| 1 | /* $Id: rmalloc.h,v 1.3 2000-09-02 21:08:04 bird Exp $
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| 2 | *
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| 3 | * Resident Heap.
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| 4 | *
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| 5 | * Note: This heap does very little checking on input.
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| 6 | * Use with care! We're running at Ring-0!
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| 7 | *
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| 8 | * Copyright (c) 1999-2000 knut st. osmundsen
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| 9 | *
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| 10 | * Project Odin Software License can be found in LICENSE.TXT
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| 11 | *
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| 12 | */
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| 13 |
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| 14 | /* XLATOFF */
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| 15 | #ifndef _RMALLOC_H_
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| 16 | #define _RMALLOC_H_
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| 17 |
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| 18 | #ifdef __cplusplus
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| 19 | extern "C" {
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| 20 | #endif
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| 21 | /* XLATON */
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| 22 | /*******************************************************************************
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| 23 | * Structures and Typedefs *
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| 24 | *******************************************************************************/
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| 25 | typedef struct HeapState_s /* note: this is used by both swappable and resident heaps */
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| 26 | {
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| 27 | ULONG cbHeapSize; /* Amount of memory used by the heap free and used++. */
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| 28 | ULONG cbHeapFree; /* Amount of used space. */
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| 29 | ULONG cbHeapUsed; /* Amount of free space reserved. */
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| 30 | ULONG cBlocksUsed; /* Count of used blocks. */
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| 31 | ULONG cBlocksFree; /* Count of free blocks. */
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| 32 | } HEAPSTATE, *PHEAPSTATE;
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| 33 |
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| 34 |
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| 35 | /*******************************************************************************
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| 36 | * Exported Functions and Variables *
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| 37 | *******************************************************************************/
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| 38 | int resHeapInit(unsigned, unsigned);
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| 39 | void * rmalloc(unsigned);
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| 40 | void * rrealloc(void *, unsigned);
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| 41 | void rfree(void *);
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| 42 |
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| 43 | unsigned _res_msize(void *);
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| 44 | int _res_validptr(void *);
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| 45 | int _res_validptr2(void *, unsigned);
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| 46 | unsigned _res_memfree(void);
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| 47 | unsigned _res_memused(void);
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| 48 | int _res_state(PHEAPSTATE);
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| 49 | int _res_heap_check(void);
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| 50 | void _res_heapmin(void);
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| 51 | void _res_dump_subheaps(void);
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| 52 | void _res_dump_allocated(unsigned);
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| 53 |
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| 54 | extern unsigned cbResHeapMax; /* Maximum amount of memory used by the heap. */
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| 55 |
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| 56 |
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| 57 | /* XLATOFF */
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| 58 | #ifdef __cplusplus
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| 59 | }
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| 60 | #endif
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| 61 | #endif /* _MALLOC_H_ */
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| 62 | /* XLATON */
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| 63 |
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