glenux-school/l3.libnazgul
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stormrider1982 2004-02-24 22:04:50 +00:00 committed by Glenn Y. Rolland
parent 06ea466cc1
commit a18ec05996
1 changed files with 7 additions and 5 deletions
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12
src/bufferMap.c
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@ -3,31 +3,33 @@
void * msgBufferMap(msgSpace * space, int poolIndex, int bufferIndex) {
void * resultAddr;
int msPoolFd, buffersize;
msgBufferInfoTabId bufferInfoTabId;
int bufferInfoTabFd;
// TODO: récuperer l'ID du BufferInfoTab;
strcpy(bufferInfoTabId, poolDataTabAddr[poolIndex].bufferInfoTabId);
//strcpy(bufferInfoTabId, poolDataTabAddr[poolIndex].bufferInfoTabId);
bufferInfoTabFd=shm_open(bufferInfoTabId,O_RDWR,SHM_DEFAULT_MODE);
if (bufferInfoTabFd<0){
NZG_ERROR("sem_open",bufferInfoTabId);
return -1;
goto ERROR;
}
if(msPoolFd == -1) {
NZG_ERROR("shm_open", space->poolDataTabId);
if(bufferInfoTabFd == -1) {
NZG_ERROR("shm_open", bufferInfoTabId);
goto ERROR;
}
// mapper le buffer dans l'espace mémoire du processus
resultAddr=mmap(NULL, buffersize, PROT_WRITE|PROT_READ, MAP_SHARED, msPoolFd, (off_t)0);
// TODO: poolDataTabId
if(resultAddr == MAP_FAILED) {
NZG_ERROR("mmap", poolDataTabId);
//NZG_ERROR("mmap", poolDataTabId);
goto ERROR;
}