trusts/trusts.h

   1 #ifndef __TRUSTS_H
   2 #define __TRUSTS_H
   3
   4 #include <time.h>
   5 #include <stdint.h>
   6 #include "../nick/nick.h"
   7 #include "../lib/sstring.h"
   8
   9 #define MIGRATION_STOPPED -1
  10 #define MIGRATION_LASTERROR -2
  11
  12 #define CONTACTLEN 100
  13 #define COMMENTLEN 300
  14 #define TRUSTNAMELEN 100
  15 #define TRUSTHOSTLEN 100
  16 #define CREATEDBYLEN NICKLEN + 1
  17
  18 #define MAXTGEXTS 5
  19
  20 #define MAXTRUSTEDFOR 50000
  21 #define MAXDURATION 365 * 86400 * 20
  22 #define MAXPERIDENT 1000
  23
  24 #define TABLES_REGULAR 0
  25 #define TABLES_MIGRATION 1
  26 #define TABLES_REPLICATION 2
  27
  28 struct trustmigration;
  29
  30 struct trusthost;
  31
  32 typedef struct trusthost {
  33   unsigned int id;
  34
  35   uint32_t ip, mask;
  36   unsigned int maxusage;
  37   time_t lastseen;
  38
  39   nick *users;
  40   struct trustgroup *group;
  41
  42   unsigned int count;
  43
  44   struct trusthost *parent, *children;
  45   unsigned int marker;
  46
  47   struct trusthost *nextbychild;
  48   struct trusthost *next;
  49 } trusthost;
  50
  51 typedef struct trustgroup {
  52   unsigned int id;
  53
  54   sstring *name;
  55   unsigned int trustedfor;
  56   int mode;
  57   unsigned int maxperident;
  58   unsigned int maxusage;
  59   time_t expires;
  60   time_t lastseen;
  61   time_t lastmaxusereset;
  62   sstring *createdby, *contact, *comment;
  63
  64   trusthost *hosts;
  65   unsigned int count;
  66
  67   unsigned int marker;
  68
  69   struct trustgroup *next;
  70
  71   void *exts[MAXTGEXTS];
  72 } trustgroup;
  73
  74 #define nextbytrust(x) (nick *)((x)->exts[trusts_nextuserext])
  75 #define gettrusthost(x) (trusthost *)((x)->exts[trusts_thext])
  76 #define setnextbytrust(x, y) (x)->exts[trusts_nextuserext] = (y)
  77 #define settrusthost(x, y) (x)->exts[trusts_thext] = (y)
  78
  79 /* trusts.c */
  80 extern int trusts_thext, trusts_nextuserext;
  81 int findtgext(const char *);
  82 int registertgext(const char *);
  83 void releasetgext(int);
  84 int trusts_fullyonline(void);
  85
  86 /* formats.c */
  87 char *trusts_timetostr(time_t);
  88 int trusts_parsecidr(const char *, uint32_t *, short *);
  89 int trusts_str2cidr(const char *, uint32_t *, uint32_t *);
  90 char *trusts_cidr2str(uint32_t, uint32_t);
  91 char *dumpth(trusthost *, int);
  92 char *dumptg(trustgroup *, int);
  93 int parseth(char *, trusthost *, unsigned int *, int);
  94 int parsetg(char *, trustgroup *, int);
  95 char *rtrim(char *);
  96
  97 /* data.c */
  98 extern trustgroup *tglist;
  99 trustgroup *tg_getbyid(unsigned int);
 100 void th_free(trusthost *);
 101 trusthost *th_add(trusthost *);
 102 void tg_free(trustgroup *, int);
 103 trustgroup *tg_add(trustgroup *);
 104 trusthost *th_getbyhost(uint32_t);
 105 trusthost *th_getbyhostandmask(uint32_t, uint32_t);
 106 trusthost *th_getsmallestsupersetbyhost(uint32_t, uint32_t);
 107 trustgroup *tg_strtotg(char *);
 108 void th_adjusthosts(trusthost *th, trusthost *, trusthost *);
 109 void th_getsuperandsubsets(uint32_t, uint32_t, trusthost **, trusthost **);
 110 trusthost *th_getsubsetbyhost(uint32_t ip, uint32_t mask);
 111 trusthost *th_getnextsubsetbyhost(trusthost *th, uint32_t ip, uint32_t mask);
 112 void th_linktree(void);
 113 unsigned int nexttgmarker(void);
 114 unsigned int nextthmarker(void);
 115 trusthost *th_getbyid(unsigned int);
 116 int tg_modify(trustgroup *, trustgroup *);
 117
 118 /* migration.c */
 119 typedef void (*TrustMigrationGroup)(void *, trustgroup *);
 120 typedef void (*TrustMigrationHost)(void *, trusthost *, unsigned int);
 121 typedef void (*TrustMigrationFini)(void *, int);
 122
 123 /* trusts_db.c */
 124 extern int trustsdbloaded;
 125 int trusts_loaddb(void);
 126 void trusts_closedb(int);
 127 trustgroup *tg_new(trustgroup *);
 128 trusthost *th_new(trustgroup *, char *);
 129 void trustsdb_insertth(char *, trusthost *, unsigned int);
 130 void trustsdb_inserttg(char *, trustgroup *);
 131 trustgroup *tg_copy(trustgroup *);
 132 trusthost *th_copy(trusthost *);
 133 void tg_update(trustgroup *);
 134 void tg_delete(trustgroup *);
 135 void th_delete(trusthost *);
 136
 137 typedef struct trustmigration {
 138   int count, cur;
 139   void *schedule;
 140   void *tag;
 141
 142   TrustMigrationGroup group;
 143   TrustMigrationHost host;
 144   TrustMigrationFini fini;
 145 } trustmigration;
 146
 147 /* db-migration.c */
 148 typedef void (*TrustDBMigrationCallback)(int, void *);
 149
 150 /* events.c */
 151 void trusts_newnick(nick *, int);
 152 void trusts_lostnick(nick *, int);
 153
 154 /* trusts_api.c */
 155 int istrusted(nick *);
 156
 157 #endif