58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
/*
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* The Rust runtime uses memory regions to provide a primitive level of
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* memory management and isolation between tasks, and domains.
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*
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* TODO: Implement a custom lock-free malloc / free instead of relying solely
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* on the standard malloc / free.
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*/
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#ifndef MEMORY_REGION_H
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#define MEMORY_REGION_H
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#include "sync/lock_and_signal.h"
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class rust_srv;
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class memory_region {
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private:
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rust_srv *_srv;
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memory_region *_parent;
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size_t _live_allocations;
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array_list<void *> _allocation_list;
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const bool _detailed_leaks;
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const bool _synchronized;
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lock_and_signal _lock;
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public:
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enum memory_region_type {
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LOCAL = 0x1, SYNCHRONIZED = 0x2
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};
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memory_region(rust_srv *srv, bool synchronized);
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memory_region(memory_region *parent);
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void *malloc(size_t size);
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void *calloc(size_t size);
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void *realloc(void *mem, size_t size);
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void free(void *mem);
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virtual ~memory_region();
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};
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inline void *operator new(size_t size, memory_region ®ion) {
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return region.malloc(size);
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}
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inline void *operator new(size_t size, memory_region *region) {
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return region->malloc(size);
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}
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//
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// Local Variables:
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// mode: C++
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// compile-command: "make -k -C .. 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
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// End:
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//
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#endif /* MEMORY_REGION_H */
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