static int getSocket(int conid) {
size_t len;
char *info_name;
int readfd;
void *info = GetConnectionInfo(conid,&info_name, &readfd, &len);
return (info_name && strcmp(info_name,"tcp")==0) ? readfd : -1;
}
void
nsHttpPipeline::Close(nsresult reason)
{
LOG(("nsHttpPipeline::Close [this=%p reason=%x]\n", this, reason));
if (mClosed) {
LOG((" already closed\n"));
return;
}
// the connection is going away!
mStatus = reason;
mClosed = true;
nsRefPtr<nsHttpConnectionInfo> ci;
GetConnectionInfo(getter_AddRefs(ci));
uint32_t numRescheduled = CancelPipeline(reason);
// numRescheduled can be 0 if there is just a single response in the
// pipeline object. That isn't really a meaningful pipeline that
// has been forced to be rescheduled so it does not need to generate
// negative feedback.
if (ci && numRescheduled)
gHttpHandler->ConnMgr()->PipelineFeedbackInfo(
ci, nsHttpConnectionMgr::RedCanceledPipeline, nullptr, 0);
nsAHttpTransaction *trans = Response(0);
if (!trans)
return;
// The current transaction can be restarted via reset
// if the response has not started to arrive and the reason
// for failure is innocuous (e.g. not an SSL error)
if (!mResponseIsPartial &&
(reason == NS_ERROR_NET_RESET ||
reason == NS_OK ||
reason == NS_ERROR_NET_TIMEOUT ||
reason == NS_BASE_STREAM_CLOSED)) {
trans->Close(NS_ERROR_NET_RESET);
}
else {
trans->Close(reason);
}
NS_RELEASE(trans);
mResponseQ.Clear();
}
/// <summary>Sets the connection string used to open a DataStore. SetConnectionString can only be set while the
/// connection is closed.</summary>
/// <param name="value">Input the connection string</param>
/// <returns>Returns nothing</returns>
void SuperMapConnection::SetConnectionString (FdoString* value)
{
TRACE(_T("调用 SuperMapConnection::SetConnectionString(%ls)。\n"), value);
FdoConnectionState state = GetConnectionState();
if (state == FdoConnectionState_Closed || state == FdoConnectionState_Pending)
{
// Update the connection string:
m_ConnectionString = value;
// Update the connection property dictionary:
FdoPtr<FdoIConnectionInfo> connInfo = GetConnectionInfo();
FdoPtr<FdoCommonConnPropDictionary> connDict = dynamic_cast<FdoCommonConnPropDictionary*>(connInfo->GetConnectionProperties());
connDict->UpdateFromConnectionString(m_ConnectionString);
}
else
throw FdoException::Create (NlsMsgGet(SUPERMAP_CONNECTION_ALREADY_OPEN, "The connection is already open."));
}
NS_INTERFACE_MAP_END
//-----------------------------------------------------------------------------
// nsHttpPipeline::nsAHttpConnection
//-----------------------------------------------------------------------------
nsresult
nsHttpPipeline::OnHeadersAvailable(nsAHttpTransaction *trans,
nsHttpRequestHead *requestHead,
nsHttpResponseHead *responseHead,
bool *reset)
{
LOG(("nsHttpPipeline::OnHeadersAvailable [this=%x]\n", this));
NS_ASSERTION(PR_GetCurrentThread() == gSocketThread, "wrong thread");
NS_ASSERTION(mConnection, "no connection");
nsRefPtr<nsHttpConnectionInfo> ci;
GetConnectionInfo(getter_AddRefs(ci));
NS_ABORT_IF_FALSE(ci, "no connection info");
bool pipeliningBefore = gHttpHandler->ConnMgr()->SupportsPipelining(ci);
// trans has now received its response headers; forward to the real connection
nsresult rv = mConnection->OnHeadersAvailable(trans,
requestHead,
responseHead,
reset);
if (!pipeliningBefore && gHttpHandler->ConnMgr()->SupportsPipelining(ci))
// The received headers have expanded the eligible
// pipeline depth for this connection
gHttpHandler->ConnMgr()->ProcessPendingQForEntry(ci);
return rv;
}
nsresult
nsHttpPipeline::WriteSegments(nsAHttpSegmentWriter *writer,
PRUint32 count,
PRUint32 *countWritten)
{
LOG(("nsHttpPipeline::WriteSegments [this=%x count=%u]\n", this, count));
NS_ASSERTION(PR_GetCurrentThread() == gSocketThread, "wrong thread");
if (mClosed)
return NS_SUCCEEDED(mStatus) ? NS_BASE_STREAM_CLOSED : mStatus;
nsAHttpTransaction *trans;
nsresult rv;
trans = Response(0);
// This code deals with the establishment of a CONNECT tunnel through
// an HTTP proxy. It allows the connection to do the CONNECT/200
// HTTP transaction to establish an SSL tunnel as a precursor to the
// actual pipeline of regular HTTP transactions.
