Fastest Method to Split a 32 Bit number into Bytes in C++

Question

I am writing a piece of code designed to do some data compression on CLSID structures. I\'m storing them as a compressed stream of 128 bit integers. However, the code in questio

Answer 1

Do you have to do it one byte at a time? Is there a way you could just memcpy() the whole 32 bits into the stream in one fell swoop? If you have the address of the buffer you're writing to the stream, can you just copy into that?