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ImHex/plugins/builtin/source/content/dpn/other_nodes.cpp

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#include <hex/api/content_registry.hpp>
#include <hex/api/imhex_api.hpp>
#include <hex/api/achievement_manager.hpp>
#include <hex/providers/provider.hpp>
#include <hex/data_processor/node.hpp>
#include <hex/helpers/utils.hpp>
#include <wolv/utils/core.hpp>
#include <content/helpers/diagrams.hpp>
namespace hex::plugin::builtin {
class NodeReadData : public dp::Node {
public:
NodeReadData() : Node("hex.builtin.nodes.data_access.read.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.read.address"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.read.size"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.data_access.read.data") }) { }
void process() override {
const auto &address = this->getIntegerOnInput(0);
const auto &size = this->getIntegerOnInput(1);
std::vector<u8> data;
data.resize(size);
ImHexApi::Provider::get()->readRaw(address, data.data(), size);
this->setBufferOnOutput(2, data);
}
};
class NodeWriteData : public dp::Node {
public:
NodeWriteData() : Node("hex.builtin.nodes.data_access.write.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.write.address"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.data_access.write.data") }) { }
void process() override {
const auto &address = this->getIntegerOnInput(0);
const auto &data = this->getBufferOnInput(1);
if (!data.empty()) {
AchievementManager::unlockAchievement("hex.builtin.achievement.data_processor", "hex.builtin.achievement.data_processor.modify_data.name");
}
this->setOverlayData(address, data);
}
};
class NodeDataSize : public dp::Node {
public:
NodeDataSize() : Node("hex.builtin.nodes.data_access.size.header", { dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.size.size") }) { }
void process() override {
auto size = ImHexApi::Provider::get()->getActualSize();
this->setIntegerOnOutput(0, size);
}
};
class NodeDataSelection : public dp::Node {
public:
NodeDataSelection() : Node("hex.builtin.nodes.data_access.selection.header", { dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.selection.address"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Integer, "hex.builtin.nodes.data_access.selection.size") }) {
EventManager::subscribe<EventRegionSelected>(this, [this](const auto &region) {
this->m_address = region.address;
this->m_size = region.size;
});
}
~NodeDataSelection() override {
EventManager::unsubscribe<EventRegionSelected>(this);
}
void process() override {
this->setIntegerOnOutput(0, this->m_address);
this->setIntegerOnOutput(1, this->m_size);
}
private:
u64 m_address = 0;
size_t m_size = 0;
};
class NodeCastIntegerToBuffer : public dp::Node {
public:
NodeCastIntegerToBuffer() : Node("hex.builtin.nodes.casting.int_to_buffer.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &input = this->getIntegerOnInput(0);
std::vector<u8> output(sizeof(input), 0x00);
std::memcpy(output.data(), &input, sizeof(input));
this->setBufferOnOutput(1, output);
}
};
class NodeCastBufferToInteger : public dp::Node {
public:
NodeCastBufferToInteger() : Node("hex.builtin.nodes.casting.buffer_to_int.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Integer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &input = this->getBufferOnInput(0);
i128 output = 0;
if (input.empty() || input.size() > sizeof(output))
throwNodeError("Buffer is empty or bigger than 128 bits");
std::memcpy(&output, input.data(), input.size());
this->setIntegerOnOutput(1, output);
}
};
class NodeCastFloatToBuffer : public dp::Node {
public:
NodeCastFloatToBuffer() : Node("hex.builtin.nodes.casting.float_to_buffer.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Float, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &input = this->getFloatOnInput(0);
std::vector<u8> output(sizeof(input), 0x00);
std::memcpy(output.data(), &input, sizeof(input));
this->setBufferOnOutput(1, output);
}
};
class NodeCastBufferToFloat : public dp::Node {
public:
