{"id":149,"date":"2013-10-18T22:18:40","date_gmt":"2013-10-18T13:18:40","guid":{"rendered":"http:\/\/koheizi.mydns.jp\/koheizi\/?p=149"},"modified":"2014-03-03T00:34:00","modified_gmt":"2014-03-02T15:34:00","slug":"openssl%e3%81%a7sha256%e3%83%8f%e3%83%83%e3%82%b7%e3%83%a5%e8%a8%88%e7%ae%97","status":"publish","type":"post","link":"https:\/\/programmer.everything-beginner.com\/?p=149","title":{"rendered":"OpenSSL\u3067SHA256\u30cf\u30c3\u30b7\u30e5\u8a08\u7b97"},"content":{"rendered":"<p>OpenSSL\u306b\u306f\u3001\u5f53\u305f\u308a\u524d\u3067\u3059\u304c\u3001\u30cf\u30c3\u30b7\u30e5\u8a08\u7b97\u3067\u304d\u308b\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u5225\u306b\u901a\u4fe1\u3057\u306a\u304f\u3066\u3082\u4f7f\u3048\u307e\u3059\u3002<br \/>\n\u4f7f\u3046\u3060\u3051\u306a\u3089\u3001\u3068\u3063\u3066\u3082\u7c21\u5358\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3060\u3051\u3002<\/p>\n<pre>\/\/ \u30cf\u30c3\u30b7\u30e5\u8a08\u7b97\r\nunsigned char hash[SHA256_DIGEST_LENGTH];\r\nSHA256( (unsigned char *)test, strlen(test), hash );<\/pre>\n<p>\u4e2d\u8eab\u306f\u4f55\u3057\u3066\u3044\u308b\u304b\u6700\u5e95\u8fba\u306b\u306f\u3001<span style=\"color:#FF0000\"><span style=\"font-size:x-large;\">\u5168\u304f\u308f\u304b\u308a\u307e\u305b\u3093\u3002<\/span><\/span>]<br \/>\n\u3061\u306a\u307f\u306b\u5e7e\u3064\u304b\u306e\u6587\u5b57\u5217\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6c42\u3081\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<pre>   \/\/ \u8907\u6570\u307e\u3068\u3081\u3066\u30cf\u30c3\u30b7\u30e5\u8a08\u7b97\r\nunsigned char hash[SHA256_DIGEST_LENGTH];\r\nSHA256_CTX ctx;\r\nSHA256_Init( &ctx );\r\nfor ( int i = 0; i < sizeof(datas) \/ sizeof(datas[0]); ++i)\r\n{\r\n    SHA256_Update( &#038;ctx, (unsigned char *)datas[i], strlen(datas[i]) );\r\n}\r\nint ret = SHA256_Final( hash, &#038;ctx );<\/pre>\n<p>\u7686\u3055\u3093\u3082\u4f7f\u3063\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3067\u3001\u7d50\u5c40\u3001<span style=\"font-size:x-large;\">\u30cf\u30c3\u30b7\u30e5\u3063\u3066\u3069\u3046\u3084\u3063\u3066\u4f7f\u3046\u306e\uff1f\uff1f<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>OpenSSL\u306b\u306f\u3001\u5f53\u305f\u308a\u524d\u3067\u3059\u304c\u3001\u30cf\u30c3\u30b7\u30e5\u8a08\u7b97\u3067\u304d\u308b\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002 \u5225\u306b\u901a\u4fe1\u3057\u306a\u304f\u3066\u3082\u4f7f\u3048\u307e\u3059\u3002 \u4f7f\u3046\u3060\u3051\u306a\u3089\u3001\u3068\u3063\u3066\u3082\u7c21\u5358\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304f\u3060\u3051\u3002 \/\/ \u30cf\u30c3\u30b7\u30e5\u8a08\u7b97 unsigned char hash[SHA2 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_newsletter_tier_id":0,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[14],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p4sUNl-2p","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/posts\/149"}],"collection":[{"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=149"}],"version-history":[{"count":2,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/posts\/149\/revisions"}],"predecessor-version":[{"id":168,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=\/wp\/v2\/posts\/149\/revisions\/168"}],"wp:attachment":[{"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/programmer.everything-beginner.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}