* Added an iterator to map.h/c.

  Will be used instead of map_getallusers, which has problems with dangling pointers (returned array isn't updated).

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@12170 54d463be-8e91-2dee-dedb-b68131a5f0ec

1 files changed, 19 insertions, 0 deletions

diff --git a/src/map/map.h b/src/map/map.h
index 436fbca33..81b83257c 100644
--- a/src/map/map.h
+++ b/src/map/map.h
@@ -1324,6 +1324,25 @@ void map_foreachmob(int (*func)(DBKey,void*,va_list),...);
 int map_foreachiddb(int (*)(DBKey,void*,va_list),...);
 struct map_session_data * map_nick2sd(const char*);
 
+/// Bitfield of flags for the iterator.
+enum e_mapitflags
+{
+	MAPIT_NORMAL = 0,
+	MAPIT_PCISPLAYING = 1,// player is authed, not waiting disconnect and not in final save
+};
+struct s_mapiterator;
+struct s_mapiterator*   mapit_alloc(enum e_mapitflags flags, enum bl_type types);
+void                    mapit_free(struct s_mapiterator* mapit);
+struct block_list*      mapit_first(struct s_mapiterator* mapit);
+struct block_list*      mapit_last(struct s_mapiterator* mapit);
+struct block_list*      mapit_next(struct s_mapiterator* mapit);
+struct block_list*      mapit_prev(struct s_mapiterator* mapit);
+bool                    mapit_exists(struct s_mapiterator* mapit);
+#define mapit_getallusers() mapit_alloc(MAPIT_PCISPLAYING,BL_PC)
+#define mapit_geteachpc()   mapit_alloc(MAPIT_NORMAL,BL_PC)
+#define mapit_geteachmob()  mapit_alloc(MAPIT_NORMAL,BL_MOB)
+#define mapit_geteachiddb() mapit_alloc(MAPIT_NORMAL,BL_ALL)
+
 // ‚»‚Ì‘¼
 int map_check_dir(int s_dir,int t_dir);
 unsigned char map_calc_dir( struct block_list *src,int x,int y);