X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2Fdu_app%2Fdu_sctp.h;h=8a734fb63797780612866bf85a05ce71474f8508;hb=349ce6153f82d03f3ec90e2450788ea15abe05ed;hp=efdffc36bb7a3663f00aee3e5e546ac3f4f442ad;hpb=829bbd114f1c3dc00c1da47bca0a8207c049df3f;p=o-du%2Fl2.git

diff --git a/src/du_app/du_sctp.h b/src/du_app/du_sctp.h
index efdffc36b..8a734fb63 100644
--- a/src/du_app/du_sctp.h
+++ b/src/du_app/du_sctp.h
@@ -21,32 +21,64 @@
 #ifndef __DU_SCTP_H__
 #define __DU_SCTP_H__
 
-#include <netinet/in.h>
-#include <netinet/sctp.h>
-#include "du_mgr.h"
+#define DU_SCTP_DOWN 0
+#define DU_SCTP_UP 1
+#define DU_SCTP_CONNECTING 2
+#define MAX_RETRY 5
 
-S16 sctpActvInit(Ent entity, Inst inst, Region region, Reason reason);
-S16 sctpActvTsk(Pst *pst, Buffer *mBuf);
+/* Global variable declaration */
+uint8_t   socket_type;      /* Socket type */
+bool nonblocking;      /* Blocking/Non-blocking socket */
+bool connUp;           /* Is connection up */
+bool pollingState; 
+CmInetNetAddrLst localAddrLst;
+CmInetNetAddrLst remoteAddrLst;
 
-#define REALLY_BIG 65536
+typedef struct
+{
+   uint8_t     numFd;            /* Total count number of receivers socket Fd */
+   uint16_t    port;              /* Filled by the InetSctpRecvMsg during polling */              
+   uint32_t    flag;              /* Refers to the notifyHandler Flag during successful InetSctpRecvMsg*/
+   Buffer      *mBuf;             /* Buffer filled during Socket polling*/
+   MsgLen      bufLen;            /* Determines the length of the Buffer filled during socket polling */
+   CmInetNetAddr addr;              /* Determines the destination port filled during socket polling */
+   CmInetFdSet      readFd;         /* Refers to the Read Fd socket */
+   CmInetSctpSndRcvInfo   info;     /* Refers to Send Receivers Info*/
+   CmInetSctpNotification ntfy;     /* Refers to the sctp Notification Message */
+}sctpSockPollParams;
 
-/* Convenience structure to determine space needed for cmsg. */
-typedef union 
+typedef struct
 {
-   struct sctp_initmsg init;
-   struct sctp_sndrcvinfo sndrcvinfo;
-}_sctp_cmsg_data_t;
+   uint8_t               itfState;         /* determines the interface State*/
+   uint16_t              destPort;         /* Refers to the destination port of F1/E2 */
+   uint16_t              srcPort;          /* Refers to respective src port of DU */
+   uint32_t              assocId;          
+   bool             recvMsgSet;
+   F1IpAddr         destIpAddr;       /* Refers to te destination Ip Address */
+   CmInetFd         sockFd;           /* Socket file descriptor */
+   CmInetNetAddrLst destAddrLst;      /* Refers to the destinaiton Addr Lst in CmInetNetAddrLst format */
+   CmInetNetAddr    destIpNetAddr;    /* Refers to the destination Addr in CmInetNet Addr format */
+}DuSctpDestCb;
 
-#define CMSG_SPACE_INITMSG (CMSG_SPACE(sizeof(struct sctp_initmsg)))
-#define CMSG_SPACE_SNDRCV (CMSG_SPACE(sizeof(struct sctp_sndrcvinfo)))
+/* Global variable declaration */
+DuSctpDestCb f1Params;     /* SCTP configurations at DU */ 
+DuSctpDestCb ricParams;    /* SCTP configurations at DU */ 
 
-typedef union 
-{
-   struct sockaddr_storage ss;
-   struct sockaddr_in v4;
-   struct sockaddr_in6 v6;
-   struct sockaddr sa;
-} sockaddr_storage_t;
+
+uint8_t sctpActvInit(Ent entity, Inst inst, Region region, Reason reason);
+uint8_t sctpActvTsk(Pst *pst, Buffer *mBuf);
+void sctpAssocReq();
+void sendToDuApp(Buffer *mBuf, Event event);
+uint8_t sctpSend(Buffer *mBuf, uint8_t itfType);
+uint8_t duSctpCfgReq(SctpParams sctpCfg);
+uint8_t fillAddrLst(CmInetNetAddrLst *addrLstPtr, F1IpAddr *ipAddr);
+uint8_t fillDestNetAddr(CmInetNetAddr *destAddrPtr, F1IpAddr *dstIpPtr);
+uint8_t establishReq(DuSctpDestCb *paramPtr);
+uint8_t duSctpAssocReq(uint8_t itfType);
+uint8_t duFillSctpPst(Pst *pst, Event event);
+uint8_t sctpSetSockOpts(CmInetFd *sock_Fd);
+uint8_t processPolling(sctpSockPollParams *pollParams, CmInetFd *sockFd, uint32_t *timeoutPtr, CmInetMemInfo *memInfo, bool recvMsgSet);
+uint8_t sctpSockPoll();
 
 #endif