1 files changed, 76 insertions, 0 deletions
diff --git a/bundles/org.eclipse.equinox.console/src/org/eclipse/equinox/console/ssh/SshInputScanner.java b/bundles/org.eclipse.equinox.console/src/org/eclipse/equinox/console/ssh/SshInputScanner.java
new file mode 100755
index 000000000..f0c88a934
--- /dev/null
+++ b/bundles/org.eclipse.equinox.console/src/org/eclipse/equinox/console/ssh/SshInputScanner.java
@@ -0,0 +1,76 @@
+/*******************************************************************************
+ * Copyright (c) 2011 SAP AG
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     Lazar Kirchev, SAP AG - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.equinox.console.ssh;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+import org.eclipse.equinox.console.common.ConsoleInputStream;
+import org.eclipse.equinox.console.common.KEYS;
+import org.eclipse.equinox.console.common.Scanner;
+import org.eclipse.equinox.console.common.terminal.TerminalTypeMappings;
+
+/**
+ * This class performs preprocessing of the input from the ssh server in order to echo the visible
+ * characters back to the console.
+ *
+ */
+public class SshInputScanner extends Scanner {
+
+	public SshInputScanner(ConsoleInputStream toShell, OutputStream toTelnet) {
+		super(toShell, toTelnet);
+        TerminalTypeMappings currentMapping = supportedEscapeSequences.get(DEFAULT_TTYPE);
+    	currentEscapesToKey = currentMapping.getEscapesToKey();
+    	escapes = currentMapping.getEscapes();
+    	setBackspace(currentMapping.getBackspace());
+    	setDel(currentMapping.getDel());
+	}
+	
+	@Override
+	public void scan(int b) throws IOException {
+		b &= 0xFF;
+
+		if (isEsc) {
+            scanEsc(b);
+        } else {
+        	switch (b) {
+        	case ESC:
+        		startEsc();
+        		toShell.add(new byte[]{(byte) b});
+        		break;
+        	default:
+        		if (b >= SPACE && b < MAX_CHAR) {
+        			echo((byte) b);
+        			flush();
+        		}
+        		toShell.add(new byte[]{(byte) b});
+        	}
+        }
+	}
+
+	@Override
+	protected void scanEsc(int b) throws IOException {
+		esc += (char) b;
+        toShell.add(new byte[]{(byte) b});
+        KEYS key = checkEscape(esc);
+        if (key == KEYS.UNFINISHED) {
+            return;
+        }
+        if (key == KEYS.UNKNOWN) {
+            isEsc = false;
+            scan(b);
+            return;
+        }
+        isEsc = false;
+	}
+
+}