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lowlevelil.cpp
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615 lines (431 loc) · 13.8 KB
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// Copyright (c) 2015-2016 Vector 35 LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#include "binaryninjaapi.h"
using namespace BinaryNinja;
using namespace std;
LowLevelILLabel::LowLevelILLabel()
{
BNLowLevelILInitLabel(this);
}
LowLevelILFunction::LowLevelILFunction()
{
m_object = BNCreateLowLevelILFunction();
}
LowLevelILFunction::LowLevelILFunction(BNLowLevelILFunction* func)
{
m_object = func;
}
uint64_t LowLevelILFunction::GetCurrentAddress() const
{
return BNLowLevelILGetCurrentAddress(m_object);
}
void LowLevelILFunction::SetCurrentAddress(uint64_t addr)
{
BNLowLevelILSetCurrentAddress(m_object, addr);
}
void LowLevelILFunction::ClearIndirectBranches()
{
BNLowLevelILClearIndirectBranches(m_object);
}
void LowLevelILFunction::SetIndirectBranches(const vector<ArchAndAddr>& branches)
{
BNArchitectureAndAddress* branchList = new BNArchitectureAndAddress[branches.size()];
for (size_t i = 0; i < branches.size(); i++)
{
branchList[i].arch = branches[i].arch->GetObject();
branchList[i].address = branches[i].address;
}
BNLowLevelILSetIndirectBranches(m_object, branchList, branches.size());
delete[] branchList;
}
ExprId LowLevelILFunction::AddExpr(BNLowLevelILOperation operation, size_t size, uint32_t flags,
ExprId a, ExprId b, ExprId c, ExprId d)
{
return BNLowLevelILAddExpr(m_object, operation, size, flags, a, b, c, d);
}
ExprId LowLevelILFunction::AddInstruction(size_t expr)
{
return BNLowLevelILAddInstruction(m_object, expr);
}
ExprId LowLevelILFunction::Nop()
{
return AddExpr(LLIL_NOP, 0, 0);
}
ExprId LowLevelILFunction::SetRegister(size_t size, uint32_t reg, ExprId val, uint32_t flags)
{
return AddExpr(LLIL_SET_REG, size, flags, reg, val);
}
ExprId LowLevelILFunction::SetRegisterSplit(size_t size, uint32_t high, uint32_t low, ExprId val)
{
return AddExpr(LLIL_SET_REG_SPLIT, size, 0, high, low, val);
}
ExprId LowLevelILFunction::SetFlag(uint32_t flag, ExprId val)
{
return AddExpr(LLIL_SET_FLAG, 0, 0, flag, val);
}
ExprId LowLevelILFunction::Load(size_t size, ExprId addr)
{
return AddExpr(LLIL_LOAD, size, 0, addr);
}
ExprId LowLevelILFunction::Store(size_t size, ExprId addr, ExprId val)
{
return AddExpr(LLIL_STORE, size, 0, addr, val);
}
ExprId LowLevelILFunction::Push(size_t size, ExprId val)
{
return AddExpr(LLIL_PUSH, size, 0, val);
}
ExprId LowLevelILFunction::Pop(size_t size)
{
return AddExpr(LLIL_POP, size, 0);
}
ExprId LowLevelILFunction::Register(size_t size, uint32_t reg)
{
return AddExpr(LLIL_REG, size, 0, reg);
}
ExprId LowLevelILFunction::Const(size_t size, uint64_t val)
{
return AddExpr(LLIL_CONST, size, 0, val);
}
ExprId LowLevelILFunction::Flag(uint32_t reg)
{
return AddExpr(LLIL_FLAG, 0, 0, reg);
}
ExprId LowLevelILFunction::FlagBit(size_t size, uint32_t flag, uint32_t bitIndex)
{
return AddExpr(LLIL_FLAG_BIT, size, 0, flag, bitIndex);
}
ExprId LowLevelILFunction::Add(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_ADD, size, flags, a, b);
}
ExprId LowLevelILFunction::AddCarry(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_ADC, size, flags, a, b);
}
ExprId LowLevelILFunction::Sub(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_SUB, size, flags, a, b);
}
ExprId LowLevelILFunction::SubBorrow(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_SBB, size, flags, a, b);
}
ExprId LowLevelILFunction::And(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_AND, size, flags, a, b);
}
ExprId LowLevelILFunction::Or(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_OR, size, flags, a, b);
}
ExprId LowLevelILFunction::Xor(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_XOR, size, flags, a, b);
}
ExprId LowLevelILFunction::ShiftLeft(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_LSL, size, flags, a, b);
}
ExprId LowLevelILFunction::LogicalShiftRight(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_LSR, size, flags, a, b);
}
ExprId LowLevelILFunction::ArithShiftRight(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_ASR, size, flags, a, b);