NodeCastBufferToFloat() : Node("hex.builtin.nodes.casting.buffer_to_float.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Float, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &input = this->getBufferOnInput(0);
double output = 0;
if (input.empty() || input.size() != sizeof(output))
throwNodeError("Buffer is empty or not the right size to fit a float");
std::memcpy(&output, input.data(), input.size());
this->setFloatOnOutput(1, output);
}
};
class NodeBufferCombine : public dp::Node {
public:
NodeBufferCombine() : Node("hex.builtin.nodes.buffer.combine.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input.a"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input.b"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &inputA = this->getBufferOnInput(0);
const auto &inputB = this->getBufferOnInput(1);
auto output = inputA;
std::copy(inputB.begin(), inputB.end(), std::back_inserter(output));
this->setBufferOnOutput(2, output);
}
};
class NodeBufferSlice : public dp::Node {
public:
NodeBufferSlice() : Node("hex.builtin.nodes.buffer.slice.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.buffer.slice.input.buffer"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.buffer.slice.input.from"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.buffer.slice.input.to"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &input = this->getBufferOnInput(0);
const auto &from = this->getIntegerOnInput(1);
const auto &to = this->getIntegerOnInput(2);
if (from < 0 || static_cast<u128>(from) >= input.size())
throwNodeError("'from' input out of range");
if (to < 0 || static_cast<u128>(to) >= input.size())
throwNodeError("'to' input out of range");
if (to <= from)
throwNodeError("'to' input needs to be greater than 'from' input");
this->setBufferOnOutput(3, std::vector(input.begin() + u64(from), input.begin() + u64(to)));
}
};
class NodeBufferRepeat : public dp::Node {
public:
NodeBufferRepeat() : Node("hex.builtin.nodes.buffer.repeat.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.buffer.repeat.input.buffer"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.buffer.repeat.input.count"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
const auto &buffer = this->getBufferOnInput(0);
const auto &count = this->getIntegerOnInput(1);
std::vector<u8> output;
output.resize(buffer.size() * count);
for (u32 i = 0; i < count; i++)
std::copy(buffer.begin(), buffer.end(), output.begin() + buffer.size() * i);
this->setBufferOnOutput(2, output);
}
};
class NodeBufferPatch : public dp::Node {
public:
NodeBufferPatch() : Node("hex.builtin.nodes.buffer.patch.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.buffer.patch.input.patch"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.common.address"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
auto buffer = this->getBufferOnInput(0);
const auto &patch = this->getBufferOnInput(1);
const auto &address = this->getIntegerOnInput(2);
if (address < 0 || static_cast<u128>(address) >= buffer.size())
throwNodeError("Address out of range");
if (address + patch.size() > buffer.size())
buffer.resize(address + patch.size());
std::copy(patch.begin(), patch.end(), buffer.begin() + address);
this->setBufferOnOutput(3, buffer);
}
};
class NodeBufferSize : public dp::Node {
public:
NodeBufferSize() : Node("hex.builtin.nodes.buffer.size.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Integer, "hex.builtin.nodes.buffer.size.output") }) { }
void process() override {
const auto &buffer = this->getBufferOnInput(0);
this->setIntegerOnOutput(1, buffer.size());
}
};
class NodeVisualizerDigram : public dp::Node {
public:
NodeVisualizerDigram() : Node("hex.builtin.nodes.visualizer.digram.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input") }) { }
void drawNode() override {
this->m_digram.draw(scaled({ 200, 200 }));
if (ImGui::IsItemHovered() && ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
ImGui::BeginTooltip();
this->m_digram.draw(scaled({ 600, 600 }));
ImGui::EndTooltip();
}
}
void process() override {
this->m_digram.process(this->getBufferOnInput(0));
}
private:
DiagramDigram m_digram;
};
class NodeVisualizerLayeredDistribution : public dp::Node {
public:
NodeVisualizerLayeredDistribution() : Node("hex.builtin.nodes.visualizer.layered_dist.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input") }) { }
void drawNode() override {
this->m_layeredDistribution.draw(scaled({ 200, 200 }));
if (ImGui::IsItemHovered() && ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
ImGui::BeginTooltip();
this->m_layeredDistribution.draw(scaled({ 600, 600 }));
ImGui::EndTooltip();
}
}
void process() override {
this->m_layeredDistribution.process(this->getBufferOnInput(0));
}
private:
DiagramLayeredDistribution m_layeredDistribution;
};
class NodeVisualizerImage : public dp::Node {
public:
NodeVisualizerImage() : Node("hex.builtin.nodes.visualizer.image.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input") }) { }
void drawNode() override {
ImGui::Image(this->m_texture, scaled(ImVec2(this->m_texture.getAspectRatio() * 200, 200)));
if (ImGui::IsItemHovered() && ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
ImGui::BeginTooltip();
ImGui::Image(this->m_texture, scaled(ImVec2(this->m_texture.getAspectRatio() * 600, 600)));
ImGui::EndTooltip();
}
}
void process() override {
const auto &rawData = this->getBufferOnInput(0);
this->m_texture = ImGuiExt::Texture(rawData.data(), rawData.size());
}
private:
ImGuiExt::Texture m_texture;
};
class NodeVisualizerImageRGBA : public dp::Node {
public:
NodeVisualizerImageRGBA() : Node("hex.builtin.nodes.visualizer.image_rgba.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.common.width"), dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Integer, "hex.builtin.nodes.common.height") }) { }
void drawNode() override {
ImGui::Image(this->m_texture, scaled(ImVec2(this->m_texture.getAspectRatio() * 200, 200)));
if (ImGui::IsItemHovered() && ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
ImGui::BeginTooltip();
ImGui::Image(this->m_texture, scaled(ImVec2(this->m_texture.getAspectRatio() * 600, 600)));
ImGui::EndTooltip();
}
}
void process() override {
this->m_texture = { };
const auto &rawData = this->getBufferOnInput(0);
const auto &width = this->getIntegerOnInput(1);
const auto &height = this->getIntegerOnInput(2);
const size_t requiredBytes = width * height * 4;
if (requiredBytes > rawData.size())
throwNodeError(hex::format("Image requires at least {} bytes of data, but only {} bytes are available", requiredBytes, rawData.size()));
this->m_texture = ImGuiExt::Texture(rawData.data(), rawData.size(), width, height);
}
private:
ImGuiExt::Texture m_texture;
};
class NodeVisualizerByteDistribution : public dp::Node {
public:
NodeVisualizerByteDistribution() : Node("hex.builtin.nodes.visualizer.byte_distribution.header", { dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input") }) { }
void drawNode() override {
drawPlot(scaled({ 400, 300 }));
if (ImGui::IsItemHovered() && ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
ImGui::BeginTooltip();
drawPlot(scaled({ 700, 550 }));
ImGui::EndTooltip();
}
}
void drawPlot(const ImVec2 &viewSize) {
if (ImPlot::BeginPlot("##distribution", viewSize, ImPlotFlags_NoLegend | ImPlotFlags_NoMenus | ImPlotFlags_NoBoxSelect)) {
ImPlot::SetupAxes("Address", "Count", ImPlotAxisFlags_Lock, ImPlotAxisFlags_Lock);
ImPlot::SetupAxisScale(ImAxis_Y1, ImPlotScale_Log10);
ImPlot::SetupAxesLimits(0, 256, 1, double(*std::max_element(this->m_counts.begin(), this->m_counts.end())) * 1.1F, ImGuiCond_Always);
static auto x = [] {
std::array<ImU64, 256> result { 0 };
std::iota(result.begin(), result.end(), 0);
return result;
}();
ImPlot::PlotBars<ImU64>("##bytes", x.data(), this->m_counts.data(), x.size(), 1);
ImPlot::EndPlot();
}
}
void process() override {
const auto &buffer = this->getBufferOnInput(0);
this->m_counts.fill(0x00);
for (const auto &byte : buffer) {
this->m_counts[byte]++;
}
}
private:
std::array<ImU64, 256> m_counts = { 0 };
};
class NodePatternLanguageOutVariable : public dp::Node {
public:
NodePatternLanguageOutVariable() : Node("hex.builtin.nodes.pattern_language.out_var.header", { dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void drawNode() override {
ImGui::PushItemWidth(100_scaled);
ImGui::InputText("##name", this->m_name);