if (!trans && mRequestQ.Length() &&
mConnection->IsProxyConnectInProgress()) {
LOG(("nsHttpPipeline::WriteSegments [this=%p] Forced Delegation\n",
this));
trans = Request(0);
}
if (!trans) {
if (mRequestQ.Length() > 0)
rv = NS_BASE_STREAM_WOULD_BLOCK;
else
rv = NS_BASE_STREAM_CLOSED;
}
else {
//
// ask the transaction to consume data from the connection.
// PushBack may be called recursively.
//
rv = trans->WriteSegments(writer, count, countWritten);
if (rv == NS_BASE_STREAM_CLOSED || trans->IsDone()) {
trans->Close(NS_OK);
// Release the transaction if it is not IsProxyConnectInProgress()
if (trans == Response(0)) {
NS_RELEASE(trans);
mResponseQ.RemoveElementAt(0);
mResponseIsPartial = false;
++mHttp1xTransactionCount;
}
// ask the connection manager to add additional transactions
// to our pipeline.
nsRefPtr<nsHttpConnectionInfo> ci;
GetConnectionInfo(getter_AddRefs(ci));
if (ci)
gHttpHandler->ConnMgr()->ProcessPendingQForEntry(ci);
}
else
mResponseIsPartial = true;
}
if (mPushBackLen) {
nsHttpPushBackWriter writer(mPushBackBuf, mPushBackLen);
PRUint32 len = mPushBackLen, n;
mPushBackLen = 0;
// This progress notification has previously been sent from
// the socket transport code, but it was delivered to the
// previous transaction on the pipeline.
nsITransport *transport = Transport();
if (transport)
OnTransportStatus(transport,
nsISocketTransport::STATUS_RECEIVING_FROM,
mReceivingFromProgress);
// the push back buffer is never larger than NS_HTTP_SEGMENT_SIZE,
// so we are guaranteed that the next response will eat the entire
// push back buffer (even though it might again call PushBack).
rv = WriteSegments(&writer, len, &n);
}
return rv;
}
VOID CHOSTAPI(ULONG * pEAX, ULONG * pEBX, ULONG * pECX, ULONG * pEDX, VOID ** pESI, VOID ** pEDI)
{
ULONG EAX = *pEAX;
ULONG EBX = *pEBX;
ULONG ECX = *pECX;
ULONG EDX = *pEDX;
VOID * ESI = *pESI;
VOID * EDI = *pEDI;
int Command;
int Stream;
int n;
int Temp;
PBPQVECSTRUC HostVec;
TRANSPORTENTRY * Session;
/*
; COMMANDS SUPPORTED ARE
;
; AH = 0 Get node/switch version number and description. On return
; AH = major version number and AL = minor version number,
; and user's buffer pointed to by ES:ESI is set to the text
; string normally output by the USERS command, eg:
; "G8BPQ Packet Switch Version 4.01 Dev". CX is set to the
; length of the text string.
;
;
; AH = 1 Set application mask to value in DL (or even DX if 16
; applications are ever to be supported).
;
; Set application flag(s) to value in CL (or CX).
; whether user gets connected/disconnected messages issued
; by the node etc.
;
;
; AH = 2 Send frame in ES:ESI (length CX)
;
;
; AH = 3 Receive frame into buffer at ES:ESI, length of frame returned
; in CX. BX returns the number of outstanding frames still to
; be received (ie. after this one) or zero if no more frames
; (ie. this is last one).
