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src: dotnet: WIP

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This commit is contained in:
Bill Zissimopoulos 2017-04-03 12:55:08 -07:00
parent 27114184d2
commit 55dd8797d8
2 changed files with 92 additions and 28 deletions
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51
src/dotnet/FileSystem.cs
View File

@ -201,6 +201,22 @@ namespace Fsp
FileAttributes = default(UInt32);
return STATUS_INVALID_DEVICE_REQUEST;
}
protected virtual Int32 Create(
String FileName,
UInt32 CreateOptions,
UInt32 GrantedAccess,
UInt32 FileAttributes,
Object SecurityDescriptor,
UInt64 AllocationSize,
out Object FileNode,
out Object FileDesc,
out FileInfo FileInfo)
{
FileNode = default(Object);
FileDesc = default(Object);
FileInfo = default(FileInfo);
return STATUS_INVALID_DEVICE_REQUEST;
}
/* FSP_FILE_SYSTEM_INTERFACE */
private static Object SecurityDescriptorNotNull = new Object();
@ -243,24 +259,24 @@ namespace Fsp
IntPtr PSecurityDescriptorSize)
{
FileSystem self = (FileSystem)Api.FspFileSystemGetUserContext(FileSystem);
try
{
UInt32 FileAttributes;
Object SecurityDescriptorObject = null;
Int32 Result;
try
{
if (IntPtr.Zero != PSecurityDescriptorSize)
SecurityDescriptorObject = SecurityDescriptorNotNull;
Result = self.GetSecurityByName(FileName,
out FileAttributes, ref SecurityDescriptorObject);
if (IntPtr.Zero != PFileAttributes)
Marshal.WriteInt32(PFileAttributes, (Int32)FileAttributes);
return Api.CopySecurityDescriptor(SecurityDescriptorObject,
SecurityDescriptor, PSecurityDescriptorSize);
}
catch (Exception ex)
{
return self.ExceptionHandler(ex);
}
if (IntPtr.Zero != PFileAttributes)
Marshal.WriteInt32(PFileAttributes, (Int32)FileAttributes);
return Api.CopySecurityDescriptor(SecurityDescriptorObject,
SecurityDescriptor, PSecurityDescriptorSize);
}
private static Int32 Create(
IntPtr FileSystem,
@ -272,10 +288,31 @@ namespace Fsp
UInt64 AllocationSize,
out FullContext FullContext,
out FileInfo FileInfo)
{
FileSystem self = (FileSystem)Api.FspFileSystemGetUserContext(FileSystem);
try
{
Object FileNode, FileDesc;
Int32 Result;
Result = self.Create(
FileName,
CreateOptions,
GrantedAccess,
FileAttributes,
Api.MakeSecurityDescriptor(SecurityDescriptor),
AllocationSize,
out FileNode,
out FileDesc,
out FileInfo);
Api.SetFullContext(out FullContext, FileNode, FileDesc);
return Result;
}
catch (Exception ex)
{
FullContext = default(FullContext);
FileInfo = default(FileInfo);
return STATUS_INVALID_DEVICE_REQUEST;
return self.ExceptionHandler(ex);
}
}
private static Int32 Open(
IntPtr FileSystem,

63
src/dotnet/Interop.cs
View File

@ -118,26 +118,26 @@ namespace Fsp.Interop
}
[StructLayout(LayoutKind.Sequential)]
internal struct FileInfo
public struct FileInfo
{
internal UInt32 FileAttributes;
internal UInt32 ReparseTag;
internal UInt64 AllocationSize;
internal UInt64 FileSize;
internal UInt64 CreationTime;
internal UInt64 LastAccessTime;
internal UInt64 LastWriteTime;
internal UInt64 ChangeTime;
internal UInt64 IndexNumber;
internal UInt32 HardLinks;
public UInt32 FileAttributes;
public UInt32 ReparseTag;
public UInt64 AllocationSize;
public UInt64 FileSize;
public UInt64 CreationTime;
public UInt64 LastAccessTime;
public UInt64 LastWriteTime;
public UInt64 ChangeTime;
public UInt64 IndexNumber;
public UInt32 HardLinks;
}
[StructLayout(LayoutKind.Sequential)]
internal struct OpenFileInfo
public struct OpenFileInfo
{
internal FileInfo FileInfo;
internal IntPtr NormalizedName;
internal UInt16 NormalizedNameSize;
public FileInfo FileInfo;
public IntPtr NormalizedName;
public UInt16 NormalizedNameSize;
}
[StructLayout(LayoutKind.Sequential)]
@ -150,7 +150,7 @@ namespace Fsp.Interop
}
[StructLayout(LayoutKind.Sequential)]
struct StreamInfo
internal struct StreamInfo
{
internal UInt16 Size;
internal UInt64 StreamSize;
@ -159,7 +159,7 @@ namespace Fsp.Interop
}
[StructLayout(LayoutKind.Sequential)]
struct FullContext
internal struct FullContext
{
internal UInt64 UserContext;
internal UInt64 UserContext2;
@ -465,6 +465,21 @@ namespace Fsp.Interop
}
}
}
internal static void GetFullContext(ref FullContext FullContext,
out Object FileNode, out Object FileDesc)
{
FileNode = default(Object);
FileDesc = default(Object);
}
internal static void SetFullContext(out FullContext FullContext,
Object FileNode, Object FileDesc)
{
FullContext = default(FullContext);
}
[DllImport("advapi32.dll", CallingConvention = CallingConvention.StdCall)]
private static extern UInt32 GetSecurityDescriptorLength(IntPtr SecurityDescriptor);
internal static Int32 CopySecurityDescriptor(
Object SecurityDescriptorObject,
IntPtr SecurityDescriptor,
@ -486,7 +501,7 @@ namespace Fsp.Interop
{
byte[] Bytes = new byte[GenericSecurityDescriptor.BinaryLength];
GenericSecurityDescriptor.GetBinaryForm(Bytes, 0);
Marshal.Copy(Bytes, 0, SecurityDescriptor, GenericSecurityDescriptor.BinaryLength);
Marshal.Copy(Bytes, 0, SecurityDescriptor, Bytes.Length);
}
}
else
@ -494,6 +509,18 @@ namespace Fsp.Interop
}
return 0/*STATUS_SUCCESS*/;
}
internal static Object MakeSecurityDescriptor(
IntPtr SecurityDescriptor)
{
if (IntPtr.Zero != SecurityDescriptor)
{
byte[] Bytes = new byte[GetSecurityDescriptorLength(SecurityDescriptor)];
Marshal.Copy(SecurityDescriptor, Bytes, 0, Bytes.Length);
return new RawSecurityDescriptor(Bytes, 0);
}
else
return null;
}
/* initialization */
[DllImport("kernel32.dll", CallingConvention = CallingConvention.StdCall, SetLastError = true)]