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Put PKCS#12 behind a flag, and check in the vendored dependency

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This commit is contained in:
Filippo Valsorda
2018-08-12 23:21:46 -04:00
parent 6be76ae477
commit 060fcce2db
14 changed files with 1491 additions and 17 deletions
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40
cert.go
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@@ -21,10 +21,11 @@ import (
"os/user"
"path/filepath"
"regexp"
"software.sslmate.com/src/go-pkcs12"
"strconv"
"strings"
"time"
"software.sslmate.com/src/go-pkcs12"
)
var userAndHostname string
@@ -82,21 +83,23 @@ func (m *mkcert) makeCert(hosts []string) {
filename += "+" + strconv.Itoa(len(hosts)-1)
}
privDER, err := x509.MarshalPKCS8PrivateKey(priv)
fatalIfErr(err, "failed to encode certificate key")
err = ioutil.WriteFile(filename+"-key.pem", pem.EncodeToMemory(
&pem.Block{Type: "PRIVATE KEY", Bytes: privDER}), 0600)
fatalIfErr(err, "failed to save certificate key")
if !m.pkcs12 {
privDER, err := x509.MarshalPKCS8PrivateKey(priv)
fatalIfErr(err, "failed to encode certificate key")
err = ioutil.WriteFile(filename+"-key.pem", pem.EncodeToMemory(
&pem.Block{Type: "PRIVATE KEY", Bytes: privDER}), 0600)
fatalIfErr(err, "failed to save certificate key")
err = ioutil.WriteFile(filename+".pem", pem.EncodeToMemory(
&pem.Block{Type: "CERTIFICATE", Bytes: cert}), 0644)
fatalIfErr(err, "failed to save certificate key")
// generate PKCS#12
domainCert, _ := x509.ParseCertificate(cert)
pfxData, _ := pkcs12.Encode(rand.Reader, priv, domainCert, []*x509.Certificate{m.caCert}, "changeit")
err = ioutil.WriteFile(filename+".p12", pfxData, 0644)
fatalIfErr(err, "failed to save PKCS#12")
err = ioutil.WriteFile(filename+".pem", pem.EncodeToMemory(
&pem.Block{Type: "CERTIFICATE", Bytes: cert}), 0644)
fatalIfErr(err, "failed to save certificate key")
} else {
domainCert, _ := x509.ParseCertificate(cert)
pfxData, err := pkcs12.Encode(rand.Reader, priv, domainCert, []*x509.Certificate{m.caCert}, "changeit")
fatalIfErr(err, "failed to generate PKCS#12")
err = ioutil.WriteFile(filename+".p12", pfxData, 0644)
fatalIfErr(err, "failed to save PKCS#12")
}
secondLvlWildcardRegexp := regexp.MustCompile(`(?i)^\*\.[0-9a-z_-]+$`)
log.Printf("\nCreated a new certificate valid for the following names 📜")
@@ -106,7 +109,12 @@ func (m *mkcert) makeCert(hosts []string) {
log.Printf(" Warning: many browsers don't support second-level wildcards like %q ⚠️", h)
}
}
log.Printf("\nThe certificate is at \"./%s.pem\", and the key at \"./%s-key.pem\", and the PKCS#12 at \"./%s.p12\" ✅\n\n", filename, filename, filename)
if !m.pkcs12 {
log.Printf("\nThe certificate is at \"./%s.pem\" and the key at \"./%s-key.pem\" ✅\n\n", filename, filename)
} else {
log.Printf("\nThe PKCS#12 bundle is at \"./%s.p12\" ✅\n\n", filename)
}
}
// loadCA will load or create the CA at CAROOT.

7
main.go
View File

@@ -34,6 +34,9 @@ const usage = `Usage of mkcert:
$ mkcert '*.example.com'
Generate "_wildcard.example.com.pem" and "_wildcard.example.com-key.pem".
$ mkcert -pkcs12 example.com
Generate "example.com.p12" instead of a PEM file.
$ mkcert -uninstall
Uninstall the local CA (but do not delete it).
@@ -45,6 +48,7 @@ func main() {
log.SetFlags(0)
var installFlag = flag.Bool("install", false, "install the local root CA in the system trust store")
var uninstallFlag = flag.Bool("uninstall", false, "uninstall the local root CA from the system trust store")
var pkcs12Flag = flag.Bool("pkcs12", false, "generate PKCS#12 instead of PEM")
var carootFlag = flag.Bool("CAROOT", false, "print the CAROOT path")
flag.Usage = func() { fmt.Fprintf(flag.CommandLine.Output(), usage) }
flag.Parse()
@@ -59,7 +63,7 @@ func main() {
log.Fatalln("ERROR: you can't set -install and -uninstall at the same time")
}
(&mkcert{
installMode: *installFlag, uninstallMode: *uninstallFlag,
installMode: *installFlag, uninstallMode: *uninstallFlag, pkcs12: *pkcs12Flag,
}).Run(flag.Args())
}
@@ -68,6 +72,7 @@ const keyName = "rootCA-key.pem"
type mkcert struct {
installMode, uninstallMode bool
pkcs12 bool
CAROOT string
caCert *x509.Certificate

10
vendor/software.sslmate.com/src/go-pkcs12/.gitattributes generated vendored Normal file
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@@ -0,0 +1,10 @@
# Treat all files in this repo as binary, with no git magic updating
# line endings. Windows users contributing to Go will need to use a
# modern version of git and editors capable of LF line endings.
#
# We'll prevent accidental CRLF line endings from entering the repo
# via the git-review gofmt checks.
#
# See golang.org/issue/9281
* -text

2
vendor/software.sslmate.com/src/go-pkcs12/.gitignore generated vendored Normal file
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@@ -0,0 +1,2 @@
# Add no patterns to .hgignore except for files generated by the build.
last-change

28
vendor/software.sslmate.com/src/go-pkcs12/LICENSE generated vendored Normal file
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@@ -0,0 +1,28 @@
Copyright (c) 2015, 2018 Opsmate, Inc.
Copyright (c) 2009 The Go Authors. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following disclaimer
in the documentation and/or other materials provided with the
distribution.
* Neither the name of Google Inc. nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