;
;
;
; AH = 4 Get stream status. Returns:
;
; CX = 0 if stream disconnected or CX = 1 if stream connected
; DX = 0 if no change of state since last read, or DX = 1 if
; the connected/disconnected state has changed since
; last read (ie. delta-stream status).
;
;
;
; AH = 6 Session control.
;
; CX = 0 Conneect - _APPLMASK in DL
; CX = 1 connect
; CX = 2 disconnect
; CX = 3 return user to node
;
;
; AH = 7 Get buffer counts for stream. Returns:
;
; AX = number of status change messages to be received
; BX = number of frames queued for receive
; CX = number of un-acked frames to be sent
; DX = number of buffers left in node
; SI = number of trace frames queued for receive
;
;AH = 8 Port control/information. Called with a stream number
; in AL returns:
;
; AL = Radio port on which channel is connected (or zero)
; AH = SESSION TYPE BITS
; BX = L2 paclen for the radio port
; CX = L2 maxframe for the radio port
; DX = L4 window size (if L4 circuit, or zero)
; ES:EDI = CALLSIGN
;AH = 9 Fetch node/application callsign & alias. AL = application
; number:
;
; 0 = node
; 1 = BBS
; 2 = HOST
; 3 = SYSOP etc. etc.
;
; Returns string with alias & callsign or application name in
; user's buffer pointed to by ES:ESI length CX. For example:
;
; "WORCS:G8TIC" or "TICPMS:G8TIC-10".
;
;
; AH = 10 Unproto transmit frame. Data pointed to by ES:ESI, of
; length CX, is transmitted as a HDLC frame on the radio
; port (not stream) in AL.
;
;
; AH = 11 Get Trace (RAW Data) Frame into ES:EDI,
; Length to CX, Timestamp to AX
;
;
; AH = 12 Update Switch. At the moment only Beacon Text may be updated
; DX = Function
; 1=update BT. ES:ESI, Len CX = Text
; 2=kick off nodes broadcast
;
; AH = 14 Internal Interface for IP Router
;
; Send frame - to NETROM L3 if DL=0
; to L2 Session if DL<>0
;
;
; AH = 15 Get interval timer
;
*/
Command = (EAX & 0xFFFF) >> 8;
Stream = (EAX & 0xFF);
n = Stream - 1; // API Numbers Streams 1-64
if (n < 0 || n > 63)
n = 64;
HostVec = &BPQHOSTVECTOR[n];
Session = HostVec->HOSTSESSION;
switch (Command)
{
case 0: // Check Loaded/Get Version
EAX = ('P' << 8) | 'B';
EBX = ('Q' << 8) | ' ';
EDX = (MAJORVERSION << 8) | MINORVERSION;
break;
case 1: // Set Appl mAsk
HostVec->HOSTAPPLMASK = EDX; // APPL MASK
HostVec->HOSTAPPLFLAGS = (UCHAR)ECX; // APPL FLAGS
// If either is non-zero, set allocated and Process. This gets round problem with
// stations that don't call allocate stream
if (ECX || EBX)
{
HostVec->HOSTFLAGS |= 0x80; // SET ALLOCATED BIT
HostVec->STREAMOWNER = GetCurrentProcessId();
// Set Program Name
memcpy(&HostVec->PgmName, pgm, 31);
}
break;
case 2: // Send Frame
// ES:ESI = MESSAGE, CX = LENGTH, BX = VECTOR
EAX = SendMsg(Stream, ESI, ECX);
break;
case 3:
// AH = 3 Receive frame into buffer at ES:EDI, length of frame returned
// in CX. BX returns the number of outstanding frames still to
// be received (ie. after this one) or zero if no more frames
// (ie. this is last one).
EAX = GetMsg(Stream, EDI, &ECX, &EBX);
break;
case 4:
// AH = 4 Get stream status. Returns:
// CX = 0 if stream disconnected or CX = 1 if stream connected
// DX = 0 if no change of state since last read, or DX = 1 if
// the connected/disconnected state has changed since
// last read (ie. delta-stream status).
