mirror of https://github.com/docker/cli.git
Merge pull request #2348 from thaJeztah/bump_crypto
vendor: golang.org/x/crypto 1d94cc7ab1c630336ab82ccb9c9cda72a875c382
This commit is contained in:
Silvin Lubecki
GitHub
commit
2a6caf214b
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@ -72,7 +72,7 @@ github.com/tonistiigi/units 6950e57a87eaf136bbe44ef2ec8e
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github.com/xeipuuv/gojsonpointer 02993c407bfbf5f6dae44c4f4b1cf6a39b5fc5bb
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github.com/xeipuuv/gojsonreference bd5ef7bd5415a7ac448318e64f11a24cd21e594b
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github.com/xeipuuv/gojsonschema f971f3cd73b2899de6923801c147f075263e0c50 # v1.1.0
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golang.org/x/crypto 69ecbb4d6d5dab05e49161c6e77ea40a030884e1
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golang.org/x/crypto 1d94cc7ab1c630336ab82ccb9c9cda72a875c382
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golang.org/x/net f3200d17e092c607f615320ecaad13d87ad9a2b3
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golang.org/x/oauth2 ef147856a6ddbb60760db74283d2424e98c87bff
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golang.org/x/sync e225da77a7e68af35c70ccbf71af2b83e6acac3c
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@ -0,0 +1,159 @@
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// Copyright 2010 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 blowfish
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// getNextWord returns the next big-endian uint32 value from the byte slice
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// at the given position in a circular manner, updating the position.
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func getNextWord(b []byte, pos *int) uint32 {
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var w uint32
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j := *pos
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for i := 0; i < 4; i++ {
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w = w<<8 | uint32(b[j])
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j++
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if j >= len(b) {
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j = 0
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}
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}
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*pos = j
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return w
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}
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// ExpandKey performs a key expansion on the given *Cipher. Specifically, it
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// performs the Blowfish algorithm's key schedule which sets up the *Cipher's
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// pi and substitution tables for calls to Encrypt. This is used, primarily,
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// by the bcrypt package to reuse the Blowfish key schedule during its
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// set up. It's unlikely that you need to use this directly.
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func ExpandKey(key []byte, c *Cipher) {
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j := 0
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for i := 0; i < 18; i++ {
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// Using inlined getNextWord for performance.
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var d uint32
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for k := 0; k < 4; k++ {
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d = d<<8 | uint32(key[j])
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j++
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if j >= len(key) {
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j = 0
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}
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}
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c.p[i] ^= d
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}
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var l, r uint32
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for i := 0; i < 18; i += 2 {
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l, r = encryptBlock(l, r, c)
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c.p[i], c.p[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l, r = encryptBlock(l, r, c)
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c.s0[i], c.s0[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l, r = encryptBlock(l, r, c)
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c.s1[i], c.s1[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l, r = encryptBlock(l, r, c)
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c.s2[i], c.s2[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l, r = encryptBlock(l, r, c)
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c.s3[i], c.s3[i+1] = l, r
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}
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}
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// This is similar to ExpandKey, but folds the salt during the key
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// schedule. While ExpandKey is essentially expandKeyWithSalt with an all-zero
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// salt passed in, reusing ExpandKey turns out to be a place of inefficiency
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// and specializing it here is useful.
