static int disassemble(RAsm *a, RAsmOp *op, const ut8 *buf, int len) {
ebc_command_t cmd = { {0}, {0} };
int ret = ebc_decode_command (buf, &cmd);
const char *buf_asm = (cmd.operands[0])
? sdb_fmt ("%s %s", cmd.instr, cmd.operands): cmd.instr;
r_asm_op_set_asm (op, buf_asm);
return op->size = ret;
}
static int disassemble(RAsm *a, RAsmOp *op, const ut8 *buf, int len) {
int ret = 1;
ebc_command_t cmd = { {0}, {0} };
ret = ebc_decode_command(buf, &cmd);
if (cmd.operands[0]) {
snprintf(op->buf_asm, R_ASM_BUFSIZE,
"%s %s", cmd.instr, cmd.operands);
} else {
snprintf(op->buf_asm, R_ASM_BUFSIZE, "%s", cmd.instr);
}
op->size = ret;
return ret;
}
static int ebc_op(RAnal *anal, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
int ret;
ebc_command_t cmd;
ut8 opcode = buf[0] & EBC_OPCODE_MASK;
if (!op)
return 2;
memset(op, 0, sizeof (RAnalOp));
op->addr = addr;
op->jump = op->fail = -1;
op->ptr = op->val = -1;
ret = op->size = ebc_decode_command(buf, &cmd);
if (ret < 0)
return ret;
switch (opcode) {
case EBC_JMP8:
ebc_anal_jmp8(op, addr, buf);
break;
case EBC_JMP:
ebc_anal_jmp(op, addr, buf);
break;
case EBC_MOVBW:
case EBC_MOVWW:
case EBC_MOVDW:
case EBC_MOVQW:
case EBC_MOVBD:
case EBC_MOVWD:
case EBC_MOVDD:
case EBC_MOVQD:
case EBC_MOVSNW:
case EBC_MOVSND:
case EBC_MOVQQ:
case EBC_MOVNW:
case EBC_MOVND:
case EBC_MOVI:
case EBC_MOVIN:
case EBC_MOVREL:
op->type = R_ANAL_OP_TYPE_MOV;
break;
case EBC_RET:
op->type = R_ANAL_OP_TYPE_RET;
break;
case EBC_CMPEQ:
case EBC_CMPLTE:
case EBC_CMPGTE:
case EBC_CMPULTE:
case EBC_CMPUGTE:
case EBC_CMPIEQ:
case EBC_CMPILTE:
case EBC_CMPIGTE:
case EBC_CMPIULTE:
case EBC_CMPIUGTE:
op->type = R_ANAL_OP_TYPE_CMP;
break;
case EBC_SHR:
op->type = R_ANAL_OP_TYPE_SHR;
break;
case EBC_SHL:
op->type = R_ANAL_OP_TYPE_SHL;
break;
case EBC_OR:
op->type = R_ANAL_OP_TYPE_OR;
break;
case EBC_XOR:
op->type = R_ANAL_OP_TYPE_XOR;
break;
case EBC_MUL:
op->type = R_ANAL_OP_TYPE_MUL;
break;
case EBC_PUSH:
op->type = R_ANAL_OP_TYPE_PUSH;
break;
case EBC_POP:
op->type = R_ANAL_OP_TYPE_POP;
break;
case EBC_AND:
op->type = R_ANAL_OP_TYPE_AND;
break;
case EBC_ADD:
op->type = R_ANAL_OP_TYPE_ADD;
break;
case EBC_SUB:
op->type = R_ANAL_OP_TYPE_SUB;
break;
case EBC_NEG:
op->type = R_ANAL_OP_TYPE_SUB;
break;
case EBC_CALL:
ebc_anal_call(op, addr, buf);
break;
case EBC_BREAK:
op->type = R_ANAL_OP_TYPE_SWI;
break;
default:
op->type = R_ANAL_OP_TYPE_UNK;
break;
}
return ret;
}
