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PQC: Classic McEliece #3883

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PQC: Classic McEliece #3883

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Commits on Oct 18, 2024

  1. Utility functions for Classic McEliece 

    - constant time conditional swap with mask
- floor_log2

Co-Authored-By: Amos Treiber <amos.treiber@rohde-schwarz.com>
    @FAlbertDev @atreiber94 @reneme
    2 people authored and reneme committed Oct 18, 2024
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  2. bitvector<> with basic functionality

    @reneme
    reneme committed Oct 18, 2024
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  3. Classic McEliece implementation 

    This is an implementation of the Classic McEliece KEM according to the
NIST Round 4 submission and the ISO draft 20230419.

Co-Authored-By: Amos Treiber <amos.treiber@rohde-schwarz.com>
    @FAlbertDev @atreiber94 @reneme
    2 people authored and reneme committed Oct 18, 2024
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  4. Review comments on bitvector<> 

    Co-Authored-By: Jack Lloyd <jack@randombit.net>
    @reneme @randombit
    reneme and randombit committed Oct 18, 2024
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  5. add ct_reverse_bits<> 

    Co-Authored-By: Fabian Albert <fabian.albert@rohde-schwarz.com>
    @reneme @FAlbertDev
    reneme and FAlbertDev committed Oct 18, 2024
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  6. add bitvector<>::subvector<uintX_t>() 

    This allows extracting subvectors of the bitvector as unsigned
integral bit masks.
    @reneme
    reneme committed Oct 18, 2024
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  7. Refactor: use nwe Strong<> unwrapping helpers 

    ... introduced in randombit#4170
    @reneme
    reneme committed Oct 18, 2024
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  8. Use Valgrind for CMCE 

    Use CT::poison/unpoison for CMCE. Simultaneously, fixes some
constant-time issues in the CMCE implementation that may leak some
information about the pivots (for the semi-systematic matrix form).

Co-Authored-By: René Meusel <rene.meusel@rohde-schwarz.com>
    @FAlbertDev @reneme
    FAlbertDev and reneme committed Oct 18, 2024
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  9. remove superfluous Botan_Tests:: namespace

    @reneme
    reneme committed Oct 18, 2024
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  10. bitvector<>::subvector_replace()

    @reneme
    reneme committed Oct 18, 2024
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  11. Use subvector_replace() in CMCE

    @reneme
    reneme committed Oct 18, 2024
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  12. Fix clang17 side-channel

    @FAlbertDev @reneme
    FAlbertDev authored and reneme committed Oct 18, 2024
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  13. Integrate C. McEliece into FFI and Python bindings

    @reneme
    reneme committed Oct 18, 2024
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