public static byte GetSidSubAuthorityCount(PSID pSid)
{
var ptr = InternalGetSidSubAuthorityCount(pSid);
Win32Error.GetLastError().ThrowIfFailed();
return(Marshal.ReadByte(ptr));
}
public static uint GetSidSubAuthority(PSID pSid, uint nSubAuthority)
{
var ptr = InternalGetSidSubAuthority(pSid, nSubAuthority);
Win32Error.GetLastError().ThrowIfFailed();
return(unchecked ((uint)Marshal.ReadInt32(ptr)));
}
public static bool QueryServiceConfig2 <T>(IntPtr hService, ServiceConfigOption dwInfoLevel, out T configInfo)
{
var b = QueryServiceConfig2(hService, dwInfoLevel, IntPtr.Zero, 0, out uint size);
configInfo = default(T);
if (!b && Win32Error.GetLastError() != Win32Error.ERROR_INSUFFICIENT_BUFFER)
{
return(false);
}
if (size < Marshal.SizeOf(typeof(T)))
{
throw new ArgumentException("Type mismatch", nameof(configInfo));
}
using (var buf = new SafeHGlobalHandle((int)size))
{
if (!QueryServiceConfig2(hService, dwInfoLevel, (IntPtr)buf, size, out size))
{
return(false);
}
configInfo = buf.ToStructure <T>();
}
return(true);
}
/// <summary>Converts a bool to a Win32Error.</summary> /// <param name="result">Result state.</param> /// <returns>Resulting error or <see cref="Win32Error.ERROR_SUCCESS"/> on success.</returns> public static Win32Error BoolToLastErr(bool result) => result ? Win32Error.ERROR_SUCCESS : Win32Error.GetLastError();