50
vendor/software.sslmate.com/src/go-pkcs12/bmp-string.go generated vendored Normal file
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@@ -0,0 +1,50 @@
// Copyright 2015 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 pkcs12
import (
"errors"
"unicode/utf16"
)
// bmpString returns s encoded in UCS-2 with a zero terminator.
func bmpString(s string) ([]byte, error) {
// References:
// https://tools.ietf.org/html/rfc7292#appendix-B.1
// https://en.wikipedia.org/wiki/Plane_(Unicode)#Basic_Multilingual_Plane
// - non-BMP characters are encoded in UTF 16 by using a surrogate pair of 16-bit codes
// EncodeRune returns 0xfffd if the rune does not need special encoding
// - the above RFC provides the info that BMPStrings are NULL terminated.
ret := make([]byte, 0, 2*len(s)+2)
for _, r := range s {
if t, _ := utf16.EncodeRune(r); t != 0xfffd {
return nil, errors.New("pkcs12: string contains characters that cannot be encoded in UCS-2")
}
ret = append(ret, byte(r/256), byte(r%256))
}
return append(ret, 0, 0), nil
}
func decodeBMPString(bmpString []byte) (string, error) {
if len(bmpString)%2 != 0 {
return "", errors.New("pkcs12: odd-length BMP string")
}
// strip terminator if present
if l := len(bmpString); l >= 2 && bmpString[l-1] == 0 && bmpString[l-2] == 0 {
bmpString = bmpString[:l-2]
}
s := make([]uint16, 0, len(bmpString)/2)
for len(bmpString) > 0 {
s = append(s, uint16(bmpString[0])<<8+uint16(bmpString[1]))
bmpString = bmpString[2:]
}
return string(utf16.Decode(s)), nil
}

172
vendor/software.sslmate.com/src/go-pkcs12/crypto.go generated vendored Normal file
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@@ -0,0 +1,172 @@
// Copyright 2015 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 pkcs12
import (
"bytes"
"crypto/cipher"
"crypto/des"
"crypto/x509/pkix"
"encoding/asn1"
"errors"
"software.sslmate.com/src/go-pkcs12/internal/rc2"
)
var (
oidPBEWithSHAAnd3KeyTripleDESCBC = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 12, 1, 3})
oidPBEWithSHAAnd40BitRC2CBC = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 12, 1, 6})
)
// pbeCipher is an abstraction of a PKCS#12 cipher.
type pbeCipher interface {
// create returns a cipher.Block given a key.
create(key []byte) (cipher.Block, error)
// deriveKey returns a key derived from the given password and salt.
deriveKey(salt, password []byte, iterations int) []byte
// deriveKey returns an IV derived from the given password and salt.
deriveIV(salt, password []byte, iterations int) []byte
}
type shaWithTripleDESCBC struct{}
func (shaWithTripleDESCBC) create(key []byte) (cipher.Block, error) {
return des.NewTripleDESCipher(key)
}
func (shaWithTripleDESCBC) deriveKey(salt, password []byte, iterations int) []byte {
return pbkdf(sha1Sum, 20, 64, salt, password, iterations, 1, 24)
}
func (shaWithTripleDESCBC) deriveIV(salt, password []byte, iterations int) []byte {
return pbkdf(sha1Sum, 20, 64, salt, password, iterations, 2, 8)
}
type shaWith40BitRC2CBC struct{}
func (shaWith40BitRC2CBC) create(key []byte) (cipher.Block, error) {
return rc2.New(key, len(key)*8)
}
func (shaWith40BitRC2CBC) deriveKey(salt, password []byte, iterations int) []byte {
return pbkdf(sha1Sum, 20, 64, salt, password, iterations, 1, 5)
}
func (shaWith40BitRC2CBC) deriveIV(salt, password []byte, iterations int) []byte {
return pbkdf(sha1Sum, 20, 64, salt, password, iterations, 2, 8)
}
type pbeParams struct {
Salt []byte
Iterations int
}
func pbeCipherFor(algorithm pkix.AlgorithmIdentifier, password []byte) (cipher.Block, []byte, error) {
var cipherType pbeCipher
switch {
case algorithm.Algorithm.Equal(oidPBEWithSHAAnd3KeyTripleDESCBC):
cipherType = shaWithTripleDESCBC{}
case algorithm.Algorithm.Equal(oidPBEWithSHAAnd40BitRC2CBC):
cipherType = shaWith40BitRC2CBC{}
default:
return nil, nil, NotImplementedError("algorithm " + algorithm.Algorithm.String() + " is not supported")
}
var params pbeParams
if err := unmarshal(algorithm.Parameters.FullBytes, &params); err != nil {
return nil, nil, err
}
key := cipherType.deriveKey(params.Salt, password, params.Iterations)
iv := cipherType.deriveIV(params.Salt, password, params.Iterations)
block, err := cipherType.create(key)
if err != nil {
return nil, nil, err
}
return block, iv, nil
}
func pbDecrypterFor(algorithm pkix.AlgorithmIdentifier, password []byte) (cipher.BlockMode, int, error) {
block, iv, err := pbeCipherFor(algorithm, password)
if err != nil {
return nil, 0, err
}
return cipher.NewCBCDecrypter(block, iv), block.BlockSize(), nil
}
func pbDecrypt(info decryptable, password []byte) (decrypted []byte, err error) {
cbc, blockSize, err := pbDecrypterFor(info.Algorithm(), password)
if err != nil {
return nil, err
}
encrypted := info.Data()
if len(encrypted) == 0 {
return nil, errors.New("pkcs12: empty encrypted data")
}
if len(encrypted)%blockSize != 0 {
return nil, errors.New("pkcs12: input is not a multiple of the block size")
}
decrypted = make([]byte, len(encrypted))
cbc.CryptBlocks(decrypted, encrypted)
psLen := int(decrypted[len(decrypted)-1])
if psLen == 0 || psLen > blockSize {
return nil, ErrDecryption
}
if len(decrypted) < psLen {
return nil, ErrDecryption
}
ps := decrypted[len(decrypted)-psLen:]
decrypted = decrypted[:len(decrypted)-psLen]
if bytes.Compare(ps, bytes.Repeat([]byte{byte(psLen)}, psLen)) != 0 {
return nil, ErrDecryption
}
return
}
// decryptable abstracts an object that contains ciphertext.
type decryptable interface {
Algorithm() pkix.AlgorithmIdentifier
Data() []byte
}
func pbEncrypterFor(algorithm pkix.AlgorithmIdentifier, password []byte) (cipher.BlockMode, int, error) {
block, iv, err := pbeCipherFor(algorithm, password)
if err != nil {
return nil, 0, err
}
return cipher.NewCBCEncrypter(block, iv), block.BlockSize(), nil
}
func pbEncrypt(info encryptable, decrypted []byte, password []byte) error {
cbc, blockSize, err := pbEncrypterFor(info.Algorithm(), password)
if err != nil {
return err
}
psLen := blockSize - len(decrypted)%blockSize
encrypted := make([]byte, len(decrypted)+psLen)
copy(encrypted[:len(decrypted)], decrypted)
copy(encrypted[len(decrypted):], bytes.Repeat([]byte{byte(psLen)}, psLen))
cbc.CryptBlocks(encrypted, encrypted)
info.SetData(encrypted)
return nil
}
// encryptable abstracts a object that contains ciphertext.
type encryptable interface {
Algorithm() pkix.AlgorithmIdentifier
SetData([]byte)
}

