addon.h

   1 #ifndef ADDON_H
   2 #define ADDON_H
   3
   4 #include "common.h"
   5 #include "vg/vg_steam_ugc.h"
   6 #include "workshop_types.h"
   7 #include "addon_cache.h"
   8
   9 #include "world.h"
  10 #include "player.h"
  11
  12 #define ADDON_FOLDERNAME_MAX 64
  13
  14 /* total count that we have knowledge of */
  15 #define ADDON_MOUNTED_MAX 128
  16
  17 /* in memory and loaded stuffs */
  18 #define CACHE_BOARD_MAX  10
  19 #define CACHE_PLAYER_MAX 10
  20
  21 typedef struct addon_reg addon_reg;
  22 struct {
  23    struct addon_reg{
  24       PublishedFileId_t workshop_id;
  25
  26       enum workshop_file_type type;
  27       u8 metadata[512];  /* vg_msg buffer */
  28       u32 metadata_len;
  29
  30       char foldername[ ADDON_FOLDERNAME_MAX ];
  31       u32 foldername_hash;
  32       void *userdata;
  33
  34       enum addon_state{
  35          k_addon_state_none,
  36          k_addon_state_indexed,
  37          k_addon_state_indexed_absent /* gone but not forgotten */
  38       }
  39       state;
  40    }
  41    *registry;
  42    u32 registry_count;
  43
  44    /* deffered: updates in main thread */
  45    u32 registry_type_counts[k_workshop_file_type_max];
  46
  47    /* caches */
  48    struct cache_board{
  49       enum cache_board_state{
  50          k_cache_board_state_none,
  51          k_cache_board_state_loaded,
  52          k_cache_board_state_load_request
  53       }
  54       state;
  55       struct player_board board;
  56       u32 reg_index;
  57       addon_reg *reg_ptr;
  58
  59       addon_cache_node cachenode;
  60    }
  61    *boards;
  62    addon_cache board_cache;
  63
  64    SDL_SpinLock sl_cache;
  65 }
  66 static addon_system;
  67
  68 static void addon_system_init( void );
  69 static u32 addon_count( enum workshop_file_type type );
  70 static addon_reg *get_addon_from_index(enum workshop_file_type type, u32 index);
  71 static u32 get_index_from_addon( enum workshop_file_type type, addon_reg *a );
  72 static int addon_get_content_folder( addon_reg *reg, vg_str *folder );
  73
  74 /* scanning routines */
  75 VG_STATIC void addon_mount_content_folder( enum workshop_file_type type,
  76                                            const char *base_folder,
  77                                            const char *content_ext );
  78 VG_STATIC void addon_mount_workshop_items(void);
  79 VG_STATIC void async_addon_reg_update( void *data, u32 size );
  80 VG_STATIC addon_reg *addon_mount_local_addon( const char *folder,
  81                                               enum workshop_file_type type,
  82                                               const char *content_ext );
  83
  84 #endif /* ADDON_H */