OpenSolaris Launch

1 files changed, 101 insertions, 0 deletions

diff --git a/usr/src/cmd/ssh/libssh/common/dispatch.c b/usr/src/cmd/ssh/libssh/common/dispatch.c
new file mode 100644
index 0000000000..f2bf9b6847
--- /dev/null
+++ b/usr/src/cmd/ssh/libssh/common/dispatch.c
@@ -0,0 +1,101 @@
+/*
+ * 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.
+ *
+ * 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("$OpenBSD: dispatch.c,v 1.15 2002/01/11 13:39:36 markus Exp $");
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include "ssh1.h"
+#include "ssh2.h"
+#include "log.h"
+#include "dispatch.h"
+#include "packet.h"
+#include "compat.h"
+
+#define DISPATCH_MIN	0
+#define DISPATCH_MAX	255
+
+dispatch_fn *dispatch[DISPATCH_MAX];
+
+void
+dispatch_protocol_error(int type, u_int32_t seq, void *ctxt)
+{
+	log("dispatch_protocol_error: type %d seq %u", type, seq);
+	if (!compat20)
+		fatal("protocol error");
+	packet_start(SSH2_MSG_UNIMPLEMENTED);
+	packet_put_int(seq);
+	packet_send();
+	packet_write_wait();
+}
+void
+dispatch_protocol_ignore(int type, u_int32_t seq, void *ctxt)
+{
+	log("dispatch_protocol_ignore: type %d seq %u", type, seq);
+}
+void
+dispatch_init(dispatch_fn *dflt)
+{
+	u_int i;
+	for (i = 0; i < DISPATCH_MAX; i++)
+		dispatch[i] = dflt;
+}
+void
+dispatch_range(u_int from, u_int to, dispatch_fn *fn)
+{
+	u_int i;
+
+	for (i = from; i <= to; i++) {
+		if (i >= DISPATCH_MAX)
+			break;
+		dispatch[i] = fn;
+	}
+}
+void
+dispatch_set(int type, dispatch_fn *fn)
+{
+	dispatch[type] = fn;
+}
+void
+dispatch_run(int mode, int *done, void *ctxt)
+{
+	for (;;) {
+		int type;
+		u_int32_t seqnr;
+
+		if (mode == DISPATCH_BLOCK) {
+			type = packet_read_seqnr(&seqnr);
+		} else {
+			type = packet_read_poll_seqnr(&seqnr);
+			if (type == SSH_MSG_NONE)
+				return;
+		}
+		if (type > 0 && type < DISPATCH_MAX && dispatch[type] != NULL)
+			(*dispatch[type])(type, seqnr, ctxt);
+		else
+			packet_disconnect("protocol error: rcvd type %d", type);
+		if (done != NULL && *done)
+			return;
+	}
+}