#include "views/view_hashes.hpp" #include #include #include namespace hex { ViewHashes::ViewHashes() : View("hex.view.hashes.name") { EventManager::subscribe(this, [this]() { this->m_shouldInvalidate = true; }); EventManager::subscribe(this, [this](Region region) { if (this->m_shouldMatchSelection) { this->m_hashRegion[0] = region.address; this->m_hashRegion[1] = region.address + region.size; this->m_shouldInvalidate = true; } }); } ViewHashes::~ViewHashes() { EventManager::unsubscribe(this); EventManager::unsubscribe(this); } template static void formatBigHexInt(std::array dataArray, char *buffer, size_t bufferSize) { for (int i = 0; i < dataArray.size(); i++) snprintf(buffer + 2 * i, bufferSize - 2 * i, "%02X", dataArray[i]); } void ViewHashes::drawContent() { if (ImGui::Begin(View::toWindowName("hex.view.hashes.name").c_str(), &this->getWindowOpenState(), ImGuiWindowFlags_NoCollapse)) { if (ImGui::BeginChild("##scrolling", ImVec2(0, 0), false, ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoNav)) { auto provider = SharedData::currentProvider; if (provider != nullptr && provider->isAvailable()) { ImGui::TextUnformatted("hex.common.region"_lang); ImGui::Separator(); ImGui::InputScalarN("##nolabel", ImGuiDataType_U64, this->m_hashRegion, 2, nullptr, nullptr, "%08X", ImGuiInputTextFlags_CharsHexadecimal); if (ImGui::IsItemEdited()) this->m_shouldInvalidate = true; ImGui::Checkbox("hex.common.match_selection"_lang, &this->m_shouldMatchSelection); if (ImGui::IsItemEdited()) { // Force execution of Region Selection Event EventManager::post(Region{ 0, 0 }); this->m_shouldInvalidate = true; } ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.settings"_lang); ImGui::Separator(); if (ImGui::Combo("hex.view.hashes.function"_lang, &this->m_currHashFunction, HashFunctionNames,sizeof(HashFunctionNames) / sizeof(const char *))) this->m_shouldInvalidate = true; size_t dataSize = provider->getSize(); if (this->m_hashRegion[1] >= provider->getBaseAddress() + dataSize) this->m_hashRegion[1] = provider->getBaseAddress() + dataSize; if (this->m_hashRegion[1] >= this->m_hashRegion[0]) { switch (this->m_currHashFunction) { case 0: // CRC16 { static int polynomial = 0x8005, init = 0x0000; ImGui::InputInt("hex.view.hashes.iv"_lang, &init, 0, 0, ImGuiInputTextFlags_CharsHexadecimal); if (ImGui::IsItemEdited()) this->m_shouldInvalidate = true; ImGui::InputInt("hex.view.hashes.poly"_lang, &polynomial, 0, 0, ImGuiInputTextFlags_CharsHexadecimal); if (ImGui::IsItemEdited()) this->m_shouldInvalidate = true; ImGui::NewLine(); static u16 result = 0; if (this->m_shouldInvalidate) result = crypt::crc16(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1, polynomial, init); char buffer[sizeof(result) * 2 + 1]; snprintf(buffer, sizeof(buffer), "%04X", result); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 1: // CRC32 { static int polynomial = 0x04C11DB7, init = 0xFFFFFFFF; ImGui::InputInt("hex.view.hashes.iv"_lang, &init, 0, 0, ImGuiInputTextFlags_CharsHexadecimal); if (ImGui::IsItemEdited()) this->m_shouldInvalidate = true; ImGui::InputInt("hex.view.hashes.poly"_lang, &polynomial, 0, 0, ImGuiInputTextFlags_CharsHexadecimal); if (ImGui::IsItemEdited()) this->m_shouldInvalidate = true; ImGui::NewLine(); static u32 result = 0; if (this->m_shouldInvalidate) result = crypt::crc32(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1, polynomial, init); char buffer[sizeof(result) * 2 + 1]; snprintf(buffer, sizeof(buffer), "%08X", result); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 2: // MD5 { static std::array result = { 0 }; if (this->m_shouldInvalidate) result = crypt::md5(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 3: // SHA-1 { static std::array result = { 0 }; if (this->m_shouldInvalidate) result = crypt::sha1(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 4: // SHA-224 { static std::array result = { 0 }; if (this->m_shouldInvalidate) result = crypt::sha224(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 5: // SHA-256 { static std::array result; if (this->m_shouldInvalidate) result = crypt::sha256(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 6: // SHA-384 { static std::array result; if (this->m_shouldInvalidate) result = crypt::sha384(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; case 7: // SHA-512 { static std::array result; if (this->m_shouldInvalidate) result = crypt::sha512(provider, this->m_hashRegion[0], this->m_hashRegion[1] - this->m_hashRegion[0] + 1); char buffer[sizeof(result) * 2 + 1]; formatBigHexInt(result, buffer, sizeof(buffer)); ImGui::NewLine(); ImGui::TextUnformatted("hex.view.hashes.result"_lang); ImGui::Separator(); ImGui::InputText("##nolabel", buffer, ImGuiInputTextFlags_ReadOnly); } break; } } this->m_shouldInvalidate = false; } } ImGui::EndChild(); } ImGui::End(); } void ViewHashes::drawMenu() { } }