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func expandKeyWithSalt(key []byte, salt []byte, c *Cipher) {
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j := 0
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for i := 0; i < 18; i++ {
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c.p[i] ^= getNextWord(key, &j)
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}
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j = 0
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var l, r uint32
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for i := 0; i < 18; i += 2 {
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l ^= getNextWord(salt, &j)
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r ^= getNextWord(salt, &j)
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l, r = encryptBlock(l, r, c)
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c.p[i], c.p[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l ^= getNextWord(salt, &j)
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r ^= getNextWord(salt, &j)
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l, r = encryptBlock(l, r, c)
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c.s0[i], c.s0[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l ^= getNextWord(salt, &j)
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r ^= getNextWord(salt, &j)
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l, r = encryptBlock(l, r, c)
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c.s1[i], c.s1[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l ^= getNextWord(salt, &j)
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r ^= getNextWord(salt, &j)
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l, r = encryptBlock(l, r, c)
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c.s2[i], c.s2[i+1] = l, r
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}
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for i := 0; i < 256; i += 2 {
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l ^= getNextWord(salt, &j)
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r ^= getNextWord(salt, &j)
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l, r = encryptBlock(l, r, c)
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c.s3[i], c.s3[i+1] = l, r
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}
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}
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func encryptBlock(l, r uint32, c *Cipher) (uint32, uint32) {
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xl, xr := l, r
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xl ^= c.p[0]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[1]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[2]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[3]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[4]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[5]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[6]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[7]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[8]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[9]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[10]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[11]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[12]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[13]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[14]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[15]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[16]
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xr ^= c.p[17]
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return xr, xl
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}
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func decryptBlock(l, r uint32, c *Cipher) (uint32, uint32) {
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xl, xr := l, r
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xl ^= c.p[17]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[16]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[15]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[14]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[13]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[12]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[11]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[10]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[9]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[8]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[7]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[6]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[5]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[4]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[3]
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xr ^= ((c.s0[byte(xl>>24)] + c.s1[byte(xl>>16)]) ^ c.s2[byte(xl>>8)]) + c.s3[byte(xl)] ^ c.p[2]
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xl ^= ((c.s0[byte(xr>>24)] + c.s1[byte(xr>>16)]) ^ c.s2[byte(xr>>8)]) + c.s3[byte(xr)] ^ c.p[1]
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xr ^= c.p[0]
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return xr, xl
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}
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@ -0,0 +1,99 @@
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// Copyright 2010 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 blowfish implements Bruce Schneier's Blowfish encryption algorithm.
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//
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// Blowfish is a legacy cipher and its short block size makes it vulnerable to
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// birthday bound attacks (see https://sweet32.info). It should only be used
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// where compatibility with legacy systems, not security, is the goal.
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//
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// Deprecated: any new system should use AES (from crypto/aes, if necessary in
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// an AEAD mode like crypto/cipher.NewGCM) or XChaCha20-Poly1305 (from
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// golang.org/x/crypto/chacha20poly1305).
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package blowfish // import "golang.org/x/crypto/blowfish"
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// The code is a port of Bruce Schneier's C implementation.
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// See https://www.schneier.com/blowfish.html.
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import "strconv"
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// The Blowfish block size in bytes.
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const BlockSize = 8
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// A Cipher is an instance of Blowfish encryption using a particular key.
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type Cipher struct {
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p [18]uint32
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s0, s1, s2, s3 [256]uint32
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}
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type KeySizeError int
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func (k KeySizeError) Error() string {
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return "crypto/blowfish: invalid key size " + strconv.Itoa(int(k))
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}
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// NewCipher creates and returns a Cipher.
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// The key argument should be the Blowfish key, from 1 to 56 bytes.
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func NewCipher(key []byte) (*Cipher, error) {
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var result Cipher
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if k := len(key); k < 1 || k > 56 {
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return nil, KeySizeError(k)
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}
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initCipher(&result)
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ExpandKey(key, &result)
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return &result, nil
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}
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// NewSaltedCipher creates a returns a Cipher that folds a salt into its key
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// schedule. For most purposes, NewCipher, instead of NewSaltedCipher, is
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// sufficient and desirable. For bcrypt compatibility, the key can be over 56
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// bytes.
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func NewSaltedCipher(key, salt []byte) (*Cipher, error) {
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if len(salt) == 0 {
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return NewCipher(key)
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}
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var result Cipher
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if k := len(key); k < 1 {
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return nil, KeySizeError(k)
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}
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initCipher(&result)
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expandKeyWithSalt(key, salt, &result)
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return &result, nil
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}
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// BlockSize returns the Blowfish block size, 8 bytes.
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// It is necessary to satisfy the Block interface in the
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// package "crypto/cipher".
