Add AccountDatabase for storing user accounts (#110)
Including the ability to add new accounts with a user/password and select accounts using a user/password. Uses bcrypt to hash passwords.main
Kegsay
GitHub
parent
426a0365cf
commit
9d4d18ae7f
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@ -0,0 +1,106 @@
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// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"database/sql"
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"fmt"
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"time"
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"github.com/matrix-org/dendrite/clientapi/auth/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const accountsSchema = `
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-- Stores data about accounts.
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CREATE TABLE IF NOT EXISTS accounts (
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-- The Matrix user ID localpart for this account
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localpart TEXT NOT NULL PRIMARY KEY,
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-- When this account was first created, as a unix timestamp (ms resolution).
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created_ts BIGINT NOT NULL,
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-- The password hash for this account. Can be NULL if this is a passwordless account.
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password_hash TEXT
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-- TODO:
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-- is_guest, is_admin, appservice_id, upgraded_ts, devices, any email reset stuff?
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);
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`
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const insertAccountSQL = "" +
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"INSERT INTO accounts(localpart, created_ts, password_hash) VALUES ($1, $2, $3)"
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const selectAccountByLocalpartSQL = "" +
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"SELECT localpart WHERE localpart = $1"
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const selectPasswordHashSQL = "" +
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"SELECT password_hash WHERE localpart = $1"
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// TODO: Update password
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type accountsStatements struct {
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insertAccountStmt *sql.Stmt
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selectAccountByLocalpartStmt *sql.Stmt
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selectPasswordHashStmt *sql.Stmt
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serverName gomatrixserverlib.ServerName
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}
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func (s *accountsStatements) prepare(db *sql.DB, server gomatrixserverlib.ServerName) (err error) {
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_, err = db.Exec(accountsSchema)
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if err != nil {
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return
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}
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if s.insertAccountStmt, err = db.Prepare(insertAccountSQL); err != nil {
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return
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}
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if s.selectAccountByLocalpartStmt, err = db.Prepare(selectAccountByLocalpartSQL); err != nil {
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return
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}
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if s.selectPasswordHashStmt, err = db.Prepare(selectPasswordHashSQL); err != nil {
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return
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}
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s.serverName = server
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return
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}
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// insertAccount creates a new account. 'hash' should be the password hash for this account. If it is missing,
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// this account will be passwordless. Returns an error if this account already exists. Returns the account
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// on success.
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func (s *accountsStatements) insertAccount(localpart, hash string) (acc *types.Account, err error) {
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createdTimeMS := time.Now().UnixNano() / 1000000
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if _, err = s.insertAccountStmt.Exec(localpart, createdTimeMS, hash); err != nil {
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acc = &types.Account{
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Localpart: localpart,
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UserID: makeUserID(localpart, s.serverName),
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}
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}
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return
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}
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func (s *accountsStatements) selectPasswordHash(localpart string) (hash string, err error) {
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err = s.selectPasswordHashStmt.QueryRow(localpart).Scan(&hash)
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return
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}
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func (s *accountsStatements) selectAccountByLocalpart(localpart string) (*types.Account, error) {
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var acc types.Account
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err := s.selectAccountByLocalpartStmt.QueryRow(localpart).Scan(&acc.Localpart)
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if err != nil {
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acc.UserID = makeUserID(localpart, s.serverName)
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}
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return &acc, err
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}
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func makeUserID(localpart string, server gomatrixserverlib.ServerName) string {
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return fmt.Sprintf("@%s:%s", localpart, string(server))
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}
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@ -0,0 +1,70 @@
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// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package storage
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import (
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"database/sql"
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"github.com/matrix-org/dendrite/clientapi/auth/types"
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"github.com/matrix-org/gomatrixserverlib"
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"golang.org/x/crypto/bcrypt"
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)
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// AccountDatabase represents an account database
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type AccountDatabase struct {
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db *sql.DB
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accounts accountsStatements
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}
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// NewAccountDatabase creates a new accounts database
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func NewAccountDatabase(dataSourceName string, serverName gomatrixserverlib.ServerName) (*AccountDatabase, error) {
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var db *sql.DB
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var err error
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if db, err = sql.Open("postgres", dataSourceName); err != nil {
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return nil, err
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}
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a := accountsStatements{}
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if err = a.prepare(db, serverName); err != nil {
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return nil, err
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}
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return &AccountDatabase{db, a}, nil
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}
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// GetAccountByPassword returns the account associated with the given localpart and password.
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// Returns sql.ErrNoRows if no account exists which matches the given credentials.
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func (d *AccountDatabase) GetAccountByPassword(localpart, plaintextPassword string) (*types.Account, error) {
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hash, err := d.accounts.selectPasswordHash(localpart)
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if err != nil {
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return nil, err
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}
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if err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(plaintextPassword)); err != nil {
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return nil, err
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}
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return d.accounts.selectAccountByLocalpart(localpart)
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}
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// CreateAccount makes a new account with the given login name and password. If no password is supplied,
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// the account will be a passwordless account.
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func (d *AccountDatabase) CreateAccount(localpart, plaintextPassword string) (*types.Account, error) {
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hash, err := hashPassword(plaintextPassword)
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if err != nil {
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return nil, err
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}
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return d.accounts.insertAccount(localpart, hash)
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}
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func hashPassword(plaintext string) (hash string, err error) {
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hashBytes, err := bcrypt.GenerateFromPassword([]byte(plaintext), bcrypt.DefaultCost)
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return string(hashBytes), err
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}
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@ -0,0 +1,24 @@
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// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package types
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// Account represents a Matrix account on this home server.
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type Account struct {
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UserID string
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Localpart string
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// TODO: Other flags like IsAdmin, IsGuest
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// TODO: Device IDs
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// TODO: Associations (e.g. with application services)
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}
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@ -173,6 +173,20 @@
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"revision": "61e43dc76f7ee59a82bdf3d71033dc12bea4c77d",
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"branch": "master"
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},
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{
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"importpath": "golang.org/x/crypto/bcrypt",
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"repository": "https://go.googlesource.com/crypto",
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"revision": "0fe963104e9d1877082f8fb38f816fcd97eb1d10",
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"branch": "master",
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"path": "/bcrypt"
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},
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{
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"importpath": "golang.org/x/crypto/blowfish",
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"repository": "https://go.googlesource.com/crypto",
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"revision": "0fe963104e9d1877082f8fb38f816fcd97eb1d10",
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"branch": "master",
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"path": "/blowfish"
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},
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{
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"importpath": "golang.org/x/crypto/ed25519",
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"repository": "https://go.googlesource.com/crypto",
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// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package bcrypt
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import "encoding/base64"
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const alphabet = "./ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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var bcEncoding = base64.NewEncoding(alphabet)
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func base64Encode(src []byte) []byte {
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n := bcEncoding.EncodedLen(len(src))
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dst := make([]byte, n)
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bcEncoding.Encode(dst, src)
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for dst[n-1] == '=' {
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n--
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}
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return dst[:n]
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}
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func base64Decode(src []byte) ([]byte, error) {
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numOfEquals := 4 - (len(src) % 4)
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for i := 0; i < numOfEquals; i++ {
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src = append(src, '=')
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}
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dst := make([]byte, bcEncoding.DecodedLen(len(src)))
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n, err := bcEncoding.Decode(dst, src)
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if err != nil {
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return nil, err
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}
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return dst[:n], nil
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}
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// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package bcrypt implements Provos and Mazières's bcrypt adaptive hashing
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// algorithm. See http://www.usenix.org/event/usenix99/provos/provos.pdf
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package bcrypt // import "golang.org/x/crypto/bcrypt"
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// The code is a port of Provos and Mazières's C implementation.
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import (
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"crypto/rand"
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"crypto/subtle"
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"errors"
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"fmt"
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"golang.org/x/crypto/blowfish"
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"io"
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"strconv"
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)
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const (
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MinCost int = 4 // the minimum allowable cost as passed in to GenerateFromPassword
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MaxCost int = 31 // the maximum allowable cost as passed in to GenerateFromPassword
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DefaultCost int = 10 // the cost that will actually be set if a cost below MinCost is passed into GenerateFromPassword
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)
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// The error returned from CompareHashAndPassword when a password and hash do
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// not match.
