{"id":45750,"date":"2024-01-04T20:48:37","date_gmt":"2023-03-14T22:38:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/"},"modified":"2024-05-04T16:52:10","modified_gmt":"2024-05-04T08:52:10","slug":"45750-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/","title":{"rendered":""},"content":{"rendered":"<h1>\u306f\u3058\u3081\u306b<\/h1>\n<p>Rust\u306e\u52c9\u5f37\u3092\u3057\u305f\u304f\u3066\u3001\u6839\u3063\u304b\u3089\u306e\u7d44\u8fbc\u307f\u5c4b\u3067\u3042\u308b\u50d5\u304c\u984c\u6750\u3092\u63a2\u3057\u305f\u7d50\u679c\u3001TOPPERS\u3092\u984c\u6750\u306b\u3059\u308b\u3053\u3068\u306b\u3057\u305f\u3002<br \/>\n\u4f5c\u3063\u305f\u7d50\u679c\u304c\u3082\u3057\u8ab0\u304b\u306e\u5f79\u306b\u7acb\u3064\u3068\u3057\u305f\u3089\u307e\u305a\u306fASP\u30ab\u30fc\u30cd\u30eb\u304c\u3088\u3044\u3002<\/p>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001TOPPERS\/ASP\u4e0a\u3067Rust\u30a2\u30d7\u30ea\u304c\u52d5\u304f\u3088\u3046\u306b\u3082\u308d\u3082\u308d\u6574\u3048\u308b\u3053\u3068\u306b\u3057\u305f\u3002<br \/>\n\u5b8c\u6210\u3057\u305f\u3089\u5f53\u7136\u516c\u958b\u3059\u308b\u4e88\u5b9a\u3060\u304c\u3001\u9014\u4e2d\u306e\u7d4c\u904e\u3092\uff08\u5168\u90e8\u3067\u306f\u306a\u3044\u304c\uff09\u8a18\u3059\u3053\u3068\u306b\u3059\u308b\u3002<\/p>\n<h1>\u30bf\u30fc\u30b2\u30c3\u30c8<\/h1>\n<p>Wio Terminal\u3092\u4f7f\u3046\u3001\u3088\u3063\u3066Rust\u306e\u30bf\u30fc\u30b2\u30c3\u30c8\u306f thumbv7em-none-eabihf \u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n<h1>\u4f5c\u308b\u7bc4\u56f2<\/h1>\n<p>Rust\u304b\u3089TOPPERS\/ASP\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u3001<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u578b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">API\u30e9\u30c3\u30d1\u30fc<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b7\u30b9\u30c6\u30e0\u30b5\u30fc\u30d3\u30b9\u306e\u30e9\u30c3\u30d1\u30fc<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">sample1\u306eRust\u5b9f\u88c5<\/ul>\n<p>\u3092\u307e\u305a\u306f\u4f5c\u6210\u3059\u308b\u3002<\/p>\n<p>\u6700\u7d42\u7684\u306b\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u30d3\u30eb\u30c9\u3082\u7d71\u5408\u3057\u305f\u3044\u304c\u3082\u3046\u5c11\u3057\u3042\u3068\u306e\u8a71\u3002<br \/>\nRust\u306e\u6a5f\u80fd\u3092\u4f7f\u3046\u3053\u3068\u3067\u3088\u308a\u4fbf\u5229\u306b\u306a\u308b\u307f\u305f\u3044\u306a\u4ed8\u52a0\u4fa1\u5024\u306f\u3082\u3063\u3068\u3042\u3068\u306e\u8a71\u3002<\/p>\n<h1>\u5b9f\u88c5\u30dd\u30ea\u30b7\u30fc<\/h1>\n<ul class=\"post-ul\">\u4f7f\u3046\u4eba\u304c unsafe \u3092\u610f\u8b58\u3057\u306a\u304f\u3066\u3044\u3044\u3088\u3046\u306b\u3059\u308b<\/ul>\n<p>TOPPERS\/ASP\u306fC\u8a00\u8a9e\u3067\u4f5c\u3089\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u5404\u7a2eAPI\u306f unsafe \u30d6\u30ed\u30c3\u30af\u3067<br \/>\n\u547c\u3073\u51fa\u3057\u3092\u66f8\u304b\u306a\u308c\u3070\u306a\u3089\u306a\u3044<br \/>\n\u4f7f\u3046\u65b9\u306f\u308f\u3056\u308f\u3056\u9762\u5012\u306a\u306e\u3067\u3001\u305d\u3053\u306f\u96a0\u853d\u3059\u308b\uff08\u5fc5\u8981\u306a\u4eba\u306f\u52dd\u624b\u306b\u81ea\u5206\u3067\u3082\u547c\u3073\u51fa\u3057\u53e3\u4f5c\u308c\u308b\u3057\uff09<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30dd\u30a4\u30f3\u30bf\u306f\u6975\u529b\u96a0\u853d\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>ref_xxx\u7cfb\u3092\u9664\u3044\u3066\u306f\u623b\u308a\u5024\u3092\u5024\uff08ER\u3068\u30dd\u30a4\u30f3\u30bf\u3067\u6e21\u3059\u5f15\u6570\u306e\u7d44\uff09\u3067\u8fd4\u3059<\/p>\n<p>Rust\u3067\u304d\u308c\u3044\u306b\u66f8\u3051\u308b\u3088\u3046\u306a\u7b87\u6240\u306f\u8a18\u8ff0\u3092\u7701\u529b\u5316\u3059\u308b\u3000\u203b\u9014\u4e2d\u306e\u5b66\u7fd2\u30b3\u30b9\u30c8\u306f\u3044\u3068\u308f\u306a\u3044<\/p>\n<h1>syslog\u306e\u30e9\u30c3\u30d1\u30fc\u3092\u66f8\u304f<\/h1>\n<p>\u753b\u9762\u3067\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u514e\u306b\u3082\u89d2\u306b\u3082syslog\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u6700\u521d\u306b\u4f5c\u6210\u3057\u305f\u3002<\/p>\n<h2>\u30aa\u30ea\u30b8\u30ca\u30eb\u306esyslog<\/h2>\n<p>2\u7cfb\u7d71\u3042\u308b\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u56fa\u5b9a\u9577\u5f15\u6570\u7248\uff1a _syslog_X(X = 0..6)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u53ef\u5909\u9577\u5f15\u6570\u7248<\/ul>\n<p>\u3088\u304f\u4f7f\u3046\u306e\u306f\u53ef\u5909\u9577\u5f15\u6570\u7248\u304b\u306a\u3068\u601d\u3046\u306e\u3067\u3053\u3061\u3089\u3060\u3051\u307e\u305a\u306f\u5b9f\u88c5\u3059\u308b\u3002<br \/>\n\u51e6\u7406\u306f\u300cSYSLOG\u69cb\u9020\u4f53\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u3068\u5024\u3092\u8a70\u3081\u3001sys_write_log\u3092\u547c\u3076\u300d\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"n\">Inline<\/span> <span class=\"kt\">void<\/span>\r\n<span class=\"nf\">_syslog_1<\/span><span class=\"p\">(<\/span><span class=\"n\">uint_t<\/span> <span class=\"n\">prio<\/span><span class=\"p\">,<\/span> <span class=\"n\">uint_t<\/span> <span class=\"n\">type<\/span><span class=\"p\">,<\/span> <span class=\"kt\">intptr_t<\/span> <span class=\"n\">arg1<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"n\">SYSLOG<\/span>  <span class=\"n\">logbuf<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"n\">logbuf<\/span><span class=\"p\">.<\/span><span class=\"n\">logtype<\/span> <span class=\"o\">=<\/span> <span class=\"n\">type<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"n\">logbuf<\/span><span class=\"p\">.<\/span><span class=\"n\">loginfo<\/span><span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"n\">arg1<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">(<\/span><span class=\"kt\">void<\/span><span class=\"p\">)<\/span> <span class=\"n\">syslog_wri_log<\/span><span class=\"p\">(<\/span><span class=\"n\">prio<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">logbuf<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"kt\">void<\/span>\r\n<span class=\"nf\">syslog<\/span><span class=\"p\">(<\/span><span class=\"n\">uint_t<\/span> <span class=\"n\">prio<\/span><span class=\"p\">,<\/span> <span class=\"k\">const<\/span> <span class=\"kt\">char<\/span> <span class=\"o\">*<\/span><span class=\"n\">format<\/span><span class=\"p\">,<\/span> <span class=\"p\">...)<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"n\">SYSLOG<\/span>  <span class=\"n\">logbuf<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"kt\">va_list<\/span> <span class=\"n\">ap<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"n\">uint_t<\/span>  <span class=\"n\">i<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"kt\">char<\/span>    <span class=\"n\">c<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"n\">bool_t<\/span>  <span class=\"n\">lflag<\/span><span class=\"p\">;<\/span>\r\n        <span class=\"p\">(<\/span><span class=\"err\">\u7565<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h2>Rust\u3067\u5b9f\u73fe\u3059\u308b\u5834\u5408\u306e\u5236\u7d04<\/h2>\n<p>Rust\u3067\u53ef\u5909\u9577\u5f15\u6570\u3092\u53d6\u308b\u95a2\u6570\u306f\u4f5c\u308c\u306a\u3044\u3002<br \/>\n\u305f\u3060\u3057\u30de\u30af\u30ed\u3067\u306a\u3089\u66f8\u3051\u308b\u3002ROM\u3092\u591a\u5c11\u98df\u3046\u3053\u3068\u306b\u306a\u308b\u304c\u6628\u4eca\u5927\u304d\u306a\u554f\u984c\u3067\u306f\u306a\u3044\u3060\u308d\u3046\u3002<\/p>\n<h2>\u5b9f\u88c5<\/h2>\n<h3>syslog\u672c\u4f53<\/h3>\n<pre class=\"post-pre\"><code><span class=\"nd\">#[macro_export]<\/span>\r\n<span class=\"nd\">macro_rules!<\/span> <span class=\"n\">toppers_syssvc_syslog<\/span><span class=\"p\">{<\/span>\r\n    <span class=\"p\">(<\/span><span class=\"nv\">$prio<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$fmt<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$<\/span><span class=\"p\">(<\/span><span class=\"nv\">$arg<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">),<\/span><span class=\"o\">*<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">let<\/span> <span class=\"n\">ini_ary<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">ary<\/span> <span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nb\">u32<\/span><span class=\"p\">;<\/span> <span class=\"mi\">6<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">;<\/span> <span class=\"mi\">6<\/span><span class=\"p\">];<\/span>            \r\n            <span class=\"n\">ary<\/span><span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nd\">concat!