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ImHex/source/views/view_data_inspector.cpp

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#include "views/view_data_inspector.hpp"
#include <hex/providers/provider.hpp>
#include <hex/helpers/utils.hpp>
#include <cstring>
extern int ImTextCharFromUtf8(unsigned int* out_char, const char* in_text, const char* in_text_end);
namespace hex {
using NumberDisplayStyle = ContentRegistry::DataInspector::NumberDisplayStyle;
ViewDataInspector::ViewDataInspector() : View("Data Inspector") {
View::subscribeEvent(Events::RegionSelected, [this](const void* userData) {
Region region = *static_cast<const Region*>(userData);
auto provider = SharedData::currentProvider;
if (provider == nullptr) {
this->m_validBytes = 0;
return;
}
if (region.address == (size_t)-1) {
this->m_validBytes = 0;
return;
}
this->m_validBytes = u64(provider->getSize() - region.address);
this->m_startAddress = region.address;
this->m_shouldInvalidate = true;
});
ContentRegistry::DataInspector::add("Binary (8 bit)", sizeof(u8), [](auto buffer, auto endian, auto style) {
std::string binary;
for (u8 i = 0; i < 8; i++)
binary += ((buffer[0] << i) & 0x80) == 0 ? '0' : '1';
return [binary] { ImGui::TextUnformatted(binary.c_str()); };
});
ContentRegistry::DataInspector::add("uint8_t", sizeof(u8), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%u" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, *reinterpret_cast<u8*>(buffer.data()));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("int8_t", sizeof(s8), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%d" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, *reinterpret_cast<s8*>(buffer.data()));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("uint16_t", sizeof(u16), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%u" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<u16*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("int16_t", sizeof(s16), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%d" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<s16*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("uint32_t", sizeof(u32), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%u" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<u32*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("int32_t", sizeof(s32), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%d" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%X" : "0o%o");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<s32*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("uint64_t", sizeof(u64), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%lu" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%lX" : "0o%lo");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<u64*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("int64_t", sizeof(s64), [](auto buffer, auto endian, auto style) {
auto format = (style == NumberDisplayStyle::Decimal) ? "%ld" : ((style == NumberDisplayStyle::Hexadecimal) ? "0x%lX" : "0o%lo");
auto value = hex::format(format, hex::changeEndianess(*reinterpret_cast<s64*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("float (32 bit)", sizeof(float), [](auto buffer, auto endian, auto style) {
auto value = hex::format("%e", hex::changeEndianess(*reinterpret_cast<float*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("double (64 bit)", sizeof(double), [](auto buffer, auto endian, auto style) {
auto value = hex::format("%e", hex::changeEndianess(*reinterpret_cast<double*>(buffer.data()), endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("ASCII Character", sizeof(char8_t), [](auto buffer, auto endian, auto style) {
auto value = hex::format("'%s'", makePrintable(*reinterpret_cast<char8_t*>(buffer.data())).c_str());
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("Wide Character", sizeof(char16_t), [](auto buffer, auto endian, auto style) {
auto c = *reinterpret_cast<char16_t*>(buffer.data());
auto value = hex::format("'%lc'", c == 0 ? '\x01' : hex::changeEndianess(c, endian));
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("UTF-8 code point", sizeof(char8_t) * 4, [](auto buffer, auto endian, auto style) {
char utf8Buffer[5] = { 0 };
char codepointString[5] = { 0 };
u32 codepoint = 0;
std::memcpy(utf8Buffer, reinterpret_cast<char8_t*>(buffer.data()), 4);
u8 codepointSize = ImTextCharFromUtf8(&codepoint, utf8Buffer, utf8Buffer + 4);
std::memcpy(codepointString, &codepoint, std::min(codepointSize, u8(4)));
auto value = hex::format("'%s' (U+%04lx)", codepoint == 0xFFFD ? "Invalid" :
codepoint < 0xFF ? makePrintable(codepoint).c_str() :
codepointString,
codepoint);
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
#if defined(OS_WINDOWS) && defined(ARCH_64_BIT)
ContentRegistry::DataInspector::add("__time32_t", sizeof(__time32_t), [](auto buffer, auto endian, auto style) {