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func (c *Cipher) BlockSize() int { return BlockSize }
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// Encrypt encrypts the 8-byte buffer src using the key k
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// and stores the result in dst.
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// Note that for amounts of data larger than a block,
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// it is not safe to just call Encrypt on successive blocks;
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// instead, use an encryption mode like CBC (see crypto/cipher/cbc.go).
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func (c *Cipher) Encrypt(dst, src []byte) {
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l := uint32(src[0])<<24 | uint32(src[1])<<16 | uint32(src[2])<<8 | uint32(src[3])
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r := uint32(src[4])<<24 | uint32(src[5])<<16 | uint32(src[6])<<8 | uint32(src[7])
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l, r = encryptBlock(l, r, c)
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dst[0], dst[1], dst[2], dst[3] = byte(l>>24), byte(l>>16), byte(l>>8), byte(l)
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dst[4], dst[5], dst[6], dst[7] = byte(r>>24), byte(r>>16), byte(r>>8), byte(r)
|
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}
|
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// Decrypt decrypts the 8-byte buffer src using the key k
|
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// and stores the result in dst.
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func (c *Cipher) Decrypt(dst, src []byte) {
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l := uint32(src[0])<<24 | uint32(src[1])<<16 | uint32(src[2])<<8 | uint32(src[3])
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r := uint32(src[4])<<24 | uint32(src[5])<<16 | uint32(src[6])<<8 | uint32(src[7])
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l, r = decryptBlock(l, r, c)
|
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dst[0], dst[1], dst[2], dst[3] = byte(l>>24), byte(l>>16), byte(l>>8), byte(l)
|
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dst[4], dst[5], dst[6], dst[7] = byte(r>>24), byte(r>>16), byte(r>>8), byte(r)
|
||||
}
|
||||
|
||||
func initCipher(c *Cipher) {
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copy(c.p[0:], p[0:])
|
||||
copy(c.s0[0:], s0[0:])
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||||
copy(c.s1[0:], s1[0:])
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copy(c.s2[0:], s2[0:])
|
||||
copy(c.s3[0:], s3[0:])
|
||||
}
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||||
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|
@ -0,0 +1,199 @@
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// 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:
|
||||
// https://www.schneier.com/code/constants.txt.
|
||||
|
||||
package blowfish
|
||||
|
||||
var s0 = [256]uint32{
|
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0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed, 0x6a267e96,
|
||||
0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
|
||||
0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e, 0x0d95748f, 0x728eb658,
|
||||
0x718bcd58, 0x82154aee, 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
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||||
0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e,
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0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
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||||
0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440, 0x55ca396a, 0x2aab10b6,
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||||
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,
|
||||
}
|
||||
93
vendor/golang.org/x/crypto/ssh/internal/bcrypt_pbkdf/bcrypt_pbkdf.go
generated
vendored
Normal file
93
vendor/golang.org/x/crypto/ssh/internal/bcrypt_pbkdf/bcrypt_pbkdf.go
generated
vendored
Normal file
|
|
@ -0,0 +1,93 @@
|
|||
// Copyright 2014 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_pbkdf implements bcrypt_pbkdf(3) from OpenBSD.
|
||||
//
|
||||
// See https://flak.tedunangst.com/post/bcrypt-pbkdf and
|
||||
// https://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libutil/bcrypt_pbkdf.c.
|
||||
package bcrypt_pbkdf
|
||||
|
||||
import (
|
||||
"crypto/sha512"
|
||||
"errors"
|
||||
"golang.org/x/crypto/blowfish"
|
||||
)
|
||||
|
||||
const blockSize = 32
|
||||
|
||||
// Key derives a key from the password, salt and rounds count, returning a
|
||||
// []byte of length keyLen that can be used as cryptographic key.
