vpp-japi/japi/vppjni.h - fdio/vpp - Gitiles

 /*
  * 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 {
     u8 *desc;
 } sw_if_config_t;

 typedef struct {
     u32 ip;
     u8 prefix_length;
 } ipv4_address_t;

 typedef struct {
     u8 ip[16];
     u8 prefix_length;
 } ipv6_address_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 {
     u32 src_address;
     u32 dst_address;
     u32 encap_vrf_id;
     u32 vni;
     u32 decap_next_index;
 } vxlan_tunnel_details_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;

   uword * sw_if_config_by_sw_if_index;

   /* interface indices of responses to one sw_if_dump request */
   u8 collect_indices;
   u32 * sw_if_dump_if_indices;

   /* program name, build_dir, version */
   u8 program_name[32];
   u8 build_directory[256];
   u8 version[32];
   u8 build_date[32];

   /* subinterface table */
   sw_interface_subif_t * sw_if_subif_table;

   /* used in ip_address_dump request and response handling */
   ipv4_address_t *ipv4_addresses;
   ipv6_address_t *ipv6_addresses;
   u8 is_ipv6;

   /* used in vxlan_tunnel_dump request and response handling */
   vxlan_tunnel_details_t *vxlan_tunnel_details;

   /* 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__ */
	/*
	* 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 {
	u8 *desc;
	} sw_if_config_t;

	typedef struct {
	u32 ip;
	u8 prefix_length;
	} ipv4_address_t;

	typedef struct {
	u8 ip[16];
	u8 prefix_length;
	} ipv6_address_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 {
	u32 src_address;
	u32 dst_address;
	u32 encap_vrf_id;
	u32 vni;
	u32 decap_next_index;
	} vxlan_tunnel_details_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;

	uword * sw_if_config_by_sw_if_index;

	/* interface indices of responses to one sw_if_dump request */
	u8 collect_indices;
	u32 * sw_if_dump_if_indices;

	/* program name, build_dir, version */
	u8 program_name[32];
	u8 build_directory[256];
	u8 version[32];
	u8 build_date[32];

	/* subinterface table */
	sw_interface_subif_t * sw_if_subif_table;

	/* used in ip_address_dump request and response handling */
	ipv4_address_t *ipv4_addresses;
	ipv6_address_t *ipv6_addresses;
	u8 is_ipv6;

	/* used in vxlan_tunnel_dump request and response handling */
	vxlan_tunnel_details_t *vxlan_tunnel_details;

	/* 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__ */