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diff --git a/vpp-japi/japi/vppjni.h b/vpp-japi/japi/vppjni.h
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+/*
+ * Copyright (c) 2015 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef __included_vppjni_h__
+#define __included_vppjni_h__
+
+#include <vnet/vnet.h>
+#include <vnet/ip/ip.h>
+#include <vnet/api_errno.h>
+#include <vlibapi/api.h>
+#include <vlibmemory/api.h>
+#include <jni.h>
+#include <japi/vppjni_bridge_domain.h>
+
+typedef struct {
+ u8 * name;
+ u32 value;
+} name_sort_t;
+
+typedef struct {
+ u8 valid; // used in a vector of sw_interface_details_t
+
+ u8 interface_name[64];
+ u32 sw_if_index;
+ u32 sup_sw_if_index;
+ u32 l2_address_length;
+ u8 l2_address[8];
+ u8 admin_up_down;
+ u8 link_up_down;
+ u8 link_duplex;
+ u8 link_speed;
+ u32 sub_id;
+ u8 sub_dot1ad;
+ u8 sub_number_of_tags;
+ u16 sub_outer_vlan_id;
+ u16 sub_inner_vlan_id;
+ u8 sub_exact_match;
+ u8 sub_default;
+ u8 sub_outer_vlan_id_any;
+ u8 sub_inner_vlan_id_any;
+ u32 vtr_op;
+ u32 vtr_push_dot1q;
+ u32 vtr_tag1;
+ u32 vtr_tag2;
+} sw_interface_details_t;
+
+typedef struct {
+ u8 * interface_name;
+ u32 sw_if_index;
+ /*
+ * Subinterface ID. A number 0-N to uniquely identify
+ * this subinterface under the super interface
+ */
+ u32 sub_id;
+
+ /* 0 = dot1q, 1=dot1ad */
+ u8 sub_dot1ad;
+
+ /* Number of tags 0-2 */
+ u8 sub_number_of_tags;
+ u16 sub_outer_vlan_id;
+ u16 sub_inner_vlan_id;
+ u8 sub_exact_match;
+ u8 sub_default;
+ u8 sub_outer_vlan_id_any;
+ u8 sub_inner_vlan_id_any;
+
+ /* vlan tag rewrite */
+ u32 vtr_op;
+ u32 vtr_push_dot1q;
+ u32 vtr_tag1;
+ u32 vtr_tag2;
+} sw_interface_subif_t;
+
+typedef struct {
+ u64 ip4;
+ u64 ip6;
+ u64 unicast;
+ u64 multicast;
+ u64 broadcast;
+ u64 discard;
+ u64 fifo_full;
+ u64 error;
+ u64 unknown_proto;
+ u64 miss;
+} packet_counters_t;
+
+typedef struct {
+ u64 octets;
+ packet_counters_t pkts;
+} if_counters_t;
+
+typedef struct {
+ u8 valid;
+ u32 sw_if_index;
+ if_counters_t rx;
+ if_counters_t tx;
+} sw_interface_stats_t;
+
+
+typedef struct {
+ /* Context IDs */
+ volatile u32 context_id_sent;
+ volatile u32 context_id_received;
+
+ /* Spinlock */
+ volatile u32 lock;
+ u32 tag;
+
+ /* To recycle pseudo-synchronous message code from vpe_api_test... */
+ volatile u32 result_ready;
+ volatile i32 retval;
+ volatile u8 *shmem_result;
+
+ /* thread cleanup */
+ pthread_key_t cleanup_rx_thread_key;
+ /* attachment of rx thread to java thread */
+ JNIEnv *jenv;
+ JavaVM *jvm;
+ jclass jcls;
+ jmethodID jmtdIfDetails; // interfaceDetails method
+ uword *callback_hash; // map context_id => jobject
+ uword *ping_hash; // map ping context_id => msg type called
+
+ /* Timestamp */
+ clib_time_t clib_time;
+
+ /* connected indication */
+ u8 is_connected;
+
+ /* context -> non-trivial reply hash */
+ uword * reply_hash;
+ u32 saved_reply_count;
+
+ /* interface name map */