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var ErrMismatchedHashAndPassword = errors.New("crypto/bcrypt: hashedPassword is not the hash of the given password")
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// The error returned from CompareHashAndPassword when a hash is too short to
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// be a bcrypt hash.
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var ErrHashTooShort = errors.New("crypto/bcrypt: hashedSecret too short to be a bcrypted password")
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// The error returned from CompareHashAndPassword when a hash was created with
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// a bcrypt algorithm newer than this implementation.
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type HashVersionTooNewError byte
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func (hv HashVersionTooNewError) Error() string {
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return fmt.Sprintf("crypto/bcrypt: bcrypt algorithm version '%c' requested is newer than current version '%c'", byte(hv), majorVersion)
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}
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// The error returned from CompareHashAndPassword when a hash starts with something other than '$'
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type InvalidHashPrefixError byte
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func (ih InvalidHashPrefixError) Error() string {
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return fmt.Sprintf("crypto/bcrypt: bcrypt hashes must start with '$', but hashedSecret started with '%c'", byte(ih))
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}
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type InvalidCostError int
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func (ic InvalidCostError) Error() string {
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return fmt.Sprintf("crypto/bcrypt: cost %d is outside allowed range (%d,%d)", int(ic), int(MinCost), int(MaxCost))
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}
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const (
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majorVersion = '2'
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minorVersion = 'a'
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maxSaltSize = 16
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maxCryptedHashSize = 23
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encodedSaltSize = 22
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encodedHashSize = 31
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minHashSize = 59
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)
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// magicCipherData is an IV for the 64 Blowfish encryption calls in
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// bcrypt(). It's the string "OrpheanBeholderScryDoubt" in big-endian bytes.
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var magicCipherData = []byte{
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0x4f, 0x72, 0x70, 0x68,
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0x65, 0x61, 0x6e, 0x42,
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0x65, 0x68, 0x6f, 0x6c,
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0x64, 0x65, 0x72, 0x53,
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0x63, 0x72, 0x79, 0x44,
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0x6f, 0x75, 0x62, 0x74,
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}
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type hashed struct {
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hash []byte
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salt []byte
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cost int // allowed range is MinCost to MaxCost
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major byte
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minor byte
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}
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// GenerateFromPassword returns the bcrypt hash of the password at the given
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// cost. If the cost given is less than MinCost, the cost will be set to
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// DefaultCost, instead. Use CompareHashAndPassword, as defined in this package,
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// to compare the returned hashed password with its cleartext version.
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func GenerateFromPassword(password []byte, cost int) ([]byte, error) {
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p, err := newFromPassword(password, cost)
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if err != nil {
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return nil, err
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}
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return p.Hash(), nil
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}
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// CompareHashAndPassword compares a bcrypt hashed password with its possible
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// plaintext equivalent. Returns nil on success, or an error on failure.
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func CompareHashAndPassword(hashedPassword, password []byte) error {
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p, err := newFromHash(hashedPassword)
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if err != nil {
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return err
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}
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otherHash, err := bcrypt(password, p.cost, p.salt)
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if err != nil {
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return err
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}
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otherP := &hashed{otherHash, p.salt, p.cost, p.major, p.minor}
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if subtle.ConstantTimeCompare(p.Hash(), otherP.Hash()) == 1 {
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return nil
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}
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return ErrMismatchedHashAndPassword
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}
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// Cost returns the hashing cost used to create the given hashed
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// password. When, in the future, the hashing cost of a password system needs
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// to be increased in order to adjust for greater computational power, this
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// function allows one to establish which passwords need to be updated.
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func Cost(hashedPassword []byte) (int, error) {
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p, err := newFromHash(hashedPassword)
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if err != nil {
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return 0, err
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}
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return p.cost, nil
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}
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func newFromPassword(password []byte, cost int) (*hashed, error) {
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if cost < MinCost {
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cost = DefaultCost
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}
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p := new(hashed)
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p.major = majorVersion
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p.minor = minorVersion
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err := checkCost(cost)
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if err != nil {
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return nil, err
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}
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p.cost = cost
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unencodedSalt := make([]byte, maxSaltSize)
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_, err = io.ReadFull(rand.Reader, unencodedSalt)
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if err != nil {
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return nil, err
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}
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p.salt = base64Encode(unencodedSalt)
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hash, err := bcrypt(password, p.cost, p.salt)
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if err != nil {
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return nil, err
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}
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p.hash = hash
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return p, err
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}
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func newFromHash(hashedSecret []byte) (*hashed, error) {
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if len(hashedSecret) < minHashSize {
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return nil, ErrHashTooShort
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}
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p := new(hashed)
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n, err := p.decodeVersion(hashedSecret)
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if err != nil {
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return nil, err
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}
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hashedSecret = hashedSecret[n:]
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n, err = p.decodeCost(hashedSecret)
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if err != nil {
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return nil, err
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}
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hashedSecret = hashedSecret[n:]
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// The "+2" is here because we'll have to append at most 2 '=' to the salt
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// when base64 decoding it in expensiveBlowfishSetup().
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p.salt = make([]byte, encodedSaltSize, encodedSaltSize+2)
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copy(p.salt, hashedSecret[:encodedSaltSize])
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hashedSecret = hashedSecret[encodedSaltSize:]
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p.hash = make([]byte, len(hashedSecret))
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copy(p.hash, hashedSecret)
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return p, nil
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}
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func bcrypt(password []byte, cost int, salt []byte) ([]byte, error) {
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cipherData := make([]byte, len(magicCipherData))
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copy(cipherData, magicCipherData)
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c, err := expensiveBlowfishSetup(password, uint32(cost), salt)
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if err != nil {
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return nil, err
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}
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for i := 0; i < 24; i += 8 {
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for j := 0; j < 64; j++ {
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c.Encrypt(cipherData[i:i+8], cipherData[i:i+8])
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}
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}
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// Bug compatibility with C bcrypt implementations. We only encode 23 of
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// the 24 bytes encrypted.
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hsh := base64Encode(cipherData[:maxCryptedHashSize])
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return hsh, nil
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}
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func expensiveBlowfishSetup(key []byte, cost uint32, salt []byte) (*blowfish.Cipher, error) {
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csalt, err := base64Decode(salt)
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if err != nil {
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return nil, err
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}
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// Bug compatibility with C bcrypt implementations. They use the trailing
|
||||
// NULL in the key string during expansion.
|
||||
ckey := append(key, 0)
|
||||
|
||||
c, err := blowfish.NewSaltedCipher(ckey, csalt)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
var i, rounds uint64
|
||||
rounds = 1 << cost
|
||||
for i = 0; i < rounds; i++ {
|
||||
blowfish.ExpandKey(ckey, c)
|
||||
blowfish.ExpandKey(csalt, c)
|
||||
}
|
||||
|
||||
return c, nil
|
||||
}
|
||||
|
||||
func (p *hashed) Hash() []byte {
|
||||
arr := make([]byte, 60)
|
||||
arr[0] = '$'
|
||||
arr[1] = p.major
|
||||
n := 2
|
||||
if p.minor != 0 {
|
||||
arr[2] = p.minor
|
||||
n = 3
|
||||
}
|
||||
arr[n] = '$'
|
||||
n += 1
|
||||
copy(arr[n:], []byte(fmt.Sprintf("%02d", p.cost)))
|
||||
n += 2
|
||||
arr[n] = '$'
|
||||
n += 1
|
||||
copy(arr[n:], p.salt)
|
||||
n += encodedSaltSize
|
||||
copy(arr[n:], p.hash)
|
||||
n += encodedHashSize
|
||||
return arr[:n]
|
||||
}
|
||||
|
||||
func (p *hashed) decodeVersion(sbytes []byte) (int, error) {
|
||||
if sbytes[0] != '$' {
|
||||
return -1, InvalidHashPrefixError(sbytes[0])
|
||||
}
|
||||
if sbytes[1] > majorVersion {
|
||||
return -1, HashVersionTooNewError(sbytes[1])
|
||||
}
|
||||
p.major = sbytes[1]
|
||||
n := 3
|
||||
if sbytes[2] != '$' {
|
||||
p.minor = sbytes[2]
|
||||
n++
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
// sbytes should begin where decodeVersion left off.
