]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - fs.c
Unload dlcache packs when changing map or disconnecting
[xonotic/darkplaces.git] / fs.c
diff --git a/fs.c b/fs.c
index f8266c71a2a7e7e10b4ee3c21f1d533f6e657010..7c5ce33c2e99163691ad8f08704496e142b65f23 100644 (file)
--- a/fs.c
+++ b/fs.c
@@ -321,6 +321,7 @@ typedef struct pack_s
        int ignorecase;  ///< PK3 ignores case
        int numfiles;
        qbool vpack;
+       qbool dlcache;
        packfile_t *files;
 } pack_t;
 //@}
@@ -1118,7 +1119,7 @@ FS_AddPack_Fullpath
  * plain directories.
  *
  */
-static qbool FS_AddPack_Fullpath(const char *pakfile, const char *shortname, qbool *already_loaded, qbool keep_plain_dirs)
+static qbool FS_AddPack_Fullpath(const char *pakfile, const char *shortname, qbool *already_loaded, qbool keep_plain_dirs, qbool dlcache)
 {
        searchpath_t *search;
        pack_t *pak = NULL;
@@ -1194,6 +1195,7 @@ static qbool FS_AddPack_Fullpath(const char *pakfile, const char *shortname, qbo
                        fs_searchpaths = search;
                }
                search->pack = pak;
+               search->pack->dlcache = dlcache;
                if(pak->vpack)
                {
                        dpsnprintf(search->filename, sizeof(search->filename), "%s/", pakfile);
@@ -1232,7 +1234,7 @@ FS_AddPack
  * If keep_plain_dirs is set, the pack will be added AFTER the first sequence of
  * plain directories.
  */
-qbool FS_AddPack(const char *pakfile, qbool *already_loaded, qbool keep_plain_dirs)
+qbool FS_AddPack(const char *pakfile, qbool *already_loaded, qbool keep_plain_dirs, qbool dlcache)
 {
        char fullpath[MAX_OSPATH];
        int index;
@@ -1251,7 +1253,7 @@ qbool FS_AddPack(const char *pakfile, qbool *already_loaded, qbool keep_plain_di
 
        dpsnprintf(fullpath, sizeof(fullpath), "%s%s", search->filename, pakfile);
 
-       return FS_AddPack_Fullpath(fullpath, pakfile, already_loaded, keep_plain_dirs);
+       return FS_AddPack_Fullpath(fullpath, pakfile, already_loaded, keep_plain_dirs, dlcache);
 }
 
 
@@ -1280,7 +1282,7 @@ static void FS_AddGameDirectory (const char *dir)
        {
                if (!strcasecmp(FS_FileExtension(list.strings[i]), "pak"))
                {
-                       FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false);
+                       FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false, false);
                }
        }
 
@@ -1290,7 +1292,7 @@ static void FS_AddGameDirectory (const char *dir)
                if (!strcasecmp(FS_FileExtension(list.strings[i]), "pk3") || !strcasecmp(FS_FileExtension(list.strings[i]), "obb") || !strcasecmp(FS_FileExtension(list.strings[i]), "pk3dir")
                        || !strcasecmp(FS_FileExtension(list.strings[i]), "dpk") || !strcasecmp(FS_FileExtension(list.strings[i]), "dpkdir"))
                {
-                       FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false);
+                       FS_AddPack_Fullpath(list.strings[i], list.strings[i] + strlen(dir), NULL, false, false);
                }
        }
 
@@ -1399,6 +1401,46 @@ static void FS_ClearSearchPath (void)
        }
 }
 
+/*
+================
+FS_UnloadPacks_dlcache
+
+Like FS_ClearSearchPath() but unloads only the packs loaded from dlcache
+so we don't need to use a full FS_Rescan() to prevent
+content from the previous server and/or map from interfering with the next
+================
+*/
+void FS_UnloadPacks_dlcache(void)
+{
+       searchpath_t *search = fs_searchpaths, *searchprev = fs_searchpaths, *searchnext;
+
+       while (search)
+       {
+               searchnext = search->next;
+               if (search->pack && search->pack->dlcache)
+               {
+                       Con_DPrintf("Unloading pack: %s\n", search->pack->shortname);
+
+                       // remove it from the search path list
+                       if (search == fs_searchpaths)
+                               fs_searchpaths = search->next;
+                       else
+                               searchprev->next = search->next;
+
+                       // close the file
+                       FILEDESC_CLOSE(search->pack->handle);
+                       // free any memory associated with it
+                       if (search->pack->files)
+                               Mem_Free(search->pack->files);
+                       Mem_Free(search->pack);
+                       Mem_Free(search);
+               }
+               else
+                       searchprev = search;
+               search = searchnext;
+       }
+}
+
 static void FS_AddSelfPack(void)
 {
        if(fs_selfpack)