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38 lines
639 B
C
38 lines
639 B
C
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#pragma once
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#include <stdlib.h>
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#include <AK/HashTable.h>
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namespace AK {
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class IDAllocator {
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public:
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IDAllocator() {}
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~IDAllocator() {}
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int allocate()
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{
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int r = rand();
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for (int i = 0; i < 100000; ++i) {
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int allocated_id = r + i;
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if (!m_allocated_ids.contains(allocated_id)) {
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m_allocated_ids.set(allocated_id);
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return allocated_id;
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}
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}
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ASSERT_NOT_REACHED();
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}
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void deallocate(int id)
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{
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m_allocated_ids.remove(id);
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}
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private:
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HashTable<int> m_allocated_ids;
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};
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}
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using AK::IDAllocator;
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