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65 lines
2.6 KiB
C
65 lines
2.6 KiB
C
//----------------------------------------------------------------------------//
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// GNU GPL OS/K //
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// //
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// Desc: Heap management functions //
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// //
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// //
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// Copyright © 2018-2019 The OS/K Team //
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// //
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// This file is part of OS/K. //
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// //
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// OS/K is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 3 of the License, or //
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// any later version. //
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// //
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// OS/K 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 OS/K. If not, see <https://www.gnu.org/licenses/>. //
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//----------------------------------------------------------------------------//
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#ifndef _KERNEL_H
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#include <kernel.h>
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#endif
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#ifndef _MM_HEAP_H
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#define _MM_HEAP_H
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//----------------------------------------------------------------------------//
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// Absolute heap max
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#define MM_HEAP_MAX (256 * MB)
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// Address of the heap
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extern void *_heap_start;
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// Current end of the heap
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extern void *_heap_end;
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// Maximal size of the heap
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// (Default: MM_HEAP_MAX)
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extern size_t _heap_max;
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void MmInitHeap(void);
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void MmLockHeap(void);
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void MmUnlockHeap(void);
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size_t MmGetHeapSize(void);
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size_t MmGetMaxHeapSize(void);
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error_t MmSetMaxHeapSize(size_t);
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error_t MmGrowHeap(size_t);
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error_t MmShrinkHeap(size_t);
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void MmIsHeapSmashed(void);
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//----------------------------------------------------------------------------//
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#endif
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