elliptic-curve: add (back) reduction from bytes #1229
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As a replacement for the previous methods on `Reduce` which take bytes as input, this adds a new curve-specific method for reducing from bytes to a field element. Bytes is defined as an associated type rather than inferred from the unsigned integer parameter. This is because the integer size may not map exactly to the size of the input, especially for wide reductions. Bytes are interpreted according to curve-specific rules.
tarcieri
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Uses the newly (re)introduced method for reducing an input with serialized bytes to perform modular reductions on `FieldBytes`. See: RustCrypto/traits#1229
tarcieri
added a commit
to RustCrypto/signatures
that referenced
this pull request
Jan 31, 2023
Uses the newly (re)introduced method for reducing an input with serialized bytes to perform modular reductions on `FieldBytes`. See: RustCrypto/traits#1229
tarcieri
added a commit
to RustCrypto/signatures
that referenced
this pull request
Jan 31, 2023
Uses the newly (re)introduced method for reducing an input with serialized bytes to perform modular reductions on `FieldBytes`. See: RustCrypto/traits#1229
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As a replacement for the previous methods on
Reducewhich take bytes as input, this adds a new curve-specific method for reducing from bytes to a field element.Bytes is defined as an associated type rather than inferred from the unsigned integer parameter. This is because the integer size may not map exactly to the size of the input, especially for wide reductions.
Bytes are interpreted according to curve-specific rules.