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44 lines
1.0 KiB
C++
44 lines
1.0 KiB
C++
/* Copyright (c) 2008-2014, Avian Contributors
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Permission to use, copy, modify, and/or distribute this software
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for any purpose with or without fee is hereby granted, provided
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that the above copyright notice and this permission notice appear
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in all copies.
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There is NO WARRANTY for this software. See license.txt for
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details. */
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#ifndef AVIAN_UTIL_FIXED_ALLOCATOR_H
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#define AVIAN_UTIL_FIXED_ALLOCATOR_H
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#include "allocator.h"
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#include "abort.h"
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#include "slice.h"
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namespace avian {
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namespace util {
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// An Allocator that allocates, bump-pointer style, out of a pre-defined chunk
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// of memory.
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class FixedAllocator : public Alloc {
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public:
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FixedAllocator(Aborter* a, Slice<uint8_t> memory);
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virtual void* tryAllocate(size_t size);
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void* allocate(size_t size, unsigned padAlignment);
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virtual void* allocate(size_t size);
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virtual void free(const void* p, size_t size);
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Aborter* a;
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Slice<uint8_t> memory;
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size_t offset;
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};
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} // namespace util
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} // namespace avian
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#endif // AVIAN_UTIL_FIXED_ALLOCATOR_H
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