capstone/utils.h

/* Capstone Disassembler Engine */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013> */

#ifndef __CS_UTILS_H__
#define __CS_UTILS_H__ 

#include <stdbool.h>

// threshold number, so above this number will be printed in hexa mode
#define HEX_THRESHOLD 9

typedef struct Pair {
	char *str;
	unsigned num;
} Pair;

// map instruction to its characteristics
typedef struct insn_map {
	unsigned int id;
	unsigned int mapid;
	unsigned char regs_use[12]; // list of implicit registers used by this instruction
	unsigned char regs_mod[20]; // list of implicit registers modified by this instruction
	unsigned char groups[8]; // list of group this instruction belong to
	bool branch;	// branch instruction?
	bool indirect_branch;	// indirect branch instruction?
} insn_map;

// return the position of a string in a list of strings
// or -1 if given string is not in the list
int str_in_list(char **list, char *s);

// binary searching in @m, given its size in @max, and @id
int insn_find(insn_map *m, unsigned int max, unsigned int id);

// map id to string
typedef struct name_map {
	unsigned int id;
	char *name;
} name_map;

// map a name to its ID
// return 0 if not found
int name2id(name_map* map, int max, const char *name);

// reverse mapid to id
// return 0 if not found
unsigned int insn_reverse_id(insn_map *insns, unsigned int max, unsigned int id);

// count number of positive members in a list.
// NOTE: list must be guaranteed to end in 0
unsigned int count_positive(unsigned char *list);

#define ARR_SIZE(a) (sizeof(a)/sizeof(a[0]))

#endif