/* SPDX-License-Identifier: LGPL-2.1-or-later */
#ifndef __NM_L3_CONFIG_DATA_H__
#define __NM_L3_CONFIG_DATA_H__
#include "nm-glib-aux/nm-dedup-multi.h"
#include "nm-setting-connection.h"
#include "nm-setting-ip6-config.h"
#include "platform/nm-platform.h"
#include "platform/nmp-object.h"
typedef enum {
NM_L3_CONFIG_DAT_FLAGS_NONE = 0,
/* if set, then the merge flag NM_L3_CONFIG_MERGE_FLAGS_NO_DEFAULT_ROUTES gets
* ignored during merge. */
NM_L3_CONFIG_DAT_FLAGS_IGNORE_MERGE_NO_DEFAULT_ROUTES = (1ull << 0),
NM_L3_CONFIG_DAT_FLAGS_HAS_DNS_PRIORITY_4 = (1ull << 1),
NM_L3_CONFIG_DAT_FLAGS_HAS_DNS_PRIORITY_6 = (1ull << 2),
#define NM_L3_CONFIG_DAT_FLAGS_HAS_DNS_PRIORITY(is_ipv4) \
((is_ipv4) ? NM_L3_CONFIG_DAT_FLAGS_HAS_DNS_PRIORITY_4 \
: NM_L3_CONFIG_DAT_FLAGS_HAS_DNS_PRIORITY_6)
} NML3ConfigDatFlags;
typedef enum {
NM_L3_CONFIG_ADD_FLAGS_NONE = 0,
/* If the object does not yet exist, it will be added. If it already exists,
* by default the object will be replaced. With this flag, the new object will
* be merged with the existing one. */
NM_L3_CONFIG_ADD_FLAGS_MERGE = (1ull << 0),
/* If the object does not yet exist, it will be added. If it already exists,
* by default the object will be replaced. With this flag, the add will have
* no effect and the existing object will be kept. */
NM_L3_CONFIG_ADD_FLAGS_EXCLUSIVE = (1ull << 1),
/* A new object gets appended by default. If the object already exists,
* by default it will not be moved. With APPEND-FORCE, we will always move
* an existing object to the end of the list. */
NM_L3_CONFIG_ADD_FLAGS_APPEND_FORCE = (1ull << 2),
} NML3ConfigAddFlags;
/**
* NML3ConfigMergeFlags:
* @NM_L3_CONFIG_MERGE_FLAGS_NONE: no flags set
* @NM_L3_CONFIG_MERGE_FLAGS_ONLY_FOR_ACD: if this merge flag is set,
* the the NML3ConfigData doesn't get merged and it's information won't be
* synced. The only purpose is to run ACD on its IPv4 addresses, but
* regardless whether ACD succeeds/fails, the IP addresses won't be configured.
* The point is to run ACD first (without configuring it), and only
* commit the settings if requested. That can either happen by
* nm_l3cfg_add_config() the same NML3Cfg again (with a different
* tag), or by calling nm_l3cfg_add_config() again with this flag
* cleared (and the same tag).
* @NM_L3_CONFIG_MERGE_FLAGS_NO_ROUTES: don't merge routes
* @NM_L3_CONFIG_MERGE_FLAGS_NO_DEFAULT_ROUTES: don't merge default routes.
* Note that if the respective NML3ConfigData has NM_L3_CONFIG_DAT_FLAGS_IGNORE_MERGE_NO_DEFAULT_ROUTES
* set, this flag gets ignored during merge.
