diff options
Diffstat (limited to 'src/vnet/cop/node1.c')
| -rw-r--r-- | src/vnet/cop/node1.c | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/src/vnet/cop/node1.c b/src/vnet/cop/node1.c deleted file mode 100644 index 172c13d312e..00000000000 --- a/src/vnet/cop/node1.c +++ /dev/null @@ -1,313 +0,0 @@ -/* - * 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. - */ - -#include <vnet/cop/cop.h> - -typedef struct { - u32 next_index; - u32 sw_if_index; -} cop_input_trace_t; - -/* packet trace format function */ -static u8 * format_cop_input_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 *); - cop_input_trace_t * t = va_arg (*args, cop_input_trace_t *); - - s = format (s, "COP_INPUT: sw_if_index %d, next index %d", - t->sw_if_index, t->next_index); - return s; -} - -#define foreach_cop_input_error \ -_(PROCESSED, "COP input packets processed") - -typedef enum { -#define _(sym,str) COP_INPUT_ERROR_##sym, - foreach_cop_input_error -#undef _ - COP_INPUT_N_ERROR, -} cop_input_error_t; - -static char * cop_input_error_strings[] = { -#define _(sym,string) string, - foreach_cop_input_error -#undef _ -}; - -VLIB_NODE_FN (cop_input_node) (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, * from, * to_next; - cop_feature_type_t next_index; - cop_main_t *cm = &cop_main; - - 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 bi0, bi1; - vlib_buffer_t * b0, * b1; - u32 next0, next1; - u32 sw_if_index0, sw_if_index1; - ethernet_header_t * en0, * en1; - cop_config_main_t * ccm0, * ccm1; - u32 advance0, advance1; - int proto0, proto1; - - /* 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); - - en0 = vlib_buffer_get_current (b0); - en1 = vlib_buffer_get_current (b1); - - sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX]; - sw_if_index1 = vnet_buffer(b1)->sw_if_index[VLIB_RX]; - - proto0 = VNET_COP_DEFAULT; - proto1 = VNET_COP_DEFAULT; - advance0 = 0; - advance1 = 0; - - if (en0->type == clib_host_to_net_u16(ETHERNET_TYPE_IP4)) - { - proto0 = VNET_COP_IP4; - advance0 = sizeof(ethernet_header_t); - } - else if (en0->type == clib_host_to_net_u16(ETHERNET_TYPE_IP6)) - { - proto0 = VNET_COP_IP6; - advance0 = sizeof(ethernet_header_t); - } - - if (en1->type == clib_host_to_net_u16(ETHERNET_TYPE_IP4)) - { - proto1 = VNET_COP_IP4; - advance1 = sizeof(ethernet_header_t); - } - else if (en1->type == clib_host_to_net_u16(ETHERNET_TYPE_IP6)) - { - proto1 = VNET_COP_IP6; - advance1 = sizeof(ethernet_header_t); - } - - ccm0 = cm->cop_config_mains + proto0; - ccm1 = cm->cop_config_mains + proto1; - vnet_buffer(b0)->cop.current_config_index = - ccm0->config_index_by_sw_if_index [sw_if_index0]; - - vnet_buffer(b1)->cop.current_config_index = - ccm1->config_index_by_sw_if_index [sw_if_index1]; - - vlib_buffer_advance (b0, advance0); - vlib_buffer_advance (b1, advance1); - - vnet_get_config_data (&ccm0->config_main, - &vnet_buffer(b0)->cop.current_config_index, - &next0, 0 /* bytes of config data */); - - vnet_get_config_data (&ccm1->config_main, - &vnet_buffer(b1)->cop.current_config_index, - &next1, 0 /* bytes of config data */); - - if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) - && (b0->flags & VLIB_BUFFER_IS_TRACED))) - { - cop_input_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->sw_if_index = sw_if_index0; - t->next_index = next0; - } - - if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) - && (b1->flags & VLIB_BUFFER_IS_TRACED))) - { - cop_input_trace_t *t = - vlib_add_trace (vm, node, b1, sizeof (*t)); - t->sw_if_index = sw_if_index1; - t->next_index = next1; - } - /* 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; - u32 sw_if_index0; - ethernet_header_t *en0; - cop_config_main_t *ccm0; - u32 advance0; - int proto0; - - /* 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); - - sw_if_index0 = vnet_buffer(b0)->sw_if_index[VLIB_RX]; - - proto0 = VNET_COP_DEFAULT; - advance0 = 0; - - if (en0->type == clib_host_to_net_u16(ETHERNET_TYPE_IP4)) - { - proto0 = VNET_COP_IP4; - advance0 = sizeof(ethernet_header_t); - } - else if (en0->type == clib_host_to_net_u16(ETHERNET_TYPE_IP6)) - { - proto0 = VNET_COP_IP6; - advance0 = sizeof(ethernet_header_t); - } - - ccm0 = cm->cop_config_mains + proto0; - vnet_buffer(b0)->cop.current_config_index = - ccm0->config_index_by_sw_if_index [sw_if_index0]; - - vlib_buffer_advance (b0, advance0); - - vnet_get_config_data (&ccm0->config_main, - &vnet_buffer(b0)->cop.current_config_index, - &next0, 0 /* bytes of config data */); - - if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE) - && (b0->flags & VLIB_BUFFER_IS_TRACED))) - { - cop_input_trace_t *t = - vlib_add_trace (vm, node, b0, sizeof (*t)); - t->sw_if_index = sw_if_index0; - t->next_index = next0; - } - - /* 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, cop_input_node.index, - COP_INPUT_ERROR_PROCESSED, frame->n_vectors); - return frame->n_vectors; -} - -VLIB_REGISTER_NODE (cop_input_node) = { - .name = "cop-input", - .vector_size = sizeof (u32), - .format_trace = format_cop_input_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - - .n_errors = ARRAY_LEN(cop_input_error_strings), - .error_strings = cop_input_error_strings, - - .n_next_nodes = COP_RX_N_FEATURES, - - /* edit / add dispositions here */ - .next_nodes = { - [IP4_RX_COP_WHITELIST] = "ip4-cop-whitelist", - [IP6_RX_COP_WHITELIST] = "ip6-cop-whitelist", - [DEFAULT_RX_COP_WHITELIST] = "default-cop-whitelist", - [IP4_RX_COP_INPUT] = "ip4-input", - [IP6_RX_COP_INPUT] = "ip6-input", - [DEFAULT_RX_COP_INPUT] = "ethernet-input", - [RX_COP_DROP] = "error-drop", - }, -}; - -#define foreach_cop_stub \ -_(default-cop-whitelist, default_cop_whitelist) - -#define _(n,f) \ - \ -static uword \ -f##_node_fn (vlib_main_t * vm, \ - vlib_node_runtime_t * node, \ - vlib_frame_t * frame) \ -{ \ - clib_warning ("BUG: stub function called"); \ - return 0; \ -} \ - \ -VLIB_REGISTER_NODE (f##_input_node) = { \ - .function = f##_node_fn, \ - .name = #n, \ - .vector_size = sizeof (u32), \ - .type = VLIB_NODE_TYPE_INTERNAL, \ - \ - .n_errors = 0, \ - .error_strings = 0, \ - \ - .n_next_nodes = 0, \ -}; - -foreach_cop_stub; - - - - - - |