* renommage
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2 changed files with 41 additions and 0 deletions
8
src/nzg_bufferInfoTabCreate.c
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src/nzg_bufferInfoTabCreate.c
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int msgBufferInfoTabCreate(
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msgSpaceId externId,
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int poolIdx,
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int buffNb) {
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bufferInfoTabInit(poolIdx);
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return -1;
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}
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33
src/nzg_bufferInfoTabInit.c
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src/nzg_bufferInfoTabInit.c
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#include "libnazgul.h"
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int msgBufferInit(msgPoolData * poolDataTabAddr,int poolIndex){
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msgBufferInfoTabId bufferInfoTabId;
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int bufferInfoTabFd;
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msgBufferInfo * bufferInfoTabAddr;
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int bufferInfoNb;
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//récuperer l'ID du BufferInfoTab;
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strcpy(bufferInfoTabId, poolDataTabAddr[poolIndex].bufferInfoTabId);
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bufferInfoTabFd=shm_open(bufferInfoTabId,O_RDWR,SHM_DEFAULT_MODE);
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if (bufferInfoTabFd<0){
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perror("shm_open");
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return -1;
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}
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/** on regarde dans le tableau d'infos de buffer **/
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bufferInfoNb=poolDataTabAddr[poolIndex].bufferNb;
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bufferInfoTabAddr=mmap(NULL,bufferInfoNb*sizeof(msgBufferInfo),
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PROT_READ,MAP_SHARED,bufferInfoTabFd,(off_t)0);
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int i;
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for (i=0;i<bufferInfoNb;i++){
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bufferInfoTabAddr[i].ownerPid = (pid_t)-1;
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}
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if (munmap(bufferInfoTabAddr,bufferInfoNb*sizeof(msgBufferInfo))< 0)
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{ perror("munmap"); return -1; }
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return 0;
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}
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