z80ex_dasm.h

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/*
 * Z80Ex, ZILoG Z80 CPU emulator.
 *
 * by Pigmaker57 aka boo_boo [pigmaker57@kahoh57.info]
 *
 * contains some code from the FUSE project (http://fuse-emulator.sourceforge.net)
 * Released under GNU GPL v2
 *
 */
 
#ifndef _Z80EX_DASM_H_INCLUDED
#define _Z80EX_DASM_H_INCLUDED
 
#include "xemu/z80ex/z80ex.h"
 
/*callback that returns byte for a given adress*/
typedef Z80EX_BYTE (*z80ex_dasm_readbyte_cb)(Z80EX_WORD addr);
 
/*flags*/
enum Z80EX_DASM_FLAGS {
        WORDS_DEC = 1,
        BYTES_DEC = 2
};
 
#ifndef __Z80EX_SELF_INCLUDE
 
/*z80ex_dasm: disassemble single instruction at the given adress
output - text buffer to write disassembly to
output_size - length of the text buffer
flags - output format settings, or 0 for defaults
t_states  - will be set to T-states of the instruction
t_states2 - for branching commands: T-states when PC is changed, for other commands: 0
readbyte_cb - callback function for reading byte at given adress
addr - adress of the first byte of the instruction to disassemble
user_data - will be passed to readbyte_cb callback
 
returns: length of processed instruction in bytes
*/
extern int z80ex_dasm(char *output, int output_size, unsigned flags, int *t_states, int *t_states2,
        z80ex_dasm_readbyte_cb readbyte_cb, Z80EX_WORD addr);
 
#endif
 
#endif