mirror of
https://github.com/Fennix-Project/Kernel.git
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104 lines
2.3 KiB
C++
104 lines
2.3 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel 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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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "../cmds.hpp"
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#include <filesystem.hpp>
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#include "../../kernel.h"
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using namespace vfs;
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const char *ColorNodeType(Node *node)
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{
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switch (node->Type)
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{
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case NodeType::DIRECTORY:
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return "\e3871F5";
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case NodeType::BLOCKDEVICE:
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return "\eE8CD1E";
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case NodeType::CHARDEVICE:
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return "\e86E01F";
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case NodeType::PIPE:
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return "\eE0991F";
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case NodeType::SYMLINK:
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return "\e1FB9E0";
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case NodeType::FILE:
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return "\eCCCCCC";
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default:
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return "\eF72020";
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}
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}
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size_t MaxNameLength(Node *nodes)
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{
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size_t maxLength = 0;
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foreach (auto &node in nodes->Children)
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maxLength = std::max(maxLength, strlen(node->Name));
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return maxLength;
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}
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void PrintLS(Node *node)
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{
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size_t maxNameLength = MaxNameLength(node);
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int count = 0;
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bool first = true;
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foreach (auto &var in node->Children)
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{
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if (count % 5 == 0 && !first)
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printf("\n");
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printf(" %s%-*s ", ColorNodeType(var), (int)maxNameLength, var->Name);
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count++;
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first = false;
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}
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printf("\eCCCCCC\n");
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}
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void cmd_ls(const char *args)
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{
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if (args[0] == '\0')
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{
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Node *rootNode = thisProcess->CurrentWorkingDirectory;
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if (rootNode == nullptr)
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rootNode = fs->GetRootNode()->Children[0];
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PrintLS(rootNode);
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}
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else
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{
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Node *thisNode = fs->GetNodeFromPath(args, thisProcess->CurrentWorkingDirectory);
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if (thisNode == nullptr)
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{
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printf("ls: %s: No such file or directory\n", args);
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return;
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}
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if (thisNode->Type == NodeType::SYMLINK)
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thisNode = fs->GetNodeFromPath(thisNode->Symlink);
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if (thisNode->Type != NodeType::DIRECTORY)
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{
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printf("%s%s\n", ColorNodeType(thisNode), thisNode->Name);
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return;
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}
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PrintLS(thisNode);
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}
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}
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