2 typedef pthread_t THREAD;
4 /* Uncomment this if you want to track memory leaks.
5 * This incurs some overhead, so don't use it unless you're debugging the code!
7 /* #define DEBUG_MEMORY_LEAKS */
11 * Generic per-session variable or data structure storage
14 struct CtdlSessData *next;
20 * For the time being, all known userdata symbols are defined here.
22 #define SYM_DESIRED_SECTION 0x00000001
26 * Here's the big one... the Citadel context structure.
28 * This structure keeps track of all information relating to a running
29 * session on the server. We keep one of these for each session thread.
31 * Note that the first element is "*next" so that it may be used without
32 * modification in a linked list.
35 struct CitContext *next; /* Link to next session in the list */
37 struct usersupp usersupp; /* Database record buffers */
38 struct quickroom quickroom;
43 char curr_user[32]; /* name of current user */
44 int logged_in; /* logged in */
45 int internal_pgm; /* authenticated as internal program */
46 char temp[32]; /* temp file name */
47 int nologin; /* not allowed to log in */
51 int n_crit; /* number of critical sections open */
53 int cs_pid; /* session ID */
54 char cs_room[ROOMNAMELEN]; /* current room */
55 time_t cs_lastupdt; /* time of last update */
56 time_t lastcmd; /* time of last command executed */
57 time_t lastidle; /* For computing idle time */
58 char lastcmdname[5]; /* name of last command executed */
59 unsigned cs_flags; /* miscellaneous flags */
61 /* feeping creaturisms... */
62 int cs_clientdev; /* client developer ID */
63 int cs_clienttyp; /* client type code */
64 int cs_clientver; /* client version number */
65 char cs_clientname[32]; /* name of client software */
66 char cs_host[25]; /* host logged in from */
68 FILE *download_fp; /* Fields relating to file transfer */
72 char upl_comment[256];
73 char upl_filedir[256];
74 char chat_room[20]; /* The chat room */
78 struct ExpressMessage *FirstExpressMessage;
80 char fake_username[32]; /* Fake username <bc> */
81 char fake_postname[32]; /* Fake postname <bc> */
82 char fake_hostname[25]; /* Name of the fake hostname <bc> */
83 char fake_roomname[ROOMNAMELEN]; /* Name of the fake room <bc> */
85 int FloorBeingSearched; /* This is used by cmd_lrms() etc. */
86 struct CtdlSessData *FirstSessData;
89 typedef struct CitContext t_context;
91 #define CS_STEALTH 1 /* stealth mode */
92 #define CS_CHAT 2 /* chat mode */
93 #define CS_POSTING 4 /* Posting */
95 struct CitContext *MyContext(void);
96 #define CC ((struct CitContext *)MyContext())
98 extern struct CitContext *ContextList;
99 extern int ScheduledShutdown;
100 extern struct CitControl CitControl;
103 struct ExpressMessage {
104 struct ExpressMessage *next;
105 time_t timestamp; /* When this message was sent */
106 unsigned flags; /* Special instructions */
107 char sender[64]; /* Name of sending user */
108 char *text; /* Message text (if applicable) */
111 #define EM_BROADCAST 1 /* Broadcast message */
112 #define EM_GO_AWAY 2 /* Server requests client log off */
113 #define EM_CHAT 4 /* Server requests client enter chat */
116 struct ChatLine *next;
121 char chat_username[32];
125 * Various things we need to lock and unlock
128 #define S_USER_TRANS 1
129 #define S_QUICKROOM 2
132 #define S_SESSION_TABLE 5
134 #define S_CHATQUEUE 7
136 #define S_HOUSEKEEPING 9
137 #define S_DATABASE 10
139 #define MAX_SEMAPHORES 12
151 * message transfer formats
153 #define MT_CITADEL 0 /* Citadel proprietary */
154 #define MT_DATE 1 /* We're only looking for the date */
155 #define MT_RFC822 2 /* RFC822 */
156 #define MT_RAW 3 /* IGnet raw format */
157 #define MT_MIME 4 /* MIME-formatted message */
158 #define MT_DOWNLOAD 5 /* Download a component */
162 * Citadel DataBases (define one for each cdb we need to open)
164 #define CDB_MSGMAIN 0 /* message base */
165 #define CDB_USERSUPP 1 /* user file */
166 #define CDB_QUICKROOM 2 /* room index */
167 #define CDB_FLOORTAB 3 /* floor index */
168 #define CDB_MSGLISTS 4 /* room message lists */
169 #define CDB_VISIT 5 /* user/room relationships */
170 #define MAXCDB 6 /* total number of CDB's defined */
178 /* Structures and declarations for function hooks of various types */
180 struct LogFunctionHook {
181 struct LogFunctionHook *next;
183 void (*h_function_pointer) (char *);
185 extern struct LogFunctionHook *LogHookTable;
187 struct CleanupFunctionHook {
188 struct CleanupFunctionHook *next;
189 void (*h_function_pointer) (void);
191 extern struct CleanupFunctionHook *CleanupHookTable;
195 * SessionFunctionHook extensions are used for any type of hook for which
196 * the context in which it's being called (which is determined by the event
197 * type) will make it obvious for the hook function to know where to look for
200 struct SessionFunctionHook {
201 struct SessionFunctionHook *next;
202 void (*h_function_pointer) (void);
205 extern struct SessionFunctionHook *SessionHookTable;
207 #define EVT_STOP 0 /* Session is terminating */
208 #define EVT_START 1 /* Session is starting */
209 #define EVT_LOGIN 2 /* A user is logging in */
210 #define EVT_NEWROOM 3 /* Changing rooms */
211 #define EVT_LOGOUT 4 /* A user is logging out */
212 #define EVT_SETPASS 5 /* Setting or changing password */
216 * UserFunctionHook extensions are used for any type of hook which implements
217 * an operation on a user or username (potentially) other than the one
218 * operating the current session.
220 struct UserFunctionHook {
221 struct UserFunctionHook *next;
222 void (*h_function_pointer) (char *username, long usernum);
225 extern struct UserFunctionHook *UserHookTable;
227 #define EVT_PURGEUSER 100 /* Deleting a user */
228 #define EVT_OUTPUTMSG 101 /* Outputting a message */
231 /* Defines the relationship of a user to a particular room */
237 unsigned int v_flags;
240 #define V_FORGET 1 /* User has zapped this room */
241 #define V_LOCKOUT 2 /* User is locked out of this room */
242 #define V_ACCESS 4 /* Access is granted to this room */
245 #define UA_GOTOALLOWED 4
246 #define UA_HASNEWMSGS 8
251 /* Built-in debuggable stuff for checking for memory leaks */
252 #ifdef DEBUG_MEMORY_LEAKS
254 #define mallok(howbig) tracked_malloc(howbig, __FILE__, __LINE__)
255 #define phree(whichptr) tracked_free(whichptr)
256 #define reallok(whichptr,howbig) tracked_realloc(whichptr,howbig)
258 void *tracked_malloc(size_t, char *, int);
259 void tracked_free(void *);
260 void *tracked_realloc(void *, size_t);
261 void dump_tracked(void);
264 struct TheHeap *next;
270 extern struct TheHeap *heap;
274 #define mallok(howbig) malloc(howbig)
275 #define phree(whichptr) free(whichptr)
276 #define reallok(whichptr,howbig) realloc(whichptr,howbig)