From 757585db71b78c4edf91ba011be419264de43d1a Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Thu, 20 Apr 2017 11:42:28 +0200 Subject: Move emacs stuff to extras/ Change-Id: Ibbb7d8500e9064215cf912bd00bdf72a748f8a27 Signed-off-by: Damjan Marion --- build-root/emacs-lisp/plugin-node-skel.el | 330 ------------------------------ 1 file changed, 330 deletions(-) delete mode 100644 build-root/emacs-lisp/plugin-node-skel.el (limited to 'build-root/emacs-lisp/plugin-node-skel.el') diff --git a/build-root/emacs-lisp/plugin-node-skel.el b/build-root/emacs-lisp/plugin-node-skel.el deleted file mode 100644 index 167519aa266..00000000000 --- a/build-root/emacs-lisp/plugin-node-skel.el +++ /dev/null @@ -1,330 +0,0 @@ -;;; plugin-node-skel.el - vpp engine plug-in "node.c" skeleton -;;; -;;; Copyright (c) 2016 Cisco and/or its affiliates. -;;; Licensed under the Apache License, Version 2.0 (the "License"); -;;; you may not use this file except in compliance with the License. -;;; You may obtain a copy of the License at: -;;; -;;; http://www.apache.org/licenses/LICENSE-2.0 -;;; -;;; Unless required by applicable law or agreed to in writing, software -;;; distributed under the License is distributed on an "AS IS" BASIS, -;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -;;; See the License for the specific language governing permissions and -;;; limitations under the License. - -(require 'skeleton) - -(define-skeleton skel-plugin-node -"Insert a plug-in 'node.c' skeleton " -nil -'(if (not (boundp 'plugin-name)) - (setq plugin-name (read-string "Plugin name: "))) -'(setq PLUGIN-NAME (upcase plugin-name)) -'(setq capital-oh-en "ON") -"/* - * node.c - skeleton vpp engine plug-in dual-loop node skeleton - * - * Copyright (c) - * Licensed under the Apache License, Version 2.0 (the \"License\"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an \"AS IS\" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include -#include -#include -#include -#include <" plugin-name "/" plugin-name ".h> - -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 new_src_mac[6]; - u8 new_dst_mac[6]; -} " plugin-name "_trace_t; - -static u8 * -format_mac_address (u8 * s, va_list * args) -{ - u8 *a = va_arg (*args, u8 *); - return format (s, \"%02x:%02x:%02x:%02x:%02x:%02x\", - a[0], a[1], a[2], a[3], a[4], a[5]); -} - -/* packet trace format function */ -static u8 * format_" plugin-name "_trace (u8 * s, va_list * args) -{ - CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); - CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); - " plugin-name "_trace_t * t = va_arg (*args, " plugin-name "_trace_t *); - - s = format (s, \"" PLUGIN-NAME ": sw_if_index %d, next index %d\\n\", - t->sw_if_index, t->next_index); - s = format (s, \" new src %U -> new dst %U\", - format_mac_address, t->new_src_mac, - format_mac_address, t->new_dst_mac); - return s; -} - -vlib_node_registration_t " plugin-name "_node; - -#define foreach_" plugin-name "_error \\ -_(SWAPPED, \"Mac swap packets processed\") - -typedef enum { -#define _(sym,str) " PLUGIN-NAME "_ERROR_##sym, - foreach_" plugin-name "_error -#undef _ - " PLUGIN-NAME "_N_ERROR, -} " plugin-name "_error_t; - -static char * " plugin-name "_error_strings[] = { -#define _(sym,string) string, - foreach_" plugin-name "_error -#undef _ -}; - -typedef enum -{ - " PLUGIN-NAME "_NEXT_INTERFACE_OUTPUT, - " PLUGIN-NAME "_N_NEXT, -} " plugin-name "_next_t; - -#define foreach_mac_address_offset \\ -_(0) \\ -_(1) \\ -_(2) \\ -_(3) \\ -_(4) \\ -_(5) - -static uword -" plugin-name "_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, * from, * to_next; - " plugin-name "_next_t next_index; - u32 pkts_swapped = 0; - - from = vlib_frame_vector_args (frame); - n_left_from = frame->n_vectors; - next_index = node->cached_next_index; - - while (n_left_from > 0) - { - u32 n_left_to_next; - - vlib_get_next_frame (vm, node, next_index, - to_next, n_left_to_next); - - while (n_left_from >= 4 && n_left_to_next >= 2) - { - u32 next0 = " PLUGIN-NAME "_NEXT_INTERFACE_OUTPUT; - u32 next1 = " PLUGIN-NAME "_NEXT_INTERFACE_OUTPUT; - u32 sw_if_index0, sw_if_index1; - u8 tmp0[6], tmp1[6]; - ethernet_header_t *en0, *en1; - u32 bi0, bi1; - vlib_buffer_t * b0, * b1; - - /* Prefetch next iteration. */ - { - vlib_buffer_t * p2, * p3; - - p2 = vlib_get_buffer (vm, from[2]); - p3 = vlib_get_buffer (vm, from[3]); - - vlib_prefetch_buffer_header (p2, LOAD); - vlib_prefetch_buffer_header (p3, LOAD); - - CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE); - CLIB_PREFETCH (p3->data, CLIB_CACHE_LINE_BYTES, STORE); - } - - /* speculatively enqueue b0 and b1 to the current next frame */ - to_next[0] = bi0 = from[0]; - to_next[1] = bi1 = from[1]; - from += 2; - to_next += 2; - n_left_from -= 2; - n_left_to_next -= 2; - - b0 = vlib_get_buffer (vm, bi0); - b1 = vlib_get_buffer (vm, bi1); - - ASSERT (b0->current_data == 0); - ASSERT (b1->current_data == 0); - - en0 = vlib_buffer_get_current (b0); - en1 = vlib_buffer_get_current (b1); - - /* This is not the fastest way to swap src + dst mac addresses */ -#define _(a) tmp0[a] = en0->src_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en0->src_address[a] = en0->dst_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en0->dst_address[a] = tmp0[a]; - foreach_mac_address_offset; -#undef _ - -#define _(a) tmp1[a] = en1->src_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en1->src_address[a] = en1->dst_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en1->dst_address[a] = tmp1[a]; - foreach_mac_address_offset; -#undef _ - - sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX]; - sw_if_index1 = vnet_buffer(b1)->sw_if_index[VLIB_RX]; - - /* Send pkt back out the RX interface */ - vnet_buffer(b0)->sw_if_index[VLIB_TX] = sw_if_index0; - vnet_buffer(b1)->sw_if_index[VLIB_TX] = sw_if_index1; - - pkts_swapped += 2; - - if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE))) - { - if (b0->flags & VLIB_BUFFER_IS_TRACED) - { - " plugin-name "_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->sw_if_index = sw_if_index0; - t->next_index = next0; - clib_memcpy (t->new_src_mac, en0->src_address, - sizeof (t->new_src_mac)); - clib_memcpy (t->new_dst_mac, en0->dst_address, - sizeof (t->new_dst_mac)); - } - if (b1->flags & VLIB_BUFFER_IS_TRACED) - { - " plugin-name "_trace_t *t = - vlib_add_trace (vm, node, b1, sizeof (*t)); - t->sw_if_index = sw_if_index1; - t->next_index = next1; - clib_memcpy (t->new_src_mac, en1->src_address, - sizeof (t->new_src_mac)); - clib_memcpy (t->new_dst_mac, en1->dst_address, - sizeof (t->new_dst_mac)); - } - } - - /* verify speculative enqueues, maybe switch current next frame */ - vlib_validate_buffer_enqueue_x2 (vm, node, next_index, - to_next, n_left_to_next, - bi0, bi1, next0, next1); - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - u32 bi0; - vlib_buffer_t * b0; - u32 next0 = " PLUGIN-NAME "_NEXT_INTERFACE_OUTPUT; - u32 sw_if_index0; - u8 tmp0[6]; - ethernet_header_t *en0; - - /* speculatively enqueue b0 to the current next frame */ - bi0 = from[0]; - to_next[0] = bi0; - from += 1; - to_next += 1; - n_left_from -= 1; - n_left_to_next -= 1; - - b0 = vlib_get_buffer (vm, bi0); - /* - * Direct from the driver, we should be at offset 0 - * aka at &b0->data[0] - */ - ASSERT (b0->current_data == 0); - - en0 = vlib_buffer_get_current (b0); - - /* This is not the fastest way to swap src + dst mac addresses */ -#define _(a) tmp0[a] = en0->src_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en0->src_address[a] = en0->dst_address[a]; - foreach_mac_address_offset; -#undef _ -#define _(a) en0->dst_address[a] = tmp0[a]; - foreach_mac_address_offset; -#undef _ - - sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX]; - - /* Send pkt back out the RX interface */ - vnet_buffer(b0)->sw_if_index[VLIB_TX] = sw_if_index0; - - if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) - && (b0->flags & VLIB_BUFFER_IS_TRACED))) { - " plugin-name "_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->sw_if_index = sw_if_index0; - t->next_index = next0; - clib_memcpy (t->new_src_mac, en0->src_address, - sizeof (t->new_src_mac)); - clib_memcpy (t->new_dst_mac, en0->dst_address, - sizeof (t->new_dst_mac)); - } - - pkts_swapped += 1; - - /* verify speculative enqueue, maybe switch current next frame */ - vlib_validate_buffer_enqueue_x1 (vm, node, next_index, - to_next, n_left_to_next, - bi0, next0); - } - - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, " plugin-name "_node.index, - " PLUGIN-NAME "_ERROR_SWAPPED, pkts_swapped); - return frame->n_vectors; -} - -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (" plugin-name "_node) = -{ - .function = " plugin-name "_node_fn, - .name = \"" plugin-name "\", - .vector_size = sizeof (u32), - .format_trace = format_" plugin-name "_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = ARRAY_LEN(" plugin-name "_error_strings), - .error_strings = " plugin-name "_error_strings, - - .n_next_nodes = " PLUGIN-NAME "_N_NEXT, - - /* edit / add dispositions here */ - .next_nodes = { - [" PLUGIN-NAME "_NEXT_INTERFACE_OUTPUT] = \"interface-output\", - }, -}; -/* *INDENT-ON* */ -/* - * fd.io coding-style-patch-verification: " capital-oh-en " - * - * Local Variables: - * eval: (c-set-style \"gnu\") - * End: - */ -") -- cgit 1.2.3-korg