l3cfg: add more API to NML3ConfigData

2 files changed, 213 insertions, 21 deletions

diff --git a/src/nm-l3-config-data.c b/src/nm-l3-config-data.c
index 14fb774987..b34ddbdd8b 100644
--- a/src/nm-l3-config-data.c
+++ b/src/nm-l3-config-data.c
@@ -219,6 +219,20 @@ _garray_inaddr_find (GArray *arr,
 	return -1;
 }
 
+static gconstpointer
+_garray_inaddr_get (GArray *arr,
+                    guint *out_len)
+{
+	nm_assert (out_len);
+
+	if (!arr) {
+		*out_len = 0;
+		return NULL;
+	}
+	*out_len = arr->len;
+	return arr->data;
+}
+
 static gboolean
 _garray_inaddr_add (GArray **p_arr,
                     int addr_family,
@@ -546,8 +560,7 @@ nm_l3_config_data_lookup_index (const NML3ConfigData *self, NMPObjectType obj_ty
 	case NMP_OBJECT_TYPE_IP6_ROUTE:
 		return &self->idx_routes_6.parent;
 	default:
-		nm_assert_not_reached ();
-		return NULL;
+		return nm_assert_unreachable_val (NULL);
 	}
 }
 
@@ -575,6 +588,30 @@ nm_l3_config_data_lookup_obj (const NML3ConfigData *self,
 	                                        obj);
 }
 
+const NMPObject *
+nmtst_l3_config_data_get_obj_at (const NML3ConfigData *self,
+                                 NMPObjectType obj_type,
+                                 guint i)
+{
+	NMDedupMultiIter iter;
+	guint j;
+
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+
+	j = 0;
+	nm_dedup_multi_iter_init (&iter,
+	                          nm_l3_config_data_lookup_objs (self, obj_type));
+	while (nm_dedup_multi_iter_next (&iter)) {
+		nm_assert (iter.current);
+		nm_assert (NMP_OBJECT_GET_TYPE (iter.current->obj) == obj_type);
+		if (i == j)
+			return iter.current->obj;
+		j++;
+	}
+
+	g_return_val_if_reached (NULL);
+}
+
 /*****************************************************************************/
 
 NMDedupMultiIndex *
@@ -892,6 +929,16 @@ nm_l3_config_data_add_route_full (NML3ConfigData *self,
 	return changed;
 }
 
+const NMPObject *
+nm_l3_config_data_get_best_default_route (const NML3ConfigData *self,
+                                          int addr_family)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+	nm_assert_addr_family (addr_family);
+
+	return self->best_default_route_x[NM_IS_IPv4 (addr_family)];
+}
+
 /*****************************************************************************/
 
 static gboolean
@@ -924,6 +971,18 @@ _check_and_add_domain (GPtrArray **p_arr, const char *domain)
 	return TRUE;
 }
 
+gconstpointer
+nm_l3_config_data_get_nameservers (const NML3ConfigData *self,
+                                   int addr_family,
+                                   guint *out_len)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+	nm_assert_addr_family (addr_family);
+	nm_assert (out_len);
+
+	return _garray_inaddr_get (self->nameservers_x[NM_IS_IPv4 (addr_family)], out_len);
+}
+
 gboolean
 nm_l3_config_data_add_nameserver (NML3ConfigData *self,
                                   int addr_family,
@@ -938,6 +997,15 @@ nm_l3_config_data_add_nameserver (NML3ConfigData *self,
 	                           nameserver);
 }
 
+const in_addr_t *
+nm_l3_config_data_get_wins (const NML3ConfigData *self,
+                            guint *out_len)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+
+	return _garray_inaddr_get (self->wins, out_len);
+}
+
 gboolean
 nm_l3_config_data_add_wins (NML3ConfigData *self,
                             in_addr_t wins)
@@ -980,6 +1048,18 @@ nm_l3_config_data_add_domain (NML3ConfigData *self,
 	return _check_and_add_domain (&self->domains_x[NM_IS_IPv4 (addr_family)], domain);
 }
 
+const char *const*
+nm_l3_config_data_get_searches (const NML3ConfigData *self,
+                                int addr_family,
+                                guint *out_len)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+	nm_assert_addr_family (addr_family);
+	nm_assert (out_len);
+
+	return nm_strv_ptrarray_get_unsafe (self->searches_x[NM_IS_IPv4 (addr_family)], out_len);
+}
+
 gboolean
 nm_l3_config_data_add_search (NML3ConfigData *self,
                               int addr_family,
@@ -1089,6 +1169,14 @@ nm_l3_config_data_set_route_table_sync (NML3ConfigData *self,
 	return TRUE;
 }
 
+NMTernary
+nm_l3_config_data_get_metered (const NML3ConfigData *self)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+
+	return self->metered;
+}
+
 gboolean
 nm_l3_config_data_set_metered (NML3ConfigData *self,
                                NMTernary metered)
@@ -1102,18 +1190,24 @@ nm_l3_config_data_set_metered (NML3ConfigData *self,
 	return TRUE;
 }
 