<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fmt<\/span><span class=\"p\">,<\/span> <span class=\"sc\">'\\0'<\/span><span class=\"p\">)<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">()<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">;<\/span>\r\n            <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"mi\">_<\/span><span class=\"n\">index<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span>\r\n\r\n            <span class=\"nv\">$<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"p\">{<\/span>\r\n                    <span class=\"n\">ary<\/span><span class=\"p\">[<\/span><span class=\"mi\">_<\/span><span class=\"n\">index<\/span><span class=\"p\">]<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">$arg<\/span><span class=\"p\">;<\/span>\r\n                    <span class=\"mi\">_<\/span><span class=\"n\">index<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">_<\/span><span class=\"n\">index<\/span> <span class=\"o\">+<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span>\r\n                <span class=\"p\">}<\/span>\r\n            <span class=\"p\">)<\/span><span class=\"o\">*<\/span>\r\n            <span class=\"n\">ary<\/span>\r\n        <span class=\"p\">}<\/span> <span class=\"p\">;<\/span> \r\n\r\n        <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"mi\">_<\/span><span class=\"n\">syslog<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">toppers<\/span><span class=\"p\">::<\/span><span class=\"nn\">syssvc<\/span><span class=\"p\">::<\/span><span class=\"n\">Syslog<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">logtype<\/span> <span class=\"p\">:<\/span> <span class=\"nn\">toppers<\/span><span class=\"p\">::<\/span><span class=\"nn\">syssvc<\/span><span class=\"p\">::<\/span><span class=\"n\">LOG_TYPE_COMMENT<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">logtim<\/span> <span class=\"p\">:<\/span> <span class=\"mi\">0<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">loginfo<\/span> <span class=\"p\">:<\/span> <span class=\"n\">ini_ary<\/span>\r\n        <span class=\"p\">};<\/span>\r\n\r\n        <span class=\"k\">unsafe<\/span><span class=\"p\">{<\/span>\r\n            <span class=\"k\">let<\/span> <span class=\"mi\">_<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">toppers<\/span><span class=\"p\">::<\/span><span class=\"nn\">syssvc<\/span><span class=\"p\">::<\/span><span class=\"nf\">syslog_wri_log<\/span><span class=\"p\">(<\/span><span class=\"nv\">$prio<\/span><span class=\"p\">,<\/span> <span class=\"o\">&amp;<\/span><span class=\"mi\">_<\/span><span class=\"n\">syslog<\/span><span class=\"p\">);<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">};<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u540d\u524d\u306b\u306f\u30d1\u30b9\u540d\u304c\u4f7f\u3048\u306a\u3044\u306e\u3067\u30d1\u30b9\u8a18\u6cd5\u306e::\u3092_\u306b\u7f6e\u304d\u63db\u3048\u3066\u3044\u308b\uff08\u3053\u306e\u8fba\u62e1\u5f35\u3055\u308c\u306a\u3044\u304b\u306a\uff09\u3002<br \/>\n\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306e\u885d\u7a81\u306e\u30ea\u30b9\u30af\u3092\u8003\u3048\u308b\u3068\u3001\u5c11\u3057\u9577\u3044\u307b\u3046\u304c\u826f\u3044\u3002<\/p>\n<p>\u5ba3\u8a00\u3060\u304c\u3001\u53ef\u5909\u9577\u5f15\u6570\u306a\u306e\u3067\u3053\u3093\u306a\u66f8\u304d\u65b9\u3092\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code>($prio : expr, $fmt : expr, $($arg : expr),*) =&gt; {\r\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000^^^^^^^^^^^^^^^^^\r\n}\r\n<\/code><\/pre>\n<p>\u5f37\u8abf\u90e8\u5206\u304c\u53ef\u5909\u9577\u5f15\u6570\u306e\u66f8\u304d\u65b9\u3002\u6700\u521d\u306f\u9b54\u6cd5\u306e\u3088\u3046\u306b\u898b\u3048\u305f\u3002<br \/>\n\u3053\u306e\u90e8\u5206\u3092\u5c55\u958b\u3059\u308b\u8a18\u8ff0\u306f\u4ee5\u4e0b\u306e\u90e8\u5206\u3002<\/p>\n<pre class=\"post-pre\"><code>$(\r\n    {\r\n        ary[_index] = $arg;\r\n        _index = _index + 1;\r\n    }\r\n)*\r\n<\/code><\/pre>\n<p>\u914d\u5217 ini_ary \u3092\u4e00\u5ea60\u521d\u671f\u5316\u3057\u3001\u305d\u306e\u4e0a\u304b\u3089\u30de\u30af\u30ed\u5f15\u6570\u3067\u4e0a\u66f8\u304d\u3057\u3001\u914d\u5217\u3092\u623b\u3059\u3002\u3053\u306e\u66f8\u304d\u65b9\u306f\u3053\u3053\u306b\u3042\u308b\u30c6\u30af\u30cb\u30c3\u30af\u3092\u4f7f\u3063\u305f\u3002<br \/>\nRust\u306e\u914d\u5217\u521d\u671f\u5316\u306f\u9811\u56fa\u306a\u306e\u3067\u7d20\u6674\u3089\u3057\u304f\u30c1\u30a7\u30c3\u30af\u304c\u884c\u304d\u5c4a\u3044\u3066\u3001\u914d\u5217\u306f\u521d\u671f\u5024\u3092\u304d\u3061\u3093\u3068\u57cb\u3081\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u4f7f\u308f\u306a\u3044\u4f4d\u7f6e\u306f0\u306b\u3057\u3064\u3064\u3001\u53ef\u5909\u9577\u5f15\u6570\u3067\u53d7\u3051\u53d6\u3063\u305f\u90e8\u5206(\u8868\u793a\u3059\u308b\u5024\u90e8\u5206\u306b\u306a\u308b)\u3092\u683c\u7d0d\u3059\u308b\u3002<\/p>\n<p>\u914d\u52170\u756a\u76ee\u306f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u6587\u5b57\u5217\u304c\u5165\u308b\u3002<br \/>\nRust\u306e\u6587\u5b57\u5217\u306b\u306f0\u7d42\u7aef\u304c\u306a\u304fUTF-\uff18\u3068\u3044\u3046\u3053\u3068\u3067\u3001&#8217;\\0&#8217;\u306e\u4ed8\u52a0\u3068byte\u914d\u5217\u3078\u306e\u5909\u63db\u3092\u884c\u3063\u3066\u3044\u308b\u3002<\/p>\n<p>\u6b21\u306bSyslog\u69cb\u9020\u4f53\u3092\u5148\u306e\u914d\u5217\u3082\u4f7f\u3063\u3066\u521d\u671f\u5316\u3059\u308b\u3001Syslog\u69cb\u9020\u4f53\u306e\u5b9a\u7fa9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">struct<\/span> <span class=\"n\">Syslog<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">pub<\/span> <span class=\"n\">logtype<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"k\">pub<\/span> <span class=\"n\">logtim<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"k\">pub<\/span> <span class=\"n\">loginfo<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span><span class=\"nb\">u32<\/span><span class=\"p\">;<\/span> <span class=\"n\">TMAX_LONINFO<\/span><span class=\"p\">],<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u672c\u6765\u306f\u30bf\u30fc\u30b2\u30c3\u30c8\u306b\u3088\u3063\u3066logtim\u306e\u65b9\u3068loginfo\u306f\u7570\u306a\u3063\u3066\u304f\u308b\u306f\u305a\u3060\u304c\u3001\u73fe\u72b6\u306f32bit\u51e6\u7406\u7cfb\u3092\u5bfe\u8c61\u306b\u3057\u3066\u3044\u308b\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001unsafe\u30d6\u30ed\u30c3\u30af\u3067\u304f\u308b\u3093\u3067syslog_wri_log\u3092\u547c\u3073\u51fa\u3059\u3002<\/p>\n<h2>sample1\u5074\u306e\u5b9f\u88c5<\/h2>\n<p>\u4e0a\u8a18\u306esyslog\u3092\u4f7f\u3063\u3066\u3001sample1\u3067\u306f\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u305f\u308a\u3001API\u306e\u30a8\u30e9\u30fc\u3092\u8868\u793a\u3057\u305f\u308a\u3059\u308b\u3002<\/p>\n<p>API\u306e\u30a8\u30e9\u30fc\u8868\u793a\u304c\u3069\u3053\u3067\u3069\u3093\u306a\u30a8\u30e9\u30fc\u304c\u8d77\u304d\u305f\u304b\u8868\u793a\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308bSVC_PERROR\u3067\u3042\u308b\u3002<br \/>\n\u6b63\u3057\u304f\u884c\u6570\u3092\u51fa\u3059\u305f\u3081\u306b\u4e00\u5ea6\u30de\u30af\u30ed\u3092\u9593\u306b\u631f\u3080\u3002<br \/>\nRust\u3067\u884c\u3084\u30d5\u30a1\u30a4\u30eb\u306e\u6587\u5b57\u5217\u3092\u5f97\u308b\u30de\u30af\u30ed\u306f file!() line!()\u3068\u306a\u308b\u3002\u307e\u305f\u3001\u5f0f\u3092\u6587\u5b57\u5217\u306b\u5c55\u958b\u3059\u308b\u305f\u3081\u306e\u30de\u30af\u30ed\u304cstringify!()\u30de\u30af\u30ed\u3067\u3042\u308b\u3002<br \/>\n\u203b\u3053\u3053\u306f\uff11\u30e9\u30a4\u30ca\u30fc\u3067\u66f8\u304b\u306a\u3044\u3068\u3001\u884c\u6570\u304c\u305a\u308c\u308b\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">macro_rules!<\/span> <span class=\"n\">svc_perror<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"p\">(<\/span><span class=\"nv\">$expr<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nf\">svc_error_output<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">LOG_ERROR<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nd\">concat!<\/span><span class=\"p\">(<\/span><span class=\"nd\">file!<\/span><span class=\"p\">(),<\/span> <span class=\"sc\">'\\0'<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"nd\">line!<\/span><span class=\"p\">(),<\/span>\r\n            <span class=\"nd\">concat!