auto endianAdjustedTime = hex::changeEndianess(*reinterpret_cast<__time32_t*>(buffer.data()), endian);
std::tm * ptm = _localtime32(&endianAdjustedTime);
char timeBuffer[32];
std::string value;
if (ptm != nullptr && std::strftime(timeBuffer, 32, "%a, %d.%m.%Y %H:%M:%S", ptm))
value = timeBuffer;
else
value = "Invalid";
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("__time64_t", sizeof(__time64_t), [](auto buffer, auto endian, auto style) {
auto endianAdjustedTime = hex::changeEndianess(*reinterpret_cast<__time64_t*>(buffer.data()), endian);
std::tm * ptm = _localtime64(&endianAdjustedTime);
char timeBuffer[64];
std::string value;
if (ptm != nullptr && std::strftime(timeBuffer, 64, "%a, %d.%m.%Y %H:%M:%S", ptm))
value = timeBuffer;
else
value = "Invalid";
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
#else
ContentRegistry::DataInspector::add("time_t", sizeof(time_t), [](auto buffer, auto endian, auto style) {
auto endianAdjustedTime = hex::changeEndianess(*reinterpret_cast<time_t*>(buffer.data()), endian);
std::tm * ptm = localtime(&endianAdjustedTime);
char timeBuffer[64];
std::string value;
if (ptm != nullptr && std::strftime(timeBuffer, 64, "%a, %d.%m.%Y %H:%M:%S", ptm))
value = timeBuffer;
else
value = "Invalid";
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
#endif
ContentRegistry::DataInspector::add("GUID", sizeof(GUID), [](auto buffer, auto endian, auto style) {
GUID guid;
std::memcpy(&guid, buffer.data(), sizeof(GUID));
auto value = hex::format("%s{%08lX-%04hX-%04hX-%02hhX%02hhX-%02hhX%02hhX%02hhX%02hhX%02hhX%02hhX}",
(hex::changeEndianess(guid.data3, endian) >> 12) <= 5 && ((guid.data4[0] >> 4) >= 8 || (guid.data4[0] >> 4) == 0) ? "" : "Invalid ",
hex::changeEndianess(guid.data1, endian),
hex::changeEndianess(guid.data2, endian),
hex::changeEndianess(guid.data3, endian),
guid.data4[0], guid.data4[1], guid.data4[2], guid.data4[3],
guid.data4[4], guid.data4[5], guid.data4[6], guid.data4[7]);
return [value] { ImGui::TextUnformatted(value.c_str()); };
});
ContentRegistry::DataInspector::add("RGBA Color", sizeof(u32), [](auto buffer, auto endian, auto style) {
ImColor value(hex::changeEndianess(*reinterpret_cast<u32*>(buffer.data()), endian));
return [value] {
ImGui::ColorButton("##inspectorColor", value,
ImGuiColorEditFlags_None,
ImVec2(ImGui::GetColumnWidth(), ImGui::GetTextLineHeight()));
};
});
}
ViewDataInspector::~ViewDataInspector() {
View::unsubscribeEvent(Events::RegionSelected);
}
void ViewDataInspector::drawContent() {
if (this->m_shouldInvalidate) {
this->m_shouldInvalidate = false;
this->m_cachedData.clear();
auto provider = SharedData::currentProvider;
for (auto &entry : ContentRegistry::DataInspector::getEntries()) {
if (this->m_validBytes < entry.requiredSize)
continue;
std::vector<u8> buffer(entry.requiredSize);
provider->read(this->m_startAddress, buffer.data(), buffer.size());
this->m_cachedData.emplace_back(entry.name, entry.generatorFunction(buffer, this->m_endian, this->m_numberDisplayStyle));
}
}
if (ImGui::Begin("Data Inspector", &this->getWindowOpenState(), ImGuiWindowFlags_NoCollapse)) {
auto provider = SharedData::currentProvider;
if (provider != nullptr && provider->isReadable()) {
if (ImGui::BeginTable("##datainspector", 2,
ImGuiTableFlags_ScrollY | ImGuiTableFlags_Borders | ImGuiTableFlags_Resizable | ImGuiTableFlags_RowBg,
ImVec2(0, ImGui::GetTextLineHeightWithSpacing() * (this->m_cachedData.size() + 1)))) {
ImGui::TableSetupScrollFreeze(0, 1);
ImGui::TableSetupColumn("Name");
ImGui::TableSetupColumn("Value");
ImGui::TableHeadersRow();
for (const auto &[name, function] : this->m_cachedData) {
ImGui::TableNextRow();
ImGui::TableNextColumn();
ImGui::TextUnformatted(name.c_str());
ImGui::TableNextColumn();
function();
}
ImGui::EndTable();
}
ImGui::NewLine();
if (ImGui::RadioButton("Little Endian", this->m_endian == std::endian::little)) {
this->m_endian = std::endian::little;
this->m_shouldInvalidate = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Big Endian", this->m_endian == std::endian::big)) {
this->m_endian = std::endian::big;
this->m_shouldInvalidate = true;
}
if (ImGui::RadioButton("Decimal", this->m_numberDisplayStyle == NumberDisplayStyle::Decimal)) {
this->m_numberDisplayStyle = NumberDisplayStyle::Decimal;
this->m_shouldInvalidate = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Hexadecimal", this->m_numberDisplayStyle == NumberDisplayStyle::Hexadecimal)) {
this->m_numberDisplayStyle = NumberDisplayStyle::Hexadecimal;
this->m_shouldInvalidate = true;
}
ImGui::SameLine();
if (ImGui::RadioButton("Octal", this->m_numberDisplayStyle == NumberDisplayStyle::Octal)) {
this->m_numberDisplayStyle = NumberDisplayStyle::Octal;
this->m_shouldInvalidate = true;
}
}
}
ImGui::End();
}
void ViewDataInspector::drawMenu() {
}
}
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