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-rw-r--r--extras/emacs/tunnel-h-skel.el128
1 files changed, 128 insertions, 0 deletions
diff --git a/extras/emacs/tunnel-h-skel.el b/extras/emacs/tunnel-h-skel.el
new file mode 100644
index 00000000000..067cf1346ce
--- /dev/null
+++ b/extras/emacs/tunnel-h-skel.el
@@ -0,0 +1,128 @@
+;;; tunnel-h-skel.el - tunnel encap header file skeleton
+
+(require 'skeleton)
+
+(define-skeleton skel-tunnel-h
+"Insert a tunnel encap header file"
+nil
+'(setq encap_stack (skeleton-read "encap_stack (e.g ip4_udp_lisp): "))
+'(setq ENCAP_STACK (upcase encap_stack))
+'(setq encap-stack (replace-regexp-in-string "_" "-" encap_stack))
+"
+#ifndef included_vnet_" encap_stack "_h
+#define included_vnet_" encap_stack "_h
+
+#include <vppinfra/error.h>
+#include <vppinfra/hash.h>
+#include <vnet/vnet.h>
+#include <vnet/ip/ip.h>
+#include <vnet/l2/l2_input.h>
+#include <vnet/ethernet/ethernet.h>
+#include <vnet/" encap-stack "/" encap_stack "_packet.h>
+#include <vnet/ip/ip4_packet.h>
+#include <vnet/ip/udp.h>
+
+/* Encap stack built in encap.c */
+typedef CLIB_PACKED (struct {
+ ip4_header_t ip4; /* 20 bytes */
+ udp_header_t udp; /* 8 bytes */
+ " encap_stack "_header_t lisp; /* 8 bytes */
+}) " encap_stack "_header_t;
+
+typedef CLIB_PACKED(struct {
+ /*
+ * Key fields:
+ * all fields in NET byte order
+ */
+ union {
+ struct {
+ u32 FIXME_NET_BYTE_ORDER;
+ };
+ u64 as_u64[1];
+ };
+}) " encap_stack "_tunnel_key_t;
+
+typedef struct {
+ /* Rewrite string. $$$$ maybe: embed vnet_rewrite header */
+ u8 * rewrite;
+
+ /* decap next index */
+ u32 decap_next_index;
+
+ /* tunnel src and dst addresses */
+ ip4_address_t src;
+ ip4_address_t dst;
+
+ /* FIB indices */
+ u32 encap_fib_index; /* tunnel partner lookup here */
+ u32 decap_fib_index; /* inner IP lookup here */
+
+ /* vnet intfc hw/sw_if_index */
+ u32 hw_if_index;
+
+ /* encap header fields in HOST byte order */
+ u32 FIXME;
+} " encap_stack "_tunnel_t;
+
+#define foreach_" encap_stack "_input_next \\
+_(DROP, \"error-drop\") \\
+_(IP4_INPUT, \"ip4-input\") \\
+_(IP6_INPUT, \"ip6-input\") \\
+_(ETHERNET_INPUT, \"ethernet-input\") \\
+_(" ENCAP_STACK "_ENCAP, \"" encap-stack "-encap\")
+
+typedef enum {
+#define _(s,n) " ENCAP_STACK "_INPUT_NEXT_##s,
+ foreach_" encap_stack "_input_next
+#undef _
+ " ENCAP_STACK "_INPUT_N_NEXT,
+} " encap_stack "_input_next_t;
+
+typedef enum {
+#define " encap_stack "_error(n,s) " ENCAP_STACK "_ERROR_##n,
+#include <vnet/" encap-stack "/" encap_stack "_error.def>
+#undef " encap_stack "_error
+ " ENCAP_STACK "_N_ERROR,
+} " encap_stack "_input_error_t;
+
+typedef struct {
+ /* vector of encap tunnel instances */
+ " encap_stack "_tunnel_t *tunnels;
+
+ /* lookup tunnel by key */
+ uword * " encap_stack "_tunnel_by_key;
+
+ /* Free vlib hw_if_indices */
+ u32 * free_" encap_stack "_tunnel_hw_if_indices;
+
+ /* convenience */
+ vlib_main_t * vlib_main;
+ vnet_main_t * vnet_main;
+} " encap_stack "_main_t;
+
+" encap_stack "_main_t " encap_stack "_main;
+
+vlib_node_registration_t " encap_stack "_input_node;
+vlib_node_registration_t " encap_stack "_encap_node;
+
+u8 * format_" encap_stack "_encap_trace (u8 * s, va_list * args);
+u8 * format_" encap_stack "_header_with_length (u8 * s, va_list * args);
+
+typedef struct {
+ u8 is_add;
+ ip4_address_t src, dst;
+ u32 encap_fib_index;
+ u32 decap_fib_index;
+ u32 decap_next_index;
+ /* encap fields in HOST byte order */
+ u8 FIXME_HOST_BYTE_ORDER;
+} vnet_" encap_stack "_add_del_tunnel_args_t;
+
+int vnet_" encap_stack "_add_del_tunnel
+(vnet_" encap_stack "_add_del_tunnel_args_t *a, u32 * hw_if_indexp);
+
+u8 * format_" encap_stack "_header_with_length (u8 * s, va_list * args);
+
+#endif /* included_vnet_" encap_stack "_h */
+
+")