nick/nick.h

   1 /* nick.h */
   2
   3 #ifndef __NICK_H
   4 #define __NICK_H
   5
   6 #include "../lib/sstring.h"
   7 #include "../irc/irc_config.h"
   8 #include "../lib/flags.h"
   9 #include "../lib/array.h"
  10 #include "../server/server.h"
  11 #include "../lib/base64.h"
  12 #include "../lib/irc_ipv6.h"
  13 #include "../patricia/patricia.h"
  14
  15 #include "../authext/authext.h"
  16
  17 #include <time.h>
  18
  19 #ifndef MAXNICKEXTS
  20 #define MAXNICKEXTS       10
  21 #endif
  22
  23 #define UMODE_INV       0x0001
  24 #define UMODE_WALLOPS   0x0002
  25 #define UMODE_DEBUG     0x0004
  26 #define UMODE_OPER      0x0008
  27 #define UMODE_SERVICE   0x0010
  28 #define UMODE_XOPER     0x0020
  29 #define UMODE_DEAF      0x0040
  30 #define UMODE_ACCOUNT   0x0080
  31 #define UMODE_HIDECHAN  0x0100
  32 #define UMODE_HIDEHOST  0x0200
  33 #define UMODE_SETHOST   0x0400
  34 #define UMODE_REGPRIV   0x0800
  35 #define UMODE_HIDEIDLE  0x1000
  36 #define UMODE_PARANOID  0x2000
  37 #define UMODE_CLOAKED   0x4000
  38
  39 #define UMODE_ALL       0x7FFF
  40
  41 #define AFLAG_STAFF     0x0001
  42 #define AFLAG_SUPPORT   0x0002
  43 #define AFLAG_OPER      0x0004
  44 #define AFLAG_ADMIN     0x0008
  45 #define AFLAG_DEVELOPER 0x0010
  46
  47 #define AFLAG_ALL       0x001F
  48
  49 #define IsInvisible(x)    ((x)->umodes & UMODE_INV)
  50 #define IsWallops(x)      ((x)->umodes & UMODE_WALLOPS)
  51 #define IsDebug(x)        ((x)->umodes & UMODE_DEBUG)
  52 #define IsOper(x)         ((x)->umodes & UMODE_OPER)
  53 #define IsService(x)      ((x)->umodes & UMODE_SERVICE)
  54 #define IsXOper(x)        ((x)->umodes & UMODE_XOPER)
  55 #define IsDeaf(x)         ((x)->umodes & UMODE_DEAF)
  56 #define IsAccount(x)      ((x)->umodes & UMODE_ACCOUNT)
  57 #define IsHideChan(x)     ((x)->umodes & UMODE_HIDECHAN)
  58 #define IsHideHost(x)     ((x)->umodes & UMODE_HIDEHOST)
  59 #define IsSetHost(x)      ((x)->umodes & UMODE_SETHOST)
  60 #define IsRegPriv(x)      ((x)->umodes & UMODE_REGPRIV)
  61 #define IsHideIdle(x)     ((x)->umodes & UMODE_HIDEIDLE)
  62 #define IsParanoid(x)     ((x)->umodes & UMODE_PARANOID)
  63 #define IsCloaked(x)      ((x)->umodes & UMODE_CLOAKED)
  64
  65 #define SetInvisible(x)    ((x)->umodes |= UMODE_INV)
  66 #define SetWallops(x)      ((x)->umodes |= UMODE_WALLOPS)
  67 #define SetDebug(x)        ((x)->umodes |= UMODE_DEBUG)
  68 #define SetOper(x)         ((x)->umodes |= UMODE_OPER)
  69 #define SetService(x)      ((x)->umodes |= UMODE_SERVICE)
  70 #define SetXOper(x)        ((x)->umodes |= UMODE_XOPER)
  71 #define SetDeaf(x)         ((x)->umodes |= UMODE_DEAF)
  72 #define SetAccount(x)      ((x)->umodes |= UMODE_ACCOUNT)
  73 #define SetHideChan(x)     ((x)->umodes |= UMODE_HIDECHAN)
  74 #define SetHideHost(x)     ((x)->umodes |= UMODE_HIDEHOST)
  75 #define SetSetHost(x)      ((x)->umodes |= UMODE_SETHOST)
  76 #define SetRegPriv(x)      ((x)->umodes |= UMODE_REGPRIV)
  77 #define SetHideIdle(x)     ((x)->umodes |= UMODE_HIDEIDLE)
  78 #define SetParanoid(x)     ((x)->umodes |= UMODE_PARANOID)
  79 #define SetCloaked(x)      ((x)->umodes |= UMODE_CLOAKED)
  80
  81 #define ClearInvisible(x)    ((x)->umodes &= ~UMODE_INV)
  82 #define ClearWallops(x)      ((x)->umodes &= ~UMODE_WALLOPS)
