diff options
Diffstat (limited to 'hicn-plugin/src/faces/udp')
| -rw-r--r-- | hicn-plugin/src/faces/udp/dpo_udp.c | 157 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/dpo_udp.h | 289 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp.c | 449 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp.h | 356 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp_cli.c | 164 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp_node.c | 1030 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp_node.h | 35 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/iface_udp_node.c | 987 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/iface_udp_node.h | 36 |
9 files changed, 0 insertions, 3503 deletions
diff --git a/hicn-plugin/src/faces/udp/dpo_udp.c b/hicn-plugin/src/faces/udp/dpo_udp.c deleted file mode 100644 index 987d52bb7..000000000 --- a/hicn-plugin/src/faces/udp/dpo_udp.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * Copyright (c) 2017-2019 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 "dpo_udp.h" - -#include <vnet/ip/format.h> -#include <vnet/adj/adj.h> -#include <vnet/vnet.h> -#include <vlib/vlib.h> - -const static char *const hicn_face_ip4udp_nodes[] = { - "hicn-face-encap-udp4", - "hicn-face-decap-udp4", - "hicn-iface-decap-udp4", - "hicn-iface-encap-udp4", - NULL, -}; - -const static char *const hicn_face_ip6udp_nodes[] = { - "hicn-face-encap-udp6", - "hicn-face-decap-udp6", - "hicn-iface-decap-udp6", - "hicn-iface-encap-udp6", - NULL, -}; - -const static char *const *const hicn_ipudp_nodes[DPO_PROTO_NUM] = { - [DPO_PROTO_IP4] = hicn_face_ip4udp_nodes, - [DPO_PROTO_IP6] = hicn_face_ip6udp_nodes -}; - - -const static dpo_vft_t hicn_dpoi_udp_vft = { - .dv_lock = hicn_face_lock, - .dv_unlock = hicn_face_unlock, - .dv_format = format_hicn_face_udp, -}; - -/* Must be executed after all the strategy nodes are created */ -void -hicn_dpo_udp_module_init (void) -{ - mhash_init (&hicn_face_udp_hashtb, sizeof (hicn_face_id_t) /* value */ , - sizeof (hicn_face_udp_key_t) /* key */ ); - - /* - * How much useful is the following registration? - * So far it seems that we need it only for setting the dpo_type. - */ - hicn_face_udp_type = - dpo_register_new_type (&hicn_dpoi_udp_vft, hicn_ipudp_nodes); -} - - -/* Here udp ports are in host order, move them to network order to do the lookup */ -int -hicn_dpo_udp4_create (dpo_id_t * dpo, - const ip4_address_t * src_ip, - const ip4_address_t * dst_ip, - u16 src_port, u16 dst_port, - u32 sw_if, - adj_index_t ip_adj, - u32 node_index, - hicn_face_flags_t flags, hicn_face_id_t * face_id) -{ - u16 net_src_port = clib_host_to_net_u16 (src_port); - u16 net_dst_port = clib_host_to_net_u16 (dst_port); - hicn_face_t *face = - hicn_face_udp4_get (src_ip, dst_ip, net_src_port, net_dst_port); - - u8 hicnb_flags; - /* ip_csum_t sum0; */ - - if (face != NULL) - return HICN_ERROR_FACE_ALREADY_CREATED; - - hicn_dpo_udp4_add_and_lock (dpo, src_ip, dst_ip, net_src_port, net_dst_port, - node_index, &hicnb_flags, sw_if); - - face = hicn_dpoi_get_from_idx (dpo->dpoi_index); - - hicn_face_udp_t *udp_face = (hicn_face_udp_t *) face->data; - - udp_face->hdrs.ip4.ip.checksum = - ip4_header_checksum (&(udp_face->hdrs.ip4.ip)); - - face->shared.flags = flags; - face->shared.adj = ip_adj; - *face_id = hicn_dpoi_get_index (face); - - return HICN_ERROR_NONE; -} - - -int -hicn_dpo_udp6_create (dpo_id_t * dpo, - const ip6_address_t * src_ip, - const ip6_address_t * dst_ip, - u16 src_port, u16 dst_port, - u32 sw_if, - adj_index_t ip_adj, - u32 node_index, - hicn_face_flags_t flags, hicn_face_id_t * face_id) -{ - u16 net_src_port = clib_host_to_net_u16 (src_port); - u16 net_dst_port = clib_host_to_net_u16 (dst_port); - hicn_face_t *face = - hicn_face_udp6_get (src_ip, dst_ip, net_src_port, net_dst_port); - u8 hicnb_flags; - - if (face != NULL) - return HICN_ERROR_FACE_ALREADY_CREATED; - - hicn_dpo_udp6_add_and_lock (dpo, src_ip, dst_ip, net_src_port, net_dst_port, - node_index, &hicnb_flags, sw_if); - - face = hicn_dpoi_get_from_idx (dpo->dpoi_index); - - face->shared.flags = flags; - face->shared.adj = ip_adj; - *face_id = hicn_dpoi_get_index (face); - - return HICN_ERROR_NONE; -} - -void -hicn_dpo_udp_create_from_face (hicn_face_t * face, dpo_id_t * dpo, - u16 dpoi_next_node) -{ - hicn_face_id_t face_dpoi_id = hicn_dpoi_get_index (face); - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - u8 version = - (face_udp->hdrs.ip4.ip.ip_version_and_header_length & 0xf0) >> 4; - dpo_set (dpo, face->shared.face_type, - version == 4 ? DPO_PROTO_IP4 : DPO_PROTO_IP6, face_dpoi_id); - dpo->dpoi_next_node = dpoi_next_node; -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/dpo_udp.h b/hicn-plugin/src/faces/udp/dpo_udp.h deleted file mode 100644 index 98abf3d29..000000000 --- a/hicn-plugin/src/faces/udp/dpo_udp.h +++ /dev/null @@ -1,289 +0,0 @@ -/* - * Copyright (c) 2017-2019 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. - */ - -#ifndef __HICN_DPO_UDP_H__ -#define __HICN_DPO_UDP_H__ - -#include <vnet/adj/adj_types.h> -#include <vnet/ip/ip4_packet.h> -#include <vnet/ip/ip6_packet.h> - -#include "face_udp.h" -#include "../face.h" -#include "../../error.h" - -extern u32 strategy_face_udp4_vlib_edge; -extern u32 strategy_face_udp6_vlib_edge; - - -/** - * @brief Initialize the internal structures of the dpo udp face module. - */ -void hicn_dpo_udp_module_init (void); - -/** - * @brief Create a udp face and its corresponding dpo. Meant to be used for the - * control plane. - * - * @param dpo: Data plane object that point to the face created. - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param adj: Ip adjacency corresponding to the remote address in the face - * @param node_index: vlib edge index to use in the packet processing - * @param flags: Flags of the face - * @param face_id: Identifier for the face (dpoi_index) - * @return HICN_ERROR_FACE_ALREADY_CREATED if the face exists, otherwise HICN_ERROR_NONE - */ -int -hicn_dpo_udp4_create (dpo_id_t * dpo, - const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, - u16 local_port, u16 remote_port, - u32 sw_if, - adj_index_t adj, - u32 node_index, - hicn_face_flags_t flags, hicn_face_id_t * face_id); - -/** - * @brief Retrieve a face using the face identifier, i.e., the quadruplet (local_addr, remote_addr, - * local_port, remote_port). This method adds a lock on the face state. - * - * @param dpo: Result of the lookup. If the face doesn't exist dpo = NULL - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param hicnb_flags: Flags that indicate whether the face is an application - * face or not in the hicn_buffer. (Currently only IP faces can be appface) - * - * @result HICN_ERROR_FACE_NOT_FOUND if the face does not exist, otherwise HICN_ERROR_NONE. - */ -always_inline int -hicn_dpo_udp4_lock (dpo_id_t * dpo, - const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, - u16 local_port, u16 remote_port, u8 * hicnb_flags) -{ - dpo->dpoi_type = DPO_FIRST; - dpo->dpoi_proto = DPO_PROTO_NONE; - dpo->dpoi_index = INDEX_INVALID; - dpo->dpoi_next_node = 0; - - hicn_face_t *face = - hicn_face_udp4_get (local_addr, remote_addr, local_port, remote_port); - - if (PREDICT_FALSE (face == NULL)) - return HICN_ERROR_FACE_NOT_FOUND; - - index_t dpoi_index = hicn_dpoi_get_index (face); - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP4, dpoi_index); - dpo->dpoi_next_node = strategy_face_udp4_vlib_edge; - dpo_unlock (dpo); - - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - - return HICN_ERROR_NONE; -} - -/** - * @brief Retrieve, or create if it doesn't exist, a face from the face - * identifier (local_addr, remote_addr, local_port, remote_port) and returns its - * dpo. This method adds a lock on the face state. - * - * @param dpo: Result of the lookup - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param hicnb_flags: Flags that indicate whether the face is an application - * face or not. (Currently only IP faces can be appface) - * @param node_index: vlib edge index to use in the packet processing - */ -always_inline void -hicn_dpo_udp4_add_and_lock (dpo_id_t * dpo, - const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, - u16 local_port, u16 remote_port, - u32 node_index, u8 * hicnb_flags, u32 sw_if) -{ - dpo->dpoi_type = DPO_FIRST; - dpo->dpoi_proto = DPO_PROTO_NONE; - dpo->dpoi_index = INDEX_INVALID; - dpo->dpoi_next_node = 0; - - hicn_face_t *face = - hicn_face_udp4_get (local_addr, remote_addr, local_port, remote_port); - - if (face == NULL) - { - - hicn_face_id_t dpoi_index; - hicn_iface_udp4_add (local_addr, remote_addr, local_port, remote_port, - sw_if, &dpoi_index); - - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP4, dpoi_index); - dpo->dpoi_next_node = node_index; - dpo_unlock (dpo); - - return; - } - - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP4, dpoi_index); - dpo->dpoi_next_node = node_index; - dpo_unlock (dpo); -} - -/** - * @brief Create a udp face and its corresponding dpo. Meant to be used for the - * control plane. - * - * @param dpo: Data plane object that point to the face created. - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param adj: Ip adjacency corresponding to the remote address in the face - * @param node_index: vlib edge index to use in the packet processing - * @param flags: Flags of the face - * @param face_id: Identifier for the face (dpoi_index) - * @return HICN_ERROR_FACE_ALREADY_CREATED if the face exists, otherwise HICN_ERROR_NONE - */ -int -hicn_dpo_udp6_create (dpo_id_t * dpo, - const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, - u16 local_port, u16 remote_port, - u32 sw_if, - adj_index_t adj, - u32 node_index, - hicn_face_flags_t flags, hicn_face_id_t * face_id); - - -/** - * @brief Retrieve a face using the face identifier, i.e., the quadruplet (local_addr, remote_addr, - * local_port, remote_port). This method adds a lock on the face state. - * - * @param dpo: Result of the lookup. If the face doesn't exist dpo = NULL - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param hicnb_flags: Flags that indicate whether the face is an application - * face or not. (Currently only IP faces can be appface) - * - * @result HICN_ERROR_FACE_NOT_FOUND if the face does not exist, otherwise HICN_ERROR_NONE. - */ -always_inline int -hicn_dpo_udp6_lock (dpo_id_t * dpo, - const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, - u16 local_port, u16 remote_port, u8 * hicnb_flags) -{ - dpo->dpoi_type = DPO_FIRST; - dpo->dpoi_proto = DPO_PROTO_NONE; - dpo->dpoi_index = INDEX_INVALID; - dpo->dpoi_next_node = 0; - - hicn_face_t *face = - hicn_face_udp6_get (local_addr, remote_addr, local_port, remote_port); - - - if (PREDICT_FALSE (face == NULL)) - return