47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
/*
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* Copyright (c) 2013, 2022 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* sortix/kernel/addralloc.h
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* Class to keep track of mount points.
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*/
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#ifndef _INCLUDE_SORTIX_KERNEL_ADDRALLOC_H
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#define _INCLUDE_SORTIX_KERNEL_ADDRALLOC_H
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#include <stddef.h>
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#include <sortix/kernel/decl.h>
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namespace Sortix {
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struct addralloc_t
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{
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addr_t from;
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size_t size;
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};
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bool AllocateKernelAddress(addralloc_t* ret, size_t size);
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void FreeKernelAddress(addralloc_t* alloc);
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size_t ExpandHeap(size_t increase);
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void ShrinkHeap(size_t decrease);
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addr_t GetHeapLower();
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addr_t GetHeapUpper();
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size_t GetHeapSize();
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void KernelAddressStatistics(size_t* heap, size_t* aux, size_t* leaked, size_t* total);
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} // namespace Sortix
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#endif
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