ANSC_STATUS
HttpPsoVer2FinishedByClient
(
ANSC_HANDLE hThisObject,
PVOID buffer,
ULONG ulSize,
ANSC_HANDLE hBufferContext
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_PSO_VER2_OBJECT pMyObject = (PHTTP_PSO_VER2_OBJECT )hThisObject;
PHTTP_ADVANCED_PROXY_OBJECT pAdvancedProxy = (PHTTP_ADVANCED_PROXY_OBJECT )pMyObject->hOwnerContext;
PHTTP_WAM_INTERFACE pWamIf = (PHTTP_WAM_INTERFACE )pMyObject->hWamIf;
PHTTP_SBC_INTERFACE pSbcIf = (PHTTP_SBC_INTERFACE )pMyObject->hSbcIf;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)pMyObject->hClientSocket;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )hBufferContext;
PHTTP_TRANS_RECORD_OBJECT pTransRecord = (PHTTP_TRANS_RECORD_OBJECT )pMyObject->GetLastTro((ANSC_HANDLE)pMyObject);
if ( !pTransRecord )
{
if ( pBufferDesp )
{
AnscFreeBdo((ANSC_HANDLE)pBufferDesp);
}
return ANSC_STATUS_INTERNAL_ERROR;
}
else if ( pTransRecord->GetTransState((ANSC_HANDLE)pTransRecord) == HTTP_TRO_STATE_FINISHED )
{
if ( pBufferDesp )
{
AnscFreeBdo((ANSC_HANDLE)pBufferDesp);
}
pTransRecord->ReleaseAccess((ANSC_HANDLE)pTransRecord);
return ANSC_STATUS_UNAPPLICABLE;
}
buffer = AnscBdoGetBlock (pBufferDesp);
ulSize = AnscBdoGetBlockSize(pBufferDesp);
returnStatus =
pTransRecord->FinishedByClient
(
(ANSC_HANDLE)pTransRecord,
buffer,
ulSize,
(ANSC_HANDLE)pBufferDesp
);
pTransRecord->ReleaseAccess((ANSC_HANDLE)pTransRecord);
return returnStatus;
}
ANSC_HANDLE
HttpPsoVer2GetCurTro
(
ANSC_HANDLE hThisObject
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_PSO_VER2_OBJECT pMyObject = (PHTTP_PSO_VER2_OBJECT )hThisObject;
PHTTP_ADVANCED_PROXY_OBJECT pAdvancedProxy = (PHTTP_ADVANCED_PROXY_OBJECT)pMyObject->hOwnerContext;
PHTTP_WAM_INTERFACE pWamIf = (PHTTP_WAM_INTERFACE )pMyObject->hWamIf;
PHTTP_SBC_INTERFACE pSbcIf = (PHTTP_SBC_INTERFACE )pMyObject->hSbcIf;
PHTTP_CBC_INTERFACE pCbcIf = (PHTTP_CBC_INTERFACE )pMyObject->hCbcIf;
PHTTP_PBC_INTERFACE pPbcIf = (PHTTP_PBC_INTERFACE )pMyObject->hPbcIf;
PHTTP_HFP_INTERFACE pHfpIf = (PHTTP_HFP_INTERFACE )pMyObject->hHfpIf;
PHTTP_TRANS_RECORD_OBJECT pTransRecord = NULL;
PSINGLE_LINK_ENTRY pSLinkEntry = NULL;
ULONG ulTroState = HTTP_TRO_STATE_INITIALIZED;
AnscAcquireLock(&pMyObject->TroSListLock);
pSLinkEntry = AnscSListGetFirstEntry(&pMyObject->TroSList);
if ( pSLinkEntry )
{
pTransRecord = ACCESS_HTTP_TRANS_RECORD_OBJECT(pSLinkEntry);
ulTroState = pTransRecord->GetTransState((ANSC_HANDLE)pTransRecord);
if ( (ulTroState != HTTP_TRO_STATE_ESTABLISHED) &&
(ulTroState != HTTP_TRO_STATE_FINISHED ) )
{
pTransRecord->AcquireAccess((ANSC_HANDLE)pTransRecord);
AnscReleaseLock(&pMyObject->TroSListLock);
return (ANSC_HANDLE)pTransRecord;
}
}
AnscReleaseLock(&pMyObject->TroSListLock);
pTransRecord = (PHTTP_TRANS_RECORD_OBJECT)pMyObject->AddNewTro((ANSC_HANDLE)pMyObject);
return (ANSC_HANDLE)pTransRecord;
}
ANSC_STATUS
HttpApoPubwoProcessSync
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket,
