Added handler for unimplemented packet types.

Rev: src/connection.c:1.2
Rev: src/connection.h:1.2

src/connection.c

@@ -4,6 +4,8 @@
 
 #include "connection.h"
 #include "xalloc.h"
+#include "ssh.h"
+#include "format.h"
 
 struct ssh_connection *ssh_connection_alloc()
 {
@@ -15,3 +17,27 @@ struct ssh_connection *ssh_connection_alloc()
 
   return connection;
 }
+
+static int handle_unimplemented(struct abstract_write **w,
+				struct lsh_string *packet)
+{
+  struct abstract_write_pipe *closure = (struct abstract_write_pipe *) *w;
+
+  return A_WRITE(closure->next,
+		 ssh_format("%c%i",
+			    SSH_MSG_UNIMPLEMENTED,
+			    packet->sequence_number));
+}
+
+struct abstract_write *make_unimplemented(struct abstract_write *w)
+{
+  struct abstract_write_pipe *res = xalloc(sizeof(struct abstract_write_pipe));
+
+  res->super.write = handle_unimplemented;
+  res->next = w;
+
+  return &res->super;
+}
+
+
+  

src/connection.h

@@ -6,6 +6,7 @@
 #define LSH_CONNECTION_H_INCLUDED
 
 #include "lsh_types.h"
+#include "abstract_io.h"
 
 struct ssh_connection
 {
@@ -24,4 +25,14 @@ struct ssh_connection
 
 struct ssh_connection *ssh_connection_alloc();
 
+struct connection_closure
+{
+  struct abstract_write super;
+  struct connection *connection;
+};
+
+#if 0
+struct abstract_write *make_unimplemented(struct connection *c);  
+#endif
+
 #endif /* LSH_CONNECTION_H_INCLUDED */