BOOL WINAPI IsAdminMode()
{
HANDLE hAccessToken;
BYTE *InfoBuffer;
PTOKEN_GROUPS ptgGroups;
DWORD dwInfoBufferSize;
PSID psidAdministrators;
SID_IDENTIFIER_AUTHORITY siaNtAuthority = SECURITY_NT_AUTHORITY;
UINT i;
BOOL bRet = FALSE;
if(!OpenProcessToken(GetCurrentProcess(),TOKEN_QUERY,&hAccessToken))
goto cleanup;
InfoBuffer = new BYTE[1024];
if(!InfoBuffer)
goto cleanup;
bRet = GetTokenInformation(hAccessToken,
TokenGroups,
InfoBuffer,
1024,
&dwInfoBufferSize);
CloseHandle(hAccessToken);
if(!bRet)
goto cleanup;
if( !AllocateAndInitializeSid(&siaNtAuthority,
2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0,0,0,0,0,0,&psidAdministrators) )
goto cleanup;
bRet = FALSE;
ptgGroups = (PTOKEN_GROUPS)InfoBuffer;
for(i = 0; i < ptgGroups-> GroupCount; i++)
{
if(EqualSid(psidAdministrators,ptgGroups-> Group[i].Sid))
{
bRet = TRUE;
break;
}
}
FreeSid(psidAdministrators);
cleanup:
if(InfoBuffer)
delete[] InfoBuffer;
return bRet;
}
獲取當前系統用戶是管理員權限還是普通用戶權限
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