WIP ex

Dalamud.Bootstrap/Bootstrapper.cs

@@ -4,6 +4,7 @@ using System.IO.Pipes;
 using CoreHook.BinaryInjection.RemoteInjection;
 using CoreHook.BinaryInjection.RemoteInjection.Configuration;
 using CoreHook.IPC.Platform;
+using Dalamud.Bootstrap.SqexArg;
 
 namespace Dalamud.Bootstrap
 {
@@ -16,7 +17,7 @@ namespace Dalamud.Bootstrap
             m_options = options;
         }
 
-        public void Launch(string exePath)
+        public void Launch(string exePath, string? commandLine)
         {
             throw new NotImplementedException("TODO");
         }
@@ -43,8 +44,9 @@ namespace Dalamud.Bootstrap
 
             // Acquire the process handle and read the command line
             using var process = Process.Open(pid);
-            var arguments = process.ReadCommandLine();
+            var commandLine = process.ReadCommandLine();
 
+            var argument = ArgumentDecoder.Decode(commandLine[1]);
             // TODO:
             // .... if arg1 exists
             // DecodeSqexArg(arguments[1]);
@@ -54,8 +56,7 @@ namespace Dalamud.Bootstrap
             // AddArgs(args, "T", newTick)
             // str = ToString()
             // EncodeSqexArg(str, newKey)
-
-
+            
             process.Terminate();
 
             throw new NotImplementedException("TODO");
@@ -94,7 +95,7 @@ namespace Dalamud.Bootstrap
 
                 // Could not inject Dalamud for whatever reason; it could be process is not actually running, insufficient os privilege, or whatever the thing SE put in their game;
                 // Therefore there's not much we can do on this side; You have to trobleshoot by yourself somehow.
-                throw new BootstrapException(pid, message, ex);
+                throw new ProcessException(message, pid, ex);
             }
         }
     }

Dalamud.Bootstrap/Exceptions.cs

@@ -1,4 +1,5 @@
 using System;
+using System.ComponentModel;
 
 namespace Dalamud.Bootstrap
 {
@@ -14,8 +15,26 @@ namespace Dalamud.Bootstrap
         internal BootstrapException(string message, Exception innerException) : base(message, innerException) { }
     }
 
-    public class NtException : BootstrapException
+    public class ProcessException : BootstrapException
     {
+        public uint Pid { get; }
 
+        internal ProcessException() : base() { }
+
+        internal ProcessException(string message) : base(message) { }
+
+        internal ProcessException(string message, Exception innerException) : base(message, innerException) { }
+
+        internal ProcessException(string message, uint pid) : base(message) => Pid = pid;
+        
+        internal ProcessException(string message, uint pid, Exception innerException) : base(message, innerException) => Pid = pid;
+
+        internal static ProcessException ThrowLastOsError(uint pid)
+        {
+            var inner = new Win32Exception();
+
+            const string message = "";
+            throw new ProcessException(message, pid, inner);
+        }
     }
 }

Dalamud.Bootstrap/SqexArg/ArgumentBuilder.cs

@@ -42,7 +42,7 @@ namespace Dalamud.Bootstrap.SqexArg
 
         public override string ToString()
         {
-            var buffer = new StringBuilder(256);
+            var buffer = new StringBuilder(300);
             
             foreach (var kv in m_dict)
             {

Dalamud.Bootstrap/SqexArg/ArgumentDecoder.cs

@@ -4,7 +4,7 @@ namespace Dalamud.Bootstrap.SqexArg
 {
     internal static class ArgumentDecoder
     {
-        public static void Decode(ReadOnlySpan<char> argument, uint key)
+        public static ArgumentBuilder Decode(ReadOnlySpan<char> argument, uint key)
         {
             // 1. strip //**sqex003 and **//
             // 2. extract checksum
@@ -31,7 +31,7 @@ namespace Dalamud.Bootstrap.SqexArg
             
             
             // stuff
-            
+            throw new NotImplementedException("TODO");
         }
 
         private static void DecodeUrlSafeBase64(ReadOnlySpan<char> content)

