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Imported Upstream version 3.12.1

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Former-commit-id: ce565ca85f5d5abe367a12026a5712944dbf6319
This commit is contained in:
Jo Shields
2015-03-06 18:47:20 +00:00
parent 181b81b4a4
commit 283343f570
73 changed files with 244 additions and 13424 deletions
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54
mcs/class/Mono.Security/Mono.Security.Protocol.Tls/SslCipherSuite.cs
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@ -190,59 +190,15 @@ namespace Mono.Security.Protocol.Tls
this.Context.ClientWriteKey = keyBlock.ReadBytes(this.KeyMaterialSize);
this.Context.ServerWriteKey = keyBlock.ReadBytes(this.KeyMaterialSize);
if (!this.IsExportable)
if (this.IvSize != 0)
{
if (this.IvSize != 0)
{
this.Context.ClientWriteIV = keyBlock.ReadBytes(this.IvSize);
this.Context.ServerWriteIV = keyBlock.ReadBytes(this.IvSize);
}
else
{
this.Context.ClientWriteIV = CipherSuite.EmptyArray;
this.Context.ServerWriteIV = CipherSuite.EmptyArray;
}
this.Context.ClientWriteIV = keyBlock.ReadBytes(this.IvSize);
this.Context.ServerWriteIV = keyBlock.ReadBytes(this.IvSize);
}
else
{
HashAlgorithm md5 = MD5.Create();
int keySize = (md5.HashSize >> 3); //in bytes not bits
byte[] temp = new byte [keySize];
// Generate final write keys
md5.TransformBlock(this.Context.ClientWriteKey, 0, this.Context.ClientWriteKey.Length, temp, 0);
md5.TransformFinalBlock(this.Context.RandomCS, 0, this.Context.RandomCS.Length);
byte[] finalClientWriteKey = new byte[this.ExpandedKeyMaterialSize];
Buffer.BlockCopy(md5.Hash, 0, finalClientWriteKey, 0, this.ExpandedKeyMaterialSize);
md5.Initialize();
md5.TransformBlock(this.Context.ServerWriteKey, 0, this.Context.ServerWriteKey.Length, temp, 0);
md5.TransformFinalBlock(this.Context.RandomSC, 0, this.Context.RandomSC.Length);
byte[] finalServerWriteKey = new byte[this.ExpandedKeyMaterialSize];
Buffer.BlockCopy(md5.Hash, 0, finalServerWriteKey, 0, this.ExpandedKeyMaterialSize);
this.Context.ClientWriteKey = finalClientWriteKey;
this.Context.ServerWriteKey = finalServerWriteKey;
// Generate IV keys
if (this.IvSize > 0)
{
md5.Initialize();
temp = md5.ComputeHash(this.Context.RandomCS, 0, this.Context.RandomCS.Length);
this.Context.ClientWriteIV = new byte[this.IvSize];
Buffer.BlockCopy(temp, 0, this.Context.ClientWriteIV, 0, this.IvSize);
md5.Initialize();
temp = md5.ComputeHash(this.Context.RandomSC, 0, this.Context.RandomSC.Length);
this.Context.ServerWriteIV = new byte[this.IvSize];
Buffer.BlockCopy(temp, 0, this.Context.ServerWriteIV, 0, this.IvSize);
}
else
{
this.Context.ClientWriteIV = CipherSuite.EmptyArray;
this.Context.ServerWriteIV = CipherSuite.EmptyArray;
}
this.Context.ClientWriteIV = CipherSuite.EmptyArray;
this.Context.ServerWriteIV = CipherSuite.EmptyArray;
}
DebugHelper.WriteLine(">>>> KeyBlock", keyBlock.ToArray());