23
vendor/software.sslmate.com/src/go-pkcs12/errors.go generated vendored Normal file
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@@ -0,0 +1,23 @@
// Copyright 2015 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 pkcs12
import "errors"
var (
// ErrDecryption represents a failure to decrypt the input.
ErrDecryption = errors.New("pkcs12: decryption error, incorrect padding")
// ErrIncorrectPassword is returned when an incorrect password is detected.
// Usually, P12/PFX data is signed to be able to verify the password.
ErrIncorrectPassword = errors.New("pkcs12: decryption password incorrect")
)
// NotImplementedError indicates that the input is not currently supported.
type NotImplementedError string
func (e NotImplementedError) Error() string {
return "pkcs12: " + string(e)
}

271
vendor/software.sslmate.com/src/go-pkcs12/internal/rc2/rc2.go generated vendored Normal file
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@@ -0,0 +1,271 @@
// Copyright 2015 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 rc2 implements the RC2 cipher
/*
https://www.ietf.org/rfc/rfc2268.txt
http://people.csail.mit.edu/rivest/pubs/KRRR98.pdf
This code is licensed under the MIT license.
*/
package rc2
import (
"crypto/cipher"
"encoding/binary"
)
// The rc2 block size in bytes
const BlockSize = 8
type rc2Cipher struct {
k [64]uint16
}
// New returns a new rc2 cipher with the given key and effective key length t1
func New(key []byte, t1 int) (cipher.Block, error) {
// TODO(dgryski): error checking for key length
return &rc2Cipher{
k: expandKey(key, t1),
}, nil
}
func (*rc2Cipher) BlockSize() int { return BlockSize }
var piTable = [256]byte{
0xd9, 0x78, 0xf9, 0xc4, 0x19, 0xdd, 0xb5, 0xed, 0x28, 0xe9, 0xfd, 0x79, 0x4a, 0xa0, 0xd8, 0x9d,
0xc6, 0x7e, 0x37, 0x83, 0x2b, 0x76, 0x53, 0x8e, 0x62, 0x4c, 0x64, 0x88, 0x44, 0x8b, 0xfb, 0xa2,
0x17, 0x9a, 0x59, 0xf5, 0x87, 0xb3, 0x4f, 0x13, 0x61, 0x45, 0x6d, 0x8d, 0x09, 0x81, 0x7d, 0x32,
0xbd, 0x8f, 0x40, 0xeb, 0x86, 0xb7, 0x7b, 0x0b, 0xf0, 0x95, 0x21, 0x22, 0x5c, 0x6b, 0x4e, 0x82,
0x54, 0xd6, 0x65, 0x93, 0xce, 0x60, 0xb2, 0x1c, 0x73, 0x56, 0xc0, 0x14, 0xa7, 0x8c, 0xf1, 0xdc,
0x12, 0x75, 0xca, 0x1f, 0x3b, 0xbe, 0xe4, 0xd1, 0x42, 0x3d, 0xd4, 0x30, 0xa3, 0x3c, 0xb6, 0x26,
0x6f, 0xbf, 0x0e, 0xda, 0x46, 0x69, 0x07, 0x57, 0x27, 0xf2, 0x1d, 0x9b, 0xbc, 0x94, 0x43, 0x03,
0xf8, 0x11, 0xc7, 0xf6, 0x90, 0xef, 0x3e, 0xe7, 0x06, 0xc3, 0xd5, 0x2f, 0xc8, 0x66, 0x1e, 0xd7,
0x08, 0xe8, 0xea, 0xde, 0x80, 0x52, 0xee, 0xf7, 0x84, 0xaa, 0x72, 0xac, 0x35, 0x4d, 0x6a, 0x2a,
0x96, 0x1a, 0xd2, 0x71, 0x5a, 0x15, 0x49, 0x74, 0x4b, 0x9f, 0xd0, 0x5e, 0x04, 0x18, 0xa4, 0xec,
0xc2, 0xe0, 0x41, 0x6e, 0x0f, 0x51, 0xcb, 0xcc, 0x24, 0x91, 0xaf, 0x50, 0xa1, 0xf4, 0x70, 0x39,
0x99, 0x7c, 0x3a, 0x85, 0x23, 0xb8, 0xb4, 0x7a, 0xfc, 0x02, 0x36, 0x5b, 0x25, 0x55, 0x97, 0x31,
0x2d, 0x5d, 0xfa, 0x98, 0xe3, 0x8a, 0x92, 0xae, 0x05, 0xdf, 0x29, 0x10, 0x67, 0x6c, 0xba, 0xc9,
0xd3, 0x00, 0xe6, 0xcf, 0xe1, 0x9e, 0xa8, 0x2c, 0x63, 0x16, 0x01, 0x3f, 0x58, 0xe2, 0x89, 0xa9,
0x0d, 0x38, 0x34, 0x1b, 0xab, 0x33, 0xff, 0xb0, 0xbb, 0x48, 0x0c, 0x5f, 0xb9, 0xb1, 0xcd, 0x2e,
0xc5, 0xf3, 0xdb, 0x47, 0xe5, 0xa5, 0x9c, 0x77, 0x0a, 0xa6, 0x20, 0x68, 0xfe, 0x7f, 0xc1, 0xad,
}
func expandKey(key []byte, t1 int) [64]uint16 {
l := make([]byte, 128)
copy(l, key)
var t = len(key)
var t8 = (t1 + 7) / 8
var tm = byte(255 % uint(1<<(8+uint(t1)-8*uint(t8))))
for i := len(key); i < 128; i++ {
l[i] = piTable[l[i-1]+l[uint8(i-t)]]
}
l[128-t8] = piTable[l[128-t8]&tm]
for i := 127 - t8; i >= 0; i-- {
l[i] = piTable[l[i+1]^l[i+t8]]
}
var k [64]uint16
for i := range k {
k[i] = uint16(l[2*i]) + uint16(l[2*i+1])*256
}
return k
}
func rotl16(x uint16, b uint) uint16 {
return (x >> (16 - b)) | (x << b)
}
func (c *rc2Cipher) Encrypt(dst, src []byte) {
r0 := binary.LittleEndian.Uint16(src[0:])
r1 := binary.LittleEndian.Uint16(src[2:])
r2 := binary.LittleEndian.Uint16(src[4:])
r3 := binary.LittleEndian.Uint16(src[6:])
var j int
for j <= 16 {
// mix r0
r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
r0 = rotl16(r0, 1)
j++
// mix r1
r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
r1 = rotl16(r1, 2)
j++
// mix r2
r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
r2 = rotl16(r2, 3)
j++
// mix r3
r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
r3 = rotl16(r3, 5)
j++
}
r0 = r0 + c.k[r3&63]
r1 = r1 + c.k[r0&63]
r2 = r2 + c.k[r1&63]
r3 = r3 + c.k[r2&63]
for j <= 40 {
// mix r0
r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
r0 = rotl16(r0, 1)
j++
// mix r1
r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
r1 = rotl16(r1, 2)
j++
// mix r2
r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
r2 = rotl16(r2, 3)
j++
// mix r3
r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
r3 = rotl16(r3, 5)
j++
}
r0 = r0 + c.k[r3&63]
r1 = r1 + c.k[r0&63]
r2 = r2 + c.k[r1&63]
r3 = r3 + c.k[r2&63]
for j <= 60 {
// mix r0
r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
r0 = rotl16(r0, 1)
j++
// mix r1
r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
r1 = rotl16(r1, 2)
j++
// mix r2
r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
r2 = rotl16(r2, 3)
j++
// mix r3
r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
r3 = rotl16(r3, 5)
j++
}
binary.LittleEndian.PutUint16(dst[0:], r0)
binary.LittleEndian.PutUint16(dst[2:], r1)
binary.LittleEndian.PutUint16(dst[4:], r2)
binary.LittleEndian.PutUint16(dst[6:], r3)
}
func (c *rc2Cipher) Decrypt(dst, src []byte) {
r0 := binary.LittleEndian.Uint16(src[0:])
r1 := binary.LittleEndian.Uint16(src[2:])
r2 := binary.LittleEndian.Uint16(src[4:])
r3 := binary.LittleEndian.Uint16(src[6:])
j := 63
for j >= 44 {
// unmix r3
r3 = rotl16(r3, 16-5)
r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
j--
// unmix r2
r2 = rotl16(r2, 16-3)
r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
j--
// unmix r1
r1 = rotl16(r1, 16-2)
r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
j--
// unmix r0
r0 = rotl16(r0, 16-1)
r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
j--
}
r3 = r3 - c.k[r2&63]
r2 = r2 - c.k[r1&63]
r1 = r1 - c.k[r0&63]
r0 = r0 - c.k[r3&63]
for j >= 20 {
// unmix r3
r3 = rotl16(r3, 16-5)
r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
j--
// unmix r2
r2 = rotl16(r2, 16-3)
r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
j--
// unmix r1
r1 = rotl16(r1, 16-2)
r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
j--
// unmix r0
r0 = rotl16(r0, 16-1)
r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
j--
}
r3 = r3 - c.k[r2&63]
r2 = r2 - c.k[r1&63]
r1 = r1 - c.k[r0&63]
r0 = r0 - c.k[r3&63]
for j >= 0 {
// unmix r3
r3 = rotl16(r3, 16-5)
r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
j--
// unmix r2
r2 = rotl16(r2, 16-3)
r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
j--
// unmix r1
r1 = rotl16(r1, 16-2)
r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
j--
// unmix r0
r0 = rotl16(r0, 16-1)
r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
j--
}
binary.LittleEndian.PutUint16(dst[0:], r0)
binary.LittleEndian.PutUint16(dst[2:], r1)
binary.LittleEndian.PutUint16(dst[4:], r2)
binary.LittleEndian.PutUint16(dst[6:], r3)
}

