mirror of
https://github.com/wiiu-env/WiiUPluginLoaderBackend.git
synced 2024-07-04 10:06:06 +02:00
104 lines
3.4 KiB
C++
104 lines
3.4 KiB
C++
/****************************************************************************
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* Copyright (C) 2018 Maschell
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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 General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <memory>
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#include "PluginDataFactory.h"
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#include "../utils/logger.h"
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#include "../utils/StringTools.h"
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std::vector<PluginData> PluginDataFactory::loadDir(const std::string &path, MEMHeapHandle heapHandle) {
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std::vector<PluginData> result;
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struct dirent *dp;
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DIR *dfd = nullptr;
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if (path.empty()) {
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DEBUG_FUNCTION_LINE("Path was empty");
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return result;
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}
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if ((dfd = opendir(path.c_str())) == nullptr) {
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DEBUG_FUNCTION_LINE("Couldn't open dir %s", path.c_str());
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return result;
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}
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while ((dp = readdir(dfd)) != nullptr) {
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struct stat stbuf{};
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std::string full_file_path = StringTools::strfmt("%s/%s", path.c_str(), dp->d_name);
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StringTools::RemoveDoubleSlashs(full_file_path);
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if (stat(full_file_path.c_str(), &stbuf) == -1) {
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DEBUG_FUNCTION_LINE("Unable to stat file: %s", full_file_path.c_str());
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continue;
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}
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if ((stbuf.st_mode & S_IFMT) == S_IFDIR) { // Skip directories
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continue;
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} else {
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DEBUG_FUNCTION_LINE("Loading plugin: %s", full_file_path.c_str());
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auto pluginData = load(full_file_path, heapHandle);
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if (pluginData) {
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result.push_back(pluginData.value());
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}
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}
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}
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if (dfd != nullptr) {
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closedir(dfd);
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}
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return result;
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}
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std::optional<PluginData> PluginDataFactory::load(const std::string &filename, MEMHeapHandle heapHandle) {
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// Not going to explicitly check these.
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// The use of gcount() below will compensate for a failure here.
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std::ifstream is(filename, std::ios::binary);
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is.seekg(0, std::ios::end);
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std::streampos length = is.tellg();
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is.seekg(0, std::ios::beg);
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// reading into a 0x40 aligned buffer increases reading speed.
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char *data = (char *) memalign(0x40, length);
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if (!data) {
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is.close();
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DEBUG_FUNCTION_LINE("Failed to alloc memory for holding the plugin");
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return {};
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}
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is.read(data, length);
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std::vector<uint8_t> result;
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result.resize(length);
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memcpy(&result[0], data, length);
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free(data);
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is.close();
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DEBUG_FUNCTION_LINE_VERBOSE("Loaded file!");
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return load(result, heapHandle);
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}
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std::optional<PluginData> PluginDataFactory::load(std::vector<uint8_t> &buffer, MEMHeapHandle heapHandle) {
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if (buffer.empty()) {
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return std::nullopt;
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}
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PluginData pluginData(buffer, heapHandle, eMemoryTypes::eMemTypeMEM2);
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return pluginData;
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}
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