[PATCH v2 0/7] MD5 library functions

[Eric Biggers]

On Tue, Aug 05, 2025 at 03:28:48PM -0700, Eric Biggers wrote:
> This series is targeting libcrypto-next and can also be retrieved from:
> 
>     git fetch https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git md5-lib-v2
> 
> This series introduces a library API for MD5 and HMAC-MD5 and
> reimplements the crypto_shash "md5" and "hmac(md5)" on top of it.
> 
> The library API will also be usable directly by various in-kernel users
> that are stuck with MD5 due to having to implement legacy protocols.
> 
> This should again look quite boring and familiar, as it mirrors the
> SHA-1 and SHA-2 changes closely.
> 
> Changed in v2:
>   - Kept the architecture-optimized MD5 code, since unfortunately there
>     were objections to removing it.
> 
> Eric Biggers (7):
>   lib/crypto: md5: Add MD5 and HMAC-MD5 library functions
>   lib/crypto: mips/md5: Migrate optimized code into library
>   mips: cavium-octeon: Move octeon-crypto.c into parent dir
>   lib/crypto: powerpc/md5: Migrate optimized code into library
>   lib/crypto: sparc/md5: Migrate optimized code into library
>   crypto: md5 - Wrap library and add HMAC support
>   lib/crypto: tests: Add KUnit tests for MD5 and HMAC-MD5

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git/log/?h=libcrypto-next

Reviews and acks still greatly appreciated, of course!

- Eric