imports/imhex
1
0
Fork 0
mirror of https://github.com/WerWolv/ImHex.git synced 2026-04-01 21:17:44 -05:00
Code Issues Packages Projects Releases Wiki Activity

refactor: refactor tools_entries.cpp into several smaller files (#1418)

Browse Source
This commit is contained in:
iTrooz
2023-11-12 01:22:01 +01:00
committed by GitHub
parent 46b1b0ba17
commit b04cb7648e
21 changed files with 2723 additions and 2360 deletions
Download Patch File Download Diff File Expand all files Collapse all files

142
plugins/builtin/source/content/tools/file_tool_shredder.cpp Normal file
View File

@@ -0,0 +1,142 @@
#include <hex/helpers/fs.hpp>
#include <hex/api/localization.hpp>
#include <algorithm>
#include <random>
#include <llvm/Demangle/Demangle.h>
#include <content/helpers/math_evaluator.hpp>
#include <imgui.h>
#include <hex/ui/imgui_imhex_extensions.h>
#include <content/popups/popup_notification.hpp>
#include <wolv/io/file.hpp>
#include <wolv/utils/guards.hpp>
namespace hex::plugin::builtin {
namespace impl {
void drawFileToolShredder() {
static std::u8string selectedFile;
static bool fastMode = false;
static TaskHolder shredderTask;
ImGui::TextUnformatted("hex.builtin.tools.file_tools.shredder.warning"_lang);
ImGui::NewLine();
if (ImGui::BeginChild("settings", { 0, ImGui::GetTextLineHeightWithSpacing() * 4 }, true, ImGuiWindowFlags_NoScrollbar | ImGuiWindowFlags_NoScrollWithMouse)) {
ImGui::BeginDisabled(shredderTask.isRunning());
{
ImGui::TextUnformatted("hex.builtin.tools.file_tools.shredder.input"_lang);
ImGui::SameLine();
ImGui::InputText("##path", selectedFile);
ImGui::SameLine();
if (ImGui::Button("...")) {
fs::openFileBrowser(fs::DialogMode::Open, {}, [](const auto &path) {
selectedFile = path.u8string();
});
}
ImGui::Checkbox("hex.builtin.tools.file_tools.shredder.fast"_lang, &fastMode);
}
ImGui::EndDisabled();
}
ImGui::EndChild();
if (shredderTask.isRunning())
ImGui::TextSpinner("hex.builtin.tools.file_tools.shredder.shredding"_lang);
else {
ImGui::BeginDisabled(selectedFile.empty());
{
if (ImGui::Button("hex.builtin.tools.file_tools.shredder.shred"_lang)) {
shredderTask = TaskManager::createTask("hex.builtin.tools.file_tools.shredder.shredding", 0, [](auto &task) {
ON_SCOPE_EXIT {
selectedFile.clear();
};
wolv::io::File file(selectedFile, wolv::io::File::Mode::Write);
if (!file.isValid()) {
PopupError::open("hex.builtin.tools.file_tools.shredder.error.open"_lang);
return;
}
task.setMaxValue(file.getSize());
std::vector<std::array<u8, 3>> overwritePattern;
if (fastMode) {
/* Should be sufficient for modern disks */
overwritePattern.push_back({ 0x00, 0x00, 0x00 });
overwritePattern.push_back({ 0xFF, 0xFF, 0xFF });
} else {
/* Gutmann's method. Secure for magnetic storage */
std::random_device rd;
std::uniform_int_distribution<u8> dist(0x00, 0xFF);
/* Fill fixed patterns */
overwritePattern = {
{ },
{ },
{},
{},
{ 0x55, 0x55, 0x55 },
{ 0xAA, 0xAA, 0xAA },
{ 0x92, 0x49, 0x24 },
{ 0x49, 0x24, 0x92 },
{ 0x24, 0x92, 0x49 },
{ 0x00, 0x00, 0x00 },
{ 0x11, 0x11, 0x11 },
{ 0x22, 0x22, 0x22 },
{ 0x33, 0x33, 0x44 },
{ 0x55, 0x55, 0x55 },
{ 0x66, 0x66, 0x66 },
{ 0x77, 0x77, 0x77 },
{ 0x88, 0x88, 0x88 },
{ 0x99, 0x99, 0x99 },
{ 0xAA, 0xAA, 0xAA },
{ 0xBB, 0xBB, 0xBB },
{ 0xCC, 0xCC, 0xCC },
{ 0xDD, 0xDD, 0xDD },
{ 0xEE, 0xEE, 0xEE },
{ 0xFF, 0xFF, 0xFF },
{ 0x92, 0x49, 0x24 },
{ 0x49, 0x24, 0x92 },
{ 0x24, 0x92, 0x49 },
{ 0x6D, 0xB6, 0xDB },
{ 0xB6, 0xDB, 0x6D },
{ 0xBD, 0x6D, 0xB6 },
{},
{},
{},
{}
};
/* Fill random patterns */
for (u8 i = 0; i < 4; i++)
overwritePattern[i] = { dist(rd), dist(rd), dist(rd) };
for (u8 i = 0; i < 4; i++)
overwritePattern[overwritePattern.size() - 1 - i] = { dist(rd), dist(rd), dist(rd) };
}
size_t fileSize = file.getSize();
for (const auto &pattern : overwritePattern) {
for (u64 offset = 0; offset < fileSize; offset += 3) {
file.writeBuffer(pattern.data(), std::min<u64>(pattern.size(), fileSize - offset));
task.update(offset);
}
file.flush();
}
file.remove();
PopupInfo::open("hex.builtin.tools.file_tools.shredder.success"_lang);
});
}
}
ImGui::EndDisabled();
}
}
}
}