protected unsafe int ReceiveByLookupIdCoreDtcTransacted(MsmqQueueHandle handle, long lookupId, NativeMsmqMessage message, MsmqTransactionMode transactionMode, int action)
{
IDtcTransaction dtcTransaction = GetNativeTransaction(transactionMode);
IntPtr nativePropertiesPointer = message.Pin();
try
{
if (dtcTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQReceiveMessageByLookupId(handle, lookupId, action, nativePropertiesPointer, null, IntPtr.Zero, dtcTransaction));
}
finally
{
Marshal.ReleaseComObject(dtcTransaction);
}
}
else
{
return(UnsafeNativeMethods.MQReceiveMessageByLookupId(handle, lookupId, action, nativePropertiesPointer, null, IntPtr.Zero, (IntPtr)GetTransactionConstant(transactionMode)));
}
}
finally
{
message.Unpin();
}
}
int SendDtcTransacted(NativeMsmqMessage message, MsmqTransactionMode transactionMode)
{
IDtcTransaction dtcTransaction = GetNativeTransaction(transactionMode);
MsmqQueueHandle handle = GetHandle();
IntPtr nativePropertiesPointer = message.Pin();
try
{
if (dtcTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQSendMessage(handle, nativePropertiesPointer,
dtcTransaction));
}
finally
{
Marshal.ReleaseComObject(dtcTransaction);
}
}
else
{
return(UnsafeNativeMethods.MQSendMessage(handle, nativePropertiesPointer,
(IntPtr)GetTransactionConstant(transactionMode)));
}
}
finally
{
message.Unpin();
}
}
unsafe int ReceiveCoreDtcTransacted(MsmqQueueHandle handle, NativeMsmqMessage message, TimeSpan timeout, MsmqTransactionMode transactionMode, int action)
{
IDtcTransaction dtcTransaction = GetNativeTransaction(transactionMode);
int timeoutInMilliseconds = TimeoutHelper.ToMilliseconds(timeout);
IntPtr nativePropertiesPointer = message.Pin();
try
{
if (dtcTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQReceiveMessage(handle.DangerousGetHandle(), timeoutInMilliseconds,
action, nativePropertiesPointer, null, IntPtr.Zero, IntPtr.Zero, dtcTransaction));
}
finally
{
Marshal.ReleaseComObject(dtcTransaction);
}
}
else
{
return(UnsafeNativeMethods.MQReceiveMessage(handle.DangerousGetHandle(), timeoutInMilliseconds,
action, nativePropertiesPointer, null, IntPtr.Zero, IntPtr.Zero, (IntPtr)GetTransactionConstant(transactionMode)));
}
}
finally
{
message.Unpin();
}
}
internal static SafeTransactionHandle Create(Transaction managedTransaction)
{
if (managedTransaction == null)
{
throw new InvalidOperationException(RegistryProviderStrings.InvalidOperation_NeedTransaction);
}
// MSDTC is not available on WinPE machine.
// CommitableTransaction will use DTC APIs under the covers to get KTM transaction manager interface.
// KTM is kernel Transaction Manager to handle file, registry etc and MSDTC provides an integration support
// with KTM to handle transaction across kernel resources and MSDTC resources like SQL, MSMQ etc.
