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* lib: add HammingDistancersiddharth2020-09-041-0/+27
| | | | * lib/hamming.go (HammingDistance, setBits): New functions.
* lib/hex.go: update ByteToHexStrrsiddharth2020-08-311-10/+10
| | | | * lib/hex.go (ByteToHexStr): Move around.
* lib: BytesToHexStr -> AsciiStrToHexStrrsiddharth2020-08-311-2/+3
| | | | | | * challenge/c05.go (C5): Change BytesToHexStr call to AsciiStrToHexStr * lib/hex.go (BytesToHexStr): Rename to... (AsciiStrToHexStr): ...this. Change argument to string.
* lib: update HexToBase64rsiddharth2020-08-301-1/+1
| | | | | * lib/b64.go (HexToBase64): Use hex instead of base 2 for the second AND to get the last 6 bits.
* challenge: do challenge 5rsiddharth2020-08-302-0/+42
| | | | | | | * challenge/c05.go: Implement challenge 5. * cryptopals.go (main): Add handling to run challenge 5. * lib/hex.go (BytesToHexStr): New function. * lib/xor.go (RepeatingXOR): New function.
* challenge: do challenge 3rsiddharth2020-08-293-0/+100
| | | | | | | | * challenge/c03.go: Implement challenge 3 * cryptopals.go (main): Add handling to run challenge 3 * lib/brute.go (XORCrackSingleKey): New function. * lib/hex.go (HexStrToAsciiStr, ByteToHexStr): New functions. * lib/str.go (FillStr): New function.
* lib/xor.go: FixedXOR: add doc string.rsiddharth2020-08-291-0/+1
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* rename package enc -> hexrsiddharth2020-08-293-0/+72
* Makefile (fmt): fmt lib instead of enc * challenge/c01.go: Use lib instead of enc * challenge/c02.go: Use lib instead of enc * enc/b64.go -> lib/b64.go * enc/hex.go -> lib/hex.go * enc/xor.go -> lib/xor.go
siddharth ravikumar snafu