TDAP: add facility to protect usetable entries from being deleted while still needed.

[citadel.git] / citadel / include / ctdl_module.h

diff --git a/citadel/include/ctdl_module.h b/citadel/include/ctdl_module.h
index eddcbeffcc92df2cfe961eb23cb9001200a8518b..ab182b3627ce7f8ca74bc3883483f6fd490b069e 100644 (file)
--- a/citadel/include/ctdl_module.h
+++ b/citadel/include/ctdl_module.h
@@ -77,7 +77,7 @@
                SUBJECT) 
 
 
-#define CtdlAideFPMessage(TEXT, SUBJECT, N, STR, STRLEN) \
+#define CtdlAideFPMessage(TEXT, SUBJECT, N, STR, STRLEN, ccid, ioid, TIME) \
        flood_protect_quickie_message(                   \
                "Citadel",                               \
                NULL,                                    \
@@ -88,7 +88,10 @@
                SUBJECT,                                 \
                N,                                       \
                STR,                                     \
-               STRLEN)
+               STRLEN,                                  \
+               ccid,                                    \
+               ioid,                                    \
+               TIME)
 /*
  * Hook functions available to modules.
  */
@@ -117,6 +120,10 @@
 #define PRIO_UNSTEALTH 45000
 /* Priorities for EVT_STEALTH */
 #define PRIO_STEALTH 50000
+void CtdlRegisterTDAPVetoHook(int (*fcn_ptr)(StrBuf*), int EventType, int Priority);
+void CtdlUnregisterTDAPVetoHook(int (*fcn_ptr) (StrBuf*), int EventType);
+
+
 void CtdlRegisterSessionHook(void (*fcn_ptr)(void), int EventType, int Priority);
 void CtdlUnregisterSessionHook(void (*fcn_ptr)(void), int EventType);
 void CtdlShutdownServiceHooks(void);
@@ -226,6 +233,9 @@ long CtdlGetCurrentMessageNumber(void);
 /*
  * Expose various room operation functions from room_ops.c to the modules API
  */
+typedef struct CfgLineType CfgLineType;
+typedef struct RoomNetCfgLine RoomNetCfgLine;
+typedef struct OneRoomNetCfg OneRoomNetCfg;
 
 unsigned CtdlCreateRoom(char *new_room_name,
                        int new_room_type,
@@ -234,14 +244,20 @@ unsigned CtdlCreateRoom(char *new_room_name,
                        int really_create,
                        int avoid_access,
                        int new_room_view);
-int CtdlGetRoom(struct ctdlroom *qrbuf, char *room_name);
+int CtdlGetRoom(struct ctdlroom *qrbuf, const char *room_name);
 int CtdlGetRoomLock(struct ctdlroom *qrbuf, char *room_name);
 int CtdlDoIHavePermissionToDeleteThisRoom(struct ctdlroom *qr);
 void CtdlRoomAccess(struct ctdlroom *roombuf, struct ctdluser *userbuf,
                int *result, int *view);
 void CtdlPutRoomLock(struct ctdlroom *qrbuf);
-void CtdlForEachRoom(void (*CallBack)(struct ctdlroom *EachRoom, void *out_data),
-       void *in_data);
+typedef void (*ForEachRoomCallBack)(struct ctdlroom *EachRoom, void *out_data);
+void CtdlForEachRoom(ForEachRoomCallBack CB, void *in_data);
+typedef void (*ForEachRoomNetCfgCallBack)(struct ctdlroom *EachRoom, void *out_data, OneRoomNetCfg *OneRNCFG);
+void CtdlForEachNetCfgRoom(ForEachRoomNetCfgCallBack CB,
+                          void *in_data,
+                          RoomNetCfg filter);
+void SaveChangedConfigs(void);
+
 void CtdlDeleteRoom(struct ctdlroom *qrbuf);
 int CtdlRenameRoom(char *old_name, char *new_name, int new_floor);
 void CtdlUserGoto (char *where, int display_result, int transiently,
@@ -378,10 +394,6 @@ struct config {
 extern struct config config;
 
