diff options
| author | Peter Dettman <peter.dettman@bouncycastle.org> | 2023-04-04 09:48:44 +0700 |
|---|---|---|
| committer | Peter Dettman <peter.dettman@bouncycastle.org> | 2023-04-04 09:48:44 +0700 |
| commit | 1034e36fad8391aa5b4e85686217c6c18de950af (patch) | |
| tree | fd8abdc2cbc41006ac92f56124f5a133775fc15f | |
| parent | Refactor PgpEncryptedDataList (diff) | |
| download | BouncyCastle.NET-ed25519-1034e36fad8391aa5b4e85686217c6c18de950af.tar.xz | |
Refactoring in AesEngine_X86
| -rw-r--r-- | crypto/src/crypto/engines/AesEngine_X86.cs | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/crypto/src/crypto/engines/AesEngine_X86.cs b/crypto/src/crypto/engines/AesEngine_X86.cs index ba1d77ec7..e9523bad5 100644 --- a/crypto/src/crypto/engines/AesEngine_X86.cs +++ b/crypto/src/crypto/engines/AesEngine_X86.cs @@ -38,8 +38,8 @@ namespace Org.BouncyCastle.Crypto.Engines var t = Aes.KeygenAssist(s, rcon[round++]); t = Sse2.Shuffle(t.AsInt32(), 0xFF).AsByte(); s = Sse2.Xor(s, Sse2.ShiftLeftLogical128BitLane(s, 8)); - s = Sse2.Xor(s, Sse2.ShiftLeftLogical128BitLane(s, 4)); - s = Sse2.Xor(s, t); + t = Sse2.Xor(t, s); + s = Sse2.Xor(t, Sse2.ShiftLeftLogical128BitLane(s, 4)); K[round] = s; } @@ -60,8 +60,8 @@ namespace Org.BouncyCastle.Crypto.Engines t1 = Sse2.Shuffle(t1.AsInt32(), 0x55).AsByte(); s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 8)); - s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 4)); - s1 = Sse2.Xor(s1, t1); + t1 = Sse2.Xor(t1, s1); + s1 = Sse2.Xor(t1, Sse2.ShiftLeftLogical128BitLane(s1, 4)); K[++round] = Sse2.Xor(s2, Sse2.ShiftLeftLogical128BitLane(s1, 8)); @@ -76,8 +76,8 @@ namespace Org.BouncyCastle.Crypto.Engines t2 = Sse2.Shuffle(t2.AsInt32(), 0x55).AsByte(); s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 8)); - s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 4)); - s1 = Sse2.Xor(s1, t2); + t2 = Sse2.Xor(t2, s1); + s1 = Sse2.Xor(t2, Sse2.ShiftLeftLogical128BitLane(s1, 4)); K[++round] = s1; @@ -106,8 +106,8 @@ namespace Org.BouncyCastle.Crypto.Engines var t1 = Aes.KeygenAssist(s2, rcon); rcon <<= 1; t1 = Sse2.Shuffle(t1.AsInt32(), 0xFF).AsByte(); s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 8)); - s1 = Sse2.Xor(s1, Sse2.ShiftLeftLogical128BitLane(s1, 4)); - s1 = Sse2.Xor(s1, t1); + t1 = Sse2.Xor(t1, s1); + s1 = Sse2.Xor(t1, Sse2.ShiftLeftLogical128BitLane(s1, 4)); K[++round] = s1; if (round == 14) @@ -116,8 +116,8 @@ namespace Org.BouncyCastle.Crypto.Engines var t2 = Aes.KeygenAssist(s1, 0x00); t2 = Sse2.Shuffle(t2.AsInt32(), 0xAA).AsByte(); s2 = Sse2.Xor(s2, Sse2.ShiftLeftLogical128BitLane(s2, 8)); - s2 = Sse2.Xor(s2, Sse2.ShiftLeftLogical128BitLane(s2, 4)); - s2 = Sse2.Xor(s2, t2); + t2 = Sse2.Xor(t2, s2); + s2 = Sse2.Xor(t2, Sse2.ShiftLeftLogical128BitLane(s2, 4)); K[++round] = s2; } |