  83 #define ClearDebug(x)        ((x)->umodes &= ~UMODE_DEBUG)
  84 #define ClearOper(x)         ((x)->umodes &= ~UMODE_OPER)
  85 #define ClearService(x)      ((x)->umodes &= ~UMODE_SERVICE)
  86 #define ClearXOper(x)        ((x)->umodes &= ~UMODE_XOPER)
  87 #define ClearDeaf(x)         ((x)->umodes &= ~UMODE_DEAF)
  88 #define ClearAccount(x)      ((x)->umodes &= ~UMODE_ACCOUNT)
  89 #define ClearHideChan(x)     ((x)->umodes &= ~UMODE_HIDECHAN)
  90 #define ClearHideHost(x)     ((x)->umodes &= ~UMODE_HIDEHOST)
  91 #define ClearSetHost(x)      ((x)->umodes &= ~UMODE_SETHOST)
  92 #define ClearRegPriv(x)      ((x)->umodes &= ~UMODE_REGPRIV)
  93 #define ClearHideIdle(x)     ((x)->umodes &= ~UMODE_HIDEIDLE)
  94 #define ClearParanoid(x)     ((x)->umodes &= ~UMODE_PARANOID)
  95 #define ClearCloaked(x)      ((x)->umodes &= ~UMODE_CLOAKED)
  96
  97 #define IsStaff(x)           ((x)->flags & AFLAG_STAFF)
  98 #define IsDeveloper(x)       ((x)->flags & AFLAG_DEVELOPER)
  99 #define IsSupport(x)         ((x)->flags & AFLAG_SUPPORT)
 100 #define IsAdmin(x)           ((x)->flags & AFLAG_ADMIN)
 101 #define IsOperFlag(x)        ((x)->flags & AFLAG_OPER)
 102
 103 #define SetStaff(x)          ((x)->flags |= AFLAG_STAFF)
 104 #define SetDeveloper(x)      ((x)->flags |= AFLAG_DEVELOPER)
 105 #define SetSupport(x)        ((x)->flags |= AFLAG_SUPPORT)
 106 #define SetAdmin(x)          ((x)->flags |= AFLAG_ADMIN)
 107 #define SetOperFlag(x)       ((x)->flags |= AFLAG_OPER)
 108
 109 #define ClearStaff(x)        ((x)->flags &= ~AFLAG_STAFF)
 110 #define ClearDeveloper(x)    ((x)->flags &= ~AFLAG_DEVELOPER)
 111 #define ClearSupport(x)      ((x)->flags &= ~AFLAG_SUPPORT)
 112 #define ClearAdmin(x)        ((x)->flags &= ~AFLAG_ADMIN)
 113 #define ClearOperFlag(x)     ((x)->flags &= ~AFLAG_OPER)
 114
 115 #define NickOnServiceServer(target)   SIsService(&serverlist[homeserver((target)->numeric)])
 116
 117 typedef struct host {
 118   sstring *name;
 119   int clonecount;
 120   unsigned int marker;
 121   struct nick *nicks;
 122   struct host *next;
 123 } host;
 124
 125 typedef struct realname {
 126   sstring *name;
 127   int usercount;
 128   unsigned int marker;
 129   struct nick *nicks;
 130   struct realname *next;
 131 } realname;
 132
 133 typedef struct nick {
 134   char nick[NICKLEN+1];
 135   long numeric;
 136   char ident[USERLEN+1];
 137   host *host;
 138   realname *realname;
 139   sstring *shident;  /* +h users: fake ident/host goes here */
 140   sstring *sethost;
 141   sstring *opername;
 142   flag_t umodes;
 143   char *authname;
 144   authname *auth; /* This requires User ID numbers to work */
 145   time_t timestamp;
 146   time_t accountts;
 147   sstring *away;
 148   patricia_node_t *ipnode;
 149   unsigned int cloak_count;
 150   struct nick *cloak_extra;
 151   unsigned int marker;
 152   struct nick *next;
 153   struct nick *nextbyhost;
 154   struct nick *nextbyrealname;
 155   struct nick *nextbyauthname;
 156   /* These are extensions only used by other modules */
 157   array *channels;
 158   void *exts[MAXNICKEXTS];
 159 } nick;
 160
 161 #define p_ipaddr ipnode->prefix->sin
 162
 163 #define NICKHASHSIZE      60000
 164 #define HOSTHASHSIZE      40000
 165 #define REALNAMEHASHSIZE  40000
 166
 167 extern nick *nicktable[NICKHASHSIZE];
 168 extern nick **servernicks[MAXSERVERS];
 169 extern host *hosttable[HOSTHASHSIZE];
 170 extern realname *realnametable[REALNAMEHASHSIZE];
 171 extern const flag umodeflags[];
 172 extern const flag accountflags[];
 173 extern char *NULLAUTHNAME;
 174
 175 #define MAXNUMERIC 0x3FFFFFFF
 176
 177 #define homeserver(x)           (((x)>>18)&(MAXSERVERS-1))
 178 #define gethandlebynumericunsafe(x)   (&(servernicks[homeserver(x)][(x)&(serverlist[homeserver(x)].maxusernum)]))
 179 #define getnickbynumericunsafe(x)       (servernicks[homeserver(x)][(x)&(serverlist[homeserver(x)].maxusernum)])
 180 #define getnickbynumericstr(x)  (getnickbynumeric(numerictolong((x),5)))
 181 #define gethandlebynumeric(x)   ((serverlist[homeserver(x)].linkstate==LS_INVALID) ? NULL : \
 182                                  (gethandlebynumericunsafe(x)))
 183 #define getnickbynumeric(x)     ((gethandlebynumeric(x)==NULL)?NULL: \
 184                                  ((*gethandlebynumeric(x)==NULL)?NULL: \
 185                                   (((*gethandlebynumeric(x))->numeric==(x&MAXNUMERIC))?(*gethandlebynumeric(x)):NULL)))
 186
 187 /* nickalloc.c functions */
 188 realname *newrealname();
 189 void freerealname(realname *rn);
 190 nick *newnick();
 191 void freenick(nick *np);
 192 host *newhost();
 193 void freehost(host *hp);
 194
 195 /* nick.c functions */
 196 void handleserverchange(int hooknum, void *arg);
 197 void deletenick(nick *np);
 198 void addnicktohash(nick *np);
 199 void removenickfromhash(nick *np);
 200 nick *getnickbynick(const char *nick);
 201 int registernickext(const char *name);
 202 int findnickext(const char *name);
 203 void releasenickext(int index);
 204 char *visiblehostmask(nick *np, char *buf);
 205 char *visibleuserhost(nick *np, char *buf);
 206 int canseeuser(nick *np, nick *cloaked);
 207 void addcloaktarget(nick *cloaked, nick *target);
 208 void removecloaktarget(nick *target);
 209 void clearcloaktargets(nick *cloaked);
 210
 211 /* nickhandlers.c functions */
 212 int handlenickmsg(void *source, int cargc, char **cargv);
 213 int handlequitmsg(void *source, int cargc, char **cargv);
 214 int handlekillmsg(void *source, int cargc, char **cargv);
 215 int handleusermodemsg(void *source, int cargc, char **cargv);
 216 int handleaccountmsg(void *source, int cargc, char **cargv);
 217 int handleprivmsg(void *source, int cargc, char **cargv);
 218 int handleawaymsg(void *source, int cargc, char **cargv);
 219 int handleaddcloak(void *source, int cargc, char **cargv);
 220 int handleclearcloak(void *source, int cargc, char **cargv);
 221
 222 /* These functions have been replaced by macros
 223 nick **gethandlebynumeric(long numeric);
 224 nick *getnickbynumeric(long numeric);
 225 nick *getnickbynumericstr(char *numericstr);
 226 */
 227
 228 /* nickhelpers.c functions */
 229 void initnickhelpers();
 230 void fininickhelpers();
 231 host *findhost(const char *hostname);
 232 host *findorcreatehost(const char *hostname);
 233 void releasehost(host *hp);
 234 realname *findrealname(const char *name);
 235 realname *findorcreaterealname(const char *name);
 236 void releaserealname(realname *rnp);
 237
 238 unsigned int nexthostmarker();
 239 unsigned int nextrealnamemarker();
 240 unsigned int nextnickmarker();
 241
 242 #endif