- Big OpenBSD CVS update (mainly beginnings of SSH2 infrastructure)

   - [auth.c session.c sshd.c auth.h]
     split sshd.c -> auth.c session.c sshd.c plus cleanup and goto-removal
   - [bufaux.c bufaux.h]
     support ssh2 bignums
   - [channels.c channels.h clientloop.c sshd.c nchan.c nchan.h packet.c]
     [readconf.c ssh.c ssh.h serverloop.c]
     replace big switch() with function tables (prepare for ssh2)
   - [ssh2.h]
     ssh2 message type codes
   - [sshd.8]
     reorder Xr to avoid cutting
   - [serverloop.c]
     close(fdin) if fdin != fdout, shutdown otherwise, ok theo@
   - [channels.c]
     missing close
     allow bigger packets
   - [cipher.c cipher.h]
     support ssh2 ciphers
   - [compress.c]
     cleanup, less code
   - [dispatch.c dispatch.h]
     function tables for different message types
   - [log-server.c]
     do not log() if debuggin to stderr
     rename a cpp symbol, to avoid param.h collision
   - [mpaux.c]
     KNF
   - [nchan.c]
     sync w/ channels.c

1 files changed, 78 insertions, 0 deletions

diff --git a/dispatch.c b/dispatch.c
new file mode 100644
index 000000000..8594f986e
--- /dev/null
+++ b/dispatch.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2000 Markus Friedl.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Markus Friedl.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "includes.h"
+RCSID("$Id: dispatch.c,v 1.1 2000/04/01 01:09:24 damien Exp $");
+#include "ssh.h"
+#include "dispatch.h"
+#include "packet.h"
+
+#define DISPATCH_MIN    0
+#define DISPATCH_MAX    255
+
+dispatch_fn *dispatch[DISPATCH_MAX];
+
+void
+dispatch_protocol_error(int type, int plen)
+{
+        error("Hm, dispatch protocol error: type %d plen %d", type, plen);
+}
+void 
+dispatch_init(dispatch_fn *dflt)
+{
+        int i;
+        for (i = 0; i < DISPATCH_MAX; i++)
+                dispatch[i] = dflt;
+}
+void
+dispatch_set(int type, dispatch_fn *fn)
+{
+        dispatch[type] = fn;
+}
+void
+dispatch_run(int mode, int *done)
+{
+        for (;;) {
+                int plen;
+                int type;
+
+                if (mode == DISPATCH_BLOCK) {
+                        type = packet_read(&plen);
+                } else {
+                        type = packet_read_poll(&plen);
+                        if (type == SSH_MSG_NONE)
+                                return;
+                }
+                if (type > 0 && type < DISPATCH_MAX && dispatch[type] != NULL)
+                        (*dispatch[type])(type, plen);
+                else
+                        packet_disconnect("protocol error: rcvd type %d", type);        
+                if (done != NULL && *done)
+                        return;
+        }
+}