# HG changeset patch
# User Carl Byington <carl@five-ten-sg.com>
# Date 1407182902 25200
# Node ID 2768eb029d7332e42a1ae9c4d4eba132ff833423
# Parent  20d0a1356c43b32e8961ad742478ce3cf6b122ed
debug kex error

diff -r 20d0a1356c43 -r 2768eb029d73 src/ch/ethz/ssh2/Connection.java
--- a/src/ch/ethz/ssh2/Connection.java	Mon Aug 04 12:11:12 2014 -0700
+++ b/src/ch/ethz/ssh2/Connection.java	Mon Aug 04 13:08:22 2014 -0700
@@ -672,13 +672,16 @@
      * run forever.
      */
 
-    public synchronized void close() {
+    // cannot be synchronized, since Connection.connect() is synchronized, and
+    // if the key exchange fails, another thread will try to close().
+
+    public void close() {
         log.debug("Connection.close()");
         Throwable t = new Throwable("Closed due to user request.");
         close(t, false);
     }
 
-    public synchronized void close(Throwable t, boolean hard) {
+    public void close(Throwable t, boolean hard) {
         log.debug(String.format("Connection.close(%s hard=%b)", t.getMessage(), hard));
         if (cm != null) {
             cm.closeAllChannels();
diff -r 20d0a1356c43 -r 2768eb029d73 src/ch/ethz/ssh2/transport/ClientKexManager.java
--- a/src/ch/ethz/ssh2/transport/ClientKexManager.java	Mon Aug 04 12:11:12 2014 -0700
+++ b/src/ch/ethz/ssh2/transport/ClientKexManager.java	Mon Aug 04 13:08:22 2014 -0700
@@ -160,10 +160,10 @@
             }
 
             if (kxs.np.kex_algo.equals("diffie-hellman-group1-sha1")  ||
-                    kxs.np.kex_algo.equals("diffie-hellman-group14-sha1") ||
-                    kxs.np.kex_algo.equals("ecdh-sha2-nistp256")          ||
-                    kxs.np.kex_algo.equals("ecdh-sha2-nistp384")          ||
-                    kxs.np.kex_algo.equals("ecdh-sha2-nistp521")) {
+                kxs.np.kex_algo.equals("diffie-hellman-group14-sha1") ||
+                kxs.np.kex_algo.equals("ecdh-sha2-nistp256")          ||
+                kxs.np.kex_algo.equals("ecdh-sha2-nistp384")          ||
+                kxs.np.kex_algo.equals("ecdh-sha2-nistp521")) {
                 kxs.dhx = GenericDhExchange.getInstance(kxs.np.kex_algo);
                 kxs.dhx.init(kxs.np.kex_algo);
                 kxs.hashAlgo = kxs.dhx.getHashAlgo();
diff -r 20d0a1356c43 -r 2768eb029d73 src/ch/ethz/ssh2/transport/KexManager.java
--- a/src/ch/ethz/ssh2/transport/KexManager.java	Mon Aug 04 12:11:12 2014 -0700
+++ b/src/ch/ethz/ssh2/transport/KexManager.java	Mon Aug 04 13:08:22 2014 -0700
@@ -40,22 +40,22 @@
 
     private static final ArrayList<String> HOSTKEY_ALGS = new ArrayList<String>();
     static {
+        HOSTKEY_ALGS.add("ssh-rsa");
+        HOSTKEY_ALGS.add("ssh-dss");
         HOSTKEY_ALGS.add("ecdsa-sha2-nistp256");
         HOSTKEY_ALGS.add("ecdsa-sha2-nistp384");
         HOSTKEY_ALGS.add("ecdsa-sha2-nistp521");
-        HOSTKEY_ALGS.add("ssh-rsa");
-        HOSTKEY_ALGS.add("ssh-dss");
     }
 
     private static final ArrayList<String> KEX_ALGS = new ArrayList<String>();
     static {
-        KEX_ALGS.add("ecdh-sha2-nistp256");
-        KEX_ALGS.add("ecdh-sha2-nistp384");
-        KEX_ALGS.add("ecdh-sha2-nistp521");
         KEX_ALGS.add("diffie-hellman-group-exchange-sha256");
         KEX_ALGS.add("diffie-hellman-group-exchange-sha1");
         KEX_ALGS.add("diffie-hellman-group14-sha1");
         KEX_ALGS.add("diffie-hellman-group1-sha1");
+        KEX_ALGS.add("ecdh-sha2-nistp256");
+        KEX_ALGS.add("ecdh-sha2-nistp384");
+        KEX_ALGS.add("ecdh-sha2-nistp521");
     }
 
     KexState kxs;