|
||||
func Key(password, salt []byte, rounds, keyLen int) ([]byte, error) {
|
||||
if rounds < 1 {
|
||||
return nil, errors.New("bcrypt_pbkdf: number of rounds is too small")
|
||||
}
|
||||
if len(password) == 0 {
|
||||
return nil, errors.New("bcrypt_pbkdf: empty password")
|
||||
}
|
||||
if len(salt) == 0 || len(salt) > 1<<20 {
|
||||
return nil, errors.New("bcrypt_pbkdf: bad salt length")
|
||||
}
|
||||
if keyLen > 1024 {
|
||||
return nil, errors.New("bcrypt_pbkdf: keyLen is too large")
|
||||
}
|
||||
|
||||
numBlocks := (keyLen + blockSize - 1) / blockSize
|
||||
key := make([]byte, numBlocks*blockSize)
|
||||
|
||||
h := sha512.New()
|
||||
h.Write(password)
|
||||
shapass := h.Sum(nil)
|
||||
|
||||
shasalt := make([]byte, 0, sha512.Size)
|
||||
cnt, tmp := make([]byte, 4), make([]byte, blockSize)
|
||||
for block := 1; block <= numBlocks; block++ {
|
||||
h.Reset()
|
||||
h.Write(salt)
|
||||
cnt[0] = byte(block >> 24)
|
||||
cnt[1] = byte(block >> 16)
|
||||
cnt[2] = byte(block >> 8)
|
||||
cnt[3] = byte(block)
|
||||
h.Write(cnt)
|
||||
bcryptHash(tmp, shapass, h.Sum(shasalt))
|
||||
|
||||
out := make([]byte, blockSize)
|
||||
copy(out, tmp)
|
||||
for i := 2; i <= rounds; i++ {
|
||||
h.Reset()
|
||||
h.Write(tmp)
|
||||
bcryptHash(tmp, shapass, h.Sum(shasalt))
|
||||
for j := 0; j < len(out); j++ {
|
||||
out[j] ^= tmp[j]
|
||||
}
|
||||
}
|
||||
|
||||
for i, v := range out {
|
||||
key[i*numBlocks+(block-1)] = v
|
||||
}
|
||||
}
|
||||
return key[:keyLen], nil
|
||||
}
|
||||
|
||||
var magic = []byte("OxychromaticBlowfishSwatDynamite")
|
||||
|
||||
func bcryptHash(out, shapass, shasalt []byte) {
|
||||
c, err := blowfish.NewSaltedCipher(shapass, shasalt)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
for i := 0; i < 64; i++ {
|
||||
blowfish.ExpandKey(shasalt, c)
|
||||
blowfish.ExpandKey(shapass, c)
|
||||
}
|
||||
copy(out, magic)
|
||||
for i := 0; i < 32; i += 8 {
|
||||
for j := 0; j < 64; j++ {
|
||||
c.Encrypt(out[i:i+8], out[i:i+8])
|
||||
}
|
||||
}
|
||||
// Swap bytes due to different endianness.
|
||||
for i := 0; i < 32; i += 4 {
|
||||
out[i+3], out[i+2], out[i+1], out[i] = out[i], out[i+1], out[i+2], out[i+3]
|
||||
}
|
||||
}
|
||||
|
|
@ -7,6 +7,8 @@ package ssh
|
|||
import (
|
||||
"bytes"
|
||||
"crypto"
|
||||
"crypto/aes"
|
||||
"crypto/cipher"
|
||||
"crypto/dsa"
|
||||
"crypto/ecdsa"
|
||||
"crypto/elliptic"
|
||||
|
|
@ -25,6 +27,7 @@ import (
|
|||
"strings"
|
||||
|
||||
"golang.org/x/crypto/ed25519"
|
||||
"golang.org/x/crypto/ssh/internal/bcrypt_pbkdf"
|
||||
)
|
||||
|
||||
// These constants represent the algorithm names for key types supported by this
|
||||
|
|
@ -1122,21 +1125,25 @@ func ParseRawPrivateKey(pemBytes []byte) (interface{}, error) {
|
|||
case "DSA PRIVATE KEY":
|
||||
return ParseDSAPrivateKey(block.Bytes)
|
||||
case "OPENSSH PRIVATE KEY":
|
||||
return parseOpenSSHPrivateKey(block.Bytes)
|
||||
return parseOpenSSHPrivateKey(block.Bytes, unencryptedOpenSSHKey)
|
||||
default:
|
||||
return nil, fmt.Errorf("ssh: unsupported key type %q", block.Type)
|
||||
}
|
||||
}
|
||||
|
||||
// ParseRawPrivateKeyWithPassphrase returns a private key decrypted with
|
||||
// passphrase from a PEM encoded private key. If wrong passphrase, return
|
||||
// x509.IncorrectPasswordError.
