{"id":1407,"date":"2014-12-08T15:47:37","date_gmt":"2014-12-08T07:47:37","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=1407"},"modified":"2014-12-08T17:20:51","modified_gmt":"2014-12-08T09:20:51","slug":"%e5%87%bd%e6%95%b0%e8%8e%b7%e5%8f%96%e7%89%a9%e7%90%86%e8%b7%af%e5%be%84%e5%af%b9%e5%ba%94%e7%9a%84%e7%a3%81%e7%9b%98%e5%ba%8f%e5%8f%b7","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=1407","title":{"rendered":"[\u51fd\u6570]\u83b7\u53d6\u7269\u7406\u8def\u5f84\u5bf9\u5e94\u7684\u78c1\u76d8\u5e8f\u53f7"},"content":{"rendered":"<p>\u8fd9\u4e2a\u51fd\u6570\u662f\u6211\u627e\u4e86\u597d\u4e45\uff0c\u7136\u540e\u5728\u767e\u5ea6\u548cMSDN\u7ffb\u6765\u7ffb\u53bb\u540e\uff0c\u7ec8\u4e8e\u5199\u51fa\u6765\u7684\u4e00\u4e2a\u51fd\u6570\u3002\u767e\u5ea6\u7684\u51fd\u6570\u8981\u6c42\u7684\u6743\u9650\u592a\u5927\uff0c\u5728Windows 7\u4ee5\u540e\u7528\u4e0d\u4e86\u3002<\/p>\n<pre class=\"lang:delphi decode:true  \">type\r\n  STORAGE_DEVICE_NUMBER = record\r\n    DeviceType: Word;\r\n    DeviceNumber: Cardinal;\r\n    PartitionNumber: ULONG;\r\n  end;\r\n\/\/\/ &lt;summary&gt;\u83b7\u53d6\u7269\u7406\u8def\u5f84\u5bf9\u5e94\u7684\u78c1\u76d8\u5e8f\u53f7&lt;\/summary&gt;\r\n\/\/\/ &lt;param name=\"APath\"&gt;\u76ee\u5f55\u540d\uff0c\u53ea\u652f\u6301\u7edd\u5bf9\u8def\u5f84\u540d\uff0c\u5982\"C:\\temp\"\uff0c\u4e0d\u80fd\u662f\u76f8\u5bf9\u8def\u5f84&lt;\/param&gt;\r\n\/\/\/ &lt;returns&gt;\u8fd4\u56de\u5f53\u524d\u76ee\u5f55\u5bf9\u5e94\u7684\u78c1\u76d8\u5e8f\u53f7\uff0c-1\u4ee3\u8868\u672a\u627e\u5230\u3002&lt;\/returns&gt;\r\n\r\nfunction TForm6.GetPhysicalDriveNo(APath: QStringW): Integer;\r\nvar\r\n  hDev: THandle;\r\n  AResult: Boolean;\r\n  AReaded: Cardinal;\r\n  ANumber: STORAGE_DEVICE_NUMBER;\r\nbegin\r\nAPath := '\\\\.\\' + Copy(APath, 1, 2);\r\nResult := -1;\r\nhDev := CreateFileW(PQCharW(APath), FILE_READ_ATTRIBUTES or SYNCHRONIZE or FILE_TRAVERSE, FILE_SHARE_READ or\r\n  FILE_SHARE_WRITE, nil, OPEN_EXISTING, 0, 0);\r\nif hDev &lt;&gt; INVALID_HANDLE_VALUE then\r\n  begin\r\n  AResult := DeviceIoControl(hDev, IOCTL_STORAGE_GET_DEVICE_NUMBER, nil, 0,\r\n    @ANumber, SizeOf(ANumber), AReaded, nil);\r\n  if AResult then\r\n    Result := ANumber.DeviceNumber;\r\n  CloseHandle(hDev);\r\n  end;\r\nend;<\/pre>\n<p>\u8fd0\u884c\u6548\u679c\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1409 size-full\" src=\"https:\/\/blog.qdac.cc\/wp-content\/uploads\/2014\/12\/QQ\u622a\u56fe20141208154839.jpg\" alt=\"QQ\u622a\u56fe20141208154839\" width=\"274\" height=\"76\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e2a\u51fd\u6570\u662f\u6211\u627e\u4e86\u597d\u4e45\uff0c\u7136\u540e\u5728\u767e\u5ea6\u548cMSD [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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