}
ExprId LowLevelILFunction::RotateLeft(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_ROL, size, flags, a, b);
}
ExprId LowLevelILFunction::RotateLeftCarry(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_RLC, size, flags, a, b);
}
ExprId LowLevelILFunction::RotateRight(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_ROR, size, flags, a, b);
}
ExprId LowLevelILFunction::RotateRightCarry(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_RRC, size, flags, a, b);
}
ExprId LowLevelILFunction::Mult(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_MUL, size, flags, a, b);
}
ExprId LowLevelILFunction::MultDoublePrecUnsigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_MULU_DP, size, flags, a, b);
}
ExprId LowLevelILFunction::MultDoublePrecSigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_MULS_DP, size, flags, a, b);
}
ExprId LowLevelILFunction::DivUnsigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_DIVU, size, flags, a, b);
}
ExprId LowLevelILFunction::DivDoublePrecUnsigned(size_t size, ExprId high, ExprId low, ExprId div, uint32_t flags)
{
return AddExpr(LLIL_DIVU_DP, size, flags, high, low, div);
}
ExprId LowLevelILFunction::DivSigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_DIVS, size, flags, a, b);
}
ExprId LowLevelILFunction::DivDoublePrecSigned(size_t size, ExprId high, ExprId low, ExprId div, uint32_t flags)
{
return AddExpr(LLIL_DIVS_DP, size, flags, high, low, div);
}
ExprId LowLevelILFunction::ModUnsigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_MODU, size, flags, a, b);
}
ExprId LowLevelILFunction::ModDoublePrecUnsigned(size_t size, ExprId high, ExprId low, ExprId div, uint32_t flags)
{
return AddExpr(LLIL_MODU_DP, size, flags, high, low, div);
}
ExprId LowLevelILFunction::ModSigned(size_t size, ExprId a, ExprId b, uint32_t flags)
{
return AddExpr(LLIL_MODS, size, flags, a, b);
}
ExprId LowLevelILFunction::ModDoublePrecSigned(size_t size, ExprId high, ExprId low, ExprId div, uint32_t flags)
{
return AddExpr(LLIL_MODS_DP, size, flags, high, low, div);
}
ExprId LowLevelILFunction::Neg(size_t size, ExprId a, uint32_t flags)
{
return AddExpr(LLIL_NEG, size, flags, a);
}
ExprId LowLevelILFunction::Not(size_t size, ExprId a, uint32_t flags)
{
return AddExpr(LLIL_NOT, size, flags, a);
}
ExprId LowLevelILFunction::SignExtend(size_t size, ExprId a)
{
return AddExpr(LLIL_SX, size, 0, a);
}
ExprId LowLevelILFunction::ZeroExtend(size_t size, ExprId a)
{
return AddExpr(LLIL_ZX, size, 0, a);
}
ExprId LowLevelILFunction::Jump(ExprId dest)
{
return AddExpr(LLIL_JUMP, 0, 0, dest);
}
ExprId LowLevelILFunction::Call(ExprId dest)
{
return AddExpr(LLIL_CALL, 0, 0, dest);
}
ExprId LowLevelILFunction::Return(size_t dest)
{
return AddExpr(LLIL_RET, 0, 0, dest);
}
ExprId LowLevelILFunction::NoReturn()
{
return AddExpr(LLIL_NORET, 0, 0);
}
ExprId LowLevelILFunction::FlagCondition(BNLowLevelILFlagCondition cond)
{
return AddExpr(LLIL_FLAG_COND, 0, 0, (ExprId)cond);
}
ExprId LowLevelILFunction::CompareEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_E, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareNotEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_NE, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareSignedLessThan(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_SLT, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareUnsignedLessThan(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_ULT, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareSignedLessEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_SLE, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareUnsignedLessEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_ULE, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareSignedGreaterEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_SGE, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareUnsignedGreaterEqual(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_UGE, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareSignedGreaterThan(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_SGT, size, 0, a, b);
}
ExprId LowLevelILFunction::CompareUnsignedGreaterThan(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_CMP_UGT, size, 0, a, b);