PVOID buffer,
ULONG ulSize,
ANSC_HANDLE hQueryContext
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_ADVANCED_PROXY_OBJECT pMyObject = (PHTTP_ADVANCED_PROXY_OBJECT )hThisObject;
PHTTP_ADVANCED_PROXY_PROPERTY pProperty = (PHTTP_ADVANCED_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)hSocket;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pServerSocket->GetBufferContext((ANSC_HANDLE)pServerSocket);
PHTTP_PSO_VER2_OBJECT pPsoVer2 = NULL;
PHTTP_TRANS_RECORD_OBJECT pTransRecord = NULL;
ULONG ulTroQmode = (ULONG)hQueryContext;
BOOL bFinishSocket = FALSE;
AnscAcquireLock(&pMyObject->SyncLock);
pPsoVer2 = (PHTTP_PSO_VER2_OBJECT)pServerSocket->GetClientContext((ANSC_HANDLE)pServerSocket);
if ( pPsoVer2 )
{
pPsoVer2->AcquireAccess((ANSC_HANDLE)pPsoVer2);
pTransRecord =
(PHTTP_TRANS_RECORD_OBJECT)pPsoVer2->AskTroBySocket
(
(ANSC_HANDLE)pPsoVer2,
(ANSC_HANDLE)pServerSocket
);
pPsoVer2->ReleaseAccess((ANSC_HANDLE)pPsoVer2);
}
else
{
AnscReleaseLock(&pMyObject->SyncLock);
pServerSocket->Finish((ANSC_HANDLE)pServerSocket);
return ANSC_STATUS_SUCCESS;
}
if ( !pTransRecord )
{
AnscReleaseLock(&pMyObject->SyncLock);
pServerSocket->Finish((ANSC_HANDLE)pServerSocket);
return ANSC_STATUS_SUCCESS;
}
AnscReleaseLock(&pMyObject->SyncLock);
switch ( ulTroQmode )
{
case HTTP_TRO_QMODE_FORWARD :
pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)pTransRecord->GetClientSocket((ANSC_HANDLE)pTransRecord);
if ( !pClientSocket)
{
bFinishSocket = TRUE;
returnStatus = ANSC_STATUS_INTERNAL_ERROR;
break;
}
else
{
returnStatus =
pClientSocket->Send
(
(ANSC_HANDLE)pClientSocket,
buffer,
ulSize,
(ANSC_HANDLE)NULL
);
}
pBufferDesp->BlockSize = 0;
break;
case HTTP_TRO_QMODE_PROCESS :
pServerSocket->SetBufferContext
(
(ANSC_HANDLE)pServerSocket,
NULL,
0,
(ANSC_HANDLE)NULL
);
returnStatus =
pTransRecord->RecvFromServer
(
(ANSC_HANDLE)pTransRecord,
buffer,
ulSize,
(ANSC_HANDLE)pBufferDesp
);
if ( pTransRecord->GetTransState((ANSC_HANDLE)pTransRecord) == HTTP_TRO_STATE_FINISHED )
{
bFinishSocket = TRUE;
break;
}
break;
default :
returnStatus = ANSC_STATUS_UNAPPLICABLE;
break;
}
pTransRecord->ReleaseAccess((ANSC_HANDLE)pTransRecord);
if ( bFinishSocket )
{
pServerSocket->Finish((ANSC_HANDLE)pServerSocket);
}
return returnStatus;
}
ANSC_STATUS
HttpApoPubwoRemove
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_ADVANCED_PROXY_OBJECT pMyObject = (PHTTP_ADVANCED_PROXY_OBJECT )hThisObject;
PHTTP_ADVANCED_PROXY_PROPERTY pProperty = (PHTTP_ADVANCED_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)hSocket;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pServerSocket->GetBufferContext((ANSC_HANDLE)pServerSocket);
PHTTP_PSO_VER2_OBJECT pPsoVer2 = NULL;
PHTTP_TRANS_RECORD_OBJECT pTransRecord = NULL;
BOOL bRemovePso = FALSE;
AnscTrace
(
"PubwoRemove removes the server connection of %d.%d.%d.%d / TCP %d\n",
pServerSocket->PeerAddress.Dot[0],
pServerSocket->PeerAddress.Dot[1],