HICN_ERROR_FACE_NOT_FOUND; - - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP6, dpoi_index); - dpo->dpoi_next_node = strategy_face_udp6_vlib_edge; - dpo_unlock (dpo); - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - - return HICN_ERROR_NONE; -} - -/** - * @brief Retrieve, or create if it doesn't exist, a face from the face - * identifier (local_addr, remote_addr, local_port, remote_port) and returns its - * dpo. This method adds a lock on the face state. - * - * @param dpo: Result of the lookup - * @param local_addr: Local address of the UDP tunnel - * @param remote_addr: Remote address of the UDP tunnel - * @param local_port: Local port of the UDP tunnel - * @param remote_port: Remote port of the UDP tunnel - * @param hicnb_flags: Flags that indicate whether the face is an application - * face or not. (Currently only IP faces can be appface) - * @param node_index: vlib edge index to use in the packet processing - */ -always_inline void -hicn_dpo_udp6_add_and_lock (dpo_id_t * dpo, - const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, - u16 local_port, u16 remote_port, - u32 node_index, u8 * hicnb_flags, u32 sw_if) -{ - dpo->dpoi_type = DPO_FIRST; - dpo->dpoi_proto = DPO_PROTO_NONE; - dpo->dpoi_index = INDEX_INVALID; - dpo->dpoi_next_node = 0; - - hicn_face_t *face = - hicn_face_udp6_get (local_addr, remote_addr, local_port, remote_port); - - if (face == NULL) - { - hicn_face_id_t dpoi_index; - hicn_iface_udp6_add (local_addr, remote_addr, local_port, remote_port, - sw_if, &dpoi_index); - - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP6, dpoi_index); - dpo->dpoi_next_node = node_index; - dpo_unlock (dpo); - - return; - } - - *hicnb_flags = HICN_BUFFER_FLAGS_DEFAULT; - - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - dpo_set (dpo, hicn_face_udp_type, DPO_PROTO_IP6, dpoi_index); - dpo->dpoi_next_node = node_index; - dpo_unlock (dpo); -} - -/** - * @brief Create a dpo from a udp face - * - * @param face Face from which to create the dpo - * @return the dpo - */ -void hicn_dpo_udp_create_from_face (hicn_face_t * face, dpo_id_t * dpo, - u16 dpoi_next_node); - -#endif // __HICN_DPO_UDP_H__ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/face_udp.c b/hicn-plugin/src/faces/udp/face_udp.c deleted file mode 100644 index e610cbd14..000000000 --- a/hicn-plugin/src/faces/udp/face_udp.c +++ /dev/null @@ -1,449 +0,0 @@ -/* - * Copyright (c) 2017-2019 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 <vlib/vlib.h> -#include <vnet/vnet.h> - -#include "face_udp.h" -#include "face_udp_node.h" -#include "dpo_udp.h" -#include "../face.h" -#include "../../infra.h" -#include "../../strategy.h" -#include "../../strategy_dpo_manager.h" -#include "../../hicn.h" - -#include "../../mapme.h" // HICN_MAPME_EVENT_* -#include "../../mapme_eventmgr.h" // hicn_mapme_eventmgr_process_node -extern vlib_node_registration_t hicn_mapme_eventmgr_process_node; - -mhash_t hicn_face_udp_hashtb; - -dpo_type_t hicn_face_udp_type; - -ip4_header_t ip4_header_skl = { - .ip_version_and_header_length = IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS, - .tos = 0x00, - .length = (u16) 0, - .fragment_id = (u16) 0, - .flags_and_fragment_offset = (u16) 0, - .ttl = 254, - .protocol = IP_PROTOCOL_UDP, - .checksum = 0, - .src_address = {{0}}, - .dst_address = {{0}}, -}; - -ip6_header_t ip6_header_skl = { -#if CLIB_ARCH_IS_BIG_ENDIAN - .ip_version_traffic_class_and_flow_label = 0x60000000, -#else - .ip_version_traffic_class_and_flow_label = 0x00000060, -#endif - .payload_length = (u16) 0, - .protocol = IP_PROTOCOL_UDP, - .hop_limit = 254, - .src_address = {{0}}, - .dst_address = {{0}} -}; - -u32 strategy_face_udp4_vlib_edge; -u32 strategy_face_udp6_vlib_edge; - -/* - * Separated from the hicn_face_udp_init because it cannot be called by the - * init macro due to dependencies with other modules not yet initialied - */ -void -hicn_face_udp_init_internal () -{ - ip4_header_t *ip4_hdr = &ip4_header_skl; - ip4_header_skl.checksum = ip4_header_checksum (ip4_hdr); -} - -void -hicn_face_udp_init (vlib_main_t * vm) -{ - int strategy_nodes_n = hicn_strategy_get_all_available (); - - /* Default Strategy has index 0 and it always exists */ - strategy_face_udp4_vlib_edge = vlib_node_add_next (vm, - hicn_strategy_node.index, - hicn_face_udp4_output_node. - index); - strategy_face_udp6_vlib_edge = - vlib_node_add_next (vm, hicn_strategy_node.index, - hicn_face_udp6_output_node.index); - - /* - * Create and edge between al the other strategy nodes and the - * udp_output nodes. - */ - for (int i = 1; i < strategy_nodes_n; i++) - { - u32 temp_index4 = vlib_node_add_next (vm, - hicn_strategy_node.index, - hicn_face_udp4_output_node.index); - u32 temp_index6 = vlib_node_add_next (vm, - hicn_strategy_node.index, - hicn_face_udp6_output_node.index); - ASSERT (temp_index4 == strategy_face_udp4_vlib_edge); - ASSERT (temp_index6 == strategy_face_udp6_vlib_edge); - } - - u32 temp_index4 = vlib_node_add_next (vm, - hicn_interest_hitpit_node.index, - hicn_face_udp4_output_node.index); - u32 temp_index6 = vlib_node_add_next (vm, - hicn_interest_hitpit_node.index, - hicn_face_udp6_output_node.index); - - ASSERT (temp_index4 == strategy_face_udp4_vlib_edge); - ASSERT (temp_index6 == strategy_face_udp6_vlib_edge); - - hicn_dpo_udp_module_init (); - - register_face_type (hicn_face_udp_type, &udp_vft, "udp");; -} - -int -hicn_face_udp_add (const ip46_address_t * local_addr, - const ip46_address_t * remote_addr, u16 local_port, - u16 remote_port, u32 swif, hicn_face_id_t * pfaceid) -{ - adj_index_t ip_adj; - int ret = HICN_ERROR_NONE; - dpo_proto_t dpo_proto; - - hicn_face_flags_t flags = (hicn_face_flags_t) 0; - flags |= HICN_FACE_FLAGS_FACE; - - - if (ip46_address_is_ip4 (local_addr) && ip46_address_is_ip4 (remote_addr)) - { - fib_prefix_t fib_pfx; - fib_node_index_t fib_entry_index; - fib_prefix_from_ip46_addr (remote_addr, &fib_pfx); - fib_pfx.fp_len = ip46_address_is_ip4 (remote_addr) ? 32 : 128; - - u32 fib_index = fib_table_find_or_create_and_lock (fib_pfx.fp_proto, - HICN_FIB_TABLE, - FIB_SOURCE_PRIORITY_HI); - fib_entry_index = fib_table_lookup (fib_index, &fib_pfx); - - ip_adj = fib_entry_get_adj (fib_entry_index); - - if (ip_adj == ~0) - return HICN_ERROR_FACE_IP_ADJ_NOT_FOUND; - - hicn_face_t *face = - hicn_face_udp4_get (&local_addr->ip4, &remote_addr->ip4, local_port, - remote_port); - - if (face == NULL) - pool_get (hicn_dpoi_face_pool, face); - - hicn_face_udp_t *udp_face = (hicn_face_udp_t *) face->data; - - clib_memcpy (&(udp_face->hdrs.ip4.ip), &ip4_header_skl, - sizeof (ip4_header_t)); - clib_memcpy (&(udp_face->hdrs.ip4.ip.src_address), &(local_addr->ip4), - sizeof (ip4_address_t)); - clib_memcpy (&(udp_face->hdrs.ip4.ip.dst_address), &(remote_addr->ip4), - sizeof (ip4_address_t)); - - udp_face->hdrs.ip4.udp.src_port = local_port; - udp_face->hdrs.ip4.udp.dst_port = remote_port; - - ip_csum_t csum = udp_face->hdrs.ip4.ip.checksum; - csum = ip_csum_sub_even (csum, ip4_header_skl.src_address.as_u32); - csum = ip_csum_sub_even (csum, ip4_header_skl.dst_address.as_u32); - csum = - ip_csum_add_even (csum, udp_face->hdrs.ip4.ip.src_address.as_u32); - csum = - ip_csum_add_even (csum, udp_face->hdrs.ip4.ip.dst_address.as_u32); - udp_face->hdrs.ip4.ip.checksum = ip_csum_fold (csum); - - face->shared.adj = ip_adj; - face->shared.sw_if = swif; - face->shared.pl_id = (u16) 0; - face->shared.face_type = hicn_face_udp_type; - face->shared.flags = flags; - face->shared.locks = 0; - - hicn_face_udp_key_t key; - hicn_face_udp4_get_key (&local_addr->ip4, &remote_addr->ip4, local_port, - remote_port, &key); - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - - mhash_set_mem (&hicn_face_udp_hashtb, &key, (uword *) & dpoi_index, 0); - - *pfaceid = hicn_dpoi_get_index (face); - dpo_proto = DPO_PROTO_IP4; - fib_table_unlock (fib_index, fib_pfx.fp_proto, FIB_SOURCE_PRIORITY_HI); - } - else if (!ip46_address_is_ip4 (local_addr) - && !ip46_address_is_ip4 (remote_addr)) - { - fib_prefix_t fib_pfx; - fib_node_index_t fib_entry_index; - fib_prefix_from_ip46_addr (remote_addr, &fib_pfx); - fib_pfx.fp_len = ip46_address_is_ip4 (remote_addr) ? 32 : 128; - - u32 fib_index = fib_table_find_or_create_and_lock (fib_pfx.fp_proto, - HICN_FIB_TABLE, - FIB_SOURCE_PRIORITY_HI); - fib_entry_index = fib_table_lookup (fib_index, &fib_pfx); - - ip_adj = fib_entry_get_adj (fib_entry_index); - - if (ip_adj == ~0) - return HICN_ERROR_FACE_IP_ADJ_NOT_FOUND; - - hicn_face_t *face = - hicn_face_udp6_get (&local_addr->ip6, &remote_addr->ip6, local_port, - remote_port); - - if (face == NULL) - pool_get (hicn_dpoi_face_pool, face); - - hicn_face_udp_t *udp_face = (hicn_face_udp_t *) face->data; - - clib_memcpy (&(udp_face->hdrs.ip6.ip), &ip6_header_skl, - sizeof (ip6_header_t)); - clib_memcpy (&(udp_face->hdrs.ip6.ip.src_address), local_addr, - sizeof (ip6_address_t)); - clib_memcpy (&(udp_face->hdrs.ip6.ip.dst_address), remote_addr, - sizeof (ip6_address_t)); - - udp_face->hdrs.ip6.udp.src_port = local_port; - udp_face->hdrs.ip6.udp.dst_port = remote_port; - - face->shared.adj = ip_adj; - face->shared.sw_if = swif; - face->shared.pl_id = (u16) 0; - face->shared.face_type = hicn_face_udp_type; - face->shared.flags = flags; - face->shared.locks = 0; - - hicn_face_udp_key_t key; - hicn_face_udp6_get_key (&local_addr->ip6, &remote_addr->ip6, local_port, - remote_port, &key); - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - - mhash_set_mem (&hicn_face_udp_hashtb, &key, (uword *) & dpoi_index, 0); - - *pfaceid = hicn_dpoi_get_index (face); - dpo_proto = DPO_PROTO_IP6; - fib_table_unlock (fib_index, fib_pfx.fp_proto, FIB_SOURCE_PRIORITY_HI); - } - else - { - return HICN_ERROR_IPS_ADDR_TYPE_NONUNIFORM; - } - - for (int i = 0; i < HICN_N_COUNTER; i++) - { - vlib_validate_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], - i); - vlib_zero_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], i); - } - - retx_t *retx = vlib_process_signal_event_data (vlib_get_main (), - hicn_mapme_eventmgr_process_node. - index, - HICN_MAPME_EVENT_FACE_ADD, 1, - sizeof (retx_t)); - /* *INDENT-OFF* */ - *retx = (retx_t) - { - .prefix = 0, - .dpo = (dpo_id_t) - { - .dpoi_type = hicn_face_udp_type, - .dpoi_proto = dpo_proto, - .dpoi_next_node = 0, - .dpoi_index = *pfaceid, - } - }; - /* *INDENT-ON* */ - - //Take a lock on the face which will be removed when the face is deleted - hicn_face_lock (&(retx->dpo)); - - return ret; -} - -int -hicn_face_udp_del (u32 faceid) -{ - hicn_face_t *face = hicn_dpoi_get_from_idx (faceid); - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - hicn_face_udp_key_t key; - hicn_face_udp_key_t old_key; - - if (face_udp->hdrs.ip4.ip.ip_version_and_header_length == - IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS) - { - hicn_face_udp4_get_key (&face_udp->hdrs.ip4.ip.src_address, - &face_udp->hdrs.ip4.ip.dst_address, - face_udp->hdrs.ip4.udp.src_port, - face_udp->hdrs.ip4.udp.dst_port, &key); - mhash_unset (&hicn_face_udp_hashtb, &key, (uword *) & old_key); - } - else - { - hicn_face_udp6_get_key (&face_udp->hdrs.ip6.ip.src_address, - &face_udp->hdrs.ip6.ip.dst_address, - face_udp->hdrs.ip6.udp.src_port, - face_udp->hdrs.ip6.udp.dst_port, &key); - mhash_unset (&hicn_face_udp_hashtb, &key, (uword *) & old_key); - } - return hicn_face_del (faceid); -} - -u8 * -format_hicn_face_udp (u8 * s, va_list * args) -{ - hicn_face_id_t face_id = va_arg (*args, index_t); - CLIB_UNUSED (u32 indent) = va_arg (*args, u32); - hicn_face_t *face; - hicn_face_udp_t *udp_face; - ip_adjacency_t *adj; - u8 ipv = IP4_VERSION_AND_HEADER_LENGTH_NO_OPTIONS; - vnet_main_t *vnm = vnet_get_main (); - - - face = hicn_dpoi_get_from_idx (face_id); - udp_face = (hicn_face_udp_t *) (face->data); - - if (face->shared.flags & HICN_FACE_FLAGS_FACE) - { - ASSERT (face->shared.adj != (adj_index_t) ~ 0); - adj = adj_get (face->shared.adj); - - s = format (s, "%U Face %d: ", format_white_space, indent, face_id); - if (udp_face->hdrs.ip4.ip.ip_version_and_header_length == ipv) - { - s = format (s, "type UDP local %U|%u ", - format_ip4_address, &udp_face->hdrs.ip4.ip.src_address, - clib_net_to_host_u16 (udp_face->hdrs.ip4.udp.src_port)); - s = - format (s, "remote %U|%u ", format_ip4_address, - &udp_face->hdrs.ip4.ip.dst_address, - clib_net_to_host_u16 (udp_face->hdrs.ip4.udp.dst_port)); - s = format (s, "%U", format_vnet_link, adj->ia_link); - - vnet_sw_interface_t *sw_int = - vnet_get_sw_interface_or_null (vnm, face->shared.sw_if); - if (sw_int != NULL) - s = format (s, " dev %U", format_vnet_sw_interface_name, vnm, - sw_int); - - if ((face->shared.flags & HICN_FACE_FLAGS_DELETED)) - s = format (s, " (deleted)"); - } - else - { - s = format (s, "type UDP local %U|%u ", - format_ip6_address, &udp_face->hdrs.ip6.ip.src_address, - clib_net_to_host_u16 (udp_face->hdrs.ip6.udp.src_port)); - s = - format (s, "remote %U|%u ", format_ip6_address, - &udp_face->hdrs.ip6.ip.dst_address, - clib_net_to_host_u16 (udp_face->hdrs.ip6.udp.dst_port)); - s = format (s, "%U", format_vnet_link, adj->ia_link); - - vnet_sw_interface_t *sw_int = - vnet_get_sw_interface_or_null (vnm, face->shared.sw_if); - if (sw_int != NULL) - s = format (s, " dev %U", format_vnet_sw_interface_name, vnm, - sw_int); - - if ((face->shared.flags & HICN_FACE_FLAGS_DELETED)) - s = format (s, " (deleted)"); - } - } - else - { - s = format (s, "%U iFace %d: ", format_white_space, indent, face_id); - if (udp_face->hdrs.ip4.ip.ip_version_and_header_length == ipv) - { - s = format (s, "type UDP local %U|%u", - format_ip4_address, &udp_face->hdrs.ip4.ip.src_address, - clib_net_to_host_u16 (udp_face->hdrs.ip4.udp.src_port)); - s = - format (s, " local %U|%u", format_ip4_address, - &udp_face->hdrs.ip4.ip.dst_address, - clib_net_to_host_u16 (udp_face->hdrs.ip4.udp.dst_port)); - - vnet_sw_interface_t *sw_int = - vnet_get_sw_interface_or_null (vnm, face->shared.sw_if); - if (sw_int != NULL) - s = format (s, " dev %U", format_vnet_sw_interface_name, vnm, - sw_int); - - if ((face->shared.flags & HICN_FACE_FLAGS_DELETED)) - s = format (s, " (deleted)"); - } - else - { - s = format (s, "type UDP local %U|%u", - format_ip6_address, &udp_face->hdrs.ip6.ip.src_address, - clib_net_to_host_u16 (udp_face->hdrs.ip6.udp.src_port)); - s = - format (s, " remote %U|%u", format_ip6_address, - &udp_face->hdrs.ip6.ip.dst_address, - clib_net_to_host_u16 (udp_face->hdrs.ip6.udp.dst_port)); - - vnet_sw_interface_t *sw_int = - vnet_get_sw_interface_or_null (vnm, face->shared.sw_if); - if (sw_int != NULL) - s = format (s, " dev %U", format_vnet_sw_interface_name, vnm, - sw_int); - - if ((face->shared.flags & HICN_FACE_FLAGS_DELETED)) - s = format (s, " (deleted)"); - } - } - - return s; -} - -void -hicn_face_udp_get_dpo (hicn_face_t * face, dpo_id_t * dpo) -{ - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - u8 version = - (face_udp->hdrs.ip4.ip.ip_version_and_header_length & 0xf0) >> 4; - return hicn_dpo_udp_create_from_face (face, dpo, - version == - (u8) 4 ? strategy_face_udp4_vlib_edge - : strategy_face_udp6_vlib_edge); -} - -hicn_face_vft_t udp_vft = { - .format_face = format_hicn_face_udp, - .hicn_face_del = hicn_face_udp_del, - .hicn_face_get_dpo = hicn_face_udp_get_dpo, -}; - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/face_udp.h b/hicn-plugin/src/faces/udp/face_udp.h deleted file mode 100644 index 5dfc76e22..000000000 --- a/hicn-plugin/src/faces/udp/face_udp.h +++ /dev/null @@ -1,356 +0,0 @@ -/* - * Copyright (c) 2017-2019 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. - */ - -#ifndef __HICN_FACE_UDP_H__ -#define __HICN_FACE_UDP_H__ - -#include <vlib/vlib.h> -#include <vnet/vnet.h> -#include <vnet/ip/ip6_packet.h> -#include <vnet/udp/udp_packet.h> - -#include "../face.h" - -/** - * @file - * @brief UDP face - * - * This file containes the definition of UDP faces. - * UDP faces encap and decap an hicn packet into a UDP tunnel. - * Src and dst address in interest and data packets are not considered and - * should be set to 0 (not checked in the forwarder). - */ - -/* Pre-instantiated ip header to fast fill an newly encapsulated packet */ -extern ip4_header_t ip4_header_skl; -extern ip6_header_t ip6_header_skl; - -#define INVALID_UDP_DPO_INDEX ~0 - -/** - * @brief UDP face representation. The following is stored in the data field of - * an hicn_face_t object (see hicn_face.h). A UDP face is identifies by the - * quadruplet (src addr, dst addr, src port, dst port). - */ -typedef struct hicn_face_udp_t_ -{ - /** - * The headers to paint, in packet painting order - */ - union - { - struct - { - ip4_header_t ip; - udp_header_t udp; - } __attribute__ ((packed)) ip4; - struct - { - ip6_header_t ip; - udp_header_t udp; - } __attribute__ ((packed)) ip6; - } __attribute__ ((packed)) hdrs; -} hicn_face_udp_t; - -/* Hast table mapping the udp key with the face id (dpoi_index pointing to and - element in the face pool defined in hicn_face.h)*/ -extern mhash_t hicn_face_udp_hashtb; - -/** - * @brief Hash table key. - */ -typedef struct hicn_face_udp_key_s -{ - ip46_address_t local_addr; - ip46_address_t remote_addr; - u16 local_port; - u16 remote_port; -} hicn_face_udp_key_t; - -/* DPO type for the udp face */ -extern dpo_type_t hicn_face_udp_type; - -/* VFT table for the udp face. Mainly used to format the face in the right way */ -extern hicn_face_vft_t udp_vft; - -/** - * @brief Create the key object for the mhash. Fill in the key object with the - * expected values. - * - * @param local_addr Local address of the UDP tunnel - * @param remote_addr Remote address of the UDP tunnel - * @param local_port Local port of the UDP tunnel - * @param remote_port Remote port of the UDP tunnel - * @param key Pointer to an allocated hicn_face_udp_key_t object - */ -always_inline void -hicn_face_udp4_get_key (const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, - u16 local_port, u16 remote_port, - hicn_face_udp_key_t * key) -{ - - ip46_address_set_ip4 (&(key->local_addr), local_addr); - ip46_address_set_ip4 (&(key->remote_addr), remote_addr); - key->local_port = local_port; - key->remote_port = remote_port; -} - -/** - * @brief Create the key object for the mhash. Fill in the key object with the - * expected values. - * - * @param local_addr Local address of the UDP tunnel - * @param remote_addr Remote address of the UDP tunnel - * @param local_port Local port of the UDP tunnel - * @param remote_port Remote port of the UDP tunnel - * @param key Pointer to an allocated hicn_face_udp_key_t object - */ -always_inline void -hicn_face_udp6_get_key (const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, - u16 local_port, u16 remote_port, - hicn_face_udp_key_t * key) -{ - key->local_addr.ip6 = *local_addr; - key->remote_addr.ip6 = *remote_addr; - key->local_port = local_port; - key->remote_port = remote_port; -} - -/** - * @brief Get the dpoi from the quadruplet that identifies the face. Does not add any lock. - * - * @param local_addr Local address of the UDP tunnel - * @param remote_addr Remote address of the UDP tunnel - * @param local_port Local port of the UDP tunnel - * @param remote_port Remote port of the UDP tunnel - * - * @result Pointer to the face. - */ -always_inline hicn_face_t * -hicn_face_udp4_get (const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, - u16 local_port, u16 remote_port) -{ - hicn_face_udp_key_t key; - - hicn_face_udp4_get_key (local_addr, remote_addr, local_port, remote_port, - &key); - - hicn_face_id_t *dpoi_index = - (hicn_face_id_t *) mhash_get (&hicn_face_udp_hashtb, - &key); - - return dpoi_index == NULL ? NULL : hicn_dpoi_get_from_idx (*dpoi_index); -} - -/** - * @brief Get the dpoi from the quadruplet that identifies the face. Does not add any lock. - * - * @param local_addr Local address of the UDP tunnel (network order) - * @param remote_addr Remote address of the UDP tunnel (network order) - * @param local_port Local port of the UDP tunnel (network order) - * @param remote_port Remote port of the UDP tunnel (network order) - * - * @result Pointer to the face. - */ -always_inline hicn_face_t * -hicn_face_udp6_get (const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, - u16 local_port, u16 remote_port) -{ - hicn_face_udp_key_t key; - - hicn_face_udp6_get_key (local_addr, remote_addr, local_port, remote_port, - &key); - - hicn_face_id_t *dpoi_index = - (hicn_face_id_t *) mhash_get (&hicn_face_udp_hashtb, - &key); - - return dpoi_index == NULL ? NULL : hicn_dpoi_get_from_idx (*dpoi_index); -} - - -/** - * @brief Initialize the udp face module - */ -void hicn_face_udp_init (vlib_main_t * vm); - -/** - * @brief Create a new face ip. API for other modules (e.g., routing) - * - * @param local_addr Local ip v4 or v6 address of the face (network order) - * @param remote_addr Remote ip v4 or v6 address of the face (network order) - * @param local_port Local udp port of the face (network order) - * @param remote_port Remote udp port of the face (network order) - * @param sw_if interface associated to the face - * @param pfaceid Pointer to return the face id - * @return HICN_ERROR_FACE_NO_GLOBAL_IP if the face does not have a globally - * reachable ip address, otherwise HICN_ERROR_NONE - */ -int hicn_face_udp_add (const ip46_address_t * local_addr, - const ip46_address_t * remote_addr, u16 local_port, - u16 remote_port, u32 swif, hicn_face_id_t * pfaceid); - -/** - * @brief Create a new incomplete face udp. (Meant to be used by the data plane) - * - * @param local_addr Local ip v6 address of the face - * @param remote_addr Remote