projects / thirdparty / systemd.git / blame
| Commit | Line | Data |
|---|---|---|
| ad1ad5c8 SS |
1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
| 2 | ||
| 3 | /*** | |
| 4 | This file is part of systemd. | |
| 5 | ||
| 6 | Copyright (C) 2014 Tom Gundersen | |
| 7 | Copyright (C) 2014 Susant Sahani | |
| 8 | ||
| 9 | systemd is free software; you can redistribute it and/or modify it | |
| 10 | under the terms of the GNU Lesser General Public License as published by | |
| 11 | the Free Software Foundation; either version 2.1 of the License, or | |
| 12 | (at your option) any later version. | |
| 13 | ||
| 14 | systemd is distributed in the hope that it will be useful, but | |
| 15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 17 | Lesser General Public License for more details. | |
| 18 | ||
| 19 | You should have received a copy of the GNU Lesser General Public License | |
| 20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
| 21 | ***/ | |
| 22 | ||
| 23 | #pragma once | |
| 24 | ||
| 07630cea LP |
25 | #include "sd-event.h" |
| 26 | ||
| ad1ad5c8 | 27 | #include "list.h" |
| ad1ad5c8 | 28 | #include "lldp-tlv.h" |
| 07630cea | 29 | #include "log.h" |
| ad1ad5c8 SS |
30 | #include "prioq.h" |
| 31 | ||
| 32 | typedef struct lldp_neighbour_port lldp_neighbour_port; | |
| 33 | typedef struct lldp_chassis lldp_chassis; | |
| 34 | typedef struct lldp_chassis_id lldp_chassis_id; | |
| 6b3fd9a1 | 35 | typedef struct lldp_agent_statistics lldp_agent_statistics; |
| ad1ad5c8 SS |
36 | |
| 37 | struct lldp_neighbour_port { | |
| 38 | uint8_t type; | |
| 39 | uint8_t *data; | |
| 40 | ||
| 41 | uint16_t length; | |
| 42 | usec_t until; | |
| 43 | ||
| 44 | unsigned prioq_idx; | |
| 45 | ||
| 46 | lldp_chassis *c; | |
| 47 | tlv_packet *packet; | |
| 48 | ||
| 49 | LIST_FIELDS(lldp_neighbour_port, port); | |
| 50 | }; | |
| 51 | ||
| 52 | int lldp_neighbour_port_new(lldp_chassis *c, tlv_packet *tlv, lldp_neighbour_port **ret); | |
| 53 | void lldp_neighbour_port_free(lldp_neighbour_port *p); | |
| 54 | void lldp_neighbour_port_remove_and_free(lldp_neighbour_port *p); | |
| 55 | ||
| 56 | DEFINE_TRIVIAL_CLEANUP_FUNC(lldp_neighbour_port *, lldp_neighbour_port_free); | |
| 57 | #define _cleanup_lldp_neighbour_port_free_ _cleanup_(lldp_neighbour_port_freep) | |
| 58 | ||
| 59 | struct lldp_chassis_id { | |
| 60 | uint8_t type; | |
| 61 | uint16_t length; | |
| 62 | ||
| 63 | uint8_t *data; | |
| 64 | }; | |
| 65 | ||
| 66 | struct lldp_chassis { | |
| 9c8e3101 | 67 | unsigned n_ref; |
| ad1ad5c8 SS |
68 | |
| 69 | lldp_chassis_id chassis_id; | |
| 70 | ||
| 71 | Prioq *by_expiry; | |
| 72 | Hashmap *neighbour_mib; | |
| 73 | ||
| 74 | LIST_HEAD(lldp_neighbour_port, ports); | |
| 75 | }; | |
| 76 | ||
| 77 | int lldp_chassis_new(tlv_packet *tlv, | |
| 78 | Prioq *by_expiry, | |
| 79 | Hashmap *neighbour_mib, | |
| 80 | lldp_chassis **ret); | |
| 81 | ||
| 82 | void lldp_chassis_free(lldp_chassis *c); | |
| 83 | ||
| 84 | DEFINE_TRIVIAL_CLEANUP_FUNC(lldp_chassis *, lldp_chassis_free); | |
| 85 | #define _cleanup_lldp_chassis_free_ _cleanup_(lldp_chassis_freep) | |
| 86 | ||
| 87 | int lldp_mib_update_objects(lldp_chassis *c, tlv_packet *tlv); | |
| 88 | int lldp_mib_add_objects(Prioq *by_expiry, Hashmap *neighbour_mib, tlv_packet *tlv); | |
| 89 | int lldp_mib_remove_objects(lldp_chassis *c, tlv_packet *tlv); | |
| 90 | ||
| 7a6f1457 | 91 | int lldp_handle_packet(tlv_packet *m, uint16_t length); |
| 0037c2dc | 92 | int lldp_receive_packet(sd_event_source *s, int fd, uint32_t revents, void *userdata); |
| ad1ad5c8 | 93 | #define log_lldp(fmt, ...) log_internal(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, "LLDP: " fmt, ##__VA_ARGS__) |