|
||||
func (p *hashed) decodeCost(sbytes []byte) (int, error) {
|
||||
cost, err := strconv.Atoi(string(sbytes[0:2]))
|
||||
if err != nil {
|
||||
return -1, err
|
||||
}
|
||||
err = checkCost(cost)
|
||||
if err != nil {
|
||||
return -1, err
|
||||
}
|
||||
p.cost = cost
|
||||
return 3, nil
|
||||
}
|
||||
|
||||
func (p *hashed) String() string {
|
||||
return fmt.Sprintf("&{hash: %#v, salt: %#v, cost: %d, major: %c, minor: %c}", string(p.hash), p.salt, p.cost, p.major, p.minor)
|
||||
}
|
||||
|
||||
func checkCost(cost int) error {
|
||||
if cost < MinCost || cost > MaxCost {
|
||||
return InvalidCostError(cost)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
|
@ -0,0 +1,226 @@
|
|||
// Copyright 2011 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
package bcrypt
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestBcryptingIsEasy(t *testing.T) {
|
||||
pass := []byte("mypassword")
|
||||
hp, err := GenerateFromPassword(pass, 0)
|
||||
if err != nil {
|
||||
t.Fatalf("GenerateFromPassword error: %s", err)
|
||||
}
|
||||
|
||||
if CompareHashAndPassword(hp, pass) != nil {
|
||||
t.Errorf("%v should hash %s correctly", hp, pass)
|
||||
}
|
||||
|
||||
notPass := "notthepass"
|
||||
err = CompareHashAndPassword(hp, []byte(notPass))
|
||||
if err != ErrMismatchedHashAndPassword {
|
||||
t.Errorf("%v and %s should be mismatched", hp, notPass)
|
||||
}
|
||||
}
|
||||
|
||||
func TestBcryptingIsCorrect(t *testing.T) {
|
||||
pass := []byte("allmine")
|
||||
salt := []byte("XajjQvNhvvRt5GSeFk1xFe")
|
||||
expectedHash := []byte("$2a$10$XajjQvNhvvRt5GSeFk1xFeyqRrsxkhBkUiQeg0dt.wU1qD4aFDcga")
|
||||
|
||||
hash, err := bcrypt(pass, 10, salt)
|
||||
if err != nil {
|
||||
t.Fatalf("bcrypt blew up: %v", err)
|
||||
}
|
||||
if !bytes.HasSuffix(expectedHash, hash) {
|
||||
t.Errorf("%v should be the suffix of %v", hash, expectedHash)
|
||||
}
|
||||
|
||||
h, err := newFromHash(expectedHash)
|
||||
if err != nil {
|
||||
t.Errorf("Unable to parse %s: %v", string(expectedHash), err)
|
||||
}
|
||||
|
||||
// This is not the safe way to compare these hashes. We do this only for
|
||||
// testing clarity. Use bcrypt.CompareHashAndPassword()
|
||||
if err == nil && !bytes.Equal(expectedHash, h.Hash()) {
|
||||
t.Errorf("Parsed hash %v should equal %v", h.Hash(), expectedHash)
|
||||
}
|
||||
}
|
||||
|
||||
func TestVeryShortPasswords(t *testing.T) {
|
||||
key := []byte("k")
|
||||
salt := []byte("XajjQvNhvvRt5GSeFk1xFe")
|
||||
_, err := bcrypt(key, 10, salt)
|
||||
if err != nil {
|
||||
t.Errorf("One byte key resulted in error: %s", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestTooLongPasswordsWork(t *testing.T) {
|
||||
salt := []byte("XajjQvNhvvRt5GSeFk1xFe")
|
||||
// One byte over the usual 56 byte limit that blowfish has
|
||||
tooLongPass := []byte("012345678901234567890123456789012345678901234567890123456")
|
||||
tooLongExpected := []byte("$2a$10$XajjQvNhvvRt5GSeFk1xFe5l47dONXg781AmZtd869sO8zfsHuw7C")
|
||||
hash, err := bcrypt(tooLongPass, 10, salt)
|
||||
if err != nil {
|
||||
t.Fatalf("bcrypt blew up on long password: %v", err)
|
||||
}
|
||||
if !bytes.HasSuffix(tooLongExpected, hash) {
|
||||
t.Errorf("%v should be the suffix of %v", hash, tooLongExpected)
|
||||
}
|
||||
}
|
||||
|
||||
type InvalidHashTest struct {
|
||||
err error
|
||||
hash []byte
|
||||
}
|
||||
|
||||
var invalidTests = []InvalidHashTest{
|
||||
{ErrHashTooShort, []byte("$2a$10$fooo")},
|
||||
{ErrHashTooShort, []byte("$2a")},
|
||||
{HashVersionTooNewError('3'), []byte("$3a$10$sssssssssssssssssssssshhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh")},
|
||||
{InvalidHashPrefixError('%'), []byte("%2a$10$sssssssssssssssssssssshhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh")},
|
||||
{InvalidCostError(32), []byte("$2a$32$sssssssssssssssssssssshhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh")},
|
||||
}
|
||||
|
||||
func TestInvalidHashErrors(t *testing.T) {
|
||||
check := func(name string, expected, err error) {
|
||||
if err == nil {
|
||||
t.Errorf("%s: Should have returned an error", name)
|
||||
}
|
||||
if err != nil && err != expected {
|
||||
t.Errorf("%s gave err %v but should have given %v", name, err, expected)
|
||||
}
|
||||
}
|
||||
for _, iht := range invalidTests {
|
||||
_, err := newFromHash(iht.hash)
|
||||
check("newFromHash", iht.err, err)
|
||||
err = CompareHashAndPassword(iht.hash, []byte("anything"))
|
||||
check("CompareHashAndPassword", iht.err, err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestUnpaddedBase64Encoding(t *testing.T) {
|
||||
original := []byte{101, 201, 101, 75, 19, 227, 199, 20, 239, 236, 133, 32, 30, 109, 243, 30}
|
||||
encodedOriginal := []byte("XajjQvNhvvRt5GSeFk1xFe")
|
||||
|
||||
encoded := base64Encode(original)
|
||||
|
||||
if !bytes.Equal(encodedOriginal, encoded) {
|
||||
t.Errorf("Encoded %v should have equaled %v", encoded, encodedOriginal)
|
||||
}
|
||||
|
||||
decoded, err := base64Decode(encodedOriginal)
|
||||
if err != nil {
|
||||
t.Fatalf("base64Decode blew up: %s", err)
|
||||
}
|
||||
|
||||
if !bytes.Equal(decoded, original) {
|
||||
t.Errorf("Decoded %v should have equaled %v", decoded, original)
|
||||
}
|
||||
}
|
||||
|
||||
func TestCost(t *testing.T) {
|
||||
suffix := "XajjQvNhvvRt5GSeFk1xFe5l47dONXg781AmZtd869sO8zfsHuw7C"
|
||||
for _, vers := range []string{"2a", "2"} {
|
||||
for _, cost := range []int{4, 10} {
|
||||
s := fmt.Sprintf("$%s$%02d$%s", vers, cost, suffix)
|
||||
h := []byte(s)
|
||||
actual, err := Cost(h)
|
||||
if err != nil {
|
||||
t.Errorf("Cost, error: %s", err)
|
||||
continue
|
||||
}
|
||||
if actual != cost {
|
||||
t.Errorf("Cost, expected: %d, actual: %d", cost, actual)
|
||||
}
|
||||
}
|
||||
}
|
||||
_, err := Cost([]byte("$a$a$" + suffix))
|
||||
if err == nil {
|
||||
t.Errorf("Cost, malformed but no error returned")
|
||||
}
|
||||
}
|
||||
|
||||
func TestCostValidationInHash(t *testing.T) {
|
||||
if testing.Short() {
|
||||
return
|
||||
}
|
||||
|
||||
pass := []byte("mypassword")
|
||||
|
||||
for c := 0; c < MinCost; c++ {
|
||||
p, _ := newFromPassword(pass, c)
|
||||
if p.cost != DefaultCost {
|
||||
t.Errorf("newFromPassword should default costs below %d to %d, but was %d", MinCost, DefaultCost, p.cost)
|
||||
}
|
||||
}
|
||||
|
||||
p, _ := newFromPassword(pass, 14)
|
||||
if p.cost != 14 {
|
||||
t.Errorf("newFromPassword should default cost to 14, but was %d", p.cost)
|
||||
}
|
||||
|
||||
hp, _ := newFromHash(p.Hash())
|
||||
if p.cost != hp.cost {
|
||||
t.Errorf("newFromHash should maintain the cost at %d, but was %d", p.cost, hp.cost)
|
||||
}
|
||||
|
||||
_, err := newFromPassword(pass, 32)
|
||||
if err == nil {
|
||||
t.Fatalf("newFromPassword: should return a cost error")
|
||||
}
|
||||
if err != InvalidCostError(32) {
|
||||
t.Errorf("newFromPassword: should return cost error, got %#v", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestCostReturnsWithLeadingZeroes(t *testing.T) {
|
||||
hp, _ := newFromPassword([]byte("abcdefgh"), 7)
|
||||
cost := hp.Hash()[4:7]
|
||||
