c55plus.c

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// SPDX-FileCopyrightText: 2013 th0rpe <josediazfer@yahoo.es>
// SPDX-License-Identifier: LGPL-3.0-only
 
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <rz_types.h>
#include <rz_lib.h>
#include <rz_asm.h>
 
#define USE_DECODE
#include "decode.h"
 
#include "../tms320_dasm.h"
 
extern ut8 *ins_buff;
extern ut32 ins_buff_len;
extern char *c55plus_decode(ut32 ins_pos, ut32 *next_ins_pos);
 
int c55x_plus_disassemble(tms320_dasm_t *dasm, const ut8 *buf, int len) {
    unsigned int next_ins_pos;
    char *ins_decoded;
    size_t i, ins_decoded_len;
 
    ins_buff = (ut8 *)buf;
    ins_buff_len = (ut32)len;
 
    next_ins_pos = 0;
 
    // decode instruction
    ins_decoded = c55plus_decode(0, &next_ins_pos);
    dasm->length = next_ins_pos;
    if (!ins_decoded) {
        return 0;
    }
 
    // opcode length
    dasm->length = next_ins_pos;
    ins_decoded_len = strlen(ins_decoded);
    for (i = 0; i < ins_decoded_len; i++) {
        {
            ins_decoded[i] = tolower((unsigned char)ins_decoded[i]);
        }
    }
    snprintf(dasm->syntax, sizeof(dasm->syntax), "%s", ins_decoded);
    free(ins_decoded);
 
    return next_ins_pos;
}