ip v6 address of the face - * @param sw_if interface associated to the face - * @param pfaceid Pointer to return the face id - * @return HICN_ERROR_FACE_NO_GLOBAL_IP if the face does not have a globally - * reachable ip address, otherwise HICN_ERROR_NONE - */ -always_inline void -hicn_iface_udp6_add (const ip6_address_t * local_addr, - const ip6_address_t * remote_addr, u16 local_port, - u16 remote_port, int sw_if, hicn_face_id_t * pfaceid) -{ - hicn_face_t *face; - pool_get (hicn_dpoi_face_pool, face); - - hicn_face_udp_t *udp_face = (hicn_face_udp_t *) face->data; - - clib_memcpy (&(udp_face->hdrs.ip6.ip), &ip6_header_skl, - sizeof (ip6_header_t)); - clib_memcpy (&(udp_face->hdrs.ip6.ip.src_address), local_addr, - sizeof (ip6_address_t)); - clib_memcpy (&(udp_face->hdrs.ip6.ip.dst_address), remote_addr, - sizeof (ip6_address_t)); - - udp_face->hdrs.ip6.udp.src_port = local_port; - udp_face->hdrs.ip6.udp.dst_port = remote_port; - - face->shared.adj = ADJ_INDEX_INVALID; - face->shared.pl_id = (u16) 0; - face->shared.face_type = hicn_face_udp_type; - face->shared.flags = HICN_FACE_FLAGS_IFACE; - face->shared.locks = 0; - face->shared.sw_if = sw_if; - - hicn_face_udp_key_t key; - hicn_face_udp6_get_key (local_addr, remote_addr, local_port, - remote_port, &key); - *pfaceid = hicn_dpoi_get_index (face); - - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - - mhash_set_mem (&hicn_face_udp_hashtb, &key, (uword *) & dpoi_index, 0); - - for (int i = 0; i < HICN_N_COUNTER; i++) - { - vlib_validate_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], - i); - vlib_zero_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], i); - } -} - -/** - * @brief Create a new incomplete face udp. (Meant to be used by the data plane) - * - * @param local_addr Local ip v4 address of the face - * @param remote_addr Remote ip v4 address of the face - * @param sw_if interface associated to the face - * @param pfaceid Pointer to return the face id - * @return HICN_ERROR_FACE_NO_GLOBAL_IP if the face does not have a globally - * reachable ip address, otherwise HICN_ERROR_NONE - */ -always_inline void -hicn_iface_udp4_add (const ip4_address_t * local_addr, - const ip4_address_t * remote_addr, u16 local_port, - u16 remote_port, int sw_if, hicn_face_id_t * pfaceid) -{ - hicn_face_t *face; - pool_get (hicn_dpoi_face_pool, face); - - hicn_face_udp_t *udp_face = (hicn_face_udp_t *) face->data; - - clib_memcpy (&(udp_face->hdrs.ip4.ip), &ip4_header_skl, - sizeof (ip4_header_t)); - clib_memcpy (&(udp_face->hdrs.ip4.ip.src_address), local_addr, - sizeof (ip4_address_t)); - clib_memcpy (&(udp_face->hdrs.ip4.ip.dst_address), remote_addr, - sizeof (ip4_address_t)); - - udp_face->hdrs.ip4.udp.src_port = local_port; - udp_face->hdrs.ip4.udp.dst_port = remote_port; - - face->shared.adj = ADJ_INDEX_INVALID; - face->shared.pl_id = (u16) 0; - face->shared.face_type = hicn_face_udp_type; - face->shared.flags = HICN_FACE_FLAGS_IFACE; - face->shared.locks = 1; - face->shared.sw_if = sw_if; - - hicn_face_udp_key_t key; - hicn_face_udp4_get_key (local_addr, remote_addr, local_port, - remote_port, &key); - *pfaceid = hicn_dpoi_get_index (face); - - hicn_face_id_t dpoi_index = hicn_dpoi_get_index (face); - - mhash_set_mem (&hicn_face_udp_hashtb, &key, (uword *) & dpoi_index, 0); - - for (int i = 0; i < HICN_N_COUNTER; i++) - { - vlib_validate_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], - i); - vlib_zero_combined_counter (&counters[(*pfaceid) * HICN_N_COUNTER], i); - } -} - -/** - * @brief Delete an ip face - * - * @param face_id Id of the face to delete - * @return HICN_ERROR_FACE_NOT_FOUND if the face does not exist, otherwise - * HICN_ERROR_NONE - */ -int hicn_face_udp_del (hicn_face_id_t faceid); - -/** - * @brief Format a UDP face - * - * @param s Pointer to a previous string. If null it will be initialize - * @param args Array storing input values. Expected u32 indent and u32 face_id - * @return String with the formatted face - */ -u8 *format_hicn_face_udp (u8 * s, va_list * args); - -/** - * @brief Create a dpo from a udp face - * - * @param face Face from which to create the dpo - * @return the dpo - */ -void hicn_face_udp_get_dpo (hicn_face_t * face, dpo_id_t * dpo); - -/** - * @brief Init some internal structures - */ -void hicn_face_udp_init_internal (void); - -#endif // __HICN_FACE_UDP_H__ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/face_udp_cli.c b/hicn-plugin/src/faces/udp/face_udp_cli.c deleted file mode 100644 index 7bb172ce8..000000000 --- a/hicn-plugin/src/faces/udp/face_udp_cli.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * Copyright (c) 2017-2019 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 "face_udp.h" -#include "dpo_udp.h" - -#include <vnet/vnet.h> -#include <vnet/dpo/dpo.h> -#include <vlib/vlib.h> -#include <vnet/ip/format.h> - -#define HICN_FACE_NONE 0 -#define HICN_FACE_DELETE 1 -#define HICN_FACE_ADD 2 - - -static clib_error_t * -hicn_face_udp_cli_set_command_fn (vlib_main_t * vm, - unformat_input_t * main_input, - vlib_cli_command_t * cmd) -{ - vnet_main_t *vnm = vnet_get_main (); - ip46_address_t src_addr; - u32 src_port = 0; - ip46_address_t dst_addr; - u32 dst_port = 0; - hicn_face_id_t face_id = HICN_FACE_NULL; - int ret = HICN_ERROR_NONE; - int sw_if; - int face_op = HICN_FACE_NONE; - - ip46_address_reset (&src_addr); - ip46_address_reset (&dst_addr); - /* Get a line of input. */ - unformat_input_t _line_input, *line_input = &_line_input; - if (!unformat_user (main_input, unformat_line_input, line_input)) - { - return (0); - } - - while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) - { - if (unformat (line_input, "del")) - { - if (unformat (line_input, "id %d", &face_id)) - face_op = HICN_FACE_DELETE; - else - { - return clib_error_return (0, "missing face id"); - } - } - else if (unformat (line_input, "add")) - { - face_op = HICN_FACE_ADD; - if (unformat - (line_input, "src_addr %U port %u dst_addr %U port %u intfc %U", - unformat_ip46_address, &src_addr, IP46_TYPE_ANY, &src_port, - unformat_ip46_address, &dst_addr, IP46_TYPE_ANY, &dst_port, - unformat_vnet_sw_interface, vnm, &sw_if)); - else - { - return clib_error_return (0, "%s '%U'", - get_error_string - (HICN_ERROR_CLI_INVAL), - format_unformat_error, line_input); - } - } - else - { - return clib_error_return (0, "%s '%U'", - get_error_string (HICN_ERROR_CLI_INVAL), - format_unformat_error, line_input); - } - } - - if (face_id != HICN_FACE_NULL) - { - if (!hicn_dpoi_idx_is_valid (face_id)) - { - return clib_error_return (0, "%s, face_id %d not valid", - get_error_string (ret), face_id); - } - } - - int rv; - switch (face_op) - { - case HICN_FACE_ADD: - - /* Check for presence of next hop address */ - if (((dst_addr.as_u64[0] == (u64) 0) && (dst_addr.as_u64[1] == (u64) 0)) - || dst_port == 0) - { - return clib_error_return (0, "dst address and port not specified"); - } - - if (((src_addr.as_u64[0] == (u64) 0) && (src_addr.as_u64[1] == (u64) 0)) - || src_port == 0) - { - return clib_error_return (0, "src address not specified"); - } - - rv = - hicn_face_udp_add (&src_addr, &dst_addr, - clib_host_to_net_u16 (src_port), - clib_host_to_net_u16 (dst_port), sw_if, &face_id); - if (rv == HICN_ERROR_NONE) - { - vlib_cli_output (vm, "Face id: %d", face_id); - } - else - { - return clib_error_return (0, get_error_string (rv)); - } - break; - case HICN_FACE_DELETE: - rv = hicn_face_udp_del (face_id); - if (rv == HICN_ERROR_NONE) - { - vlib_cli_output (vm, "Face %d deleted", face_id); - } - else - { - return clib_error_return (0, get_error_string (rv)); - } - break; - default: - return clib_error_return (0, "Operation (%d) not implemented", face_op); - break; - } - return (rv == HICN_ERROR_NONE) ? 0 : clib_error_return (0, "%s\n", - get_error_string - (rv)); -} - -/* cli declaration for 'cfg face' */ -/* *INDENT-OFF* */ -VLIB_CLI_COMMAND (hicn_face_udp_cli_set_command, static) = -{ - .path = "hicn face udp", - .short_help = "hicn face udp {add src_addr <src_address> port <src_port > dst_addr <dst_address> port <dst_port>} intfc <interface> | {del id <face_id>}", - .function = hicn_face_udp_cli_set_command_fn, -}; -/* *INDENT-ON* */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/face_udp_node.c b/hicn-plugin/src/faces/udp/face_udp_node.c deleted file mode 100644 index c82336659..000000000 --- a/hicn-plugin/src/faces/udp/face_udp_node.c +++ /dev/null @@ -1,1030 +0,0 @@ -/* - * Copyright (c) 2017-2019 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 <vlib/vlib.h> -#include <vnet/vnet.h> -#include <vnet/ip/ip_packet.h> - -#include "face_udp.h" -#include "face_udp_node.h" -#include "dpo_udp.h" -#include "../face.h" -#include "../../strategy.h" -#include "../../strategy_dpo_manager.h" -#include "../../hicn.h" - -/** - * @File - * - * Definition of the nodes for udp faces. - */ - -vlib_node_registration_t hicn_face_udp4_input_node; -vlib_node_registration_t hicn_face_udp6_input_node; -vlib_node_registration_t hicn_face_udp4_output_node; -vlib_node_registration_t hicn_face_udp6_output_node; - -static char *hicn_face_udp4_input_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -static char *hicn_face_udp6_input_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_face_udp4_input_trace_t; - -typedef enum -{ - HICN_FACE_UDP4_INPUT_NEXT_DATA, - HICN_FACE_UDP4_INPUT_NEXT_MAPME, - HICN_FACE_UDP4_INPUT_NEXT_ERROR_DROP, - HICN_FACE_UDP4_INPUT_N_NEXT, -} hicn_face_udp4_input_next_t; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_face_udp6_input_trace_t; - -typedef enum -{ - HICN_FACE_UDP6_INPUT_NEXT_DATA, - HICN_FACE_UDP6_INPUT_NEXT_MAPME, - HICN_FACE_UDP6_INPUT_NEXT_ERROR_DROP, - HICN_FACE_UDP6_INPUT_N_NEXT, -} hicn_face_udp6_input_next_t; - -#define ERROR_INPUT_UDP4 HICN_FACE_UDP4_INPUT_NEXT_ERROR_DROP -#define ERROR_INPUT_UDP6 HICN_FACE_UDP6_INPUT_NEXT_ERROR_DROP - -#define NEXT_MAPME_UDP4 HICN_FACE_UDP4_INPUT_NEXT_MAPME -#define NEXT_MAPME_UDP6 HICN_FACE_UDP6_INPUT_NEXT_MAPME -#define NEXT_DATA_UDP4 HICN_FACE_UDP4_INPUT_NEXT_DATA -#define NEXT_DATA_UDP6 HICN_FACE_UDP6_INPUT_NEXT_DATA - -#define IP_HEADER_4 ip4_header_t -#define IP_HEADER_6 ip6_header_t - -#define HICN_DPO_UDP_LOCK_IP4 hicn_dpo_udp4_lock -#define HICN_DPO_UDP_LOCK_IP6 hicn_dpo_udp6_lock - -#define TRACE_INPUT_PKT_UDP4 hicn_face_udp4_input_trace_t -#define TRACE_INPUT_PKT_UDP6 hicn_face_udp6_input_trace_t - -#define SIZE_HICN_HEADER4 sizeof(ip4_header_t) + sizeof(udp_header_t) -#define SIZE_HICN_HEADER6 sizeof(ip6_header_t) + sizeof(udp_header_t) - - -#define face_input_x1(ipv) \ - do { \ - int ret; \ - vlib_buffer_t *b0; \ - u32 bi0; \ - u32 next0 = ERROR_INPUT_UDP##ipv; \ - IP_HEADER_##ipv * ip_hdr = NULL; \ - u8 * inner_ip_hdr = NULL; \ - udp_header_t * udp_hdr = NULL; \ - hicn_buffer_t * hicnb0; \ - /* Prefetch for next iteration. */ \ - if (n_left_from > 1) \ - { \ - vlib_buffer_t *b1; \ - b1 = vlib_get_buffer (vm, from[1]); \ - CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b1->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - from += 1; \ - n_left_from -= 1; \ - to_next[0] = bi0; \ - to_next += 1; \ - n_left_to_next -= 1; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - ip_hdr = (IP_HEADER_##ipv *) vlib_buffer_get_current(b0); \ - udp_hdr = (udp_header_t *) (ip_hdr + 1); \ - hicnb0 = hicn_get_buffer(b0); \ - \ - inner_ip_hdr = (u8 *)(udp_hdr + 1); \ - u8 is_v6 = hicn_is_v6((hicn_header_t *)inner_ip_hdr); \ - u8 is_icmp = is_v6*(inner_ip_hdr[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6)*(inner_ip_hdr[9] == IPPROTO_ICMPV4); \ - \ - ret = HICN_DPO_UDP_LOCK_IP##ipv \ - (&(hicnb0->face_dpo_id), \ - &(ip_hdr->dst_address), \ - &(ip_hdr->src_address), \ - (udp_hdr->dst_port), \ - (udp_hdr->src_port), \ - &hicnb0->flags); \ - \ - if ( PREDICT_FALSE(ret != HICN_ERROR_NONE) ) \ - { \ - next0 = ERROR_INPUT_UDP##ipv; \ - } \ - else \ - { \ - next0 = is_icmp*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp)*NEXT_DATA_UDP##ipv; \ - stats.pkts_data_count += 1; \ - \ - vlib_buffer_advance(b0, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - vlib_increment_combined_counter ( \ - &counters[hicnb0->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index, \ - HICN_FACE_COUNTERS_DATA_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_CONTENT; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0), \ - sizeof (t->packet_data)); \ - } \ - \ - \ - /* 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); \ - }while(0) \ - -#define face_input_x2(ipv) \ - do { \ - int ret0, ret1; \ - vlib_buffer_t *b0, *b1; \ - u32 bi0, bi1; \ - u32 next0 = ERROR_INPUT_UDP##ipv; \ - u32 next1 = ERROR_INPUT_UDP##ipv; \ - IP_HEADER_##ipv * ip_hdr0 = NULL; \ - IP_HEADER_##ipv * ip_hdr1 = NULL; \ - u8 * inner_ip_hdr0 = NULL; \ - u8 * inner_ip_hdr1 = NULL; \ - udp_header_t * udp_hdr0 = NULL; \ - udp_header_t * udp_hdr1 = NULL; \ - hicn_buffer_t *hicnb0, *hicnb1; \ - \ - /* Prefetch for next iteration. */ \ - { \ - vlib_buffer_t *b2, *b3; \ - b2 = vlib_get_buffer (vm, from[2]); \ - b3 = vlib_get_buffer (vm, from[3]); \ - CLIB_PREFETCH (b2, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b3, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b2->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - CLIB_PREFETCH (b3->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - bi1 = from[1]; \ - from += 2; \ - n_left_from -= 2; \ - to_next[0] = bi0; \ - to_next[1] = bi1; \ - to_next += 2; \ - n_left_to_next -= 2; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - b1 = vlib_get_buffer (vm, bi1); \ - ip_hdr0 = (IP_HEADER_##ipv *) vlib_buffer_get_current(b0); \ - ip_hdr1 = (IP_HEADER_##ipv *) vlib_buffer_get_current(b1); \ - udp_hdr0 = (udp_header_t *) (ip_hdr0 + 1); \ - udp_hdr1 = (udp_header_t *) (ip_hdr1 + 1); \ - hicnb0 = hicn_get_buffer(b0); \ - hicnb1 = hicn_get_buffer(b1); \ - \ - inner_ip_hdr0 = (u8 *)(udp_hdr0 + 1); \ - u8 is_v6_0 = hicn_is_v6((hicn_header_t *)inner_ip_hdr0); \ - u8 is_icmp0 = is_v6_0*(inner_ip_hdr0[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6_0)*(inner_ip_hdr0[9] == IPPROTO_ICMPV4); \ - \ - inner_ip_hdr1 = (u8 *)(udp_hdr1 + 1); \ - u8 is_v6_1 = hicn_is_v6((hicn_header_t *)inner_ip_hdr1); \ - u8 is_icmp1 = is_v6_1*(inner_ip_hdr1[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6_1)*(inner_ip_hdr1[9] == IPPROTO_ICMPV4); \ - \ - ret0 = HICN_DPO_UDP_LOCK_IP##ipv \ - (&(hicnb0->face_dpo_id), \ - &(ip_hdr0->dst_address), \ - &(ip_hdr0->src_address), \ - (udp_hdr0->dst_port), \ - (udp_hdr0->src_port), \ - &hicnb0->flags); \ - \ - ret1 = HICN_DPO_UDP_LOCK_IP##ipv \ - (&(hicnb1->face_dpo_id), \ - &(ip_hdr1->dst_address), \ - &(ip_hdr1->src_address), \ - (udp_hdr1->dst_port), \ - (udp_hdr1->src_port), \ - &hicnb1->flags); \ - \ - if ( PREDICT_FALSE(ret0 != HICN_ERROR_NONE) ) \ - { \ - next0 = ERROR_INPUT_UDP##ipv; \ - } \ - else \ - { \ - stats.pkts_data_count += 1; \ - next0 = is_icmp0*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp0)*NEXT_DATA_UDP##ipv; \ - \ - vlib_buffer_advance(b0, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - vlib_increment_combined_counter ( \ - &counters[hicnb0->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index, \ - HICN_FACE_COUNTERS_DATA_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - } \ - \ - if ( PREDICT_FALSE(ret1 != HICN_ERROR_NONE) ) \ - { \ - next1 = ERROR_INPUT_UDP##ipv; \ - } \ - else \ - { \ - stats.pkts_data_count += 1; \ - next1 = is_icmp1*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp1)*NEXT_DATA_UDP##ipv; \ - \ - vlib_buffer_advance(b1, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - vlib_increment_combined_counter ( \ - &counters[hicnb1->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index,\ - HICN_FACE_COUNTERS_DATA_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b1)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_CONTENT; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0), \ - sizeof (t->packet_data)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b1->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b1, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_CONTENT; \ - t->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX]; \ - t->next_index = next1; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b1), \ - sizeof (t->packet_data)); \ - } \ - \ - \ - /* Verify speculative enqueue, 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(0) \ - -static uword -hicn_face_udp4_input_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - - from = vlib_frame_vector_args (frame); - n_left_from = frame->n_vectors; - next_index = node->cached_next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - face_input_x2 (4); - } - - /* Dual loop, X1 */ - while (n_left_from > 0 && n_left_to_next > 0) - { - face_input_x1 (4); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_DATAS, stats.pkts_data_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_face_udp4_input_format_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 *); - hicn_face_udp4_input_trace_t *t = - va_arg (*args, hicn_face_udp4_input_trace_t *); - - s = - format (s, "FACE_UDP4_INPUT: pkt: %d, sw_if_index %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_face_udp4_input_node) = -{ - .function = hicn_face_udp4_input_node_fn, - .name = "hicn-face-udp4-input", - .vector_size = sizeof (u32), - .format_trace = hicn_face_udp4_input_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_face_udp4_input_error_strings), - .error_strings = hicn_face_udp4_input_error_strings, - .n_next_nodes = HICN_FACE_UDP4_INPUT_N_NEXT, - /* edit / add dispositions here */ - .next_nodes = - { - [HICN_FACE_UDP4_INPUT_NEXT_DATA] = "hicn-data-pcslookup", - [HICN_FACE_UDP4_INPUT_NEXT_MAPME] = "hicn-mapme-ack", - [HICN_FACE_UDP4_INPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - - -static uword -hicn_face_udp6_input_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - - from = vlib_frame_vector_args (frame); - n_left_from = frame->n_vectors; - next_index = node->cached_next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - face_input_x2 (6); - } - - /* Dual loop, X1 */ - while (n_left_from > 0 && n_left_to_next > 0) - { - face_input_x1 (6); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_PROCESSED, stats.pkts_processed); - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_DATAS, stats.pkts_data_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_face_udp6_input_format_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 *); - hicn_face_udp6_input_trace_t *t = - va_arg (*args, hicn_face_udp6_input_trace_t *); - - s = - format (s, "FACE_UDP6_INPUT: pkt: %d, sw_if_index %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_face_udp6_input_node) = -{ - .function = hicn_face_udp6_input_node_fn, - .name = "hicn-face-udp6-input", - .vector_size = sizeof (u32), - .format_trace = hicn_face_udp6_input_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_face_udp6_input_error_strings), - .error_strings = hicn_face_udp6_input_error_strings, - .n_next_nodes = HICN_FACE_UDP6_INPUT_N_NEXT, - /* edit / add dispositions here */ - .next_nodes = - { - [HICN_FACE_UDP6_INPUT_NEXT_DATA] = "hicn-data-pcslookup", - [HICN_FACE_UDP6_INPUT_NEXT_MAPME] = "hicn-mapme-ack", - [HICN_FACE_UDP6_INPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - -/******* Face Output *******/ - -always_inline void -hicn_face_udp4_encap (vlib_main_t * vm, - vlib_buffer_t * outer_b0, - hicn_face_t * face, u32 * next) -{ - u16 old_l0 = 0, new_l0; - ip_csum_t sum0; - ip4_header_t *ip0; - udp_header_t *udp0; - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - - /* ip */ - ip0 = vlib_buffer_get_current (outer_b0); - clib_memcpy (ip0, &(face_udp->hdrs.ip4.ip), sizeof (ip4_header_t) + - sizeof (udp_header_t)); - - /* Fix UDP length */ - udp0 = (udp_header_t *) (ip0 + 1); - - new_l0 = - clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, outer_b0) - - sizeof (*ip0)); - udp0->length = new_l0; - - old_l0 = ip0->length; - ip0->length = - clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, outer_b0)); - - sum0 = ip0->checksum; - - //old_l0 always 0, see the rewrite setup - new_l0 = ip0->length; - - sum0 = ip_csum_update (sum0, old_l0, new_l0, ip4_header_t, - length /* changed member */ ); - ip0->checksum = sum0; - - int is_iface = 0; - ip_adjacency_t *adj; - if (PREDICT_FALSE (face->shared.adj == ~0)) - is_iface = 1; - else - adj = adj_get (face->shared.adj); - - /* In case the adj is not complete, we look if a better one exists, otherwise we send an arp request - * This is necessary to account for the case in which when we create a face, there isn't a /128(/32) adjacency and we match with a more general route which is in glean state - * In this case in fact, the general route will not be update upone receiving of a arp or neighbour responde, but a new /128(/32) will be created - */ - if (PREDICT_FALSE - (is_iface || adj->lookup_next_index < IP_LOOKUP_NEXT_REWRITE)) - { - fib_prefix_t fib_pfx; - fib_node_index_t fib_entry_index; - ip46_address_t ip46 = - to_ip46 (0, (u8 *) & (face_udp->hdrs.ip4.ip.dst_address)); - fib_prefix_from_ip46_addr (&ip46, &fib_pfx); - fib_pfx.fp_len = 32; - - u32 fib_index = fib_table_find_or_create_and_lock (fib_pfx.fp_proto, - HICN_FIB_TABLE, - FIB_SOURCE_PRIORITY_HI); - - fib_entry_index = fib_table_lookup (fib_index, &fib_pfx); - - face->shared.adj = fib_entry_get_adj (fib_entry_index); - face->shared.flags &= ~HICN_FACE_FLAGS_IFACE; - face->shared.flags |= HICN_FACE_FLAGS_FACE; - - adj = adj_get (face->shared.adj); - } - - vnet_buffer (outer_b0)->ip.adj_index[VLIB_TX] = face->shared.adj; - *next = adj->lookup_next_index; -} - -always_inline void -hicn_face_udp6_encap (vlib_main_t * vm, - vlib_buffer_t * outer_b0, - hicn_face_t * face, u32 * next) -{ - int bogus0; - u16 new_l0; - ip6_header_t *ip0; - udp_header_t *udp0; - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - - /* ip */ - ip0 = vlib_buffer_get_current (outer_b0); - clib_memcpy (ip0, &(face_udp->hdrs.ip6.ip), sizeof (ip6_header_t) + - sizeof (udp_header_t)); - new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, outer_b0) - - sizeof (*ip0)); - ip0->payload_length = new_l0; - - /* Fix UDP length */ - udp0 = (udp_header_t *) (ip0 + 1); - udp0->length = new_l0; - - udp0->checksum = - ip6_tcp_udp_icmp_compute_checksum (vm, outer_b0, ip0, &bogus0); - - ASSERT (bogus0 == 0); - - if (udp0->checksum == 0) - udp0->checksum = 0xffff; - - int is_iface = 0; - ip_adjacency_t *adj; - if (PREDICT_FALSE (face->shared.adj == ~0)) - is_iface = 1; - else - adj = adj_get (face->shared.adj); - - /* In case the adj is not complete, we look if a better one exists, otherwise we send an arp request - * This is necessary to account for the case in which when we create a face, there isn't a /128(/32) adjacency and we match with a more general route which is in glean state - * In this case in fact, the general route will not be update upone receiving of a arp or neighbour responde, but a new /128(/32) will be created - */ - if (PREDICT_FALSE (is_iface || adj->lookup_next_index < IP_LOOKUP_NEXT_REWRITE)) - { - fib_prefix_t fib_pfx; - fib_node_index_t fib_entry_index; - ip46_address_t ip46 = - to_ip46 (1, (u8 *) & (face_udp->hdrs.ip6.ip.dst_address)); - fib_prefix_from_ip46_addr (&ip46, &fib_pfx); - fib_pfx.fp_len = 128; - - u32 fib_index = fib_table_find_or_create_and_lock (fib_pfx.fp_proto, - HICN_FIB_TABLE, - FIB_SOURCE_PRIORITY_HI); - - fib_entry_index = fib_table_lookup (fib_index, &fib_pfx); - - face->shared.adj = fib_entry_get_adj (fib_entry_index); - face->shared.flags &= ~HICN_FACE_FLAGS_IFACE; - face->shared.flags |= HICN_FACE_FLAGS_FACE; - - adj = adj_get (face->shared.adj); - } - - vnet_buffer (outer_b0)->ip.adj_index[VLIB_TX] = face->shared.adj; - - *next = adj->lookup_next_index; -} - -static char *hicn_face_udp4_output_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -static char *hicn_face_udp6_output_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_face_udp4_output_trace_t; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_face_udp6_output_trace_t; - -#define HICN_FACE_UDP_ENCAP_IP4 hicn_face_udp4_encap -#define HICN_FACE_UDP_ENCAP_IP6 hicn_face_udp6_encap - -#define TRACE_OUTPUT_PKT_UDP4 hicn_face_udp4_output_trace_t -#define TRACE_OUTPUT_PKT_UDP6 hicn_face_udp6_output_trace_t - -#define IP_HEADER_4 ip4_header_t -#define IP_HEADER_6 ip6_header_t - -#define face_output_x1(ipv) \ - do { \ - vlib_buffer_t *b0; \ - u32 bi0; \ - u32 next0 = IP_LOOKUP_NEXT_DROP; \ - hicn_face_t * face; \ - \ - /* Prefetch for next iteration. */ \ - if (n_left_from > 1) \ - { \ - vlib_buffer_t *b1; \ - b1 = vlib_get_buffer (vm, from[1]); \ - CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b1->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - from += 1; \ - n_left_from -= 1; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - hicn_face_id_t face_id = vnet_buffer (b0)->ip.adj_index[VLIB_TX]; \ - face = \ - hicn_dpoi_get_from_idx(face_id); \ - \ - if (PREDICT_TRUE(face != NULL)) \ - { \ - /* Adjust vlib buffer. Create space for the udp tunnel. */ \ - vlib_buffer_advance(b0, -(sizeof (IP_HEADER_##ipv) + \ - sizeof (udp_header_t))); \ - \ - \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b0, face, &next0); \ - stats.pkts_interest_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_INTEREST_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0));\ - } \ - \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - \ - to_next[0] = bi0; \ - to_next += 1; \ - n_left_to_next -= 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); \ - } while(0) \ - - -#define face_output_x2(ipv) \ - do { \ - vlib_buffer_t *b0, *b1; \ - u32 bi0, bi1; \ - u32 next0 = IP_LOOKUP_NEXT_DROP; \ - u32 next1 = IP_LOOKUP_NEXT_DROP; \ - hicn_face_t *face0, *face1; \ - \ - /* Prefetch for next iteration. */ \ - { \ - vlib_buffer_t *b2, *b3; \ - b2 = vlib_get_buffer (vm, from[2]); \ - b3 = vlib_get_buffer (vm, from[3]); \ - CLIB_PREFETCH (b2, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b3, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b2->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - CLIB_PREFETCH (b3->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - bi1 = from[1]; \ - from += 2; \ - n_left_from -= 2; \ - to_next[0] = bi0; \ - to_next[1] = bi1; \ - to_next += 2; \ - n_left_to_next -= 2; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - b1 = vlib_get_buffer (vm, bi1); \ - \ - hicn_face_id_t face_id0 = vnet_buffer (b0)->ip.adj_index[VLIB_TX]; \ - hicn_face_id_t face_id1 = vnet_buffer (b1)->ip.adj_index[VLIB_TX]; \ - face0 = \ - hicn_dpoi_get_from_idx(vnet_buffer (b0)->ip.adj_index[VLIB_TX]); \ - face1 = \ - hicn_dpoi_get_from_idx(vnet_buffer (b1)->ip.adj_index[VLIB_TX]); \ - \ - if (PREDICT_TRUE(face0 != NULL)) \ - { \ - /* Adjust vlib buffer. Create space for the udp tunnel. */ \ - vlib_buffer_advance(b0, -(sizeof (IP_HEADER_##ipv) + \ - sizeof (udp_header_t))); \ - \ - \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b0, face0, &next0); \ - stats.pkts_interest_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id0 * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_INTEREST_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - } \ - \ - if (PREDICT_TRUE(face1 != NULL)) \ - { \ - /* Adjust vlib buffer. Create space for the udp tunnel. */ \ - vlib_buffer_advance(b1, -(sizeof (IP_HEADER_##ipv) + \ - sizeof (udp_header_t))); \ - \ - \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b1, face1, &next1); \ - stats.pkts_interest_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id1 * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_INTEREST_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b1)); \ - } \ - \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b1->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX]; \ - t->next_index = next1; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b1) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - /* Verify speculative enqueue, 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(0) \ - - -static uword -hicn_face_udp4_output_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - face_output_x2 (4); - } - - /* Dual loop, X1 */ - while (n_left_from > 0 && n_left_to_next > 0) - { - face_output_x1 (4); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_INTERESTS, - stats.pkts_interest_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_face_udp4_output_format_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 *); - hicn_face_udp4_output_trace_t *t = - va_arg (*args, hicn_face_udp4_output_trace_t *); - - s = - format (s, "FACE_UDP4_OUTPUT: pkt: %d, sw_if_index %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* *INDENT-OFF* */ -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_face_udp4_output_node) = -{ - .function = hicn_face_udp4_output_node_fn, - .name = "hicn-face-udp4-output", - .vector_size = sizeof (u32), - .format_trace = hicn_face_udp4_output_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_face_udp4_output_error_strings), - .error_strings = hicn_face_udp4_output_error_strings, - .n_next_nodes = IP4_LOOKUP_N_NEXT, - /* Reusing the list of nodes from lookup to be compatible with arp */ - .next_nodes = IP4_LOOKUP_NEXT_NODES, -}; -/* *INDENT-ON* */ - -/* *INDENT-ON* */ - -static uword -hicn_face_udp6_output_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - face_output_x2 (6); - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - face_output_x1 (6); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_INTERESTS, - stats.pkts_interest_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_face_udp6_output_format_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 *); - hicn_face_udp6_output_trace_t *t = - va_arg (*args, hicn_face_udp6_output_trace_t *); - - s = - format (s, "FACE_UDP6_OUTPUT: pkt: %d, sw_if_index %d, next index %d\n%u", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* *INDENT-OFF* */ -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_face_udp6_output_node) = -{ - .function = hicn_face_udp6_output_node_fn, - .name = "hicn-face-udp6-output", - .vector_size = sizeof (u32), - .format_trace = hicn_face_udp6_output_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_face_udp6_output_error_strings), - .error_strings = hicn_face_udp6_output_error_strings, - .n_next_nodes = IP6_LOOKUP_N_NEXT, - /* Reusing the list of nodes from lookup to be compatible with neighbour discovery */ - .next_nodes = IP6_LOOKUP_NEXT_NODES, -}; -/* *INDENT-ON* */ - -/* *INDENT-ON* */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/face_udp_node.h b/hicn-plugin/src/faces/udp/face_udp_node.h deleted file mode 100644 index c759312c8..000000000 --- a/hicn-plugin/src/faces/udp/face_udp_node.