aboutsummaryrefslogblamecommitdiffstats
path: root/libglouglou/libggnet.h
blob: 1b17a32f5150004cdae1b559cd3de6d6177f0465 (plain) (tree)
1
2
3
4
5
6
7
8
9
10


                    


                       



                         





                          
                            
                                                                          
 

                                   











                                          
                                       



                                  
                 
                         

                
 

                                     
                          


                            
                                       
                                                                                  
                                      
                       

















                                              
                             
                        
                       




                                          
                                                



                                                               
                                


                        
                               
                                                                                             
                                                                   


                                  
                                                                      

  
                                  
                                                          
                                                                                                                              
                                                                                                     

                                                            
                                                                                           
                                                        



                                                                       

                                                                       
                                                                  
                                                                        
                                                                        


                                                                       

                                                                         






                                                                               


                                                                         
                                                             

                         
#ifndef _LIBGGNET_H_
#define _LIBGGNET_H_

#include <sys/types.h>
#include <netinet/in.h>

#include <event2/dns.h>
#include <event2/util.h>
#include <event2/event.h>

#if defined(__OpenBSD__)
#include <sys/queue.h>
#else
#include <bsd/sys/queue.h>
#endif

#define GGNET_DNSNAME_MAX 60
#define GGNET_CONN_FREEIDS_COUNT 65536 /* 2^16 as freeids are u_int16_t */

#define GGNET_MANAGE_CONNID_TRUE 1
#define GGNET_MANAGE_CONNID_FALSE 0
#define GGNET_GROUPING_TRUE 1
#define GGNET_GROUPING_FALSE 1

enum ggnet_grouptype {
  GROUP_ADDRESS,
  GROUP_WHOIS,
  GROUP_DNS,
  GROUP_ROUTE
};

struct ggnet_nodegroup {
	LIST_ENTRY(ggnet_nodegroup) entry;
	struct ggnet_nodegroup *parent;
	enum ggnet_grouptype type;
	struct in_addr addr;
  char name[GGNET_DNSNAME_MAX];
  int node_count;
  int conn_count;
  int child_groups_count;
  void *usrdata;
};

struct ggnet_node {
	LIST_ENTRY(ggnet_node) entry;
	struct ggnet *net;
	struct in_addr addr;
	time_t lastseen;
	int    used;
	char   fqdn[GGNET_DNSNAME_MAX];
	struct ggnet_nodegroup *group; /* XXX for now we support only one group */
	struct ggnet_dns_req *dns_req;
	void  *usrdata;
};

enum ggnet_connstate {
	CONNSTATE_ESTABLISHED,
	CONNSTATE_TCPFIN,
	CONNSTATE_TCPFIN2
};

struct ggnet_conn {
	LIST_ENTRY(ggnet_conn) entry;
	u_int id;
	enum ggnet_connstate state;
	struct ggnet_node 	*src;
	u_int		             src_port;
	struct ggnet_node 	*dst;
	u_int                dst_port;
	u_int  proto;
	u_int  size;
	u_int  size_response;
	time_t lastseen;
	void  *usrdata;
};

struct ggnet {
	LIST_HEAD(, ggnet_conn) conn_list;
	LIST_HEAD(, ggnet_node) node_list;
	LIST_HEAD(, ggnet_nodegroup) group_list;
	int conn_count;
	int node_count;
	u_int16_t	conn_freeids[GGNET_CONN_FREEIDS_COUNT];
	int		    conn_freeids_ptr;
	int       manage_connid;
	time_t    time;
	int       debug;
	/* grouping */
	int       use_grouping;
  void    (*cb_addgroup)(struct ggnet *, struct ggnet_nodegroup *, struct ggnet_nodegroup *);
  void    (*cb_delgroup)(struct ggnet *, struct ggnet_nodegroup *);
  /* dns */
	int               use_dns;
	struct ggnet_dns *ggdns;
  void            (*cb_nodename)(struct ggnet *, struct ggnet_node *);
};

struct ggnet      *ggnet_new(int);
void               ggnet_set_grouping(struct ggnet *, int,
                                      void (*cb_addgroup)(struct ggnet *, struct ggnet_nodegroup *, struct ggnet_nodegroup *),
                                      void (*cb_delgroup)(struct ggnet *, struct ggnet_nodegroup *));
void               ggnet_set_dns(struct ggnet *net, int set,
                                 struct event_base *ev_base,
                                 void (*cb_nodename)(struct ggnet *, struct ggnet_node *));
void               ggnet_debug_set(struct ggnet *, int);
void               ggnet_free(struct ggnet *);
struct ggnet_node *ggnet_node_add(struct ggnet *, struct in_addr *);
void               ggnet_node_del(struct ggnet *, struct ggnet_node *);
struct ggnet_node *ggnet_node_find(struct ggnet *, struct in_addr *);
void              *ggnet_node_usrdata_get(struct ggnet_node *);
void               ggnet_node_usrdata_set(struct ggnet_node *, void *);
struct ggnet_nodegroup *ggnet_node_group_get(struct ggnet_node *);
struct ggnet_conn *ggnet_conn_add(struct ggnet *, struct in_addr *, int,
                                  struct in_addr *, int, int, int, int);
void               ggnet_conn_data(struct ggnet *, struct ggnet_conn *,
                                   int, int);
void               ggnet_conn_del(struct ggnet *, struct ggnet_conn *);
struct ggnet_conn *ggnet_conn_find(struct ggnet *, struct in_addr *, int,
                                   struct in_addr *, int, int, int *);
struct ggnet_conn *ggnet_conn_find_by_id(struct ggnet *, int);
struct ggnet_conn *ggnet_conn_find_by_node(struct ggnet *, struct ggnet_node *,
                                           struct ggnet_node *);
void              *ggnet_conn_usrdata_get(struct ggnet_conn *);
void               ggnet_conn_usrdata_set(struct ggnet_conn *, void *);
void              *ggnet_conn_src_get(struct ggnet_conn *);
void              *ggnet_conn_dst_get(struct ggnet_conn *);
void              *ggnet_nodegroup_usrdata_get(struct ggnet_nodegroup *);
void               ggnet_nodegroup_usrdata_set(struct ggnet_nodegroup *,
                                               void *);
void               ggnet_time_update(struct ggnet *, time_t);

#endif /* _LIBGGNET_H_ */