private static SafeHGlobalBuffer EnumEnvironmentValues(SystemEnvironmentValueInformationClass info_class)
{
int ret_length = 0;
NtStatus status = NtSystemCalls.NtEnumerateSystemEnvironmentValuesEx(info_class, SafeHGlobalBuffer.Null, ref ret_length);
if (status != NtStatus.STATUS_BUFFER_TOO_SMALL)
{
throw new NtException(status);
}
var buffer = new SafeHGlobalBuffer(ret_length);
try
{
ret_length = buffer.Length;
NtSystemCalls.NtEnumerateSystemEnvironmentValuesEx(info_class,
buffer, ref ret_length).ToNtException();
return(buffer);
}
catch
{
buffer.Dispose();
throw;
}
}
public static extern NtStatus NtEnumerateSystemEnvironmentValuesEx(
SystemEnvironmentValueInformationClass SystemEnvironmentValueInformationClass,
SafeBuffer Buffer, ref int BufferLength);