expected := []byte("07$")
|
||||
|
||||
if !bytes.Equal(expected, cost) {
|
||||
t.Errorf("single digit costs in hash should have leading zeros: was %v instead of %v", cost, expected)
|
||||
}
|
||||
}
|
||||
|
||||
func TestMinorNotRequired(t *testing.T) {
|
||||
noMinorHash := []byte("$2$10$XajjQvNhvvRt5GSeFk1xFeyqRrsxkhBkUiQeg0dt.wU1qD4aFDcga")
|
||||
h, err := newFromHash(noMinorHash)
|
||||
if err != nil {
|
||||
t.Fatalf("No minor hash blew up: %s", err)
|
||||
}
|
||||
if h.minor != 0 {
|
||||
t.Errorf("Should leave minor version at 0, but was %d", h.minor)
|
||||
}
|
||||
|
||||
if !bytes.Equal(noMinorHash, h.Hash()) {
|
||||
t.Errorf("Should generate hash %v, but created %v", noMinorHash, h.Hash())
|
||||
}
|
||||
}
|
||||
|
||||
func BenchmarkEqual(b *testing.B) {
|
||||
b.StopTimer()
|
||||
passwd := []byte("somepasswordyoulike")
|
||||
hash, _ := GenerateFromPassword(passwd, 10)
|
||||
b.StartTimer()
|
||||
for i := 0; i < b.N; i++ {
|
||||
CompareHashAndPassword(hash, passwd)
|
||||
}
|
||||
}
|
||||
|
||||
func BenchmarkGeneration(b *testing.B) {
|
||||
b.StopTimer()
|
||||
passwd := []byte("mylongpassword1234")
|
||||
b.StartTimer()
|
||||
for i := 0; i < b.N; i++ {
|
||||
GenerateFromPassword(passwd, 10)
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,159 @@
|
|||
// Copyright 2010 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
package blowfish
|
||||
|
||||
// getNextWord returns the next big-endian uint32 value from the byte slice
|
||||
// at the given position in a circular manner, updating the position.
|
||||
func getNextWord(b []byte, pos *int) uint32 {
|
||||
var w uint32
|
||||
j := *pos
|
||||
for i := 0; i < 4; i++ {
|
||||
w = w<<8 | uint32(b[j])
|
||||
j++
|
||||
if j >= len(b) {
|
||||
j = 0
|
||||
}
|
||||
}
|
||||
*pos = j
|
||||
return w
|
||||
}
|
||||
|
||||
// ExpandKey performs a key expansion on the given *Cipher. Specifically, it
|
||||
// performs the Blowfish algorithm's key schedule which sets up the *Cipher's
|
||||
// pi and substitution tables for calls to Encrypt. This is used, primarily,
|
||||
// by the bcrypt package to reuse the Blowfish key schedule during its
|
||||
// set up. It's unlikely that you need to use this directly.
|
||||
func ExpandKey(key []byte, c *Cipher) {
|
||||
j := 0
|
||||
for i := 0; i < 18; i++ {
|
||||
// Using inlined getNextWord for performance.
|
||||
var d uint32
|
||||
for k := 0; k < 4; k++ {
|
||||
d = d<<8 | uint32(key[j])
|
||||
j++
|
||||
if j >= len(key) {
|
||||
j = 0
|
||||
}
|
||||
}
|
||||
c.p[i] ^= d
|
||||
}
|
||||
|
||||
var l, r uint32
|
||||
for i := 0; i < 18; i += 2 {
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.p[i], c.p[i+1] = l, r
|
||||
}
|
||||
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s0[i], c.s0[i+1] = l, r
|
||||
}
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s1[i], c.s1[i+1] = l, r
|
||||
}
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s2[i], c.s2[i+1] = l, r
|
||||
}
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s3[i], c.s3[i+1] = l, r
|
||||
}
|
||||
}
|
||||
|
||||
// This is similar to ExpandKey, but folds the salt during the key
|
||||
// schedule. While ExpandKey is essentially expandKeyWithSalt with an all-zero
|
||||
// salt passed in, reusing ExpandKey turns out to be a place of inefficiency
|
||||
// and specializing it here is useful.
|
||||
func expandKeyWithSalt(key []byte, salt []byte, c *Cipher) {
|
||||
j := 0
|
||||
for i := 0; i < 18; i++ {
|
||||
c.p[i] ^= getNextWord(key, &j)
|
||||
}
|
||||
|
||||
j = 0
|
||||
var l, r uint32
|
||||
for i := 0; i < 18; i += 2 {
|
||||
l ^= getNextWord(salt, &j)
|
||||
r ^= getNextWord(salt, &j)
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.p[i], c.p[i+1] = l, r
|
||||
}
|
||||
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l ^= getNextWord(salt, &j)
|
||||
r ^= getNextWord(salt, &j)
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s0[i], c.s0[i+1] = l, r
|
||||
}
|
||||
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l ^= getNextWord(salt, &j)
|
||||
r ^= getNextWord(salt, &j)
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s1[i], c.s1[i+1] = l, r
|
||||
}
|
||||
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l ^= getNextWord(salt, &j)
|
||||
r ^= getNextWord(salt, &j)
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s2[i], c.s2[i+1] = l, r
|
||||
}
|
||||
|
||||
for i := 0; i < 256; i += 2 {
|
||||
l ^= getNextWord(salt, &j)
|
||||
r ^= getNextWord(salt, &j)
|
||||
l, r = encryptBlock(l, r, c)
|
||||
c.s3[i], c.s3[i+1] = l, r
|
||||
}
|
||||
}
|
||||
|
||||
func encryptBlock(l, r uint32, c *Cipher) (uint32, uint32) {
|
||||
xl, xr := l, r
|
||||
xl ^= c.p[0]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[1]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[2]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[3]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[4]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[5]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[6]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[7]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[8]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[9]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[10]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[11]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[12]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[13]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[14]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[15]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[16]
|
||||
xr ^= c.p[17]
|
||||
return xr, xl
|
||||
}
|
||||
|
||||
func decryptBlock(l, r uint32, c *Cipher) (uint32, uint32) {
|
||||
xl, xr := l, r
|
||||
xl ^= c.p[17]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[16]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[15]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[14]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[13]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[12]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[11]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[10]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[9]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[8]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[7]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[6]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[5]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[4]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[3]
|
||||
xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[2]
|
||||
xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[1]
|
||||
xr ^= c.p[0]
|
||||
return xr, xl
|
||||
}
|
||||
|
|
@ -0,0 +1,274 @@
|
|||
// Copyright 2010 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
package blowfish
|
||||
|
||||
import "testing"
|
||||
|
||||
type CryptTest struct {
|
||||
key []byte
|
||||
in []byte
|
||||
out []byte
|
||||
}
|
||||
|
||||
// Test vector values are from http://www.schneier.com/code/vectors.txt.
