Merge changes I03e7cda7,I675c4ef5

* changes:
  Allow ethernet on automotive to set allowed UIDs
  Updating Eth CTS to account for existing ifaces
diff --git a/bpf_progs/Android.bp b/bpf_progs/Android.bp
index 6c78244..23af3e3 100644
--- a/bpf_progs/Android.bp
+++ b/bpf_progs/Android.bp
@@ -123,5 +123,5 @@
     include_dirs: [
         "frameworks/libs/net/common/netd/libnetdutils/include",
     ],
-    sub_dir: "net_shared",
+    sub_dir: "netd_shared",
 }
diff --git a/bpf_progs/block.c b/bpf_progs/block.c
index ddd9a1c..601b932 100644
--- a/bpf_progs/block.c
+++ b/bpf_progs/block.c
@@ -19,6 +19,9 @@
 #include <netinet/in.h>
 #include <stdint.h>
 
+// The resulting .o needs to load on the Android T bpfloader v0.12+
+#define BPFLOADER_MIN_VER 12u
+
 #include "bpf_helpers.h"
 
 #define ALLOW 1
diff --git a/bpf_progs/bpf_shared.h b/bpf_progs/bpf_shared.h
index 9a246a6..14fcdd6 100644
--- a/bpf_progs/bpf_shared.h
+++ b/bpf_progs/bpf_shared.h
@@ -98,29 +98,29 @@
 static const int CONFIGURATION_MAP_SIZE = 2;
 static const int UID_OWNER_MAP_SIZE = 2000;
 
-#define BPF_PATH "/sys/fs/bpf/net_shared/"
+#define BPF_NETD_PATH "/sys/fs/bpf/netd_shared/"
 
-#define BPF_EGRESS_PROG_PATH BPF_PATH "prog_netd_cgroupskb_egress_stats"
-#define BPF_INGRESS_PROG_PATH BPF_PATH "prog_netd_cgroupskb_ingress_stats"
-#define XT_BPF_INGRESS_PROG_PATH BPF_PATH "prog_netd_skfilter_ingress_xtbpf"
-#define XT_BPF_EGRESS_PROG_PATH BPF_PATH "prog_netd_skfilter_egress_xtbpf"
-#define XT_BPF_ALLOWLIST_PROG_PATH BPF_PATH "prog_netd_skfilter_allowlist_xtbpf"
-#define XT_BPF_DENYLIST_PROG_PATH BPF_PATH "prog_netd_skfilter_denylist_xtbpf"
-#define CGROUP_SOCKET_PROG_PATH BPF_PATH "prog_netd_cgroupsock_inet_create"
+#define BPF_EGRESS_PROG_PATH BPF_NETD_PATH "prog_netd_cgroupskb_egress_stats"
+#define BPF_INGRESS_PROG_PATH BPF_NETD_PATH "prog_netd_cgroupskb_ingress_stats"
+#define XT_BPF_INGRESS_PROG_PATH BPF_NETD_PATH "prog_netd_skfilter_ingress_xtbpf"
+#define XT_BPF_EGRESS_PROG_PATH BPF_NETD_PATH "prog_netd_skfilter_egress_xtbpf"
+#define XT_BPF_ALLOWLIST_PROG_PATH BPF_NETD_PATH "prog_netd_skfilter_allowlist_xtbpf"
+#define XT_BPF_DENYLIST_PROG_PATH BPF_NETD_PATH "prog_netd_skfilter_denylist_xtbpf"
+#define CGROUP_SOCKET_PROG_PATH BPF_NETD_PATH "prog_netd_cgroupsock_inet_create"
 
 #define TC_BPF_INGRESS_ACCOUNT_PROG_NAME "prog_netd_schedact_ingress_account"
-#define TC_BPF_INGRESS_ACCOUNT_PROG_PATH BPF_PATH TC_BPF_INGRESS_ACCOUNT_PROG_NAME
+#define TC_BPF_INGRESS_ACCOUNT_PROG_PATH BPF_NETD_PATH TC_BPF_INGRESS_ACCOUNT_PROG_NAME
 
