Funktionen deklariert und definiert
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@ -5,3 +5,25 @@ void shared-memory-init(){
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memmory-id = shmget(IPC_PRIVATE, SHMMAXSIZE, IPC_CREAT | IPC_EXCL);
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}
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//Ein Shared-Memory-Segment abfragen, ändern oder löschen – shmctl()
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void delet-shared-memory(){
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int shmctl(memmory-id, IPC_RMID, 0);
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}
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//Shared-Memory-Segment an einen Prozess anbinden (attach) – shmat()
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void attach-process(char *myProcess){
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if(( myProcess = shmat( memmory-id, (char *)0, 0 )) < (char *)0 ){
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perror("Fehler beim Ankoppeln des gemeinsamen Speicher Segments");
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exit(-1);
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}
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}
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//Ein Shared-Memory-Segment loslösen – shmdt()
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void release-memory‚(){
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int shmdt(void *myProcess);
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}
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@ -14,14 +14,13 @@
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//Shared-Memory-Segment erstellen oder öffnen – shmget()
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void shared-memory-init();
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//Ein Shared-Memory-Segment abfragen, ändern oder löschen
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//Ein Shared-Memory-Segment abfragen, ändern oder löschen – shmctl()
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void delet-shared-memory();
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int shmctl(int shm_id, int kommando, struct shmid_ds *buf);
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//Shared-Memory-Segment an einen Prozess anbinden (attach)
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void *shmat(int shm_id, const void *adresse, int flag);
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//Shared-Memory-Segment an einen Prozess anbinden (attach) – shmat()
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void attach-process(char *myProcess);
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// Ein Shared-Memory-Segment loslösen – shmdt()
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int shmdt(void *adresse);
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//Ein Shared-Memory-Segment loslösen – shmdt()
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void release-memory();
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#endif //SHARED_MEMORY_H
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