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Code Issues Releases Wiki Activity

Improved WINTRUST_DATA implementation

pull/60/head
David Hall 2019-06-07 20:32:25 -06:00
parent de311c6bf1
commit bec657fdad
1 changed files with 161 additions and 60 deletions
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221
PInvoke/WinTrust/WinTrust.cs
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@ -1,5 +1,6 @@
using System;
using System.Runtime.InteropServices;
using Vanara.Extensions;
using Vanara.InteropServices;
using static Vanara.PInvoke.Crypt32;
using FILETIME = System.Runtime.InteropServices.ComTypes.FILETIME;
@ -1016,7 +1017,7 @@ namespace Vanara.PInvoke
// GUID *pgActionID, WINTRUST_DATA *pWinTrustData );
[DllImport(Lib.Wintrust, SetLastError = false, ExactSpelling = true)]
[PInvokeData("wintrust.h", MSDNShortId = "209c9953-a4a5-4ff0-961f-92e97ccce23d")]
public static extern HRESULT WinVerifyTrustEx(HWND hwnd, in Guid pgActionID, in WINTRUST_DATA pWinTrustData);
public static extern HRESULT WinVerifyTrustEx(HWND hwnd, in Guid pgActionID, [In] WINTRUST_DATA pWinTrustData);
/// <summary>
/// <para>
@ -2021,65 +2022,6 @@ namespace Vanara.PInvoke
public IntPtr psftVerifyAsOf;
}
/// <summary>
/// [The WINTRUST_DATA structure is available for use in the operating systems specified in the Requirements section. It may be
/// altered or unavailable in subsequent versions.]
/// <para>The WINTRUST_DATA structure is used when calling WinVerifyTrust to pass necessary information into the trust providers.</para>
/// </summary>
[PInvokeData("wintrust.h", MSDNShortId = "8fb68f44-6f69-4eac-90de-02689e3e86cf")]
[StructLayout(LayoutKind.Sequential)]
public struct WINTRUST_DATA
{
/// <summary>The size, in bytes, of this structure.</summary>
public uint cbStruct;
/// <summary>A pointer to a data buffer used to pass policy-specific data to a policy provider. This member can be NULL.</summary>
public IntPtr pPolicyCallbackData;
/// <summary>
/// A pointer to a data buffer used to pass subject interface package (SIP)-specific data to a SIP provider. This member can be NULL.
/// </summary>
public IntPtr pSIPCallbackData;
/// <summary>Specifies the kind of user interface (UI) to be used.</summary>
public WTD_UI dwUIChoice;
/// <summary>
/// Certificate revocation check options. This member can be set to add revocation checking to that done by the selected policy provider.
/// </summary>
public WTD_REVOKE fdwRevocationChecks;
/// <summary>Specifies the union member to be used and, thus, the type of object for which trust will be verified.</summary>
public WTD_CHOICE dwUnionChoice;
/// <summary>Pointer to the structure specified by <see cref="dwUnionChoice"/>.</summary>
public IntPtr pInfoStruct;
/// <summary>Specifies the action to be taken.</summary>
public WTD_STATEACTION dwStateAction;
/// <summary>A handle to the state data. The contents of this member depends on the value of the dwStateAction member.</summary>
public HANDLE hWVTStateData;
/// <summary>Reserved for future use. Set to NULL.</summary>
public StrPtrUni pwszURLReference;
/// <summary>DWORD value that specifies trust provider settings.</summary>
public WTD_TRUST dwProvFlags;
/// <summary>
/// A DWORD value that specifies the user interface context for the WinVerifyTrust function. This causes the text in the
/// Authenticode dialog box to match the action taken on the file.
/// </summary>
public WTD_UICONTEXT dwUIContext;
/// <summary>
/// Pointer to a WINTRUST_SIGNATURE_SETTINGS structure.
/// <para>Windows 8 and Windows Server 2012: Support for this member begins.</para>
/// </summary>
public IntPtr pSignatureSettings;
}
/// <summary>The <c>WINTRUST_FILE_INFO</c> structure is used when calling WinVerifyTrust to verify an individual file.</summary>
// https://docs.microsoft.com/en-us/windows/desktop/api/wintrust/ns-wintrust-wintrust_file_info_ typedef struct WINTRUST_FILE_INFO_ {
// DWORD cbStruct; LPCWSTR pcwszFilePath; HANDLE hFile; GUID *pgKnownSubject; } WINTRUST_FILE_INFO, *PWINTRUST_FILE_INFO;
@ -2180,5 +2122,164 @@ namespace Vanara.PInvoke
/// </summary>
public IntPtr pCryptoPolicy;
}
/// <summary>
/// [The WINTRUST_DATA structure is available for use in the operating systems specified in the Requirements section. It may be
/// altered or unavailable in subsequent versions.]
/// <para>The WINTRUST_DATA structure is used when calling WinVerifyTrust to pass necessary information into the trust providers.</para>
/// </summary>
[PInvokeData("wintrust.h", MSDNShortId = "8fb68f44-6f69-4eac-90de-02689e3e86cf")]
[StructLayout(LayoutKind.Sequential)]
public class WINTRUST_DATA : IDisposable
{
/// <summary>The size, in bytes, of this structure.</summary>
private int _cbStruct;
/// <summary>A pointer to a data buffer used to pass policy-specific data to a policy provider. This member can be NULL.</summary>
public IntPtr pPolicyCallbackData;
/// <summary>
/// A pointer to a data buffer used to pass subject interface package (SIP)-specific data to a SIP provider. This member can be NULL.
