{"id":116100,"date":"2024-05-26T22:54:55","date_gmt":"2024-05-26T20:54:55","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/v-kazhdom-pyatom-pakete-na-yazyke-rust-ispolzuetsya-rezhim-unsafe"},"modified":"2024-05-26T22:54:55","modified_gmt":"2024-05-26T20:54:55","slug":"v-kazhdom-pyatom-pakete-na-yazyke-rust-ispolzuetsya-rezhim-unsafe","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/v-kazhdom-pyatom-pakete-na-yazyke-rust-ispolzuetsya-rezhim-unsafe","title":{"rendered":"En cada quinto paquete en el lenguaje Rust se utiliza el modo unsafe","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>La organizaci\u00f3n Rust Foundation ha publicado estad\u00edsticas que indican que de 127,000 paquetes relevantes presentados en el cat\u00e1logo crates.io, m\u00e1s de 24,000 (19.11%) utilizan la palabra clave &#171;unsafe&#187; para habilitar capacidades que permiten el manejo inseguro de la memoria en bloques de c\u00f3digo espec\u00edficos, como la desreferenciaci\u00f3n de punteros, la llamada a funciones externas o la modificaci\u00f3n de variables est\u00e1ticas. El 34.35% de los paquetes realizan llamadas directas a funciones de otros paquetes crate donde se utiliza el modo &#171;unsafe&#187;.    <\/p>\n<p>Se se\u00f1ala que, en la mayor\u00eda de los casos, el uso del modo &#171;unsafe&#187; se debe a la llamada a c\u00f3digo escrito en otros lenguajes o a la interacci\u00f3n con bibliotecas en C\/C++. El paquete con el mayor n\u00famero de llamadas en modo &#171;unsafe&#187; es el crate desarrollado por Microsoft, llamado windows, que act\u00faa como un envoltorio sobre la API de la plataforma Windows. Este paquete cuenta con 36 millones de descargas. Tambi\u00e9n se utiliza en los paquetes m\u00e1s populares como syn (470 millones de descargas), proc-macro2 (354 millones de descargas) y libc (345 millones de descargas).    <\/p>\n<p>Para identificar problemas en el c\u00f3digo ejecutado en modo &#171;unsafe&#187;, el proyecto est\u00e1 desarrollando el int\u00e9rprete Miri, que permite detectar accesos fuera de los l\u00edmites de los b\u00faferes, el uso de memoria despu\u00e9s de su liberaci\u00f3n, el uso incorrecto de datos no inicializados, la violaci\u00f3n de la invariancia de tipos b\u00e1sicos (por ejemplo, la discrepancia de valores bool con 0 o 1), la violaci\u00f3n de las reglas de propiedad de objetos, la aparici\u00f3n de condiciones de carrera y fugas de memoria.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61251\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f Rust Foundation \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443, \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0438\u0437 127 \u0442\u044b\u0441\u044f\u0447 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0432 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0435 crates.io, \u0431\u043e\u043b\u0435\u0435 24 \u0442\u044b\u0441\u044f\u0447 (19.11%) \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u0435 \u0441\u043b\u043e\u0432\u043e &#171;unsafe&#187; \u0434\u043b\u044f \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439, \u0434\u043e\u043f\u0443\u0441\u043a\u0430\u044e\u0449\u0438\u0445 \u043d\u0435\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u0443\u044e \u0440\u0430\u0431\u043e\u0442\u0443 \u0441 \u043f\u0430\u043c\u044f\u0442\u044c\u044e \u0432 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0445 \u0431\u043b\u043e\u043a\u0430\u0445 \u043a\u043e\u0434\u0430, \u0442\u0430\u043a\u0438\u0445 \u043a\u0430\u043a \u0440\u0430\u0437\u044b\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0435\u0439, \u0432\u044b\u0437\u043e\u0432 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0438\u043b\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0435 \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445. 34.35% \u043f\u0430\u043a\u0435\u0442\u043e\u0432 \u0441\u043e\u0432\u0435\u0440\u0448\u0430\u044e\u0442 \u043f\u0440\u044f\u043c\u044b\u0435 \u0432\u044b\u0437\u043e\u0432\u044b \u0444\u0443\u043d\u043a\u0446\u0438\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-116100","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u0440\u0433\u0430\u043d\u0438\u0437\u0430\u0446\u0438\u044f Rust Foundation \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b\u0430 \u0441\u0442\u0430\u0442\u0438\u0441\u0442\u0438\u043a\u0443, \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0438\u0437 127 \u0442\u044b\u0441\u044f\u0447 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043f\u0430\u043a\u0435\u0442\u043e\u0432, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0432 \u043a\u0430\u0442\u0430\u043b\u043e\u0433\u0435 crates.io, \u0431\u043e\u043b\u0435\u0435 24 \u0442\u044b\u0441\u044f\u0447 (19.11%) \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442 \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u0435 \u0441\u043b\u043e\u0432\u043e &quot;unsafe&quot; 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