+guint32
+nm_l3_config_data_get_mtu (const NML3ConfigData *self)
+{
+	nm_assert (_NM_IS_L3_CONFIG_DATA (self, TRUE));
+
+	return self->mtu;
+}
+
 gboolean
 nm_l3_config_data_set_mtu (NML3ConfigData *self,
                            guint32 mtu)
 {
 	nm_assert (_NM_IS_L3_CONFIG_DATA (self, FALSE));
 
-	if (   self->mtu == mtu
-	    && NM_FLAGS_HAS (self->flags, NM_L3_CONFIG_DAT_FLAGS_HAS_MTU))
+	if (self->mtu == mtu)
 		return FALSE;
 
 	self->mtu = mtu;
-	self->flags |= NM_L3_CONFIG_DAT_FLAGS_HAS_MTU;
 	return TRUE;
 }
 
@@ -1209,8 +1303,7 @@ nm_l3_config_data_cmp (const NML3ConfigData *a, const NML3ConfigData *b)
 	NM_CMP_FIELD_STR0 (a, b, nis_domain);
 	NM_CMP_DIRECT (a->mdns, b->mdns);
 	NM_CMP_DIRECT (a->llmnr, b->llmnr);
-	if (NM_FLAGS_HAS (a->flags, NM_L3_CONFIG_DAT_FLAGS_HAS_MTU))
-		NM_CMP_DIRECT (a->mtu, b->mtu);
+	NM_CMP_DIRECT (a->mtu, b->mtu);
 	NM_CMP_DIRECT_UNSAFE (a->metered, b->metered);
 
 	NM_CMP_FIELD (a, b, source);
@@ -1686,15 +1779,17 @@ NML3ConfigData *
 nm_l3_config_data_new_from_connection (NMDedupMultiIndex *multi_idx,
                                        int ifindex,
                                        NMConnection *connection,
-                                       guint32 route_table,
-                                       guint32 route_metric)
+                                       guint32 route_table_4,
+                                       guint32 route_table_6,
+                                       guint32 route_metric_4,
+                                       guint32 route_metric_6)
 {
 	NML3ConfigData *self;
 
 	self = nm_l3_config_data_new (multi_idx, ifindex);
 
-	_init_from_connection_ip (self, AF_INET,  connection, route_table, route_metric);
-	_init_from_connection_ip (self, AF_INET6, connection, route_table, route_metric);
+	_init_from_connection_ip (self, AF_INET,  connection, route_table_4, route_metric_4);
+	_init_from_connection_ip (self, AF_INET6, connection, route_table_6, route_metric_6);
 	return self;
 }
 
@@ -1927,11 +2022,8 @@ _init_merge (NML3ConfigData *self,
 	if (self->metered == NM_TERNARY_DEFAULT)
 		self->metered = src->metered;
 
-	if (   !NM_FLAGS_HAS (self->flags, NM_L3_CONFIG_DAT_FLAGS_HAS_MTU)
-	    && NM_FLAGS_HAS (src->flags, NM_L3_CONFIG_DAT_FLAGS_HAS_MTU)) {
+	if (self->mtu != 0u)
 		self->mtu = src->mtu;
-		self->flags |= NM_L3_CONFIG_DAT_FLAGS_HAS_MTU;
-	}
 
 	/* self->source does not get merged. */
 }
diff --git a/src/nm-l3-config-data.h b/src/nm-l3-config-data.h
index d0f35b0e69..d30f7bef50 100644
--- a/src/nm-l3-config-data.h
+++ b/src/nm-l3-config-data.h
@@ -7,6 +7,7 @@
 #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,
@@ -20,7 +21,6 @@ typedef enum {
 #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)
-	NM_L3_CONFIG_DAT_FLAGS_HAS_MTU                        = (1ull << 3),
 
 } NML3ConfigDatFlags;
 
@@ -96,8 +96,10 @@ NML3ConfigData *nm_l3_config_data_new_clone (const NML3ConfigData *src,
 NML3ConfigData *nm_l3_config_data_new_from_connection (NMDedupMultiIndex *multi_idx,
                                                        int ifindex,
                                                        NMConnection *connection,
-                                                       guint32 route_table,
-                                                       guint32 route_metric);
+                                                       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,
@@ -209,6 +211,73 @@ nm_l3_config_data_lookup_routes (const NML3ConfigData *self, int addr_family)
          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);
+}
+
+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);
@@ -304,6 +373,9 @@ nm_l3_config_data_add_route_6 (NML3ConfigData *self, const NMPlatformIP6Route *r
 	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);
 
@@ -317,19 +389,30 @@ 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);
 
-gboolean nm_l3_config_data_add_nameserver (NML3ConfigData *self,
-                                           int addr_family,
-                                           gconstpointer /* (const NMIPAddr *) */ nameserver);
+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_add_nis_server (NML3ConfigData *self,
                                            in_addr_t nis_server);
 
@@ -340,6 +423,10 @@ 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_add_search (NML3ConfigData *self,
                                        int addr_family,
                                        const char *search);
@@ -352,4 +439,17 @@ gboolean nm_l3_config_data_set_dns_priority (NML3ConfigData *self,
                                              int addr_family,
                                              int dns_priority);
 
+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__ */