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83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/* Copyright (C) 1994-2003 Revolution Software Ltd
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#ifndef MEMORY_H
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#define MEMORY_H
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#include "common/scummsys.h"
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//#include "src\driver96.h"
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typedef struct
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{
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uint32 state;
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uint32 age; // *not used*
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uint32 size;
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int32 parent; //who is before us
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int32 child; //who is after us
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uint32 uid; //id of a position in the resList or some other unique id - for the visual display only
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uint8 *ad;
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} mem;
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#define MEM_null 0 //null
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#define MEM_free 1
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#define MEM_locked 2
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#define MEM_float 3
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//---------------------------------------
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// MEMORY BLOCKS
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#define MAX_mem_blocks 999
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// maintain at a good 50% higher than the
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// highest recorded value from the on-screen info
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//---------------------------------------
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#define UID_memman 0xffffffff
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#define UID_NULL 0xfffffffe //FREE
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#define UID_font 0xfffffffd
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#define UID_temp 0xfffffffc
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#define UID_decompression_buffer 0xfffffffb
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#define UID_shrink_buffer 0xfffffffa
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#define UID_con_sprite 0xfffffff9
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#define UID_text_sprite 0xfffffff8
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#define UID_walk_anim 0xfffffff7
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#define UID_savegame_buffer 0xfffffff6
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#define UID_restoregame_buffer 0xfffffff5
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void Init_memory_manager(void);
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void Close_memory_manager(void); //Tony2Oct96
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//mem *Talloc(uint32 size, uint32 type, uint32 unique_id); //low level
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mem *Twalloc(uint32 size, uint32 type, uint32 unique_id); //high level
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void Free_mem(mem *block);
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void Float_mem(mem *block);
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void Lock_mem(mem *block);
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void Mem_debug(void);
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void Visual_mem_display(void);
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int32 Defrag_mem(uint32 req_size); //Tony10Apr96
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extern uint32 total_blocks;
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extern uint32 base_mem_block;
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extern mem mem_list[MAX_mem_blocks];
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extern uint32 total_free_memory;
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#endif
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