diff options
Diffstat (limited to 'VNFs/DPPD-PROX/igmp.h')
| -rw-r--r-- | VNFs/DPPD-PROX/igmp.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/VNFs/DPPD-PROX/igmp.h b/VNFs/DPPD-PROX/igmp.h new file mode 100644 index 00000000..7b868aae --- /dev/null +++ b/VNFs/DPPD-PROX/igmp.h @@ -0,0 +1,59 @@ +/* +// Copyright (c) 2019 Intel Corporation +// +// 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 _IGMP_H_ +#define _IGMP_H_ + +#define IGMP_MEMBERSHIP_QUERY 0x11 +#define IGMP_MEMBERSHIP_REPORT_V1 0x12 +#define IGMP_MEMBERSHIP_REPORT 0x16 +#define IGMP_LEAVE_GROUP 0x17 + +struct igmpv1_hdr { + uint8_t type: 4; /* type */ + uint8_t version: 4; /* version */ + uint8_t unused; /* unused */ + uint16_t checksum; /* checksum */ + uint32_t group_address; /* group address */ +} __attribute__((__packed__)); + +struct igmpv2_hdr { + uint8_t type; /* type */ + uint8_t max_resp_time; /* maximum response time */ + uint16_t checksum; /* checksum */ + uint32_t group_address; /* group address */ +} __attribute__((__packed__)); + +struct igmpv3_hdr { + uint8_t type; /* type */ + uint8_t max_resp_time; /* maximum response time */ + uint16_t checksum; /* checksum */ + uint32_t group_address; /* group address */ + uint8_t bits: 4; /* S(suppress router-side processing)QRV(Querier.s Robustness Variable) bits */ + uint8_t reserved: 4; /* reserved */ + uint8_t QQIC; /* Querier.s Query Interval Code */ + uint16_t n_src; /* Number of source addresses */ +} __attribute__((__packed__)); + +struct task_base; + +// igmp_join and leave functions are so far implemented within handle_swap. +// Only swap task can use them right now, as they use igmp_pool +// only defined in swap task. +void igmp_join_group(struct task_base *tbase, uint32_t igmp_address); +void igmp_leave_group(struct task_base *tbase); + +#endif /* _IGMP_H_ */ |