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