pServerSocket->PeerAddress.Dot[2],
pServerSocket->PeerAddress.Dot[3],
pServerSocket->PeerPort
);
AnscAcquireLock(&pMyObject->SyncLock);
pPsoVer2 = (PHTTP_PSO_VER2_OBJECT)pServerSocket->GetClientContext((ANSC_HANDLE)pServerSocket);
if ( pPsoVer2 )
{
pPsoVer2->AcquireAccess((ANSC_HANDLE)pPsoVer2);
pTransRecord =
(PHTTP_TRANS_RECORD_OBJECT)pPsoVer2->AskTroBySocket
(
(ANSC_HANDLE)pPsoVer2,
(ANSC_HANDLE)pServerSocket
);
}
/*
* Just a couple regular clean-up tasks to do:
*
* (1) dis-associate the trans record object from the server socket
* (2) clean the foreign buffer associated with the server socket
* (3) dis-associate the trans record object from the client socket
*
* Note that we CANNOT clean the foreign buffer associated with the client socket because the
* access to that buffer is NOT synchornized between the prv_recv() and pub_recv routines. It
* SHOULD be done in the prv_remove() function.
*/
pServerSocket->SetClientContext((ANSC_HANDLE)pServerSocket, (ANSC_HANDLE)NULL);
pServerSocket->SetBufferContext((ANSC_HANDLE)pServerSocket, NULL, 0, (ANSC_HANDLE)NULL);
if ( pBufferDesp )
{
AnscFreeBdo((ANSC_HANDLE)pBufferDesp);
}
if ( pTransRecord )
{
pTransRecord->SetServerSocket((ANSC_HANDLE)pTransRecord, (ANSC_HANDLE)NULL );
pTransRecord->SetTransState ((ANSC_HANDLE)pTransRecord, HTTP_TRO_STATE_FINISHED);
pTransRecord->ReleaseAccess ((ANSC_HANDLE)pTransRecord);
}
/*
* The idea of pipeline the client requests over a single client session is great, however, we
* may run into a situation where wrongly-implemented clients are waiting forever for server to
* close the connection. To prevent that, we should close the session if no outstanding trans-
* action needs to be completed.
*/
if ( pPsoVer2 )
{
pTransRecord = (PHTTP_TRANS_RECORD_OBJECT)pPsoVer2->GetLastTro((ANSC_HANDLE)pPsoVer2);
if ( pTransRecord )
{
if ( (pTransRecord->GetTransState((ANSC_HANDLE)pTransRecord) == HTTP_TRO_STATE_FINISHED) &&
(pTransRecord->bCloseConnection == TRUE ) )
{
bRemovePso = TRUE;
pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)pPsoVer2->GetClientSocket((ANSC_HANDLE)pPsoVer2);
if ( pClientSocket )
{
pClientSocket->SetClientContext((ANSC_HANDLE)pClientSocket, (ANSC_HANDLE)NULL );
pClientSocket->ToClean ((ANSC_HANDLE)pClientSocket, FALSE, HTTP_APO_SOCKET_TTC);
}
}
pTransRecord->ReleaseAccess((ANSC_HANDLE)pTransRecord);
}
pPsoVer2->ReleaseAccess((ANSC_HANDLE)pPsoVer2);
}
AnscReleaseLock(&pMyObject->SyncLock);
/*
* If you're wondering why we have to explicitly close the connection here, why not wait until
* triggered by the clients-side actions, here's why: the stupid desktop browsers (i.e., Micro-
* soft IE browsers) will not take any action but waiting for the connection to be closed.
*/
if ( bRemovePso )
{
pPsoVer2->DelAllTros((ANSC_HANDLE)pPsoVer2);
pPsoVer2->Close ((ANSC_HANDLE)pPsoVer2);
pPsoVer2->Return ((ANSC_HANDLE)pPsoVer2);
}
return ANSC_STATUS_SUCCESS;
}