Revert part of 180714 - the intent was to flatten dist, not to nuke it.

1 files changed, 164 insertions, 0 deletions

diff --git a/crypto/openssh/scard/Ssh.java b/crypto/openssh/scard/Ssh.java
new file mode 100644
index 0000000..6418957
--- /dev/null
+++ b/crypto/openssh/scard/Ssh.java
@@ -0,0 +1,164 @@
+// $Id: Ssh.java,v 1.3 2002/05/22 04:24:02 djm Exp $
+//
+// Ssh.java
+// SSH / smartcard integration project, smartcard side
+//
+// Tomoko Fukuzawa, created, Feb., 2000
+//
+// Naomaru Itoi, modified, Apr., 2000
+//
+
+// copyright 2000
+// the regents of the university of michigan
+// all rights reserved
+//
+// permission is granted to use, copy, create derivative works
+// and redistribute this software and such derivative works
+// for any purpose, so long as the name of the university of
+// michigan is not used in any advertising or publicity
+// pertaining to the use or distribution of this software
+// without specific, written prior authorization.  if the
+// above copyright notice or any other identification of the
+// university of michigan is included in any copy of any
+// portion of this software, then the disclaimer below must
+// also be included.
+//
+// this software is provided as is, without representation
+// from the university of michigan as to its fitness for any
+// purpose, and without warranty by the university of
+// michigan of any kind, either express or implied, including
+// without limitation the implied warranties of
+// merchantability and fitness for a particular purpose. the
+// regents of the university of michigan shall not be liable
+// for any damages, including special, indirect, incidental, or
+// consequential damages, with respect to any claim arising
+// out of or in connection with the use of the software, even
+// if it has been or is hereafter advised of the possibility of
+// such damages.
+
+import javacard.framework.*;
+import javacardx.framework.*;
+import javacardx.crypto.*;
+
+public class Ssh extends javacard.framework.Applet
+{
+    // Change this when the applet changes; hi byte is major, low byte is minor
+    static final short applet_version = (short)0x0102;
+
+    /* constants declaration */
+    // code of CLA byte in the command APDU header
+    static final byte Ssh_CLA =(byte)0x05;
+
+    // codes of INS byte in the command APDU header
+    static final byte DECRYPT = (byte) 0x10;
+    static final byte GET_KEYLENGTH = (byte) 0x20;
+    static final byte GET_PUBKEY = (byte) 0x30;
+    static final byte GET_VERSION = (byte) 0x32;
+    static final byte GET_RESPONSE = (byte) 0xc0;
+
+    static final short keysize = 1024;
+    static final short root_fid = (short)0x3f00;
+    static final short privkey_fid = (short)0x0012;
+    static final short pubkey_fid = (short)(('s'<<8)|'h');
+
+    /* instance variables declaration */
+    AsymKey rsakey;
+    CyberflexFile file;
+    CyberflexOS os;
+
+    private Ssh()
+    {
+	file = new CyberflexFile();
+	os = new CyberflexOS();
+
+	rsakey = new RSA_CRT_PrivateKey (keysize);
+
+	if ( ! rsakey.isSupportedLength (keysize) )
+	    ISOException.throwIt (ISO.SW_WRONG_LENGTH);
+
+	register();
+    } // end of the constructor
+
+    public boolean select() {
+	if (!rsakey.isInitialized())
+	    rsakey.setKeyInstance ((short)0xc8, (short)0x10);
+
+	return true;
+    }
+
+    public static void install(APDU apdu)
+    {
+	new Ssh();	// create a Ssh applet instance (card)
+    } // end of install method
+
+    public static void main(String args[]) {
+	ISOException.throwIt((short) 0x9000);
+    }
+
+    public void process(APDU apdu)
+    {
+	// APDU object carries a byte array (buffer) to
+	// transfer incoming and outgoing APDU header
+	// and data bytes between card and CAD
+	byte buffer[] = apdu.getBuffer();
+	short size, st;
+
+	// verify that if the applet can accept this
+	// APDU message
+	// NI: change suggested by Wayne Dyksen, Purdue
+	if (buffer[ISO.OFFSET_INS] == ISO.INS_SELECT)
+	    ISOException.throwIt(ISO.SW_NO_ERROR);
+
+	switch (buffer[ISO.OFFSET_INS]) {
+	case DECRYPT:
+	    if (buffer[ISO.OFFSET_CLA] != Ssh_CLA)
+		ISOException.throwIt(ISO.SW_CLA_NOT_SUPPORTED);
+	    //decrypt (apdu);
+	    size = (short) (buffer[ISO.OFFSET_LC] & 0x00FF);
+
+	    if (apdu.setIncomingAndReceive() != size)
+		ISOException.throwIt (ISO.SW_WRONG_LENGTH);
+
+	    // check access; depends on bit 2 (x/a)
+	    file.selectFile(root_fid);
+	    file.selectFile(privkey_fid);
+	    st = os.checkAccess(ACL.EXECUTE);
+	    if (st != ST.ACCESS_CLEARED) {
+		CyberflexAPDU.prepareSW1SW2(st);
+		ISOException.throwIt(CyberflexAPDU.getSW1SW2());
+	    }
+
+	    rsakey.cryptoUpdate (buffer, (short) ISO.OFFSET_CDATA, size,
+				 buffer, (short) ISO.OFFSET_CDATA);
+
+	    apdu.setOutgoingAndSend ((short) ISO.OFFSET_CDATA, size);
+	    break;
+	case GET_PUBKEY:
+	    file.selectFile(root_fid); // select root
+	    file.selectFile(pubkey_fid); // select public key file
+	    size = (short)(file.getFileSize() - 16);
+	    st = os.readBinaryFile(buffer, (short)0, (short)0, size);
+	    if (st == ST.SUCCESS)
+		apdu.setOutgoingAndSend((short)0, size);
+	    else {
+		CyberflexAPDU.prepareSW1SW2(st);
+		ISOException.throwIt(CyberflexAPDU.getSW1SW2());
+	    }
+	    break;
+	case GET_KEYLENGTH:
+	    Util.setShort(buffer, (short)0, keysize);
+	    apdu.setOutgoingAndSend ((short)0, (short)2);
+	    break;
+	case GET_VERSION:
+	    Util.setShort(buffer, (short)0, applet_version);
+	    apdu.setOutgoingAndSend ((short)0, (short)2);
+	    break;
+	case GET_RESPONSE:
+	    break;
+	default:
+	    ISOException.throwIt (ISO.SW_INS_NOT_SUPPORTED);
+	}
+
+    } // end of process method
+
+} // end of class Ssh