{"id":150228,"date":"2025-12-01T17:11:56","date_gmt":"2025-12-01T15:11:56","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/deniel-bernshtejn-obnovil-biblioteku-cdb"},"modified":"2025-12-01T17:11:56","modified_gmt":"2025-12-01T15:11:56","slug":"deniel-bernshtejn-obnovil-biblioteku-cdb","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/deniel-bernshtejn-obnovil-biblioteku-cdb","title":{"rendered":"Daniel Bernstein on uuendanud cdb teeki","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Daniel J. Bernstein, tuntud kr\u00fcptograafia ja turvalise tarkvara ekspert, kes on loonud selliseid projekte nagu qmail, djbdns, NaCl, Ed25519, Curve25519 ja ChaCha20-Poly1305, on avaldanud projekti cdb 20250121, mis pakub andmete salvestamise formaati ja kaasnevat teeki rakenduste integreerimiseks andmebaaside v\u00f5tme\/v\u00e4\u00e4rtuse funktsioonidega. V\u00e4ljaanne on koostatud enam kui 25 aastat p\u00e4rast eelmist cdb 0.75 v\u00e4rskendust, mis loodud veebruariks 2000.       <\/p>\n<p>Uues versioonis on kasutusele v\u00f5etud cdb64 formaat, mis on t\u00f5lgitud 64-bitiste t\u00fc\u00fcpide struktuuride peale. 64-bitistel platvormidel v\u00f5imaldab uus formaat luua andmebaase, mille suurus ulatub eksabaitideni (varem oli andmebaasi suurus piiratud 4 GB-ga). Andmebaas on v\u00e4ga kompaktne ja kasutab 4096-baidist p\u00e4ist ning 48 baiti teenuseteavet iga kirje kohta (32-bitise variandi puhul on p\u00e4is 2048 ja iga kirje kohta 24 baiti). Andmebaasile juurdep\u00e4\u00e4su korral toimub kettale vaid kaks lugemisoperatsiooni, kui v\u00f5ti on olemas, ja \u00fcks, kui seda ei ole. Toetatakse andmebaasi aatomset asendamist, mis on h\u00e4irete suhtes vastupidav ja ei blokeeri lugemiseks juurdep\u00e4\u00e4su.        <\/p>\n<p>Teised muudatused:  <\/p>\n<ul>\n<li class=\"l\"> Toetatakse kogu ehitust, kasutades skripti configure ja installimist k\u00e4suga \u00abmake install\u00bb.\n<li class=\"l\">  Teststsenaariumide sidumine csh-ga on eemaldatud.\n<li class=\"l\"> K\u00f5ik sisemised t\u00e4isarvud on asendatud t\u00fc\u00fcbiga \u00abnum\u00bb, mis on m\u00e4\u00e4ratletud kui \u00ablong long\u00bb. Funktsioone uint32, fmt ja scan on asendatud funktsioonidega, mis t\u00f6\u00f6tavad t\u00fc\u00fcbiga num.\n<li class=\"l\"> Andmebuffereid k\u00e4sitlev liides on jagatud inbuf-iks ja outbuf-iks. Liidese hier on puhastatud.\n<li class=\"l\"> Koodist on eemaldatud kasutamata funktsioonide m\u00e4\u00e4ratlemised.\n<li class=\"l\"> On l\u00f5petatud m\u00e4histe kasutamine, nagu str_len, alloc, uint32, exit, error ja systype.\n<li class=\"l\"> Kood on \u00fcmber kujundatud, et l\u00f5petada vanade C-konstruktsioonide, nagu vanad funktsioonide m\u00e4\u00e4ratlemise stiilid, t\u00fchi protot\u00fc\u00fcp ja vanad main() m\u00e4\u00e4ratlemise stiilid, kasutamine.\n<li class=\"l\"> On kasutusele v\u00f5etud const ja static m\u00e4\u00e4ratlemised.\n<li class=\"l\"> Ehitamisel on aktiveeritud lipp \u00ab-Wall\u00bb ja kood on puhastatud hoiatuste k\u00f5rvaldamiseks.\n<li class=\"l\"> Kompileerimisel on kaasatud valikud -fwrapv, -fno-delete-null-pointer-checks, -fno-strict-aliasing ja -fno-strict-overflow.  <\/ul>\n<p>Allikas: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=64352\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0414\u044d\u043d\u0438\u044d\u043b \u0411\u0435\u0440\u043d\u0448\u0442\u0435\u0439\u043d (Daniel J. Bernstein), \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u0439 \u044d\u043a\u0441\u043f\u0435\u0440\u0442 \u0432 \u043e\u0431\u043b\u0430\u0441\u0442\u0438 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0438 \u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0437\u0430\u0449\u0438\u0449\u0451\u043d\u043d\u043e\u0433\u043e \u041f\u041e, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0430\u0432\u0448\u0438\u0439 \u0442\u0430\u043a\u0438\u0435 \u043f\u0440\u043e\u0435\u043a\u0442\u044b, \u043a\u0430\u043a qmail, djbdns, NaCl, Ed25519, Curve25519 \u0438 ChaCha20-Poly1305, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0432\u044b\u043f\u0443\u0441\u043a \u043f\u0440\u043e\u0435\u043a\u0442\u0430 cdb 20250121, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u044e\u0449\u0435\u0433\u043e \u0444\u043e\u0440\u043c\u0430\u0442 \u0445\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0438 \u0441\u043e\u043f\u0443\u0442\u0441\u0442\u0432\u0443\u044e\u0449\u0443\u044e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 \u0434\u043b\u044f \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u043d\u0438\u044f \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0441 \u0411\u0414 \u0432 \u0444\u043e\u0440\u043c\u0435 \u043a\u043b\u044e\u0447\/\u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435. \u0412\u044b\u043f\u0443\u0441\u043a \u0441\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0441\u043f\u0443\u0441\u0442\u044f \u0431\u043e\u043b\u0435\u0435 25 \u043b\u0435\u0442 [&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-150228","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0414\u044d\u043d\u0438\u044d\u043b \u0411\u0435\u0440\u043d\u0448\u0442\u0435\u0439\u043d (Daniel J.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/et\/blog\/news\/deniel-bernshtejn-obnovil-biblioteku-cdb\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"et_EE\" \/>\n\t\t<meta property=\"og:site_name\" content=\"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS \u0441\u0435\u0440\u0432\u0435\u0440\u044b\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\ud83e\udd47\u0414\u044d\u043d\u0438\u044d\u043b \u0411\u0435\u0440\u043d\u0448\u0442\u0435\u0439\u043d \u043e\u0431\u043d\u043e\u0432\u0438\u043b \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0443 cdb | ProHoster\" \/>\n\t\t<meta property=\"og:description\" content=\"\u0414\u044d\u043d\u0438\u044d\u043b \u0411\u0435\u0440\u043d\u0448\u0442\u0435\u0439\u043d (Daniel J.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/prohoster.info\/et\/blog\/news\/deniel-bernshtejn-obnovil-biblioteku-cdb\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/prohoster.info\/wp-content\/uploads\/2021\/11\/logo-350.jpg\" \/>\n\t\t<meta property=\"og:image:width\" content=\"350\" \/>\n\t\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-12-01T15:11:56+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-12-01T15:11:56+00:00\" \/>\n\t\t<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/prohoster\" \/>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"\ud83e\udd47Daniel Bernstein on uuendanud cdb teeki | ProHoster","description":"Daniel J. 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