add sha256 generation func to opal util toolbox #11320
Merged
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Looks like there may be at least one place in ompi where being able to compute a sha of a user supplied string plus internally generated data could be useful, so add function to do this to the opal util toolbox.
Related to #10895
This code is derived from a sha256 implementation at
https://github.com/B-Con/crypto-algorithms.git
Signed-off-by: Howard Pritchard [email protected]
(cherry picked from commit 14d7ca6)