修改文件所有者和权限

来源：互联网发布：淘宝淘口令在哪看编辑：程序博客网时间：2024/05/29 19:23

修改文件的所有者并添加everyone完全控制权限。一定要先设置一下Owner，然后再进行权限设置，二者一起执行是不会成功的。

BOOL AdjustPrivileges(LPWSTR lpName){    HANDLE hToken = NULL;    TOKEN_PRIVILEGES tp = {0};    TOKEN_PRIVILEGES oldtp = {0};    DWORD dwSize = sizeof(TOKEN_PRIVILEGES);    LUID luid = {0};               if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken)) {        if (GetLastError()==ERROR_CALL_NOT_IMPLEMENTED)            return TRUE;        else            return FALSE;    }    if (!LookupPrivilegeValueW(NULL, lpName, &luid)) {        CloseHandle(hToken);        return FALSE;    }                   tp.PrivilegeCount=1;    tp.Privileges[0].Luid = luid;    tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;               /* Adjust Token Privileges */    if (!AdjustTokenPrivileges(hToken, FALSE, &tp, sizeof(TOKEN_PRIVILEGES), &oldtp, &dwSize)) {        CloseHandle(hToken);        return FALSE;    }               // close handles    CloseHandle(hToken);    return TRUE;}BOOL TakeOwner(char *FilePath){    CHAR                    UserName[36];    DWORD                   cbUserName = sizeof(UserName);    CHAR                    Sid[1024] = {0};    DWORD                   cbSid = sizeof(Sid);    CHAR                    DomainBuffer[128] = {0};    DWORD                   cbDomainBuffer = sizeof(DomainBuffer);    SID_NAME_USE            eUse;    PACL                    Dacl = NULL,OldDacl = NULL;     EXPLICIT_ACCESS         Ea;    PSECURITY_DESCRIPTOR    Sd = NULL;    BOOL                    Ret = FALSE;               if (AdjustPrivileges(SE_TAKE_OWNERSHIP_NAME) && AdjustPrivileges(SE_RESTORE_NAME))    {        GetUserNameA(UserName,&cbUserName);        if (LookupAccountNameA(NULL,UserName,&Sid,&cbSid,DomainBuffer,&cbDomainBuffer,&eUse))        {                       ZeroMemory(&Ea,sizeof(EXPLICIT_ACCESS));            GetNamedSecurityInfoA(FilePath,SE_FILE_OBJECT, DACL_SECURITY_INFORMATION,NULL, NULL, &OldDacl, NULL, &Sd);              BuildExplicitAccessWithNameW(&Ea,L"everyone",GENERIC_ALL,GRANT_ACCESS,SUB_CONTAINERS_AND_OBJECTS_INHERIT);             if (SetEntriesInAclW(1,&Ea,OldDacl,&Dacl) == ERROR_SUCCESS)            {                SetNamedSecurityInfoA(FilePath,SE_FILE_OBJECT,OWNER_SECURITY_INFORMATION ,&Sid,NULL,NULL,NULL);                if (SetNamedSecurityInfoA(FilePath,SE_FILE_OBJECT,OWNER_SECURITY_INFORMATION | DACL_SECURITY_INFORMATION,&Sid,NULL,Dacl,NULL) == ERROR_SUCCESS)                {                    Ret = TRUE;                }            }                   }    }    return Ret;}

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