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authorChristopher Speller <crspeller@gmail.com>2018-04-16 05:37:14 -0700
committerJoram Wilander <jwawilander@gmail.com>2018-04-16 08:37:14 -0400
commit6e2cb00008cbf09e556b00f87603797fcaa47e09 (patch)
tree3c0eb55ff4226a3f024aad373140d1fb860a6404 /vendor/golang.org/x/crypto/scrypt
parentbf24f51c4e1cc6286885460672f7f449e8c6f5ef (diff)
downloadchat-6e2cb00008cbf09e556b00f87603797fcaa47e09.tar.gz
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Depenancy upgrades and movign to dep. (#8630)
Diffstat (limited to 'vendor/golang.org/x/crypto/scrypt')
-rw-r--r--vendor/golang.org/x/crypto/scrypt/example_test.go26
-rw-r--r--vendor/golang.org/x/crypto/scrypt/scrypt.go244
-rw-r--r--vendor/golang.org/x/crypto/scrypt/scrypt_test.go162
3 files changed, 0 insertions, 432 deletions
diff --git a/vendor/golang.org/x/crypto/scrypt/example_test.go b/vendor/golang.org/x/crypto/scrypt/example_test.go
deleted file mode 100644
index 6736479b1..000000000
--- a/vendor/golang.org/x/crypto/scrypt/example_test.go
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright 2017 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 scrypt_test
-
-import (
- "encoding/base64"
- "fmt"
- "log"
-
- "golang.org/x/crypto/scrypt"
-)
-
-func Example() {
- // DO NOT use this salt value; generate your own random salt. 8 bytes is
- // a good length.
- salt := []byte{0xc8, 0x28, 0xf2, 0x58, 0xa7, 0x6a, 0xad, 0x7b}
-
- dk, err := scrypt.Key([]byte("some password"), salt, 1<<15, 8, 1, 32)
- if err != nil {
- log.Fatal(err)
- }
- fmt.Println(base64.StdEncoding.EncodeToString(dk))
- // Output: lGnMz8io0AUkfzn6Pls1qX20Vs7PGN6sbYQ2TQgY12M=
-}
diff --git a/vendor/golang.org/x/crypto/scrypt/scrypt.go b/vendor/golang.org/x/crypto/scrypt/scrypt.go
deleted file mode 100644
index ff28aaef6..000000000
--- a/vendor/golang.org/x/crypto/scrypt/scrypt.go
+++ /dev/null
@@ -1,244 +0,0 @@
-// Copyright 2012 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 scrypt implements the scrypt key derivation function as defined in
-// Colin Percival's paper "Stronger Key Derivation via Sequential Memory-Hard
-// Functions" (https://www.tarsnap.com/scrypt/scrypt.pdf).
-package scrypt // import "golang.org/x/crypto/scrypt"
-
-import (
- "crypto/sha256"
- "errors"
-
- "golang.org/x/crypto/pbkdf2"
-)
-
-const maxInt = int(^uint(0) >> 1)
-
-// blockCopy copies n numbers from src into dst.
-func blockCopy(dst, src []uint32, n int) {
- copy(dst, src[:n])
-}
-
-// blockXOR XORs numbers from dst with n numbers from src.
-func blockXOR(dst, src []uint32, n int) {
- for i, v := range src[:n] {
- dst[i] ^= v
- }
-}
-
-// salsaXOR applies Salsa20/8 to the XOR of 16 numbers from tmp and in,
-// and puts the result into both both tmp and out.
