Revert "dix: Remove couple unused font server functions"

This reverts commit 14cbc31290b04a0fb8dfe790e53de1468733a6b1.

dix/dixfonts.c

@@ -1905,6 +1905,58 @@ GetClientResolutions(int *num)
     }
 }
 
+/*
+ * returns the type index of the new fpe
+ *
+ * should be called (only once!) by each type of fpe when initialized
+ */
+
+_X_EXPORT
+int
+RegisterFPEFunctions(NameCheckFunc name_func,
+                     InitFpeFunc init_func,
+                     FreeFpeFunc free_func,
+                     ResetFpeFunc reset_func,
+                     OpenFontFunc open_func,
+                     CloseFontFunc close_func,
+                     ListFontsFunc list_func,
+                     StartLfwiFunc start_lfwi_func,
+                     NextLfwiFunc next_lfwi_func,
+                     WakeupFpeFunc wakeup_func,
+                     ClientDiedFunc client_died,
+                     LoadGlyphsFunc load_glyphs,
+                     StartLaFunc start_list_alias_func,
+                     NextLaFunc next_list_alias_func, SetPathFunc set_path_func)
+{
+    FPEFunctions *new;
+
+    /* grow the list */
+    new = (FPEFunctions *) realloc(fpe_functions,
+                                    (num_fpe_types + 1) * sizeof(FPEFunctions));
+    if (!new)
+        return -1;
+    fpe_functions = new;
+
+    fpe_functions[num_fpe_types].name_check = name_func;
+    fpe_functions[num_fpe_types].open_font = open_func;
+    fpe_functions[num_fpe_types].close_font = close_func;
+    fpe_functions[num_fpe_types].wakeup_fpe = wakeup_func;
+    fpe_functions[num_fpe_types].list_fonts = list_func;
+    fpe_functions[num_fpe_types].start_list_fonts_with_info = start_lfwi_func;
+    fpe_functions[num_fpe_types].list_next_font_with_info = next_lfwi_func;
+    fpe_functions[num_fpe_types].init_fpe = init_func;
+    fpe_functions[num_fpe_types].free_fpe = free_func;
+    fpe_functions[num_fpe_types].reset_fpe = reset_func;
+    fpe_functions[num_fpe_types].client_died = client_died;
+    fpe_functions[num_fpe_types].load_glyphs = load_glyphs;
+    fpe_functions[num_fpe_types].start_list_fonts_and_aliases =
+        start_list_alias_func;
+    fpe_functions[num_fpe_types].list_next_font_or_alias = next_list_alias_func;
+    fpe_functions[num_fpe_types].set_path_hook = set_path_func;
+
+    return num_fpe_types++;
+}
+
 void
 FreeFonts()
 {
@@ -1928,3 +1980,74 @@ find_old_font(XID id)
     return (FontPtr) SecurityLookupIDByType(NullClient, id, RT_NONE,
                                             SecurityUnknownAccess);
 }
+
+_X_EXPORT
+Font
+GetNewFontClientID()
+{
+    return FakeClientID(0);
+}
+
+_X_EXPORT
+int
+StoreFontClientFont(FontPtr pfont, Font id)
+{
+    return AddResource(id, RT_NONE, (pointer) pfont);
+}
+
+_X_EXPORT
+void
+DeleteFontClientID(Font id)
+{
+    FreeResource(id, RT_NONE);
+}
+
+_X_EXPORT
+int
+client_auth_generation(ClientPtr client)
+{
+    return 0;
+}
+
+static int fs_handlers_installed = 0;
+
+static unsigned int last_server_gen;
+
+_X_EXPORT
+int
+init_fs_handlers(FontPathElementPtr fpe, BlockHandlerProcPtr block_handler)
+{
+    /* if server has reset, make sure the b&w handlers are reinstalled */
+    if (last_server_gen < serverGeneration) {
+        last_server_gen = serverGeneration;
+        fs_handlers_installed = 0;
+    }
+    if (fs_handlers_installed == 0) {
+
+
+        if (!RegisterBlockAndWakeupHandlers(block_handler,
+                                            FontWakeup, (pointer) 0))
+            return AllocError;
+        fs_handlers_installed++;
+    }
+    QueueFontWakeup(fpe);
+    return Successful;
+}
+
+_X_EXPORT
+void
+remove_fs_handlers(FontPathElementPtr fpe, BlockHandlerProcPtr block_handler,
+                   Bool all)
+{
+    if (all) {
+        /* remove the handlers if no one else is using them */
+        if (--fs_handlers_installed == 0) {
+
+
+            RemoveBlockAndWakeupHandlers(block_handler, FontWakeup,
+                                         (pointer) 0);
+        }
+    }
+    RemoveFontWakeup(fpe);
+}
+