+ // address returned by Chunk_Alloc (may be significantly before this header to satisify alignment)
+ void *baseaddress;
+ // next and previous memheaders in chain belonging to pool
+ struct memheader_s *next;
+ struct memheader_s *prev;
+ // pool this memheader belongs to
+ struct mempool_s *pool;
+ // size of the memory after the header (excluding header and sentinel2)
+ size_t size;
+ // file name and line where Mem_Alloc was called
+ const char *filename;
+ int fileline;
+ // should always be equal to MEMHEADER_SENTINEL_FOR_ADDRESS()
+ unsigned int sentinel;
+ // immediately followed by data, which is followed by another copy of mem_sentinel[]
+}
+memheader_t;
+
+typedef struct mempool_s
+{
+ // should always be MEMPOOL_SENTINEL
+ unsigned int sentinel1;
+ // chain of individual memory allocations
+ struct memheader_s *chain;
+ // POOLFLAG_*
+ int flags;
+ // total memory allocated in this pool (inside memheaders)
+ size_t totalsize;
+ // total memory allocated in this pool (actual malloc total)
+ size_t realsize;
+ // updated each time the pool is displayed by memlist, shows change from previous time (unless pool was freed)
+ size_t lastchecksize;
+ // linked into global mempool list
+ struct mempool_s *next;
+ // parent object (used for nested memory pools)
+ struct mempool_s *parent;
+ // file name and line where Mem_AllocPool was called
+ const char *filename;
+ int fileline;
+ // name of the pool
+ char name[POOLNAMESIZE];
+ // should always be MEMPOOL_SENTINEL
+ unsigned int sentinel2;
+}
+mempool_t;
+
+#define Mem_Alloc(pool,size) _Mem_Alloc(pool, NULL, size, 16, __FILE__, __LINE__)
+#define Mem_Memalign(pool,alignment,size) _Mem_Alloc(pool, NULL, size, alignment, __FILE__, __LINE__)
+#define Mem_Realloc(pool,data,size) _Mem_Alloc(pool, data, size, 16, __FILE__, __LINE__)
+#define Mem_Free(mem) _Mem_Free(mem, __FILE__, __LINE__)
+#define Mem_CheckSentinels(data) _Mem_CheckSentinels(data, __FILE__, __LINE__)
+#define Mem_CheckSentinelsGlobal() _Mem_CheckSentinelsGlobal(__FILE__, __LINE__)
+#define Mem_AllocPool(name, flags, parent) _Mem_AllocPool(name, flags, parent, __FILE__, __LINE__)
+#define Mem_FreePool(pool) _Mem_FreePool(pool, __FILE__, __LINE__)
+#define Mem_EmptyPool(pool) _Mem_EmptyPool(pool, __FILE__, __LINE__)
+
+void *_Mem_Alloc(mempool_t *pool, void *data, size_t size, size_t alignment, const char *filename, int fileline);
+void _Mem_Free(void *data, const char *filename, int fileline);
+mempool_t *_Mem_AllocPool(const char *name, int flags, mempool_t *parent, const char *filename, int fileline);
+void _Mem_FreePool(mempool_t **pool, const char *filename, int fileline);
+void _Mem_EmptyPool(mempool_t *pool, const char *filename, int fileline);
+void _Mem_CheckSentinels(void *data, const char *filename, int fileline);
+void _Mem_CheckSentinelsGlobal(const char *filename, int fileline);
+// if pool is NULL this searches ALL pools for the allocation
+qboolean Mem_IsAllocated(mempool_t *pool, void *data);
+
+char* Mem_strdup (mempool_t *pool, const char* s);
+
+typedef struct memexpandablearray_array_s
+{
+ unsigned char *data;
+ unsigned char *allocflags;
+ size_t numflaggedrecords;
+}
+memexpandablearray_array_t;