-func salsaXOR(tmp *[16]uint32, in, out []uint32) {
- w0 := tmp[0] ^ in[0]
- w1 := tmp[1] ^ in[1]
- w2 := tmp[2] ^ in[2]
- w3 := tmp[3] ^ in[3]
- w4 := tmp[4] ^ in[4]
- w5 := tmp[5] ^ in[5]
- w6 := tmp[6] ^ in[6]
- w7 := tmp[7] ^ in[7]
- w8 := tmp[8] ^ in[8]
- w9 := tmp[9] ^ in[9]
- w10 := tmp[10] ^ in[10]
- w11 := tmp[11] ^ in[11]
- w12 := tmp[12] ^ in[12]
- w13 := tmp[13] ^ in[13]
- w14 := tmp[14] ^ in[14]
- w15 := tmp[15] ^ in[15]
-
- x0, x1, x2, x3, x4, x5, x6, x7, x8 := w0, w1, w2, w3, w4, w5, w6, w7, w8
- x9, x10, x11, x12, x13, x14, x15 := w9, w10, w11, w12, w13, w14, w15
-
- for i := 0; i < 8; i += 2 {
- u := x0 + x12
- x4 ^= u<<7 | u>>(32-7)
- u = x4 + x0
- x8 ^= u<<9 | u>>(32-9)
- u = x8 + x4
- x12 ^= u<<13 | u>>(32-13)
- u = x12 + x8
- x0 ^= u<<18 | u>>(32-18)
-
- u = x5 + x1
- x9 ^= u<<7 | u>>(32-7)
- u = x9 + x5
- x13 ^= u<<9 | u>>(32-9)
- u = x13 + x9
- x1 ^= u<<13 | u>>(32-13)
- u = x1 + x13
- x5 ^= u<<18 | u>>(32-18)
-
- u = x10 + x6
- x14 ^= u<<7 | u>>(32-7)
- u = x14 + x10
- x2 ^= u<<9 | u>>(32-9)
- u = x2 + x14
- x6 ^= u<<13 | u>>(32-13)
- u = x6 + x2
- x10 ^= u<<18 | u>>(32-18)
-
- u = x15 + x11
- x3 ^= u<<7 | u>>(32-7)
- u = x3 + x15
- x7 ^= u<<9 | u>>(32-9)
- u = x7 + x3
- x11 ^= u<<13 | u>>(32-13)
- u = x11 + x7
- x15 ^= u<<18 | u>>(32-18)
-
- u = x0 + x3
- x1 ^= u<<7 | u>>(32-7)
- u = x1 + x0
- x2 ^= u<<9 | u>>(32-9)
- u = x2 + x1
- x3 ^= u<<13 | u>>(32-13)
- u = x3 + x2
- x0 ^= u<<18 | u>>(32-18)
-
- u = x5 + x4
- x6 ^= u<<7 | u>>(32-7)
- u = x6 + x5
- x7 ^= u<<9 | u>>(32-9)
- u = x7 + x6
- x4 ^= u<<13 | u>>(32-13)
- u = x4 + x7
- x5 ^= u<<18 | u>>(32-18)
-
- u = x10 + x9
- x11 ^= u<<7 | u>>(32-7)
- u = x11 + x10
- x8 ^= u<<9 | u>>(32-9)
- u = x8 + x11
- x9 ^= u<<13 | u>>(32-13)
- u = x9 + x8
- x10 ^= u<<18 | u>>(32-18)
-
- u = x15 + x14
- x12 ^= u<<7 | u>>(32-7)
- u = x12 + x15
- x13 ^= u<<9 | u>>(32-9)
- u = x13 + x12
- x14 ^= u<<13 | u>>(32-13)
- u = x14 + x13
- x15 ^= u<<18 | u>>(32-18)
- }
- x0 += w0
- x1 += w1
- x2 += w2
- x3 += w3
- x4 += w4
- x5 += w5
- x6 += w6
- x7 += w7
- x8 += w8
- x9 += w9
- x10 += w10
- x11 += w11
- x12 += w12
- x13 += w13
- x14 += w14
- x15 += w15
-
- out[0], tmp[0] = x0, x0
- out[1], tmp[1] = x1, x1
- out[2], tmp[2] = x2, x2
- out[3], tmp[3] = x3, x3
- out[4], tmp[4] = x4, x4
- out[5], tmp[5] = x5, x5
- out[6], tmp[6] = x6, x6
- out[7], tmp[7] = x7, x7
- out[8], tmp[8] = x8, x8
- out[9], tmp[9] = x9, x9
- out[10], tmp[10] = x10, x10
