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#ifdef PIXMAN_FB_ACCESSORS
#define READ(img, ptr) \
(((bits_image_t *)(img))->read_func ((ptr), sizeof(*(ptr))))
#define WRITE(img, ptr,val) \
(((bits_image_t *)(img))->write_func ((ptr), (val), sizeof (*(ptr))))
#define MEMSET_WRAPPED(img, dst, val, size) \
do { \
size_t _i; \
uint8_t *_dst = (uint8_t*)(dst); \
for(_i = 0; _i < (size_t) size; _i++) { \
WRITE((img), _dst +_i, (val)); \
} \
} while (0)
#else
#define READ(img, ptr) (*(ptr))
#define WRITE(img, ptr, val) (*(ptr) = (val))
#define MEMSET_WRAPPED(img, dst, val, size) \
memset(dst, val, size)
#endif