-#define COOKIE_TAG_MAP_PATH BPF_PATH "map_netd_cookie_tag_map"
-#define UID_COUNTERSET_MAP_PATH BPF_PATH "map_netd_uid_counterset_map"
-#define APP_UID_STATS_MAP_PATH BPF_PATH "map_netd_app_uid_stats_map"
-#define STATS_MAP_A_PATH BPF_PATH "map_netd_stats_map_A"
-#define STATS_MAP_B_PATH BPF_PATH "map_netd_stats_map_B"
-#define IFACE_INDEX_NAME_MAP_PATH BPF_PATH "map_netd_iface_index_name_map"
-#define IFACE_STATS_MAP_PATH BPF_PATH "map_netd_iface_stats_map"
-#define CONFIGURATION_MAP_PATH BPF_PATH "map_netd_configuration_map"
-#define UID_OWNER_MAP_PATH BPF_PATH "map_netd_uid_owner_map"
-#define UID_PERMISSION_MAP_PATH BPF_PATH "map_netd_uid_permission_map"
+#define COOKIE_TAG_MAP_PATH BPF_NETD_PATH "map_netd_cookie_tag_map"
+#define UID_COUNTERSET_MAP_PATH BPF_NETD_PATH "map_netd_uid_counterset_map"
+#define APP_UID_STATS_MAP_PATH BPF_NETD_PATH "map_netd_app_uid_stats_map"
+#define STATS_MAP_A_PATH BPF_NETD_PATH "map_netd_stats_map_A"
+#define STATS_MAP_B_PATH BPF_NETD_PATH "map_netd_stats_map_B"
+#define IFACE_INDEX_NAME_MAP_PATH BPF_NETD_PATH "map_netd_iface_index_name_map"
+#define IFACE_STATS_MAP_PATH BPF_NETD_PATH "map_netd_iface_stats_map"
+#define CONFIGURATION_MAP_PATH BPF_NETD_PATH "map_netd_configuration_map"
+#define UID_OWNER_MAP_PATH BPF_NETD_PATH "map_netd_uid_owner_map"
+#define UID_PERMISSION_MAP_PATH BPF_NETD_PATH "map_netd_uid_permission_map"
 
 enum UidOwnerMatchType {
     NO_MATCH = 0,
@@ -163,13 +163,15 @@
 #define UID_RULES_CONFIGURATION_KEY 1
 #define CURRENT_STATS_MAP_CONFIGURATION_KEY 2
 
+#define BPF_CLATD_PATH "/sys/fs/bpf/net_shared/"
+
 #define CLAT_INGRESS6_PROG_RAWIP_NAME "prog_clatd_schedcls_ingress6_clat_rawip"
 #define CLAT_INGRESS6_PROG_ETHER_NAME "prog_clatd_schedcls_ingress6_clat_ether"
 
-#define CLAT_INGRESS6_PROG_RAWIP_PATH BPF_PATH CLAT_INGRESS6_PROG_RAWIP_NAME
-#define CLAT_INGRESS6_PROG_ETHER_PATH BPF_PATH CLAT_INGRESS6_PROG_ETHER_NAME
+#define CLAT_INGRESS6_PROG_RAWIP_PATH BPF_CLATD_PATH CLAT_INGRESS6_PROG_RAWIP_NAME
+#define CLAT_INGRESS6_PROG_ETHER_PATH BPF_CLATD_PATH CLAT_INGRESS6_PROG_ETHER_NAME
 
-#define CLAT_INGRESS6_MAP_PATH BPF_PATH "map_clatd_clat_ingress6_map"
+#define CLAT_INGRESS6_MAP_PATH BPF_CLATD_PATH "map_clatd_clat_ingress6_map"
 
 typedef struct {
     uint32_t iif;            // The input interface index
@@ -187,10 +189,10 @@
 #define CLAT_EGRESS4_PROG_RAWIP_NAME "prog_clatd_schedcls_egress4_clat_rawip"
 #define CLAT_EGRESS4_PROG_ETHER_NAME "prog_clatd_schedcls_egress4_clat_ether"
 