|
||||
var encryptTests = []CryptTest{
|
||||
{
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x4E, 0xF9, 0x97, 0x45, 0x61, 0x98, 0xDD, 0x78}},
|
||||
{
|
||||
[]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
|
||||
[]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
|
||||
[]byte{0x51, 0x86, 0x6F, 0xD5, 0xB8, 0x5E, 0xCB, 0x8A}},
|
||||
{
|
||||
[]byte{0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
|
||||
[]byte{0x7D, 0x85, 0x6F, 0x9A, 0x61, 0x30, 0x63, 0xF2}},
|
||||
{
|
||||
[]byte{0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
|
||||
[]byte{0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
|
||||
[]byte{0x24, 0x66, 0xDD, 0x87, 0x8B, 0x96, 0x3C, 0x9D}},
|
||||
|
||||
{
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
|
||||
[]byte{0x61, 0xF9, 0xC3, 0x80, 0x22, 0x81, 0xB0, 0x96}},
|
||||
{
|
||||
[]byte{0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11},
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0x7D, 0x0C, 0xC6, 0x30, 0xAF, 0xDA, 0x1E, 0xC7}},
|
||||
{
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x4E, 0xF9, 0x97, 0x45, 0x61, 0x98, 0xDD, 0x78}},
|
||||
{
|
||||
[]byte{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10},
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0x0A, 0xCE, 0xAB, 0x0F, 0xC6, 0xA0, 0xA2, 0x8D}},
|
||||
{
|
||||
[]byte{0x7C, 0xA1, 0x10, 0x45, 0x4A, 0x1A, 0x6E, 0x57},
|
||||
[]byte{0x01, 0xA1, 0xD6, 0xD0, 0x39, 0x77, 0x67, 0x42},
|
||||
[]byte{0x59, 0xC6, 0x82, 0x45, 0xEB, 0x05, 0x28, 0x2B}},
|
||||
{
|
||||
[]byte{0x01, 0x31, 0xD9, 0x61, 0x9D, 0xC1, 0x37, 0x6E},
|
||||
[]byte{0x5C, 0xD5, 0x4C, 0xA8, 0x3D, 0xEF, 0x57, 0xDA},
|
||||
[]byte{0xB1, 0xB8, 0xCC, 0x0B, 0x25, 0x0F, 0x09, 0xA0}},
|
||||
{
|
||||
[]byte{0x07, 0xA1, 0x13, 0x3E, 0x4A, 0x0B, 0x26, 0x86},
|
||||
[]byte{0x02, 0x48, 0xD4, 0x38, 0x06, 0xF6, 0x71, 0x72},
|
||||
[]byte{0x17, 0x30, 0xE5, 0x77, 0x8B, 0xEA, 0x1D, 0xA4}},
|
||||
{
|
||||
[]byte{0x38, 0x49, 0x67, 0x4C, 0x26, 0x02, 0x31, 0x9E},
|
||||
[]byte{0x51, 0x45, 0x4B, 0x58, 0x2D, 0xDF, 0x44, 0x0A},
|
||||
[]byte{0xA2, 0x5E, 0x78, 0x56, 0xCF, 0x26, 0x51, 0xEB}},
|
||||
{
|
||||
[]byte{0x04, 0xB9, 0x15, 0xBA, 0x43, 0xFE, 0xB5, 0xB6},
|
||||
[]byte{0x42, 0xFD, 0x44, 0x30, 0x59, 0x57, 0x7F, 0xA2},
|
||||
[]byte{0x35, 0x38, 0x82, 0xB1, 0x09, 0xCE, 0x8F, 0x1A}},
|
||||
{
|
||||
[]byte{0x01, 0x13, 0xB9, 0x70, 0xFD, 0x34, 0xF2, 0xCE},
|
||||
[]byte{0x05, 0x9B, 0x5E, 0x08, 0x51, 0xCF, 0x14, 0x3A},
|
||||
[]byte{0x48, 0xF4, 0xD0, 0x88, 0x4C, 0x37, 0x99, 0x18}},
|
||||
{
|
||||
[]byte{0x01, 0x70, 0xF1, 0x75, 0x46, 0x8F, 0xB5, 0xE6},
|
||||
[]byte{0x07, 0x56, 0xD8, 0xE0, 0x77, 0x47, 0x61, 0xD2},
|
||||
[]byte{0x43, 0x21, 0x93, 0xB7, 0x89, 0x51, 0xFC, 0x98}},
|
||||
{
|
||||
[]byte{0x43, 0x29, 0x7F, 0xAD, 0x38, 0xE3, 0x73, 0xFE},
|
||||
[]byte{0x76, 0x25, 0x14, 0xB8, 0x29, 0xBF, 0x48, 0x6A},
|
||||
[]byte{0x13, 0xF0, 0x41, 0x54, 0xD6, 0x9D, 0x1A, 0xE5}},
|
||||
{
|
||||
[]byte{0x07, 0xA7, 0x13, 0x70, 0x45, 0xDA, 0x2A, 0x16},
|
||||
[]byte{0x3B, 0xDD, 0x11, 0x90, 0x49, 0x37, 0x28, 0x02},
|
||||
[]byte{0x2E, 0xED, 0xDA, 0x93, 0xFF, 0xD3, 0x9C, 0x79}},
|
||||
{
|
||||
[]byte{0x04, 0x68, 0x91, 0x04, 0xC2, 0xFD, 0x3B, 0x2F},
|
||||
[]byte{0x26, 0x95, 0x5F, 0x68, 0x35, 0xAF, 0x60, 0x9A},
|
||||
[]byte{0xD8, 0x87, 0xE0, 0x39, 0x3C, 0x2D, 0xA6, 0xE3}},
|
||||
{
|
||||
[]byte{0x37, 0xD0, 0x6B, 0xB5, 0x16, 0xCB, 0x75, 0x46},
|
||||
[]byte{0x16, 0x4D, 0x5E, 0x40, 0x4F, 0x27, 0x52, 0x32},
|
||||
[]byte{0x5F, 0x99, 0xD0, 0x4F, 0x5B, 0x16, 0x39, 0x69}},
|
||||
{
|
||||
[]byte{0x1F, 0x08, 0x26, 0x0D, 0x1A, 0xC2, 0x46, 0x5E},
|
||||
[]byte{0x6B, 0x05, 0x6E, 0x18, 0x75, 0x9F, 0x5C, 0xCA},
|
||||
[]byte{0x4A, 0x05, 0x7A, 0x3B, 0x24, 0xD3, 0x97, 0x7B}},
|
||||
{
|
||||
[]byte{0x58, 0x40, 0x23, 0x64, 0x1A, 0xBA, 0x61, 0x76},
|
||||
[]byte{0x00, 0x4B, 0xD6, 0xEF, 0x09, 0x17, 0x60, 0x62},
|
||||
[]byte{0x45, 0x20, 0x31, 0xC1, 0xE4, 0xFA, 0xDA, 0x8E}},
|
||||
{
|
||||
[]byte{0x02, 0x58, 0x16, 0x16, 0x46, 0x29, 0xB0, 0x07},
|
||||
[]byte{0x48, 0x0D, 0x39, 0x00, 0x6E, 0xE7, 0x62, 0xF2},
|
||||
[]byte{0x75, 0x55, 0xAE, 0x39, 0xF5, 0x9B, 0x87, 0xBD}},
|
||||
{
|
||||
[]byte{0x49, 0x79, 0x3E, 0xBC, 0x79, 0xB3, 0x25, 0x8F},
|
||||
[]byte{0x43, 0x75, 0x40, 0xC8, 0x69, 0x8F, 0x3C, 0xFA},
|
||||
[]byte{0x53, 0xC5, 0x5F, 0x9C, 0xB4, 0x9F, 0xC0, 0x19}},
|
||||
{
|
||||
[]byte{0x4F, 0xB0, 0x5E, 0x15, 0x15, 0xAB, 0x73, 0xA7},
|
||||
[]byte{0x07, 0x2D, 0x43, 0xA0, 0x77, 0x07, 0x52, 0x92},
|
||||
[]byte{0x7A, 0x8E, 0x7B, 0xFA, 0x93, 0x7E, 0x89, 0xA3}},
|
||||
{
|
||||
[]byte{0x49, 0xE9, 0x5D, 0x6D, 0x4C, 0xA2, 0x29, 0xBF},
|
||||
[]byte{0x02, 0xFE, 0x55, 0x77, 0x81, 0x17, 0xF1, 0x2A},
|
||||
[]byte{0xCF, 0x9C, 0x5D, 0x7A, 0x49, 0x86, 0xAD, 0xB5}},
|
||||
{
|
||||
[]byte{0x01, 0x83, 0x10, 0xDC, 0x40, 0x9B, 0x26, 0xD6},
|
||||
[]byte{0x1D, 0x9D, 0x5C, 0x50, 0x18, 0xF7, 0x28, 0xC2},
|
||||
[]byte{0xD1, 0xAB, 0xB2, 0x90, 0x65, 0x8B, 0xC7, 0x78}},
|
||||
{
|
||||
[]byte{0x1C, 0x58, 0x7F, 0x1C, 0x13, 0x92, 0x4F, 0xEF},
|
||||
[]byte{0x30, 0x55, 0x32, 0x28, 0x6D, 0x6F, 0x29, 0x5A},
|
||||
[]byte{0x55, 0xCB, 0x37, 0x74, 0xD1, 0x3E, 0xF2, 0x01}},
|
||||
{
|
||||
[]byte{0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01},
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0xFA, 0x34, 0xEC, 0x48, 0x47, 0xB2, 0x68, 0xB2}},
|
||||
{
|
||||
[]byte{0x1F, 0x1F, 0x1F, 0x1F, 0x0E, 0x0E, 0x0E, 0x0E},
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0xA7, 0x90, 0x79, 0x51, 0x08, 0xEA, 0x3C, 0xAE}},
|
||||
{
|
||||