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vendor/software.sslmate.com/src/go-pkcs12/mac.go generated vendored Normal file
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// Copyright 2015 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 pkcs12
import (
"crypto/hmac"
"crypto/sha1"
"crypto/x509/pkix"
"encoding/asn1"
)
type macData struct {
Mac digestInfo
MacSalt []byte
Iterations int `asn1:"optional,default:1"`
}
// from PKCS#7:
type digestInfo struct {
Algorithm pkix.AlgorithmIdentifier
Digest []byte
}
var (
oidSHA1 = asn1.ObjectIdentifier([]int{1, 3, 14, 3, 2, 26})
)
func verifyMac(macData *macData, message, password []byte) error {
if !macData.Mac.Algorithm.Algorithm.Equal(oidSHA1) {
return NotImplementedError("unknown digest algorithm: " + macData.Mac.Algorithm.Algorithm.String())
}
key := pbkdf(sha1Sum, 20, 64, macData.MacSalt, password, macData.Iterations, 3, 20)
mac := hmac.New(sha1.New, key)
mac.Write(message)
expectedMAC := mac.Sum(nil)
if !hmac.Equal(macData.Mac.Digest, expectedMAC) {
return ErrIncorrectPassword
}
return nil
}
func computeMac(macData *macData, message, password []byte) error {
if !macData.Mac.Algorithm.Algorithm.Equal(oidSHA1) {
return NotImplementedError("unknown digest algorithm: " + macData.Mac.Algorithm.Algorithm.String())
}
key := pbkdf(sha1Sum, 20, 64, macData.MacSalt, password, macData.Iterations, 3, 20)
mac := hmac.New(sha1.New, key)
mac.Write(message)
macData.Mac.Digest = mac.Sum(nil)
return nil
}

