///////////////////////////////////////////
/// <summary>
/// Snefru Hash Family
/// </summary>
////////////////////////////////////////////
/// <summary>
///
/// </summary>
/// <param name="a_security_level">any Integer value greater than 0. Standard is 8. </param>
/// <param name="a_hash_size">128bit, 256bit</param>
/// <returns></returns>
public static IHash CreateSnefru(Int32 a_security_level, HashSizeEnum a_hash_size)
{
if (a_security_level < 1)
{
throw new ArgumentHashLibException(Snefru.InvalidSnefruLevel);
}
if ((a_hash_size == HashSizeEnum.HashSize128) || (a_hash_size == HashSizeEnum.HashSize256))
{
return(new Snefru(a_security_level, (Int32)a_hash_size));
}
else
{
throw new ArgumentHashLibException(Snefru.InvalidSnefruHashSize);
}
} // end function CreateSnefru
///////////////////////////////////////////
/// <summary>
/// Haval Hash Family
/// </summary>
////////////////////////////////////////////
/// <summary>
///
/// </summary>
/// <param name="a_rounds">3, 4, 5</param>
/// <param name="a_hash_size">128, 160, 192, 224, 256</param>
/// <returns></returns>
public static IHash CreateHaval(HashRounds a_rounds, HashSizeEnum a_hash_size)
{
switch (a_rounds)
{
case HashRounds.Rounds3:
switch (a_hash_size)
{
case HashSizeEnum.HashSize128:
return(CreateHaval_3_128());
case HashSizeEnum.HashSize160:
return(CreateHaval_3_160());
case HashSizeEnum.HashSize192:
return(CreateHaval_3_192());
case HashSizeEnum.HashSize224:
return(CreateHaval_3_224());
case HashSizeEnum.HashSize256:
return(CreateHaval_3_256());
default:
throw new ArgumentHashLibException(Haval.InvalidHavalHashSize);
} // end switch
case HashRounds.Rounds4:
switch (a_hash_size)
{
case HashSizeEnum.HashSize128:
return(CreateHaval_4_128());
case HashSizeEnum.HashSize160:
return(CreateHaval_4_160());
case HashSizeEnum.HashSize192:
return(CreateHaval_4_192());
case HashSizeEnum.HashSize224:
return(CreateHaval_4_224());
case HashSizeEnum.HashSize256:
return(CreateHaval_4_256());
default:
throw new ArgumentHashLibException(Haval.InvalidHavalHashSize);
} // end switch
case HashRounds.Rounds5:
switch (a_hash_size)
{
case HashSizeEnum.HashSize128:
return(CreateHaval_5_128());
case HashSizeEnum.HashSize160:
return(CreateHaval_5_160());
case HashSizeEnum.HashSize192:
return(CreateHaval_5_192());
case HashSizeEnum.HashSize224:
return(CreateHaval_5_224());
case HashSizeEnum.HashSize256:
return(CreateHaval_5_256());
default:
throw new ArgumentHashLibException(Haval.InvalidHavalHashSize);
} // end switch
default:
throw new ArgumentHashLibException(Haval.InvalidHavalRound);
} // end switch
} // end function Haval
} // end function Clone
private Tiger2_192(HashSizeEnum a_hash_size, HashRounds a_rounds)
: base((Int32)a_hash_size, a_rounds)
{
}