/// </summary>
public IntPtr pSIPCallbackData;
/// <summary>Specifies the kind of user interface (UI) to be used.</summary>
public WTD_UI dwUIChoice;
/// <summary>
/// Certificate revocation check options. This member can be set to add revocation checking to that done by the selected policy provider.
/// </summary>
public WTD_REVOKE fdwRevocationChecks;
/// <summary>Specifies the union member to be used and, thus, the type of object for which trust will be verified.</summary>
private WTD_CHOICE _dwUnionChoice;
/// <summary>Pointer to the structure specified by <see cref="dwUnionChoice"/>.</summary>
private IntPtr _pInfoStruct;
/// <summary>Specifies the action to be taken.</summary>
public WTD_STATEACTION dwStateAction;
/// <summary>A handle to the state data. The contents of this member depends on the value of the dwStateAction member.</summary>
public HANDLE hWVTStateData;
/// <summary>Reserved for future use. Set to NULL.</summary>
private StrPtrUni pwszURLReference;
/// <summary>DWORD value that specifies trust provider settings.</summary>
public WTD_TRUST dwProvFlags;
/// <summary>
/// A DWORD value that specifies the user interface context for the WinVerifyTrust function. This causes the text in the
/// Authenticode dialog box to match the action taken on the file.
/// </summary>
public WTD_UICONTEXT dwUIContext;
/// <summary>
/// Pointer to a WINTRUST_SIGNATURE_SETTINGS structure.
/// <para>Windows 8 and Windows Server 2012: Support for this member begins.</para>
/// </summary>
private IntPtr _pSignatureSettings;
/// <summary>Initializes a new instance of the <see cref="WINTRUST_DATA"/> class.</summary>
public WINTRUST_DATA()
{
_cbStruct = Marshal.SizeOf(typeof(WINTRUST_DATA));
if (Environment.OSVersion.Version < new Version(6, 2))
_cbStruct -= IntPtr.Size;
}
/// <summary>The size, in bytes, of this structure.</summary>
public int cbStruct => _cbStruct;
/// <summary>
/// An optional WINTRUST_SIGNATURE_SETTINGS structure.
/// <para>Windows 8 and Windows Server 2012: Support for this member begins.</para>
/// </summary>
public WINTRUST_SIGNATURE_SETTINGS? pSignatureSettings
{
get => _pSignatureSettings.ToNullableStructure<WINTRUST_SIGNATURE_SETTINGS>();
set
{
if (Environment.OSVersion.Version < new Version(6, 2))
throw new NotSupportedException();
if (_pSignatureSettings != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pSignatureSettings);
_pSignatureSettings = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Gets or sets the optional file information.</summary>
public WINTRUST_FILE_INFO? pFile
{
get => _dwUnionChoice == WTD_CHOICE.WTD_CHOICE_FILE ? _pInfoStruct.ToNullableStructure<WINTRUST_FILE_INFO>() : null;
set
{
_dwUnionChoice = WTD_CHOICE.WTD_CHOICE_FILE;
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
_pInfoStruct = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Gets or sets the optional catalog information.</summary>
public WINTRUST_CATALOG_INFO? pCatalog
{
get => _dwUnionChoice == WTD_CHOICE.WTD_CHOICE_CATALOG ? _pInfoStruct.ToNullableStructure<WINTRUST_CATALOG_INFO>() : null;
set
{
_dwUnionChoice = WTD_CHOICE.WTD_CHOICE_CATALOG;
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
_pInfoStruct = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Gets or sets the optional blob information.</summary>
public WINTRUST_BLOB_INFO? pBlob
{
get => _dwUnionChoice == WTD_CHOICE.WTD_CHOICE_BLOB ? _pInfoStruct.ToNullableStructure<WINTRUST_BLOB_INFO>() : null;
set
{
_dwUnionChoice = WTD_CHOICE.WTD_CHOICE_BLOB;
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
_pInfoStruct = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Gets or sets the optional signature information.</summary>
public WINTRUST_SGNR_INFO? pSgnr
{
get => _dwUnionChoice == WTD_CHOICE.WTD_CHOICE_SIGNER ? _pInfoStruct.ToNullableStructure<WINTRUST_SGNR_INFO>() : null;
set
{
_dwUnionChoice = WTD_CHOICE.WTD_CHOICE_SIGNER;
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
_pInfoStruct = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Gets or sets the optional certificate information.</summary>
public WINTRUST_CERT_INFO? pCert
{
get => _dwUnionChoice == WTD_CHOICE.WTD_CHOICE_CERT ? _pInfoStruct.ToNullableStructure<WINTRUST_CERT_INFO>() : null;
set
{
_dwUnionChoice = WTD_CHOICE.WTD_CHOICE_CERT;
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
_pInfoStruct = value.HasValue ? value.Value.StructureToPtr(Marshal.AllocCoTaskMem, out _) : IntPtr.Zero;
}
}
/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
void IDisposable.Dispose()
{
if (_pInfoStruct != IntPtr.Zero)
Marshal.FreeCoTaskMem(_pInfoStruct);
}
}
}
}