proxyscan/proxyscan.h

   1
   2 #ifndef __PROXYSCAN_H
   3 #define __PROXYSCAN_H
   4
   5 #include "../nick/nick.h"
   6 #include "../lib/splitline.h"
   7 #include <time.h>
   8
   9 #define MAGICSTRING         "NOTICE AUTH :*** Looking up your hostname\r\n"
  10 #define MAGICSTRINGLENGTH   42
  11
  12 #define PSCAN_MAXSCANS      50
  13 #define PSCAN_READBUFSIZE   (MAGICSTRINGLENGTH * 2)
  14
  15 #define SSTATE_CONNECTING   0
  16 #define SSTATE_SENTREQUEST  1
  17 #define SSTATE_GOTRESPONSE  2
  18
  19 #define STYPE_SOCKS4        0
  20 #define STYPE_SOCKS5        1
  21 #define STYPE_HTTP          2
  22 #define STYPE_WINGATE       3
  23 #define STYPE_CISCO         4
  24 #define STYPE_DIRECT        5
  25
  26 #define SOUTCOME_INPROGRESS 0
  27 #define SOUTCOME_OPEN       1
  28 #define SOUTCOME_CLOSED     2
  29
  30 #define SCLASS_NORMAL       0
  31 #define SCLASS_CHECK        1
  32 #define SCLASS_PASS2        2
  33 #define SCLASS_PASS3        3
  34 #define SCLASS_PASS4        4
  35
  36 typedef struct scantype {
  37   int type;
  38   int port;
  39   int hits;
  40 } scantype;
  41
  42 typedef struct extrascan {
  43   unsigned short port;
  44   unsigned char type;
  45   struct extrascan *next;
  46   struct extrascan *nextbynode;
  47 } extrascan;
  48
  49 typedef struct pendingscan {
  50   patricia_node_t *node;
  51   unsigned short port;
  52   unsigned char type;
  53   unsigned char class;
  54   time_t when;
  55   struct pendingscan *next;
  56 } pendingscan;
  57
  58 typedef struct foundproxy {
  59   short type;
  60   unsigned short port;
  61   struct foundproxy *next;
  62 } foundproxy;
  63
  64 typedef struct cachehost {
  65   time_t lastscan;
  66   foundproxy *proxies;
  67   int glineid;
  68   unsigned char marker;
  69 #if defined(PROXYSCAN_MAIL)
  70   sstring *lasthostmask; /* Not saved to disk */
  71   time_t lastconnect;    /* Not saved to disk */
  72 #endif
  73   struct cachehost *next;
  74 } cachehost;
  75
  76 typedef struct scan {
  77   int fd;
  78   patricia_node_t *node;
  79   short type;
  80   unsigned short port;
  81   unsigned short state;
  82   unsigned short outcome;
  83   unsigned short class;
  84   struct scan *next;
  85   void *sch;
  86   char readbuf[PSCAN_READBUFSIZE];
  87   int bytesread;
  88   int totalbytesread;
  89 } scan;
  90
  91 #if defined(PROXYSCAN_MAIL)
  92 extern unsigned int ps_mailip;
  93 extern unsigned int ps_mailport;
  94 extern sstring *ps_mailname;
  95 extern int psm_mailerfd;
  96 #endif
  97
  98 extern int activescans;
  99 extern int maxscans;
 100 extern int numscans;
 101 extern scantype thescans[];
 102 extern int brokendb;
 103 extern int ps_cache_ext;
 104 extern int ps_scan_ext;
 105 extern int ps_extscan_ext;
 106 extern int ps_ready;
 107 extern int rescaninterval;
 108
 109 extern unsigned int normalqueuedscans;
 110 extern unsigned int prioqueuedscans;
 111
 112 extern unsigned int ps_start_ts;
 113
 114 extern unsigned long countpendingscan;
 115
 116 extern unsigned long scanspermin;
 117
 118 /* proxyscancache.c */
 119 cachehost *addcleanhost(time_t timestamp);
 120 cachehost *findcachehost(patricia_node_t *node);
 121 void delcachehost(cachehost *);
 122 void dumpcachehosts();
 123 void loadcachehosts();
 124 unsigned int cleancount();
 125 unsigned int dirtycount();
 126 void cachehostinit(time_t ri);
 127 void scanall(int type, int port);
 128
 129 /* proxyscanalloc.c */
 130 scan *getscan();
 131 void freescan(scan *sp);
 132 cachehost *getcachehost();
 133 void freecachehost(cachehost *chp);
 134 foundproxy *getfoundproxy();
 135 void freefoundproxy(foundproxy *fpp);
 136 pendingscan *getpendingscan();
 137 void freependingscan(pendingscan *psp);
 138 void sfreeall();
 139 extrascan *getextrascan();
 140 void freeextrascan(extrascan *esp);
 141
 142 /* proxyscanlisten.c */
 143 int openlistensocket(int portnum);
 144 void handlelistensocket(int fd, short events);
 145
 146 /* proxyscanconnect.c */
 147 int createconnectsocket(long ip, int socknum);
 148
 149 /* proxyscandb.c */
 150 void loggline(cachehost *chp, patricia_node_t *node);
 151 void proxyscandbclose();
 152 int proxyscandbinit();
 153 int proxyscandolistopen(void *sender, int cargc, char **cargv);
 154 void proxyscanspewip(nick *mynick, nick *usernick, unsigned long a, unsigned long b, unsigned long c, unsigned long d);
 155 void proxyscanshowkill(nick *mynick, nick *usernick, unsigned long a);
 156 const char *scantostr(int type);
 157
 158 #if defined(PROXYSCAN_MAIL)
 159 /* proxyscanmail.c */
 160 void ps_makereportmail(scanhost *shp);
 161 #endif
 162
 163 /* proxyscanqueue.c */
 164 void queuescan(patricia_node_t *node, short scantype, unsigned short port, char class, time_t when);
 165 void startqueuedscans();
 166
 167 /* proxyscan.c */
 168 void startscan(patricia_node_t *node, int type, int port, int class);
 169
 170 /* proxyscanext.c */
 171 unsigned int extrascancount();
 172 void loadextrascans();
 173 extrascan *findextrascan(patricia_node_t *node);
 174 void delextrascan(extrascan *esp);
 175 extrascan *addextrascan(unsigned short port, unsigned char type);
 176
 177 #endif