* @NM_L3_CONFIG_MERGE_FLAGS_NO_DNS: don't merge DNS information
*/
typedef enum _nm_packed {
NM_L3_CONFIG_MERGE_FLAGS_NONE = 0,
NM_L3_CONFIG_MERGE_FLAGS_ONLY_FOR_ACD = (1LL << 0),
NM_L3_CONFIG_MERGE_FLAGS_NO_ROUTES = (1LL << 1),
NM_L3_CONFIG_MERGE_FLAGS_NO_DEFAULT_ROUTES = (1LL << 2),
NM_L3_CONFIG_MERGE_FLAGS_NO_DNS = (1LL << 3),
} NML3ConfigMergeFlags;
/*****************************************************************************/
static inline gboolean NM_IS_L3_CONFIG_DATA(const NML3ConfigData *self);
NML3ConfigData * nm_l3_config_data_new(NMDedupMultiIndex *multi_idx, int ifindex);
const NML3ConfigData *nm_l3_config_data_ref(const NML3ConfigData *self);
const NML3ConfigData *nm_l3_config_data_ref_and_seal(const NML3ConfigData *self);
const NML3ConfigData *nm_l3_config_data_seal(const NML3ConfigData *self);
void nm_l3_config_data_unref(const NML3ConfigData *self);
#define nm_clear_l3cd(ptr) nm_clear_pointer((ptr), nm_l3_config_data_unref)
NM_AUTO_DEFINE_FCN0(const NML3ConfigData *, _nm_auto_unref_l3cd, nm_l3_config_data_unref);
#define nm_auto_unref_l3cd nm_auto(_nm_auto_unref_l3cd)
NM_AUTO_DEFINE_FCN0(NML3ConfigData *, _nm_auto_unref_l3cd_init, nm_l3_config_data_unref);
#define nm_auto_unref_l3cd_init nm_auto(_nm_auto_unref_l3cd_init)
static inline gboolean
nm_l3_config_data_reset(const NML3ConfigData **dst, const NML3ConfigData *src)
{
nm_auto_unref_l3cd const NML3ConfigData *old = NULL;
nm_assert(dst);
nm_assert(!*dst || NM_IS_L3_CONFIG_DATA(*dst));
nm_assert(!src || NM_IS_L3_CONFIG_DATA(src));
if (*dst == src)
return FALSE;
old = *dst;
*dst = src ? nm_l3_config_data_ref_and_seal(src) : NULL;
return TRUE;
}
static inline gboolean
nm_l3_config_data_reset_take(const NML3ConfigData **dst, const NML3ConfigData *src)
{
nm_auto_unref_l3cd const NML3ConfigData *old = NULL;
nm_assert(dst);
nm_assert(!*dst || NM_IS_L3_CONFIG_DATA(*dst));
nm_assert(!src || NM_IS_L3_CONFIG_DATA(src));
if (*dst == src) {
if (src)
nm_l3_config_data_unref(src);
return FALSE;
}
old = *dst;
*dst = src ? nm_l3_config_data_seal(src) : NULL;
return TRUE;
}
gboolean nm_l3_config_data_is_sealed(const NML3ConfigData *self);
NML3ConfigData *nm_l3_config_data_new_clone(const NML3ConfigData *src, int ifindex);
NML3ConfigData *nm_l3_config_data_new_from_connection(NMDedupMultiIndex *multi_idx,
int ifindex,
NMConnection * connection,
guint32 route_table_4,
guint32 route_table_6,
guint32 route_metric_4,
guint32 route_metric_6);
NML3ConfigData *nm_l3_config_data_new_from_platform(NMDedupMultiIndex * multi_idx,
int ifindex,
NMPlatform * platform,
NMSettingIP6ConfigPrivacy ipv6_privacy_rfc4941);
typedef gboolean (*NML3ConfigMergeHookAddObj)(const NML3ConfigData *l3cd,
const NMPObject * obj,
NMTernary * out_ip4acd_not_ready,
gpointer user_data);
void nm_l3_config_data_merge(NML3ConfigData * self,
const NML3ConfigData *src,
NML3ConfigMergeFlags merge_flags,
const guint32 *default_route_table_x /* length 2, for IS_IPv4 */,
const guint32 *default_route_metric_x /* length 2, for IS_IPv4 */,
const guint32 *default_route_penalty_x /* length 2, for IS_IPv4 */,
NML3ConfigMergeHookAddObj hook_add_addr,
gpointer hook_user_data);
GPtrArray *nm_l3_config_data_get_blacklisted_ip4_routes(const NML3ConfigData *self,
gboolean is_vrf);
void nm_l3_config_data_add_dependent_routes(NML3ConfigData *self,
int addr_family,
guint32 route_table,
guint32 route_metric,
gboolean is_vrf);
/*****************************************************************************/
void nm_l3_config_data_log(const NML3ConfigData *self,
const char * title,
const char * prefix,
NMLogLevel log_level,
NMLogDomain log_domain);
/*****************************************************************************/
int nm_l3_config_data_get_ifindex(const NML3ConfigData *self);
static inline gboolean
NM_IS_L3_CONFIG_DATA(const NML3ConfigData *self)
{
/* NML3ConfigData is not an NMObject/GObject, so we cannot ask which type it has.
