public override void Execute(string[] commandline)
{
if (commandline.Length < 2)
{
_console.Out.WriteLine ("Error: [local_session_alias] not specified");
return;
}
else if (commandline.Length < 3)
{
_console.Out.WriteLine ("Error: [command] not specified");
return;
}
ClientContext ctx = _console.GetValue<ClientContext> ("client_context", null);
if (ctx == null)
{
_console.Out.WriteLine ("No active connection was found");
return;
}
string localAlias = commandline[1];
IDictionary<string, TPMSession> tpmSessions = _console.GetValue<IDictionary<string, TPMSession>> ("tpm_sessions", null);
if (tpmSessions == null || tpmSessions.ContainsKey (localAlias) == false)
{
_console.Out.WriteLine ("Error: Specified local alias was not found");
return;
}
if(tpmSessions[localAlias].Keystore == null)
{
_console.Out.WriteLine("Error: No keystore was opened");
return;
}
IDictionary<string, string> arguments = _console.SplitArguments(commandline[2], 0);
if(arguments.ContainsKey("name") == false)
{
_console.Out.WriteLine("Error: no key name was specified");
return;
}
if(arguments.ContainsKey("data_input") == false)
{
_console.Out.WriteLine("Error: no data input source specified");
return;
}
TPMSessionSealCommand.DataInputMode dataInputMode;
try
{
dataInputMode = (TPMSessionSealCommand.DataInputMode)Enum.Parse(typeof(TPMSessionSealCommand.DataInputMode), arguments["data_input"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid data input source");
return;
}
TPMSessionSealCommand.DataOutputMode dataOutputMode;
try
{
dataOutputMode = (TPMSessionSealCommand.DataOutputMode)Enum.Parse(typeof(TPMSessionSealCommand.DataOutputMode), arguments["data_output"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid data output destination");
return;
}
TPMSessionSealCommand.DataFormat inputDataFormat = TPMSessionSealCommand.DataFormat.Raw;
if(arguments.ContainsKey("input_data_format"))
{
try
{
inputDataFormat = (TPMSessionSealCommand.DataFormat)Enum.Parse(typeof(TPMSessionSealCommand.DataFormat), arguments["input_data_format"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid input data format");
return;
}
}
TPMSessionSealCommand.DataFormat outputDataFormat = TPMSessionSealCommand.DataFormat.Raw;
if(arguments.ContainsKey("output_data_format"))
{
try
{
outputDataFormat = (TPMSessionSealCommand.DataFormat)Enum.Parse(typeof(TPMSessionSealCommand.DataFormat), arguments["output_data_format"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid output data format");
return;
}
}
if(dataInputMode == TPMSessionSealCommand.DataInputMode.File && arguments.ContainsKey("file") == false)
{
_console.Out.WriteLine("Error: data_input=file requires file argument!");
return;
}
if(dataOutputMode == TPMSessionSealCommand.DataOutputMode.File && arguments.ContainsKey("output_file") == false)
{
_console.Out.WriteLine("Error: data_output=file requires output_file argument!");
return;
}
ClientKeyHandle keyHandle = tpmSessions[localAlias].KeyClient.GetKeyHandleByFriendlyName(arguments["name"]);
Stream inputStream = null;
if(dataInputMode == TPMSessionSealCommand.DataInputMode.Console)
inputStream = new TextReaderStream(_console.In);
else if(dataInputMode == TPMSessionSealCommand.DataInputMode.Embedded)
{
if(commandline.Length <= 3)
{
_console.Out.WriteLine("Error: no embedded data");
return;
}
StringBuilder embeddedData = new StringBuilder();
for(int i = 3; i<commandline.Length; i++)
{
embeddedData.Append(commandline[i]);
if(i + 1 < commandline.Length)
embeddedData.Append(" ");
}
inputStream = new TextReaderStream(new StringReader(embeddedData.ToString()));
}
else if(dataInputMode == TPMSessionSealCommand.DataInputMode.File)
{
inputStream = new FileStream(arguments["file"], FileMode.Open, FileAccess.Read);
}
if(inputDataFormat == TPMSessionSealCommand.DataFormat.Hex)
{
inputStream = new HexFilterStream(inputStream);
}
Stream outputStream = null;
if(dataOutputMode == TPMSessionSealCommand.DataOutputMode.Console)
outputStream = new TextWriterStream(_console.Out);
else if(dataOutputMode == TPMSessionSealCommand.DataOutputMode.File)
outputStream = new FileStream(arguments["output_file"], FileMode.OpenOrCreate, FileAccess.Write);
if(outputDataFormat == TPMSessionSealCommand.DataFormat.Hex)
outputStream = new HexFilterStream(outputStream);
IAsymmetricBlockCipher bindCipher = keyHandle.CreateBindBlockCipher();
bindCipher.Init(false, null);
