1#ifndef _PERF_XYARRAY_H_ 2#define _PERF_XYARRAY_H_ 1 3 4#include <sys/types.h> 5 6struct xyarray { 7 size_t row_size; 8 size_t entry_size; 9 char contents[]; 10}; 11 12struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size); 13void xyarray__delete(struct xyarray *xy); 14 15static inline void *xyarray__entry(struct xyarray *xy, int x, int y) 16{ 17 return &xy->contents[x * xy->row_size + y * xy->entry_size]; 18} 19 20#endif /* _PERF_XYARRAY_H_ */ 21