-#define CLAT_EGRESS4_PROG_RAWIP_PATH BPF_PATH CLAT_EGRESS4_PROG_RAWIP_NAME
-#define CLAT_EGRESS4_PROG_ETHER_PATH BPF_PATH CLAT_EGRESS4_PROG_ETHER_NAME
+#define CLAT_EGRESS4_PROG_RAWIP_PATH BPF_CLATD_PATH CLAT_EGRESS4_PROG_RAWIP_NAME
+#define CLAT_EGRESS4_PROG_ETHER_PATH BPF_CLATD_PATH CLAT_EGRESS4_PROG_ETHER_NAME
 
-#define CLAT_EGRESS4_MAP_PATH BPF_PATH "map_clatd_clat_egress4_map"
+#define CLAT_EGRESS4_MAP_PATH BPF_CLATD_PATH "map_clatd_clat_egress4_map"
 
 typedef struct {
     uint32_t iif;           // The input interface index
diff --git a/bpf_progs/clatd.c b/bpf_progs/clatd.c
index 9a9d337..87795f5 100644
--- a/bpf_progs/clatd.c
+++ b/bpf_progs/clatd.c
@@ -30,6 +30,9 @@
 #define __kernel_udphdr udphdr
 #include <linux/udp.h>
 
+// The resulting .o needs to load on the Android T bpfloader v0.12+
+#define BPFLOADER_MIN_VER 12u
+
 #include "bpf_helpers.h"
 #include "bpf_net_helpers.h"
 #include "bpf_shared.h"
diff --git a/bpf_progs/dscp_policy.c b/bpf_progs/dscp_policy.c
index d5df7ef..7211f2b 100644
--- a/bpf_progs/dscp_policy.c
+++ b/bpf_progs/dscp_policy.c
@@ -27,6 +27,9 @@
 #include <netinet/udp.h>
 #include <string.h>
 
+// The resulting .o needs to load on the Android T bpfloader v0.12+
+#define BPFLOADER_MIN_VER 12u
+
 #include "bpf_helpers.h"
 #include "dscp_policy.h"
 
diff --git a/bpf_progs/netd.c b/bpf_progs/netd.c
index d629b41..d019257 100644
--- a/bpf_progs/netd.c
+++ b/bpf_progs/netd.c
@@ -14,6 +14,9 @@
  * limitations under the License.
  */
 
+// The resulting .o needs to load on the Android T Beta 3 bpfloader v0.13+
+#define BPFLOADER_MIN_VER 13u
+
 #include <bpf_helpers.h>
 #include <linux/bpf.h>
 #include <linux/if.h>
diff --git a/service-t/src/com/android/server/ethernet/EthernetNetworkFactory.java b/service-t/src/com/android/server/ethernet/EthernetNetworkFactory.java
index 09782fd..e2cceda 100644
--- a/service-t/src/com/android/server/ethernet/EthernetNetworkFactory.java
+++ b/service-t/src/com/android/server/ethernet/EthernetNetworkFactory.java
@@ -46,6 +46,7 @@
 import android.os.RemoteException;
 import android.text.TextUtils;
 import android.util.AndroidRuntimeException;
+import android.util.ArraySet;
 import android.util.Log;
 import android.util.SparseArray;
 
@@ -56,6 +57,7 @@
 
 import java.io.FileDescriptor;
 import java.util.Objects;
+import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 
 /**
@@ -363,12 +365,14 @@
         private final Context mContext;
         private final NetworkProvider mNetworkProvider;
         private final Dependencies mDeps;
+        private final NetworkProvider.NetworkOfferCallback mNetworkOfferCallback;
 
         private static String sTcpBufferSizes = null;  // Lazy initialized.
 
