citadel/serv_extensions.h

   1 /* $Id$ */
   2
   3 #ifndef SERV_EXTENSIONS_H
   4 #define SERV_EXTENSIONS_H
   5
   6 #include "server.h"
   7
   8 /*
   9  * This is where we declare all of the server extensions we have.
  10  * We'll probably start moving these to a more sane location in the near
  11  * future.  For now, this just shuts up the compiler.
  12  */
  13 //void serv_calendar_destroy(void);
  14 //char *serv_test_init(void);
  15 //char *serv_postfix_tcpdict(void);
  16 /*
  17  */
  18
  19
  20
  21 /*
  22  * Structure defentitions for hook tables
  23  */
  24
  25
  26 struct LogFunctionHook {
  27         struct LogFunctionHook *next;
  28         int loglevel;
  29         void (*h_function_pointer) (char *);
  30 };
  31 extern struct LogFunctionHook *LogHookTable;
  32
  33 struct CleanupFunctionHook {
  34         struct CleanupFunctionHook *next;
  35         void (*h_function_pointer) (void);
  36 };
  37 extern struct CleanupFunctionHook *CleanupHookTable;
  38
  39 struct FixedOutputHook {
  40         struct FixedOutputHook *next;
  41         char content_type[64];
  42         void (*h_function_pointer) (char *, int);
  43 };
  44 extern struct FixedOutputHook *FixedOutputTable;
  45
  46
  47
  48 /*
  49  * SessionFunctionHook extensions are used for any type of hook for which
  50  * the context in which it's being called (which is determined by the event
  51  * type) will make it obvious for the hook function to know where to look for
  52  * pertinent data.
  53  */
  54 struct SessionFunctionHook {
  55         struct SessionFunctionHook *next;
  56         void (*h_function_pointer) (void);
  57         int eventtype;
  58 };
  59 extern struct SessionFunctionHook *SessionHookTable;
  60
  61
  62 /*
  63  * UserFunctionHook extensions are used for any type of hook which implements
  64  * an operation on a user or username (potentially) other than the one
  65  * operating the current session.
  66  */
  67 struct UserFunctionHook {
  68         struct UserFunctionHook *next;
  69         void (*h_function_pointer) (struct ctdluser *usbuf);
  70         int eventtype;
  71 };
  72 extern struct UserFunctionHook *UserHookTable;
  73
  74 /*
  75  * MessageFunctionHook extensions are used for hooks which implement handlers
  76  * for various types of message operations (save, read, etc.)
  77  */
  78 struct MessageFunctionHook {
  79         struct MessageFunctionHook *next;
  80         int (*h_function_pointer) (struct CtdlMessage *msg);
  81         int eventtype;
  82 };
  83 extern struct MessageFunctionHook *MessageHookTable;
  84
  85
  86 /*
  87  * NetprocFunctionHook extensions are used for hooks which implement handlers
  88  * for incoming network messages.
  89  */
  90 struct NetprocFunctionHook {
  91         struct NetprocFunctionHook *next;
  92         int (*h_function_pointer) (struct CtdlMessage *msg, char *target_room);
  93 };
  94 extern struct NetprocFunctionHook *NetprocHookTable;
  95
  96
  97 /*
  98  * DeleteFunctionHook extensions are used for hooks which get called when a
  99  * message is about to be deleted.
 100  */
 101 struct DeleteFunctionHook {
 102         struct DeleteFunctionHook *next;
 103         void (*h_function_pointer) (char *target_room, long msgnum);
 104 };
 105 extern struct DeleteFunctionHook *DeleteHookTable;
 106
 107
 108 /*
 109  * ExpressMessageFunctionHook extensions are used for hooks which implement
 110  * the sending of an instant message through various channels.  Any function
 111  * registered should return the number of recipients to whom the message was
 112  * successfully transmitted.
 113  */
 114 struct XmsgFunctionHook {
 115         struct XmsgFunctionHook *next;
 116         int (*h_function_pointer) (char *, char *, char *, char *);
 117         int order;
 118 };
 119 extern struct XmsgFunctionHook *XmsgHookTable;
 120
 121
 122
 123
 124 /*
 125  * ServiceFunctionHook extensions are used for hooks which implement various
 126  * protocols (either on TCP or on unix domain sockets) directly in the Citadel server.
 127  */
 128 struct ServiceFunctionHook {
 129         struct ServiceFunctionHook *next;
 130         int tcp_port;
 131         char *sockpath;
 132         void (*h_greeting_function) (void) ;
 133         void (*h_command_function) (void) ;
 134         void (*h_async_function) (void) ;
 135         int msock;
 136         const char* ServiceName; /* this is just for debugging and logging purposes. */
 137 };
 138 extern struct ServiceFunctionHook *ServiceHookTable;
 139
 140
 141 /*
 142  * RoomFunctionHook extensions are used for hooks which impliment room
 143  * processing functions when new messages are added EG. SIEVE.
 144  */
 145 struct RoomFunctionHook {
 146         struct RoomFunctionHook *next;
 147         int (*fcn_ptr) (struct ctdlroom *);
 148 };
 149 extern struct RoomFunctionHook *RoomHookTable;
 150
 151
 152
 153 struct SearchFunctionHook {
 154         struct SearchFunctionHook *next;
 155         void (*fcn_ptr) (int *, long **, char *);
 156         char *name;
 157 };
 158 extern struct SearchFunctionHook *SearchFunctionHookTable;
 159
 160
 161
 162 void initialize_server_extensions(void);
 163 int DLoader_Exec_Cmd(char *cmdbuf);
 164 char *Dynamic_Module_Init(void);
 165
 166 void CtdlDestroySessionHooks(void);
 167 void PerformSessionHooks(int EventType);
 168
 169 void CtdlDestroyUserHooks(void);
 170 void PerformUserHooks(struct ctdluser *usbuf, int EventType);
 171
 172 int PerformXmsgHooks(char *, char *, char *, char *);
 173 void CtdlDestroyXmsgHooks(void);
 174
 175
 176
 177 void CtdlDestroyMessageHook(void);
 178 int PerformMessageHooks(struct CtdlMessage *, int EventType);
 179
 180
 181 void CtdlDestroyNetprocHooks(void);
 182 int PerformNetprocHooks(struct CtdlMessage *, char *);
 183
 184 void CtdlDestroyRoomHooks(void);
 185 int PerformRoomHooks(struct ctdlroom *);
 186
 187
 188 void CtdlDestroyDeleteHooks(void);
 189 void PerformDeleteHooks(char *, long);
 190
 191
 192 void CtdlDestroyCleanupHooks(void);
 193
 194 void CtdlDestroyProtoHooks(void);
 195
 196 void CtdlDestroyServiceHook(void);
 197
 198 void CtdlDestroyFixedOutputHooks(void);
 199 int PerformFixedOutputHooks(char *, char *, int);
 200
 201 void CtdlModuleDoSearch(int *num_msgs, long **search_msgs, char *search_string, char *func_name);
 202
 203 void CtdlDestroyDirectoryServiceFuncs(void);
 204
 205 #endif /* SERV_EXTENSIONS_H */