* This check here is really only useful for assertions, and there it is
* enough to check whether the pointer is not NULL.
*
* Additionally, also call nm_l3_config_data_get_ifindex(), which does more
* checks during nm_assert(). */
nm_assert(nm_l3_config_data_get_ifindex(self) > 0);
return !!self;
}
NMDedupMultiIndex *nm_l3_config_data_get_multi_idx(const NML3ConfigData *self);
/*****************************************************************************/
int nm_l3_config_data_cmp(const NML3ConfigData *a, const NML3ConfigData *b);
static inline gboolean
nm_l3_config_data_equal(const NML3ConfigData *a, const NML3ConfigData *b)
{
return nm_l3_config_data_cmp(a, b) == 0;
}
/*****************************************************************************/
const NMDedupMultiIdxType *nm_l3_config_data_lookup_index(const NML3ConfigData *self,
NMPObjectType obj_type);
const NMDedupMultiEntry *nm_l3_config_data_lookup_obj(const NML3ConfigData *self,
const NMPObject * obj);
const NMPlatformIP6Address *nm_l3_config_data_lookup_address_6(const NML3ConfigData * self,
const struct in6_addr *addr);
const NMDedupMultiEntry *nm_l3_config_data_lookup_route_obj(const NML3ConfigData *self,
const NMPObject * needle);
const NMDedupMultiEntry *nm_l3_config_data_lookup_route(const NML3ConfigData * self,
int addr_family,
const NMPlatformIPRoute *needle);
const NMDedupMultiHeadEntry *nm_l3_config_data_lookup_objs(const NML3ConfigData *self,
NMPObjectType obj_type);
static inline const NMDedupMultiHeadEntry *
nm_l3_config_data_lookup_addresses(const NML3ConfigData *self, int addr_family)
{
return nm_l3_config_data_lookup_objs(self, NMP_OBJECT_TYPE_IP_ADDRESS(NM_IS_IPv4(addr_family)));
}
static inline const NMDedupMultiHeadEntry *
nm_l3_config_data_lookup_routes(const NML3ConfigData *self, int addr_family)
{
return nm_l3_config_data_lookup_objs(self, NMP_OBJECT_TYPE_IP_ROUTE(NM_IS_IPv4(addr_family)));
}
#define nm_l3_config_data_iter_obj_for_each(iter, self, obj, type) \
for (nm_dedup_multi_iter_init((iter), nm_l3_config_data_lookup_objs((self), (type))); \
nm_platform_dedup_multi_iter_next_obj((iter), (obj), (type));)
#define nm_l3_config_data_iter_ip4_address_for_each(iter, self, address) \
for (nm_dedup_multi_iter_init((iter), nm_l3_config_data_lookup_addresses((self), AF_INET)); \
nm_platform_dedup_multi_iter_next_ip4_address((iter), (address));)
#define nm_l3_config_data_iter_ip6_address_for_each(iter, self, address) \
for (nm_dedup_multi_iter_init((iter), nm_l3_config_data_lookup_addresses((self), AF_INET6)); \
nm_platform_dedup_multi_iter_next_ip6_address((iter), (address));)
#define nm_l3_config_data_iter_ip4_route_for_each(iter, self, route) \
for (nm_dedup_multi_iter_init((iter), nm_l3_config_data_lookup_routes((self), AF_INET)); \
nm_platform_dedup_multi_iter_next_ip4_route((iter), (route));)