<\/span><span class=\"p\">(<\/span><span class=\"nd\">stringify!<\/span><span class=\"p\">(<\/span><span class=\"nv\">$expr<\/span><span class=\"p\">),<\/span> <span class=\"sc\">'\\0'<\/span><span class=\"p\">),<\/span>\r\n            <span class=\"nv\">$expr<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"p\">);<\/span>\r\n    <span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067\u751f\u6210\u3057\u305f\u6587\u5b57\u5217\u3092\u4f7f\u3063\u3066\u3001\u8a55\u4fa1\u7d50\u679c\u304c\u30a8\u30e9\u30fc(&lt;0)\u306a\u3089\u3070syslog\u3092\u5b9f\u884c\u3059\u308b\u95a2\u6570\u3092\u66f8\u304f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">svc_error_output<\/span><span class=\"p\">(<\/span><span class=\"n\">prio<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span> <span class=\"n\">file<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"nv\">'static<\/span> <span class=\"nb\">str<\/span><span class=\"p\">,<\/span> <span class=\"n\">line<\/span><span class=\"p\">:<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span> <span class=\"n\">expr<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"nv\">'static<\/span> <span class=\"nb\">str<\/span><span class=\"p\">,<\/span> <span class=\"n\">ercd<\/span><span class=\"p\">:<\/span> <span class=\"n\">Er<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">if<\/span> <span class=\"n\">ercd<\/span> <span class=\"o\">&lt;<\/span> <span class=\"mi\">0<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nd\">toppers_syssvc_syslog!<\/span><span class=\"p\">(<\/span>\r\n            <span class=\"n\">prio<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"s\">\"%s (%d) reported by `%s' in line %d of `%s'.\"<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nf\">ercd_to_strptr<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">)<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"nf\">sercd<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">)<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">expr<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">()<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">u32<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">line<\/span><span class=\"p\">,<\/span>\r\n            <span class=\"n\">file<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">()<\/span> <span class=\"k\">as<\/span> <span class=\"nb\">u32<\/span>\r\n        <span class=\"p\">);<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u578b\u5909\u63db\u3092\u3057\u3066\u5148\u306e\u30de\u30af\u30ed\u3092\u547c\u3076\u3002 ercd_to_strptr \u306f\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u304b\u3089\u6587\u5b57\u5217\u306e\u751f\u6210\u3092\u3057\u3066\u3044\u308b\u3002<br \/>\nEr\u578b\u306btrait\u3092\u5b9f\u88c5\u3057\u3066 ercd.to_string() \u306e\u65b9\u304c\u304a\u3057\u3083\u308c\u306a\u306e\u3067\u3001\u76f4\u3059\u4e88\u5b9a\u3002<br \/>\nsercd \u306f\u30d3\u30c3\u30c8\u30b7\u30d5\u30c8\u3092\u3059\u308b\u3060\u3051\u306e\u95a2\u6570\u306a\u306e\u3067\u3001\u5272\u611b\u3059\u308b\u3002<\/p>\n<p>\u3055\u3066\u3001 ercd_to_strptr\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u3067\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306a\u8a18\u8ff0\u3067\u3042\u308b\u3002C\u8a00\u8a9e\u306e\u9650\u754c\u3068\u3044\u3046\u304b\u3053\u308c\u4ee5\u4e0a\u66f8\u304d\u3088\u3046\u304c\u306a\u3044\uff08\u30de\u30af\u30ed\u306e\u9b54\u6cd5\u306f\u3042\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u304c\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">const<\/span> <span class=\"kt\">char<\/span> <span class=\"o\">*<\/span>\r\n<span class=\"nf\">itron_strerror<\/span><span class=\"p\">(<\/span><span class=\"n\">ER<\/span> <span class=\"n\">ercd<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"k\">switch<\/span> <span class=\"p\">(<\/span><span class=\"n\">MERCD<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">))<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">case<\/span> <span class=\"n\">E_OK<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"k\">return<\/span><span class=\"p\">(<\/span><span class=\"s\">\"E_OK\"<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"k\">case<\/span> <span