 
-typedef struct CfgLineType CfgLineType;
-typedef struct RoomNetCfgLine RoomNetCfgLine;
-typedef struct OneRoomNetCfg OneRoomNetCfg;
-
 typedef void (*CfgLineParser)(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *rncfg);
 typedef void (*CfgLineSerializer)(const CfgLineType *ThisOne, StrBuf *OuptputBuffer, OneRoomNetCfg *rncfg, RoomNetCfgLine *data);
 typedef void (*CfgLineDeAllocator)(const CfgLineType *ThisOne, RoomNetCfgLine **data);
@@ -393,15 +405,18 @@ struct CfgLineType {
        CfgLineDeAllocator DeAllocator;
        ConstStr Str;
        int IsSingleLine;
+       int nSegments;
 };
 
 struct RoomNetCfgLine {
        RoomNetCfgLine *next;
-       StrBuf *Value;
+       int nValues;
+       StrBuf **Value;
 };
 
 struct OneRoomNetCfg {
        long lastsent;
+       long changed;
        StrBuf *Sender;
        StrBuf *RoomInfo;
        RoomNetCfgLine *NetConfigs[maxRoomNetCfg];
@@ -409,14 +424,60 @@ struct OneRoomNetCfg {
 };
 
 
-#define CtdlREGISTERRoomCfgType(a, p, uniq, s, d) RegisterRoomCfgType(#a, sizeof(#a) - 1, a, p, uniq, s, d);
-void RegisterRoomCfgType(const char* Name, long len, RoomNetCfg eCfg, CfgLineParser p, int uniq, CfgLineSerializer s, CfgLineDeAllocator d);
+#define CtdlREGISTERRoomCfgType(a, p, uniq, nSegs, s, d) RegisterRoomCfgType(#a, sizeof(#a) - 1, a, p, uniq, nSegs, s, d);
+void RegisterRoomCfgType(const char* Name, long len, RoomNetCfg eCfg, CfgLineParser p, int uniq, int nSegments, CfgLineSerializer s, CfgLineDeAllocator d);
 void ParseGeneric(const CfgLineType *ThisOne, StrBuf *Line, const char *LinePos, OneRoomNetCfg *sc);
 void SerializeGeneric(const CfgLineType *ThisOne, StrBuf *OutputBuffer, OneRoomNetCfg *sc, RoomNetCfgLine *data);
 void DeleteGenericCfgLine(const CfgLineType *ThisOne, RoomNetCfgLine **data);
+RoomNetCfgLine *DuplicateOneGenericCfgLine(const RoomNetCfgLine *data);
+void AddRoomCfgLine(OneRoomNetCfg *OneRNCfg, struct ctdlroom *qrbuf, RoomNetCfg LineType, RoomNetCfgLine *Line);
+
+OneRoomNetCfg* CtdlGetNetCfgForRoom(long QRNumber);
+
+typedef struct _nodeconf {
+       int DeleteMe;
+       StrBuf *NodeName;
+       StrBuf *Secret;
+       StrBuf *Host;
+       StrBuf *Port;
+}CtdlNodeConf;
 
+HashList* CtdlLoadIgNetCfg(void);
 
 
+int CtdlNetconfigCheckRoomaccess(char *errmsgbuf, 
+                                size_t n,
+                                const char* RemoteIdentifier);
+
+
+typedef struct __NetMap {
+       StrBuf *NodeName;
+       time_t lastcontact;
+       StrBuf *NextHop;
+}CtdlNetMap;
+
+HashList* CtdlReadNetworkMap(void);
+StrBuf *CtdlSerializeNetworkMap(HashList *Map);
+void NetworkLearnTopology(char *node, char *path, HashList *the_netmap, int *netmap_changed);
+int CtdlIsValidNode(const StrBuf **nexthop,
+                   const StrBuf **secret,
+                   StrBuf *node,
+                   HashList *IgnetCfg,
+                   HashList *the_netmap);
+
+
+
+
+int CtdlNetworkTalkingTo(const char *nodename, long len, int operation);
+
+/*
+ * Operations that can be performed by network_talking_to()
+ */
+enum {
+        NTT_ADD,
+        NTT_REMOVE,
+        NTT_CHECK
+};
 
 /*
  * Expose API calls from user_ops.c