#define nm_l3_config_data_iter_ip6_route_for_each(iter, self, route) \
for (nm_dedup_multi_iter_init((iter), nm_l3_config_data_lookup_routes((self), AF_INET6)); \
nm_platform_dedup_multi_iter_next_ip6_route((iter), (route));)
static inline guint
nm_l3_config_data_get_num_objs(const NML3ConfigData *self, NMPObjectType obj_type)
{
const NMDedupMultiHeadEntry *head_entry;
head_entry = nm_l3_config_data_lookup_objs(self, obj_type);
return head_entry ? head_entry->len : 0u;
}
static inline guint
nm_l3_config_data_get_num_addresses(const NML3ConfigData *self, int addr_family)
{
return nm_l3_config_data_get_num_objs(self,
NM_IS_IPv4(addr_family) ? NMP_OBJECT_TYPE_IP4_ADDRESS
: NMP_OBJECT_TYPE_IP6_ADDRESS);
}
static inline guint
nm_l3_config_data_get_num_routes(const NML3ConfigData *self, int addr_family)
{
return nm_l3_config_data_get_num_objs(self,
NM_IS_IPv4(addr_family) ? NMP_OBJECT_TYPE_IP4_ROUTE
: NMP_OBJECT_TYPE_IP6_ROUTE);
}
gboolean nm_l3_config_data_has_routes_with_type_local(const NML3ConfigData *self, int addr_family);
const NMPObject *
nmtst_l3_config_data_get_obj_at(const NML3ConfigData *self, NMPObjectType obj_type, guint i);
static inline const NMPlatformIP4Address *
nmtst_l3_config_data_get_address_at_4(const NML3ConfigData *self, guint i)
{
return NMP_OBJECT_CAST_IP4_ADDRESS(
nmtst_l3_config_data_get_obj_at(self, NMP_OBJECT_TYPE_IP4_ADDRESS, i));
}
static inline const NMPlatformIP6Address *
nmtst_l3_config_data_get_address_at_6(const NML3ConfigData *self, guint i)
{
return NMP_OBJECT_CAST_IP6_ADDRESS(
nmtst_l3_config_data_get_obj_at(self, NMP_OBJECT_TYPE_IP6_ADDRESS, i));
}
static inline const NMPlatformIP4Route *
nmtst_l3_config_data_get_route_at_4(const NML3ConfigData *self, guint i)
{
return NMP_OBJECT_CAST_IP4_ROUTE(
nmtst_l3_config_data_get_obj_at(self, NMP_OBJECT_TYPE_IP4_ROUTE, i));
}
static inline const NMPlatformIP6Route *
nmtst_l3_config_data_get_route_at_6(const NML3ConfigData *self, guint i)
{
return NMP_OBJECT_CAST_IP6_ROUTE(
nmtst_l3_config_data_get_obj_at(self, NMP_OBJECT_TYPE_IP6_ROUTE, i));
}
/*****************************************************************************/
NML3ConfigDatFlags nm_l3_config_data_get_flags(const NML3ConfigData *self);
void nm_l3_config_data_set_flags_full(NML3ConfigData * self,
NML3ConfigDatFlags flags,
NML3ConfigDatFlags mask);
static inline void
nm_l3_config_data_set_flags(NML3ConfigData *self, NML3ConfigDatFlags flags)
{
nm_l3_config_data_set_flags_full(self, flags, flags);
}
static inline void
nm_l3_config_data_unset_flags(NML3ConfigData *self, NML3ConfigDatFlags flags)
{
nm_l3_config_data_set_flags_full(self, NM_L3_CONFIG_DAT_FLAGS_NONE, flags);
}
/*****************************************************************************/
gboolean nm_l3_config_data_set_source(NML3ConfigData *self, NMIPConfigSource source);
const NMPObject *nm_l3_config_data_get_first_obj(const NML3ConfigData *self,
