75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/**
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* @file modules.hpp
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* @brief Module handle, cursor, and loader declarations
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*
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* @copyright Copyright (c) 2026 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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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <dpm/core.h>
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#include <memory>
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#include <string>
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#include <vector>
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/** @brief A loaded, fully validated module */
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struct dpm_module {
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std::string name;
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void* handle = nullptr;
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std::string version;
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std::string description;
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std::string core_min;
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const dpm_manifest* manifest = nullptr;
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int (*execute)(dpm_ctx*, const char*, int, char**) = nullptr;
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};
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/** @brief Enumeration cursor over validated modules */
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struct dpm_cursor {
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std::vector<dpm_module_info> infos;
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size_t idx = 0;
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};
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/**
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* @brief Closes a dlopen handle
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*
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* Keeps handle release beside the loader in one translation unit.
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*
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* @param handle The handle to close; NULL is a no-op
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*/
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void dpm_internal_unload(void* handle);
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namespace dpmcore {
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/**
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* @brief Runs the full load-time validation sequence against a module
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*
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* Loads the named module's .so from the context's module path and
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* verifies the complete contract.
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*
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* @param ctx The core context
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* @param name The module name
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* @param reason Receives the refusal reason on failure
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* @return The validated module (caller owns), or nullptr on failure
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*/
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std::unique_ptr<dpm_module> validate_and_load(dpm_ctx* ctx,
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const std::string& name,
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std::string& reason);
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} // namespace dpmcore
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