{"id":119844,"date":"2024-09-17T15:43:07","date_gmt":"2024-09-17T13:43:07","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/c-alliance-prodvigaet-v-c-mehanizmy-bezopasnoj-raboty-s-pamyatyu-oprobovannye-v-rust"},"modified":"2024-09-17T15:43:07","modified_gmt":"2024-09-17T13:43:07","slug":"c-alliance-prodvigaet-v-c-mehanizmy-bezopasnoj-raboty-s-pamyatyu-oprobovannye-v-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/c-alliance-prodvigaet-v-c-mehanizmy-bezopasnoj-raboty-s-pamyatyu-oprobovannye-v-rust","title":{"rendered":"C++ Alliance fr\u00e4mjar s\u00e4ker minneshantering i C++, testad i Rust","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Presidenten f\u00f6r C++ Alliance meddelade att arbetet fortg\u00e5r med en specifikation som l\u00e4gger till s\u00e4ker minneshantering i C++, liknande de m\u00f6jligheter som implementerats i Rust. Projektet leds av Sean Baxter, skaparen av den experimentella C++-kompilatorn Circle, som utvecklar id\u00e9er f\u00f6r att \u00f6ka s\u00e4kerheten i C++-koden utan att anv\u00e4nda skr\u00e4psamling. I projektet har Sean publicerat ett dokument som analyserar till\u00e4mpligheten av olika s\u00e4kerhets\u00e5tg\u00e4rder f\u00f6reslagna i Rust, utv\u00e4rderar m\u00f6jligheten att implementera dem i C++ och ger f\u00f6rslag p\u00e5 att l\u00e4gga till s\u00e4kerhets\u00e5tg\u00e4rder i C++.     <\/p>\n<p>Det noteras att initiativet lanserades som svar p\u00e5 det v\u00e4xande behovet bland utvecklare av s\u00e4kra programmeringsmetoder och syftar till att integrera nya funktioner i C++-spr\u00e5ket som g\u00f6r det m\u00f6jligt att skydda sig mot vanliga fel som uppst\u00e5r vid arbete med minne, s\u00e5som att f\u00e5 access till redan frigjort minne och \u00f6verskridande av allokerade buffertgr\u00e4nser. Till\u00e4gg utvecklas som alternativ som gradvis kommer att m\u00f6jligg\u00f6ra \u00f6verg\u00e5ng till s\u00e4krare metoder, samtidigt som det bevarar kompatibiliteten med redan existerande \"os\u00e4kra\" kod.      <\/p>\n<p>S\u00e4ker minneshantering f\u00f6resl\u00e5s uppn\u00e5s genom mekanismer som implementeras vid kompilering och som inte medf\u00f6r de extra kostnader som \u00e4r typiska f\u00f6r spr\u00e5k som anv\u00e4nder skr\u00e4psamlare. Bland de huvudsakliga f\u00f6reslagna metoderna f\u00f6r att s\u00e4kerst\u00e4lla s\u00e4kerhet n\u00e4mns \u00e4gandesp\u00e5rning av objekt, kontroll av l\u00e5ntagande av variabler (borrow checker), anv\u00e4ndning av s\u00e4kra kontexter (safe) samt skapande av gr\u00e4nssnitt f\u00f6r std2::send och std2::sync. Arbetet omfattar \u00e4ven skapandet av en s\u00e4ker version av standardbiblioteket, som erbjuder implementeringar av algoritmer och datatyper som m\u00f6jligg\u00f6r s\u00e4ker minneshantering.<br \/>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61878\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\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 [&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-119844","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\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 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