How to use the mythril.analysis.ops.get_variable function in mythril
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ConsenSys / mythril / mythril / analysis / symbolic.py View on Github 
self.calls.append(
Call(
self.nodes[key],
state,
state_index,
op,
to,
gas,
value,
)
)
else:
gas, to, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
)
self.calls.append(
Call(self.nodes[key], state, state_index, op, to, gas)
)
state_index += 1return Call(
state.node,
state,
None,
op,
to,
gas,
value,
state.mstate.memory[meminstart.val : meminsz.val * 4],
)
else:
return Call(state.node, state, None, op, to, gas, value)
else:
gas, to, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
)
return Call(state.node, state, None, op, to, gas)for state in self.nodes[key].states:
instruction = state.get_current_instruction()
op = instruction["opcode"]
if op in ("CALL", "CALLCODE", "DELEGATECALL", "STATICCALL"):
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if (
to.type == VarType.CONCRETE
and 0 < to.val <= PRECOMPILE_COUNT
):
# ignore prebuilts
continue
if (
meminstart.type == VarType.CONCRETE
and meminsz.type == VarType.CONCRETEinstruction = state.get_current_instruction()
op = instruction["opcode"]
if op in ("CALL", "CALLCODE", "DELEGATECALL", "STATICCALL"):
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if (
to.type == VarType.CONCRETE
and 0 < to.val <= PRECOMPILE_COUNT
):
# ignore prebuilts
continue
if (
meminstart.type == VarType.CONCRETE
and meminsz.type == VarType.CONCRETE
):
self.calls.append(
Call(:param state:
:return:
"""
instruction = state.get_current_instruction()
op = instruction["opcode"]
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if to.type == VarType.CONCRETE and to.val < 5:
return None
if meminstart.type == VarType.CONCRETE and meminsz.type == VarType.CONCRETE:
return Call(
state.node,
state,
None,
op,
to,
gas,
value,:return:
"""
instruction = state.get_current_instruction()
op = instruction["opcode"]
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if to.type == VarType.CONCRETE and to.val < 5:
return None
if meminstart.type == VarType.CONCRETE and meminsz.type == VarType.CONCRETE:
return Call(
state.node,
state,
None,
op,
to,
gas,
value,
state.mstate.memory[meminstart.val : meminsz.val * 4],:param state:
:return:
"""
instruction = state.get_current_instruction()
op = instruction["opcode"]
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if to.type == VarType.CONCRETE and to.val < 5:
return None
if meminstart.type == VarType.CONCRETE and meminsz.type == VarType.CONCRETE:
return Call(
state.node,
state,
None,
op,
to,
gas,state.node,
state,
None,
op,
to,
gas,
value,
state.mstate.memory[meminstart.val : meminsz.val * 4],
)
else:
return Call(state.node, state, None, op, to, gas, value)
else:
gas, to, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
)
return Call(state.node, state, None, op, to, gas)state,
None,
op,
to,
gas,
value,
state.mstate.memory[meminstart.val : meminsz.val * 4],
)
else:
return Call(state.node, state, None, op, to, gas, value)
else:
gas, to, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
)
return Call(state.node, state, None, op, to, gas)"""
instruction = state.get_current_instruction()
op = instruction["opcode"]
stack = state.mstate.stack
if op in ("CALL", "CALLCODE"):
gas, to, value, meminstart, meminsz, memoutstart, memoutsz = (
get_variable(stack[-1]),
get_variable(stack[-2]),
get_variable(stack[-3]),
get_variable(stack[-4]),
get_variable(stack[-5]),
get_variable(stack[-6]),
get_variable(stack[-7]),
)
if to.type == VarType.CONCRETE and to.val < 5:
return None
if meminstart.type == VarType.CONCRETE and meminsz.type == VarType.CONCRETE:
return Call(
state.node,
state,
None,
op,
to,
gas,
value,
state.mstate.memory[meminstart.val : meminsz.val * 4],
)mythril
Security analysis tool for Ethereum smart contracts
Package Health Score
69 / 100Popular mythril functions
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- mythril.laser.smt.bool.Bool
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- mythril.laser.smt.simplify
- mythril.laser.smt.symbol_factory
- mythril.laser.smt.symbol_factory.BitVecSym
- mythril.laser.smt.symbol_factory.BitVecVal