[]byte{0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1, 0xFE},
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0xC3, 0x9E, 0x07, 0x2D, 0x9F, 0xAC, 0x63, 0x1D}},
|
||||
{
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
|
||||
[]byte{0x01, 0x49, 0x33, 0xE0, 0xCD, 0xAF, 0xF6, 0xE4}},
|
||||
{
|
||||
[]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0xF2, 0x1E, 0x9A, 0x77, 0xB7, 0x1C, 0x49, 0xBC}},
|
||||
{
|
||||
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF},
|
||||
[]byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
|
||||
[]byte{0x24, 0x59, 0x46, 0x88, 0x57, 0x54, 0x36, 0x9A}},
|
||||
{
|
||||
[]byte{0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10},
|
||||
[]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
|
||||
[]byte{0x6B, 0x5C, 0x5A, 0x9C, 0x5D, 0x9E, 0x0A, 0x5A}},
|
||||
}
|
||||
|
||||
func TestCipherEncrypt(t *testing.T) {
|
||||
for i, tt := range encryptTests {
|
||||
c, err := NewCipher(tt.key)
|
||||
if err != nil {
|
||||
t.Errorf("NewCipher(%d bytes) = %s", len(tt.key), err)
|
||||
continue
|
||||
}
|
||||
ct := make([]byte, len(tt.out))
|
||||
c.Encrypt(ct, tt.in)
|
||||
for j, v := range ct {
|
||||
if v != tt.out[j] {
|
||||
t.Errorf("Cipher.Encrypt, test vector #%d: cipher-text[%d] = %#x, expected %#x", i, j, v, tt.out[j])
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestCipherDecrypt(t *testing.T) {
|
||||
for i, tt := range encryptTests {
|
||||
c, err := NewCipher(tt.key)
|
||||
if err != nil {
|
||||
t.Errorf("NewCipher(%d bytes) = %s", len(tt.key), err)
|
||||
continue
|
||||
}
|
||||
pt := make([]byte, len(tt.in))
|
||||
c.Decrypt(pt, tt.out)
|
||||
for j, v := range pt {
|
||||
if v != tt.in[j] {
|
||||
t.Errorf("Cipher.Decrypt, test vector #%d: plain-text[%d] = %#x, expected %#x", i, j, v, tt.in[j])
|
||||
break
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestSaltedCipherKeyLength(t *testing.T) {
|
||||
if _, err := NewSaltedCipher(nil, []byte{'a'}); err != KeySizeError(0) {
|
||||
t.Errorf("NewSaltedCipher with short key, gave error %#v, expected %#v", err, KeySizeError(0))
|
||||
}
|
||||
|
||||
// A 57-byte key. One over the typical blowfish restriction.
|
||||
key := []byte("012345678901234567890123456789012345678901234567890123456")
|
||||
if _, err := NewSaltedCipher(key, []byte{'a'}); err != nil {
|
||||
t.Errorf("NewSaltedCipher with long key, gave error %#v", err)
|
||||
}
|
||||
}
|
||||
|
||||
// Test vectors generated with Blowfish from OpenSSH.
|
||||
var saltedVectors = [][8]byte{
|
||||
{0x0c, 0x82, 0x3b, 0x7b, 0x8d, 0x01, 0x4b, 0x7e},
|
||||
{0xd1, 0xe1, 0x93, 0xf0, 0x70, 0xa6, 0xdb, 0x12},
|
||||
{0xfc, 0x5e, 0xba, 0xde, 0xcb, 0xf8, 0x59, 0xad},
|
||||
{0x8a, 0x0c, 0x76, 0xe7, 0xdd, 0x2c, 0xd3, 0xa8},
|
||||
{0x2c, 0xcb, 0x7b, 0xee, 0xac, 0x7b, 0x7f, 0xf8},
|
||||
{0xbb, 0xf6, 0x30, 0x6f, 0xe1, 0x5d, 0x62, 0xbf},
|
||||
{0x97, 0x1e, 0xc1, 0x3d, 0x3d, 0xe0, 0x11, 0xe9},
|
||||
{0x06, 0xd7, 0x4d, 0xb1, 0x80, 0xa3, 0xb1, 0x38},
|
||||
{0x67, 0xa1, 0xa9, 0x75, 0x0e, 0x5b, 0xc6, 0xb4},
|
||||
{0x51, 0x0f, 0x33, 0x0e, 0x4f, 0x67, 0xd2, 0x0c},
|
||||
{0xf1, 0x73, 0x7e, 0xd8, 0x44, 0xea, 0xdb, 0xe5},
|
||||
{0x14, 0x0e, 0x16, 0xce, 0x7f, 0x4a, 0x9c, 0x7b},
|
||||
{0x4b, 0xfe, 0x43, 0xfd, 0xbf, 0x36, 0x04, 0x47},
|
||||
{0xb1, 0xeb, 0x3e, 0x15, 0x36, 0xa7, 0xbb, 0xe2},
|
||||
{0x6d, 0x0b, 0x41, 0xdd, 0x00, 0x98, 0x0b, 0x19},
|
||||
{0xd3, 0xce, 0x45, 0xce, 0x1d, 0x56, 0xb7, 0xfc},
|
||||
{0xd9, 0xf0, 0xfd, 0xda, 0xc0, 0x23, 0xb7, 0x93},
|
||||
{0x4c, 0x6f, 0xa1, 0xe4, 0x0c, 0xa8, 0xca, 0x57},
|
||||
{0xe6, 0x2f, 0x28, 0xa7, 0x0c, 0x94, 0x0d, 0x08},
|
||||
{0x8f, 0xe3, 0xf0, 0xb6, 0x29, 0xe3, 0x44, 0x03},
|
||||
{0xff, 0x98, 0xdd, 0x04, 0x45, 0xb4, 0x6d, 0x1f},
|
||||
{0x9e, 0x45, 0x4d, 0x18, 0x40, 0x53, 0xdb, 0xef},
|
||||
{0xb7, 0x3b, 0xef, 0x29, 0xbe, 0xa8, 0x13, 0x71},
|
||||
{0x02, 0x54, 0x55, 0x41, 0x8e, 0x04, 0xfc, 0xad},
|
||||
{0x6a, 0x0a, 0xee, 0x7c, 0x10, 0xd9, 0x19, 0xfe},
|
||||
{0x0a, 0x22, 0xd9, 0x41, 0xcc, 0x23, 0x87, 0x13},
|
||||
{0x6e, 0xff, 0x1f, 0xff, 0x36, 0x17, 0x9c, 0xbe},
|
||||
{0x79, 0xad, 0xb7, 0x40, 0xf4, 0x9f, 0x51, 0xa6},
|
||||
{0x97, 0x81, 0x99, 0xa4, 0xde, 0x9e, 0x9f, 0xb6},
|
||||
{0x12, 0x19, 0x7a, 0x28, 0xd0, 0xdc, 0xcc, 0x92},
|
||||
{0x81, 0xda, 0x60, 0x1e, 0x0e, 0xdd, 0x65, 0x56},
|
||||
{0x7d, 0x76, 0x20, 0xb2, 0x73, 0xc9, 0x9e, 0xee},
|
||||
}
|
||||
|
||||
func TestSaltedCipher(t *testing.T) {
|
||||
var key, salt [32]byte
|
||||
for i := range key {
|
||||
key[i] = byte(i)
|
||||
salt[i] = byte(i + 32)
|
||||
}
|
||||
for i, v := range saltedVectors {
|
||||
c, err := NewSaltedCipher(key[:], salt[:i])
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
var buf [8]byte
|
||||
c.Encrypt(buf[:], buf[:])
|
||||
if v != buf {
|
||||
t.Errorf("%d: expected %x, got %x", i, v, buf)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func BenchmarkExpandKeyWithSalt(b *testing.B) {
|
||||
key := make([]byte, 32)
|
||||
salt := make([]byte, 16)
|
||||
c, _ := NewCipher(key)
|
||||
for i := 0; i < b.N; i++ {
|
||||
expandKeyWithSalt(key, salt, c)
|
||||
}
|
||||
}
|
||||
|
||||
func BenchmarkExpandKey(b *testing.B) {
|
||||
key := make([]byte, 32)
|
||||
c, _ := NewCipher(key)
|
||||
for i := 0; i < b.N; i++ {
|
||||
ExpandKey(key, c)
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,91 @@
|
|||
// Copyright 2010 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// Package blowfish implements Bruce Schneier's Blowfish encryption algorithm.
