networkd: add support for Uplink Failure Detection

[elogind.git] / src / network / networkd-link.h

diff --git a/src/network/networkd-link.h b/src/network/networkd-link.h
index 61cdbf31320ab65366ffc3302ce4a33bc369954c..479098cb2b183636425a58d7b421d0fe4f61e8aa 100644 (file)
--- a/src/network/networkd-link.h
+++ b/src/network/networkd-link.h
@@ -21,6 +21,8 @@
 
 #pragma once
 
+#include <endian.h>
+
 #include "networkd.h"
 
 typedef enum LinkState {
@@ -36,17 +38,6 @@ typedef enum LinkState {
         _LINK_STATE_INVALID = -1
 } LinkState;
 
-typedef enum LinkOperationalState {
-        LINK_OPERSTATE_OFF,
-        LINK_OPERSTATE_NO_CARRIER,
-        LINK_OPERSTATE_DORMANT,
-        LINK_OPERSTATE_CARRIER,
-        LINK_OPERSTATE_DEGRADED,
-        LINK_OPERSTATE_ROUTABLE,
-        _LINK_OPERSTATE_MAX,
-        _LINK_OPERSTATE_INVALID = -1
-} LinkOperationalState;
-
 struct Link {
         Manager *manager;
 
@@ -91,6 +82,12 @@ struct Link {
 
         sd_icmp6_nd *icmp6_router_discovery;
         sd_dhcp6_client *dhcp6_client;
+
+        sd_lldp *lldp;
+        char *lldp_file;
+
+        Hashmap *bound_by_links;
+        Hashmap *bound_to_links;
 };
 
 Link *link_unref(Link *link);
@@ -99,7 +96,6 @@ int link_get(Manager *m, int ifindex, Link **ret);
 int link_add(Manager *manager, sd_rtnl_message *message, Link **ret);
 void link_drop(Link *link);
 
-int link_get_address_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
 int link_address_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
 int link_route_drop_handler(sd_rtnl *rtnl, sd_rtnl_message *m, void *userdata);
 
@@ -113,6 +109,7 @@ int link_rtnl_process_address(sd_rtnl *rtnl, sd_rtnl_message *message, void *use
 
 int link_save(Link *link);
 
+int link_carrier_reset(Link *link);
 bool link_has_carrier(Link *link);
 
 int link_set_mtu(Link *link, uint32_t mtu);
@@ -120,29 +117,48 @@ int link_set_hostname(Link *link, const char *hostname);
 
 int ipv4ll_configure(Link *link);
 int dhcp4_configure(Link *link);
+int icmp6_configure(Link *link);
+
+bool link_lldp_enabled(Link *link);
+bool link_ipv4ll_enabled(Link *link);
+bool link_ipv6ll_enabled(Link *link);
+bool link_dhcp4_server_enabled(Link *link);
+bool link_dhcp4_enabled(Link *link);
+bool link_dhcp6_enabled(Link *link);
 
 const char* link_state_to_string(LinkState s) _const_;
 LinkState link_state_from_string(const char *s) _pure_;
 
-const char* link_operstate_to_string(LinkOperationalState s) _const_;
-LinkOperationalState link_operstate_from_string(const char *s) _pure_;
+extern const sd_bus_vtable link_vtable[];
+
+int link_node_enumerator(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error);
+int link_object_find(sd_bus *bus, const char *path, const char *interface, void *userdata, void **found, sd_bus_error *error);
+int link_send_changed(Link *link, const char *property, ...) _sentinel_;
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(Link*, link_unref);
 #define _cleanup_link_unref_ _cleanup_(link_unrefp)
 
 /* Macros which append INTERFACE= to the message */
 
-#define log_link_full(level, link, fmt, ...) log_object_internal(level, 0, __FILE__, __LINE__, __func__, "INTERFACE=", link->ifname, "%-*s: " fmt, IFNAMSIZ, link->ifname, ##__VA_ARGS__)
-#define log_link_debug(link, ...)       log_link_full(LOG_DEBUG, link, ##__VA_ARGS__)
-#define log_link_info(link, ...)        log_link_full(LOG_INFO, link, ##__VA_ARGS__)
-#define log_link_notice(link, ...)      log_link_full(LOG_NOTICE, link, ##__VA_ARGS__)
-#define log_link_warning(link, ...)     log_link_full(LOG_WARNING, link, ##__VA_ARGS__)
-#define log_link_error(link, ...)       log_link_full(LOG_ERR, link, ##__VA_ARGS__)
+#define log_link_full(link, level, error, fmt, ...) \
+        log_object_internal(level, error, __FILE__, __LINE__, __func__, "INTERFACE=", link->ifname, "%-*s: " fmt, IFNAMSIZ, link->ifname, ##__VA_ARGS__)
+
+#define log_link_debug(link, ...)       log_link_full(link, LOG_DEBUG, 0, ##__VA_ARGS__)
+#define log_link_info(link, ...)        log_link_full(link, LOG_INFO, 0, ##__VA_ARGS__)
+#define log_link_notice(link, ...)      log_link_full(link, LOG_NOTICE, 0, ##__VA_ARGS__)
+#define log_link_warning(link, ...)     log_link_full(link, LOG_WARNING, 0, ##__VA_ARGS__)
+#define log_link_error(link, ...)       log_link_full(link, LOG_ERR, 0, ##__VA_ARGS__)
+
+#define log_link_debug_errno(link, error, ...)   log_link_full(link, LOG_DEBUG, error, ##__VA_ARGS__)
+#define log_link_info_errno(link, error, ...)    log_link_full(link, LOG_INFO, error, ##__VA_ARGS__)
+#define log_link_notice_errno(link, error, ...)  log_link_full(link, LOG_NOTICE, error, ##__VA_ARGS__)
+#define log_link_warning_errno(link, error, ...) log_link_full(link, LOG_WARNING, error, ##__VA_ARGS__)
+#define log_link_error_errno(link, error, ...)   log_link_full(link, LOG_ERR, error, ##__VA_ARGS__)
 
-#define log_link_struct(level, link, ...) log_struct(level, "INTERFACE=%s", link->ifname, __VA_ARGS__)
+#define log_link_struct(link, level, ...) log_struct(level, "INTERFACE=%s", link->ifname, __VA_ARGS__)
 
-#define ADDRESS_FMT_VAL(address)            \
-        (address).s_addr & 0xFF,            \
-        ((address).s_addr >> 8) & 0xFF,     \
-        ((address).s_addr >> 16) & 0xFF,    \
-        (address).s_addr >> 24
+#define ADDRESS_FMT_VAL(address)                   \
+        be32toh((address).s_addr) >> 24,           \
+        (be32toh((address).s_addr) >> 16) & 0xFFu, \
+        (be32toh((address).s_addr) >> 8) & 0xFFu,  \
+        be32toh((address).s_addr) & 0xFFu