Dalamud.Bootstrap/Windows/Process.cs

@@ -42,17 +42,19 @@ namespace Dalamud.Bootstrap
 
             if (handle.IsInvalid)
             {
-                throw new Win32Exception();
+                ProcessException.ThrowLastOsError(pid);
             }
 
             return new Process(handle);
         }
 
+        private uint GetPid() => Win32.GetProcessId(m_handle);
+
         public void Terminate(uint exitCode = 0)
         {
             if (!Win32.TerminateProcess(m_handle, exitCode))
             {
-                throw new Win32Exception();
+                ProcessException.ThrowLastOsError(GetPid());
             }
         }
 
@@ -72,7 +74,7 @@ namespace Dalamud.Bootstrap
 
                     if (!Win32.ReadProcessMemory(m_handle, (void*)address, pDest, (IntPtr)destination.Length, &bytesRead))
                     {
-                        throw new Win32Exception();
+                        ProcessException.ThrowLastOsError(GetPid());
                     }
 
                     // this is okay as the length of the span can't be longer than int.Max
@@ -91,7 +93,7 @@ namespace Dalamud.Bootstrap
                 if (bytesRead == 0)
                 {
                     // prolly page fault; there's not much we can do here
-                    throw new Win32Exception();
+                    ProcessException.ThrowLastOsError(GetPid());
                 }
 
                 totalBytesRead += bytesRead;
@@ -128,7 +130,10 @@ namespace Dalamud.Bootstrap
 
                 if (!status.Success)
                 {
-                    throw new NtException(status);
+                    var message = $"A call to NtQueryInformationProcess failed. (Status: {status})";
+                    var pid = GetPid();
+
+                    throw new ProcessException(message, pid);
                 }
 
                 return info.PebBaseAddress;
@@ -150,7 +155,7 @@ namespace Dalamud.Bootstrap
             }
         }
 
-        private static string[] ParseCommandLine(ReadOnlySpan<byte> commandLine)
+        private string[] ParseCommandLine(ReadOnlySpan<byte> commandLine)
         {
             unsafe
             {
@@ -166,7 +171,7 @@ namespace Dalamud.Bootstrap
 
                 if (argv == null)
                 {
-                    throw new Win32Exception();
+                    ProcessException.ThrowLastOsError(GetPid());
                 }
 
                 try

Dalamud.Bootstrap/Windows/Win32.cs

@@ -29,6 +29,9 @@ namespace Dalamud.Bootstrap.Windows
 
         [DllImport("shell32", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
         public static extern char** CommandLineToArgvW(void* lpCmdLine, int* pNumArgs);
+
+        [DllImport("kernel32", CallingConvention = CallingConvention.Winapi)]
+        public static extern uint GetProcessId(SafeProcessHandle hProcess);
     }
 
     [StructLayout(LayoutKind.Sequential)]
@@ -63,6 +66,8 @@ namespace Dalamud.Bootstrap.Windows
         /// Equivalent to NT_ERROR
         /// </summary>
         public bool Error => 0xC0000000 <= Value;
+
+        public override string ToString() => $"0x{Value:X8}";
     }
 
     [StructLayout(LayoutKind.Sequential)]

Dalamud.Injector/Program.cs

@@ -26,13 +26,21 @@ namespace Dalamud.Injector
                 RootDirectory = rootDirectory,
             });
 
-            // ..
             boot.Relaunch(options.Pid);
         }
 
         private static void Launch(LaunchOptions options)
         {
+            var binDirectory = options.BinaryDirectory ?? GetDefaultBinaryDirectory();
+            var rootDirectory = options.RootDirectory ?? GetDefaultRootDirectory();
 
+            var boot = new Bootstrapper(new BootstrapperOptions
+            {
+                BinaryDirectory = binDirectory,
+                RootDirectory = rootDirectory,
+            });
+
+            boot.Launch(options.ExecutablePath, options.CommandLine);
         }
 
         private static string GetDefaultBinaryDirectory()