{"id":139845,"date":"2025-07-31T11:11:54","date_gmt":"2025-07-31T09:11:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-vivo-otkryla-kod-yadra-blueos-napisannogo-na-yazyke-rust"},"modified":"2025-07-31T11:11:54","modified_gmt":"2025-07-31T09:11:54","slug":"kompaniya-vivo-otkryla-kod-yadra-blueos-napisannogo-na-yazyke-rust","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/kompaniya-vivo-otkryla-kod-yadra-blueos-napisannogo-na-yazyke-rust","title":{"rendered":"A Vivo liberou o c\u00f3digo do n\u00facleo do BlueOS, escrito em Rust.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A empresa Vivo, que det\u00e9m cerca de 10% do mercado mundial de smartphones (5\u00aa posi\u00e7\u00e3o entre fabricantes de smartphones), apresentou o primeiro lan\u00e7amento oficial aberto do n\u00facleo do sistema operacional BlueOS (Blue River OS). O sistema operacional BlueOS est\u00e1 em desenvolvimento desde 2018 e j\u00e1 \u00e9 utilizado em rel\u00f3gios inteligentes da s\u00e9rie Vivo Watch. A Vivo tamb\u00e9m est\u00e1 trabalhando na aplica\u00e7\u00e3o do BlueOS em \u00f3culos inteligentes, rob\u00f4s, terminais inteligentes e dispositivos de IA para consumidores. O c\u00f3digo do n\u00facleo \u00e9 escrito na linguagem Rust e est\u00e1 dispon\u00edvel sob a licen\u00e7a Apache 2.0. Os frameworks do sistema BlueOS tamb\u00e9m s\u00e3o desenvolvidos em Rust.    <\/p>\n<p>O sistema operacional BlueOS foi inicialmente desenvolvido com foco na seguran\u00e7a e utiliza a linguagem Rust para evitar vulnerabilidades resultantes de erros de gerenciamento de mem\u00f3ria, que de acordo com estat\u00edsticas do Google e Microsoft representam 70% de todas as vulnerabilidades em sistemas operacionais. Para garantir um gerenciamento seguro da mem\u00f3ria, o BlueOS utiliza uma combina\u00e7\u00e3o de ponteiros inteligentes durante a execu\u00e7\u00e3o e verifica\u00e7\u00f5es em tempo de compila\u00e7\u00e3o fornecidas pela linguagem Rust (rastreamento da posse de objetos, verifica\u00e7\u00e3o do empr\u00e9stimo de vari\u00e1veis, controle do tempo de vida dos objetos).     <\/p>\n<p>O n\u00facleo do BlueOS (Blue River Kernel) \u00e9 otimizado para consumo m\u00ednimo de recursos e pode ser utilizado em plataformas embarcadas, dispositivos m\u00f3veis e sistemas de Internet das Coisas. Na configura\u00e7\u00e3o m\u00ednima, o n\u00facleo requer apenas 13 KB de mem\u00f3ria RAM para funcionar. Al\u00e9m disso, o n\u00facleo suporta arquiteturas de processadores modernas, incluindo ARM e RISC-V. Acima do n\u00facleo, uma biblioteca padr\u00e3o em C \u00e9 implementada, suportando interfaces de programa\u00e7\u00e3o definidas no padr\u00e3o POSIX, bem como a biblioteca rust-std.      <\/p>\n<p>O n\u00facleo fornece um escalonador de tarefas, sistema de arquivos, mecanismo de gerenciamento de mem\u00f3ria, pilha de rede e um conjunto de drivers. V\u00e1rios algoritmos de escalonamento de tarefas s\u00e3o suportados, incluindo algoritmos para distribui\u00e7\u00e3o equitativa de quanta de tempo entre processos e algoritmos para opera\u00e7\u00e3o em tempo real baseados em c\u00e1lculo de prioridades. H\u00e1 tamb\u00e9m v\u00e1rios algoritmos de aloca\u00e7\u00e3o de mem\u00f3ria, otimizados para diferentes cen\u00e1rios de uso.      <\/p>\n<p>Uma estrutura de sistema de arquivos pr\u00f3pria \u00e9 fornecida com uma arquitetura hier\u00e1rquica cl\u00e1ssica baseada em inode, bem como sistemas de arquivos tmpfs, devfs, sysfs, procfs, nfs e fat32. O stack TCP\/IP suporta a API POSIX Socket, socketfd e o processamento de dados em modos bloqueantes e n\u00e3o bloqueantes, podendo ser utilizado em configura\u00e7\u00f5es com v\u00e1rias placas de rede. Para reduzir a sobrecarga na transmiss\u00e3o de dados, \u00e9 aplicada uma arquitetura zero-copy, eliminando a necessidade de buffer intermedi\u00e1rio.      <\/p>\n<p>Para o desenvolvimento de drivers, \u00e9 oferecida uma camada para abstrair o acesso ao hardware, permitindo criar drivers em Rust e portar drivers escritos em C que j\u00e1 foram criados para outros n\u00facleos. A documenta\u00e7\u00e3o do n\u00facleo ainda se limita a instru\u00e7\u00f5es sobre compila\u00e7\u00e3o e testes, al\u00e9m de dicas para implementar suas chamadas de sistema e descrever tipos de dados b\u00e1sicos. Para testes, recomenda-se utilizar o QEMU (mps2-an385, mps3-an547, virt-aarch64, virt-riscv64) ou a placa Raspberry Pi Pico2.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=63649\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Vivo, \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0449\u0430\u044f \u043e\u043a\u043e\u043b\u043e 10% \u043c\u0438\u0440\u043e\u0432\u043e\u0433\u043e \u0440\u044b\u043d\u043a\u0430 \u0441\u043c\u0430\u0440\u0442\u0444\u043e\u043d\u043e\u0432 (5 \u043c\u0435\u0441\u0442\u043e \u0441\u0440\u0435\u0434\u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u0439 \u0441\u043c\u0430\u0440\u0442\u0444\u043e\u043d\u043e\u0432), \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043f\u0435\u0440\u0432\u044b\u0439 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0439 \u043e\u0442\u043a\u0440\u044b\u0442\u044b\u0439 \u0440\u0435\u043b\u0438\u0437 \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b BlueOS (Blue River OS). \u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430 BlueOS \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0441 2018 \u0433\u043e\u0434\u0430 \u0438 \u0443\u0436\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0432 \u0443\u043c\u043d\u044b\u0445 \u0447\u0430\u0441\u0430\u0445 \u0441\u0435\u0440\u0438\u0438 Vivo Watch. Vivo \u0442\u0430\u043a\u0436\u0435 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u043d\u0430\u0434 \u043f\u0440\u0438\u043c\u0435\u043d\u0435\u043d\u0438\u0435\u043c BlueOS \u0432 \u0443\u043c\u043d\u044b\u0445 \u043e\u0447\u043a\u0430\u0445, \u0440\u043e\u0431\u043e\u0442\u0430\u0445, \u0443\u043c\u043d\u044b\u0445 \u0442\u0435\u0440\u043c\u0438\u043d\u0430\u043b\u0430\u0445 \u0438 \u043f\u043e\u0442\u0440\u0435\u0431\u0438\u0442\u0435\u043b\u044c\u0441\u043a\u0438\u0445 [&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-139845","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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