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vendor/software.sslmate.com/src/go-pkcs12/pbkdf.go generated vendored Normal file
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// Copyright 2015 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 pkcs12
import (
"bytes"
"crypto/sha1"
"math/big"
)
var (
one = big.NewInt(1)
)
// sha1Sum returns the SHA-1 hash of in.
func sha1Sum(in []byte) []byte {
sum := sha1.Sum(in)
return sum[:]
}
// fillWithRepeats returns v*ceiling(len(pattern) / v) bytes consisting of
// repeats of pattern.
func fillWithRepeats(pattern []byte, v int) []byte {
if len(pattern) == 0 {
return nil
}
outputLen := v * ((len(pattern) + v - 1) / v)
return bytes.Repeat(pattern, (outputLen+len(pattern)-1)/len(pattern))[:outputLen]
}
func pbkdf(hash func([]byte) []byte, u, v int, salt, password []byte, r int, ID byte, size int) (key []byte) {
// implementation of https://tools.ietf.org/html/rfc7292#appendix-B.2 , RFC text verbatim in comments
// Let H be a hash function built around a compression function f:
// Z_2^u x Z_2^v -> Z_2^u
// (that is, H has a chaining variable and output of length u bits, and
// the message input to the compression function of H is v bits). The
// values for u and v are as follows:
// HASH FUNCTION VALUE u VALUE v
// MD2, MD5 128 512
// SHA-1 160 512
// SHA-224 224 512
// SHA-256 256 512
// SHA-384 384 1024
// SHA-512 512 1024
// SHA-512/224 224 1024
// SHA-512/256 256 1024
// Furthermore, let r be the iteration count.
// We assume here that u and v are both multiples of 8, as are the
// lengths of the password and salt strings (which we denote by p and s,
// respectively) and the number n of pseudorandom bits required. In
// addition, u and v are of course non-zero.
// For information on security considerations for MD5 [19], see [25] and
// [1], and on those for MD2, see [18].
// The following procedure can be used to produce pseudorandom bits for
// a particular "purpose" that is identified by a byte called "ID".
// This standard specifies 3 different values for the ID byte:
// 1. If ID=1, then the pseudorandom bits being produced are to be used
// as key material for performing encryption or decryption.
// 2. If ID=2, then the pseudorandom bits being produced are to be used
// as an IV (Initial Value) for encryption or decryption.
// 3. If ID=3, then the pseudorandom bits being produced are to be used
// as an integrity key for MACing.
// 1. Construct a string, D (the "diversifier"), by concatenating v/8
// copies of ID.
var D []byte
for i := 0; i < v; i++ {
D = append(D, ID)
}
// 2. Concatenate copies of the salt together to create a string S of
// length v(ceiling(s/v)) bits (the final copy of the salt may be
// truncated to create S). Note that if the salt is the empty
// string, then so is S.
S := fillWithRepeats(salt, v)
// 3. Concatenate copies of the password together to create a string P
// of length v(ceiling(p/v)) bits (the final copy of the password
// may be truncated to create P). Note that if the password is the
// empty string, then so is P.
P := fillWithRepeats(password, v)
// 4. Set I=S||P to be the concatenation of S and P.
I := append(S, P...)
// 5. Set c=ceiling(n/u).
c := (size + u - 1) / u
// 6. For i=1, 2, ..., c, do the following:
A := make([]byte, c*20)
var IjBuf []byte
for i := 0; i < c; i++ {
// A. Set A2=H^r(D||I). (i.e., the r-th hash of D||1,
// H(H(H(... H(D||I))))
Ai := hash(append(D, I...))
for j := 1; j < r; j++ {
Ai = hash(Ai)
}
copy(A[i*20:], Ai[:])
if i < c-1 { // skip on last iteration
// B. Concatenate copies of Ai to create a string B of length v
// bits (the final copy of Ai may be truncated to create B).
var B []byte
for len(B) < v {
B = append(B, Ai[:]...)
}
B = B[:v]
// C. Treating I as a concatenation I_0, I_1, ..., I_(k-1) of v-bit
// blocks, where k=ceiling(s/v)+ceiling(p/v), modify I by
// setting I_j=(I_j+B+1) mod 2^v for each j.
{
Bbi := new(big.Int).SetBytes(B)
Ij := new(big.Int)
for j := 0; j < len(I)/v; j++ {
Ij.SetBytes(I[j*v : (j+1)*v])
Ij.Add(Ij, Bbi)
Ij.Add(Ij, one)
Ijb := Ij.Bytes()
// We expect Ijb to be exactly v bytes,
// if it is longer or shorter we must
// adjust it accordingly.
if len(Ijb) > v {
Ijb = Ijb[len(Ijb)-v:]
}
if len(Ijb) < v {
if IjBuf == nil {
IjBuf = make([]byte, v)
}
bytesShort := v - len(Ijb)
for i := 0; i < bytesShort; i++ {
IjBuf[i] = 0
}
copy(IjBuf[bytesShort:], Ijb)
Ijb = IjBuf
}
copy(I[j*v:(j+1)*v], Ijb)
}
}
}
}
// 7. Concatenate A_1, A_2, ..., A_c together to form a pseudorandom
// bit string, A.
// 8. Use the first n bits of A as the output of this entire process.
return A[:size]
// If the above process is being used to generate a DES key, the process
// should be used to create 64 random bits, and the key's parity bits
// should be set after the 64 bits have been produced. Similar concerns
// hold for 2-key and 3-key triple-DES keys, for CDMF keys, and for any
// similar keys with parity bits "built into them".
}

