ANSC_STATUS
HttpSpoDestroyPsoPool
(
ANSC_HANDLE hThisObject
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY)&pMyObject->Property;
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
PSINGLE_LINK_ENTRY pSLinkEntry = NULL;
AnscAcquireLock(&pMyObject->PsoSListLock);
pSLinkEntry = AnscSListPopEntry(&pMyObject->PsoSList);
while ( pSLinkEntry )
{
pSession = ACCESS_HTTP_PROXY_SESSION_OBJECT(pSLinkEntry);
pSLinkEntry = AnscSListPopEntry(&pMyObject->PsoSList);
pSession->Remove((ANSC_HANDLE)pSession);
}
AnscReleaseLock(&pMyObject->PsoSListLock);
return ANSC_STATUS_SUCCESS;
}
ANSC_STATUS
HttpSpoReleasePso
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hPso
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY)&pMyObject->Property;
PHTTP_PROXY_SESSION_OBJECT pSession = (PHTTP_PROXY_SESSION_OBJECT )hPso;
pSession->Reset((ANSC_HANDLE)pSession);
if ( pMyObject->ProxyMode & HTTP_SPO_MODE_COMPACT )
{
pSession->Remove((ANSC_HANDLE)pSession);
}
else
{
AnscAcquireLock (&pMyObject->PsoSListLock);
AnscSListPushEntry(&pMyObject->PsoSList, &pSession->Linkage);
AnscReleaseLock (&pMyObject->PsoSListLock);
}
return ANSC_STATUS_SUCCESS;
}
ANSC_STATUS
HttpSpoManufacturePsoPool
(
ANSC_HANDLE hThisObject
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY)&pMyObject->Property;
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
ULONG i = 0;
if ( pMyObject->ProxyMode & HTTP_SPO_MODE_COMPACT )
{
return ANSC_STATUS_SUCCESS;
}
for ( i = 0; i < HTTP_SPO_INITIAL_PSO_NUMBER; i++ )
{
pSession =
(PHTTP_PROXY_SESSION_OBJECT)HttpCreateProxySession
(
pMyObject->hContainerContext,
(ANSC_HANDLE)pMyObject,
(ANSC_HANDLE)NULL
);
if ( !pSession )
{
continue;
}
else
{
pSession->SetClientSocket((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetServerSocket((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetSbcContext ((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetCbcContext ((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
}
AnscAcquireLock (&pMyObject->PsoSListLock);
AnscSListPushEntry(&pMyObject->PsoSList, &pSession->Linkage);
AnscReleaseLock (&pMyObject->PsoSListLock);
}
return ANSC_STATUS_SUCCESS;
}
ANSC_HANDLE
HttpSpoAcquirePso
(
ANSC_HANDLE hThisObject
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY)&pMyObject->Property;
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
PSINGLE_LINK_ENTRY pSLinkEntry = NULL;
AnscAcquireLock(&pMyObject->PsoSListLock);
pSLinkEntry = AnscSListPopEntry(&pMyObject->PsoSList);
AnscReleaseLock(&pMyObject->PsoSListLock);
if ( pSLinkEntry )
{
pSession = ACCESS_HTTP_PROXY_SESSION_OBJECT(pSLinkEntry);
return (ANSC_HANDLE)pSession;
}
pSession =
(PHTTP_PROXY_SESSION_OBJECT)HttpCreateProxySession
(
pMyObject->hContainerContext,
(ANSC_HANDLE)pMyObject,
(ANSC_HANDLE)NULL
);
if ( !pSession )
{
return (ANSC_HANDLE)NULL;
}
else
{
pSession->SetClientSocket((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetServerSocket((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetSbcContext ((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
pSession->SetCbcContext ((ANSC_HANDLE)pSession, (ANSC_HANDLE)NULL);
}
return (ANSC_HANDLE)pSession;
}
ANSC_STATUS
HttpSpoPrvwoNotify
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket,
ULONG ulEvent,
ANSC_HANDLE hReserved