NMPObjectType obj_type,
gboolean (*predicate)(const NMPObject *obj));
gboolean nm_l3_config_data_add_address_full(NML3ConfigData * self,
int addr_family,
const NMPObject * obj_new,
const NMPlatformIPAddress *pl_new,
NML3ConfigAddFlags add_flags,
const NMPObject ** out_obj_new);
static inline gboolean
nm_l3_config_data_add_address(NML3ConfigData * self,
int addr_family,
const NMPObject * obj_new,
const NMPlatformIPAddress *pl_new)
{
return nm_l3_config_data_add_address_full(self,
addr_family,
obj_new,
pl_new,
NM_L3_CONFIG_ADD_FLAGS_MERGE,
NULL);
}
static inline gboolean
nm_l3_config_data_add_address_4(NML3ConfigData *self, const NMPlatformIP4Address *addr)
{
return nm_l3_config_data_add_address(self, AF_INET, NULL, NM_PLATFORM_IP_ADDRESS_CAST(addr));
}
static inline gboolean
nm_l3_config_data_add_address_6(NML3ConfigData *self, const NMPlatformIP6Address *addr)
{
return nm_l3_config_data_add_address(self, AF_INET6, NULL, NM_PLATFORM_IP_ADDRESS_CAST(addr));
}
gboolean nm_l3_config_data_add_route_full(NML3ConfigData * self,
int addr_family,
const NMPObject * obj_new,
const NMPlatformIPRoute *pl_new,
NML3ConfigAddFlags add_flags,
const NMPObject ** out_obj_new,
gboolean * out_changed_best_default_route);
static inline gboolean
nm_l3_config_data_add_route(NML3ConfigData * self,
int addr_family,
const NMPObject * obj_new,
const NMPlatformIPRoute *pl_new)
{
return nm_l3_config_data_add_route_full(self,
addr_family,
obj_new,
pl_new,
NM_L3_CONFIG_ADD_FLAGS_MERGE,
NULL,
NULL);
}
static inline gboolean
nm_l3_config_data_add_route_4(NML3ConfigData *self, const NMPlatformIP4Route *rt)
{
return nm_l3_config_data_add_route(self, AF_INET, NULL, NM_PLATFORM_IP_ROUTE_CAST(rt));
}
static inline gboolean
nm_l3_config_data_add_route_6(NML3ConfigData *self, const NMPlatformIP6Route *rt)
{
return nm_l3_config_data_add_route(self, AF_INET6, NULL, NM_PLATFORM_IP_ROUTE_CAST(rt));
}
const NMPObject *nm_l3_config_data_get_best_default_route(const NML3ConfigData *self,
int addr_family);
gboolean nm_l3_config_data_set_mdns(NML3ConfigData *self, NMSettingConnectionMdns mdns);
gboolean nm_l3_config_data_set_llmnr(NML3ConfigData *self, NMSettingConnectionLlmnr llmnr);
NMIPRouteTableSyncMode nm_l3_config_data_get_route_table_sync(const NML3ConfigData *self,
int addr_family);
gboolean nm_l3_config_data_set_route_table_sync(NML3ConfigData * self,
int addr_family,
NMIPRouteTableSyncMode route_table_sync);
NMTernary nm_l3_config_data_get_metered(const NML3ConfigData *self);
gboolean nm_l3_config_data_set_metered(NML3ConfigData *self, NMTernary metered);
guint32 nm_l3_config_data_get_mtu(const NML3ConfigData *self);
gboolean nm_l3_config_data_set_mtu(NML3ConfigData *self, guint32 mtu);
guint32 nm_l3_config_data_get_ip6_mtu(const NML3ConfigData *self);
gboolean nm_l3_config_data_set_ip6_mtu(NML3ConfigData *self, guint32 ip6_mtu);
