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42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
// MEM2 allocator
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// Made as a class so i can have 2 sections, one being dedicated to the covers
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#ifndef __MEM2ALLOC_HPP
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#define __MEM2ALLOC_HPP
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#include <ogc/mutex.h>
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class CMEM2Alloc
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{
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public:
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void *allocate(unsigned int s);
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void release(void *p);
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void *reallocate(void *p, unsigned int s);
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void init(unsigned int size);
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void init(void *addr, void *end);
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void cleanup(void);
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void clear(void);
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static unsigned int usableSize(void *p);
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void forceEndAddress(void *newAddr) { m_endAddress = (SBlock *)newAddr; }
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void *getEndAddress(void) const { return m_endAddress; }
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void info(void *&address, unsigned int &size) const { address = m_baseAddress; size = (const char *)m_endAddress - (const char *)m_baseAddress; }
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//
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CMEM2Alloc(void) : m_baseAddress(0), m_endAddress(0), m_first(0), m_mutex(0) { }
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private:
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struct SBlock
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{
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unsigned int s;
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SBlock *next;
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SBlock *prev;
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bool f;
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} __attribute__((aligned(32)));
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SBlock *m_baseAddress;
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SBlock *m_endAddress;
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SBlock *m_first;
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mutex_t m_mutex;
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private:
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CMEM2Alloc(const CMEM2Alloc &);
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};
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#endif // !defined(__MEM2ALLOC_HPP)
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