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)hSocket;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pClientSocket->GetBufferContext((ANSC_HANDLE)pClientSocket);
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
AnscTrace
(
"Event = %d is indicated on client connection of %d.%d.%d.%d / TCP %d\n",
ulEvent,
pClientSocket->PeerAddress.Dot[0],
pClientSocket->PeerAddress.Dot[1],
pClientSocket->PeerAddress.Dot[2],
pClientSocket->PeerAddress.Dot[3],
pClientSocket->PeerPort
);
switch ( ulEvent )
{
case ANSC_SPTOWO_EVENT_SOCKET_ERROR :
pClientSocket->ToClean((ANSC_HANDLE)pClientSocket, TRUE, HTTP_SPO_SOCKET_TTC);
break;
case ANSC_SPTOWO_EVENT_SOCKET_CLOSED :
AnscAcquireLock(&pMyObject->SyncLock);
pSession = (PHTTP_PROXY_SESSION_OBJECT)pClientSocket->GetClientContext((ANSC_HANDLE)pClientSocket);
if ( !pSession )
{
AnscReleaseLock(&pMyObject->SyncLock);
pClientSocket->Finish((ANSC_HANDLE)pClientSocket);
break;
}
else
{
pSession->AcquireAccess((ANSC_HANDLE)pSession);
}
AnscReleaseLock(&pMyObject->SyncLock);
pBufferDesp->BlockSize += pClientSocket->RecvPacketSize;
returnStatus =
pClientSocket->SetBufferContext
(
(ANSC_HANDLE)pClientSocket,
NULL,
0,
(ANSC_HANDLE)NULL
);
returnStatus =
pSession->FinishedByClient
(
(ANSC_HANDLE)pSession,
AnscBdoGetBlock (pBufferDesp),
AnscBdoGetBlockSize(pBufferDesp),
(ANSC_HANDLE)pBufferDesp
);
pSession->ReleaseAccess((ANSC_HANDLE)pSession);
pClientSocket->Finish((ANSC_HANDLE)pClientSocket);
break;
case ANSC_SPTOWO_EVENT_RESOURCES :
break;
case ANSC_SPTOWO_EVENT_TIME_OUT :
break;
default :
break;
}
return ANSC_STATUS_SUCCESS;
}
ANSC_STATUS
HttpSpoPrvwoProcessSync
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket,
PVOID buffer,
ULONG ulSize,
ANSC_HANDLE hQueryContext
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PHTTP_SBC_INTERFACE pSbcIf = (PHTTP_SBC_INTERFACE )pMyObject->hSbcIf;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)hSocket;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pClientSocket->GetBufferContext((ANSC_HANDLE)pClientSocket);
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
ULONG ulPsoQmode = (ULONG)hQueryContext;
BOOL bFinishSocket = FALSE;
AnscAcquireLock(&pMyObject->SyncLock);
pSession = (PHTTP_PROXY_SESSION_OBJECT)pClientSocket->GetClientContext((ANSC_HANDLE)pClientSocket);
if ( !pSession )
{
AnscReleaseLock(&pMyObject->SyncLock);
pClientSocket->Finish((ANSC_HANDLE)pClientSocket);
return ANSC_STATUS_SUCCESS;
}
else
{
pSession->AcquireAccess((ANSC_HANDLE)pSession);
}
AnscReleaseLock(&pMyObject->SyncLock);
switch ( ulPsoQmode )
{
case HTTP_PSO_QMODE_FORWARD :
pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)pSession->GetServerSocket((ANSC_HANDLE)pSession);
if ( !pServerSocket)
{
bFinishSocket = TRUE;
returnStatus = ANSC_STATUS_INTERNAL_ERROR;
break;
}
else
{
returnStatus =
pServerSocket->Send
(
(ANSC_HANDLE)pServerSocket,
buffer,
ulSize,
(ANSC_HANDLE)NULL
);
}
pBufferDesp->BlockSize = 0;
break;
case HTTP_PSO_QMODE_PROCESS :
pClientSocket->SetBufferContext
(
(ANSC_HANDLE)pClientSocket,
NULL,
0,
(ANSC_HANDLE)NULL
);
returnStatus =
pSession->RecvFromClient
(
(ANSC_HANDLE)pSession,
buffer,
ulSize,
(ANSC_HANDLE)pBufferDesp
);
if ( pSession->GetSessionState((ANSC_HANDLE)pSession) == HTTP_PSO_STATE_FINISHED )
{
bFinishSocket = TRUE;
break;
}
break;
default :
