- CmInetNetAddr destIpNetAddr; /* DU Ip address */
-}CuSctpDestCb;
-
-EXTERN S16 sctpActvInit();
-EXTERN S16 sctpStartReq();
-EXTERN S16 sctpSend(Buffer *mBuf);
-EXTERN S16 sctpCfgReq();
-
-S16 fillAddrLst(CmInetNetAddrLst *addrLstPtr, SctpIpAddr *ipAddr);
-S16 fillDestNetAddr(CmInetNetAddr *destAddrPtr, SctpIpAddr *dstIpPtr);
-S16 sctpSetSockOpts(CmInetFd *sock_Fd);
-S16 sctpSockPoll();
-S16 sctpAccept(CmInetFd *lstnSock_Fd, CmInetAddr *peerAddr, CmInetFd *sock_Fd);
-S16 processPolling(sctpSockPollParams *pollParams, CmInetFd *sockFd, U32 *timeoutPtr, CmInetMemInfo *memInfo);
+ CmInetFd f1LstnSockFd; /* Listening Socket file descriptor for F1 association */
+ CmInetFd xnLstnSockFd; /* Listening Socket file descriptor for Xn association */
+ NodeType localXnNodeType; /* Local node acts as Server or client while establishing SCTP assoc at Xn interface */
+ uint8_t numAssoc;
+ CuSctpAssocCb assocCb[MAX_ASSOC_SUPPORTED];
+}SctpGlobalCb;
+
+extern SctpGlobalCb sctpCb;
+
+uint8_t sctpActvInit();
+uint8_t sctpStartReq();
+uint8_t sctpSend(InterfaceType intf, uint32_t destId, Buffer *mBuf);
+uint8_t sctpCfgReq();
+
+uint8_t fillAddrLst(CmInetNetAddrLst *addrLstPtr, SctpIpAddr *ipAddr);
+uint8_t fillDestNetAddr(CmInetNetAddr *destAddrPtr, SctpIpAddr *dstIpPtr);
+uint8_t sctpSetSockOpts(CmInetFd *sock_Fd);
+uint8_t sctpSockPoll();
+uint8_t sctpAccept(CmInetFd *lstnSockFd, CuSctpAssocCb *assocCb);
+uint8_t processPolling(sctpSockPollParams *pollParams, CuSctpAssocCb *assocCb, uint32_t *timeoutPtr, CmInetMemInfo *memInfo);