}
ExprId LowLevelILFunction::TestBit(size_t size, ExprId a, ExprId b)
{
return AddExpr(LLIL_TEST_BIT, size, 0, a, b);
}
ExprId LowLevelILFunction::SystemCall()
{
return AddExpr(LLIL_SYSCALL, 0, 0);
}
ExprId LowLevelILFunction::Breakpoint()
{
return AddExpr(LLIL_BP, 0, 0);
}
ExprId LowLevelILFunction::Trap(uint32_t num)
{
return AddExpr(LLIL_TRAP, 0, 0, num);
}
ExprId LowLevelILFunction::Undefined()
{
return AddExpr(LLIL_UNDEF, 0, 0);
}
ExprId LowLevelILFunction::Unimplemented()
{
return AddExpr(LLIL_UNIMPL, 0, 0);
}
ExprId LowLevelILFunction::UnimplementedMemoryRef(size_t size, ExprId addr)
{
return AddExpr(LLIL_UNIMPL_MEM, size, 0, addr);
}
ExprId LowLevelILFunction::Goto(BNLowLevelILLabel& label)
{
return BNLowLevelILGoto(m_object, &label);
}
ExprId LowLevelILFunction::If(ExprId operand, BNLowLevelILLabel& t, BNLowLevelILLabel& f)
{
return BNLowLevelILIf(m_object, operand, &t, &f);
}
void LowLevelILFunction::MarkLabel(BNLowLevelILLabel& label)
{
BNLowLevelILMarkLabel(m_object, &label);
}
vector<uint64_t> LowLevelILFunction::GetOperandList(ExprId expr, size_t listOperand)
{
size_t count;
uint64_t* operands = BNLowLevelILGetOperandList(m_object, expr, listOperand, &count);
vector<uint64_t> result;
for (size_t i = 0; i < count; i++)
result.push_back(operands[i]);
BNLowLevelILFreeOperandList(operands);
return result;
}
ExprId LowLevelILFunction::AddLabelList(const vector<BNLowLevelILLabel*>& labels)
{
BNLowLevelILLabel** labelList = new BNLowLevelILLabel*[labels.size()];
for (size_t i = 0; i < labels.size(); i++)
labelList[i] = labels[i];
ExprId result = (ExprId)BNLowLevelILAddLabelList(m_object, labelList, labels.size());
delete[] labelList;
return result;
}
ExprId LowLevelILFunction::AddOperandList(const vector<ExprId> operands)
{
uint64_t* operandList = new uint64_t[operands.size()];
for (size_t i = 0; i < operands.size(); i++)
operandList[i] = operands[i];
ExprId result = (ExprId)BNLowLevelILAddOperandList(m_object, operandList, operands.size());
delete[] operandList;
return result;
}
ExprId LowLevelILFunction::Operand(uint32_t n, ExprId expr)
{
BNLowLevelILSetExprSourceOperand(m_object, expr, n);
return expr;
}
BNLowLevelILInstruction LowLevelILFunction::operator[](size_t i) const
{
return BNGetLowLevelILByIndex(m_object, i);
}
size_t LowLevelILFunction::GetIndexForInstruction(size_t i) const
{
return BNGetLowLevelILIndexForInstruction(m_object, i);
}
size_t LowLevelILFunction::GetInstructionCount() const
{
return BNGetLowLevelILInstructionCount(m_object);
}
void LowLevelILFunction::AddLabelForAddress(Architecture* arch, ExprId addr)
{
BNAddLowLevelILLabelForAddress(m_object, arch->GetObject(), addr);
}
BNLowLevelILLabel* LowLevelILFunction::GetLabelForAddress(Architecture* arch, ExprId addr)
{
return BNGetLowLevelILLabelForAddress(m_object, arch->GetObject(), addr);
}
void LowLevelILFunction::Finalize()
{
BNFinalizeLowLevelILFunction(m_object);
}
bool LowLevelILFunction::GetExprText(Architecture* arch, ExprId expr, vector<InstructionTextToken>& tokens)
{
size_t count;
BNInstructionTextToken* list;
if (!BNGetLowLevelILExprText(m_object, arch->GetObject(), expr, &list, &count))
return false;
tokens.clear();
for (size_t i = 0; i < count; i++)
{
InstructionTextToken token;
token.type = list[i].type;
token.text = list[i].text;
token.value = list[i].value;
tokens.push_back(token);
}
BNFreeInstructionText(list, count);
return true;
}
bool LowLevelILFunction::GetInstructionText(Architecture* arch, size_t instr, vector<InstructionTextToken>& tokens)
{
size_t count;
BNInstructionTextToken* list;
if (!BNGetLowLevelILInstructionText(m_object, arch->GetObject(), instr, &list, &count))
return false;
tokens.clear();
for (size_t i = 0; i < count; i++)
{
InstructionTextToken token;
token.type = list[i].type;
token.text = list[i].text;
token.value = list[i].value;
tokens.push_back(token);
}
BNFreeInstructionText(list, count);
return true;
}
uint32_t LowLevelILFunction::GetTemporaryRegisterCount()
{
return BNGetLowLevelILTemporaryRegisterCount(m_object);
}
uint32_t LowLevelILFunction::GetTemporaryFlagCount()
{
return BNGetLowLevelILTemporaryFlagCount(m_object);
}