ntopng/include/IpAddress.h

84 lines
3.7 KiB
C++

/*
*
* (C) 2013-17 - ntop.org
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _IP_ADDRESS_H_
#define _IP_ADDRESS_H_
#include "ntop_includes.h"
struct ipAddress {
u_int8_t ipVersion:3 /* Either 4 or 6 */,
localHost:1, privateIP:1, multicastIP:1, broadcastIP:1,
notUsed:1 /* Future use */;
union {
struct ndpi_in6_addr ipv6;
u_int32_t ipv4; /* Host byte code */
} ipType;
};
/* **************************************** */
class IpAddress {
private:
struct ipAddress addr;
u_int32_t ip_key;
char* intoa(char* buf, u_short bufLen, u_int8_t bitmask);
void checkIP();
void compute_key();
public:
IpAddress();
bool isEmpty();
inline void reset() { memset(&addr, 0, sizeof(addr)); }
inline bool isIPv4() { return((addr.ipVersion == 4) ? true : false); }
inline bool isIPv6() { return((addr.ipVersion == 6) ? true : false); }
inline u_int32_t get_ipv4() { return((addr.ipVersion == 4) ? addr.ipType.ipv4 : 0); }
inline struct ndpi_in6_addr* get_ipv6() { return((addr.ipVersion == 6) ? &addr.ipType.ipv6 : NULL); }
inline struct ipAddress* getIP() { return(&addr); };
inline bool equal(u_int32_t ipv4_addr) { if((addr.ipVersion == 4) && (addr.ipType.ipv4 == ipv4_addr)) return(true); else return(false); };
inline bool equal(struct ndpi_in6_addr *ip6_addr) { if((addr.ipVersion == 6) && (memcmp(&addr.ipType.ipv6, ip6_addr, sizeof(struct ndpi_in6_addr)) == 0)) return(true); else return(false); };
inline bool equal(IpAddress *_ip) { return(this->compare(_ip) == 0); };
int compare(IpAddress *ip);
inline u_int32_t key() { return(ip_key); };
inline void set(u_int32_t _ipv4) { addr.ipVersion = 4, addr.ipType.ipv4 = _ipv4; compute_key(); }
inline void set(struct ndpi_in6_addr *_ipv6) { addr.ipVersion = 6, memcpy(&addr.ipType.ipv6, _ipv6, sizeof(struct ndpi_in6_addr));
addr.privateIP = false; compute_key(); }
inline void set(IpAddress *ip) { memcpy(&addr, &ip->addr, sizeof(struct ipAddress)); ip_key = ip->ip_key; };
inline void set(struct ipAddress *ip) { memcpy(&addr, ip, sizeof(struct ipAddress)); compute_key(); };
void set(char *ip);
inline bool isPrivateAddress() { return(addr.privateIP); };
inline bool isMulticastAddress() { return(addr.multicastIP); };
inline bool isBroadcastAddress() { return(addr.broadcastIP); };
char* print(char *str, u_int str_len, u_int8_t bitmask = 0xFF);
char* printMask(char *str, u_int str_len, bool isLocalIP);
bool isLocalHost(int16_t *network_id);
bool isLocalInterfaceAddress();
char* serialize();
json_object* getJSONObject();
bool match(AddressTree *tree);
void* findAddress(AddressTree *ptree);
void dump();
};
#endif /* _IP_ADDRESS_H_ */