class=\"n\">E_SYS<\/span><span class=\"p\">:<\/span>\r\n        <span class=\"k\">return<\/span><span class=\"p\">(<\/span><span class=\"s\">\"E_SYS\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"k\">case<\/span> <span class=\"n\">E_NOSPT<\/span><span class=\"p\">:<\/span>\r\n              <span class=\"o\">:<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>Rust\u3067\u66f8\u304f\u5834\u5408\u3001\uff53\uff59\uff53log\u306e\u5b9f\u88c5\u3067\u66f8\u3044\u305f\u3088\u3046\u306b\u3001UTF-8 -&gt; ASCII\u3092\u3057\u305f\u308a\u3001\u7d42\u7aef\u6587\u5b57\u3092\u3064\u3051\u305f\u308a\u3059\u308b\u51e6\u7406\u304c\u9577\u3063\u305f\u3089\u3057\u304f\u306a\u308b\u306e\u3067\u3001\u4e0b\u8a18\u306e\u30de\u30af\u30ed\u3092\u7528\u610f\u3057\u305f\u3002\u53ef\u5909\u9577\u5f15\u6570\u3067\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u307e\u3068\u3081\u3066\u53d7\u3051\u53d6\u308a\u3001\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u3092\u751f\u6210\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nd\">#[macro_export]<\/span>\r\n<span class=\"nd\">macro_rules!<\/span> <span class=\"n\">ercd_to_strptr<\/span><span class=\"p\">{<\/span>\r\n    <span class=\"p\">(<\/span><span class=\"nv\">$x<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$str<\/span> <span class=\"p\">:<\/span> <span class=\"n\">expr<\/span><span class=\"p\">,<\/span> <span class=\"nv\">$<\/span><span class=\"p\">(<\/span><span class=\"nv\">$ercds<\/span> <span class=\"p\">:<\/span> <span class=\"n\">path<\/span><span class=\"p\">),<\/span><span class=\"o\">+<\/span><span class=\"p\">)<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">match<\/span> <span class=\"nf\">mercd<\/span><span class=\"p\">(<\/span><span class=\"nv\">$x<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"p\">{<\/span>\r\n            <span class=\"nv\">$<\/span><span class=\"p\">(<\/span>\r\n                <span class=\"nv\">$ercds<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nv\">$str<\/span> <span class=\"o\">=<\/span> <span class=\"nd\">concat!<\/span><span class=\"p\">(<\/span><span class=\"nd\">stringify!<\/span><span class=\"p\">(<\/span><span class=\"nv\">$ercds<\/span><span class=\"p\">),<\/span><span class=\"sc\">'\\0'<\/span><span class=\"p\">)<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n            <span class=\"p\">)<\/span><span class=\"o\">+<\/span>\r\n            <span class=\"mi\">_<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"nv\">$str<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"unknown error<\/span><span class=\"se\">\\0<\/span><span class=\"s\">\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">};<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3092\u4f7f\u3063\u3066\u3001\u3054\u305d\u3063\u3068\u751f\u6210\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">ercd_to_strptr<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">:<\/span> <span class=\"n\">Er<\/span><span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"o\">*<\/span><span class=\"k\">const<\/span> <span class=\"nb\">u8<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">strptr<\/span><span class=\"p\">:<\/span> <span class=\"o\">*<\/span><span class=\"k\">const<\/span> <span class=\"nb\">u8<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nd\">ercd_to_strptr!<\/span><span class=\"p\">(<\/span>\r\n        <span class=\"n\">ercd<\/span><span class=\"p\">,<\/span> <span class=\"n\">strptr<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_OK<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_SYS<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_NOSPT<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_RSFN<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_RSATR<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_PAR<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_ID<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_CTX<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_MACV<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_OACV<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">E_ILUSE<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