126 lines
4.2 KiB
C++
126 lines
4.2 KiB
C++
#pragma once
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#include <hex/providers/provider.hpp>
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#include <hex/helpers/fmt.hpp>
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#include <hex/api/event.hpp>
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namespace hex::plugin::builtin {
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class ViewProvider : public hex::prv::Provider {
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public:
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explicit ViewProvider() {
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EventManager::subscribe<EventProviderClosing>(this, [this](prv::Provider *provider, bool*) {
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if (this->m_provider == provider)
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ImHexApi::Provider::remove(this, true);
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});
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}
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~ViewProvider() override {
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EventManager::unsubscribe<EventProviderClosing>(this);
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}
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[[nodiscard]] bool isAvailable() const override {
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if (this->m_provider == nullptr)
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return false;
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else
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return this->m_provider->isAvailable();
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}
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[[nodiscard]] bool isReadable() const override {
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if (this->m_provider == nullptr)
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return false;
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else
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return this->m_provider->isReadable();
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}
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[[nodiscard]] bool isWritable() const override {
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if (this->m_provider == nullptr)
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return false;
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else
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return this->m_provider->isWritable();
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}
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[[nodiscard]] bool isResizable() const override { return true; }
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[[nodiscard]] bool isSavable() const override { return true; }
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void save() override {
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this->m_provider->save();
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}
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[[nodiscard]] bool open() override { return true; }
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void close() override { }
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void resize(size_t newSize) override {
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this->m_size = newSize;
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}
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void insert(u64 offset, size_t size) override {
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if (this->m_provider == nullptr)
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return;
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this->m_size += size;
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this->m_provider->insert(offset + this->m_startAddress, size);
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}
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void remove(u64 offset, size_t size) override {
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if (this->m_provider == nullptr)
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return;
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this->m_size -= size;
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this->m_provider->remove(offset + this->m_startAddress, size);
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}
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void readRaw(u64 offset, void *buffer, size_t size) override {
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if (this->m_provider == nullptr)
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return;
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this->m_provider->read(offset + this->m_startAddress, buffer, size);
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}
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void writeRaw(u64 offset, const void *buffer, size_t size) override {
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if (this->m_provider == nullptr)
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return;
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this->m_provider->write(offset + this->m_startAddress, buffer, size);
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}
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[[nodiscard]] size_t getActualSize() const override { return this->m_size; }
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[[nodiscard]] std::string getName() const override {
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if (this->m_provider == nullptr)
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return "View";
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else
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return hex::format("{} View", this->m_provider->getName());
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}
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[[nodiscard]] std::vector<std::pair<std::string, std::string>> getDataDescription() const override {
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if (this->m_provider == nullptr)
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return { };
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return this->m_provider->getDataDescription();
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}
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void loadSettings(const nlohmann::json &settings) override { hex::unused(settings); }
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[[nodiscard]] nlohmann::json storeSettings(nlohmann::json settings) const override { return settings; }
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[[nodiscard]] std::string getTypeName() const override {
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return "hex.builtin.provider.view";
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}
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void setProvider(u64 startAddress, size_t size, hex::prv::Provider *provider) {
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this->m_startAddress = startAddress;
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this->m_size = size;
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this->m_provider = provider;
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}
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[[nodiscard]] std::pair<Region, bool> getRegionValidity(u64 address) const override {
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address -= this->getBaseAddress();
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if (address < this->getActualSize())
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return { Region { this->getBaseAddress() + address, this->getActualSize() - address }, true };
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else
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return { Region::Invalid(), false };
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}
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private:
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u64 m_startAddress = 0x00;
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size_t m_size = 0x00;
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prv::Provider *m_provider = nullptr;
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};
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} |