radare2/libr/io/undo.h

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#ifndef _INCLUDE_UNDO_H_
#define _INCLUDE_UNDO_H_
struct undow_t {
int set;
u64 off;
u8 *o; /* old data */
u8 *n; /* new data */
int len; /* length */
struct list_head list;
};
enum {
UNDO_WRITE_UNSET = 0,
UNDO_WRITE_SET = 1
};
void undo_seek();
void undo_redo();
void undo_reset();
void undo_list();
void undo_push();
void undo_write_set_all(int set);
void undo_write_new(u64 off, const u8 *data, int len);
int undo_write_set(int n, int set);
void undo_write_list();
int undo_write_size();
#endif