ECX = EDX = 0;
if (HostVec->HOSTFLAGS & 3) //STATE CHANGE BITS
EDX = 1;
if (Session)
ECX = 1;
break;
case 5:
// AH = 5 Ack stream status change
HostVec->HOSTFLAGS &= 0xFC; // Clear Chnage Bits
break;
case 6:
// AH = 6 Session control.
// CX = 0 Conneect - APPLMASK in DL
// CX = 1 connect
// CX = 2 disconnect
// CX = 3 return user to node
SessionControl(Stream, ECX, EDX);
break;
case 7:
// AH = 7 Get buffer counts for stream. Returns:
// AX = number of status change messages to be received
// BX = number of frames queued for receive
// CX = number of un-acked frames to be sent
// DX = number of buffers left in node
// SI = number of trace frames queued for receive
ECX = 0; // unacked frames
EDX = QCOUNT;
ESI = (void *)MONCount(Stream);
EBX = RXCount(Stream);
ECX = TXCount(Stream);
EAX = 0; // Is this right ???
break;
case 8:
// AH = 8 Port control/information. Called with a stream number
// in AL returns:
//
// AL = Radio port on which channel is connected (or zero)
// AH = SESSION TYPE BITS
// BX = L2 paclen for the radio port
// CX = L2 maxframe for the radio port
// DX = L4 window size (if L4 circuit, or zero)
// ES:EDI = CALLSIGN
GetConnectionInfo(Stream, EDI, &EAX, &Temp, &EBX, &ECX, &EDX); // Return the Secure Session Flag rather than not connected
EAX |= Temp <<8;
break;
case 9:
// Not Implemented
break;
case 10:
// AH = 10 Unproto transmit frame. Data pointed to by ES:ESI, of
// length CX, is transmitted as a HDLC frame on the radio
// port (not stream) in AL.
EAX = SendRaw(EAX, ESI, ECX);
return;
case 11:
// AH = 11 Get Trace (RAW Data) Frame into ES:EDI,
// Length to CX, Timestamp to AX
EAX = GetRaw(Stream, EDI, &ECX, &EBX);
break;
case 12:
// Update Switch
if (EDX == 2)
{
SENDNODESMSG();
break;
}
if (EDX == 2)
{
// UPDATE BT
BTLENGTH = ECX;
memcpy(BTEXTFLD, ESI, ECX + 7);
}
break;
case 13:
// BPQALLOC
// AL = 0 = Find Free
// AL != 0 Alloc or Release
if (EAX == 0)
{
EAX = FindFreeStream();
break;
}
if (ECX == 1) // Allocate
{
EAX = AllocateStream(Stream);
break;
}
DeallocateStream(Stream);
break;
case 14:
// AH = 14 Internal Interface for IP Router
// Send frame - to NETROM L3 if DL=0
// to L2 Session if DL<>0
break; // Shouldn't be needed
case 15:
// GETTIME
EAX = REALTIMETICKS;
EBX = 0;
#ifdef EXCLUDEBITS
EBX = (ULONG)ExcludeList;
#endif
break;
}
*pEAX = EAX;
*pEBX = EBX;
*pECX = ECX;
*pEDX = EDX;
*pESI = ESI;
*pEDI = EDI;
return;
}
//============================================================================
// NMessageServer::ServerThread : Server thread.
//----------------------------------------------------------------------------
void NMessageServer::ServerThread(NSocket *theSocket)
{ NNetworkMessage msgServerInfo, msgConnectRequest, msgConnectResponse;
NStatus theErr, acceptErr;
NMessageHandshake clientHandshake;
NString thePassword;
NDictionary serverInfo;
bool addClient;
NEntityID clientID;
// Validate our state
NN_ASSERT(mStatus == kNServerStarted);
// Do the handshake
theErr = ReadHandshake(theSocket, clientHandshake);
if (theErr == kNoErr)
theErr = WriteHandshake(theSocket, CreateHandshake());
if (theErr == kNoErr)
theErr = ValidateHandshake(clientHandshake);
if (theErr != kNoErr)
{
theSocket->Close(theErr);
return;
}
// Send the server info
mLock.Lock();
serverInfo = GetConnectionInfo();
msgServerInfo = CreateMessage(kNMessageServerInfoMsg, kNEntityEveryone);
msgServerInfo.SetProperties(serverInfo);
mLock.Unlock();
theErr = WriteMessage(theSocket, msgServerInfo);
if (theErr != kNoErr)
{
theSocket->Close(theErr);
return;
}
// Read the connection request
//
// If the client does not wish to continue connecting, they will disconnect.
