2 typedef pthread_t THREAD;
4 /* Uncomment this if you want to track memory leaks.
5 * (Don't do this unless you're a developer!)
7 #define DEBUG_MEMORY_LEAKS
9 struct ExpressMessage {
10 struct ExpressMessage *next;
15 * Here's the big one... the Citadel context structure.
17 * This structure keeps track of all information relating to a running
18 * session on the server. We keep one of these for each session thread.
20 * Note that the first element is "*next" so that it may be used without
21 * modification in a linked list.
24 struct CitContext *next; /* Link to next session in the list */
26 struct usersupp usersupp; /* Database record buffers */
27 struct quickroom quickroom;
32 char curr_user[32]; /* name of current user */
33 int logged_in; /* logged in */
34 int internal_pgm; /* authenticated as internal program */
35 char temp[32]; /* temp file name */
36 int nologin; /* not allowed to log in */
41 struct ExpressMessage *FirstExpressMessage;
42 int cs_pid; /* session ID */
43 char cs_room[20]; /* current room */
44 time_t cs_lastupdt; /* time of last update */
45 time_t lastcmd; /* time of last command executed */
46 time_t lastidle; /* For computing idle time */
47 char lastcmdname[5]; /* name of last command executed */
48 unsigned cs_flags; /* miscellaneous flags */
50 /* feeping creaturisms... */
51 int cs_clientdev; /* client developer ID */
52 int cs_clienttyp; /* client type code */
53 int cs_clientver; /* client version number */
54 char cs_clientname[32]; /* name of client software */
55 char cs_host[25]; /* host logged in from */
57 FILE *download_fp; /* Fields relating to file transfer */
61 char upl_comment[256];
62 char upl_filedir[256];
63 char chat_room[20]; /* The chat room */
67 char ucache_name[32]; /* For a performance boost, we cache */
68 long ucache_pos; /* the position of the last user rec */
69 char fake_username[32]; /* Fake username <bc> */
70 char fake_postname[32]; /* Fake postname <bc> */
71 char fake_hostname[25]; /* Name of the fake hostname <bc> */
72 char fake_roomname[ROOMNAMELEN];/* Name of the fake room <bc> */
73 char last_pager[32]; /* The username of the last pager */
75 int FloorBeingSearched; /* This is used by cmd_lrms() etc. */
77 int CtdlErrno; /* Error return for CitadelAPI calls */
80 typedef struct CitContext t_context;
82 #define CS_STEALTH 1 /* stealth mode */
83 #define CS_CHAT 2 /* chat mode */
84 #define CS_POSTING 4 /* Posting */
86 struct CitContext *MyContext(void);
87 #define CC ((struct CitContext *)MyContext())
89 extern struct CitContext *ContextList;
90 extern int ScheduledShutdown;
91 extern struct CitControl CitControl;
94 struct ChatLine *next;
99 char chat_username[32];
103 * Various things we need to lock and unlock
106 #define S_USER_TRANS 1
107 #define S_QUICKROOM 2
110 #define S_SESSION_TABLE 5
112 #define S_CHATQUEUE 7
114 #define S_HOUSEKEEPING 9
115 #define S_DATABASE 10
116 #define MAX_SEMAPHORES 11
128 * message transfer formats
130 #define MT_CITADEL 0 /* Citadel proprietary */
131 #define MT_DATE 1 /* We're only looking for the date */
132 #define MT_RFC822 2 /* RFC822 */
133 #define MT_RAW 3 /* IGnet raw format */
134 #define MT_MIME 4 /* We're only looking for the date */
138 * Citadel DataBases (define one for each cdb we need to open)
140 #define CDB_MSGMAIN 0 /* message base */
141 #define CDB_USERSUPP 1 /* user file */
142 #define CDB_QUICKROOM 2 /* room index */
143 #define CDB_FLOORTAB 3 /* floor index */
144 #define CDB_MSGLISTS 4 /* room message lists */
145 #define CDB_VISIT 5 /* user/room relationships */
146 #define MAXCDB 6 /* total number of CDB's defined */
154 /* Structures and declarations for function hooks of various types */
156 struct LogFunctionHook {
157 struct LogFunctionHook *next;
159 void (*h_function_pointer) (char *);
161 extern struct LogFunctionHook *LogHookTable;
163 struct CleanupFunctionHook {
164 struct CleanupFunctionHook *next;
165 void (*h_function_pointer) (void);
167 extern struct CleanupFunctionHook *CleanupHookTable;
171 * SessionFunctionHook extensions are used for any type of hook for which
172 * the context in which it's being called (which is determined by the event
173 * type) will make it obvious for the hook function to know where to look for
176 struct SessionFunctionHook {
177 struct SessionFunctionHook *next;
178 void (*h_function_pointer) (void);
181 extern struct SessionFunctionHook *SessionHookTable;
183 #define EVT_STOP 0 /* Session is terminating */
184 #define EVT_START 1 /* Session is starting */
185 #define EVT_LOGIN 2 /* A user is logging in */
186 #define EVT_NEWROOM 3 /* Changing rooms */
187 #define EVT_LOGOUT 4 /* A user is logging out */
188 #define EVT_SETPASS 5 /* Setting or changing password */
192 * UserFunctionHook extensions are used for any type of hook which implements
193 * an operation on a user or username (potentially) other than the one
194 * operating the current session.
196 struct UserFunctionHook {
197 struct UserFunctionHook *next;
198 void (*h_function_pointer) (char *username, long usernum);
201 extern struct UserFunctionHook *UserHookTable;
203 #define EVT_PURGEUSER 100 /* Deleting a user */
204 #define EVT_OUTPUTMSG 101 /* Outputting a message */
207 /* Defines the relationship of a user to a particular room */
213 unsigned int v_flags;
216 #define V_FORGET 1 /* User has zapped this room */
217 #define V_LOCKOUT 2 /* User is locked out of this room */
218 #define V_ACCESS 4 /* Access is granted to this room */
221 #define UA_GOTOALLOWED 4
222 #define UA_HASNEWMSGS 8
227 /* Built-in debuggable stuff for checking for memory leaks */
228 #ifdef DEBUG_MEMORY_LEAKS
230 #define mallok(howbig) tracked_malloc(howbig, __FILE__, __LINE__)
231 #define phree(whichptr) tracked_free(whichptr)
232 #define reallok(whichptr,howbig) tracked_realloc(whichptr,howbig)
234 void *tracked_malloc(size_t, char *, int);
235 void tracked_free(void *);
236 void *tracked_realloc(void *, size_t);
237 void dump_tracked(void);
240 struct TheHeap *next;
246 extern struct TheHeap *heap;
250 #define mallok(howbig) malloc(howbig)
251 #define phree(whichptr) free(whichptr)
252 #define reallok(whichptr,howbig) realloc(whichptr,howbig)