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mirror of synced 2024-11-26 08:30:51 +01:00
ImHex/plugins/builtin/source/content/tools_entries.cpp
2021-02-05 00:17:56 +01:00

352 lines
15 KiB
C++

#include <hex/plugin.hpp>
#include <regex>
#include <llvm/Demangle/Demangle.h>
#include "math_evaluator.hpp"
namespace hex::plugin::builtin {
namespace {
void drawDemangler() {
static std::vector<char> mangledBuffer(0xF'FFFF, 0x00);
static std::string demangledName;
if (ImGui::InputText("Mangled name", mangledBuffer.data(), 0xF'FFFF)) {
demangledName = llvm::demangle(mangledBuffer.data());
}
ImGui::InputText("Demangled name", demangledName.data(), demangledName.size(), ImGuiInputTextFlags_ReadOnly);
ImGui::NewLine();
}
void drawASCIITable() {
static bool asciiTableShowOctal = false;
ImGui::BeginTable("##asciitable", 4);
ImGui::TableSetupColumn("");
ImGui::TableSetupColumn("");
ImGui::TableSetupColumn("");
ImGui::TableSetupColumn("");
ImGui::TableNextColumn();
for (u8 tablePart = 0; tablePart < 4; tablePart++) {
ImGui::BeginTable("##asciitablepart", asciiTableShowOctal ? 4 : 3, ImGuiTableFlags_BordersInnerV | ImGuiTableFlags_BordersOuter | ImGuiTableFlags_RowBg);
ImGui::TableSetupColumn("dec");
if (asciiTableShowOctal)
ImGui::TableSetupColumn("oct");
ImGui::TableSetupColumn("hex");
ImGui::TableSetupColumn("char");
ImGui::TableHeadersRow();
u32 rowCount = 0;
for (u8 i = 0; i < 0x80 / 4; i++) {
ImGui::TableNextRow(ImGuiTableRowFlags_Headers);
ImGui::TableNextColumn();
ImGui::Text("%02d", i + 32 * tablePart);
if (asciiTableShowOctal) {
ImGui::TableNextColumn();
ImGui::Text("0o%02o", i + 32 * tablePart);
}
ImGui::TableNextColumn();
ImGui::Text("0x%02x", i + 32 * tablePart);
ImGui::TableNextColumn();
ImGui::Text("%s", makePrintable(i + 32 * tablePart).c_str());
ImGui::TableSetBgColor(ImGuiTableBgTarget_RowBg0, ((rowCount % 2) == 0) ? 0xFF101010 : 0xFF303030);
rowCount++;
}
ImGui::EndTable();
ImGui::TableNextColumn();
}
ImGui::EndTable();
ImGui::Checkbox("Show octal", &asciiTableShowOctal);
ImGui::NewLine();
}
void drawRegexReplacer() {
static std::vector<char> regexInput(0xF'FFFF, 0x00);;
static std::vector<char> regexPattern(0xF'FFFF, 0x00);;
static std::vector<char> replacePattern(0xF'FFFF, 0x00);;
static std::string regexOutput(0xF'FFFF, 0x00);;
bool shouldInvalidate;
shouldInvalidate = ImGui::InputText("Regex pattern", regexPattern.data(), regexPattern.size());
shouldInvalidate = ImGui::InputText("Replace pattern", replacePattern.data(), replacePattern.size()) || shouldInvalidate;
shouldInvalidate = ImGui::InputTextMultiline("Input", regexInput.data(), regexInput.size()) || shouldInvalidate;
if (shouldInvalidate) {
try {
regexOutput = std::regex_replace(regexInput.data(), std::regex(regexPattern.data()), replacePattern.data());
} catch (std::regex_error&) {}
}
ImGui::InputTextMultiline("Output", regexOutput.data(), regexOutput.size(), ImVec2(0, 0), ImGuiInputTextFlags_ReadOnly);
ImGui::NewLine();
}
void drawColorPicker() {
static std::array<float, 4> pickedColor = { 0 };
ImGui::SetNextItemWidth(300.0F);
ImGui::ColorPicker4("Color Picker", pickedColor.data(),
ImGuiColorEditFlags_Uint8 | ImGuiColorEditFlags_AlphaBar | ImGuiColorEditFlags_DisplayRGB | ImGuiColorEditFlags_DisplayHex);
ImGui::NewLine();
}
void drawMathEvaluator() {
static std::vector<long double> mathHistory;
static std::string lastMathError;