theErr = ReadMessage(theSocket, msgConnectRequest);
if (theErr != kNoErr)
{
theSocket->Close();
return;
}
NN_ASSERT(msgConnectRequest.GetType() == kNMessageConnectRequestMsg);
NN_ASSERT(msgConnectRequest.GetSource() == kNEntityInvalid);
// Accept the connection
mLock.Lock();
clientID = GetNextClientID();
acceptErr = AcceptConnection(serverInfo, msgConnectRequest.GetProperties(), clientID);
msgConnectResponse = CreateMessage(kNMessageConnectResponseMsg, clientID);
msgConnectResponse.SetValue(kNMessageStatusKey, acceptErr);
theErr = WriteMessage(theSocket, msgConnectResponse);
addClient = (theErr == kNoErr && acceptErr == kNoErr);
if (addClient)
AddClient(clientID, theSocket);
mLock.Unlock();
if (!addClient)
{
theSocket->Close(theErr);
return;
}
// Process messages
ClientConnected(clientID);
ProcessMessages(theSocket);
}
int Connected(Stream)
{
int n;
ChatCIRCUIT * conn;
struct UserInfo * user = NULL;
char callsign[10];
int port, paclen, maxframe, l4window;
char ConnectedMsg[] = "*** CONNECTED ";
char Msg[100];
LINK *link;
KNOWNNODE *node;
for (n = 0; n < NumberofChatStreams; n++)
{
conn = &ChatConnections[n];
if (Stream == conn->BPQStream)
{
if (conn->Active)
{
// Probably an outgoing connect
if (conn->rtcflags == p_linkini)
{
conn->paclen = 236;
nprintf(conn, "c %s\r", conn->u.link->call);
return 0;
}
}
memset(conn, 0, sizeof(ChatCIRCUIT)); // Clear everything
conn->Active = TRUE;
conn->BPQStream = Stream;
conn->Secure_Session = GetConnectionInfo(Stream, callsign,
&port, &conn->SessType, &paclen, &maxframe, &l4window);
conn->paclen = paclen;
strlop(callsign, ' '); // Remove trailing spaces
memcpy(conn->Callsign, callsign, 10);
strlop(callsign, '-'); // Remove any SSID
user = zalloc(sizeof(struct UserInfo));
strcpy(user->Call, callsign);
conn->UserPointer = user;
n=sprintf_s(Msg, sizeof(Msg), "Incoming Connect from %s", user->Call);
// Send SID and Prompt
WriteLogLine(conn, '|',Msg, n, LOG_CHAT);
conn->Flags |= CHATMODE;
nodeprintf(conn, ChatSID, Ver[0], Ver[1], Ver[2], Ver[3]);
// See if from a defined node
for (link = link_hd; link; link = link->next)
{
if (matchi(conn->Callsign, link->call))
{
conn->rtcflags = p_linkwait;
return 0; // Wait for *RTL
}
}
// See if from a previously known node
node = knownnode_find(conn->Callsign);
if (node)
{
// A node is trying to link, but we don't have it defined - close
Logprintf(LOG_CHAT, conn, '!', "Node %s connected, but is not defined as a Node - closing",
conn->Callsign);
nodeprintf(conn, "Node %s does not have %s defined as a node to link to - closing.\r",
OurNode, conn->Callsign);
ChatFlush(conn);
Sleep(500);
Disconnect(conn->BPQStream);
return 0;
}
if (user->Name[0] == 0)
{
char * Name = lookupuser(user->Call);
if (Name)
{
if (strlen(Name) > 17)
Name[17] = 0;
strcpy(user->Name, Name);
free(Name);
}
else
{
conn->Flags |= GETTINGUSER;
nputs(conn, NewUserPrompt);
return TRUE;
}
}
SendWelcomeMsg(Stream, conn, user);
RefreshMainWindow();
ChatFlush(conn);
return 0;
}
}
return 0;
}
//==============================================================================
// GetHostConnectionInfo()
//
// Returns DPN_CONNECTION_INFO for the host of the game.