_NOMEM<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_NOID<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_NORES<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_OBJ<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_NOEXS<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_QOVR<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_RLWAI<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_TMOUT<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_DLT<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_CLS<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"n\">E_WBLK<\/span><span class=\"p\">,<\/span> <span class=\"n\">E_BOVR<\/span>\r\n    <span class=\"p\">);<\/span>\r\n\r\n    <span class=\"n\">strptr<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u751f\u6210\u30b3\u30fc\u30c9\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u3068\u540c\u3058\u69cb\u9020\u306b\u306a\u308b(cargo expand\u3067\u5c55\u958b\u3057\u305f\u7d50\u679c\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">pub<\/span> <span class=\"k\">fn<\/span> <span class=\"nf\">ercd_to_strptr<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">:<\/span> <span class=\"n\">Er<\/span><span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"o\">*<\/span><span class=\"k\">const<\/span> <span class=\"nb\">u8<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"k\">let<\/span> <span class=\"n\">strptr<\/span><span class=\"p\">:<\/span> <span class=\"o\">*<\/span><span class=\"k\">const<\/span> <span class=\"nb\">u8<\/span><span class=\"p\">;<\/span>\r\n            <span class=\"k\">match<\/span> <span class=\"nf\">mercd<\/span><span class=\"p\">(<\/span><span class=\"n\">ercd<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n                <span class=\"n\">E_OK<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">strptr<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"E_OK<\/span><span class=\"err\">\\<\/span><span class=\"s\">u{0}\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"n\">E_SYS<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">strptr<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"E_SYS<\/span><span class=\"err\">\\<\/span><span class=\"s\">u{0}\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"n\">E_NOSPT<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">strptr<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"E_NOSPT<\/span><span class=\"err\">\\<\/span><span class=\"s\">u{0}\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"n\">E_RSFN<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">strptr<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"E_RSFN<\/span><span class=\"err\">\\<\/span><span class=\"s\">u{0}\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"nf\">.as_ptr<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"n\">E_RSATR<\/span> <span class=\"k\">=&gt;<\/span> <span class=\"n\">strptr<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"E_RSATR<\/span><span class=\"err\">\\<\/span><span class=\"s\">u{0}\"<\/span><span class=\"nf\">.as_bytes<\/span><span class=\"p\">()<\/span><span class=\"py\">.as_pt<\/span>\r\n                       <span class=\"p\">:<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u9577\u304f\u306a\u3063\u305f\u304c\u3001API\u3092\u5931\u6557\u3057\u305f\u3068\u304d\u306e\u8868\u793a\u304c\u3067\u304d\u305f\u3002<\/p>\n<pre class=\"post-pre\"><code>E_ID (-1) reported by `Asp::act_tsk(100)' in line 253 of `src\/main.rs'.\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d60ca37434c4406cfc08d\/55-0.png\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2021-06-20 23.00.57.png\" \/><\/div>\n<h1>\u307e\u3068\u3081<\/h1>\n<p>\u8868\u793a\u7cfb\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u672c\u683c\u7684\u306a\u79fb\u690d\u306e\u76ee\u51e6\u304c\u7acb\u3063\u305f\u3002<br \/>\nRust\u3092\u5b66\u3073\u306a\u304c\u3089\u306a\u306e\u3067\u3060\u3044\u3076\u9060\u56de\u308a\u306f\u3057\u3066\u3044\u308b\u304c\u3001\u3044\u3044\u52c9\u5f37\u306b\u306a\u3063\u3066\u3044\u308b\u611f\u3058\u3002<br \/>\n\u7279\u306b\u53ef\u5909\u9577\u5f15\u6570\u30de\u30af\u30ed\u3001\u30de\u30af\u30ed\u306e\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u306f\u30cf\u30de\u3063\u305f\u5206\u7406\u89e3\u304c\u6df1\u307e\u3063\u305f\u3002<\/p>\n<p>Rust\u3092\u89e6\u3063\u305f\u611f\u60f3\u3068\u3057\u3066\u306f\u3001 \u30d3\u30eb\u30c9\u304c\u901a\u308c\u3070\u3061\u3083\u3093\u3068\u52d5\u304f\u3002<br \/>\n\u30d3\u30eb\u30c9\u304c\u901a\u308b\u307e\u3067\u306f\u30b3\u30f3\u30d1\u30a4\u30e9\u304c\u304b\u306a\u308a\u5f37\u6575\u3060\u304c\u3001C\u8a00\u8a9e\u306e\u3088\u3046\u306b\u3042\u3063\u3055\u308a\u5439\u304d\u98db\u3076\u611f\u3058\u3067\u306f\u306a\u3044\u3002<br \/>\n\u3082\u3061\u308d\u3093\u5b9f\u6a5f\u3067\u306e\u82e6\u52b4\u304c\u5c11\u306a\u3044\u307b\u3046\u304c\u3044\u3044\u306e\u3067\u3001\u3053\u3063\u3061\u304c\u597d\u307f\u3067\u3042\u308b\u3002<\/p>\n<p>\u6b21\u306fASP\u3092\u4f7f\u3046\u305f\u3081\u306eC\u8a00\u8a9e\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\u5468\u308a\u3092\u66f8\u3053\u3046\u3068\u601d\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b Rust\u306e\u52c9\u5f37\u3092\u3057\u305f\u304f\u3066\u3001\u6839\u3063\u304b\u3089\u306e\u7d44\u8fbc\u307f\u5c4b\u3067\u3042\u308b\u50d5\u304c\u984c\u6750\u3092\u63a2\u3057\u305f\u7d50\u679c\u3001TOPPERS\u3092\u984c\u6750\u306b\u3059\u308b\u3053 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45750","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>- Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u306f\u3058\u3081\u306b Rust\u306e\u52c9\u5f37\u3092\u3057\u305f\u304f\u3066\u3001\u6839\u3063\u304b\u3089\u306e\u7d44\u8fbc\u307f\u5c4b\u3067\u3042\u308b\u50d5\u304c\u984c\u6750\u3092\u63a2\u3057\u305f\u7d50\u679c\u3001TOPPERS\u3092\u984c\u6750\u306b\u3059\u308b\u3053 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-03-14T22:38:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-04T08:52:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d60ca37434c4406cfc08d\/55-0.png\" \/>\n<meta name=\"author\" content=\"\u5b87, \u534e\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u5b87, \u534e\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-03-14T22:38:37+00:00\",\"dateModified\":\"2024-05-04T08:52:10+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458\",\"name\":\"\u5b87, \u534e\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g\",\"caption\":\"\u5b87, \u534e\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"- Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/","og_locale":"zh_CN","og_type":"article","og_description":"\u306f\u3058\u3081\u306b Rust\u306e\u52c9\u5f37\u3092\u3057\u305f\u304f\u3066\u3001\u6839\u3063\u304b\u3089\u306e\u7d44\u8fbc\u307f\u5c4b\u3067\u3042\u308b\u50d5\u304c\u984c\u6750\u3092\u63a2\u3057\u305f\u7d50\u679c\u3001TOPPERS\u3092\u984c\u6750\u306b\u3059\u308b\u3053 [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-03-14T22:38:37+00:00","article_modified_time":"2024-05-04T08:52:10+00:00","og_image":[{"url":"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d60ca37434c4406cfc08d\/55-0.png"}],"author":"\u5b87, \u534e","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u5b87, \u534e","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/","name":"- Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-03-14T22:38:37+00:00","dateModified":"2024-05-04T08:52:10+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/"]}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/513018e4e121d3add1b7c5de8be21458","name":"\u5b87, \u534e","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/63cd45cbc05a35fc4ff7637a163c83c4962ef58d27472726c3a3e0c9c5194f0f?s=96&d=mm&r=g","caption":"\u5b87, \u534e"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/yuhua\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45750-2\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=45750"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45750\/revisions"}],"predecessor-version":[{"id":99526,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45750\/revisions\/99526"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=45750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=45750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=45750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}