|
||||
package blowfish // import "golang.org/x/crypto/blowfish"
|
||||
|
||||
// The code is a port of Bruce Schneier's C implementation.
|
||||
// See http://www.schneier.com/blowfish.html.
|
||||
|
||||
import "strconv"
|
||||
|
||||
// The Blowfish block size in bytes.
|
||||
const BlockSize = 8
|
||||
|
||||
// A Cipher is an instance of Blowfish encryption using a particular key.
|
||||
type Cipher struct {
|
||||
p [18]uint32
|
||||
s0, s1, s2, s3 [256]uint32
|
||||
}
|
||||
|
||||
type KeySizeError int
|
||||
|
||||
func (k KeySizeError) Error() string {
|
||||
return "crypto/blowfish: invalid key size " + strconv.Itoa(int(k))
|
||||
}
|
||||
|
||||
// NewCipher creates and returns a Cipher.
|
||||
// The key argument should be the Blowfish key, from 1 to 56 bytes.
|
||||
func NewCipher(key []byte) (*Cipher, error) {
|
||||
var result Cipher
|
||||
if k := len(key); k < 1 || k > 56 {
|
||||
return nil, KeySizeError(k)
|
||||
}
|
||||
initCipher(&result)
|
||||
ExpandKey(key, &result)
|
||||
return &result, nil
|
||||
}
|
||||
|
||||
// NewSaltedCipher creates a returns a Cipher that folds a salt into its key
|
||||
// schedule. For most purposes, NewCipher, instead of NewSaltedCipher, is
|
||||
// sufficient and desirable. For bcrypt compatibility, the key can be over 56
|
||||
// bytes.
|
||||
func NewSaltedCipher(key, salt []byte) (*Cipher, error) {
|
||||
if len(salt) == 0 {
|
||||
return NewCipher(key)
|
||||
}
|
||||
var result Cipher
|
||||
if k := len(key); k < 1 {
|
||||
return nil, KeySizeError(k)
|
||||
}
|
||||
initCipher(&result)
|
||||
expandKeyWithSalt(key, salt, &result)
|
||||
return &result, nil
|
||||
}
|
||||
|
||||
// BlockSize returns the Blowfish block size, 8 bytes.
|
||||
// It is necessary to satisfy the Block interface in the
|
||||
// package "crypto/cipher".
|
||||
func (c *Cipher) BlockSize() int { return BlockSize }
|
||||
|
||||
// Encrypt encrypts the 8-byte buffer src using the key k
|
||||
// and stores the result in dst.
|
||||
// Note that for amounts of data larger than a block,
|
||||
// it is not safe to just call Encrypt on successive blocks;
|
||||
// instead, use an encryption mode like CBC (see crypto/cipher/cbc.go).
|
||||
func (c *Cipher) Encrypt(dst, src []byte) {
|
||||
l := uint32(src[0])<<24 | uint32(src[1])<<16 | uint32(src[2])<<8 | uint32(src[3])
|
||||
r := uint32(src[4])<<24 | uint32(src[5])<<16 | uint32(src[6])<<8 | uint32(src[7])
|
||||
l, r = encryptBlock(l, r, c)
|
||||
dst[0], dst[1], dst[2], dst[3] = byte(l>>24), byte(l>>16), byte(l>>8), byte(l)
|
||||
dst[4], dst[5], dst[6], dst[7] = byte(r>>24), byte(r>>16), byte(r>>8), byte(r)
|
||||
}
|
||||
|
||||
// Decrypt decrypts the 8-byte buffer src using the key k
|
||||
// and stores the result in dst.
|
||||
func (c *Cipher) Decrypt(dst, src []byte) {
|
||||
l := uint32(src[0])<<24 | uint32(src[1])<<16 | uint32(src[2])<<8 | uint32(src[3])
|
||||
r := uint32(src[4])<<24 | uint32(src[5])<<16 | uint32(src[6])<<8 | uint32(src[7])
|
||||
l, r = decryptBlock(l, r, c)
|
||||
dst[0], dst[1], dst[2], dst[3] = byte(l>>24), byte(l>>16), byte(l>>8), byte(l)
|
||||
dst[4], dst[5], dst[6], dst[7] = byte(r>>24), byte(r>>16), byte(r>>8), byte(r)
|
||||
}
|
||||
|
||||
func initCipher(c *Cipher) {
|
||||
copy(c.p[0:], p[0:])
|
||||
copy(c.s0[0:], s0[0:])
|
||||
copy(c.s1[0:], s1[0:])
|
||||
copy(c.s2[0:], s2[0:])
|
||||
copy(c.s3[0:], s3[0:])
|
||||
}
|
||||
|
|
@ -0,0 +1,199 @@
|
|||
// Copyright 2010 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// The startup permutation array and substitution boxes.
|
||||
// They are the hexadecimal digits of PI; see:
|
||||
// http://www.schneier.com/code/constants.txt.
|
||||
|
||||
package blowfish
|
||||
|
||||
var s0 = [256]uint32{
|
||||
0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed, 0x6a267e96,
|
||||
0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
|
||||
0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e, 0x0d95748f, 0x728eb658,
|
||||
0x718bcd58, 0x82154aee, 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
|
||||
0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e,
|
||||
0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
|
||||
0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440, 0x55ca396a, 0x2aab10b6,
|
||||
0xb4cc5c34, 0x1141e8ce, 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
|
||||
0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e, 0xafd6ba33, 0x6c24cf5c,
|
||||
0x7a325381, 0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
|
||||
0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d, 0xe98575b1,
|
||||
0xdc262302, 0xeb651b88, 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
|
||||
0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e, 0x21c66842, 0xf6e96c9a,
|
||||
0x670c9c61, 0xabd388f0, 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
|
||||
0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98, 0xa1f1651d, 0x39af0176,
|
||||
0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
|
||||
0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6, 0x4ed3aa62, 0x363f7706,
|
||||
0x1bfedf72, 0x429b023d, 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
|
||||
0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b,
|
||||
0x976ce0bd, 0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
|
||||
0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, 0x6dfc511f, 0x9b30952c,
|
||||
0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
|
||||
0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb, 0x5579c0bd, 0x1a60320a,
|
||||
0xd6a100c6, 0x402c7279, 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
|
||||
0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760,
|
||||
0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
|
||||
0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573, 0x695b27b0, 0xbbca58c8,
|
||||
0xe1ffa35d, 0xb8f011a0, 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
|
||||
0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33,
|
||||
0x62fb1341, 0xcee4c6e8, 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
|
||||
0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0, 0xafc725e0,
|
||||
0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
|
||||
0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777,
|
||||
0xea752dfe, 0x8b021fa1, 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
|
||||
0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705,
|
||||
0x93cc7314, 0x211a1477, 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
|
||||
0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49, 0x00250e2d, 0x2071b35e,
|
||||
0x226800bb, 0x57b8e0af, 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
|
||||
0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5, 0x83260376, 0x6295cfa9,
|
||||
0x11c81968, 0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
|
||||
0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5, 0x571be91f,
|
||||
0xf296ec6b, 0x2a0dd915, 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
|
||||
0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a,
|
||||
}
|
||||
|
||||
var s1 = [256]uint32{
|
||||
0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623, 0xad6ea6b0, 0x49a7df7d,
|
||||
0x9cee60b8, 0x8fedb266, 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
|
||||
0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e, 0x3f54989a, 0x5b429d65,
|
||||
0x6b8fe4d6, 0x99f73fd6, 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
|
||||
0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f, 0x3ebaefc9,
|
||||
0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
|
||||
0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8, 0xb03ada37, 0xf0500c0d,
|
||||
0xf01c1f04, 0x0200b3ff, 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
|
||||
0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc,
|
||||
0xc8b57634, 0x9af3dda7, 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
|
||||
0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331, 0x4e548b38, 0x4f6db908,
|
||||
0x6f420d03, 0xf60a04bf, 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
|
||||
0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e, 0x5512721f, 0x2e6b7124,
|
||||
0x501adde6, 0x9f84cd87, 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
|
||||
0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847, 0x3215d908,
|
||||
0xdd433b37, 0x24c2ba16, 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
|
||||
0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b, 0x043556f1, 0xd7a3c76b,
|
||||
0x3c11183b, 0x5924a509, 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
|
||||
0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa,
|
||||
0x2965dcb9, 0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
|
||||
0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4, 0xf2f74ea7, 0x361d2b3d,
|
||||
0x1939260f, 0x19c27960, 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
|
||||
0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28, 0xc332ddef, 0xbe6c5aa5,
|
||||
0x65582185, 0x68ab9802, 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
|
||||
0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510, 0x13cca830, 0xeb61bd96,
|
||||
