{"id":2282,"date":"2015-04-09T16:59:43","date_gmt":"2015-04-09T08:59:43","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=2282"},"modified":"2015-04-28T21:01:12","modified_gmt":"2015-04-28T13:01:12","slug":"c-%e5%88%a4%e6%96%ad%e5%bd%93%e5%89%8d%e7%a8%8b%e5%ba%8f%e6%98%af%e5%90%a6%e8%bf%90%e8%a1%8c%e5%9c%a8%e7%ae%a1%e7%90%86%e5%91%98%e8%ba%ab%e4%bb%bd%e4%b8%8b","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=2282","title":{"rendered":"[C++] \u5224\u65ad\u5f53\u524d\u7a0b\u5e8f\u662f\u5426\u8fd0\u884c\u5728\u7ba1\u7406\u5458\u8eab\u4efd\u4e0b"},"content":{"rendered":"<p>\u8fd9\u4e2a\u51fd\u6570\u662f\u6284\u81ea JCL \u7684 IsAdministrator\uff0c\u6211\u628a\u5b83\u6539\u6210\u4e86 C++ \u7684\u7248\u672c\uff0c\u597d\u8c61\u6ca1\u6709\u4ec0\u4e48\u53ef\u8bf4\u7684\uff0c\u5c31\u8fd9\u6837\u5427\uff0c\u611f\u8c22 Jedi Project\u3002<\/p>\n<pre class=\"lang:c++ decode:true \">bool __fastcall IsAdministrator()\r\n\t{\r\n\tDWORD RelativeGroupID = DOMAIN_ALIAS_RID_ADMINS;\r\n\tvoid * psidAdmin;\r\n\tHANDLE Token;\r\n\tDWORD Count;\r\n\tPTokenGroups TokenInfo;\r\n\tbool HaveToken;\r\n\tOSVERSIONINFO ov;\r\n\tSID_IDENTIFIER_AUTHORITY NtAuthority = SECURITY_NT_AUTHORITY;\r\n\tov.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);\r\n\tGetVersionEx(&amp;ov);\r\n\tif (ov.dwPlatformId != VER_PLATFORM_WIN32_NT)\r\n\t\t{\r\n\t\treturn true;\r\n\t\t}\r\n\tpsidAdmin = NULL;\r\n\tTokenInfo = NULL;\r\n\tHaveToken = false;\r\n\ttry\r\n\t\t{\r\n\t\tToken = 0;\r\n\t\tHaveToken = OpenThreadToken(GetCurrentThread(), TOKEN_QUERY, True,\r\n\t\t\t&amp;Token);\r\n\t\tif ((!HaveToken) &amp;&amp; (GetLastError() == ERROR_NO_TOKEN))\r\n\t\t\t{\r\n\t\t\tHaveToken = OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY,\r\n\t\t\t\t&amp;Token);\r\n\t\t\t}\r\n\t\tif (HaveToken)\r\n\t\t\t{\r\n\t\t\tif (!AllocateAndInitializeSid(&amp;NtAuthority, 2,\r\n\t\t\t\tSECURITY_BUILTIN_DOMAIN_RID, RelativeGroupID, 0, 0, 0, 0, 0, 0,\r\n\t\t\t\t&amp;psidAdmin))\r\n\t\t\t\t{\r\n\t\t\t\treturn false;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\telse\r\n\t\t\t{\r\n\t\t\tShowMessage(SysErrorMessage(GetLastError()));\r\n\t\t\treturn false;\r\n\t\t\t}\r\n\t\tif (GetTokenInformation(Token, TokenGroups, NULL, 0, &amp;Count) ||\r\n\t\t\t(GetLastError() != ERROR_INSUFFICIENT_BUFFER))\r\n\t\t\t{\r\n\t\t\treturn false;\r\n\t\t\t}\r\n\t\tTokenInfo = (PTokenGroups)AllocMem(Count);\r\n\t\tif (!GetTokenInformation(Token, TokenGroups, TokenInfo, Count, &amp;Count))\r\n\t\t\t{\r\n\t\t\treturn false;\r\n\t\t\t}\r\n\t\tfor (DWORD I = 0; I &lt; TokenInfo-&gt;GroupCount; I++)\r\n\t\t\t{\r\n\t\t\tif (EqualSid(psidAdmin, TokenInfo-&gt;Groups[I].Sid))\r\n\t\t\t\t{\r\n\t\t\t\t\/\/ consider denied ACE with Administrator SID\r\n\t\t\t\treturn (TokenInfo-&gt;Groups[I]\r\n\t\t\t\t\t.Attributes &amp; SE_GROUP_USE_FOR_DENY_ONLY)\r\n\t\t\t\t\t!= SE_GROUP_USE_FOR_DENY_ONLY;\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t}\r\n\t__finally\r\n\t\t{\r\n\t\tif (TokenInfo)\r\n\t\t\t{\r\n\t\t\tFreeMemory(TokenInfo);\r\n\t\t\t}\r\n\t\tif (HaveToken)\r\n\t\t\t{\r\n\t\t\tCloseHandle(Token);\r\n\t\t\t}\r\n\t\tif (psidAdmin)\r\n\t\t\t{\r\n\t\t\tFreeSid(psidAdmin);\r\n\t\t\t}\r\n\t\t}\r\n\treturn false;\r\n\t}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e2a\u51fd\u6570\u662f\u6284\u81ea JCL \u7684 IsAdmi [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[69,21],"tags":[257,385],"class_list":["post-2282","post","type-post","status-publish","format-standard","hentry","category-c-builder","category-misc","tag-257","tag-385"],"views":5088,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2282","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2282"}],"version-history":[{"count":3,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2282\/revisions"}],"predecessor-version":[{"id":2380,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2282\/revisions\/2380"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2282"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2282"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2282"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}