returnStatus = ANSC_STATUS_UNAPPLICABLE;
break;
}
pSession->ReleaseAccess((ANSC_HANDLE)pSession);
if ( bFinishSocket )
{
pClientSocket->Finish((ANSC_HANDLE)pClientSocket);
}
return returnStatus;
}
ULONG
HttpSpoPrvwoQuery
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket,
PVOID buffer,
ULONG ulSize,
PANSC_HANDLE phQueryContext
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)hSocket;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pClientSocket->GetBufferContext((ANSC_HANDLE)pClientSocket);
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
ULONG ulSptoPmode = ANSC_SPTOWO_PMODE_PROCESS_SYNC;
ULONG ulPsoQmode = HTTP_PSO_QMODE_PROCESS;
AnscAcquireLock(&pMyObject->SyncLock);
pSession = (PHTTP_PROXY_SESSION_OBJECT)pClientSocket->GetClientContext((ANSC_HANDLE)pClientSocket);
if ( !pSession )
{
AnscReleaseLock(&pMyObject->SyncLock);
return ANSC_SPTOWO_PMODE_FINISH;
}
else
{
pSession->AcquireAccess((ANSC_HANDLE)pSession);
}
AnscReleaseLock(&pMyObject->SyncLock);
pBufferDesp->BlockSize += ulSize;
ulPsoQmode =
pSession->QueryForClient
(
(ANSC_HANDLE)pSession,
buffer,
ulSize,
(ANSC_HANDLE)pBufferDesp
);
switch ( ulPsoQmode )
{
case HTTP_PSO_QMODE_COLLECT :
pBufferDesp->BlockSize -= ulSize;
ulSptoPmode = ANSC_SPTOWO_PMODE_COLLECT;
break;
case HTTP_PSO_QMODE_FORWARD :
case HTTP_PSO_QMODE_PROCESS :
ulSptoPmode = ANSC_SPTOWO_PMODE_PROCESS_SYNC;
break;
default :
ulSptoPmode = ANSC_SPTOWO_PMODE_FINISH;
break;
}
*phQueryContext = (ANSC_HANDLE)ulPsoQmode;
pSession->ReleaseAccess((ANSC_HANDLE)pSession);
return ulSptoPmode;
}
ANSC_STATUS
HttpSpoPrvwoRemove
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
PHTTP_WAM_INTERFACE pWamIf = (PHTTP_WAM_INTERFACE )pMyObject->hWamIf;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)hSocket;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)NULL;
PANSC_BUFFER_DESCRIPTOR pBufferDesp = (PANSC_BUFFER_DESCRIPTOR )pClientSocket->GetBufferContext((ANSC_HANDLE)pClientSocket);
PHTTP_PROXY_SESSION_OBJECT pSession = NULL;
AnscTrace
(
"PrvwoRemove removes the client connection of %d.%d.%d.%d / TCP %d\n",
pClientSocket->PeerAddress.Dot[0],
pClientSocket->PeerAddress.Dot[1],
pClientSocket->PeerAddress.Dot[2],
pClientSocket->PeerAddress.Dot[3],
pClientSocket->PeerPort
);
AnscAcquireLock(&pMyObject->SyncLock);
pSession = (PHTTP_PROXY_SESSION_OBJECT)pClientSocket->GetClientContext((ANSC_HANDLE)pClientSocket);
if ( pSession )
{
pSession->AcquireAccess((ANSC_HANDLE)pSession);
pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)pSession->GetServerSocket((ANSC_HANDLE)pSession);
}
else
{
pServerSocket = NULL;
}
if ( pServerSocket )
{
pServerSocket->SetClientContext((ANSC_HANDLE)pServerSocket, (ANSC_HANDLE)NULL );
pServerSocket->ToClean ((ANSC_HANDLE)pServerSocket, TRUE, HTTP_SPO_SOCKET_TTC);
}
AnscReleaseLock(&pMyObject->SyncLock);
/*
* Just a couple regular clean-up tasks to do:
*
* (1) dis-associate the proxy session object from the client socket
* (2) clean the foreign buffer associated with the client socket
* (3) dis-associate the proxy session object from the server socket
*
* Note that we CANNOT clean the foreign buffer associated with the server socket because the
* access to that buffer is NOT synchornized between the prv_recv() and pub_recv routines. It
* SHOULD be done in the pub_remove() function.