|
||||
// passphrase from a PEM encoded private key. If the passphrase is wrong, it
|
||||
// will return x509.IncorrectPasswordError.
|
||||
func ParseRawPrivateKeyWithPassphrase(pemBytes, passphrase []byte) (interface{}, error) {
|
||||
block, _ := pem.Decode(pemBytes)
|
||||
if block == nil {
|
||||
return nil, errors.New("ssh: no key found")
|
||||
}
|
||||
|
||||
if block.Type == "OPENSSH PRIVATE KEY" {
|
||||
return parseOpenSSHPrivateKey(block.Bytes, passphraseProtectedOpenSSHKey(passphrase))
|
||||
}
|
||||
|
||||
if !encryptedBlock(block) || !x509.IsEncryptedPEMBlock(block) {
|
||||
return nil, errors.New("ssh: not an encrypted key")
|
||||
}
|
||||
|
|
@ -1193,9 +1200,60 @@ func ParseDSAPrivateKey(der []byte) (*dsa.PrivateKey, error) {
|
|||
}, nil
|
||||
}
|
||||
|
||||
// Implemented based on the documentation at
|
||||
// https://github.com/openssh/openssh-portable/blob/master/PROTOCOL.key
|
||||
func parseOpenSSHPrivateKey(key []byte) (crypto.PrivateKey, error) {
|
||||
func unencryptedOpenSSHKey(cipherName, kdfName, kdfOpts string, privKeyBlock []byte) ([]byte, error) {
|
||||
if kdfName != "none" || cipherName != "none" {
|
||||
return nil, &PassphraseMissingError{}
|
||||
}
|
||||
if kdfOpts != "" {
|
||||
return nil, errors.New("ssh: invalid openssh private key")
|
||||
}
|
||||
return privKeyBlock, nil
|
||||
}
|
||||
|
||||
func passphraseProtectedOpenSSHKey(passphrase []byte) openSSHDecryptFunc {
|
||||
return func(cipherName, kdfName, kdfOpts string, privKeyBlock []byte) ([]byte, error) {
|
||||
if kdfName == "none" || cipherName == "none" {
|
||||
return nil, errors.New("ssh: key is not password protected")
|
||||
}
|
||||
if kdfName != "bcrypt" {
|
||||
return nil, fmt.Errorf("ssh: unknown KDF %q, only supports %q", kdfName, "bcrypt")
|
||||
}
|
||||
|
||||
var opts struct {
|
||||
Salt string
|
||||
Rounds uint32
|
||||
}
|
||||
if err := Unmarshal([]byte(kdfOpts), &opts); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
k, err := bcrypt_pbkdf.Key(passphrase, []byte(opts.Salt), int(opts.Rounds), 32+16)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
key, iv := k[:32], k[32:]
|
||||
|
||||
if cipherName != "aes256-ctr" {
|
||||
return nil, fmt.Errorf("ssh: unknown cipher %q, only supports %q", cipherName, "aes256-ctr")
|
||||
}
|
||||
c, err := aes.NewCipher(key)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
ctr := cipher.NewCTR(c, iv)
|
||||
ctr.XORKeyStream(privKeyBlock, privKeyBlock)
|
||||
|
||||
return privKeyBlock, nil
|
||||
}
|
||||
}
|
||||
|
||||
type openSSHDecryptFunc func(CipherName, KdfName, KdfOpts string, PrivKeyBlock []byte) ([]byte, error)
|
||||
|
||||
// parseOpenSSHPrivateKey parses an OpenSSH private key, using the decrypt
|
||||
// function to unwrap the encrypted portion. unencryptedOpenSSHKey can be used
|
||||
// as the decrypt function to parse an unencrypted private key. See
|
||||
// https://github.com/openssh/openssh-portable/blob/master/PROTOCOL.key.