         private boolean mLinkUp;
         private int mLegacyType;
         private LinkProperties mLinkProperties = new LinkProperties();
+        private Set<NetworkRequest> mRequests = new ArraySet<>();
 
         private volatile @Nullable IpClientManager mIpClient;
         private @NonNull NetworkCapabilities mCapabilities;
@@ -469,6 +473,28 @@
             }
         }
 
+        private class EthernetNetworkOfferCallback implements NetworkProvider.NetworkOfferCallback {
+            @Override
+            public void onNetworkNeeded(@NonNull NetworkRequest request) {
+                // When the network offer is first registered, onNetworkNeeded is called with all
+                // existing requests.
+                // ConnectivityService filters requests for us based on the NetworkCapabilities
+                // passed in the registerNetworkOffer() call.
+                mRequests.add(request);
+                // if the network is already started, this is a no-op.
+                start();
+            }
+
+            @Override
+            public void onNetworkUnneeded(@NonNull NetworkRequest request) {
+                mRequests.remove(request);
+                if (mRequests.isEmpty()) {
+                    // not currently serving any requests, stop the network.
+                    stop();
+                }
+            }
+        }
+
         NetworkInterfaceState(String ifaceName, String hwAddress, Handler handler, Context context,
                 @NonNull IpConfiguration ipConfig, @NonNull NetworkCapabilities capabilities,
                 NetworkProvider networkProvider, Dependencies deps) {
@@ -480,6 +506,7 @@
             mContext = context;
             mNetworkProvider = networkProvider;
             mDeps = deps;
+            mNetworkOfferCallback = new EthernetNetworkOfferCallback();
             mHwAddress = hwAddress;
         }
 
diff --git a/service-t/src/com/android/server/net/BpfInterfaceMapUpdater.java b/service-t/src/com/android/server/net/BpfInterfaceMapUpdater.java
index 5011dec..3b44d81 100644
--- a/service-t/src/com/android/server/net/BpfInterfaceMapUpdater.java
+++ b/service-t/src/com/android/server/net/BpfInterfaceMapUpdater.java
@@ -38,7 +38,7 @@
     private static final String TAG = BpfInterfaceMapUpdater.class.getSimpleName();
     // This is current path but may be changed soon.
     private static final String IFACE_INDEX_NAME_MAP_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_iface_index_name_map";
+            "/sys/fs/bpf/netd_shared/map_netd_iface_index_name_map";
     private final IBpfMap<U32, InterfaceMapValue> mBpfMap;
     private final INetd mNetd;
     private final Handler mHandler;
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index b2d8b5e..a015177 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -222,15 +222,15 @@
             "netstats_combine_subtype_enabled";
 
     private static final String UID_COUNTERSET_MAP_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_uid_counterset_map";
+            "/sys/fs/bpf/netd_shared/map_netd_uid_counterset_map";
     private static final String COOKIE_TAG_MAP_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_cookie_tag_map";
+            "/sys/fs/bpf/netd_shared/map_netd_cookie_tag_map";
     private static final String APP_UID_STATS_MAP_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_app_uid_stats_map";
+            "/sys/fs/bpf/netd_shared/map_netd_app_uid_stats_map";
     private static final String STATS_MAP_A_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_stats_map_A";
+            "/sys/fs/bpf/netd_shared/map_netd_stats_map_A";
     private static final String STATS_MAP_B_PATH =
-            "/sys/fs/bpf/net_shared/map_netd_stats_map_B";
+            "/sys/fs/bpf/netd_shared/map_netd_stats_map_B";
 
     private final Context mContext;
     private final NetworkStatsFactory mStatsFactory;
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index 1d65f21..691cb4d 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -748,7 +748,7 @@
      * The BPF program attached to the tc-police hook to account for to-be-dropped traffic.
      */
     private static final String TC_POLICE_BPF_PROG_PATH =
-            "/sys/fs/bpf/net_shared/prog_netd_schedact_ingress_account";
+            "/sys/fs/bpf/netd_shared/prog_netd_schedact_ingress_account";
 
