From 8ceca83141ffea2e383d1205957bdc47f5492875 Mon Sep 17 00:00:00 2001 From: Yu Watanabe Date: Fri, 16 Aug 2024 23:30:02 +0900 Subject: [PATCH] network/lldp-tx: introduce link_lldp_tx_update_capabilities() Currently it is unused, but it will be used later. --- src/network/networkd-lldp-tx.c | 30 ++++++++++++++++++++++++++++++ src/network/networkd-lldp-tx.h | 1 + 2 files changed, 31 insertions(+) diff --git a/src/network/networkd-lldp-tx.c b/src/network/networkd-lldp-tx.c index f48781ef8bb..cc22fbf2d6d 100644 --- a/src/network/networkd-lldp-tx.c +++ b/src/network/networkd-lldp-tx.c @@ -86,6 +86,36 @@ int link_lldp_tx_configure(Link *link) { return 0; } +int link_lldp_tx_update_capabilities(Link *link) { + int r; + + assert(link); + + if (!link->lldp_tx) + return 0; /* disabled, or not configured yet. */ + + r = sd_lldp_tx_set_capabilities(link->lldp_tx, + SD_LLDP_SYSTEM_CAPABILITIES_STATION | + SD_LLDP_SYSTEM_CAPABILITIES_BRIDGE | + SD_LLDP_SYSTEM_CAPABILITIES_ROUTER, + (link_get_ip_forwarding(link, AF_INET) > 0 || link_get_ip_forwarding(link, AF_INET6) > 0) ? + SD_LLDP_SYSTEM_CAPABILITIES_ROUTER : SD_LLDP_SYSTEM_CAPABILITIES_STATION); + if (r < 0) + return r; + + if (sd_lldp_tx_is_running(link->lldp_tx)) { + r = sd_lldp_tx_stop(link->lldp_tx); + if (r < 0) + return r; + + r = sd_lldp_tx_start(link->lldp_tx); + if (r < 0) + return r; + } + + return 0; +} + static const char * const lldp_multicast_mode_table[_SD_LLDP_MULTICAST_MODE_MAX] = { [SD_LLDP_MULTICAST_MODE_NEAREST_BRIDGE] = "nearest-bridge", [SD_LLDP_MULTICAST_MODE_NON_TPMR_BRIDGE] = "non-tpmr-bridge", diff --git a/src/network/networkd-lldp-tx.h b/src/network/networkd-lldp-tx.h index 73757f17253..346eb5cb1cb 100644 --- a/src/network/networkd-lldp-tx.h +++ b/src/network/networkd-lldp-tx.h @@ -6,5 +6,6 @@ typedef struct Link Link; int link_lldp_tx_configure(Link *link); +int link_lldp_tx_update_capabilities(Link *link); CONFIG_PARSER_PROTOTYPE(config_parse_lldp_multicast_mode); -- 2.47.3