int read;
byte[] buffer = new byte[bindCipher.GetInputBlockSize()];
do
{
read = inputStream.Read(buffer, 0, buffer.Length);
if(read > 0)
{
byte[] encrypted = bindCipher.ProcessBlock(buffer, 0, read);
outputStream.Write(encrypted, 0, encrypted.Length);
}
}while(read>0);
_console.Out.WriteLine();
outputStream.Dispose();
inputStream.Dispose();
}
public override void Execute(string[] commandline)
{
if (commandline.Length < 2)
{
_console.Out.WriteLine ("Error: [local_session_alias] not specified");
return;
}
else if (commandline.Length < 3)
{
_console.Out.WriteLine ("Error: [command] not specified");
return;
}
ClientContext ctx = _console.GetValue<ClientContext> ("client_context", null);
if (ctx == null)
{
_console.Out.WriteLine ("No active connection was found");
return;
}
string localAlias = commandline[1];
IDictionary<string, TPMSession> tpmSessions = _console.GetValue<IDictionary<string, TPMSession>> ("tpm_sessions", null);
if (tpmSessions == null || tpmSessions.ContainsKey (localAlias) == false)
{
_console.Out.WriteLine ("Error: Specified local alias was not found");
return;
}
if(tpmSessions[localAlias].Keystore == null)
{
_console.Out.WriteLine("Error: No keystore was opened");
return;
}
string subCommand = commandline[2];
IDictionary<string, string> arguments = _console.SplitArguments(commandline[3], 0);
if(arguments.ContainsKey("name") == false)
{
_console.Out.WriteLine("Error: no key name was specified");
return;
}
// if(arguments.ContainsKey("pcr") == false)
// {
// _console.Out.WriteLine("Error: no pcr values where specified");
// return;
// }
if(arguments.ContainsKey("data_input") == false)
{
_console.Out.WriteLine("Error: no data input source specified");
return;
}
DataInputMode dataInputMode;
try
{
dataInputMode = (DataInputMode)Enum.Parse(typeof(DataInputMode), arguments["data_input"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid data input source");
return;
}
DataFormat inputDataFormat = DataFormat.Raw;
if(arguments.ContainsKey("input_data_format"))
{
try
{
inputDataFormat = (DataFormat)Enum.Parse(typeof(DataFormat), arguments["input_data_format"], true);
}
catch(Exception)
{
_console.Out.WriteLine("Error: Invalid input data format");
return;
}
}
if(dataInputMode == DataInputMode.File && arguments.ContainsKey("file") == false)
{
_console.Out.WriteLine("Error: data_input=file requires file argument!");
return;
}
ClientKeyHandle keyHandle = tpmSessions[localAlias].KeyClient.GetKeyHandleByFriendlyName(arguments["name"]);
Stream inputStream = null;
if(dataInputMode == DataInputMode.Console)
inputStream = new TextReaderStream(_console.In);
else if(dataInputMode == DataInputMode.Embedded)
{
if(commandline.Length <= 3)
{
_console.Out.WriteLine("Error: no embedded data");
return;
}
StringBuilder embeddedData = new StringBuilder();
for(int i = 3; i<commandline.Length; i++)
{
embeddedData.Append(commandline[i]);
if(i + 1 < commandline.Length)
embeddedData.Append(" ");
}
inputStream = new TextReaderStream(new StringReader(embeddedData.ToString()));
}
else if(dataInputMode == DataInputMode.File)
{
inputStream = new FileStream(arguments["file"], FileMode.Open, FileAccess.Read);
}
if(inputDataFormat == DataFormat.Hex)
{
inputStream = new HexFilterStream(inputStream);
}
ISigner signatureGenerator = null;
if(subCommand == "verify")
{
signatureGenerator = keyHandle.CreateSigner();
signatureGenerator.Init(false, null);
}
else if(subCommand == "generate")
{
signatureGenerator = keyHandle.CreateSigner();
signatureGenerator.Init(true, null);
}
else if(subCommand == "generate_quote" || subCommand == "verify_quote")
{
if(arguments.ContainsKey("pcr") == false)
{
_console.Out.WriteLine("Error: No pcrs specified!");
return;
}
TPMPCRSelection pcrSelection = tpmSessions[localAlias].CreateEmptyPCRSelection();
foreach(string pcr in arguments["pcr"].Split('|'))
{
int pcrValue = int.Parse(pcr);
pcrSelection.PcrSelection.SetBit(pcrValue - 1, true);
}
signatureGenerator = keyHandle.CreateQuoter(pcrSelection);
signatureGenerator.Init(subCommand == "generate_quote", null);
}
byte[] buffer = new byte[1024];
int read = 0;
do
{
read = inputStream.Read(buffer, 0, buffer.Length);
signatureGenerator.BlockUpdate(buffer, 0, read);
}
while(read > 0);
_console.Out.WriteLine(ByteHelper.ByteArrayToHexString(signatureGenerator.GenerateSignature()));
_console.Out.WriteLine();
inputStream.Dispose();
}