*/
pClientSocket->SetClientContext((ANSC_HANDLE)pClientSocket, (ANSC_HANDLE)NULL);
pClientSocket->SetBufferContext((ANSC_HANDLE)pClientSocket, NULL, 0, (ANSC_HANDLE)NULL);
if ( pBufferDesp )
{
AnscFreeBdo((ANSC_HANDLE)pBufferDesp);
}
if ( !pSession )
{
return ANSC_STATUS_SUCCESS;
}
pSession->ReleaseAccess((ANSC_HANDLE)pSession);
pSession->Close ((ANSC_HANDLE)pSession);
pSession->Return ((ANSC_HANDLE)pSession);
return ANSC_STATUS_SUCCESS;
}
BOOL
HttpSpoPrvwoAccept
(
ANSC_HANDLE hThisObject,
ANSC_HANDLE hSocket,
PANSC_HANDLE phClientContext
)
{
ANSC_STATUS returnStatus = ANSC_STATUS_SUCCESS;
PHTTP_SIMPLE_PROXY_OBJECT pMyObject = (PHTTP_SIMPLE_PROXY_OBJECT )hThisObject;
PHTTP_SIMPLE_PROXY_PROPERTY pProperty = (PHTTP_SIMPLE_PROXY_PROPERTY )&pMyObject->Property;
PANSC_SIMPLE_PROXY_TCP_OBJECT pSimpleProxy = (PANSC_SIMPLE_PROXY_TCP_OBJECT )pMyObject->hSimpleProxy;
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;
PANSC_DAEMON_SOCKET_TCP_OBJECT pClientSocket = (PANSC_DAEMON_SOCKET_TCP_OBJECT)hSocket;
PANSC_BROKER_SOCKET_TCP_OBJECT pServerSocket = (PANSC_BROKER_SOCKET_TCP_OBJECT)NULL;
PHTTP_PROXY_SESSION_OBJECT pSession = (PHTTP_PROXY_SESSION_OBJECT )pMyObject->AcquirePso((ANSC_HANDLE)pMyObject);
PANSC_BUFFER_DESCRIPTOR pBufferDesp = NULL;
AnscTrace
(
"PrvwoAccept accepts a new client connection from %d.%d.%d.%d / TCP %d\n",
pClientSocket->PeerAddress.Dot[0],
pClientSocket->PeerAddress.Dot[1],
pClientSocket->PeerAddress.Dot[2],
pClientSocket->PeerAddress.Dot[3],
pClientSocket->PeerPort
);
*phClientContext = (ANSC_HANDLE)NULL;
/*
* This routine is called when there's a new incoming connection (i.e., requested by the HTTP
* client) is to be established. Following are the processing procedures applied:
*
* (1) create a new HTTP Proxy Session Object for the connection
* (2) call sbc_connect(), the Server Behavior Controller either denies the
* connection or allows it.
* (3) create buffer_descriptor object and associate it with the socket object
*/
if ( !pSession )
{
return FALSE;
}
else
{
pSession->SetWamIf ((ANSC_HANDLE)pSession, (ANSC_HANDLE)pWamIf );
pSession->SetSbcIf ((ANSC_HANDLE)pSession, (ANSC_HANDLE)pSbcIf );
pSession->SetCbcIf ((ANSC_HANDLE)pSession, (ANSC_HANDLE)pCbcIf );
pSession->SetPbcIf ((ANSC_HANDLE)pSession, (ANSC_HANDLE)pPbcIf );
pSession->SetHfpIf ((ANSC_HANDLE)pSession, (ANSC_HANDLE)pHfpIf );
pSession->SetClientSocket((ANSC_HANDLE)pSession, (ANSC_HANDLE)pClientSocket);
}
if ( !pSession->AcceptClient
(
(ANSC_HANDLE)pSession,
(ANSC_HANDLE)NULL
) )
{
pSession->Return((ANSC_HANDLE)pSession);
return FALSE;
}
else
{
pSession->SetSessionState((ANSC_HANDLE)pSession, HTTP_PSO_STATE_CLIENT_CONNECTED);
pSession->Open ((ANSC_HANDLE)pSession);
}
pBufferDesp =
(PANSC_BUFFER_DESCRIPTOR)AnscAllocateBdo
(
HTTP_SPO_MAX_MESSAGE_SIZE,
0,
0
);
if ( pBufferDesp )
{
pClientSocket->SetBufferContext
(
(ANSC_HANDLE)pClientSocket,
AnscBdoGetEndOfBlock(pBufferDesp),
AnscBdoGetLeftSize (pBufferDesp),
(ANSC_HANDLE)pBufferDesp
);
}
*phClientContext = (ANSC_HANDLE)pSession;
return TRUE;
}