|
||||
func parseOpenSSHPrivateKey(key []byte, decrypt openSSHDecryptFunc) (crypto.PrivateKey, error) {
|
||||
const magic = "openssh-key-v1\x00"
|
||||
if len(key) < len(magic) || string(key[:len(magic)]) != magic {
|
||||
return nil, errors.New("ssh: invalid openssh private key format")
|
||||
|
|
@ -1214,9 +1272,22 @@ func parseOpenSSHPrivateKey(key []byte) (crypto.PrivateKey, error) {
|
|||
if err := Unmarshal(remaining, &w); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
if w.NumKeys != 1 {
|
||||
// We only support single key files, and so does OpenSSH.
|
||||
// https://github.com/openssh/openssh-portable/blob/4103a3ec7/sshkey.c#L4171
|
||||
return nil, errors.New("ssh: multi-key files are not supported")
|
||||
}
|
||||
|
||||
if w.KdfName != "none" || w.CipherName != "none" {
|
||||
return nil, errors.New("ssh: cannot decode encrypted private keys")
|
||||
privKeyBlock, err := decrypt(w.CipherName, w.KdfName, w.KdfOpts, w.PrivKeyBlock)
|
||||
if err != nil {
|
||||
if err, ok := err.(*PassphraseMissingError); ok {
|
||||
pub, errPub := ParsePublicKey(w.PubKey)
|
||||
if errPub != nil {
|
||||
return nil, fmt.Errorf("ssh: failed to parse embedded public key: %v", errPub)
|
||||
}
|
||||
err.PublicKey = pub
|
||||
}
|
||||
return nil, err
|
||||
}
|
||||
|
||||
pk1 := struct {
|
||||
|
|
@ -1226,12 +1297,11 @@ func parseOpenSSHPrivateKey(key []byte) (crypto.PrivateKey, error) {
|
|||
Rest []byte `ssh:"rest"`
|
||||
}{}
|
||||
|
||||
if err := Unmarshal(w.PrivKeyBlock, &pk1); err != nil {
|
||||
return nil, err
|
||||
if err := Unmarshal(privKeyBlock, &pk1); err != nil || pk1.Check1 != pk1.Check2 {
|
||||
if w.CipherName != "none" {
|
||||
return nil, x509.IncorrectPasswordError
|
||||
}
|
||||
|
||||
if pk1.Check1 != pk1.Check2 {
|
||||
return nil, errors.New("ssh: checkint mismatch")
|
||||
return nil, errors.New("ssh: malformed OpenSSH key")
|
||||
}
|
||||
|
||||
// we only handle ed25519 and rsa keys currently
|
||||
|
|
@ -1253,10 +1323,8 @@ func parseOpenSSHPrivateKey(key []byte) (crypto.PrivateKey, error) {
|
|||
return nil, err
|
||||
}
|
||||
|
||||
for i, b := range key.Pad {
|
||||
if int(b) != i+1 {
|
||||
return nil, errors.New("ssh: padding not as expected")
|
||||
}
|
||||
if err := checkOpenSSHKeyPadding(key.Pad); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
pk := &rsa.PrivateKey{
|
||||
|
|
@ -1291,20 +1359,78 @@ func parseOpenSSHPrivateKey(key []byte) (crypto.PrivateKey, error) {
|
|||
return nil, errors.New("ssh: private key unexpected length")
|
||||
}
|
||||
|
||||
for i, b := range key.Pad {
|
||||
if int(b) != i+1 {
|
||||
return nil, errors.New("ssh: padding not as expected")
|
||||
}
|
||||
if err := checkOpenSSHKeyPadding(key.Pad); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
pk := ed25519.PrivateKey(make([]byte, ed25519.PrivateKeySize))
|
||||
copy(pk, key.Priv)
|
||||
return &pk, nil
|
||||
case KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521:
|
||||
key := struct {
|
||||
