diff options
Diffstat (limited to 'vnet/vnet/ethernet/format.c')
-rw-r--r-- | vnet/vnet/ethernet/format.c | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/vnet/vnet/ethernet/format.c b/vnet/vnet/ethernet/format.c deleted file mode 100644 index 4edef5adbeb..00000000000 --- a/vnet/vnet/ethernet/format.c +++ /dev/null @@ -1,366 +0,0 @@ -/* - * Copyright (c) 2015 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. - */ -/* - * ethernet_format.c: ethernet formatting/parsing. - * - * Copyright (c) 2008 Eliot Dresselhaus - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sublicense, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#include <vlib/vlib.h> -#include <vnet/ethernet/ethernet.h> - -u8 * -format_ethernet_address (u8 * s, va_list * args) -{ - ethernet_main_t *em = ðernet_main; - u8 *a = va_arg (*args, u8 *); - - if (em->format_ethernet_address_16bit) - return format (s, "%02x%02x.%02x%02x.%02x%02x", - a[0], a[1], a[2], a[3], a[4], a[5]); - else - return format (s, "%02x:%02x:%02x:%02x:%02x:%02x", - a[0], a[1], a[2], a[3], a[4], a[5]); -} - -u8 * -format_ethernet_type (u8 * s, va_list * args) -{ - ethernet_type_t type = va_arg (*args, u32); - ethernet_main_t *em = ðernet_main; - ethernet_type_info_t *t = ethernet_get_type_info (em, type); - - if (t) - s = format (s, "%s", t->name); - else - s = format (s, "0x%04x", type); - - return s; -} - -u8 * -format_ethernet_vlan_tci (u8 * s, va_list * va) -{ - u32 vlan_tci = va_arg (*va, u32); - - u32 vid = (vlan_tci & 0xfff); - u32 cfi = (vlan_tci >> 12) & 1; - u32 pri = (vlan_tci >> 13); - - s = format (s, "%d", vid); - if (pri != 0) - s = format (s, " priority %d", pri); - if (cfi != 0) - s = format (s, " cfi"); - - return s; -} - -u8 * -format_ethernet_pbb (u8 * s, va_list * va) -{ - u32 b_tag = va_arg (*va, u32); - u32 i_tag = va_arg (*va, u32); - u32 vid = (b_tag & 0xfff); - u32 bdei = (b_tag >> 12) & 1; - u32 bpcp = (b_tag >> 13); - u32 sid = (i_tag & 0xffffff); - u8 ires = (i_tag >> 24) & 3; - u8 iuca = (i_tag >> 27) & 1; - u8 idei = (i_tag >> 28) & 1; - u8 ipcp = (i_tag >> 29); - - s = - format (s, "B_tag %04X (vid %d, dei %d, pcp %d), ", b_tag, vid, bdei, - bpcp); - s = - format (s, "I_tag %08X (sid %d, res %d, dei %d, pcp %d)", i_tag, sid, - ires, iuca, idei, ipcp); - - return s; -} - -u8 * -format_ethernet_header_with_length (u8 * s, va_list * args) -{ - ethernet_pbb_header_packed_t *ph = - va_arg (*args, ethernet_pbb_header_packed_t *); - ethernet_max_header_t *m = (ethernet_max_header_t *) ph; - u32 max_header_bytes = va_arg (*args, u32); - ethernet_main_t *em = ðernet_main; - ethernet_header_t *e = &m->ethernet; - ethernet_vlan_header_t *v; - ethernet_type_t type = clib_net_to_host_u16 (e->type); - ethernet_type_t vlan_type[ARRAY_LEN (m->vlan)]; - u32 n_vlan = 0, i, header_bytes; - uword indent; - - while ((type == ETHERNET_TYPE_VLAN || type == ETHERNET_TYPE_DOT1AD - || type == ETHERNET_TYPE_DOT1AH) && n_vlan < ARRAY_LEN (m->vlan)) - { - vlan_type[n_vlan] = type; - if (type != ETHERNET_TYPE_DOT1AH) - { - v = m->vlan + n_vlan; - type = clib_net_to_host_u16 (v->type); - } - n_vlan++; - } - - header_bytes = sizeof (e[0]) + n_vlan * sizeof (v[0]); - if (max_header_bytes != 0 && header_bytes > max_header_bytes) - return format (s, "ethernet header truncated"); - - indent = format_get_indent (s); - - s = format (s, "%U: %U -> %U", - format_ethernet_type, type, - format_ethernet_address, e->src_address, - format_ethernet_address, e->dst_address); - - if (type != ETHERNET_TYPE_DOT1AH) - { - for (i = 0; i < n_vlan; i++) - { - u32 v = clib_net_to_host_u16 (m->vlan[i].priority_cfi_and_id); - if (*vlan_type == ETHERNET_TYPE_VLAN) - s = format (s, " 802.1q vlan %U", format_ethernet_vlan_tci, v); - else - s = format (s, " 802.1ad vlan %U", format_ethernet_vlan_tci, v); - } - - if (max_header_bytes != 0 && header_bytes < max_header_bytes) - { - ethernet_type_info_t *ti; - vlib_node_t *node = 0; - - ti = ethernet_get_type_info (em, type); - if (ti && ti->node_index != ~0) - node = vlib_get_node (em->vlib_main, ti->node_index); - if (node && node->format_buffer) - s = format (s, "\n%U%U", - format_white_space, indent, - node->format_buffer, (void *) m + header_bytes, - max_header_bytes - header_bytes); - } - } - else - { - s = format (s, "\n%UPBB header : %U", format_white_space, indent, - format_ethernet_pbb, - clib_net_to_host_u16 (ph->priority_dei_id), - clib_net_to_host_u32 (ph->priority_dei_uca_res_sid)); - } - - return s; -} - -u8 * -format_ethernet_header (u8 * s, va_list * args) -{ - ethernet_max_header_t *m = va_arg (*args, ethernet_max_header_t *); - return format (s, "%U", format_ethernet_header_with_length, m, 0); -} - -/* Parse X:X:X:X:X:X unix style ethernet address. */ -static uword -unformat_ethernet_address_unix (unformat_input_t * input, va_list * args) -{ - u8 *result = va_arg (*args, u8 *); - u32 i, a[6]; - - if (!unformat (input, "%_%x:%x:%x:%x:%x:%x%_", - &a[0], &a[1], &a[2], &a[3], &a[4], &a[5])) - return 0; - - /* Check range. */ - for (i = 0; i < ARRAY_LEN (a); i++) - if (a[i] >= (1 << 8)) - return 0; - - for (i = 0; i < ARRAY_LEN (a); i++) - result[i] = a[i]; - - return 1; -} - -/* Parse X.X.X cisco style ethernet address. */ -static uword -unformat_ethernet_address_cisco (unformat_input_t * input, va_list * args) -{ - u8 *result = va_arg (*args, u8 *); - u32 i, a[3]; - - if (!unformat (input, "%_%x.%x.%x%_", &a[0], &a[1], &a[2])) - return 0; - - /* Check range. */ - for (i = 0; i < ARRAY_LEN (a); i++) - if (a[i] >= (1 << 16)) - return 0; - - result[0] = (a[0] >> 8) & 0xff; - result[1] = (a[0] >> 0) & 0xff; - result[2] = (a[1] >> 8) & 0xff; - result[3] = (a[1] >> 0) & 0xff; - result[4] = (a[2] >> 8) & 0xff; - result[5] = (a[2] >> 0) & 0xff; - - return 1; -} - -/* Parse ethernet address; accept either unix or style addresses. */ -uword -unformat_ethernet_address (unformat_input_t * input, va_list * args) -{ - u8 *result = va_arg (*args, u8 *); - return (unformat_user (input, unformat_ethernet_address_unix, result) - || unformat_user (input, unformat_ethernet_address_cisco, result)); -} - -/* Returns ethernet type as an int in host byte order. */ -uword -unformat_ethernet_type_host_byte_order (unformat_input_t * input, - va_list * args) -{ - u16 *result = va_arg (*args, u16 *); - ethernet_main_t *em = ðernet_main; - int type, i; - - /* Numeric type. */ - if (unformat (input, "0x%x", &type) || unformat (input, "%d", &type)) - { - if (type >= (1 << 16)) - return 0; - *result = type; - return 1; - } - - /* Named type. */ - if (unformat_user (input, unformat_vlib_number_by_name, - em->type_info_by_name, &i)) - { - ethernet_type_info_t *ti = vec_elt_at_index (em->type_infos, i); - *result = ti->type; - return 1; - } - - return 0; -} - -uword -unformat_ethernet_type_net_byte_order (unformat_input_t * input, - va_list * args) -{ - u16 *result = va_arg (*args, u16 *); - if (!unformat_user (input, unformat_ethernet_type_host_byte_order, result)) - return 0; - - *result = clib_host_to_net_u16 ((u16) * result); - return 1; -} - -uword -unformat_ethernet_header (unformat_input_t * input, va_list * args) -{ - u8 **result = va_arg (*args, u8 **); - ethernet_max_header_t _m, *m = &_m; - ethernet_header_t *e = &m->ethernet; - u16 type; - u32 n_vlan; - - if (!unformat (input, "%U: %U -> %U", - unformat_ethernet_type_host_byte_order, &type, - unformat_ethernet_address, &e->src_address, - unformat_ethernet_address, &e->dst_address)) - return 0; - - n_vlan = 0; - while (unformat (input, "vlan")) - { - u32 id, priority; - - if (!unformat_user (input, unformat_vlib_number, &id) - || id >= ETHERNET_N_VLAN) - return 0; - - if (unformat (input, "priority %d", &priority)) - { - if (priority >= 8) - return 0; - id |= priority << 13; - } - - if (unformat (input, "cfi")) - id |= 1 << 12; - - /* Too many vlans given. */ - if (n_vlan >= ARRAY_LEN (m->vlan)) - return 0; - - m->vlan[n_vlan].priority_cfi_and_id = clib_host_to_net_u16 (id); - n_vlan++; - } - - if (n_vlan == 0) - e->type = clib_host_to_net_u16 (type); - else - { - int i; - - e->type = clib_host_to_net_u16 (ETHERNET_TYPE_VLAN); - for (i = 0; i < n_vlan - 1; i++) - m->vlan[i].type = clib_host_to_net_u16 (ETHERNET_TYPE_VLAN); - m->vlan[n_vlan - 1].type = clib_host_to_net_u16 (type); - } - - /* Add header to result. */ - { - void *p; - u32 n_bytes = sizeof (e[0]) + n_vlan * sizeof (m->vlan[0]); - - vec_add2 (*result, p, n_bytes); - clib_memcpy (p, m, n_bytes); - } - - return 1; -} - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |