/*
This is to support SSL with no client cert.
Important: safeHandle should not be Disposed during construction of this object.
_SecPkgInfoW in sspi.h
*/
internal SecurityPackageInfoClass(SafeHandle safeHandle, int index)
{
if (safeHandle.IsInvalid)
{
GlobalLog.Print("SecurityPackageInfoClass::.ctor() the pointer is invalid: " + (safeHandle.DangerousGetHandle()).ToString("x"));
return;
}
IntPtr unmanagedAddress = IntPtrHelper.Add(safeHandle.DangerousGetHandle(), SecurityPackageInfo.Size * index);
GlobalLog.Print("SecurityPackageInfoClass::.ctor() unmanagedPointer: " + ((long)unmanagedAddress).ToString("x"));
// TODO (Issue #3114): replace with Marshal.PtrToStructure.
Capabilities = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Capabilities"));
Version = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Version"));
RPCID = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("RPCID"));
MaxToken = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("MaxToken"));
IntPtr unmanagedString;
unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Name"));
if (unmanagedString != IntPtr.Zero)
{
Name = Marshal.PtrToStringUni(unmanagedString);
GlobalLog.Print("Name: " + Name);
}
unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Comment"));
if (unmanagedString != IntPtr.Zero)
{
Comment = Marshal.PtrToStringUni(unmanagedString);
GlobalLog.Print("Comment: " + Comment);
}
GlobalLog.Print("SecurityPackageInfoClass::.ctor(): " + ToString());
}
internal NegotiationInfoClass(SafeHandle safeHandle, int negotiationState)
{
if (safeHandle.IsInvalid)
{
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("NegotiationInfoClass::.ctor() the handle is invalid:" + (safeHandle.DangerousGetHandle()).ToString("x"));
}
return;
}
IntPtr packageInfo = safeHandle.DangerousGetHandle();
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("NegotiationInfoClass::.ctor() packageInfo:" + packageInfo.ToString("x8") + " negotiationState:" + negotiationState.ToString("x8"));
}
if (negotiationState == Interop.SspiCli.SECPKG_NEGOTIATION_COMPLETE
|| negotiationState == Interop.SspiCli.SECPKG_NEGOTIATION_OPTIMISTIC)
{
IntPtr unmanagedString = Marshal.ReadIntPtr(packageInfo, SecurityPackageInfo.NameOffest);
string name = null;
if (unmanagedString != IntPtr.Zero)
{
name = Marshal.PtrToStringUni(unmanagedString);
}
if (GlobalLog.IsEnabled)
{
GlobalLog.Print("NegotiationInfoClass::.ctor() packageInfo:" + packageInfo.ToString("x8") + " negotiationState:" + negotiationState.ToString("x8") + " name:" + LoggingHash.ObjectToString(name));
}
// An optimization for future string comparisons.
if (string.Compare(name, Kerberos, StringComparison.OrdinalIgnoreCase) == 0)
{
AuthenticationPackage = Kerberos;
}
else if (string.Compare(name, NTLM, StringComparison.OrdinalIgnoreCase) == 0)
{
AuthenticationPackage = NTLM;
}
else if (string.Compare(name, WDigest, StringComparison.OrdinalIgnoreCase) == 0)
{
AuthenticationPackage = WDigest;
}
else
{
AuthenticationPackage = name;
}
}
}
internal NegotiationInfoClass(SafeHandle safeHandle, int negotiationState)
{
if (!safeHandle.IsInvalid)
{
IntPtr handle = safeHandle.DangerousGetHandle();
if ((negotiationState == 0) || (negotiationState == 1))
{
IntPtr ptr = Marshal.ReadIntPtr(handle, SecurityPackageInfo.NameOffest);
string strA = null;
if (ptr != IntPtr.Zero)
{
strA = ComNetOS.IsWin9x ? Marshal.PtrToStringAnsi(ptr) : Marshal.PtrToStringUni(ptr);
}
if (string.Compare(strA, "Kerberos", StringComparison.OrdinalIgnoreCase) == 0)
{
this.AuthenticationPackage = "Kerberos";
}
else if (string.Compare(strA, "NTLM", StringComparison.OrdinalIgnoreCase) == 0)
{
this.AuthenticationPackage = "NTLM";
}
else if (string.Compare(strA, "WDigest", StringComparison.OrdinalIgnoreCase) == 0)
{
this.AuthenticationPackage = "WDigest";
}
else
{
this.AuthenticationPackage = strA;
}
}
}
}
/*
This is to support SSL with no client cert.
Important: safeHandle should not be Disposed during construction of this object.
_SecPkgInfoW in sspi.h
*/
internal SecurityPackageInfoClass(SafeHandle safeHandle, int index)
{
if (safeHandle.IsInvalid)
{
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"Invalid handle: {safeHandle}");
return;
}
IntPtr unmanagedAddress = IntPtrHelper.Add(safeHandle.DangerousGetHandle(), SecurityPackageInfo.Size * index);
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"unmanagedAddress: {unmanagedAddress}");
// TODO (Issue #3114): replace with Marshal.PtrToStructure.
Capabilities = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Capabilities"));
Version = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Version"));
RPCID = Marshal.ReadInt16(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("RPCID"));
MaxToken = Marshal.ReadInt32(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("MaxToken"));
IntPtr unmanagedString;
unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Name"));
if (unmanagedString != IntPtr.Zero)
{
Name = Marshal.PtrToStringUni(unmanagedString);
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"Name: {Name}");
}
unmanagedString = Marshal.ReadIntPtr(unmanagedAddress, (int)Marshal.OffsetOf<SecurityPackageInfo>("Comment"));
if (unmanagedString != IntPtr.Zero)
{
Comment = Marshal.PtrToStringUni(unmanagedString);
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"Comment: {Comment}");
}
if (NetEventSource.IsEnabled) NetEventSource.Info(this, this.ToString());
}
internal SecurityPackageInfoClass(SafeHandle safeHandle, int index)
{
if (!safeHandle.IsInvalid)
{
IntPtr ptr = IntPtrHelper.Add(safeHandle.DangerousGetHandle(), SecurityPackageInfo.Size * index);
this.Capabilities = Marshal.ReadInt32(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "Capabilities"));
this.Version = Marshal.ReadInt16(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "Version"));
this.RPCID = Marshal.ReadInt16(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "RPCID"));
this.MaxToken = Marshal.ReadInt32(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "MaxToken"));
IntPtr ptr2 = Marshal.ReadIntPtr(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "Name"));
if (ptr2 != IntPtr.Zero)
{
if (ComNetOS.IsWin9x)
{
this.Name = Marshal.PtrToStringAnsi(ptr2);
}
else
{
this.Name = Marshal.PtrToStringUni(ptr2);
}
}
ptr2 = Marshal.ReadIntPtr(ptr, (int) Marshal.OffsetOf(typeof(SecurityPackageInfo), "Comment"));
if (ptr2 != IntPtr.Zero)
{
if (ComNetOS.IsWin9x)
{
this.Comment = Marshal.PtrToStringAnsi(ptr2);
}
else
{
this.Comment = Marshal.PtrToStringUni(ptr2);
}
}
}
}
/// <summary>
/// Gets the Win32 handle for a given RegistryKey.
/// </summary>
/// <param name="registryKey">registry key you want the handle for</param>
/// <returns>Desired handle</returns>
public static int getRegistryHandle(RegistryKey registryKey)
{
Type type = registryKey.GetType();
FieldInfo fieldInfo = type.GetField("hkey", BindingFlags.Instance | BindingFlags.NonPublic);
System.Runtime.InteropServices.SafeHandle i = (System.Runtime.InteropServices.SafeHandle)fieldInfo.GetValue(registryKey);
return(((IntPtr)i.DangerousGetHandle()).ToInt32());
}
protected EntryPage(SafeHandle handle, uint capacity)
{
Contract.Requires(handle != null && !handle.IsInvalid && !handle.IsClosed);
m_handle = handle;
m_capacity = capacity;
m_start = (byte*) handle.DangerousGetHandle();
m_end = m_start + capacity;
m_current = m_start;
CheckInvariants();
}
public static ArbitraryWaitHandle FromSafeHandle(SafeHandle safeHandle) {
Contract.Requires(safeHandle != null);
Boolean success = false;
try {
safeHandle.DangerousAddRef(ref success);
if (!success) throw new InvalidOperationException("Couldn't AddRef");
return new ArbitraryWaitHandle(safeHandle.DangerousGetHandle());
}
finally {
safeHandle.DangerousRelease();
}
}
internal SafePipeHandle(Socket namedPipeSocket) : base(ownsHandle: true)
{
Debug.Assert(namedPipeSocket != null);
_namedPipeSocket = namedPipeSocket;
// TODO: Issue https://github.com/dotnet/corefx/issues/6807
// This is unfortunately the only way of getting at the Socket's file descriptor right now, until #6807 is implemented.
PropertyInfo safeHandleProperty = s_safeHandleProperty ?? (s_safeHandleProperty = typeof(Socket).GetTypeInfo().GetDeclaredProperty("SafeHandle"));
Debug.Assert(safeHandleProperty != null, "Socket.SafeHandle could not be found.");
_namedPipeSocketHandle = (SafeHandle)safeHandleProperty?.GetValue(namedPipeSocket, null);
bool ignored = false;
_namedPipeSocketHandle.DangerousAddRef(ref ignored);
SetHandle(_namedPipeSocketHandle.DangerousGetHandle());
}
public static SafeHandle DuplicateTokenAsPrimaryToken(SafeHandle originalToken)
{
IntPtr duplicatedToken = Constants.INVALID_HANDLE_VALUE;
if (!AdvApi32PInvoke.DuplicateTokenEx(originalToken.DangerousGetHandle(),
AdvApi32PInvoke.TOKEN_QUERY
| AdvApi32PInvoke.TOKEN_DUPLICATE
| AdvApi32PInvoke.TOKEN_ASSIGN_PRIMARY
| AdvApi32PInvoke.TOKEN_ADJUST_DEFAULT
| AdvApi32PInvoke.TOKEN_ADJUST_SESSIONID,
Constants.NULL,
AdvApi32PInvoke.SECURITY_IMPERSONATION_LEVEL.SecurityDelegation,
AdvApi32PInvoke.TOKEN_TYPE.TokenPrimary,
out duplicatedToken))
{
throw new Win32Exception(Marshal.GetLastWin32Error());
}
return new SafeFileHandle(duplicatedToken, true);
}
public static bool DuplicateHandle(HandleRef hSourceProcessHandle, SafeHandle hSourceHandle, HandleRef hTargetProcess,
out SafeWaitHandle targetHandle, int dwDesiredAccess, bool bInheritHandle, int dwOptions)
{
bool release = false;
try {
hSourceHandle.DangerousAddRef (ref release);
MonoIOError error;
IntPtr nakedTargetHandle;
bool ret = MonoIO.DuplicateHandle (hSourceProcessHandle.Handle, hSourceHandle.DangerousGetHandle (), hTargetProcess.Handle,
out nakedTargetHandle, dwDesiredAccess, bInheritHandle ? 1 : 0, dwOptions, out error);
if (error != MonoIOError.ERROR_SUCCESS)
throw MonoIO.GetException (error);
targetHandle = new SafeWaitHandle (nakedTargetHandle, true);
return ret;
} finally {
if (release)
hSourceHandle.DangerousRelease ();
}
}
private bool CheckPrivilege(string exectedPrivilege, SafeHandle currentUserToken)
{
AdvApi32PInvoke.LUID luid = default(AdvApi32PInvoke.LUID);
expect(() => get_privilege_identifier(exectedPrivilege, out luid));
AdvApi32PInvoke.PRIVILEGE_SET privilegeSet = new AdvApi32PInvoke.PRIVILEGE_SET();
privilegeSet.PrivilegeCount = 1;
privilegeSet.Control = AdvApi32PInvoke.PRIVILEGE_SET.PRIVILEGE_SET_ALL_NECESSARY;
privilegeSet.Privilege = new AdvApi32PInvoke.LUID_AND_ATTRIBUTES[1];
privilegeSet.Privilege[0].Luid = luid;
privilegeSet.Privilege[0].Attributes = AdvApi32PInvoke.LUID_AND_ATTRIBUTES.SE_PRIVILEGE_REMOVED;
bool privilegeCheckResult;
bool executionResult = AdvApi32PInvoke.PrivilegeCheck(currentUserToken.DangerousGetHandle(),
ref privilegeSet, out privilegeCheckResult);
expect(() => executionResult);
return privilegeCheckResult;
}
private static IEnumerable<RecipientInfo> ToRecipientInfosForThisIndex(SafeHandle pCmsgCmsRecipientInfoMemory, int index)
{
bool mustRelease = false;
pCmsgCmsRecipientInfoMemory.DangerousAddRef(ref mustRelease);
try
{
unsafe
{
CMSG_CMS_RECIPIENT_INFO* pCMsgCmsRecipientInfo = (CMSG_CMS_RECIPIENT_INFO*)(pCmsgCmsRecipientInfoMemory.DangerousGetHandle());
switch (pCMsgCmsRecipientInfo->dwRecipientChoice)
{
case CMsgCmsRecipientChoice.CMSG_KEY_TRANS_RECIPIENT:
return new KeyTransRecipientInfo[] { new KeyTransRecipientInfo(new KeyTransRecipientInfoPalWindows(pCmsgCmsRecipientInfoMemory, index)) };
case CMsgCmsRecipientChoice.CMSG_KEY_AGREE_RECIPIENT:
{
CMSG_KEY_AGREE_RECIPIENT_INFO* pCmsKeyAgreeRecipientInfo = pCMsgCmsRecipientInfo->KeyAgree;
int numKeys = pCmsKeyAgreeRecipientInfo->cRecipientEncryptedKeys;
KeyAgreeRecipientInfo[] recipients = new KeyAgreeRecipientInfo[numKeys];
for (int subIndex = 0; subIndex < numKeys; subIndex++)
{
recipients[subIndex] = new KeyAgreeRecipientInfo(new KeyAgreeRecipientInfoPalWindows(pCmsgCmsRecipientInfoMemory, index, subIndex));
}
return recipients;
}
default:
throw ErrorCode.E_NOTIMPL.ToCryptographicException();
}
}
}
finally
{
if (mustRelease)
{
pCmsgCmsRecipientInfoMemory.DangerousRelease();
}
}
}
internal NegotiationInfoClass(SafeHandle safeHandle, int negotiationState)
{
if (safeHandle.IsInvalid)
{
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"Invalid handle:{safeHandle}");
return;
}
IntPtr packageInfo = safeHandle.DangerousGetHandle();
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"packageInfo:{packageInfo} negotiationState:{negotiationState:x}");
if (negotiationState == Interop.SspiCli.SECPKG_NEGOTIATION_COMPLETE
|| negotiationState == Interop.SspiCli.SECPKG_NEGOTIATION_OPTIMISTIC)
{
IntPtr unmanagedString = Marshal.ReadIntPtr(packageInfo, SecurityPackageInfo.NameOffest);
string name = null;
if (unmanagedString != IntPtr.Zero)
{
name = Marshal.PtrToStringUni(unmanagedString);
}
if (NetEventSource.IsEnabled) NetEventSource.Info(this, $"packageInfo:{packageInfo} negotiationState:{negotiationState:x} name:{name}");
// An optimization for future string comparisons.
if (string.Compare(name, Kerberos, StringComparison.OrdinalIgnoreCase) == 0)
{
AuthenticationPackage = Kerberos;
}
else if (string.Compare(name, NTLM, StringComparison.OrdinalIgnoreCase) == 0)
{
AuthenticationPackage = NTLM;
}
else
{
AuthenticationPackage = name;
}
}
}
public static bool BindHandle(SafeHandle osHandle)
{
if (osHandle == null)
{
throw new ArgumentNullException("osHandle");
}
bool flag = false;
bool success = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
osHandle.DangerousAddRef(ref success);
flag = BindIOCompletionCallbackNative(osHandle.DangerousGetHandle());
}
finally
{
if (success)
{
osHandle.DangerousRelease();
}
}
return flag;
}
/// <summary>
/// Initialises the device
/// </summary>
/// <param name="strPath">Path to the device</param>
private void Initialise(string strPath)
{
// Create the file from the device path
m_hHandle = Kernel32.CreateFile(strPath, Kernel32.GENERIC_READ | Kernel32.GENERIC_WRITE, 0, IntPtr.Zero, Kernel32.OPEN_EXISTING, Kernel32.FILE_FLAG_OVERLAPPED, 0);
if (!m_hHandle.IsInvalid) // if the open worked...
{
IntPtr lpData;
if (Hid.HidD_GetPreparsedData(m_hHandle, out lpData)) // get windows to read the device data into an internal buffer
{
try
{
HIDP_CAPS oCaps;
Hid.HidP_GetCaps(lpData, out oCaps); // extract the device capabilities from the internal buffer
m_nInputReportLength = oCaps.InputReportByteLength; // get the input...
m_nOutputReportLength = oCaps.OutputReportByteLength; // ... and output report lengths
//m_oFile = new FileStream(m_hHandle, FileAccess.Read | FileAccess.Write, true, m_nInputReportLength, true); // wrap the file handle in a .Net file stream
m_oFile = new FileStream(new SafeFileHandle(m_hHandle.DangerousGetHandle(), false), FileAccess.Read | FileAccess.Write, m_nInputReportLength, true); // wrap the file handle in a .Net file stream
BeginAsyncRead(); // kick off the first asynchronous read
}
finally
{
Hid.HidD_FreePreparsedData(lpData); // before we quit the funtion, we must free the internal buffer reserved in GetPreparsedData
}
}
else // GetPreparsedData failed? Chuck an exception
{
throw HIDDeviceException.GenerateWithWinError("GetPreparsedData failed");
}
}
else // File open failed? Chuck an exception
{
m_hHandle.SetHandleAsInvalid();
throw HIDDeviceException.GenerateWithWinError("Failed to create device file");
}
}
public int RunAsToken(string executablePath, string executableParameters, TextWriter standardOutputWriter, TextWriter errorOutputWriter, SafeHandle impersonationToken)
{
string logFileRoot = Guid.NewGuid().ToString();
string stdoutLogFile = Path.Combine(Environment.CurrentDirectory, logFileRoot + ".stdout.log");
string stderrLogFile = Path.Combine(Environment.CurrentDirectory, logFileRoot + ".stderr.log");
string currentDirectory = Environment.CurrentDirectory;
var primaryToken = new IntPtr();
try
{
#region security attributes
SECURITY_ATTRIBUTES processAttributes = new SECURITY_ATTRIBUTES();
SECURITY_DESCRIPTOR sd = new SECURITY_DESCRIPTOR();
IntPtr ptr = Marshal.AllocCoTaskMem(Marshal.SizeOf(sd));
Marshal.StructureToPtr(sd, ptr, false);
InitializeSecurityDescriptor(ptr, SECURITY_DESCRIPTOR_REVISION);
sd = (SECURITY_DESCRIPTOR)Marshal.PtrToStructure(ptr, typeof(SECURITY_DESCRIPTOR));
bool result = SetSecurityDescriptorDacl(ref sd, true, IntPtr.Zero, false);
if (!result)
{
throw new Win32Exception();
}
result = DuplicateTokenEx(impersonationToken.DangerousGetHandle(), 0, ref processAttributes, SECURITY_IMPERSONATION_LEVEL.SecurityImpersonation, TOKEN_TYPE.TokenPrimary, out primaryToken);
if (!result)
{
throw new Win32Exception();
}
processAttributes.SecurityDescriptor = ptr;
processAttributes.Length = (uint)Marshal.SizeOf(sd);
processAttributes.InheritHandle = true;
#endregion
SECURITY_ATTRIBUTES threadAttributes = new SECURITY_ATTRIBUTES();
threadAttributes.SecurityDescriptor = IntPtr.Zero;
threadAttributes.Length = 0;
threadAttributes.InheritHandle = false;
bool inheritHandles = true;
//CreationFlags creationFlags = CreationFlags.CREATE_DEFAULT_ERROR_MODE;
IntPtr environment = IntPtr.Zero;
STARTUPINFO startupInfo = new STARTUPINFO();
startupInfo.Desktop = "";
PROCESS_INFORMATION processInformation;
string cmdPath = Environment.GetEnvironmentVariable("COMSPEC");
string cmdArguments = string.Format("/c {0} {1} > \"{2}\" 2> \"{3}\"", executablePath, executableParameters, stdoutLogFile, stderrLogFile);
result = CreateProcessAsUser(primaryToken, cmdPath, cmdArguments, ref processAttributes, ref threadAttributes, inheritHandles, 16, environment, currentDirectory, ref startupInfo, out processInformation);
if (!result)
{
long win32Code = Marshal.GetHRForLastWin32Error();
if (win32Code == 0x80070522 )
{
//Log on as a service
//Act as part of the operating system
//Adjust memory quotas for a process
//Replace a process level token
//Impersonate a client after authentication?
//Create token object?
throw new Exception("privilges not set", new Win32Exception());
}
throw new Win32Exception();
}
WaitForSingleObject(processInformation.Process, INFINITE);
if (File.Exists(stdoutLogFile))
{
standardOutputWriter.Write(File.ReadAllText(stdoutLogFile));
}
if (File.Exists(stderrLogFile))
{
errorOutputWriter.Write(File.ReadAllText(stderrLogFile));
}
uint exitCode;
result = GetExitCodeProcess(processInformation.Process, out exitCode);
if(!result)
{
throw new Win32Exception();
}
return (int)exitCode;
}
finally
{
if (primaryToken != IntPtr.Zero)
{
var result = CloseHandle(primaryToken);
if (result == 0)
throw new Win32Exception();
}
}
}
public static void Unlock (SafeHandle safeHandle,
long position, long length,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
Unlock (safeHandle.DangerousGetHandle (), position, length, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
public static bool SetFileTime (SafeHandle safeHandle,
long creation_time,
long last_access_time,
long last_write_time,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return SetFileTime (safeHandle.DangerousGetHandle (), creation_time, last_access_time, last_write_time, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
public SafeSelectObjectHandle(SafeDCHandle hdc, SafeHandle newHandle)
: base(true)
{
this.hdc = hdc;
SetHandle(SelectObject(hdc.DangerousGetHandle(), newHandle.DangerousGetHandle()));
}
public static long Seek (SafeHandle safeHandle, long offset,
SeekOrigin origin,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return Seek (safeHandle.DangerousGetHandle (), offset, origin, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
public static int Write (SafeHandle safeHandle, byte [] src,
int src_offset, int count,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return Write (safeHandle.DangerousGetHandle (), src, src_offset, count, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
private static SystemEnforcementMode GetWldpPolicy(string path, SafeHandle handle)
{
// If the WLDP assembly is missing (such as windows 7 or down OS), return default/None to skip WLDP validation
if (s_hadMissingWldpAssembly || !IO.File.Exists(IO.Path.Combine(Environment.SystemDirectory, "wldp.dll")))
{
s_hadMissingWldpAssembly = true;
return s_cachedWldpSystemPolicy.GetValueOrDefault(SystemEnforcementMode.None);
}
// If path is NULL, see if we have the cached system-wide lockdown policy.
if (String.IsNullOrEmpty(path))
{
if ((s_cachedWldpSystemPolicy != null) && (!InternalTestHooks.BypassAppLockerPolicyCaching))
{
return s_cachedWldpSystemPolicy.Value;
}
}
try
{
WLDP_HOST_INFORMATION hostInformation = new WLDP_HOST_INFORMATION();
hostInformation.dwRevision = WldpNativeConstants.WLDP_HOST_INFORMATION_REVISION;
hostInformation.dwHostId = WLDP_HOST_ID.WLDP_HOST_ID_POWERSHELL;
if (!String.IsNullOrEmpty(path))
{
hostInformation.szSource = path;
if (handle != null)
{
IntPtr fileHandle = IntPtr.Zero;
fileHandle = handle.DangerousGetHandle();
hostInformation.hSource = fileHandle;
}
}
uint pdwLockdownState = 0;
int result = WldpNativeMethods.WldpGetLockdownPolicy(ref hostInformation, ref pdwLockdownState, 0);
if (result >= 0)
{
SystemEnforcementMode resultingLockdownPolicy = GetLockdownPolicyForResult(pdwLockdownState);
// If this is a query for the system-wide lockdown policy, cache it.
if (String.IsNullOrEmpty(path))
{
s_cachedWldpSystemPolicy = resultingLockdownPolicy;
}
return resultingLockdownPolicy;
}
else
{
// API failure?
return SystemEnforcementMode.Enforce;
}
}
catch (DllNotFoundException)
{
s_hadMissingWldpAssembly = true;
return s_cachedWldpSystemPolicy.GetValueOrDefault(SystemEnforcementMode.None);
}
}
void EnsureRecordBuffer(uint bytes)
{
if (bytes <= currentBufferSize)
{
return;
}
bufferHandle.Close();
currentBufferSize = bytes;
bufferHandle = SafeHGlobalHandleCritical.AllocHGlobal(currentBufferSize);
record.pbMDData = bufferHandle.DangerousGetHandle();
record.dwMDDataLen = currentBufferSize;
}
public static bool Flush (SafeHandle safeHandle,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return Flush (safeHandle.DangerousGetHandle (), out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
/// <summary>Asserts that the handle's inheritability matches the specified value.</summary>
protected static void AssertInheritability(SafeHandle handle, HandleInheritability inheritability)
{
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
uint flags;
Assert.True(GetHandleInformation(handle.DangerousGetHandle(), out flags));
Assert.Equal(inheritability == HandleInheritability.Inheritable, (flags & HANDLE_FLAG_INHERIT) != 0);
}
}
public static bool SetLength (SafeHandle safeHandle,
long length,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return SetLength (safeHandle.DangerousGetHandle (), length, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}
internal void RegisterDeviceRemoval(SafeHandle deviceHandle)
{
DeviceBroadcastHandle dbh = new DeviceBroadcastHandle();
dbh.Size = Marshal.SizeOf(dbh);
dbh.DeviceType = 0x6;
dbh.Handle = deviceHandle.DangerousGetHandle();
_deviceHandle = deviceHandle;
try
{
_handleDeviceRemoval = new SafeFileHandle(RegisterDeviceNotification(Handle, ref dbh, 0), true);
}
catch
{
MceRemoteReceiver.LogInfo("DeviceWatcher.RegisterDeviceRemoval: Error={0}.", Marshal.GetLastWin32Error());
}
if (_handleDeviceRemoval.IsInvalid)
{
throw new Exception(string.Format("Failed in call to RegisterDeviceNotification ({0})", GetLastError()));
}
}
static int WaitOneNative (SafeHandle waitableSafeHandle, uint millisecondsTimeout, bool hasThreadAffinity, bool exitContext)
{
bool release = false;
try {
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.ExitContext ();
#endif
waitableSafeHandle.DangerousAddRef (ref release);
return WaitOne_internal (waitableSafeHandle.DangerousGetHandle (), (int) millisecondsTimeout);
} finally {
if (release)
waitableSafeHandle.DangerousRelease ();
#if !DISABLE_REMOTING
if (exitContext)
SynchronizationAttribute.EnterContext ();
#endif
}
}
internal void Bind(OciStatementHandle statementHandle, NativeBuffer parameterBuffer, OracleConnection connection, ref bool mustRelease, ref SafeHandle handleToBind)
{
if (IsDirection(this.Parameter, ParameterDirection.Output) || (this.Parameter.Value != null))
{
int num2;
IntPtr ptr2;
string parameterName = this.Parameter.ParameterName;
OciErrorHandle errorHandle = connection.ErrorHandle;
OciServiceContextHandle serviceContextHandle = connection.ServiceContextHandle;
int num = 0;
OCI.INDICATOR oK = OCI.INDICATOR.OK;
OCI.DATATYPE ociType = this._bindingMetaType.OciType;
IntPtr dataPtr = parameterBuffer.DangerousGetDataPtr(this._indicatorOffset);
IntPtr alenp = parameterBuffer.DangerousGetDataPtr(this._lengthOffset);
IntPtr valuep = parameterBuffer.DangerousGetDataPtr(this._valueOffset);
OciHandle.SafeDispose(ref this._dateTimeDescriptor);
if (IsDirection(this.Parameter, ParameterDirection.Input))
{
if (System.Data.Common.ADP.IsNull(this._coercedValue))
{
oK = OCI.INDICATOR.ISNULL;
switch (ociType)
{
case OCI.DATATYPE.INT_TIMESTAMP:
case OCI.DATATYPE.INT_TIMESTAMP_TZ:
case OCI.DATATYPE.INT_TIMESTAMP_LTZ:
this._dateTimeDescriptor = OracleDateTime.CreateEmptyDescriptor(ociType, connection);
handleToBind = this._dateTimeDescriptor;
break;
}
}
else
{
num = this.PutOracleValue(this._coercedValue, parameterBuffer, this._valueOffset, this._bindingMetaType, connection, ref handleToBind);
}
}
else
{
if (this._bindingMetaType.IsVariableLength)
{
num = 0;
}
else
{
num = this._bufferLength;
}
OciLobLocator.SafeDispose(ref this._locator);
OciHandle.SafeDispose(ref this._descriptor);
switch (ociType)
{
case OCI.DATATYPE.CLOB:
case OCI.DATATYPE.BLOB:
case OCI.DATATYPE.BFILE:
this._locator = new OciLobLocator(connection, this._bindingMetaType.OracleType);
handleToBind = this._locator.Descriptor;
break;
case OCI.DATATYPE.RSET:
this._descriptor = new OciStatementHandle(serviceContextHandle);
handleToBind = this._descriptor;
break;
case OCI.DATATYPE.INT_TIMESTAMP:
case OCI.DATATYPE.INT_TIMESTAMP_TZ:
case OCI.DATATYPE.INT_TIMESTAMP_LTZ:
this._dateTimeDescriptor = OracleDateTime.CreateEmptyDescriptor(ociType, connection);
handleToBind = this._dateTimeDescriptor;
break;
}
}
if (handleToBind != null)
{
handleToBind.DangerousAddRef(ref mustRelease);
parameterBuffer.WriteIntPtr(this._valueOffset, handleToBind.DangerousGetHandle());
}
parameterBuffer.WriteInt16(this._indicatorOffset, (short) oK);
if ((OCI.DATATYPE.LONGVARCHAR == ociType) || (OCI.DATATYPE.LONGVARRAW == ociType))
{
alenp = IntPtr.Zero;
}
else if (this._bindAsUCS2)
{
parameterBuffer.WriteInt32(this._lengthOffset, num / System.Data.Common.ADP.CharSize);
}
else
{
parameterBuffer.WriteInt32(this._lengthOffset, num);
}
if (IsDirection(this.Parameter, ParameterDirection.Output))
{
num2 = this._bufferLength;
}
else
{
num2 = num;
}
OCI.DATATYPE dty = ociType;
switch (ociType)
{
case OCI.DATATYPE.INT_TIMESTAMP:
dty = OCI.DATATYPE.TIMESTAMP;
break;
case OCI.DATATYPE.INT_TIMESTAMP_TZ:
dty = OCI.DATATYPE.TIMESTAMP_TZ;
break;
case OCI.DATATYPE.INT_TIMESTAMP_LTZ:
dty = OCI.DATATYPE.TIMESTAMP_LTZ;
break;
}
int rc = TracedNativeMethods.OCIBindByName(statementHandle, out ptr2, errorHandle, parameterName, parameterName.Length, valuep, num2, dty, dataPtr, alenp, OCI.MODE.OCI_DEFAULT);
if (rc != 0)
{
this._command.Connection.CheckError(errorHandle, rc);
}
this._bindHandle = new OciBindHandle(statementHandle, ptr2);
if (this._bindingMetaType.IsCharacterType)
{
if (OCI.ClientVersionAtLeastOracle9i && IsDirection(this.Parameter, ParameterDirection.Output))
{
this._bindHandle.SetAttribute(OCI.ATTR.OCI_ATTR_MAXCHAR_SIZE, this._bindSize, errorHandle);
}
if ((num2 > (this._bindingMetaType.MaxBindSize / System.Data.Common.ADP.CharSize)) || (!OCI.ClientVersionAtLeastOracle9i && this._bindingMetaType.UsesNationalCharacterSet))
{
this._bindHandle.SetAttribute(OCI.ATTR.OCI_ATTR_MAXDATA_SIZE, this._bindingMetaType.MaxBindSize, errorHandle);
}
if (this._bindingMetaType.UsesNationalCharacterSet)
{
this._bindHandle.SetAttribute(OCI.ATTR.OCI_ATTR_CHARSET_FORM, 2, errorHandle);
}
if (this._bindAsUCS2)
{
this._bindHandle.SetAttribute(OCI.ATTR.OCI_ATTR_CHARSET_ID, 0x3e8, errorHandle);
}
}
GC.KeepAlive(parameterBuffer);
}
}
public static int Read (SafeHandle safeHandle, byte [] dest,
int dest_offset, int count,
out MonoIOError error)
{
bool release = false;
try {
safeHandle.DangerousAddRef (ref release);
return Read (safeHandle.DangerousGetHandle (), dest, dest_offset, count, out error);
} finally {
if (release)
safeHandle.DangerousRelease ();
}
}