r\u00e9v\u00e9n aj\u00e1nlj\u00e1k garant\u00e1lni, amelyeket a ford\u00edt\u00e1si szakaszban val\u00f3s\u00edtanak meg, \u00e9s amelyek nem eredm\u00e9nyeznek olyan t\u00f6bblet k\u00f6lts\u00e9geket, amelyek a szem\u00e9tgy\u0171jt\u0151 nyelveket jellemzik. A biztons\u00e1g garant\u00e1l\u00e1s\u00e1nak f\u0151 m\u00f3dszerei k\u00f6z\u00f6tt eml\u00edt\u00e9st nyer az objektumok birtokl\u00e1s\u00e1nak nyomon k\u00f6vet\u00e9se, a v\u00e1ltoz\u00f3k k\u00f6lcs\u00f6nz\u00e9s\u00e9nek ellen\u0151rz\u00e9se (borrow checker), a biztons\u00e1gos kontextus (safe) haszn\u00e1lata, tov\u00e1bb\u00e1 a std2::send \u00e9s std2::sync interf\u00e9szek l\u00e9trehoz\u00e1sa. A munka mag\u00e1ban foglalja egy v\u00e9dett v\u00e1ltozat\u00fa standard k\u00f6nyvt\u00e1r l\u00e9trehoz\u00e1s\u00e1t is, amely olyan algoritmusok \u00e9s adatszerkezetek megval\u00f3s\u00edt\u00e1s\u00e1t k\u00edn\u00e1lja, amelyek lehet\u0151v\u00e9 teszik a biztons\u00e1gos mem\u00f3riahaszn\u00e1latot. \u041f\u0440\u0435\u0437\u0438\u0434\u0435\u043d\u0442 \u043e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u0438 C++ Alliance \u043e\u0431\u044a\u044f\u0432\u0438\u043b \u043e \u0440\u0430\u0431\u043e\u0442\u0435 \u043d\u0430\u0434 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0435\u0439, \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0439 \u0432 \u044f\u0437\u044b\u043a C++ \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0439 \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u043f\u0430\u043c\u044f\u0442\u044c\u044e, \u043d\u0430\u043f\u043e\u043c\u0438\u043d\u0430\u044e\u0449\u0438\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438, \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0432 \u044f\u0437\u044b\u043a\u0435 Rust. \u0414\u043b\u044f \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043f\u0440\u0438\u0432\u043b\u0435\u0447\u0451\u043d \u0428\u043e\u043d \u0411\u0430\u043a\u0441\u0442\u0435\u0440 (Sean Baxter), \u0430\u0432\u0442\u043e\u0440 \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0430\u043b\u044c\u043d\u043e\u0433\u043e C++-\u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0430 Circle, \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u044e\u0449\u0435\u0433\u043e \u0438\u0434\u0435\u0438 \u043f\u043e \u043f\u043e\u0432\u044b\u0448\u0435\u043d\u0438\u044e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043a\u043e\u0434\u0430 C++, \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u0435\u043c\u044b\u0435 \u043d\u0430 \u0441\u0442\u043e\u0440\u043e\u043d\u0435 \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0442\u043e\u0440\u0430 \u0431\u0435\u0437 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0441\u0431\u043e\u0440\u043a\u0438 \u043c\u0443\u0441\u043e\u0440\u0430. \u0412 \u0440\u0430\u043c\u043a\u0430\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 […]<\/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-119844","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47A C++ Sz\u00f6vets\u00e9g a C++-ban a Rust nyelvben tesztelt biztons\u00e1gos mem\u00f3riakezel\u00e9si mechanizmusokat n\u00e9pszer\u0171s\u00edti | ProHoster","description":"A C++ Sz\u00f6vets\u00e9g eln\u00f6ke bejelentette, hogy dolgoznak egy specifik\u00e1ci\u00f3n, amely biztons\u00e1gos mem\u00f3riakezel\u00e9si b\u0151v\u00edtm\u00e9nyekkel eg\u00e9sz\u00edti ki a C++ nyelvet, eml\u00e9keztetve a Rust nyelv 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Forr\u00e1s: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"