hash: add extra metadata to topic handler

[irc/evilnet/x3.git] / src / hash.c

diff --git a/src/hash.c b/src/hash.c
index 4b0731de4745c390938d1c4b8da4ceaa2614cfeb..51c355c469b30743796516e96c02c4079651621a 100644 (file)
--- a/src/hash.c
+++ b/src/hash.c
@@ -102,69 +102,104 @@ GetServerH(const char *name)
 }
 
 new_user_func_t *nuf_list;
+void **nuf_list_extra;
 unsigned int nuf_size = 0, nuf_used = 0;
 
 void
-reg_new_user_func(new_user_func_t handler)
+reg_new_user_func(new_user_func_t handler, void *extra)
 {
     if (nuf_used == nuf_size) {
-       if (nuf_size) {
-           nuf_size <<= 1;
-           nuf_list = realloc(nuf_list, nuf_size*sizeof(new_user_func_t));
-       } else {
-           nuf_size = 8;
-           nuf_list = malloc(nuf_size*sizeof(new_user_func_t));
-       }
+        if (nuf_size) {
+            nuf_size <<= 1;
+            nuf_list = realloc(nuf_list, nuf_size*sizeof(new_user_func_t));
+            nuf_list_extra = realloc(nuf_list_extra, nuf_size*sizeof(void*));
+        } else {
+            nuf_size = 8;
+            nuf_list = malloc(nuf_size*sizeof(new_user_func_t));
+            nuf_list_extra = malloc(nuf_size*sizeof(void*));
+        }
+    }
+    nuf_list[nuf_used] = handler;
+    nuf_list_extra[nuf_used++] = extra;
+}
+
+void
+call_new_user_funcs(struct userNode* user)
+{
+    unsigned int i;
+
+    for (i = 0; i < nuf_used && !(user->dead); ++i)
+    {
+        nuf_list[i](user, nuf_list_extra[i]);
     }
-    nuf_list[nuf_used++] = handler;
 }
 
 static nick_change_func_t *ncf2_list;
+static void **ncf2_list_extra;
 static unsigned int ncf2_size = 0, ncf2_used = 0;
 
 void
-reg_nick_change_func(nick_change_func_t handler)
+reg_nick_change_func(nick_change_func_t handler, void *extra)
 {
     if (ncf2_used == ncf2_size) {
         if (ncf2_size) {
             ncf2_size <<= 1;
             ncf2_list = realloc(ncf2_list, ncf2_size*sizeof(nick_change_func_t));
+            ncf2_list_extra = realloc(ncf2_list_extra, ncf2_size*sizeof(void*));
         } else {
             ncf2_size = 8;
             ncf2_list = malloc(ncf2_size*sizeof(nick_change_func_t));
+            ncf2_list_extra = malloc(ncf2_size*sizeof(void*));
         }
     }
-    ncf2_list[ncf2_used++] = handler;
+    ncf2_list[ncf2_used] = handler;
+    ncf2_list[ncf2_used++] = extra;
 }
 
 
 del_user_func_t *duf_list;
+void **duf_list_extra;
 unsigned int duf_size = 0, duf_used = 0;
 
 void
-reg_del_user_func(del_user_func_t handler)
+reg_del_user_func(del_user_func_t handler, void *extra)
 {
     if (duf_used == duf_size) {
-       if (duf_size) {
-           duf_size <<= 1;
-           duf_list = realloc(duf_list, duf_size*sizeof(del_user_func_t));
-       } else {
-           duf_size = 8;
-           duf_list = malloc(duf_size*sizeof(del_user_func_t));
-       }
+        if (duf_size) {
+            duf_size <<= 1;
+            duf_list = realloc(duf_list, duf_size*sizeof(del_user_func_t));
+            duf_list_extra = realloc(duf_list_extra, duf_size*sizeof(void*));
+        } else {
+            duf_size = 8;
+            duf_list = malloc(duf_size*sizeof(del_user_func_t));
+            duf_list_extra = malloc(duf_size*sizeof(void*));
+        }
+    }
+    duf_list[duf_used] = handler;
+    duf_list_extra[duf_used++] = extra;
+}
+
+void
+call_del_user_funcs(struct userNode *user, struct userNode *killer, const char *why)
+{
+    unsigned int i;
+
+    for (i = 0; i < duf_used; ++i)
+    {
+        duf_list[i](user, killer, why, duf_list_extra[i]);
     }
-    duf_list[duf_used++] = handler;
 }
 
 void
-unreg_del_user_func(del_user_func_t handler)
+unreg_del_user_func(del_user_func_t handler, void *extra)
 {
     unsigned int i;
     for (i=0; i<duf_used; i++) {
-        if (duf_list[i] == handler) break;
+        if (duf_list[i] == handler && duf_list_extra[i] == extra) break;
     }
     if (i == duf_used) return;
     memmove(duf_list+i, duf_list+i+1, (duf_used-i-1)*sizeof(duf_list[0]));
+    memmove(duf_list_extra+i, duf_list_extra+i+1, (duf_used-i-1)*sizeof(duf_list_extra[0]));
     duf_used--;
 }
 