501
vendor/software.sslmate.com/src/go-pkcs12/pkcs12.go generated vendored Normal file
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// Copyright 2015 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 pkcs12 implements some of PKCS#12.
//
// This implementation is distilled from https://tools.ietf.org/html/rfc7292
// and referenced documents. It is intended for decoding P12/PFX-stored
// certificates and keys for use with the crypto/tls package.
package pkcs12
import (
"crypto/ecdsa"
"crypto/rsa"
"crypto/sha1"
"crypto/x509"
"crypto/x509/pkix"
"encoding/asn1"
"encoding/hex"
"encoding/pem"
"errors"
"io"
)
var (
oidDataContentType = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 7, 1})
oidEncryptedDataContentType = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 7, 6})
oidFriendlyName = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 9, 20})
oidLocalKeyID = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 9, 21})
oidMicrosoftCSPName = asn1.ObjectIdentifier([]int{1, 3, 6, 1, 4, 1, 311, 17, 1})
)
type pfxPdu struct {
Version int
AuthSafe contentInfo
MacData macData `asn1:"optional"`
}
type contentInfo struct {
ContentType asn1.ObjectIdentifier
Content asn1.RawValue `asn1:"tag:0,explicit,optional"`
}
type encryptedData struct {
Version int
EncryptedContentInfo encryptedContentInfo
}
type encryptedContentInfo struct {
ContentType asn1.ObjectIdentifier
ContentEncryptionAlgorithm pkix.AlgorithmIdentifier
EncryptedContent []byte `asn1:"tag:0,optional"`
}
func (i encryptedContentInfo) Algorithm() pkix.AlgorithmIdentifier {
return i.ContentEncryptionAlgorithm
}
func (i encryptedContentInfo) Data() []byte { return i.EncryptedContent }
func (i *encryptedContentInfo) SetData(data []byte) { i.EncryptedContent = data }
type safeBag struct {
Id asn1.ObjectIdentifier
Value asn1.RawValue `asn1:"tag:0,explicit"`
Attributes []pkcs12Attribute `asn1:"set,optional"`
}
type pkcs12Attribute struct {
Id asn1.ObjectIdentifier
Value asn1.RawValue `asn1:"set"`
}
type encryptedPrivateKeyInfo struct {
AlgorithmIdentifier pkix.AlgorithmIdentifier
EncryptedData []byte
}
func (i encryptedPrivateKeyInfo) Algorithm() pkix.AlgorithmIdentifier {
return i.AlgorithmIdentifier
}
func (i encryptedPrivateKeyInfo) Data() []byte {
return i.EncryptedData
}
func (i *encryptedPrivateKeyInfo) SetData(data []byte) {
i.EncryptedData = data
}
// PEM block types
const (
certificateType = "CERTIFICATE"
privateKeyType = "PRIVATE KEY"
)
// unmarshal calls asn1.Unmarshal, but also returns an error if there is any
// trailing data after unmarshaling.
func unmarshal(in []byte, out interface{}) error {
trailing, err := asn1.Unmarshal(in, out)
if err != nil {
return err
}
if len(trailing) != 0 {
return errors.New("pkcs12: trailing data found")
}
return nil
}
// ConvertToPEM converts all "safe bags" contained in pfxData to PEM blocks.
func ToPEM(pfxData []byte, password string) ([]*pem.Block, error) {
encodedPassword, err := bmpString(password)
if err != nil {
return nil, ErrIncorrectPassword
}
bags, encodedPassword, err := getSafeContents(pfxData, encodedPassword)
if err != nil {
return nil, err
}
blocks := make([]*pem.Block, 0, len(bags))
for _, bag := range bags {
block, err := convertBag(&bag, encodedPassword)
if err != nil {
return nil, err
}
blocks = append(blocks, block)
}
return blocks, nil
}
func convertBag(bag *safeBag, password []byte) (*pem.Block, error) {
block := &pem.Block{
Headers: make(map[string]string),
}
for _, attribute := range bag.Attributes {
k, v, err := convertAttribute(&attribute)
if err != nil {
return nil, err
}
block.Headers[k] = v
}
switch {
case bag.Id.Equal(oidCertBag):
block.Type = certificateType
certsData, err := decodeCertBag(bag.Value.Bytes)
if err != nil {
return nil, err
}
block.Bytes = certsData
case bag.Id.Equal(oidPKCS8ShroundedKeyBag):
block.Type = privateKeyType
key, err := decodePkcs8ShroudedKeyBag(bag.Value.Bytes, password)
if err != nil {
return nil, err
}
switch key := key.(type) {
case *rsa.PrivateKey:
block.Bytes = x509.MarshalPKCS1PrivateKey(key)
case *ecdsa.PrivateKey:
block.Bytes, err = x509.MarshalECPrivateKey(key)
if err != nil {
return nil, err
}
default:
return nil, errors.New("found unknown private key type in PKCS#8 wrapping")
}
default:
return nil, errors.New("don't know how to convert a safe bag of type " + bag.Id.String())
}
return block, nil
}
func convertAttribute(attribute *pkcs12Attribute) (key, value string, err error) {
isString := false
switch {
case attribute.Id.Equal(oidFriendlyName):
key = "friendlyName"
isString = true
case attribute.Id.Equal(oidLocalKeyID):
key = "localKeyId"
case attribute.Id.Equal(oidMicrosoftCSPName):
// This key is chosen to match OpenSSL.
key = "Microsoft CSP Name"
isString = true
default:
return "", "", errors.New("pkcs12: unknown attribute with OID " + attribute.Id.String())
}
if isString {
if err := unmarshal(attribute.Value.Bytes, &attribute.Value); err != nil {
return "", "", err
}
if value, err = decodeBMPString(attribute.Value.Bytes); err != nil {
return "", "", err
}
} else {
var id []byte
if err := unmarshal(attribute.Value.Bytes, &id); err != nil {
return "", "", err
}
value = hex.EncodeToString(id)
}
return key, value, nil
}
// Decode extracts a certificate and private key from pfxData. This function
// assumes that there is only one certificate and only one private key in the
// pfxData.
func Decode(pfxData []byte, password string) (privateKey interface{}, certificate *x509.Certificate, err error) {
encodedPassword, err := bmpString(password)
if err != nil {
return nil, nil, err
}
bags, encodedPassword, err := getSafeContents(pfxData, encodedPassword)
if err != nil {
return nil, nil, err
}
if len(bags) != 2 {
err = errors.New("pkcs12: expected exactly two safe bags in the PFX PDU")
return
}
for _, bag := range bags {
switch {
case bag.Id.Equal(oidCertBag):
if certificate != nil {
err = errors.New("pkcs12: expected exactly one certificate bag")
}
certsData, err := decodeCertBag(bag.Value.Bytes)
if err != nil {
return nil, nil, err
}
certs, err := x509.ParseCertificates(certsData)
if err != nil {
return nil, nil, err
}
if len(certs) != 1 {
err = errors.New("pkcs12: expected exactly one certificate in the certBag")
return nil, nil, err
}
certificate = certs[0]
case bag.Id.Equal(oidPKCS8ShroundedKeyBag):
if privateKey != nil {
err = errors.New("pkcs12: expected exactly one key bag")
}
if privateKey, err = decodePkcs8ShroudedKeyBag(bag.Value.Bytes, encodedPassword); err != nil {
return nil, nil, err
}
}
}
if certificate == nil {
return nil, nil, errors.New("pkcs12: certificate missing")
}
if privateKey == nil {
return nil, nil, errors.New("pkcs12: private key missing")
}
return
}
func getSafeContents(p12Data, password []byte) (bags []safeBag, updatedPassword []byte, err error) {
pfx := new(pfxPdu)
if err := unmarshal(p12Data, pfx); err != nil {
return nil, nil, errors.New("pkcs12: error reading P12 data: " + err.Error())
}
if pfx.Version != 3 {
return nil, nil, NotImplementedError("can only decode v3 PFX PDU's")
}
if !pfx.AuthSafe.ContentType.Equal(oidDataContentType) {
return nil, nil, NotImplementedError("only password-protected PFX is implemented")
}
// unmarshal the explicit bytes in the content for type 'data'
if err := unmarshal(pfx.AuthSafe.Content.Bytes, &pfx.AuthSafe.Content); err != nil {
return nil, nil, err
}
if len(pfx.MacData.Mac.Algorithm.Algorithm) == 0 {
return nil, nil, errors.New("pkcs12: no MAC in data")
}
if err := verifyMac(&pfx.MacData, pfx.AuthSafe.Content.Bytes, password); err != nil {
if err == ErrIncorrectPassword && len(password) == 2 && password[0] == 0 && password[1] == 0 {
// some implementations use an empty byte array
// for the empty string password try one more
// time with empty-empty password
password = nil
err = verifyMac(&pfx.MacData, pfx.AuthSafe.Content.Bytes, password)
}
if err != nil {
return nil, nil, err
}
}
var authenticatedSafe []contentInfo
if err := unmarshal(pfx.AuthSafe.Content.Bytes, &authenticatedSafe); err != nil {
return nil, nil, err
}
if len(authenticatedSafe) != 2 {
return nil, nil, NotImplementedError("expected exactly two items in the authenticated safe")
}
for _, ci := range authenticatedSafe {
var data []byte
switch {
case ci.ContentType.Equal(oidDataContentType):
if err := unmarshal(ci.Content.Bytes, &data); err != nil {
return nil, nil, err
}
case ci.ContentType.Equal(oidEncryptedDataContentType):
var encryptedData encryptedData
if err := unmarshal(ci.Content.Bytes, &encryptedData); err != nil {
return nil, nil, err
}
if encryptedData.Version != 0 {
return nil, nil, NotImplementedError("only version 0 of EncryptedData is supported")
}
if data, err = pbDecrypt(encryptedData.EncryptedContentInfo, password); err != nil {
return nil, nil, err
}
default:
return nil, nil, NotImplementedError("only data and encryptedData content types are supported in authenticated safe")
}
var safeContents []safeBag
if err := unmarshal(data, &safeContents); err != nil {
return nil, nil, err
}
bags = append(bags, safeContents...)
}
return bags, password, nil
}
// Encode produces pfxData containing one private key, an end-entity certificate, and any number of CA certificates.
// It emulates the behavior of OpenSSL's PKCS12_create: it creates two SafeContents: one that's encrypted with RC2
// and contains the certificates, and another that is unencrypted and contains the private key shrouded with 3DES.
// The private key bag and the end-entity certificate bag have the LocalKeyId attribute set to the SHA-1 fingerprint
// of the end-entity certificate.
func Encode(rand io.Reader, privateKey interface{}, certificate *x509.Certificate, caCerts []*x509.Certificate, password string) (pfxData []byte, err error) {
encodedPassword, err := bmpString(password)
if err != nil {
return nil, err
}
var pfx pfxPdu
pfx.Version = 3
var certFingerprint = sha1.Sum(certificate.Raw)
var localKeyIdAttr pkcs12Attribute
localKeyIdAttr.Id = oidLocalKeyID
localKeyIdAttr.Value.Class = 0
localKeyIdAttr.Value.Tag = 17
localKeyIdAttr.Value.IsCompound = true
if localKeyIdAttr.Value.Bytes, err = asn1.Marshal(certFingerprint[:]); err != nil {
return nil, err
}
var certBags []safeBag
var certBag *safeBag
if certBag, err = makeCertBag(certificate.Raw, []pkcs12Attribute{localKeyIdAttr}); err != nil {
return nil, err
}
certBags = append(certBags, *certBag)
for _, cert := range caCerts {
if certBag, err = makeCertBag(cert.Raw, []pkcs12Attribute{}); err != nil {
return nil, err
}
certBags = append(certBags, *certBag)
}
var keyBag safeBag
keyBag.Id = oidPKCS8ShroundedKeyBag
keyBag.Value.Class = 2
keyBag.Value.Tag = 0
keyBag.Value.IsCompound = true
if keyBag.Value.Bytes, err = encodePkcs8ShroudedKeyBag(rand, privateKey, encodedPassword); err != nil {
return nil, err
}
keyBag.Attributes = append(keyBag.Attributes, localKeyIdAttr)
// Construct an authenticated safe with two SafeContents.
// The first SafeContents is encrypted and contains the cert bags.
// The second SafeContents is unencrypted and contains the shrouded key bag.
var authenticatedSafe [2]contentInfo
if authenticatedSafe[0], err = makeSafeContents(rand, certBags, encodedPassword); err != nil {
return nil, err
}
if authenticatedSafe[1], err = makeSafeContents(rand, []safeBag{keyBag}, nil); err != nil {
return nil, err
}
var authenticatedSafeBytes []byte
if authenticatedSafeBytes, err = asn1.Marshal(authenticatedSafe[:]); err != nil {
return nil, err
}
// compute the MAC
pfx.MacData.Mac.Algorithm.Algorithm = oidSHA1
pfx.MacData.MacSalt = make([]byte, 8)
if _, err = rand.Read(pfx.MacData.MacSalt); err != nil {
return nil, err
}
pfx.MacData.Iterations = 1
if err = computeMac(&pfx.MacData, authenticatedSafeBytes, encodedPassword); err != nil {
return nil, err
}
pfx.AuthSafe.ContentType = oidDataContentType
pfx.AuthSafe.Content.Class = 2
pfx.AuthSafe.Content.Tag = 0
pfx.AuthSafe.Content.IsCompound = true
if pfx.AuthSafe.Content.Bytes, err = asn1.Marshal(authenticatedSafeBytes); err != nil {
return nil, err
}
if pfxData, err = asn1.Marshal(pfx); err != nil {
return nil, errors.New("pkcs12: error writing P12 data: " + err.Error())
}
return
}
func makeCertBag(certBytes []byte, attributes []pkcs12Attribute) (certBag *safeBag, err error) {
certBag = new(safeBag)
certBag.Id = oidCertBag
certBag.Value.Class = 2
certBag.Value.Tag = 0
certBag.Value.IsCompound = true
if certBag.Value.Bytes, err = encodeCertBag(certBytes); err != nil {
return nil, err
}
certBag.Attributes = attributes
return
}
func makeSafeContents(rand io.Reader, bags []safeBag, password []byte) (ci contentInfo, err error) {
var data []byte
if data, err = asn1.Marshal(bags); err != nil {
return
}
if password == nil {
ci.ContentType = oidDataContentType
ci.Content.Class = 2
ci.Content.Tag = 0
ci.Content.IsCompound = true
if ci.Content.Bytes, err = asn1.Marshal(data); err != nil {
return
}
} else {
randomSalt := make([]byte, 8)
if _, err = rand.Read(randomSalt); err != nil {
return
}
var algo pkix.AlgorithmIdentifier
algo.Algorithm = oidPBEWithSHAAnd40BitRC2CBC
if algo.Parameters.FullBytes, err = asn1.Marshal(pbeParams{Salt: randomSalt, Iterations: 2048}); err != nil {
return
}
var encryptedData encryptedData
encryptedData.Version = 0
encryptedData.EncryptedContentInfo.ContentType = oidDataContentType
encryptedData.EncryptedContentInfo.ContentEncryptionAlgorithm = algo
if err = pbEncrypt(&encryptedData.EncryptedContentInfo, data, password); err != nil {
return
}
ci.ContentType = oidEncryptedDataContentType
ci.Content.Class = 2
ci.Content.Tag = 0
ci.Content.IsCompound = true
if ci.Content.Bytes, err = asn1.Marshal(encryptedData); err != nil {
return
}
}
return
}