//==============================================================================
HRESULT CDarkPeer::GetHostConnectionInfo(DPN_CONNECTION_INFO* pConnectInfo)
{
return GetConnectionInfo(m_dpnidHost, pConnectInfo);
}
enum TVerdict TE_RConnectionTest501::doTestStepL(void)
{
SetTestStepResult(EFail);
TInt err;
RSocketServ socketServer;
RConnection startConn;
RConnection monitorConn;
err = OpenSocketServer(socketServer);
TESTEL(KErrNone == err, err);
CleanupClosePushL(socketServer);
err = OpenConnection(startConn, socketServer);
TESTEL(KErrNone == err, err);
CleanupClosePushL(startConn);
err = OpenConnection(monitorConn, socketServer);
TESTEL(KErrNone == err, err);
CleanupClosePushL(monitorConn);
// start up connection (destined to fail startup)
TRequestStatus startStatus;
StartConnectionAsynchronous(startConn, startStatus);
// wait for completion of selection, after which we can attach to the connection
TNifProgressBuf progressBuf;
TRequestStatus progressStatus;
ProgressNotification(startConn, progressStatus, progressBuf, KFinishedSelection);
User::WaitForRequest(progressStatus);
// Attach to the connection from another RConnection
//
// It can take a finite time from KFinishedSelection progress to the point where the
// connection actually appears in the enumeration list, so take this into account by looping
// waiting for the connection to enumerate. We are only interested in obtaining the connection
// info so that we can attach to the starting connection - we are not testing connection
// enumeration here.
TInt i = 0;
TUint count;
do
{
err = EnumerateConnections(startConn, count);
TESTEL(KErrNone == err, err);
if (count == 0)
{
User::After(50000);
}
}
while (count == 0 && ++i <= 5);
TESTEL(1 == count, count);
TPckgBuf<TConnectionInfo> info;
err = GetConnectionInfo(startConn, 1, info);
TESTEL(KErrNone == err, err);
err = AttachMonitor(monitorConn, info);
TESTEL(KErrNone == err, err);
ProgressNotification(monitorConn, progressStatus, progressBuf, KLinkLayerClosed);
// wait for the startup to fail
User::WaitForRequest(startStatus);
TESTEL(KErrIfAuthenticationFailure == startStatus.Int(), startStatus.Int());
// Wait for KLinkLayerClosed or any progress which has an error associated. Actually,
// we are more interested in waiting for a progress with an error than KLinkLayerClosed.
// Use a timer to prevent waiting forever and fail with an error if the progress never arrives.
RTimer timer;
err = timer.CreateLocal();
TESTEL(KErrNone == err, err);
CleanupClosePushL(timer);
TRequestStatus timerStatus;
const TUint KMaxProgressWait = 5;
timer.After(timerStatus, KMaxProgressWait * 1000000);
User::WaitForRequest(progressStatus, timerStatus);
if (progressStatus.Int() == KRequestPending)
{
// failure - timer fired
CancelProgressNotification(monitorConn);
User::WaitForRequest(progressStatus);
}
if (timerStatus.Int() == KRequestPending)
{
// success - progress arrived
timer.Cancel();
User::WaitForRequest(timerStatus);
}
// check that we correctly received a progress with an associated error on the RConnection
// that attached to the underlying connection.
TESTEL(KErrNone == progressStatus.Int(), progressStatus.Int());
TESTEL(KErrIfAuthenticationFailure == progressBuf().iError, progressBuf().iError);
SetTestStepResult(EPass);
// ************************************************************************************
// NOTE:
// The following pause is apparently necessary to prevent WinTunnel from intermittently
// entering an endless cpu loop and hanging the emulator. The cause needs to be
// investigated and fixed and then this pause can be removed.
// ************************************************************************************
User::After(1000000);
CleanupStack::PopAndDestroy(&timer);
CloseConnection(monitorConn);
CleanupStack::Pop(&monitorConn);
CloseConnection(startConn);
CleanupStack::Pop(&startConn);
CloseSocketServer(socketServer);
CleanupStack::Pop(&socketServer); // just sanity check our pops
return TestStepResult();
}