+ uword * sw_if_index_by_interface_name;
+
+ /* interface counters */
+ sw_interface_stats_t * sw_if_stats_by_sw_if_index;
+
+ /* interface table */
+ sw_interface_details_t * sw_if_table;
+
+ /* interface indices of responses to one sw_if_dump request */
+ u8 collect_indices;
+ u32 * sw_if_dump_if_indices;
+
+ /* program name, build_dir, git_version */
+ u8 program_name[32];
+ u8 build_directory[256];
+ u8 git_branch[32];
+ u8 build_date[32];
+
+ /* subinterface table */
+ sw_interface_subif_t * sw_if_subif_table;
+
+ /* main heap */
+ u8 * heap;
+
+ /* convenience */
+ unix_shared_memory_queue_t * vl_input_queue;
+ api_main_t * api_main;
+ u32 my_client_index;
+
+ vjbd_main_t vjbd_main;
+} vppjni_main_t;
+
+vppjni_main_t vppjni_main __attribute__((aligned (64)));
+
+
+static inline u32 vppjni_get_context_id (vppjni_main_t * jm)
+{
+ u32 my_context_id;
+ my_context_id = __sync_add_and_fetch (&jm->context_id_sent, 1);
+ return my_context_id;
+}
+
+static inline void vppjni_lock (vppjni_main_t * jm, u32 tag)
+{
+ while (__sync_lock_test_and_set (&jm->lock, 1))
+ ;
+ jm->tag = tag;
+}
+
+static inline void vppjni_unlock (vppjni_main_t * jm)
+{
+ jm->tag = 0;
+ CLIB_MEMORY_BARRIER();
+ jm->lock = 0;
+}
+
+static inline f64 vppjni_time_now (vppjni_main_t *jm)
+{
+ return clib_time_now (&jm->clib_time);
+}
+
+static inline int vppjni_sanity_check (vppjni_main_t * jm)
+{
+ if (!jm->is_connected)
+ return VNET_API_ERROR_NOT_CONNECTED;
+ return 0;
+}
+
+#define __PACKED(x) x __attribute__((packed))
+
+typedef __PACKED(struct _vl_api_generic_reply {
+ u16 _vl_msg_id;
+ u32 context;
+ i32 retval;
+ u8 data[0];
+}) vl_api_generic_reply_t;
+
+void vl_api_generic_reply_handler (vl_api_generic_reply_t *mp);
+
+/* M: construct, but don't yet send a message */
+
+#define M(T,t) \
+do { \
+ jm->result_ready = 0; \
+ mp = vl_msg_api_alloc(sizeof(*mp)); \
+ memset (mp, 0, sizeof (*mp)); \
+ mp->_vl_msg_id = ntohs (VL_API_##T); \
+ mp->client_index = jm->my_client_index; \
+ } while(0);
+
+#define M2(T,t,n) \
+do { \
+ jm->result_ready = 0; \
+ mp = vl_msg_api_alloc(sizeof(*mp)+(n)); \
+ memset (mp, 0, sizeof (*mp)); \
+ mp->_vl_msg_id = ntohs (VL_API_##T); \
+ mp->client_index = jm->my_client_index; \
+ } while(0);
+
+
+/* S: send a message */
+#define S (vl_msg_api_send_shmem (jm->vl_input_queue, (u8 *)&mp))
+
+/* W: wait for results, with timeout */
+#define W \
+ do { \
+ timeout = vppjni_time_now (jm) + 1.0; \
+ \
+ while (vppjni_time_now (jm) < timeout) { \
+ if (jm->result_ready == 1) { \
+ return (jm->retval); \
+ } \
+ } \
+ return -99; \
+} while(0);
+
+/* WNR: wait for results, with timeout (without returning) */
+#define WNR \
+ do { \
+ timeout = vppjni_time_now (jm) + 1.0; \
+ \
+ rv = -99; \
+ while (vppjni_time_now (jm) < timeout) { \
+ if (jm->result_ready == 1) { \
+ rv = (jm->retval); \
+ break; \
+ } \
+ } \
+} while(0);
+
+#endif /* __included_vppjni_h__ */