glenux-school/l3.libnazgul
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glenux 2004-02-25 08:13:09 +00:00
parent 8bcb94ec42
commit 4d535fd155
1 changed files with 9 additions and 19 deletions
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26
src/allocate.c
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@ -181,29 +181,19 @@ void * msgAllocate(msgSpace *space,
strcpy(resultPoolId,mSPoolDataTabAddr[selectedPoolIndex].poolId);
mSPoolFd=shm_open(resultPoolId,O_RDWR,MSGSPACE_DEFAULT_MODE);
/* mSPoolFd=shm_open(resultPoolId,O_RDWR,MSGSPACE_DEFAULT_MODE); */
int bufferFreeSize;
bufferFreeSize=mSPoolDataTabAddr[selectedPoolIndex].bufferSize;
printf("BufferSize : %d", bufferFreeSize);
<<<<<<< allocate.c
bufferNb=mSPoolDataTabAddr[selectedPoolIndex].bufferNb;
// on mappe la totalité du pool
resultAddr = mmap( NULL,
bufferFreeSize*bufferNb, /* bufferFreeSize*/
PROT_NONE, //prot PROT_READ | PROT_WRITE
MAP_SHARED, mSPoolFd,
(off_t)0);
resultAddr=msgBufferMap(mSPoolDataTabAddr,selectedPoolIndex,bufferFreeIndex);
if (resultAddr==NULL){
NZG_ERROR("msgBufferMap",mSPoolDataTabAddr[selectedPoolIndex].poolId);
goto ERROR;
}
// mprotect(resultAddr,bufferFreeSize*bufferNb,PROT_NONE);
mprotect(resultAddr,bufferFreeSize*(bufferFreeIndex+1),PROT_READ|PROT_WRITE);
//mprotect(resultAddr,bufferFreeSize*bufferFreeIndex,PROT_NONE);
resultAddr=resultAddr +( bufferFreeSize*bufferFreeIndex);
if( resultAddr == MAP_FAILED) {
NZG_ERROR("resultAddr mmap","");
goto ERROR;
}
//TODO:
/* - on s'enregistre aupres de ce buffer */
@ -211,7 +201,7 @@ void * msgAllocate(msgSpace *space,
selectedPoolIndex,
bufferFreeIndex,
resultAddr);
close(mSPoolFd);
/* close(mSPoolFd); */
msgPoolDataTabUnlock(space);