vxworks 三元组

#include "three.h" #define NT_BUFSIZ 64 int NumMBufs = 3; M_CL_CONFIG myMclConfig = /* mBlk configuration table */ { 0, 0, NULL, 0 }; CL_DESC myClDescTbl [] = /* network cluster pool configuration table */ { /* clusterSize num memArea memSize ----------- ---- ------- ------- */ {NT_BUFSIZ, 3, 0x1000, 1000} }; int myClDescTblNumEnt = (NELEMENTS(myClDescTbl)); void threedemo() { /* Set up a net Pool */ CL_POOL_ID mpClPoolId; NET_POOL netPool; NET_POOL_ID pNetPool = &netPool; M_BLK_ID pMblk; M_BLK_ID pMblk1; M_BLK_ID pMblk2; int len=0; int len1=0; char * pNewCluster; char * pNewCluster1; char * pNewCluster2; CL_BLK_ID pClBlk; CL_BLK_ID pClBlk1; CL_BLK_ID pClBlk2; char copyBuf[1600]; char a[14] = {0x00,0x00,0x00,0x00,0x00,0xfe,0x00,0x00,0x00,0x00,0x00,0x01,0x08,0x00}; char b[20] = {0x45, 0x00, 0x00,0x1e, 0x01,0x00, 0x40,0x00, 0x20,0x20, 0xda,0x79, 0xc0,0xa8,0xff,0x01, 0xc0,0xa8,0xff,0x01}; char c[10] = {0x1f,0x40,0x0f,0xa0,0x00,0x0a,0x76,0xb5,0x02,0x12}; myMclConfig.mBlkNum = NumMBufs; myMclConfig.clBlkNum = NumMBufs; myMclConfig.memSize = (myMclConfig.mBlkNum * (MSIZE + sizeof (long))) + (myMclConfig.clBlkNum * (CL_BLK_SZ + sizeof(long))); /* allocate memory pool */ if ((myMclConfig.memArea = (char *) memalign (sizeof(long), myMclConfig.memSize)) == NULL) { return; } myClDescTbl[0].clNum = NumMBufs; myClDescTbl[0].memSize = (myClDescTbl[0].clNum * (NT_BUFSIZ + 8)) + sizeof(int); myClDescTbl[0].memArea = malloc ( myClDescTbl[0].memSize ); if (netPoolInit(pNetPool, &myMclConfig, &myClDescTbl[0], myClDescTblNumEnt, NULL) == ERROR) { return ; } /* Store the cluster pool id as others need it later. */ mpClPoolId = clPoolIdGet(pNetPool,NT_BUFSIZ, FALSE); pNewCluster = netClusterGet (pNetPool,mpClPoolId); if(pNewCluster == NULL) { return; } bcopy(a,pNewCluster,14); pClBlk = netClBlkGet (pNetPool, M_DONTWAIT); if(pClBlk == NULL) { return; } pMblk = mBlkGet (pNetPool, M_DONTWAIT,MT_DATA); if( pMblk == NULL) { return; } netClBlkJoin (pClBlk, pNewCluster, 14, NULL, 0, 0, 0); netMblkClJoin (pMblk, pClBlk); pMblk->mBlkHdr.mLen = 14; pMblk->mBlkHdr.mNext = NULL; /*十字链表尾指针为空*/ pMblk->mBlkHdr.mNextPkt = NULL; /*十字链表尾指针为空*/ /* data of the 2*/ pNewCluster1 = netClusterGet (pNetPool,mpClPoolId); if(pNewCluster1== NULL) { return; } bcopy(b,pNewCluster1,20); pClBlk1 = netClBlkGet (pNetPool, M_DONTWAIT); if(pClBlk1 == NULL) { return; } pMblk1 = mBlkGet (pNetPool, M_DONTWAIT,MT_DATA); if( pMblk1 == NULL) { return; } netClBlkJoin (pClBlk1, pNewCluster1, 20, NULL, 0, 0, 0); netMblkClJoin (pMblk1, pClBlk1); pMblk1->mBlkHdr.mLen = 20; pMblk1->mBlkHdr.mNext = NULL; /*十字链表尾指针为空*/ pMblk1->mBlkHdr.mNextPkt = NULL; /*十字链表尾指针为空*/ /*data of 3*/ pNewCluster2 = netClusterGet (pNetPool,mpClPoolId); if(pNewCluster2== NULL) { return; } bcopy(c,pNewCluster2,10); pClBlk2 = netClBlkGet (pNetPool, M_DONTWAIT); if(pClBlk2 == NULL) { return; } pMblk2 = mBlkGet (pNetPool, M_DONTWAIT,MT_DATA); if( pMblk2 == NULL) { return; } netClBlkJoin (pClBlk2, pNewCluster2, 10, NULL, 0, 0, 0); netMblkClJoin (pMblk2, pClBlk2); pMblk2->mBlkHdr.mLen = 10; pMblk2->mBlkHdr.mNext = NULL; /*十字链表尾指针为空*/ pMblk2->mBlkHdr.mNextPkt = NULL; /*十字链表尾指针为空*/ pMblk->mBlkHdr.mNext=pMblk1; pMblk1->mBlkHdr.mNext=pMblk2; len = netMblkToBufCopy (pMblk, (char *)copyBuf, NULL); for(len1=0;len1<len;len1++) { printf("0x %x ",copyBuf[len1]); } }