diff options
Diffstat (limited to 'lib/srp/authentication.rb')
| -rw-r--r-- | lib/srp/authentication.rb | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/lib/srp/authentication.rb b/lib/srp/authentication.rb index 1f36dd7..f4b2e70 100644 --- a/lib/srp/authentication.rb +++ b/lib/srp/authentication.rb @@ -11,8 +11,7 @@ module SRP @b = bigrand(32).hex # B = g^b + k v (mod N) @bb = (modpow(GENERATOR, @b, PRIME_N) + multiplier * verifier) % PRIME_N - u = calculate_u(@aa, @bb, PRIME_N) - return @bb, u + return @bb end def authenticate(m) @@ -25,17 +24,6 @@ module SRP end - protected - - def calculate_u(aa, bb, n) - nlen = 2 * ((('%x' % [n]).length * 4 + 7) >> 3) - aahex = '%x' % [aa] - bbhex = '%x' % [bb] - return sha256_str("%x%x" % [aa, bb]).hex - hashin = '0' * (nlen - aahex.length) + aahex \ - + '0' * (nlen - bbhex.length) + bbhex - sha256_str(hashin).hex - end end end |