#pragma once
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include </usr/include/bits/types/struct_iovec.h>
#ifdef __cplusplus
extern "C"
{
#endif
#include <stellar/session.h>
#include <stellar/stellar_mq.h>
#include <stellar/stellar_exdata.h>
#include <stellar/stellar.h>
#ifdef __cplusplus
}
#endif

struct packet{
    const char *payload;
    size_t payload_len;
    u_int8_t dir;  //FLOW_DIRECTION_C2S   FLOW_DIRECTION_S2C
};
typedef struct packet stellar_message;
struct exdata_mgr{
    const char *name;
    int exdata_id;
    void *arg;
    void *user_ptr;
    stellar_exdata_free *free_func;
    struct exdata_mgr *next, *prev;
};    
struct sub_topic_mgr{
    int topic_id;
    int plugin_id;
    void *plugin_env;
};
struct topic_mgr{
    struct topic_mgr *next, *prev;
    const char *topic_name;
    int topic_id;
    stellar_msg_free_cb_func *pub_free_cb;
    void *pub_free_arg;
    struct sub_topic_cb_list *sub_free_cb_list_head;
};
struct stellar{
    struct topic_mgr *topic_mgr_head;
    struct exdata_mgr *exdata_mgr_head;
};

//todo, native stellar can't get addr
enum session_addr_type
{
	SESSION_ADDR_TYPE_IPV4_TCP,
	SESSION_ADDR_TYPE_IPV4_UDP,
	SESSION_ADDR_TYPE_IPV6_TCP,
	SESSION_ADDR_TYPE_IPV6_UDP,
	SESSION_ADDR_TYPE_UNKNOWN,
	__SESSION_ADDR_TYPE_MAX,
};
struct session_addr_ipv4{
	uint32_t saddr;	/* network order */
	uint32_t daddr;	/* network order */
	uint16_t sport;	/* network order */
	uint16_t dport;	/* network order */
};

#include <netinet/in.h>
#ifndef IPV6_ADDR_LEN
#define IPV6_ADDR_LEN	(sizeof(struct in6_addr))
#endif
struct session_addr_ipv6
{
	uint8_t saddr[IPV6_ADDR_LEN] ;
	uint8_t daddr[IPV6_ADDR_LEN] ;
	uint16_t sport;	/* network order */
	uint16_t dport;	/* network order */
};

struct session_addr
{
	union
	{
		struct session_addr_ipv4 ipv4;
		struct session_addr_ipv6 ipv6;
	};
};


struct session{
    struct stellar *st;
    enum session_state sess_state;
    enum session_addr_type addr_type;
    struct session_addr addr;
    void *exdata;
    struct packet pkt;
    struct exdata_mgr *runtime_exdata_head;
};
struct plugin_mgr{
    struct plugin_mgr *next, *prev;
    int plugin_id;
    void *plugin_env;
    session_ctx_new_func *session_ctx_new;
    session_ctx_free_func *session_ctx_free;
};
struct sub_topic_cb_list{
    int plugin_id;
    void *plugin_env;
    on_session_msg_cb_func *sub_cb;
    struct sub_topic_cb_list *next, *prev;
};