- Self-contained (no external dependencies)
- C11 only (platform-agnostic)
- Includes test vectors (via
Includes implementations of the following:
tests.c for usage.
make test to run the test vectors.
Partially unrolled compression makes this implementation faster than coreutils, but slower than the assembly-optimized, architecture and family-specific OpenSSL implementation.
> time -p ./sha256 ~/Videos/8x*avi > /dev/null rleal 9.39 user 9.10 sys 0.29 > time -p sha256sum ~/Videos/8x*avi > /dev/null real 12.04 user 11.73 sys 0.31 > time -p openssl sha256 ~/Videos/8x*avi > /dev/null real 6.36 user 6.01 sys 0.32