Curve string
|
||||
Pub []byte
|
||||
D *big.Int
|
||||
Comment string
|
||||
Pad []byte `ssh:"rest"`
|
||||
}{}
|
||||
|
||||
if err := Unmarshal(pk1.Rest, &key); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if err := checkOpenSSHKeyPadding(key.Pad); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
var curve elliptic.Curve
|
||||
switch key.Curve {
|
||||
case "nistp256":
|
||||
curve = elliptic.P256()
|
||||
case "nistp384":
|
||||
curve = elliptic.P384()
|
||||
case "nistp521":
|
||||
curve = elliptic.P521()
|
||||
default:
|
||||
return nil, errors.New("ssh: unhandled elliptic curve: " + key.Curve)
|
||||
}
|
||||
|
||||
X, Y := elliptic.Unmarshal(curve, key.Pub)
|
||||
if X == nil || Y == nil {
|
||||
return nil, errors.New("ssh: failed to unmarshal public key")
|
||||
}
|
||||
|
||||
if key.D.Cmp(curve.Params().N) >= 0 {
|
||||
return nil, errors.New("ssh: scalar is out of range")
|
||||
}
|
||||
|
||||
x, y := curve.ScalarBaseMult(key.D.Bytes())
|
||||
if x.Cmp(X) != 0 || y.Cmp(Y) != 0 {
|
||||
return nil, errors.New("ssh: public key does not match private key")
|
||||
}
|
||||
|
||||
return &ecdsa.PrivateKey{
|
||||
PublicKey: ecdsa.PublicKey{
|
||||
Curve: curve,
|
||||
X: X,
|
||||
Y: Y,
|
||||
},
|
||||
D: key.D,
|
||||
}, nil
|
||||
default:
|
||||
return nil, errors.New("ssh: unhandled key type")
|
||||
}
|
||||
}
|
||||
|
||||
func checkOpenSSHKeyPadding(pad []byte) error {
|
||||
for i, b := range pad {
|
||||
if int(b) != i+1 {
|
||||
return errors.New("ssh: padding not as expected")
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
// FingerprintLegacyMD5 returns the user presentation of the key's
|
||||
// fingerprint as described by RFC 4716 section 4.
|
||||
func FingerprintLegacyMD5(pubKey PublicKey) string {
|
||||
|
|
|
|||
|
|
@ -7,6 +7,7 @@ package terminal
|
|||
import (
|
||||
"bytes"
|
||||
"io"
|
||||
"runtime"
|
||||
"strconv"
|
||||
"sync"
|
||||
"unicode/utf8"
|
||||
|
|
@ -939,6 +940,8 @@ func (s *stRingBuffer) NthPreviousEntry(n int) (value string, ok bool) {
|
|||
// readPasswordLine reads from reader until it finds \n or io.EOF.
|
||||
// The slice returned does not include the \n.
|
||||
// readPasswordLine also ignores any \r it finds.
|
||||
// Windows uses \r as end of line. So, on Windows, readPasswordLine
|
||||
// reads until it finds \r and ignores any \n it finds during processing.
|
||||
func readPasswordLine(reader io.Reader) ([]byte, error) {
|
||||
var buf [1]byte
|
||||
var ret []byte
|
||||
|
|
@ -952,9 +955,15 @@ func readPasswordLine(reader io.Reader) ([]byte, error) {
|
|||
ret = ret[:len(ret)-1]
|
||||
}
|
||||
case '\n':
|
||||
if runtime.GOOS != "windows" {
|
||||
return ret, nil
|
||||
}
|
||||
// otherwise ignore \n
|
||||
case '\r':
|
||||
// remove \r from passwords on Windows
|
||||
if runtime.GOOS == "windows" {
|
||||
return ret, nil
|
||||
}
|
||||
// otherwise ignore \r
|
||||
default:
|
||||
ret = append(ret, buf[0])
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue