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Base64+whoami命令+wget命令（未完成）

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Leonmmcoset
2026-02-03 02:04:43 +08:00
parent af6a505d16
commit c64330b22f
4 changed files with 372 additions and 1 deletions
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195
Shell.cs
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@@ -10,6 +10,7 @@ using System.Threading;
using System.Net;
using System.Net.Sockets;
using System.Text;
using CosmosHttp.Client;
using Cosmos.Core;
using Cosmos.Core.Memory;
using Cosmos.HAL;
@@ -194,6 +195,10 @@ namespace CMLeonOS
" ping <ip> - Ping IP address (5 times)",
" tcpserver <port> - Start TCP server on specified port",
" tcpclient <ip> <port> - Connect to TCP server",
" wget <url> - Download file from URL",
" whoami - Show current username",
" base64 encrypt <text> - Encode text to Base64",
" base64 decrypt <text> - Decode Base64 to text",
" version - Show OS version",
" about - Show about information",
" help <page> - Show help page (1-3)",
@@ -451,6 +456,15 @@ namespace CMLeonOS
case "tcpclient":
ConnectTcpClient(args);
break;
case "wget":
DownloadFile(args);
break;
case "whoami":
ShowCurrentUsername();
break;
case "base64":
ProcessBase64Command(args);
break;
default:
ShowError($"Unknown command: {command}");
break;
@@ -1888,5 +1902,186 @@ namespace CMLeonOS
ShowError($"TCP client error: {ex.Message}");
}
}
private void DownloadFile(string args)
{
string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length == 0)
{
ShowError("Error: Please specify URL");
ShowError("Usage: wget <url> [output]");
return;
}
string url = parts[0];
string outputPath = parts.Length > 1 ? parts[1] : "";
Console.WriteLine("====================================");
Console.WriteLine(" WGET - File Downloader");
Console.WriteLine("====================================");
Console.WriteLine();
Console.WriteLine($"Downloading from: {url}");
try
{
HttpRequest request = new HttpRequest();
string domain = "";
string path = "/";
if (url.StartsWith("http://"))
{
url = url.Substring(7);
}
if (url.StartsWith("https://"))
{
url = url.Substring(8);
}
int slashIndex = url.IndexOf('/');
if (slashIndex == -1)
{
domain = url;
}
else
{
domain = url.Substring(0, slashIndex);
path = url.Substring(slashIndex);
}
if (string.IsNullOrWhiteSpace(domain))
{
ShowError("Error: Invalid URL format");
return;
}
Console.WriteLine($"Domain: {domain}");
Console.WriteLine($"Path: {path}");
Console.WriteLine();
request.Domain = domain;
request.Path = path;
request.Method = "GET";
Console.WriteLine("Sending request...");
request.Send();
if (request.Response == null)
{
ShowError("Error: No response received");
return;
}
byte[] content = Encoding.ASCII.GetBytes(request.Response.Content);
if (content == null || content.Length == 0)
{
ShowError("Error: No content received");
return;
}
Console.WriteLine($"Downloaded {content.Length} bytes");
Console.WriteLine();
if (string.IsNullOrWhiteSpace(outputPath))
{
int lastSlash = path.LastIndexOf('/');
if (lastSlash >= 0 && lastSlash < path.Length - 1)
{
outputPath = path.Substring(lastSlash + 1);
}
else
{
outputPath = "downloaded_file";
}
}
if (!outputPath.StartsWith("0:\\") && !outputPath.StartsWith("0:/"))
{
outputPath = Path.Combine(prompt, outputPath);
}
Console.WriteLine($"Saving to: {outputPath}");
File.WriteAllBytes(outputPath, content);
ShowSuccess($"File saved successfully: {outputPath}");
}
catch (Exception ex)
{
ShowError($"Download error: {ex.Message}");
}
}
private void ShowCurrentUsername()
{
Console.WriteLine("====================================");
Console.WriteLine(" Current User");
Console.WriteLine("====================================");
Console.WriteLine();
Console.WriteLine($"Username: {userSystem.CurrentUsername}");
Console.WriteLine();
}
private void ProcessBase64Command(string args)
{
string[] parts = args.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (parts.Length == 0)
{
ShowError("Error: Please specify subcommand");
ShowError("Usage: base64 encrypt <text> | base64 decrypt <text>");
return;
}
string subcommand = parts[0].ToLower();
if (subcommand != "encrypt" && subcommand != "decrypt")
{
ShowError("Error: Invalid subcommand");
ShowError("Usage: base64 encrypt <text> | base64 decrypt <text>");
return;
}
if (parts.Length < 2)
{
ShowError("Error: Please specify text to process");
ShowError($"Usage: base64 {subcommand} <text>");
return;
}
string text = string.Join(" ", parts, 1, parts.Length - 1);
Console.WriteLine("====================================");
Console.WriteLine(" Base64");
Console.WriteLine("====================================");
Console.WriteLine();
try
{
if (subcommand == "encrypt")
{
string encoded = Base64Helper.Encode(text);
Console.WriteLine($"Original: {text}");
Console.WriteLine();
Console.WriteLine($"Encoded: {encoded}");
}
if (subcommand == "decrypt")
{
string decoded = Base64Helper.Decode(text);
Console.WriteLine($"Encoded: {text}");
Console.WriteLine();
Console.WriteLine($"Decoded: {decoded}");
}
Console.WriteLine();
ShowSuccess("Base64 operation completed");
}
catch (Exception ex)
{
ShowError($"Base64 error: {ex.Message}");
}
}
}
}