- out[11], tmp[11] = x11, x11
- out[12], tmp[12] = x12, x12
- out[13], tmp[13] = x13, x13
- out[14], tmp[14] = x14, x14
- out[15], tmp[15] = x15, x15
-}
-
-func blockMix(tmp *[16]uint32, in, out []uint32, r int) {
- blockCopy(tmp[:], in[(2*r-1)*16:], 16)
- for i := 0; i < 2*r; i += 2 {
- salsaXOR(tmp, in[i*16:], out[i*8:])
- salsaXOR(tmp, in[i*16+16:], out[i*8+r*16:])
- }
-}
-
-func integer(b []uint32, r int) uint64 {
- j := (2*r - 1) * 16
- return uint64(b[j]) | uint64(b[j+1])<<32
-}
-
-func smix(b []byte, r, N int, v, xy []uint32) {
- var tmp [16]uint32
- x := xy
- y := xy[32*r:]
-
- j := 0
- for i := 0; i < 32*r; i++ {
- x[i] = uint32(b[j]) | uint32(b[j+1])<<8 | uint32(b[j+2])<<16 | uint32(b[j+3])<<24
- j += 4
- }
- for i := 0; i < N; i += 2 {
- blockCopy(v[i*(32*r):], x, 32*r)
- blockMix(&tmp, x, y, r)
-
- blockCopy(v[(i+1)*(32*r):], y, 32*r)
- blockMix(&tmp, y, x, r)
- }
- for i := 0; i < N; i += 2 {
- j := int(integer(x, r) & uint64(N-1))
- blockXOR(x, v[j*(32*r):], 32*r)
- blockMix(&tmp, x, y, r)
-
- j = int(integer(y, r) & uint64(N-1))
- blockXOR(y, v[j*(32*r):], 32*r)
- blockMix(&tmp, y, x, r)
- }
- j = 0
- for _, v := range x[:32*r] {
- b[j+0] = byte(v >> 0)
- b[j+1] = byte(v >> 8)
- b[j+2] = byte(v >> 16)
- b[j+3] = byte(v >> 24)
- j += 4
- }
-}
-
-// Key derives a key from the password, salt, and cost parameters, returning
-// a byte slice of length keyLen that can be used as cryptographic key.
-//
-// N is a CPU/memory cost parameter, which must be a power of two greater than 1.
-// r and p must satisfy r * p < 2³⁰. If the parameters do not satisfy the
-// limits, the function returns a nil byte slice and an error.
-//
-// For example, you can get a derived key for e.g. AES-256 (which needs a
-// 32-byte key) by doing:
-//
-// dk, err := scrypt.Key([]byte("some password"), salt, 16384, 8, 1, 32)
-//
-// The recommended parameters for interactive logins as of 2017 are N=32768, r=8
-// and p=1. The parameters N, r, and p should be increased as memory latency and
-// CPU parallelism increases; consider setting N to the highest power of 2 you
-// can derive within 100 milliseconds. Remember to get a good random salt.
-func Key(password, salt []byte, N, r, p, keyLen int) ([]byte, error) {
- if N <= 1 || N&(N-1) != 0 {
- return nil, errors.New("scrypt: N must be > 1 and a power of 2")
- }
- if uint64(r)*uint64(p) >= 1<<30 || r > maxInt/128/p || r > maxInt/256 || N > maxInt/128/r {