     private static String eventName(int what) {
         return sMagicDecoderRing.get(what, Integer.toString(what));
diff --git a/tests/mts/bpf_existence_test.cpp b/tests/mts/bpf_existence_test.cpp
index 25694d7..7efc2b1 100644
--- a/tests/mts/bpf_existence_test.cpp
+++ b/tests/mts/bpf_existence_test.cpp
@@ -42,7 +42,9 @@
 
 #define PLATFORM "/sys/fs/bpf/"
 #define TETHERING "/sys/fs/bpf/tethering/"
+#define PRIVATE "/sys/fs/bpf/net_private/"
 #define SHARED "/sys/fs/bpf/net_shared/"
+#define NETD "/sys/fs/bpf/netd_shared/"
 
 class BpfExistenceTest : public ::testing::Test {
 };
@@ -95,16 +97,16 @@
     SHARED "map_dscp_policy_ipv6_socket_to_policies_map_A",
     SHARED "map_dscp_policy_ipv6_socket_to_policies_map_B",
     SHARED "map_dscp_policy_switch_comp_map",
-    SHARED "map_netd_app_uid_stats_map",
-    SHARED "map_netd_configuration_map",
-    SHARED "map_netd_cookie_tag_map",
-    SHARED "map_netd_iface_index_name_map",
-    SHARED "map_netd_iface_stats_map",
-    SHARED "map_netd_stats_map_A",
-    SHARED "map_netd_stats_map_B",
-    SHARED "map_netd_uid_counterset_map",
-    SHARED "map_netd_uid_owner_map",
-    SHARED "map_netd_uid_permission_map",
+    NETD "map_netd_app_uid_stats_map",
+    NETD "map_netd_configuration_map",
+    NETD "map_netd_cookie_tag_map",
+    NETD "map_netd_iface_index_name_map",
+    NETD "map_netd_iface_stats_map",
+    NETD "map_netd_stats_map_A",
+    NETD "map_netd_stats_map_B",
+    NETD "map_netd_uid_counterset_map",
+    NETD "map_netd_uid_owner_map",
+    NETD "map_netd_uid_permission_map",
     SHARED "prog_block_bind4_block_port",
     SHARED "prog_block_bind6_block_port",
     SHARED "prog_clatd_schedcls_egress4_clat_ether",
@@ -113,14 +115,14 @@
     SHARED "prog_clatd_schedcls_ingress6_clat_rawip",
     SHARED "prog_dscp_policy_schedcls_set_dscp_ether",
     SHARED "prog_dscp_policy_schedcls_set_dscp_raw_ip",
-    SHARED "prog_netd_cgroupskb_egress_stats",
-    SHARED "prog_netd_cgroupskb_ingress_stats",
-    SHARED "prog_netd_cgroupsock_inet_create",
-    SHARED "prog_netd_schedact_ingress_account",
-    SHARED "prog_netd_skfilter_allowlist_xtbpf",
-    SHARED "prog_netd_skfilter_denylist_xtbpf",
-    SHARED "prog_netd_skfilter_egress_xtbpf",
-    SHARED "prog_netd_skfilter_ingress_xtbpf",
+    NETD "prog_netd_cgroupskb_egress_stats",
+    NETD "prog_netd_cgroupskb_ingress_stats",
+    NETD "prog_netd_cgroupsock_inet_create",
+    NETD "prog_netd_schedact_ingress_account",
+    NETD "prog_netd_skfilter_allowlist_xtbpf",
+    NETD "prog_netd_skfilter_denylist_xtbpf",
+    NETD "prog_netd_skfilter_egress_xtbpf",
+    NETD "prog_netd_skfilter_ingress_xtbpf",
 };
 
 static const set<string> REMOVED_T = {