Adds initial support for reading parameters passed to consent UI

2023-11-11 16:09:12 +11:00
parent d5b3b24870
commit 28de11ee97
35 changed files with 952 additions and 19 deletions
@@ -0,0 +1,59 @@
+using System;
+using System.Runtime.InteropServices;
+using Lithnet.CredentialProvider.Interop;
+
+namespace Lithnet.CredentialProvider
+{
+    /// <summary>
+    /// Represents the data structure passed to consent UI when a user is trying to elevate an executable
+    /// </summary>
+    public class ConsentUIDataExe : ConsentUIData
+    {
+        private IntPtr hFile;
+
+        /// <summary>
+        /// The path to the process that the user has requested to be launched as an administrator
+        /// </summary>
+        public string ExecutablePath { get; }
+
+        /// <summary>
+        /// A currently unknown value. In most cases it seems to be the same as <see cref="ExecutablePath"/>
+        /// </summary>
+        public string Unknown1 { get; }
+
+        /// <summary>
+        /// The full command line, including arguments that will be used to launch the executable
+        /// </summary>
+        public string CommandLine { get; }
+
+        /// <summary>
+        /// A currently unknown parameter
+        /// </summary>
+        public string Unknown2 { get; }
+
+        /// <summary>
+        /// Gets a handle to the executable that the user has requested to be launched as an administrator
+        /// </summary>
+        /// <returns>A handle to the executable</returns>
+        public SafeHandle GetExecutableHandle()
+        {
+            return DuplicateHandleInternal(this.hFile);
+        }
+
+        internal ConsentUIDataExe(IntPtr pData, int expectedSize) : base(pData, expectedSize)
+        {
+            if (this.header.Type != ConsentUIType.Exe)
+            {
+                throw new InvalidOperationException("The data structure is not of type EXE");
+            }
+
+            var s = Marshal.PtrToStructure<ConsentUIStructureExe>(pData);
+
+            this.hFile = s.hFile;
+            this.ExecutablePath = this.GetStringValueIfValid(pData, (int)s.oExecutablePath1);
+            this.Unknown1 = this.GetStringValueIfValid(pData, (int)s.oExecutablePath2);
+            this.CommandLine = this.GetStringValueIfValid(pData, (int)s.oCommandLine);
+            this.Unknown2 = this.GetStringValueIfValid(pData, (int)s.oUnknown0);
+        }
+    }
+}