Index: lib/src/sha256.dart |
diff --git a/lib/src/sha256.dart b/lib/src/sha256.dart |
index f36561f121e032d4e55e1ff4ec39acbbc07f159e..e2dc37e2dbcef4825cb3de6d84ff9e633b2fb1c2 100644 |
--- a/lib/src/sha256.dart |
+++ b/lib/src/sha256.dart |
@@ -11,7 +11,9 @@ class SHA256 extends _HashBase { |
final Uint32List _w; |
// Construct a SHA256 hasher object. |
- SHA256() : _w = new Uint32List(64), super(16, 8, true) { |
+ SHA256() |
+ : _w = new Uint32List(64), |
+ super(16, 8, true) { |
// Initial value of the hash parts. First 32 bits of the fractional parts |
// of the square roots of the first 8 prime numbers. |
_h[0] = 0x6a09e667; |
@@ -31,20 +33,21 @@ class SHA256 extends _HashBase { |
// Table of round constants. First 32 bits of the fractional |
// parts of the cube roots of the first 64 prime numbers. |
- static const List<int> _K = |
- const [ 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, |
- 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, |
- 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, |
- 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, |
- 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, |
- 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, |
- 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, |
- 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, |
- 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, |
- 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, |
- 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, |
- 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, |
- 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 ]; |
+ static const List<int> _K = const [ |
+ 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, |
+ 0x59f111f1, 0x923f82a4, 0xab1c5ed5, 0xd807aa98, 0x12835b01, |
+ 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, |
+ 0xc19bf174, 0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, |
+ 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, 0x983e5152, |
+ 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, |
+ 0x06ca6351, 0x14292967, 0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, |
+ 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, |
+ 0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, |
+ 0xd6990624, 0xf40e3585, 0x106aa070, 0x19a4c116, 0x1e376c08, |
+ 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, |
+ 0x682e6ff3, 0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, |
+ 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 |
+ ]; |
// Helper functions as defined in http://tools.ietf.org/html/rfc6234 |
_rotr32(n, x) => (x >> n) | ((x << (32 - n)) & _MASK_32); |
@@ -67,7 +70,7 @@ class SHA256 extends _HashBase { |
} |
for (; i < 64; i++) { |
_w[i] = _add32(_add32(_ssig1(_w[i - 2]), _w[i - 7]), |
- _add32(_ssig0(_w[i - 15]), _w[i - 16])); |
+ _add32(_ssig0(_w[i - 15]), _w[i - 16])); |
} |
// Shuffle around the bits. |
@@ -81,8 +84,8 @@ class SHA256 extends _HashBase { |
var h = _h[7]; |
for (var t = 0; t < 64; t++) { |
- var t1 = _add32(_add32(h, _bsig1(e)), |
- _add32(_ch(e, f, g), _add32(_K[t], _w[t]))); |
+ var t1 = _add32( |
+ _add32(h, _bsig1(e)), _add32(_ch(e, f, g), _add32(_K[t], _w[t]))); |
var t2 = _add32(_bsig0(a), _maj(a, b, c)); |
h = g; |
g = f; |