- return nil, errors.New("scrypt: parameters are too large")
- }
-
- xy := make([]uint32, 64*r)
- v := make([]uint32, 32*N*r)
- b := pbkdf2.Key(password, salt, 1, p*128*r, sha256.New)
-
- for i := 0; i < p; i++ {
- smix(b[i*128*r:], r, N, v, xy)
- }
-
- return pbkdf2.Key(password, b, 1, keyLen, sha256.New), nil
-}
diff --git a/vendor/golang.org/x/crypto/scrypt/scrypt_test.go b/vendor/golang.org/x/crypto/scrypt/scrypt_test.go
deleted file mode 100644
index 766ed8d90..000000000
--- a/vendor/golang.org/x/crypto/scrypt/scrypt_test.go
+++ /dev/null
@@ -1,162 +0,0 @@
-// Copyright 2012 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 scrypt
-
-import (
- "bytes"
- "testing"
-)
-
-type testVector struct {
- password string
- salt string
- N, r, p int
- output []byte
-}
-
-var good = []testVector{
- {
- "password",
- "salt",
- 2, 10, 10,
- []byte{
- 0x48, 0x2c, 0x85, 0x8e, 0x22, 0x90, 0x55, 0xe6, 0x2f,
- 0x41, 0xe0, 0xec, 0x81, 0x9a, 0x5e, 0xe1, 0x8b, 0xdb,
- 0x87, 0x25, 0x1a, 0x53, 0x4f, 0x75, 0xac, 0xd9, 0x5a,
- 0xc5, 0xe5, 0xa, 0xa1, 0x5f,
- },
- },
- {
- "password",
- "salt",
- 16, 100, 100,
- []byte{
- 0x88, 0xbd, 0x5e, 0xdb, 0x52, 0xd1, 0xdd, 0x0, 0x18,
- 0x87, 0x72, 0xad, 0x36, 0x17, 0x12, 0x90, 0x22, 0x4e,
- 0x74, 0x82, 0x95, 0x25, 0xb1, 0x8d, 0x73, 0x23, 0xa5,
- 0x7f, 0x91, 0x96, 0x3c, 0x37,
- },
- },
- {
- "this is a long \000 password",
- "and this is a long \000 salt",
- 16384, 8, 1,
- []byte{
- 0xc3, 0xf1, 0x82, 0xee, 0x2d, 0xec, 0x84, 0x6e, 0x70,
- 0xa6, 0x94, 0x2f, 0xb5, 0x29, 0x98, 0x5a, 0x3a, 0x09,
- 0x76, 0x5e, 0xf0, 0x4c, 0x61, 0x29, 0x23, 0xb1, 0x7f,
- 0x18, 0x55, 0x5a, 0x37, 0x07, 0x6d, 0xeb, 0x2b, 0x98,
- 0x30, 0xd6, 0x9d, 0xe5, 0x49, 0x26, 0x51, 0xe4, 0x50,
- 0x6a, 0xe5, 0x77, 0x6d, 0x96, 0xd4, 0x0f, 0x67, 0xaa,
- 0xee, 0x37, 0xe1, 0x77, 0x7b, 0x8a, 0xd5, 0xc3, 0x11,
- 0x14, 0x32, 0xbb, 0x3b, 0x6f, 0x7e, 0x12, 0x64, 0x40,
- 0x18, 0x79, 0xe6, 0x41, 0xae,
- },
- },
- {
- "p",
- "s",
- 2, 1, 1,
- []byte{
- 0x48, 0xb0, 0xd2, 0xa8, 0xa3, 0x27, 0x26, 0x11, 0x98,
- 0x4c, 0x50, 0xeb, 0xd6, 0x30, 0xaf, 0x52,
- },
- },
-
- {
- "",
- "",
- 16, 1, 1,
- []byte{
- 0x77, 0xd6, 0x57, 0x62, 0x38, 0x65, 0x7b, 0x20, 0x3b,
- 0x19, 0xca, 0x42, 0xc1, 0x8a, 0x04, 0x97, 0xf1, 0x6b,
- 0x48, 0x44, 0xe3, 0x07, 0x4a, 0xe8, 0xdf, 0xdf, 0xfa,
- 0x3f, 0xed, 0xe2, 0x14, 0x42, 0xfc, 0xd0, 0x06, 0x9d,
- 0xed, 0x09, 0x48, 0xf8, 0x32, 0x6a, 0x75, 0x3a, 0x0f,
- 0xc8, 0x1f, 0x17, 0xe8, 0xd3, 0xe0, 0xfb, 0x2e, 0x0d,