@@ -217,7 +252,7 @@ NickChange(struct userNode* user, const char *new_nick, int no_announce)
      * place because that is slightly more useful.
      */
     for (nn=0; (nn<ncf2_used) && !user->dead; nn++)
-        ncf2_list[nn](user, old_nick);
+        ncf2_list[nn](user, old_nick, ncf2_list_extra[nn]);
     user->timestamp = now;
     if (IsLocal(user) && !no_announce)
         irc_nick(user, old_nick);
@@ -252,7 +287,7 @@ SVSNickChange(struct userNode* user, const char *new_nick)
      * place because that is slightly more useful.
      */
     for (nn=0; (nn<ncf2_used) && !user->dead; nn++)
-        ncf2_list[nn](user, old_nick);
+        ncf2_list[nn](user, old_nick, ncf2_list_extra[nn]);
     user->timestamp = now;
 
     free(old_nick);
@@ -386,21 +421,25 @@ reg_new_channel_func(new_channel_func_t handler)
 }
 
 static join_func_t *jf_list;
+static void **jf_list_extra;
 static unsigned int jf_size = 0, jf_used = 0;
 
 void
-reg_join_func(join_func_t handler)
+reg_join_func(join_func_t handler, void *extra)
 {
     if (jf_used == jf_size) {
        if (jf_size) {
            jf_size <<= 1;
            jf_list = realloc(jf_list, jf_size*sizeof(join_func_t));
+        jf_list_extra = realloc(jf_list_extra, jf_size*sizeof(void*));
        } else {
            jf_size = 8;
            jf_list = malloc(jf_size*sizeof(join_func_t));
+        jf_list_extra = malloc(jf_size*sizeof(void*));
        }
     }
-    jf_list[jf_used++] = handler;
+    jf_list[jf_used] = handler;
+    jf_list_extra[jf_used++] = extra;
 }
 
 int rel_age;
@@ -646,7 +685,7 @@ AddChannelUser(struct userNode *user, struct chanNode* channel)
         for (n=0; (n<jf_used) && !user->dead; n++) {
             /* Callbacks return true if they kick or kill the user,
              * and we can continue without removing mNode. */
-            if (jf_list[n](mNode))
+            if (jf_list[n](mNode, jf_list_extra[n]))
                 return NULL;
         }
 
@@ -816,21 +855,25 @@ int ChannelExemptExists(struct chanNode *channel, const char *exempt)
 }
 
 static topic_func_t *tf_list;
+static void **tf_list_extra;
 static unsigned int tf_size = 0, tf_used = 0;
 
 void
-reg_topic_func(topic_func_t handler)
+reg_topic_func(topic_func_t handler, void *extra)
 {
     if (tf_used == tf_size) {
        if (tf_size) {
            tf_size <<= 1;
            tf_list = realloc(tf_list, tf_size*sizeof(topic_func_t));
+        tf_list_extra = realloc(tf_list_extra, tf_size*sizeof(void*));
        } else {
            tf_size = 8;
            tf_list = malloc(tf_size*sizeof(topic_func_t));
+        tf_list_extra = malloc(tf_size*sizeof(void*));
        }
     }
-    tf_list[tf_used++] = handler;
+    tf_list[tf_used] = handler;
+    tf_list_extra[tf_used++] = extra;
 }
 
 void
@@ -862,7 +905,7 @@ SetChannelTopic(struct chanNode *channel, struct userNode *service, struct userN
              * that it has reverted the topic change, and that further
              * hooks should not be called.
              */
-           if (tf_list[n](user, channel, old_topic))
+           if (tf_list[n](user, channel, old_topic, tf_list_extra[n]))
                 break;
     }
 }
@@ -952,13 +995,19 @@ hash_cleanup(void)
     userList_clean(&curr_opers);
 
     free(slf_list);
+    free(slf_list_extra);
     free(nuf_list);
+    free(nuf_list_extra);
     free(ncf2_list);
+    free(ncf2_list_extra);
     free(duf_list);
+    free(duf_list_extra);
     free(ncf_list);
     free(jf_list);
+    free(jf_list_extra);
     free(dcf_list);
     free(pf_list);
     free(kf_list);
     free(tf_list);
+    free(tf_list_extra);
 }