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| author | Paul Duncan <pabs@pablotron.org> | 2019-08-25 08:02:56 -0400 |
|---|---|---|
| committer | Paul Duncan <pabs@pablotron.org> | 2019-08-25 08:02:56 -0400 |
| commit | 03d69860794a85c49d93e987b0aa3fc838ce6812 (patch) | |
| tree | cba017c851fad9a4edaf985579ecc24c2a1dd68d | |
| parent | 39eba72693834f84c2da7c5242435e5738a35d67 (diff) | |
| download | sha2-03d69860794a85c49d93e987b0aa3fc838ce6812.tar.bz2 sha2-03d69860794a85c49d93e987b0aa3fc838ce6812.zip | |
| -rw-r--r-- | README.md | 17 |
1 files changed, 14 insertions, 3 deletions
@@ -1,5 +1,11 @@ Self-contained [C11][] [SHA-2][] implementation. +Features: +* Self-contained (no external dependencies) +* C11 only (platform-agnostic) +* MIT-licensed +* Includes [test vectors][] (via `make test`) + Includes implementations of the following: * SHA-224 * SHA-256 @@ -8,15 +14,19 @@ Includes implementations of the following: * HMAC-SHA-256 * HMAC-SHA-512 +Usage +----- See `tests.c` for usage. +Use `make test` to run the [test vectors][]. + Benchmarks -========== +---------- Benchmarks. Partially unrolled compression makes this implementation faster than -[coreutils][], but slower than the [assembly-optimized, family-specific -OpenSSL SHA-2 implementation][openssl-asm-sha]. +[coreutils][], but slower than the [assembly-optimized, architecture and +family-specific OpenSSL implementation][openssl-asm-sha]. ``` > time -p ./sha256 ~/Videos/8x*avi > /dev/null @@ -37,3 +47,4 @@ sys 0.32 [c11]: https://en.wikipedia.org/wiki/C11_(C_standard_revision) "C11 standard of the C programming language" [coreutils]: https://www.gnu.org/software/coreutils/ "GNU core utilities" [openssl-asm-sha]: https://github.com/openssl/openssl/tree/master/crypto/sha/asm "assembly-optimized OpenSSL SHA-2 implementation." + [test vectors]: https://www.di-mgt.com.au/sha_testvectors.html "SHA test vectors." |