System.Web.Security.SqlMembershipProvider.ValidateUsingPassword C# (CSharp) Method

		PasswordInfo ValidateUsingPassword (string username, string password)
		{
			MembershipUser user = GetUser (username, true);
			if (user == null)
				return null;

			if (!user.IsApproved || user.IsLockedOut)
				return null;

			PasswordInfo pi = GetPasswordInfo (username);

			if (pi == null)
				return null;

			/* do the actual validation */
			string user_password = EncodePassword (password, pi.PasswordFormat, pi.PasswordSalt);

			if (user_password != pi.Password) {
				UpdateUserInfo (username, pi, false, false);
				return null;
			}

			return pi;
		}