32 lines
622 B
C
32 lines
622 B
C
#include "libnazgul.h"
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#include "ids.h"
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void * msgPoolDataTabOpen(msgSpace * space){
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int poolDataTabFd;
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void * poolDataTabAddr;
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poolDataTabFd=shm_open(space->poolDataTabId,
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O_RDWR,
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MSGSPACE_DEFAULT_MODE);
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if (poolDataTabFd == -1 ) {
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NZG_ERROR("shm_open",space->poolDataTabId);
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goto ERROR;
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}
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poolDataTabAddr = mmap( NULL, (space->poolNb) * sizeof( msgPoolData ),
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PROT_READ | PROT_WRITE,
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MAP_SHARED, poolDataTabFd, 0 );
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if( poolDataTabAddr == MAP_FAILED) {
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NZG_ERROR("mmap",space->poolDataTabId);
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goto ERROR;
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}
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close(poolDataTabFd);
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return poolDataTabAddr;
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ERROR:
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return NULL;
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}
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