54 lines
2.2 KiB
C++
54 lines
2.2 KiB
C++
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/**
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* @file package_operations.hpp
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* @brief Functions for operating on DPM packages
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*
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* Defines functions for extracting and verifying components from DPM packages.
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*
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* @copyright Copyright (c) 2025 SILO GROUP LLC
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* @author Chris Punches <chris.punches@silogroup.org>
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*
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* Part of the Dark Horse Linux Package Manager (DPM)
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*/
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#pragma once
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#include <string>
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#include <dpmdk/include/CommonModuleAPI.hpp>
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#include "commands.hpp"
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#include <filesystem>
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/**
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* @brief Extracts a component from a package file
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*
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* Loads a component (metadata, contents, hooks, signatures) from a package file
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* by calling into the build module's get_file_from_package_file function.
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*
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* @param package_path Path to the package file
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* @param component_name Name of the component to extract (metadata, contents, hooks, signatures)
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* @param data Pointer to a pointer that will be populated with the component data
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* @param data_size Pointer to a size_t that will be populated with the size of the component data
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* @return 0 on success, non-zero on failure
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*/
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int get_component_from_package(const std::string& package_path,
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const std::string& component_name,
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unsigned char** data,
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size_t* data_size);
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/**
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* @brief Extracts a file from a component archive
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*
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* Extracts a specific file from a component archive that has already been loaded into memory.
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* Uses the build module's get_file_from_memory_loaded_archive function.
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*
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* @param component_data Pointer to the component archive data in memory
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* @param component_size Size of the component archive in memory
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* @param filename Name of the file to extract from the component
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* @param data Pointer to a pointer that will be populated with the file data
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* @param data_size Pointer to a size_t that will be populated with the size of the file data
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* @return 0 on success, non-zero on failure
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*/
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int get_file_from_component(const unsigned char* component_data,
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size_t component_size,
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const std::string& filename,
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unsigned char** data,
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size_t* data_size);
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