src/icmp/net_db.h

   1 #ifndef ICMP_NET_DB_H
   2 #define ICMP_NET_DB_H
   3
   4 #include "hash.h"
   5
   6 class CachePeer;
   7 namespace Ip
   8 {
   9 class Address;
  10 };
  11
  12 class StoreEntry;
  13 class HttpRequest;
  14 class netdbEntry;
  15
  16 class net_db_name
  17 {
  18 public:
  19     hash_link hash;     /* must be first */
  20     net_db_name *next;
  21     netdbEntry *net_db_entry;
  22 };
  23
  24 class net_db_peer
  25 {
  26 public:
  27     const char *peername;
  28     double hops;
  29     double rtt;
  30     time_t expires;
  31 };
  32
  33 class netdbEntry
  34 {
  35 public:
  36     hash_link hash;     /* must be first */
  37     char network[MAX_IPSTRLEN];
  38     int pings_sent;
  39     int pings_recv;
  40     double hops;
  41     double rtt;
  42     time_t next_ping_time;
  43     time_t last_use_time;
  44     int link_count;
  45     net_db_name *hosts;
  46     net_db_peer *peers;
  47     int n_peers_alloc;
  48     int n_peers;
  49 };
  50
  51 extern void netdbInit(void);
  52
  53 extern void netdbHandlePingReply(const Ip::Address &from, int hops, int rtt);
  54 extern void netdbPingSite(const char *hostname);
  55 void netdbDump(StoreEntry *);
  56
  57 extern void netdbFreeMemory(void);
  58 extern int netdbHostHops(const char *host);
  59 extern int netdbHostRtt(const char *host);
  60 extern void netdbUpdatePeer(HttpRequest *, CachePeer * e, int rtt, int hops);
  61
  62 extern void netdbDeleteAddrNetwork(Ip::Address &addr);
  63 extern void netdbBinaryExchange(StoreEntry *);
  64 extern void netdbExchangeStart(void *);
  65
  66 extern void netdbExchangeUpdatePeer(Ip::Address &, CachePeer *, double, double);
  67 extern CachePeer *netdbClosestParent(HttpRequest *);
  68 extern void netdbHostData(const char *host, int *samp, int *rtt, int *hops);
  69
  70 #endif /* ICMP_NET_DB_H */