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#ifndef CORE_MEMVIEW_H
#define CORE_MEMVIEW_H
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <SDL.h>
#include "procfs.h"
#ifndef PAGE_WIDTH
#define PAGE_WIDTH (256)
#endif
#define PAGE_HEIGHT ((PAGE_SIZE * CHAR_BIT) / PAGE_WIDTH)
uintptr_t to_addr(int x, int y);
void to_pos(uintptr_t addr, int *x, int *y);
struct viewer;
struct viewer *create_viewer(int fd, SDL_Renderer *renderer);
void destroy_viewer(struct viewer *v);
bool render_pages(struct viewer *v,
int x, int y, int width, int height, double scale, bool refresh);
void pencil(struct viewer *v,
double x1, double y1, double x2, double y2, bool bit);
#endif
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