2 *------------------------------------------------------------------
3 * Copyright (c) 2018 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *------------------------------------------------------------------
18 #include <igmp/igmp.h>
19 #include <vnet/ip/ip.h>
22 format_igmp_type (u8 * s, va_list * args)
24 igmp_type_t type = va_arg (*args, int);
28 #define _(n,f) case IGMP_TYPE_##f: return (format (s, "%s", #f));
32 return format (s, "unknown:%d", type);
36 format_igmp_membership_group_type (u8 * s, va_list * args)
38 igmp_membership_group_v3_type_t type = va_arg (*args, int);
42 #define _(n,f) case IGMP_MEMBERSHIP_GROUP_##f: return (format (s, "%s", #f));
43 foreach_igmp_membership_group_v3_type
46 return (format (s, "unknown:%d", type));
50 format_igmp_filter_mode (u8 * s, va_list * args)
52 igmp_filter_mode_t mode = va_arg (*args, igmp_filter_mode_t);
56 #define _(n,f) case IGMP_FILTER_MODE_##f: return (format (s, "%s", #f));
57 foreach_igmp_filter_mode
60 return (format (s, "unknown:%d", mode));
65 format_igmp_header (u8 * s, va_list * args)
67 igmp_header_t *hdr = va_arg (*args, igmp_header_t *);
68 u32 max_header_bytes = va_arg (*args, u32);
71 if (max_header_bytes < sizeof (hdr[0]))
72 return format (s, "IGMP header truncated");
74 indent = format_get_indent (s);
78 format (s, "%U%U: code %u, checksum 0x%04x", format_white_space, indent,
79 format_igmp_type, hdr->type, hdr->code,
80 clib_net_to_host_u16 (hdr->checksum));
85 format_igmp_report_v3 (u8 * s, va_list * args)
87 igmp_membership_report_v3_t *igmp =
88 va_arg (*args, igmp_membership_report_v3_t *);
89 u32 max_header_bytes = va_arg (*args, u32);
90 igmp_membership_group_v3_t *group;
92 u32 len = sizeof (igmp_membership_report_v3_t);
95 if (max_header_bytes < sizeof (igmp[0]))
96 return format (s, "IGMP report truncated");
98 indent = format_get_indent (s);
102 format (s, "%Un_groups %u", format_white_space, indent,
103 clib_net_to_host_u16 (igmp->n_groups));
106 for (i = 0; i < clib_net_to_host_u16 (igmp->n_groups); i++)
108 group = group_ptr (igmp, len);
110 format (s, "\n%U%U: %U, sources %u", format_white_space, indent,
111 format_igmp_membership_group_type, group->type,
112 format_ip4_address, &group->group_address,
113 clib_net_to_host_u16 (group->n_src_addresses));
115 for (j = 0; j < clib_net_to_host_u16 (group->n_src_addresses); j++)
118 format (s, "\n%U%U", format_white_space, indent,
119 format_ip4_address, &group->src_addresses[j]);
123 sizeof (igmp_membership_group_v3_t) +
124 (sizeof (ip4_address_t) *
125 clib_net_to_host_u16 (group->n_src_addresses));
131 format_igmp_query_v3 (u8 * s, va_list * args)
133 igmp_membership_query_v3_t *igmp =
134 va_arg (*args, igmp_membership_query_v3_t *);
135 u32 max_header_bytes = va_arg (*args, u32);
139 if (max_header_bytes < sizeof (igmp[0]))
140 return format (s, "IGMP query truncated");
142 indent = format_get_indent (s);
148 if ((!ip4_address_compare (&igmp->group_address, &tmp))
149 && (igmp->n_src_addresses == 0))
150 s = format (s, "%UGeneral Query", format_white_space, indent);
151 else if (igmp->n_src_addresses == 0)
152 s = format (s, "%UGroup-Specific Query: %U", format_white_space, indent,
153 format_ip4_address, &igmp->group_address);
157 format (s, "%UGroup-and-Source-Specific Query: %U",
158 format_white_space, indent, format_ip4_address,
159 &igmp->group_address);
161 for (i = 0; i < clib_net_to_host_u16 (igmp->n_src_addresses); i++)
163 s = format (s, "\n%U%U", format_white_space, indent,
164 format_ip4_address, &igmp->src_addresses[i]);
171 format_igmp_src_addr_list (u8 * s, va_list * args)
173 ip46_address_t *ss, *srcs;
175 srcs = va_arg (*args, ip46_address_t *);
178 vec_foreach (ss, srcs)
180 s = format (s, "%U ", format_ip46_address, ss, IP46_TYPE_ANY);
188 format_igmp_key (u8 * s, va_list * args)
190 const igmp_key_t *key = va_arg (*args, const igmp_key_t *);
192 s = format (s, "%U", format_ip46_address, key, IP46_TYPE_ANY);
198 * fd.io coding-style-patch-verification: ON
201 * eval: (c-set-style "gnu")