C++ (Cpp) CCSDS_WR_LEN Examples

Example #1

File: ut_cfe_sb_hooks.c Project: WindhoverLabs/cfs-cf

void Ut_CFE_SB_SetTotalMsgLengthHook(CFE_SB_MsgPtr_t MsgPtr,uint16 TotalLength)
{
#ifdef MESSAGE_FORMAT_IS_CCSDS

    CCSDS_WR_LEN(MsgPtr->Hdr,TotalLength);

#endif
}/* end Ut_CFE_SB_SetTotalMsgLengthHook */

Example #2

File: cfe_sb_util.c Project: TomCrowley-ME/me_sim_test

/******************************************************************************
**  Function:  CFE_SB_SetUserDataLength()
**
**  Purpose:
**    Set the length field in the hdr, given the user data length.
**
**  Arguments:
**    MsgPtr     - Pointer to a CFE_SB_Msg_t
**    DataLength - Length of the user data
**
**  Return:
**    (none)
*/
void CFE_SB_SetUserDataLength(CFE_SB_MsgPtr_t MsgPtr,uint16 DataLength)
{
#ifdef MESSAGE_FORMAT_IS_CCSDS

    uint32 TotalMsgSize, HdrSize;

    CFE_SB_MsgId_t MsgId;
    MsgId = CCSDS_RD_SID(MsgPtr->Hdr);
    HdrSize = CFE_SB_MsgHdrSize(MsgId);
    TotalMsgSize = HdrSize + DataLength;
    CCSDS_WR_LEN(MsgPtr->Hdr,TotalMsgSize);

#endif
}/* end CFE_SB_SetUserDataLength */

Example #3

File: ut_cfe_sb_hooks.c Project: WindhoverLabs/cfs-cf

void Ut_CFE_SB_SetUserDataLengthHook(CFE_SB_MsgPtr_t MsgPtr,uint16 DataLength)
{
#ifdef MESSAGE_FORMAT_IS_CCSDS

    uint32 TotalMsgSize, HdrSize;
    CFE_SB_MsgId_t MsgId;
    MsgId = (CFE_SB_MsgId_t)MsgPtr->Hdr.StreamId;

    TotalMsgSize = CFE_SB_GetTotalMsgLength(MsgPtr);
    HdrSize = CFE_SB_MsgHdrSize(MsgId);

    TotalMsgSize = HdrSize + DataLength;

    CCSDS_WR_LEN(MsgPtr->Hdr,TotalMsgSize);

#endif
}/* end Ut_CFE_SB_SetUserDataLengthHook */

Example #4

File: ut_cfe_sb_hooks.c Project: WindhoverLabs/cfs-cf

void CCSDS_InitPkt (CCSDS_PriHdr_t  *PktPtr,
                    uint16           StreamId,
                    uint16           Length,
                    boolean          Clear )
{
   uint16     SeqCount;

   /* Save the sequence count in case it must be preserved. */
   SeqCount = CCSDS_RD_SEQ(*PktPtr);

   /* Zero the entire packet if needed. */
   if (Clear)  memset((void *)PktPtr, 0, Length);

   /* Clear the primary header. */
   CCSDS_CLR_PRI_HDR(*PktPtr);

   /* Set the stream ID and length fields in the primary header. */
   CCSDS_WR_SID(*PktPtr, StreamId);
   CCSDS_WR_LEN(*PktPtr, Length);

   /* Restore the sequence count if needed. */
   if (!Clear)  CCSDS_WR_SEQ(*PktPtr, SeqCount);

} /* END CCSDS_InitPkt() */