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (c) 2017-2019 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. - */ - -#ifndef __HICN_FACE_UDP_NODE_H__ -#define __HICN_FACE_UDP_NODE_H__ - -#include <vlib/vlib.h> -#include <vnet/vnet.h> - -extern vlib_node_registration_t hicn_face_udp4_input_node; -extern vlib_node_registration_t hicn_face_udp6_input_node; -extern vlib_node_registration_t hicn_face_udp4_output_node; -extern vlib_node_registration_t hicn_face_udp6_output_node; - -#endif // __HICN_FACE_UDP_NODE_H__ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/iface_udp_node.c b/hicn-plugin/src/faces/udp/iface_udp_node.c deleted file mode 100644 index 1fdd68f0b..000000000 --- a/hicn-plugin/src/faces/udp/iface_udp_node.c +++ /dev/null @@ -1,987 +0,0 @@ -/* - * Copyright (c) 2017-2019 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 "iface_udp_node.h" -#include "dpo_udp.h" -#include "../face.h" - -#include "../../infra.h" -#include "../../hicn.h" - -/** - * @File - * - * Definition of the nodes for udp incomplete faces. - */ - -vlib_node_registration_t hicn_iface_udp4_input_node; -vlib_node_registration_t hicn_iface_udp6_input_node; -vlib_node_registration_t hicn_iface_udp4_output_node; -vlib_node_registration_t hicn_iface_udp6_output_node; - -u32 data_fwd_face_udp4_vlib_edge; -u32 data_fwd_face_udp6_vlib_edge; - -void -hicn_iface_udp_init (vlib_main_t * vm) -{ - data_fwd_face_udp4_vlib_edge = vlib_node_add_next (vm, - hicn_data_fwd_node.index, - hicn_iface_udp4_output_node.index); - - data_fwd_face_udp6_vlib_edge = vlib_node_add_next (vm, - hicn_data_fwd_node.index, - hicn_iface_udp6_output_node.index); - - u32 temp_index4 = vlib_node_add_next (vm, - hicn_interest_hitcs_node.index, - hicn_iface_udp4_output_node.index); - u32 temp_index6 = vlib_node_add_next (vm, - hicn_interest_hitcs_node.index, - hicn_iface_udp6_output_node.index); - - ASSERT (temp_index4 == data_fwd_face_udp4_vlib_edge); - ASSERT (temp_index6 == data_fwd_face_udp6_vlib_edge); -} - -static char *hicn_iface_udp4_input_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -static char *hicn_iface_udp6_input_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -u32 -get_face_udp4_output_node (void) -{ - return data_fwd_face_udp4_vlib_edge; -} - -u32 -get_face_udp6_output_node (void) -{ - return data_fwd_face_udp6_vlib_edge; -} - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_iface_udp4_input_trace_t; - -typedef enum -{ - HICN_IFACE_UDP4_INPUT_NEXT_INTEREST, - HICN_IFACE_UDP4_INPUT_NEXT_MAPME, - HICN_IFACE_UDP4_INPUT_NEXT_ERROR_DROP, - HICN_IFACE_UDP4_INPUT_N_NEXT, -} hicn_iface_udp4_input_next_t; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_iface_udp6_input_trace_t; - -typedef enum -{ - HICN_IFACE_UDP6_INPUT_NEXT_INTEREST, - HICN_IFACE_UDP6_INPUT_NEXT_MAPME, - HICN_IFACE_UDP6_INPUT_NEXT_ERROR_DROP, - HICN_IFACE_UDP6_INPUT_N_NEXT, -} hicn_iface_udp6_input_next_t; - -#define ERROR_INPUT_UDP4 HICN_IFACE_UDP4_INPUT_NEXT_ERROR_DROP -#define ERROR_INPUT_UDP6 HICN_IFACE_UDP6_INPUT_NEXT_ERROR_DROP - -#define IP_HEADER_4 ip4_header_t -#define IP_HEADER_6 ip6_header_t - -#define NEXT_MAPME_UDP4 HICN_IFACE_UDP4_INPUT_NEXT_MAPME -#define NEXT_MAPME_UDP6 HICN_IFACE_UDP6_INPUT_NEXT_MAPME - -#define NEXT_INTEREST_UDP4 HICN_IFACE_UDP4_INPUT_NEXT_INTEREST -#define NEXT_INTEREST_UDP6 HICN_IFACE_UDP6_INPUT_NEXT_INTEREST - -#define HICN_IFACE_UDP_ADD_LOCK_IP4 hicn_dpo_udp4_add_and_lock -#define HICN_IFACE_UDP_ADD_LOCK_IP6 hicn_dpo_udp6_add_and_lock - -#define GET_FACE_UDP4 get_face_udp4_output_node -#define GET_FACE_UDP6 get_face_udp6_output_node - -#define TRACE_INPUT_PKT_UDP4 hicn_iface_udp4_input_trace_t -#define TRACE_INPUT_PKT_UDP6 hicn_iface_udp6_input_trace_t - -#define iface_input_x1(ipv) \ - do { \ - vlib_buffer_t *b0; \ - u32 bi0; \ - u32 next0 = ERROR_INPUT_UDP##ipv; \ - IP_HEADER_##ipv * ip_hdr = NULL; \ - u8 * inner_ip_hdr = NULL; \ - udp_header_t * udp_hdr = NULL; \ - hicn_buffer_t * hicnb0; \ - /* Prefetch for next iteration. */ \ - if (n_left_from > 1) \ - { \ - vlib_buffer_t *b1; \ - b1 = vlib_get_buffer (vm, from[1]); \ - CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b1->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - from += 1; \ - n_left_from -= 1; \ - to_next[0] = bi0; \ - to_next += 1; \ - n_left_to_next -= 1; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - ip_hdr = (IP_HEADER_##ipv *) vlib_buffer_get_current(b0); \ - udp_hdr = (udp_header_t *) (ip_hdr + 1); \ - hicnb0 = hicn_get_buffer(b0); \ - \ - stats.pkts_interest_count += 1; \ - \ - inner_ip_hdr = (u8 *)(udp_hdr + 1); \ - u8 is_v6 = hicn_is_v6((hicn_header_t *)inner_ip_hdr); \ - u8 is_icmp = is_v6*(inner_ip_hdr[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6)*(inner_ip_hdr[9] == IPPROTO_ICMPV4); \ - \ - next0 = is_icmp*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp)*NEXT_INTEREST_UDP##ipv; \ - \ - HICN_IFACE_UDP_ADD_LOCK_IP##ipv \ - (&(hicnb0->face_dpo_id), \ - &(ip_hdr->dst_address), \ - &(ip_hdr->src_address), \ - udp_hdr->dst_port, \ - udp_hdr->src_port, \ - GET_FACE_UDP##ipv \ - (), \ - &hicnb0->flags, \ - vnet_buffer(b0)->sw_if_index[VLIB_RX]); \ - \ - vlib_buffer_advance(b0, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0), \ - sizeof (t->packet_data)); \ - } \ - \ - vlib_increment_combined_counter ( \ - &counters[hicnb0->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index,\ - HICN_FACE_COUNTERS_INTEREST_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - \ - \ - /* 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); \ - }while(0) - - -#define iface_input_x2(ipv) \ - do { \ - vlib_buffer_t *b0, *b1; \ - u32 bi0, bi1; \ - u32 next0, next1 = ERROR_INPUT_UDP##ipv; \ - IP_HEADER_##ipv * ip_hdr0 = NULL, *ip_hdr1 = NULL; \ - u8 * inner_ip_hdr0 = NULL, *inner_ip_hdr1 = NULL; \ - udp_header_t * udp_hdr0 = NULL, *udp_hdr1 = NULL; \ - hicn_buffer_t * hicnb0, *hicnb1; \ - \ - /* Prefetch for next iteration. */ \ - { \ - vlib_buffer_t *b2, *b3; \ - b2 = vlib_get_buffer (vm, from[2]); \ - b3 = vlib_get_buffer (vm, from[3]); \ - CLIB_PREFETCH (b2, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b3, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b2->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - CLIB_PREFETCH (b3->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - bi1 = from[1]; \ - from += 2; \ - n_left_from -= 2; \ - to_next[0] = bi0; \ - to_next[1] = bi1; \ - to_next += 2; \ - n_left_to_next -= 2; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - b1 = vlib_get_buffer (vm, bi1); \ - ip_hdr0 = (IP_HEADER_##ipv *) vlib_buffer_get_current(b0); \ - ip_hdr1 = (IP_HEADER_##ipv *) vlib_buffer_get_current(b1); \ - udp_hdr0 = (udp_header_t *) (ip_hdr0 + 1); \ - udp_hdr1 = (udp_header_t *) (ip_hdr1 + 1); \ - hicnb0 = hicn_get_buffer(b0); \ - hicnb1 = hicn_get_buffer(b1); \ - \ - stats.pkts_interest_count += 2; \ - \ - inner_ip_hdr0 = (u8 *)(udp_hdr0 + 1); \ - inner_ip_hdr1 = (u8 *)(udp_hdr1 + 1); \ - u8 is_v6_0 = hicn_is_v6((hicn_header_t *)inner_ip_hdr0); \ - u8 is_v6_1 = hicn_is_v6((hicn_header_t *)inner_ip_hdr1); \ - u8 is_icmp0 = is_v6_0*(inner_ip_hdr0[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6_0)*(inner_ip_hdr0[9] == IPPROTO_ICMPV4); \ - u8 is_icmp1 = is_v6_1*(inner_ip_hdr1[6] == IPPROTO_ICMPV6) + \ - (1 - is_v6_1)*(inner_ip_hdr1[9] == IPPROTO_ICMPV4); \ - \ - next0 = is_icmp0*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp0)*NEXT_INTEREST_UDP##ipv; \ - next1 = is_icmp1*NEXT_MAPME_UDP##ipv + \ - (1-is_icmp1)*NEXT_INTEREST_UDP##ipv; \ - \ - HICN_IFACE_UDP_ADD_LOCK_IP##ipv \ - (&(hicnb0->face_dpo_id), \ - &(ip_hdr0->dst_address), \ - &(ip_hdr0->src_address), \ - udp_hdr0->dst_port, \ - udp_hdr0->src_port, \ - GET_FACE_UDP##ipv \ - (), \ - &hicnb0->flags, \ - vnet_buffer(b0)->sw_if_index[VLIB_RX]); \ - \ - \ - HICN_IFACE_UDP_ADD_LOCK_IP##ipv \ - (&(hicnb1->face_dpo_id), \ - &(ip_hdr1->dst_address), \ - &(ip_hdr1->src_address), \ - udp_hdr1->dst_port, \ - udp_hdr1->src_port, \ - GET_FACE_UDP##ipv \ - (), \ - &hicnb1->flags, \ - vnet_buffer(b1)->sw_if_index[VLIB_RX]); \ - \ - vlib_buffer_advance(b0, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - \ - vlib_buffer_advance(b1, sizeof(IP_HEADER_##ipv) + \ - sizeof(udp_header_t)); \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0), \ - sizeof (t->packet_data)); \ - } \ - \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b1->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_INPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b1, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX]; \ - t->next_index = next1; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b1), \ - sizeof (t->packet_data)); \ - } \ - \ - vlib_increment_combined_counter ( \ - &counters[hicnb0->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index,\ - HICN_FACE_COUNTERS_INTEREST_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - \ - vlib_increment_combined_counter ( \ - &counters[hicnb1->face_dpo_id.dpoi_index \ - * HICN_N_COUNTER], thread_index,\ - HICN_FACE_COUNTERS_INTEREST_RX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b1)); \ - \ - /* Verify speculative enqueue, 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(0) - - -static uword -hicn_iface_udp4_input_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - iface_input_x2 (4); - } - - /* Dual loop, X1 */ - while (n_left_from > 0 && n_left_to_next > 0) - { - iface_input_x1 (4); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_INTERESTS, - stats.pkts_interest_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_iface_udp4_input_format_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 *); - hicn_iface_udp4_input_trace_t *t = - va_arg (*args, hicn_iface_udp4_input_trace_t *); - - s = - format (s, "IFACE_UDP4_INPUT: pkt: %d, sw_if_index %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_iface_udp4_input_node) = - -{ - .function = hicn_iface_udp4_input_node_fn, - .name = "hicn-iface-udp4-input", - .vector_size = sizeof (u32), - .format_trace = hicn_iface_udp4_input_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_iface_udp4_input_error_strings), - .error_strings = hicn_iface_udp4_input_error_strings, - .n_next_nodes = HICN_IFACE_UDP4_INPUT_N_NEXT, - .next_nodes = - { - [HICN_IFACE_UDP4_INPUT_NEXT_INTEREST] = "hicn-interest-pcslookup", - [HICN_IFACE_UDP4_INPUT_NEXT_MAPME] = "hicn-mapme-ctrl", - [HICN_IFACE_UDP4_INPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - - -static uword -hicn_iface_udp6_input_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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); - - /* Dual loop, X2 */ - while (n_left_from >= 4 && n_left_to_next >= 2) - { - iface_input_x2 (6); - } - - /* Dual loop, X1 */ - while (n_left_from > 0 && n_left_to_next > 0) - { - iface_input_x1 (6); - } - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_INTERESTS, - stats.pkts_interest_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_iface_udp6_input_format_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 *); - hicn_iface_udp6_input_trace_t *t = - va_arg (*args, hicn_iface_udp6_input_trace_t *); - - s = - format (s, "IFACE_UDP6_INPUT: pkt: %d, sw_if_index %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_iface_udp6_input_node) = -{ - .function = hicn_iface_udp6_input_node_fn, - .name = "hicn-iface-udp6-input", - .vector_size = sizeof (u32), - .format_trace = hicn_iface_udp6_input_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_iface_udp6_input_error_strings), - .error_strings = hicn_iface_udp6_input_error_strings, - .n_next_nodes = HICN_IFACE_UDP6_INPUT_N_NEXT, - .next_nodes = - { - [HICN_IFACE_UDP6_INPUT_NEXT_INTEREST] = "hicn-interest-pcslookup", - [HICN_IFACE_UDP6_INPUT_NEXT_MAPME] = "hicn-mapme-ctrl", - [HICN_IFACE_UDP6_INPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - -/******* Iface Output *******/ - -always_inline void -hicn_iface_udp4_encap (vlib_main_t * vm, - vlib_buffer_t * b0, hicn_face_t * face) -{ - u16 new_l0 = 0; - ip4_header_t *ip0; - udp_header_t *udp0; - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - - /* Adjust vlib buffers */ - /* Set the right length on the header buffer */ - /* Move the next buffer current data pointer back to the ip+tcp header (hicn header) */ - word offset = sizeof (ip4_header_t) + sizeof (udp_header_t); - vlib_buffer_advance (b0, -offset); - - /* ip */ - ip0 = vlib_buffer_get_current (b0); - clib_memcpy (ip0, &(face_udp->hdrs.ip4.ip), sizeof (ip4_header_t) + - sizeof (udp_header_t)); - - /* Fix UDP length */ - udp0 = (udp_header_t *) (ip0 + 1); - - new_l0 = - clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0) - - sizeof (*ip0)); - udp0->length = new_l0; - - ip0->length = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0)); - ip0->checksum = ip4_header_checksum (ip0); -} - -always_inline void -hicn_iface_udp6_encap (vlib_main_t * vm, - vlib_buffer_t * b0, hicn_face_t * face) -{ - int bogus0; - u16 new_l0; - ip6_header_t *ip0; - udp_header_t *udp0; - hicn_face_udp_t *face_udp = (hicn_face_udp_t *) face->data; - - /* Adjust vlib buffer */ - word offset = sizeof (ip6_header_t) + sizeof (udp_header_t); - vlib_buffer_advance (b0, -offset); - - /* ip */ - ip0 = vlib_buffer_get_current (b0); - clib_memcpy (ip0, &(face_udp->hdrs.ip6.ip), sizeof (ip6_header_t) + - sizeof (udp_header_t)); - - new_l0 = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, b0) - - sizeof (*ip0)); - - ip0->payload_length = new_l0; - - /* Fix UDP length */ - udp0 = (udp_header_t *) (ip0 + 1); - udp0->length = new_l0; - - udp0->checksum = ip6_tcp_udp_icmp_compute_checksum (vm, b0, ip0, &bogus0); - - ASSERT (bogus0 == 0); - - if (udp0->checksum == 0) - udp0->checksum = 0xffff; -} - -static char *hicn_iface_udp4_output_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -static char *hicn_iface_udp6_output_error_strings[] = { -#define _(sym, string) string, - foreach_hicnfwd_error -#undef _ -}; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_iface_udp4_output_trace_t; - -typedef enum -{ - HICN_IFACE_UDP4_OUTPUT_NEXT_LOOKUP, - HICN_IFACE_UDP4_OUTPUT_NEXT_ERROR_DROP, - HICN_IFACE_UDP4_OUTPUT_N_NEXT, -} hicn_iface_udp4_output_next_t; - -/* Trace context struct */ -typedef struct -{ - u32 next_index; - u32 sw_if_index; - u8 pkt_type; - u8 packet_data[60]; -} -hicn_iface_udp6_output_trace_t; - -typedef enum -{ - HICN_IFACE_UDP6_OUTPUT_NEXT_LOOKUP, - HICN_IFACE_UDP6_OUTPUT_NEXT_ERROR_DROP, - HICN_IFACE_UDP6_OUTPUT_N_NEXT, -} hicn_iface_udp6_output_next_t; - -#define ERROR_OUTPUT_UDP4 HICN_IFACE_UDP4_OUTPUT_NEXT_ERROR_DROP -#define ERROR_OUTPUT_UDP6 HICN_IFACE_UDP6_OUTPUT_NEXT_ERROR_DROP - -#define IP_HEADER_4 ip4_header_t -#define IP_HEADER_6 ip6_header_t - -#define NEXT_LOOKUP_UDP4 HICN_IFACE_UDP4_OUTPUT_NEXT_LOOKUP -#define NEXT_LOOKUP_UDP6 HICN_IFACE_UDP6_OUTPUT_NEXT_LOOKUP - -#define HICN_IFACE_UDP_ADD_LOCK_IP4 hicn_dpo_udp4_add_and_lock -#define HICN_IFACE_UDP_ADD_LOCK_IP6 hicn_dpo_udp6_add_and_lock - -#define HICN_FACE_UDP_ENCAP_IP4 hicn_iface_udp4_encap -#define HICN_FACE_UDP_ENCAP_IP6 hicn_iface_udp6_encap - -#define TRACE_OUTPUT_PKT_UDP4 hicn_iface_udp4_output_trace_t -#define TRACE_OUTPUT_PKT_UDP6 hicn_iface_udp6_output_trace_t - -#define SIZE_HICN_HEADER4 sizeof(ip4_header_t) + sizeof(udp_header_t) -#define SIZE_HICN_HEADER6 sizeof(ip6_header_t) + sizeof(udp_header_t) - -#define iface_output_x1(ipv) \ - do { \ - vlib_buffer_t *b0; \ - u32 bi0; \ - u32 next0 = ERROR_OUTPUT_UDP##ipv; \ - hicn_face_t * face; \ - \ - /* Prefetch for next iteration. */ \ - if (n_left_from > 1) \ - { \ - vlib_buffer_t *b1; \ - b1 = vlib_get_buffer (vm, from[1]); \ - CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b1->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - /* Dequeue a packet buffer */ \ - bi0 = from[0]; \ - from += 1; \ - n_left_from -= 1; \ - to_next[0] = bi0; \ - to_next += 1; \ - n_left_to_next -= 1; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - \ - hicn_face_id_t face_id = vnet_buffer (b0)->ip.adj_index[VLIB_TX]; \ - face = \ - hicn_dpoi_get_from_idx(face_id); \ - \ - if (PREDICT_TRUE(face != NULL)) \ - { \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b0, face); \ - next0 = NEXT_LOOKUP_UDP##ipv; \ - stats.pkts_data_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_DATA_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - \ - \ - /* 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); \ - } while(0) - -#define iface_output_x2(ipv) \ - do { \ - vlib_buffer_t *b0, *b1; \ - u32 bi0, bi1; \ - u32 next0 = ERROR_OUTPUT_UDP##ipv, next1 = ERROR_OUTPUT_UDP##ipv; \ - hicn_face_t *face0, *face1; \ - \ - /* Prefetch for next iteration. */ \ - { \ - vlib_buffer_t *b2, *b3; \ - b2 = vlib_get_buffer (vm, from[2]); \ - b3 = vlib_get_buffer (vm, from[3]); \ - CLIB_PREFETCH (b2, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b3, CLIB_CACHE_LINE_BYTES, STORE); \ - CLIB_PREFETCH (b2->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - CLIB_PREFETCH (b3->data, CLIB_CACHE_LINE_BYTES , LOAD); \ - } \ - \ - /* Dequeue packets buffers */ \ - bi0 = from[0]; \ - bi1 = from[1]; \ - from += 2; \ - n_left_from -= 2; \ - to_next[0] = bi0; \ - to_next[1] = bi1; \ - to_next += 2; \ - n_left_to_next -= 2; \ - \ - b0 = vlib_get_buffer (vm, bi0); \ - b1 = vlib_get_buffer (vm, bi1); \ - \ - hicn_face_id_t face_id0 = vnet_buffer (b0)->ip.adj_index[VLIB_TX]; \ - hicn_face_id_t face_id1 = vnet_buffer (b1)->ip.adj_index[VLIB_TX]; \ - face0 = \ - hicn_dpoi_get_from_idx(face_id0); \ - face1 = \ - hicn_dpoi_get_from_idx(face_id1); \ - \ - if (PREDICT_TRUE(face0 != NULL)) \ - { \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b0, face0); \ - next0 = NEXT_LOOKUP_UDP##ipv; \ - stats.pkts_data_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id0 * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_DATA_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b0)); \ - } \ - \ - if (PREDICT_TRUE(face1 != NULL)) \ - { \ - HICN_FACE_UDP_ENCAP_IP##ipv \ - (vm, b1, face1); \ - next1 = NEXT_LOOKUP_UDP##ipv; \ - stats.pkts_data_count += 1; \ - vlib_increment_combined_counter ( \ - &counters[face_id1 * HICN_N_COUNTER], \ - thread_index, \ - HICN_FACE_COUNTERS_DATA_TX, \ - 1, \ - vlib_buffer_length_in_chain(vm, b1)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b0->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b0, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX]; \ - t->next_index = next0; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b0) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - \ - if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE) && \ - (b1->flags & VLIB_BUFFER_IS_TRACED))) \ - { \ - TRACE_OUTPUT_PKT_UDP##ipv *t = \ - vlib_add_trace (vm, node, b1, sizeof (*t)); \ - t->pkt_type = HICN_PKT_TYPE_INTEREST; \ - t->sw_if_index = vnet_buffer (b1)->sw_if_index[VLIB_RX]; \ - t->next_index = next1; \ - clib_memcpy_fast (t->packet_data, \ - vlib_buffer_get_current (b1) + \ - SIZE_HICN_HEADER##ipv, \ - sizeof (t->packet_data)); \ - } \ - \ - \ - /* Verify speculative enqueue, 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(0) - - -static uword -hicn_iface_udp4_output_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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) - { - iface_output_x2 (4); - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - iface_output_x1 (4); - } - - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_DATAS, stats.pkts_data_count); - - return (frame->n_vectors); -} - -/* packet trace format function */ -static u8 * -hicn_iface_udp4_output_format_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 *); - hicn_iface_udp4_output_trace_t *t = - va_arg (*args, hicn_iface_udp4_output_trace_t *); - - s = - format (s, - "IFACE_UDP4_OUTPUT: pkt: %d, out face %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_iface_udp4_output_node) = -{ - .function = hicn_iface_udp4_output_node_fn, - .name = "hicn-iface-udp4-output", - .vector_size = sizeof (u32), - .format_trace = hicn_iface_udp4_output_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_iface_udp4_output_error_strings), - .error_strings = hicn_iface_udp4_output_error_strings, - .n_next_nodes = HICN_IFACE_UDP4_OUTPUT_N_NEXT, - /* edit / add dispositions here */ - .next_nodes = - { - [HICN_IFACE_UDP4_OUTPUT_NEXT_LOOKUP] = "ip4-lookup", - [HICN_IFACE_UDP4_OUTPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - - -static uword -hicn_iface_udp6_output_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * frame) -{ - u32 n_left_from, *from, *to_next, next_index; - vl_api_hicn_api_node_stats_get_reply_t stats = { 0 }; - u32 thread_index = vm->thread_index; - - 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) - { - iface_output_x2 (6); - } - - while (n_left_from > 0 && n_left_to_next > 0) - { - iface_output_x1 (6); - } - - vlib_put_next_frame (vm, node, next_index, n_left_to_next); - } - - vlib_node_increment_counter (vm, node->node_index, - HICNFWD_ERROR_DATAS, stats.pkts_data_count); - - return (frame->n_vectors); - -} - -/* packet trace format function */ -static u8 * -hicn_iface_udp6_output_format_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 *); - hicn_iface_udp6_output_trace_t *t = - va_arg (*args, hicn_iface_udp6_output_trace_t *); - - s = - format (s, - "IFACE_UDP6_OUTPUT: pkt: %d, out face %d, next index %d\n%U", - (int) t->pkt_type, t->sw_if_index, t->next_index, - (t->packet_data[0] & 0xf0) == - 0x40 ? format_ip4_header : format_ip6_header, t->packet_data, - sizeof (t->packet_data)); - return (s); -} - -/* - * Node registration for the interest forwarder node - */ -/* *INDENT-OFF* */ -VLIB_REGISTER_NODE (hicn_iface_udp6_output_node) = -{ - .function = hicn_iface_udp6_output_node_fn, - .name = "hicn-iface-udp6-output", - .vector_size = sizeof (u32), - .format_trace = hicn_iface_udp6_output_format_trace, - .type = VLIB_NODE_TYPE_INTERNAL, - .n_errors = ARRAY_LEN (hicn_iface_udp6_output_error_strings), - .error_strings = hicn_iface_udp6_output_error_strings, - .n_next_nodes = HICN_IFACE_UDP6_OUTPUT_N_NEXT, - /* edit / add dispositions here */ - .next_nodes = - { - [HICN_IFACE_UDP6_OUTPUT_NEXT_LOOKUP] = "ip6-lookup", - [HICN_IFACE_UDP6_OUTPUT_NEXT_ERROR_DROP] = "error-drop", - }, -}; -/* *INDENT-ON* */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ diff --git a/hicn-plugin/src/faces/udp/iface_udp_node.h b/hicn-plugin/src/faces/udp/iface_udp_node.h deleted file mode 100644 index 957d19217..000000000 --- a/hicn-plugin/src/faces/udp/iface_udp_node.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * Copyright (c) 2017-2019 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. - */ - -#ifndef __HICN_IFACE_UDP_H__ -#define __HICN_IFACE_UDP_H__ - -#include <vlib/vlib.h> - -extern vlib_node_registration_t hicn_iface_udp4_input_node; -extern vlib_node_registration_t hicn_iface_udp6_input_node; -extern vlib_node_registration_t hicn_iface_udp4_output_node; -extern vlib_node_registration_t hicn_iface_udp6_output_node; - -void hicn_iface_udp_init (vlib_main_t * vm); - -#endif // __HICN_FACE_UDP_H__ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |