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211 lines (180 loc) · 7.59 KB
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/*
Copyright (C) 2006 - 2015 Evan Teran
evan.teran@gmail.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "BasicBlock.h"
#include "edb.h"
#include <QString>
#include <QTextStream>
//------------------------------------------------------------------------------
// Name: swap
//------------------------------------------------------------------------------
void BasicBlock::swap(BasicBlock &other) {
std::swap(instructions_, other.instructions_);
std::swap(refs_, other.refs_);
}
//------------------------------------------------------------------------------
// Name: push_back
//------------------------------------------------------------------------------
void BasicBlock::push_back(const instruction_pointer &inst) {
instructions_.push_back(inst);
}
//------------------------------------------------------------------------------
// Name: begin
//------------------------------------------------------------------------------
BasicBlock::const_iterator BasicBlock::begin() const {
return instructions_.begin();
}
//------------------------------------------------------------------------------
// Name: end
//------------------------------------------------------------------------------
BasicBlock::const_iterator BasicBlock::end() const {
return instructions_.end();
}
//------------------------------------------------------------------------------
// Name: begin
//------------------------------------------------------------------------------
BasicBlock::iterator BasicBlock::begin() {
return instructions_.begin();
}
//------------------------------------------------------------------------------
// Name: end
//------------------------------------------------------------------------------
BasicBlock::iterator BasicBlock::end() {
return instructions_.end();
}
//------------------------------------------------------------------------------
// Name: rbegin
//------------------------------------------------------------------------------
BasicBlock::const_reverse_iterator BasicBlock::rbegin() const {
return const_reverse_iterator(instructions_.end());
}
//------------------------------------------------------------------------------
// Name: rend
//------------------------------------------------------------------------------
BasicBlock::const_reverse_iterator BasicBlock::rend() const {
return const_reverse_iterator(instructions_.begin());
}
//------------------------------------------------------------------------------
// Name: rbegin
//------------------------------------------------------------------------------
BasicBlock::reverse_iterator BasicBlock::rbegin() {
return reverse_iterator(instructions_.end());
}
//------------------------------------------------------------------------------
// Name: rend
//------------------------------------------------------------------------------
BasicBlock::reverse_iterator BasicBlock::rend() {
return reverse_iterator(instructions_.begin());
}
//------------------------------------------------------------------------------
// Name: size
//------------------------------------------------------------------------------
BasicBlock::size_type BasicBlock::size() const {
return instructions_.size();
}
//------------------------------------------------------------------------------
// Name: empty
//------------------------------------------------------------------------------
bool BasicBlock::empty() const {
return instructions_.empty();
}
//------------------------------------------------------------------------------
// Name: operator[]
//------------------------------------------------------------------------------
BasicBlock::reference BasicBlock::operator[](size_type pos) {
Q_ASSERT(pos < instructions_.size());
return instructions_[pos];
}
//------------------------------------------------------------------------------
// Name: operator[]
//------------------------------------------------------------------------------
BasicBlock::const_reference BasicBlock::operator[](size_type pos) const {
Q_ASSERT(pos < instructions_.size());
return instructions_[pos];
}
//------------------------------------------------------------------------------
// Name: front
//------------------------------------------------------------------------------
BasicBlock::reference BasicBlock::front() {
Q_ASSERT(!empty());
return *begin();
}
//------------------------------------------------------------------------------
// Name: front
//------------------------------------------------------------------------------
BasicBlock::const_reference BasicBlock::front() const {
Q_ASSERT(!empty());
return *begin();
}
//------------------------------------------------------------------------------
// Name: back
//------------------------------------------------------------------------------
BasicBlock::reference BasicBlock::back() {
Q_ASSERT(!empty());
return *rbegin();
}
//------------------------------------------------------------------------------
// Name: back
//------------------------------------------------------------------------------
BasicBlock::const_reference BasicBlock::back() const {
Q_ASSERT(!empty());
return *rbegin();
}
//------------------------------------------------------------------------------
// Name: byte_size
//------------------------------------------------------------------------------
BasicBlock::size_type BasicBlock::byteSize() const {
size_type n = 0;
for(const instruction_pointer &inst: instructions_) {
n += inst->byte_size();
}
return n;
}
//------------------------------------------------------------------------------
// Name: first_address
//------------------------------------------------------------------------------
edb::address_t BasicBlock::firstAddress() const {
Q_ASSERT(!empty());
return edb::address_t(front()->rva());
}
//------------------------------------------------------------------------------
// Name: last_address
//------------------------------------------------------------------------------
edb::address_t BasicBlock::lastAddress() const {
Q_ASSERT(!empty());
return edb::address_t(back()->rva() + back()->byte_size());
}
//------------------------------------------------------------------------------
// Name: toString
//------------------------------------------------------------------------------
QString BasicBlock::toString() const {
QString text;
QTextStream ts(&text);
for(const instruction_pointer &inst : instructions_) {
ts << edb::address_t(inst->rva()).toPointerString() << ": " << edb::v1::formatter().to_string(*inst).c_str() << "\n";
}
return text;
}
//------------------------------------------------------------------------------
// Name: addRef
//------------------------------------------------------------------------------
void BasicBlock::addRef(edb::address_t refsite, edb::address_t target) {
refs_.push_back(std::make_pair(refsite, target));
}
//------------------------------------------------------------------------------
// Name: refs
//------------------------------------------------------------------------------
std::vector<std::pair<edb::address_t, edb::address_t>> BasicBlock::refs() const {
return refs_;
}