diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 03:50:40 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 03:50:40 +0000 |
commit | fc53809803cd2bc2434e312b19a18fa36776da12 (patch) | |
tree | b4b43bd6538f51965ce32856e9c053d0f90919c8 /src/libsystemd/sd-netlink/netlink-util.h | |
parent | Adding upstream version 255.5. (diff) | |
download | systemd-fc53809803cd2bc2434e312b19a18fa36776da12.tar.xz systemd-fc53809803cd2bc2434e312b19a18fa36776da12.zip |
Adding upstream version 256.upstream/256
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libsystemd/sd-netlink/netlink-util.h')
-rw-r--r-- | src/libsystemd/sd-netlink/netlink-util.h | 56 |
1 files changed, 40 insertions, 16 deletions
diff --git a/src/libsystemd/sd-netlink/netlink-util.h b/src/libsystemd/sd-netlink/netlink-util.h index 369f5d5..4ba64f0 100644 --- a/src/libsystemd/sd-netlink/netlink-util.h +++ b/src/libsystemd/sd-netlink/netlink-util.h @@ -10,24 +10,32 @@ #include "ordered-set.h" #include "socket-util.h" +#define RTA_FLAGS(rta) ((rta)->rta_type & ~NLA_TYPE_MASK) +#define RTA_TYPE(rta) ((rta)->rta_type & NLA_TYPE_MASK) + /* See struct rtvia in rtnetlink.h */ typedef struct RouteVia { uint16_t family; union in_addr_union address; } _packed_ RouteVia; -typedef struct MultipathRoute { - RouteVia gateway; - uint32_t weight; - int ifindex; - char *ifname; -} MultipathRoute; +int rtnl_get_ifname_full(sd_netlink **rtnl, int ifindex, char **ret_name, char ***ret_altnames); -MultipathRoute *multipath_route_free(MultipathRoute *m); -DEFINE_TRIVIAL_CLEANUP_FUNC(MultipathRoute*, multipath_route_free); +typedef enum ResolveInterfaceNameFlag { + RESOLVE_IFNAME_MAIN = 1 << 0, /* resolve main interface name */ + RESOLVE_IFNAME_ALTERNATIVE = 1 << 1, /* resolve alternative name */ + RESOLVE_IFNAME_NUMERIC = 1 << 2, /* resolve decimal formatted ifindex */ + _RESOLVE_IFNAME_ALL = RESOLVE_IFNAME_MAIN | RESOLVE_IFNAME_ALTERNATIVE | RESOLVE_IFNAME_NUMERIC, +} ResolveInterfaceNameFlag; -int multipath_route_dup(const MultipathRoute *m, MultipathRoute **ret); +int rtnl_resolve_ifname_full( + sd_netlink **rtnl, + ResolveInterfaceNameFlag flags, + const char *name, + char **ret_name, + char ***ret_altnames); +int rtnl_rename_link(sd_netlink **rtnl, const char *orig_name, const char *new_name); int rtnl_set_link_name(sd_netlink **rtnl, int ifindex, const char *name, char* const* alternative_names); static inline int rtnl_append_link_alternative_names(sd_netlink **rtnl, int ifindex, char* const *alternative_names) { return rtnl_set_link_name(rtnl, ifindex, NULL, alternative_names); @@ -43,14 +51,32 @@ int rtnl_set_link_properties( uint32_t mtu, uint32_t gso_max_size, size_t gso_max_segments); -int rtnl_get_link_alternative_names(sd_netlink **rtnl, int ifindex, char ***ret); +static inline int rtnl_get_link_alternative_names(sd_netlink **rtnl, int ifindex, char ***ret) { + return rtnl_get_ifname_full(rtnl, ifindex, NULL, ret); +} int rtnl_set_link_alternative_names(sd_netlink **rtnl, int ifindex, char* const *alternative_names); int rtnl_set_link_alternative_names_by_ifname(sd_netlink **rtnl, const char *ifname, char* const *alternative_names); int rtnl_delete_link_alternative_names(sd_netlink **rtnl, int ifindex, char* const *alternative_names); -int rtnl_resolve_link_alternative_name(sd_netlink **rtnl, const char *name, char **ret); -int rtnl_resolve_ifname(sd_netlink **rtnl, const char *name); -int rtnl_resolve_interface(sd_netlink **rtnl, const char *name); -int rtnl_resolve_interface_or_warn(sd_netlink **rtnl, const char *name); +static inline int rtnl_resolve_link_alternative_name(sd_netlink **rtnl, const char *name, char **ret) { + return rtnl_resolve_ifname_full(rtnl, RESOLVE_IFNAME_ALTERNATIVE, name, ret, NULL); +} +static inline int rtnl_resolve_ifname(sd_netlink **rtnl, const char *name) { + return rtnl_resolve_ifname_full(rtnl, RESOLVE_IFNAME_MAIN | RESOLVE_IFNAME_ALTERNATIVE, name, NULL, NULL); +} +static inline int rtnl_resolve_interface(sd_netlink **rtnl, const char *name) { + return rtnl_resolve_ifname_full(rtnl, _RESOLVE_IFNAME_ALL, name, NULL, NULL); +} +static inline int rtnl_resolve_interface_or_warn(sd_netlink **rtnl, const char *name) { + int r; + + assert(name); + + r = rtnl_resolve_interface(rtnl, name); + if (r < 0) + return log_error_errno(r, "Failed to resolve interface \"%s\": %m", name); + return r; +} + int rtnl_get_link_info( sd_netlink **rtnl, int ifindex, @@ -103,8 +129,6 @@ int netlink_message_read_in_addr_union(sd_netlink_message *m, unsigned short typ void rtattr_append_attribute_internal(struct rtattr *rta, unsigned short type, const void *data, size_t data_length); int rtattr_append_attribute(struct rtattr **rta, unsigned short type, const void *data, size_t data_length); -int rtattr_read_nexthop(const struct rtnexthop *rtnh, size_t size, int family, OrderedSet **ret); - void netlink_seal_message(sd_netlink *nl, sd_netlink_message *m); size_t netlink_get_reply_callback_count(sd_netlink *nl); |