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python: handle invalid argument (zero) for reg_name() & insn_name() of class CsInsn

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Nguyen Anh Quynh 2014-05-17 11:06:44 +08:00
parent 1098329f40
commit 1aa60d0921
1 changed files with 6 additions and 0 deletions
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6
bindings/python/capstone/__init__.py
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@ -502,6 +502,9 @@ class CsInsn(object):
# Diet engine cannot provide register name
raise CsError(CS_ERR_DIET)
if reg_id == 0:
return "(invalid)"
return _cs.cs_reg_name(self._cs.csh, reg_id).decode('ascii')
# get the instruction string
@ -510,6 +513,9 @@ class CsInsn(object):
# Diet engine cannot provide instruction name
raise CsError(CS_ERR_DIET)
if self._raw.id == 0:
return "(invalid)"
return _cs.cs_insn_name(self._cs.csh, self.id).decode('ascii')
# verify if this insn belong to group with id as @group_id