77
vendor/software.sslmate.com/src/go-pkcs12/pkcs8.go generated vendored Normal file
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// Copyright 2015 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 pkcs12
import (
"crypto/ecdsa"
"crypto/elliptic"
"crypto/rsa"
"crypto/x509"
"crypto/x509/pkix"
"encoding/asn1"
"errors"
)
type pkcs8 struct { // Duplicated from x509 package
Version int
Algo pkix.AlgorithmIdentifier
PrivateKey []byte
}
var ( // Duplicated from x509 package
oidPublicKeyRSA = asn1.ObjectIdentifier{1, 2, 840, 113549, 1, 1, 1}
oidPublicKeyECDSA = asn1.ObjectIdentifier{1, 2, 840, 10045, 2, 1}
)
var ( // Duplicated from x509 package
oidNamedCurveP224 = asn1.ObjectIdentifier{1, 3, 132, 0, 33}
oidNamedCurveP256 = asn1.ObjectIdentifier{1, 2, 840, 10045, 3, 1, 7}
oidNamedCurveP384 = asn1.ObjectIdentifier{1, 3, 132, 0, 34}
oidNamedCurveP521 = asn1.ObjectIdentifier{1, 3, 132, 0, 35}
)
func oidFromNamedCurve(curve elliptic.Curve) (asn1.ObjectIdentifier, bool) { // Duplicated from x509 package
switch curve {
case elliptic.P224():
return oidNamedCurveP224, true
case elliptic.P256():
return oidNamedCurveP256, true
case elliptic.P384():
return oidNamedCurveP384, true
case elliptic.P521():
return oidNamedCurveP521, true
}
return nil, false
}
func marshalPKCS8PrivateKey(key interface{}) (der []byte, err error) {
var privKey pkcs8
switch key := key.(type) {
case *rsa.PrivateKey:
privKey.Algo.Algorithm = oidPublicKeyRSA
// This is a NULL parameters value which is technically
// superfluous, but most other code includes it.
privKey.Algo.Parameters = asn1.RawValue{
Tag: 5,
}
privKey.PrivateKey = x509.MarshalPKCS1PrivateKey(key)
case *ecdsa.PrivateKey:
privKey.Algo.Algorithm = oidPublicKeyECDSA
namedCurveOID, ok := oidFromNamedCurve(key.Curve)
if !ok {
return nil, errors.New("pkcs12: unknown elliptic curve")
}
if privKey.Algo.Parameters.FullBytes, err = asn1.Marshal(namedCurveOID); err != nil {
return nil, errors.New("pkcs12: failed to embed OID of named curve in PKCS#8: " + err.Error())
}
if privKey.PrivateKey, err = x509.MarshalECPrivateKey(key); err != nil {
return nil, errors.New("pkcs12: failed to embed EC private key in PKCS#8: " + err.Error())
}
default:
return nil, errors.New("pkcs12: only RSA and ECDSA private keys supported")
}
return asn1.Marshal(privKey)
}

