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SubstitutionManager.cpp
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SubstitutionManager.cpp
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/**
* The MIT License (MIT)
*
* Copyright (c) 2014 athre0z
*
* 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 "SubstitutionManager.hpp"
#include "Settings.hpp"
#include <ida.hpp>
#include <kernwin.hpp>
#include <idp.hpp>
// ============================================================================================== //
// [SubstitutionManager] //
// ============================================================================================== //
const std::regex SubstitutionManager::m_kMarkerFinder
= std::regex("\\$(\\d+)", std::regex_constants::optimize);
SubstitutionManager::SubstitutionManager()
{
}
SubstitutionManager::~SubstitutionManager()
{
}
void SubstitutionManager::addRule(const std::shared_ptr<Substitution> subst)
{
m_rules.push_back(std::move(subst));
emit entryAdded();
}
void SubstitutionManager::removeRule(const Substitution* subst)
{
for (auto it = m_rules.begin(), end = m_rules.end(); it != end; ++it)
{
if (it->get() == subst)
{
it = m_rules.erase(it);
emit entryDeleted();
if (it == m_rules.end())
break;
}
}
}
void SubstitutionManager::clearRules()
{
if (m_rules.size())
{
m_rules.clear();
emit entryDeleted();
}
}
void SubstitutionManager::applyToString(char* str, uint outLen) const
{
for (auto it = m_rules.cbegin(), end = m_rules.cend(); it != end; ++it)
{
std::cmatch groups;
while (std::regex_match(str, groups, (*it)->regexp))
{
auto processed = (*it)->replacement;
std::smatch markerGroups;
while (std::regex_search(processed, markerGroups, m_kMarkerFinder))
{
assert(markerGroups.size() == 2);
auto idx = static_cast<unsigned int>(std::stoi(markerGroups[1]));
if (idx >= groups.size())
break;
size_t pos = 0;
std::string search = markerGroups[0];
std::string replace = groups[idx];
while((pos = processed.find(search, pos)) != std::string::npos)
{
processed.replace(pos, search.length(), replace);
pos += replace.length();
}
}
::qstrncpy(str, processed.c_str(), outLen);
}
}
}
// ============================================================================================== //