0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
|
||||
0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e, 0x648b1eaf, 0x19bdf0ca,
|
||||
0xa02369b9, 0x655abb50, 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
|
||||
0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8, 0xf837889a, 0x97e32d77,
|
||||
0x11ed935f, 0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
|
||||
0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696, 0xcdb30aeb, 0x532e3054,
|
||||
0x8fd948e4, 0x6dbc3128, 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
|
||||
0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0, 0x45eee2b6, 0xa3aaabea,
|
||||
0xdb6c4f15, 0xfacb4fd0, 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
|
||||
0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2, 0x5b8d2646,
|
||||
0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
|
||||
0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00, 0x58428d2a, 0x0c55f5ea,
|
||||
0x1dadf43e, 0x233f7061, 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
|
||||
0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e,
|
||||
0xe8efd855, 0x61d99735, 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
|
||||
0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9, 0xdb73dbd3, 0x105588cd,
|
||||
0x675fda79, 0xe3674340, 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
|
||||
0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7,
|
||||
}
|
||||
|
||||
var s2 = [256]uint32{
|
||||
0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934, 0x411520f7, 0x7602d4f7,
|
||||
0xbcf46b2e, 0xd4a20068, 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
|
||||
0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840, 0x4d95fc1d, 0x96b591af,
|
||||
0x70f4ddd3, 0x66a02f45, 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
|
||||
0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a, 0x28507825, 0x530429f4,
|
||||
0x0a2c86da, 0xe9b66dfb, 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
|
||||
0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6, 0xaace1e7c, 0xd3375fec,
|
||||
0xce78a399, 0x406b2a42, 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
|
||||
0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2, 0x3a6efa74, 0xdd5b4332,
|
||||
0x6841e7f7, 0xca7820fb, 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
|
||||
0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b, 0x55a867bc, 0xa1159a58,
|
||||
0xcca92963, 0x99e1db33, 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
|
||||
0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3, 0x95c11548, 0xe4c66d22,
|
||||
0x48c1133f, 0xc70f86dc, 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
|
||||
0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564, 0x257b7834, 0x602a9c60,
|
||||
0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
|
||||
0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922, 0x85b2a20e, 0xe6ba0d99,
|
||||
0xde720c8c, 0x2da2f728, 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
|
||||
0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, 0x0a476341, 0x992eff74,
|
||||
0x3a6f6eab, 0xf4f8fd37, 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
|
||||
0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804, 0xf1290dc7, 0xcc00ffa3,
|
||||
0xb5390f92, 0x690fed0b, 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
|
||||
0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb, 0x37392eb3, 0xcc115979,
|
||||
0x8026e297, 0xf42e312d, 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
|
||||
0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350, 0x1a6b1018, 0x11caedfa,
|
||||
0x3d25bdd8, 0xe2e1c3c9, 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
|
||||
0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe, 0x9dbc8057, 0xf0f7c086,
|
||||
0x60787bf8, 0x6003604d, 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
|
||||
0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f, 0x77a057be, 0xbde8ae24,
|
||||
0x55464299, 0xbf582e61, 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
|
||||
0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9, 0x7aeb2661, 0x8b1ddf84,
|
||||
0x846a0e79, 0x915f95e2, 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
|
||||
0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e, 0xb77f19b6, 0xe0a9dc09,
|
||||
0x662d09a1, 0xc4324633, 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
|
||||
0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169, 0xdcb7da83, 0x573906fe,
|
||||
0xa1e2ce9b, 0x4fcd7f52, 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
|
||||
0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5, 0xf0177a28, 0xc0f586e0,
|
||||
0x006058aa, 0x30dc7d62, 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
|
||||
0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76, 0x6f05e409, 0x4b7c0188,
|
||||
0x39720a3d, 0x7c927c24, 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
|
||||
0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4, 0x1e50ef5e, 0xb161e6f8,
|
||||
0xa28514d9, 0x6c51133c, 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
|
||||
0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0,
|
||||
}
|
||||
|
||||
var s3 = [256]uint32{
|
||||
0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b, 0x5cb0679e, 0x4fa33742,
|
||||
0xd3822740, 0x99bc9bbe, 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
|
||||
0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, 0x5748ab2f, 0xbc946e79,
|
||||
0xc6a376d2, 0x6549c2c8, 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
|
||||
0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304, 0xa1fad5f0, 0x6a2d519a,
|
||||
0x63ef8ce2, 0x9a86ee22, 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
|
||||
0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6, 0x2826a2f9, 0xa73a3ae1,
|
||||
0x4ba99586, 0xef5562e9, 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
|
||||
0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593, 0xe990fd5a, 0x9e34d797,
|
||||
0x2cf0b7d9, 0x022b8b51, 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
|
||||
0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c, 0xe029ac71, 0xe019a5e6,
|
||||
0x47b0acfd, 0xed93fa9b, 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
|
||||
0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c, 0x15056dd4, 0x88f46dba,
|
||||
0x03a16125, 0x0564f0bd, 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
|
||||
0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319, 0x7533d928, 0xb155fdf5,
|
||||
0x03563482, 0x8aba3cbb, 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
|
||||
0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991, 0xea7a90c2, 0xfb3e7bce,
|
||||
0x5121ce64, 0x774fbe32, 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
|
||||
0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166, 0xb39a460a, 0x6445c0dd,
|
||||
0x586cdecf, 0x1c20c8ae, 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
|
||||
0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5, 0x72eacea8, 0xfa6484bb,
|
||||
0x8d6612ae, 0xbf3c6f47, 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
|
||||
0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, 0x4040cb08, 0x4eb4e2cc,
|
||||
0x34d2466a, 0x0115af84, 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
|
||||
0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8, 0x611560b1, 0xe7933fdc,
|
||||
0xbb3a792b, 0x344525bd, 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
|
||||
0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, 0x1a908749, 0xd44fbd9a,
|
||||
0xd0dadecb, 0xd50ada38, 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
|
||||
0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c, 0xbf97222c, 0x15e6fc2a,
|
||||
0x0f91fc71, 0x9b941525, 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
|
||||
0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442, 0xe0ec6e0e, 0x1698db3b,
|
||||
0x4c98a0be, 0x3278e964, 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
|
||||
0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, 0xdf359f8d, 0x9b992f2e,
|
||||
0xe60b6f47, 0x0fe3f11d, 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
|
||||
0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299, 0xf523f357, 0xa6327623,
|
||||
0x93a83531, 0x56cccd02, 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
|
||||
0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614, 0xe6c6c7bd, 0x327a140a,
|
||||
0x45e1d006, 0xc3f27b9a, 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
|
||||
0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b, 0x53113ec0, 0x1640e3d3,
|
||||
0x38abbd60, 0x2547adf0, 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
|
||||
0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c, 0x02fb8a8c,
|
||||
0x01c36ae4, 0xd6ebe1f9, 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
|
||||
0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6,
|
||||
}
|
||||
|
||||
var p = [18]uint32{
|
||||
0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822, 0x299f31d0,
|
||||
0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
|
||||
0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917, 0x9216d5d9, 0x8979fb1b,
|
||||
}
|
||||
Loading…
Reference in New Issue