ImGui::PopItemWidth();
}
void process() override {
auto lock = std::scoped_lock(ContentRegistry::PatternLanguage::getRuntimeLock());
auto &runtime = ContentRegistry::PatternLanguage::getRuntime();
const auto &outVars = runtime.getOutVariables();
if (outVars.contains(this->m_name)) {
std::visit(wolv::util::overloaded {
[](const std::string &) {},
[](pl::ptrn::Pattern *) {},
[this](auto &&value) {
std::vector<u8> buffer(std::min<size_t>(sizeof(value), 8));
std::memcpy(buffer.data(), &value, buffer.size());
this->setBufferOnOutput(0, buffer);
}
}, outVars.at(this->m_name));
} else {
throwNodeError(hex::format("Out variable '{}' has not been defined!", this->m_name));
}
}
void store(nlohmann::json &j) const override {
j = nlohmann::json::object();
j["name"] = this->m_name;
}
void load(const nlohmann::json &j) override {
this->m_name = j["name"].get<std::string>();
}
private:
std::string m_name;
};
class NodeBufferByteSwap : public dp::Node {
public:
NodeBufferByteSwap() : Node("hex.builtin.nodes.buffer.byte_swap.header", {dp::Attribute(dp::Attribute::IOType::In, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.input"), dp::Attribute(dp::Attribute::IOType::Out, dp::Attribute::Type::Buffer, "hex.builtin.nodes.common.output") }) { }
void process() override {
auto data = this->getBufferOnInput(0);
std::reverse(data.begin(), data.end());
this->setBufferOnOutput(1, data);
}
};
void registerOtherDataProcessorNodes() {
ContentRegistry::DataProcessorNode::add<NodeReadData>("hex.builtin.nodes.data_access", "hex.builtin.nodes.data_access.read");
ContentRegistry::DataProcessorNode::add<NodeWriteData>("hex.builtin.nodes.data_access", "hex.builtin.nodes.data_access.write");
ContentRegistry::DataProcessorNode::add<NodeDataSize>("hex.builtin.nodes.data_access", "hex.builtin.nodes.data_access.size");
ContentRegistry::DataProcessorNode::add<NodeDataSelection>("hex.builtin.nodes.data_access", "hex.builtin.nodes.data_access.selection");
ContentRegistry::DataProcessorNode::add<NodeCastIntegerToBuffer>("hex.builtin.nodes.casting", "hex.builtin.nodes.casting.int_to_buffer");
ContentRegistry::DataProcessorNode::add<NodeCastBufferToInteger>("hex.builtin.nodes.casting", "hex.builtin.nodes.casting.buffer_to_int");
ContentRegistry::DataProcessorNode::add<NodeCastFloatToBuffer>("hex.builtin.nodes.casting", "hex.builtin.nodes.casting.float_to_buffer");
ContentRegistry::DataProcessorNode::add<NodeCastBufferToFloat>("hex.builtin.nodes.casting", "hex.builtin.nodes.casting.buffer_to_float");
ContentRegistry::DataProcessorNode::add<NodeBufferCombine>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.combine");
ContentRegistry::DataProcessorNode::add<NodeBufferSlice>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.slice");
ContentRegistry::DataProcessorNode::add<NodeBufferRepeat>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.repeat");
ContentRegistry::DataProcessorNode::add<NodeBufferPatch>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.patch");
ContentRegistry::DataProcessorNode::add<NodeBufferSize>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.size");
ContentRegistry::DataProcessorNode::add<NodeBufferByteSwap>("hex.builtin.nodes.buffer", "hex.builtin.nodes.buffer.byte_swap");
ContentRegistry::DataProcessorNode::add<NodeVisualizerDigram>("hex.builtin.nodes.visualizer", "hex.builtin.nodes.visualizer.digram");
ContentRegistry::DataProcessorNode::add<NodeVisualizerLayeredDistribution>("hex.builtin.nodes.visualizer", "hex.builtin.nodes.visualizer.layered_dist");
ContentRegistry::DataProcessorNode::add<NodeVisualizerImage>("hex.builtin.nodes.visualizer", "hex.builtin.nodes.visualizer.image");
ContentRegistry::DataProcessorNode::add<NodeVisualizerImageRGBA>("hex.builtin.nodes.visualizer", "hex.builtin.nodes.visualizer.image_rgba");
ContentRegistry::DataProcessorNode::add<NodeVisualizerByteDistribution>("hex.builtin.nodes.visualizer", "hex.builtin.nodes.visualizer.byte_distribution");
ContentRegistry::DataProcessorNode::add<NodePatternLanguageOutVariable>("hex.builtin.nodes.pattern_language", "hex.builtin.nodes.pattern_language.out_var");
}
}