a simple implementation of the sha256 hashing algorithm
to complie simply run make
then the binary can be executed with any string of your liking:
> ./sha256 "hello world"
2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824
- convert to use little endianess to avoid conversions
- input through piping
- write detailed explanation