- 0x36, 0x28, 0xcf, 0x35, 0xe2, 0x0c, 0x38, 0xd1, 0x89,
- 0x06,
- },
- },
- {
- "password",
- "NaCl",
- 1024, 8, 16,
- []byte{
- 0xfd, 0xba, 0xbe, 0x1c, 0x9d, 0x34, 0x72, 0x00, 0x78,
- 0x56, 0xe7, 0x19, 0x0d, 0x01, 0xe9, 0xfe, 0x7c, 0x6a,
- 0xd7, 0xcb, 0xc8, 0x23, 0x78, 0x30, 0xe7, 0x73, 0x76,
- 0x63, 0x4b, 0x37, 0x31, 0x62, 0x2e, 0xaf, 0x30, 0xd9,
- 0x2e, 0x22, 0xa3, 0x88, 0x6f, 0xf1, 0x09, 0x27, 0x9d,
- 0x98, 0x30, 0xda, 0xc7, 0x27, 0xaf, 0xb9, 0x4a, 0x83,
- 0xee, 0x6d, 0x83, 0x60, 0xcb, 0xdf, 0xa2, 0xcc, 0x06,
- 0x40,
- },
- },
- {
- "pleaseletmein", "SodiumChloride",
- 16384, 8, 1,
- []byte{
- 0x70, 0x23, 0xbd, 0xcb, 0x3a, 0xfd, 0x73, 0x48, 0x46,
- 0x1c, 0x06, 0xcd, 0x81, 0xfd, 0x38, 0xeb, 0xfd, 0xa8,
- 0xfb, 0xba, 0x90, 0x4f, 0x8e, 0x3e, 0xa9, 0xb5, 0x43,
- 0xf6, 0x54, 0x5d, 0xa1, 0xf2, 0xd5, 0x43, 0x29, 0x55,
- 0x61, 0x3f, 0x0f, 0xcf, 0x62, 0xd4, 0x97, 0x05, 0x24,
- 0x2a, 0x9a, 0xf9, 0xe6, 0x1e, 0x85, 0xdc, 0x0d, 0x65,
- 0x1e, 0x40, 0xdf, 0xcf, 0x01, 0x7b, 0x45, 0x57, 0x58,
- 0x87,
- },
- },
- /*
- // Disabled: needs 1 GiB RAM and takes too long for a simple test.
- {
- "pleaseletmein", "SodiumChloride",
- 1048576, 8, 1,
- []byte{
- 0x21, 0x01, 0xcb, 0x9b, 0x6a, 0x51, 0x1a, 0xae, 0xad,
- 0xdb, 0xbe, 0x09, 0xcf, 0x70, 0xf8, 0x81, 0xec, 0x56,
- 0x8d, 0x57, 0x4a, 0x2f, 0xfd, 0x4d, 0xab, 0xe5, 0xee,
- 0x98, 0x20, 0xad, 0xaa, 0x47, 0x8e, 0x56, 0xfd, 0x8f,
- 0x4b, 0xa5, 0xd0, 0x9f, 0xfa, 0x1c, 0x6d, 0x92, 0x7c,
- 0x40, 0xf4, 0xc3, 0x37, 0x30, 0x40, 0x49, 0xe8, 0xa9,
- 0x52, 0xfb, 0xcb, 0xf4, 0x5c, 0x6f, 0xa7, 0x7a, 0x41,
- 0xa4,
- },
- },
- */
-}
-
-var bad = []testVector{
- {"p", "s", 0, 1, 1, nil}, // N == 0
- {"p", "s", 1, 1, 1, nil}, // N == 1
- {"p", "s", 7, 8, 1, nil}, // N is not power of 2
- {"p", "s", 16, maxInt / 2, maxInt / 2, nil}, // p * r too large
-}
-
-func TestKey(t *testing.T) {
- for i, v := range good {
- k, err := Key([]byte(v.password), []byte(v.salt), v.N, v.r, v.p, len(v.output))
- if err != nil {
- t.Errorf("%d: got unexpected error: %s", i, err)
- }
- if !bytes.Equal(k, v.output) {
- t.Errorf("%d: expected %x, got %x", i, v.output, k)
- }
- }
- for i, v := range bad {
- _, err := Key([]byte(v.password), []byte(v.salt), v.N, v.r, v.p, 32)
- if err == nil {
- t.Errorf("%d: expected error, got nil", i)
- }
- }
-}
-
-var sink []byte
-
-func BenchmarkKey(b *testing.B) {
- for i := 0; i < b.N; i++ {
- sink, _ = Key([]byte("password"), []byte("salt"), 1<<15, 8, 1, 64)
- }
-}