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vendor/software.sslmate.com/src/go-pkcs12/safebags.go generated vendored Normal file
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@@ -0,0 +1,98 @@
// Copyright 2015 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 pkcs12
import (
"crypto/x509"
"encoding/asn1"
"errors"
"io"
)
var (
// see https://tools.ietf.org/html/rfc7292#appendix-D
oidCertTypeX509Certificate = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 9, 22, 1})
oidPKCS8ShroundedKeyBag = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 12, 10, 1, 2})
oidCertBag = asn1.ObjectIdentifier([]int{1, 2, 840, 113549, 1, 12, 10, 1, 3})
)
type certBag struct {
Id asn1.ObjectIdentifier
Data []byte `asn1:"tag:0,explicit"`
}
func decodePkcs8ShroudedKeyBag(asn1Data, password []byte) (privateKey interface{}, err error) {
pkinfo := new(encryptedPrivateKeyInfo)
if err = unmarshal(asn1Data, pkinfo); err != nil {
return nil, errors.New("pkcs12: error decoding PKCS#8 shrouded key bag: " + err.Error())
}
pkData, err := pbDecrypt(pkinfo, password)
if err != nil {
return nil, errors.New("pkcs12: error decrypting PKCS#8 shrouded key bag: " + err.Error())
}
ret := new(asn1.RawValue)
if err = unmarshal(pkData, ret); err != nil {
return nil, errors.New("pkcs12: error unmarshaling decrypted private key: " + err.Error())
}
if privateKey, err = x509.ParsePKCS8PrivateKey(pkData); err != nil {
return nil, errors.New("pkcs12: error parsing PKCS#8 private key: " + err.Error())
}
return privateKey, nil
}
func encodePkcs8ShroudedKeyBag(rand io.Reader, privateKey interface{}, password []byte) (asn1Data []byte, err error) {
var pkData []byte
if pkData, err = marshalPKCS8PrivateKey(privateKey); err != nil {
return nil, errors.New("pkcs12: error encoding PKCS#8 private key: " + err.Error())
}
randomSalt := make([]byte, 8)
if _, err = rand.Read(randomSalt); err != nil {
return nil, errors.New("pkcs12: error reading random salt: " + err.Error())
}
var paramBytes []byte
if paramBytes, err = asn1.Marshal(pbeParams{Salt: randomSalt, Iterations: 2048}); err != nil {
return nil, errors.New("pkcs12: error encoding params: " + err.Error())
}
var pkinfo encryptedPrivateKeyInfo
pkinfo.AlgorithmIdentifier.Algorithm = oidPBEWithSHAAnd3KeyTripleDESCBC
pkinfo.AlgorithmIdentifier.Parameters.FullBytes = paramBytes
if err = pbEncrypt(&pkinfo, pkData, password); err != nil {
return nil, errors.New("pkcs12: error encrypting PKCS#8 shrouded key bag: " + err.Error())
}
if asn1Data, err = asn1.Marshal(pkinfo); err != nil {
return nil, errors.New("pkcs12: error encoding PKCS#8 shrouded key bag: " + err.Error())
}
return asn1Data, nil
}
func decodeCertBag(asn1Data []byte) (x509Certificates []byte, err error) {
bag := new(certBag)
if err := unmarshal(asn1Data, bag); err != nil {
return nil, errors.New("pkcs12: error decoding cert bag: " + err.Error())
}
if !bag.Id.Equal(oidCertTypeX509Certificate) {
return nil, NotImplementedError("only X509 certificates are supported")
}
return bag.Data, nil
}
func encodeCertBag(x509Certificates []byte) (asn1Data []byte, err error) {
var bag certBag
bag.Id = oidCertTypeX509Certificate
bag.Data = x509Certificates
if asn1Data, err = asn1.Marshal(bag); err != nil {
return nil, errors.New("pkcs12: error encoding cert bag: " + err.Error())
}
return asn1Data, nil
}