// We need KTMRM service as well. WinPE doesn’t have these services installed
if (Utils.IsWinPEHost() || PsUtils.IsRunningOnProcessorArchitectureARM())
{
throw new NotSupportedException(RegistryProviderStrings.NotSupported_KernelTransactions);
}
IDtcTransaction dtcTransaction = TransactionInterop.GetDtcTransaction(managedTransaction);
IKernelTransaction ktmInterface = dtcTransaction as IKernelTransaction;
if (null == ktmInterface)
{
throw new NotSupportedException(RegistryProviderStrings.NotSupported_KernelTransactions);
}
IntPtr ktmTxHandle;
int hr = ktmInterface.GetHandle(out ktmTxHandle);
HandleError(hr);
return(new SafeTransactionHandle(ktmTxHandle));
}
public TxnBatch(IBTTransportProxy transportProxy, ControlledTermination control, IDtcTransaction comTxn, CommittableTransaction transaction, ManualResetEvent orderedEvent, bool makeSuccessCall) : base(transportProxy, makeSuccessCall)
{
Control = control;
ComTxn = comTxn;
Transaction = transaction;
OrderedEvent = orderedEvent;
}
protected int ReceiveByLookupIdCoreDtcTransacted(MsmqQueueHandle handle, long lookupId, NativeMsmqMessage message, MsmqTransactionMode transactionMode, int action)
{
int num;
IDtcTransaction nativeTransaction = this.GetNativeTransaction(transactionMode);
IntPtr properties = message.Pin();
try
{
if (nativeTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQReceiveMessageByLookupId(handle, lookupId, action, properties, null, IntPtr.Zero, nativeTransaction));
}
finally
{
Marshal.ReleaseComObject(nativeTransaction);
}
}
num = UnsafeNativeMethods.MQReceiveMessageByLookupId(handle, lookupId, action, properties, null, IntPtr.Zero, (IntPtr)this.GetTransactionConstant(transactionMode));
}
finally
{
message.Unpin();
}
return(num);
}
private int ReceiveCoreDtcTransacted(MsmqQueueHandle handle, NativeMsmqMessage message, TimeSpan timeout, MsmqTransactionMode transactionMode, int action)
{
int num2;
IDtcTransaction nativeTransaction = this.GetNativeTransaction(transactionMode);
int num = TimeoutHelper.ToMilliseconds(timeout);
IntPtr properties = message.Pin();
try
{
if (nativeTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQReceiveMessage(handle.DangerousGetHandle(), num, action, properties, null, IntPtr.Zero, IntPtr.Zero, nativeTransaction));
}
finally
{
Marshal.ReleaseComObject(nativeTransaction);
}
}
num2 = UnsafeNativeMethods.MQReceiveMessage(handle.DangerousGetHandle(), num, action, properties, null, IntPtr.Zero, IntPtr.Zero, (IntPtr)this.GetTransactionConstant(transactionMode));
}
finally
{
message.Unpin();
}
return(num2);
}
private int SendDtcTransacted(NativeMsmqMessage message, MsmqTransactionMode transactionMode)
{
int num;
IDtcTransaction nativeTransaction = this.GetNativeTransaction(transactionMode);
MsmqQueueHandle handle = this.GetHandle();
IntPtr properties = message.Pin();
try
{
if (nativeTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQSendMessage(handle, properties, nativeTransaction));
}
finally
{
Marshal.ReleaseComObject(nativeTransaction);
}
}
num = UnsafeNativeMethods.MQSendMessage(handle, properties, (IntPtr)this.GetTransactionConstant(transactionMode));
}
finally
{
message.Unpin();
}
return(num);
}
public static IDtcTransaction GetDtcTransaction(Transaction transaction)
{
if (!TransactionManager._platformValidated)
{
TransactionManager.ValidatePlatform();
}
if (null == transaction)
{
throw new ArgumentNullException("transaction");
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "TransactionInterop.GetDtcTransaction");
}
IDtcTransaction transactionNative = null;
OletxTransaction transaction2 = ConvertToOletxTransaction(transaction);
try
{
transaction2.realOletxTransaction.TransactionShim.GetITransactionNative(out transactionNative);
}
catch (COMException exception)
{
OletxTransactionManager.ProxyException(exception);
throw;
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "TransactionInterop.GetDtcTransaction");
}
return(transactionNative);
}
public void GetITransactionNative(out IDtcTransaction transactionNative)
{
var cloner = (ITransactionCloner)Transaction;
cloner.CloneWithCommitDisabled(out ITransaction returnTransaction);
transactionNative = (IDtcTransaction)returnTransaction;
}
public static void MoveToSubQueue(
this MessageQueue queue,
string subQueueName,
Message message)
{
var fullSubQueueName = @"DIRECT=OS:.\" + queue.QueueName + ";" + subQueueName;
IntPtr queueHandle = IntPtr.Zero;
var error = NativeMethods.MQOpenQueue(fullSubQueueName, NativeMethods.MQ_MOVE_ACCESS,
NativeMethods.MQ_DENY_NONE, ref queueHandle);
if (error != 0)
{
throw new TransportException("Failed to open queue: " + fullSubQueueName,
new Win32Exception(error));
}
try
{
if (MsmqTransactionStrategy.Current != null)
{
//var trans = _internalTransaction.GetValue(MsmqTransactionStrategy.Current, null);
error = NativeMethods.MQMoveMessage(queue.ReadHandle, queueHandle,
message.LookupId, null);
if (error != 0)
{
throw new TransportException("Failed to move message to queue: " + fullSubQueueName,
new Win32Exception(error));
}
return;
}
Transaction current = Transaction.Current;
IDtcTransaction transaction = null;
if (current != null && queue.Transactional)
{
transaction = TransactionInterop.GetDtcTransaction(current);
}
error = NativeMethods.MQMoveMessage(queue.ReadHandle, queueHandle,
message.LookupId, transaction);
if (error != 0)
{
throw new TransportException("Failed to move message to queue: " + fullSubQueueName,
new Win32Exception(error));
}
}
finally
{
error = NativeMethods.MQCloseQueue(queueHandle);
if (error != 0)
{
throw new TransportException("Failed to close queue: " + fullSubQueueName,
new Win32Exception(error));
}
}
}
internal void Join(OracleInternalConnection internalConnection, Transaction indigoTransaction)
{
IDtcTransaction oletxTransaction = System.Data.Common.ADP.GetOletxTransaction(indigoTransaction);
int rc = TracedNativeMethods.OraMTSJoinTxn(this, oletxTransaction);
if (rc != 0)
{
OracleException.Check(rc, internalConnection);
}
}
internal static IDtcTransaction GetOletxTransaction(Transaction transaction)
{
IDtcTransaction dtcTransaction = null;
if (null != transaction)
{
dtcTransaction = TransactionInterop.GetDtcTransaction(transaction);
}
return(dtcTransaction);
}
public static KtmTransactionHandle CreateKtmTransactionHandle(Transaction managedTransaction)
{
IDtcTransaction dtcTransaction = TransactionInterop.GetDtcTransaction(managedTransaction);
IKernelTransaction ktmInterface = (IKernelTransaction)dtcTransaction;
IntPtr ktmTxHandle;
int hr = ktmInterface.GetHandle(out ktmTxHandle);
HandleError(hr);
return(new KtmTransactionHandle(ktmTxHandle));
}
public static uint GetTimeoutFromTransaction(Transaction transaction)
{
// For transactions created inside this process, we can ask ITransactionOptions
IDtcTransaction dtcTransaction = TransactionInterop.GetDtcTransaction(transaction);
ITransactionOptions transactionOptions = (ITransactionOptions)dtcTransaction;
XACTOPT options;
transactionOptions.GetOptions(out options);
// For transactions not created inside this process, this will return zero
return(options.ulTimeout);
}
internal static int OraMTSJoinTxn(OciEnlistContext pCtxt, IDtcTransaction pTrans)
{
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSJoinTxn|ADV|OCI> pCtxt=0x%-07Ix pTrans=...\n", OciEnlistContext.HandleValueToTrace(pCtxt));
}
int num = System.Data.Common.UnsafeNativeMethods.OraMTSJoinTxn(pCtxt, pTrans);
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSJoinTxn|ADV|OCI|RET> rc=%d\n", num);
}
return(num);
}
public static void GetTransactionAttributes(Transaction transaction, out uint timeout, out IsolationFlags isoFlags, out string description)
{
XACTOPT xactopt;
XACTTRANSINFO xacttransinfo;
IDtcTransaction dtcTransaction = TransactionInterop.GetDtcTransaction(transaction);
ITransactionOptions options = (ITransactionOptions)dtcTransaction;
ISaneDtcTransaction transaction3 = (ISaneDtcTransaction)dtcTransaction;
options.GetOptions(out xactopt);
timeout = xactopt.ulTimeout;
description = xactopt.szDescription;
transaction3.GetTransactionInfo(out xacttransinfo);
isoFlags = xacttransinfo.isoFlags;
}
private int TryMoveMessageDtcTransacted(long lookupId, MsmqQueueHandle sourceQueueHandle, MsmqQueueHandle destinationQueueHandle, MsmqTransactionMode transactionMode)
{
IDtcTransaction nativeTransaction = this.GetNativeTransaction(transactionMode);
if (nativeTransaction != null)
{
try
{
return(UnsafeNativeMethods.MQMoveMessage(sourceQueueHandle, destinationQueueHandle, lookupId, nativeTransaction));
}
finally
{
Marshal.ReleaseComObject(nativeTransaction);
}
}
return(UnsafeNativeMethods.MQMoveMessage(sourceQueueHandle, destinationQueueHandle, lookupId, (IntPtr)this.GetTransactionConstant(transactionMode)));
}
public static IDtcTransaction GetDtcTransaction(
Transaction transaction
)
{
if (!TransactionManager._platformValidated)
{
TransactionManager.ValidatePlatform();
}
if (null == transaction)
{
throw new ArgumentNullException("transaction");
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.GetString(SR.TraceSourceOletx),
"TransactionInterop.GetDtcTransaction"
);
}
IDtcTransaction transactionNative = null;
// First, make sure we are working with an OletxTransaction.
OletxTransaction oletxTx = TransactionInterop.ConvertToOletxTransaction(transaction);
try
{
oletxTx.realOletxTransaction.TransactionShim.GetITransactionNative(out transactionNative);
}
catch (COMException comException)
{
OletxTransactionManager.ProxyException(comException);
throw;
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.GetString(SR.TraceSourceOletx),
"TransactionInterop.GetDtcTransaction"
);
}
return(transactionNative);
}
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
ArgumentNullException.ThrowIfNull(transactionNative);
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceOleTx, "TransactionInterop.GetTransactionFromDtcTransaction");
}
Transaction transaction = OletxTransactionManager.GetTransactionFromDtcTransaction(transactionNative);
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceOleTx, "TransactionInterop.GetTransactionFromDtcTransaction");
}
return(transaction);
}
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
if (null == transactionNative)
{
throw new ArgumentNullException(nameof(transactionNative));
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtc");
}
Transaction transaction = DistributedTransactionManager.GetTransactionFromDtcTransaction(transactionNative);
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtc");
}
return(transaction);
}
public static IDtcTransaction GetDtcTransaction(Transaction transaction)
{
ArgumentNullException.ThrowIfNull(transaction);
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceOleTx, "TransactionInterop.GetDtcTransaction");
}
ConvertToOletxTransaction(transaction);
IDtcTransaction transactionNative = OletxTransaction.GetDtcTransaction();
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceOleTx, "TransactionInterop.GetDtcTransaction");
}
return(transactionNative);
}
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
if (null == transactionNative)
{
throw new ArgumentNullException(nameof(transactionNative));
}
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtcTransaction");
}
Transaction transaction = DistributedTransactionManager.GetTransactionFromDtcTransaction(transactionNative);
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtcTransaction");
}
return(transaction);
}
public static IDtcTransaction GetDtcTransaction(Transaction transaction)
{
if (null == transaction)
{
throw new ArgumentNullException(nameof(transaction));
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetDtcTransaction");
}
DistributedTransaction dTx = ConvertToDistributedTransaction(transaction);
IDtcTransaction transactionNative = dTx.GetDtcTransaction();
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetDtcTransaction");
}
return(transactionNative);
}
internal void Open_EnlistTransaction(Transaction transaction)
{
ODBC32.RetCode code;
if ((this.weakTransaction != null) && this.weakTransaction.IsAlive)
{
throw ADP.LocalTransactionPresent();
}
IDtcTransaction oletxTransaction = ADP.GetOletxTransaction(transaction);
OdbcConnectionHandle connectionHandle = this.ConnectionHandle;
if (oletxTransaction == null)
{
code = connectionHandle.SetConnectionAttribute2(ODBC32.SQL_ATTR.SQL_COPT_SS_ENLIST_IN_DTC, IntPtr.Zero, 1);
}
else
{
code = connectionHandle.SetConnectionAttribute4(ODBC32.SQL_ATTR.SQL_COPT_SS_ENLIST_IN_DTC, oletxTransaction, 1);
}
if (code != ODBC32.RetCode.SUCCESS)
{
this.HandleError(connectionHandle, code);
}
((OdbcConnectionOpen)this.InnerConnection).EnlistedTransaction = transaction;
}
public static void GetTransactionAttributes(Transaction transaction,
out uint timeout,
out IsolationFlags isoFlags,
out string description)
{
IDtcTransaction dtcTransaction = TransactionInterop.GetDtcTransaction(transaction);
ITransactionOptions transactionOptions = (ITransactionOptions)dtcTransaction;
ISaneDtcTransaction saneTransaction = (ISaneDtcTransaction)dtcTransaction;
XACTOPT options;
transactionOptions.GetOptions(out options);
// For transactions not created inside this process, this will be zero
timeout = options.ulTimeout;
description = options.szDescription;
XACTTRANSINFO info;
saneTransaction.GetTransactionInfo(out info);
isoFlags = info.isoFlags;
}
internal void EnlistTransactionInternal(Transaction transaction)
{
IntPtr ptr;
IDtcTransaction oletxTransaction = ADP.GetOletxTransaction(transaction);
Bid.ScopeEnter(out ptr, "<oledb.ITransactionJoin.JoinTransaction|API|OLEDB> %d#\n", base.ObjectID);
try
{
using (ITransactionJoinWrapper wrapper = this.ITransactionJoin())
{
if (wrapper.Value == null)
{
throw ODB.TransactionsNotSupported(this.Provider, null);
}
wrapper.Value.JoinTransaction(oletxTransaction, -1, 0, IntPtr.Zero);
this._unEnlistDuringDeactivate = null != transaction;
}
}
finally
{
Bid.ScopeLeave(ref ptr);
}
base.EnlistedTransaction = transaction;
}
public static IDtcTransaction GetDtcTransaction(Transaction transaction)
{
if (null == transaction)
{
throw new ArgumentNullException(nameof(transaction));
}
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetDtcTransaction");
}
DistributedTransaction dTx = ConvertToDistributedTransaction(transaction);
IDtcTransaction transactionNative = dTx.GetDtcTransaction();
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetDtcTransaction");
}
return(transactionNative);
}
internal static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
throw DistributedTransaction.NotSupported();
}
public static extern int MQMoveMessage(IntPtr sourceQueue, IntPtr targetQueue, long lookupID, IDtcTransaction transaction);
internal ODBC32.RetCode SetConnectionAttribute4(ODBC32.SQL_ATTR attribute, IDtcTransaction transaction, int length)
{
ODBC32.RetCode retcode = UnsafeNativeMethods.SQLSetConnectAttrW(this, attribute, transaction, length);
ODBC.TraceODBC(3, "SQLSetConnectAttrW", retcode);
return retcode;
}
public unsafe static extern int MQReceiveMessageByLookupId(MsmqQueueHandle handle, long lookupId, int action,
IntPtr properties, NativeOverlapped* nativeOverlapped, IntPtr receiveCallback, IDtcTransaction transaction);
internal static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
throw DistributedTransaction.NotSupported();
}
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
}
public unsafe static extern int MQReceiveMessage(IntPtr handle, int timeout, int action, IntPtr properties,
NativeOverlapped* nativeOverlapped, IntPtr receiveCallback, IntPtr cursorHandle, IDtcTransaction transaction);
public static Transaction GetTransactionFromDtcTransaction(
IDtcTransaction transactionNative
)
{
if ( !TransactionManager._platformValidated ) TransactionManager.ValidatePlatform();
bool tooLate = false;
ITransactionShim transactionShim = null;
Guid txIdentifier = Guid.Empty;
OletxTransactionIsolationLevel oletxIsoLevel = OletxTransactionIsolationLevel.ISOLATIONLEVEL_SERIALIZABLE;
OutcomeEnlistment outcomeEnlistment = null;
RealOletxTransaction realTx = null;
OletxTransaction oleTx = null;
if ( null == transactionNative )
{
throw new ArgumentNullException( "transactionNative" );
}
Transaction transaction = null;
if ( DiagnosticTrace.Verbose )
{
MethodEnteredTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
"TransactionInterop.GetTransactionFromDtc"
);
}
// Let's get the guid of the transaction from the proxy to see if we already
// have an object.
ITransactionNativeInternal myTransactionNative = transactionNative as ITransactionNativeInternal;
if ( null == myTransactionNative )
{
throw new ArgumentException( SR.GetString( SR.InvalidArgument ), "transactionNative" );
}
OletxXactTransInfo xactInfo;
try
{
myTransactionNative.GetTransactionInfo( out xactInfo );
}
catch ( COMException ex )
{
if ( Oletx.NativeMethods.XACT_E_NOTRANSACTION != ex.ErrorCode )
{
throw;
}
// If we get here, the transaction has appraently already been committed or aborted. Allow creation of the
// OletxTransaction, but it will be marked with a status of InDoubt and attempts to get its Identifier
// property will result in a TransactionException.
tooLate = true;
xactInfo.uow = Guid.Empty;
}
OletxTransactionManager oletxTm = TransactionManager.DistributedTransactionManager;
if ( ! tooLate )
{
// First check to see if there is a promoted LTM transaction with the same ID. If there
// is, just return that.
transaction = TransactionManager.FindPromotedTransaction( xactInfo.uow );
if ( null != transaction )
{
if ( DiagnosticTrace.Verbose )
{
MethodExitedTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
"TransactionInterop.GetTransactionFromDtcTransaction"
);
}
return transaction;
}
// We need to create a new RealOletxTransaction...
oletxTm.dtcTransactionManagerLock.AcquireReaderLock( -1 );
try
{
outcomeEnlistment = new OutcomeEnlistment();
IntPtr outcomeEnlistmentHandle = IntPtr.Zero;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
outcomeEnlistmentHandle = HandleTable.AllocHandle( outcomeEnlistment );
oletxTm.DtcTransactionManager.ProxyShimFactory.CreateTransactionShim(
transactionNative,
outcomeEnlistmentHandle,
out txIdentifier,
out oletxIsoLevel,
out transactionShim );
}
finally
{
if ( transactionShim == null && outcomeEnlistmentHandle != IntPtr.Zero )
{
HandleTable.FreeHandle( outcomeEnlistmentHandle );
}
}
}
catch ( COMException comException )
{
OletxTransactionManager.ProxyException( comException );
throw;
}
finally
{
oletxTm.dtcTransactionManagerLock.ReleaseReaderLock();
}
// We need to create a new RealOletxTransaction.
realTx = new RealOletxTransaction(
oletxTm,
transactionShim,
outcomeEnlistment,
txIdentifier,
oletxIsoLevel,
false );
oleTx = new OletxTransaction( realTx );
// If a transaction is found then FindOrCreate will Dispose the oletx
// created.
transaction = TransactionManager.FindOrCreatePromotedTransaction( xactInfo.uow, oleTx );
}
else
{
// It was too late to do a clone of the provided ITransactionNative, so we are just going to
// create a RealOletxTransaction without a transaction shim or outcome enlistment.
realTx = new RealOletxTransaction(
oletxTm,
null,
null,
txIdentifier,
OletxTransactionIsolationLevel.ISOLATIONLEVEL_SERIALIZABLE,
false );
oleTx = new OletxTransaction( realTx );
transaction = new Transaction( oleTx );
TransactionManager.FireDistributedTransactionStarted( transaction );
oleTx.savedLtmPromotedTransaction = transaction;
InternalTransaction.DistributedTransactionOutcome(transaction.internalTransaction, TransactionStatus.InDoubt);
}
if ( DiagnosticTrace.Verbose )
{
MethodExitedTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
"TransactionInterop.GetTransactionFromDtc"
);
}
return transaction;
}
public static extern int MQMoveMessage(MsmqQueueHandle sourceQueueHandle,
MsmqQueueHandle destinationQueueHandle,
long lookupId,
IDtcTransaction transaction);
internal static int OraMTSJoinTxn(OciEnlistContext pCtxt, IDtcTransaction pTrans)
{
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSJoinTxn|ADV|OCI> pCtxt=0x%-07Ix pTrans=...\n", OciEnlistContext.HandleValueToTrace(pCtxt));
}
int num = System.Data.Common.UnsafeNativeMethods.OraMTSJoinTxn(pCtxt, pTrans);
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSJoinTxn|ADV|OCI|RET> rc=%d\n", num);
}
return num;
}
public static Transaction GetTransactionFromDtcTransaction (
IDtcTransaction dtc)
{
throw new NotImplementedException ();
}
public static extern int MQMoveMessage(IntPtr sourceQueue, IntPtr targetQueue, long lookupID, IDtcTransaction transaction);
internal static extern int OraMTSJoinTxn(OciEnlistContext pCtxt, IDtcTransaction pTrans);
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
OletxXactTransInfo info;
if (!TransactionManager._platformValidated)
{
TransactionManager.ValidatePlatform();
}
bool flag = false;
ITransactionShim transactionShim = null;
Guid empty = Guid.Empty;
OletxTransactionIsolationLevel isolationLevel = OletxTransactionIsolationLevel.ISOLATIONLEVEL_SERIALIZABLE;
OutcomeEnlistment target = null;
RealOletxTransaction realOletxTransaction = null;
OletxTransaction oletx = null;
if (transactionNative == null)
{
throw new ArgumentNullException("transactionNative");
}
Transaction transaction = null;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "TransactionInterop.GetTransactionFromDtc");
}
ITransactionNativeInternal internal2 = transactionNative as ITransactionNativeInternal;
if (internal2 == null)
{
throw new ArgumentException(System.Transactions.SR.GetString("InvalidArgument"), "transactionNative");
}
try
{
internal2.GetTransactionInfo(out info);
}
catch (COMException exception2)
{
if (System.Transactions.Oletx.NativeMethods.XACT_E_NOTRANSACTION != exception2.ErrorCode)
{
throw;
}
flag = true;
info.uow = Guid.Empty;
}
OletxTransactionManager distributedTransactionManager = TransactionManager.DistributedTransactionManager;
if (!flag)
{
transaction = TransactionManager.FindPromotedTransaction(info.uow);
if (null != transaction)
{
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "TransactionInterop.GetTransactionFromDtcTransaction");
}
return transaction;
}
distributedTransactionManager.dtcTransactionManagerLock.AcquireReaderLock(-1);
try
{
target = new OutcomeEnlistment();
IntPtr zero = IntPtr.Zero;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
zero = HandleTable.AllocHandle(target);
distributedTransactionManager.DtcTransactionManager.ProxyShimFactory.CreateTransactionShim(transactionNative, zero, out empty, out isolationLevel, out transactionShim);
}
finally
{
if ((transactionShim == null) && (zero != IntPtr.Zero))
{
HandleTable.FreeHandle(zero);
}
}
}
catch (COMException exception)
{
OletxTransactionManager.ProxyException(exception);
throw;
}
finally
{
distributedTransactionManager.dtcTransactionManagerLock.ReleaseReaderLock();
}
realOletxTransaction = new RealOletxTransaction(distributedTransactionManager, transactionShim, target, empty, isolationLevel, false);
oletx = new OletxTransaction(realOletxTransaction);
transaction = TransactionManager.FindOrCreatePromotedTransaction(info.uow, oletx);
}
else
{
realOletxTransaction = new RealOletxTransaction(distributedTransactionManager, null, null, empty, OletxTransactionIsolationLevel.ISOLATIONLEVEL_SERIALIZABLE, false);
oletx = new OletxTransaction(realOletxTransaction);
transaction = new Transaction(oletx);
TransactionManager.FireDistributedTransactionStarted(transaction);
oletx.savedLtmPromotedTransaction = transaction;
InternalTransaction.DistributedTransactionOutcome(transaction.internalTransaction, TransactionStatus.InDoubt);
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "TransactionInterop.GetTransactionFromDtc");
}
return transaction;
}
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
if (null == transactionNative)
{
throw new ArgumentNullException(nameof(transactionNative));
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtc");
}
Transaction transaction = DistributedTransactionManager.GetTransactionFromDtcTransaction(transactionNative);
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtc");
}
return transaction;
}
public static extern int MQSendMessage(MsmqQueueHandle handle, IntPtr properties, IDtcTransaction transaction);
public static Transaction GetTransactionFromDtcTransaction(IDtcTransaction transactionNative)
{
if (null == transactionNative)
{
throw new ArgumentNullException(nameof(transactionNative));
}
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtcTransaction");
}
Transaction transaction = DistributedTransactionManager.GetTransactionFromDtcTransaction(transactionNative);
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceDistributed, "TransactionInterop.GetTransactionFromDtcTransaction");
}
return transaction;
}
internal static extern ODBC32.RetCode SQLSetConnectAttrW(OdbcConnectionHandle ConnectionHandle, ODBC32.SQL_ATTR Attribute, IDtcTransaction Value, int StringLength);
