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package com.peterphi.std.crypto;
/**
* A wrapper for BCrypt
*/
public class BCrypt
{
public static final int DEFAULT_COST = 12;
/**
* @param password
* the plaintext password
* @param cost
* the computation cost (complexity increases at 2**cost)
*
* @return
*/
public static String hash(char[] password, int cost)
{
String salt = BCryptImpl.gensalt(cost);
return BCryptImpl.hashpw(new String(password), salt);
}
/**
* Check that a plaintext password matches a previously hashed one
*
* @param password
* the plaintext password to verify
* @param hash
* the previously-hashed password (a 60-character BCrypt hash string)
*
* @return true if the passwords match, false otherwise
*/
public static boolean verify(final String hash, final char[] password)
{
return BCryptImpl.checkpw(new String(password), hash);
}
}