static std::vector<char> mathInput(0xF'FFFF, 0x00);
static MathEvaluator mathEvaluator = [&]{
MathEvaluator evaluator;
evaluator.registerStandardVariables();
evaluator.registerStandardFunctions();
evaluator.setFunction("clear", [&](auto args) -> std::optional<long double> {
mathHistory.clear();
lastMathError.clear();
mathEvaluator.getVariables().clear();
mathEvaluator.registerStandardVariables();
std::memset(mathInput.data(), 0x00, mathInput.size());
return { };
}, 0, 0);
evaluator.setFunction("read", [](auto args) -> std::optional<long double> {
u8 value = 0;
auto provider = SharedData::currentProvider;
if (provider == nullptr || !provider->isReadable() || args[0] >= provider->getActualSize())
return { };
provider->read(args[0], &value, sizeof(u8));
return value;
}, 1, 1);
evaluator.setFunction("write", [](auto args) -> std::optional<long double> {
auto provider = SharedData::currentProvider;
if (provider == nullptr || !provider->isWritable() || args[0] >= provider->getActualSize())
return { };
if (args[1] > 0xFF)
return { };
u8 value = args[1];
provider->write(args[0], &value, sizeof(u8));
return { };
}, 2, 2);
return std::move(evaluator);
}();
if (ImGui::InputText("Input", mathInput.data(), mathInput.size(), ImGuiInputTextFlags_EnterReturnsTrue | ImGuiInputTextFlags_AutoSelectAll)) {
ImGui::SetKeyboardFocusHere();
std::optional<long double> result;
try {
result = mathEvaluator.evaluate(mathInput.data());
} catch (std::invalid_argument &e) {
lastMathError = e.what();
}
if (result.has_value()) {
mathHistory.push_back(result.value());
std::memset(mathInput.data(), 0x00, mathInput.size());
lastMathError.clear();
}
}
if (!lastMathError.empty())
ImGui::TextColored(ImColor(0xA00040FF), "Last Error: %s", lastMathError.c_str());
else
ImGui::NewLine();
enum class MathDisplayType { Standard, Scientific, Engineering, Programmer } mathDisplayType;
if (ImGui::BeginTabBar("##mathFormatTabBar")) {
if (ImGui::BeginTabItem("Standard")) {
mathDisplayType = MathDisplayType::Standard;
ImGui::EndTabItem();
}
if (ImGui::BeginTabItem("Scientific")) {
mathDisplayType = MathDisplayType::Scientific;
ImGui::EndTabItem();
}
if (ImGui::BeginTabItem("Engineering")) {
mathDisplayType = MathDisplayType::Engineering;
ImGui::EndTabItem();
}
if (ImGui::BeginTabItem("Programmer")) {
mathDisplayType = MathDisplayType::Programmer;
ImGui::EndTabItem();
}
ImGui::EndTabBar();
}
if (ImGui::BeginTable("##mathWrapper", 2)) {
ImGui::TableSetupColumn("##results");
ImGui::TableSetupColumn("##variables", ImGuiTableColumnFlags_WidthStretch, 0.7);
ImGui::TableNextRow();
ImGui::TableNextColumn();
if (ImGui::BeginTable("##mathHistory", 1, ImGuiTableFlags_ScrollY | ImGuiTableFlags_Borders | ImGuiTableFlags_RowBg, ImVec2(0, 400))) {
ImGui::TableSetupScrollFreeze(0, 1);
ImGui::TableSetupColumn("History");
ImGuiListClipper clipper;
clipper.Begin(mathHistory.size());
ImGui::TableHeadersRow();
while (clipper.Step()) {
for (u64 i = clipper.DisplayStart; i < clipper.DisplayEnd; i++) {
if (i == 0)
ImGui::PushStyleColor(ImGuiCol_Text, ImU32(ImColor(0xA5, 0x45, 0x45)));
ImGui::TableNextRow();
ImGui::TableNextColumn();
switch (mathDisplayType) {
case MathDisplayType::Standard:
ImGui::Text("%.3Lf", mathHistory[(mathHistory.size() - 1) - i]);
break;
case MathDisplayType::Scientific:
ImGui::Text("%.6Le", mathHistory[(mathHistory.size() - 1) - i]);
break;
case MathDisplayType::Engineering:
ImGui::Text("%s", hex::toEngineeringString(mathHistory[(mathHistory.size() - 1) - i]).c_str());
break;
case MathDisplayType::Programmer:
ImGui::Text("0x%llX (%llu)",
u64(mathHistory[(mathHistory.size() - 1) - i]),
u64(mathHistory[(mathHistory.size() - 1) - i]));
break;
}
if (i == 0)
ImGui::PopStyleColor();
}
}
clipper.End();
ImGui::EndTable();
}
ImGui::TableNextColumn();
if (ImGui::BeginTable("##mathVariables", 2, ImGuiTableFlags_ScrollY | ImGuiTableFlags_Borders | ImGuiTableFlags_RowBg, ImVec2(0, 400))) {
ImGui::TableSetupScrollFreeze(0, 1);
ImGui::TableSetupColumn("Name");
ImGui::TableSetupColumn("Value");
ImGui::TableHeadersRow();
for (const auto &[name, value] : mathEvaluator.getVariables()) {
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::TextUnformatted(name.c_str());
ImGui::TableNextColumn();
switch (mathDisplayType) {
case MathDisplayType::Standard:
ImGui::Text("%.3Lf", value);
break;
case MathDisplayType::Scientific:
ImGui::Text("%.6Le", value);
break;
case MathDisplayType::Engineering:
ImGui::Text("%s", hex::toEngineeringString(value).c_str());
break;
case MathDisplayType::Programmer:
ImGui::Text("0x%llX (%llu)", u64(value), u64(value));
break;
}
}
ImGui::EndTable();
}
ImGui::EndTable();
}
}
void drawBaseConverter() {
static char buffer[4][0xFFF] = { { '0' }, { '0' }, { '0' }, { '0' } };
static auto CharFilter = [](ImGuiInputTextCallbackData *data) -> int {
switch (*static_cast<u32*>(data->UserData)) {
case 16: return std::isxdigit(data->EventChar);
case 10: return std::isdigit(data->EventChar);
case 8: return std::isdigit(data->EventChar) && data->EventChar < '8';
case 2: return data->EventChar == '0' || data->EventChar == '1';
default: return false;
}
};
static auto ConvertBases = [](u8 base) {
u64 number;
errno = 0;
switch (base) {
case 16: number = std::strtoull(buffer[1], nullptr, base); break;
case 10: number = std::strtoull(buffer[0], nullptr, base); break;
case 8: number = std::strtoull(buffer[2], nullptr, base); break;
case 2: number = std::strtoull(buffer[3], nullptr, base); break;
default: return;
}
auto base10String = std::to_string(number);
auto base16String = hex::format("%X", number);
auto base8String = hex::format("%o", number);
auto base2String = hex::toBinaryString(number);
std::strncpy(buffer[0], base10String.c_str(), sizeof(buffer[0]));
std::strncpy(buffer[1], base16String.c_str(), sizeof(buffer[1]));
std::strncpy(buffer[2], base8String.c_str(), sizeof(buffer[2]));
std::strncpy(buffer[3], base2String.c_str(), sizeof(buffer[3]));
};
u8 base = 10;
if (ImGui::InputText("DEC", buffer[0], 20 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 16;
if (ImGui::InputText("HEX", buffer[1], 16 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 8;
if (ImGui::InputText("OCT", buffer[2], 22 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
base = 2;
if (ImGui::InputText("BIN", buffer[3], 64 + 1, ImGuiInputTextFlags_CallbackCharFilter, CharFilter, &base))
ConvertBases(base);
}
}
void registerToolEntries() {
ContentRegistry::Tools::add("Itanium/MSVC demangler", drawDemangler);
ContentRegistry::Tools::add("ASCII table", drawASCIITable);
ContentRegistry::Tools::add("Regex replacer", drawRegexReplacer);
ContentRegistry::Tools::add("Color picker", drawColorPicker);
ContentRegistry::Tools::add("Calculator", drawMathEvaluator);
ContentRegistry::Tools::add("Base Converter", drawBaseConverter);
}
}