1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __LIBPERF_INTERNAL_XYARRAY_H 3*4882a593Smuzhiyun #define __LIBPERF_INTERNAL_XYARRAY_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/compiler.h> 6*4882a593Smuzhiyun #include <sys/types.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun struct xyarray { 9*4882a593Smuzhiyun size_t row_size; 10*4882a593Smuzhiyun size_t entry_size; 11*4882a593Smuzhiyun size_t entries; 12*4882a593Smuzhiyun size_t max_x; 13*4882a593Smuzhiyun size_t max_y; 14*4882a593Smuzhiyun char contents[] __aligned(8); 15*4882a593Smuzhiyun }; 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct xyarray *xyarray__new(int xlen, int ylen, size_t entry_size); 18*4882a593Smuzhiyun void xyarray__delete(struct xyarray *xy); 19*4882a593Smuzhiyun void xyarray__reset(struct xyarray *xy); 20*4882a593Smuzhiyun xyarray__entry(struct xyarray * xy,int x,int y)21*4882a593Smuzhiyunstatic inline void *xyarray__entry(struct xyarray *xy, int x, int y) 22*4882a593Smuzhiyun { 23*4882a593Smuzhiyun return &xy->contents[x * xy->row_size + y * xy->entry_size]; 24*4882a593Smuzhiyun } 25*4882a593Smuzhiyun xyarray__max_y(struct xyarray * xy)26*4882a593Smuzhiyunstatic inline int xyarray__max_y(struct xyarray *xy) 27*4882a593Smuzhiyun { 28*4882a593Smuzhiyun return xy->max_y; 29*4882a593Smuzhiyun } 30*4882a593Smuzhiyun xyarray__max_x(struct xyarray * xy)31*4882a593Smuzhiyunstatic inline int xyarray__max_x(struct xyarray *xy) 32*4882a593Smuzhiyun { 33*4882a593Smuzhiyun return xy->max_x; 34*4882a593Smuzhiyun } 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #endif /* __LIBPERF_INTERNAL_XYARRAY_H */ 37