const in_addr_t *nm_l3_config_data_get_wins(const NML3ConfigData *self, guint *out_len);
gboolean nm_l3_config_data_add_wins(NML3ConfigData *self, in_addr_t wins);
gconstpointer
nm_l3_config_data_get_nameservers(const NML3ConfigData *self, int addr_family, guint *out_len);
gboolean nm_l3_config_data_add_nameserver(NML3ConfigData * self,
int addr_family,
gconstpointer /* (const NMIPAddr *) */ nameserver);
gboolean nm_l3_config_data_clear_nameservers(NML3ConfigData *self, int addr_family);
gboolean nm_l3_config_data_add_nis_server(NML3ConfigData *self, in_addr_t nis_server);
const char *const *
nm_l3_config_data_get_domains(const NML3ConfigData *self, int addr_family, guint *out_len);
gboolean nm_l3_config_data_set_nis_domain(NML3ConfigData *self, const char *nis_domain);
gboolean nm_l3_config_data_add_domain(NML3ConfigData *self, int addr_family, const char *domain);
const char *const *
nm_l3_config_data_get_searches(const NML3ConfigData *self, int addr_family, guint *out_len);
gboolean nm_l3_config_data_clear_searches(NML3ConfigData *self, int addr_family);
gboolean nm_l3_config_data_add_search(NML3ConfigData *self, int addr_family, const char *search);
gboolean
nm_l3_config_data_add_dns_option(NML3ConfigData *self, int addr_family, const char *dns_option);
gboolean
nm_l3_config_data_set_dns_priority(NML3ConfigData *self, int addr_family, int dns_priority);
NMSettingIP6ConfigPrivacy nm_l3_config_data_get_ip6_privacy(const NML3ConfigData *self);
gboolean nm_l3_config_data_set_ip6_privacy(NML3ConfigData * self,
NMSettingIP6ConfigPrivacy ip6_privacy);
gboolean nm_l3_config_data_get_ndisc_hop_limit(const NML3ConfigData *self, int *out_val);
gboolean nm_l3_config_data_set_ndisc_hop_limit(NML3ConfigData *self, int val);
gboolean nm_l3_config_data_get_ndisc_reachable_time_msec(const NML3ConfigData *self,
guint32 * out_val);
gboolean nm_l3_config_data_set_ndisc_reachable_time_msec(NML3ConfigData *self, guint32 val);
gboolean nm_l3_config_data_get_ndisc_retrans_timer_msec(const NML3ConfigData *self,
guint32 * out_val);
gboolean nm_l3_config_data_set_ndisc_retrans_timer_msec(NML3ConfigData *self, guint32 val);
struct _NMDhcpLease *nm_l3_config_data_get_dhcp_lease(const NML3ConfigData *self, int addr_family);
gboolean
nm_l3_config_data_set_dhcp_lease(NML3ConfigData *self, int addr_family, struct _NMDhcpLease *lease);
gboolean nm_l3_config_data_set_dhcp_lease_from_options(NML3ConfigData *self,
int addr_family,
GHashTable * options_take);
static inline const NMIPAddr *
nmtst_l3_config_data_get_best_gateway(const NML3ConfigData *self, int addr_family)
{
const NMPObject *rt;
rt = nm_l3_config_data_get_best_default_route(self, addr_family);
if (!rt)
return NULL;
return nm_platform_ip_route_get_gateway(addr_family, NMP_OBJECT_CAST_IP_ROUTE(rt));
}
#endif /* __NM_L3_CONFIG_DATA_H__ */