Cross Reference: /src/sys/kern/sysv

Lines Matching defs:semaptr
541 	struct semid_ds *sembuf = v, *semaptr;
555 	semaptr = &sema[ix];
556 	if ((semaptr->sem_perm.mode & SEM_ALLOC) == 0 ||
557 	    semaptr->sem_perm._seq != IPCID_TO_SEQ(semid)) {
564 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_M)) != 0)
566 		semaptr->sem_perm.cuid = kauth_cred_geteuid(cred);
567 		semaptr->sem_perm.uid = kauth_cred_geteuid(cred);
568 		semtot -= semaptr->sem_nsems;
569 		for (i = semaptr->_sem_base - sem; i < semtot; i++)
570 			sem[i] = sem[i + semaptr->sem_nsems];
573 			    sema[i]._sem_base > semaptr->_sem_base)
574 				sema[i]._sem_base -= semaptr->sem_nsems;
576 		semaptr->sem_perm.mode = 0;
582 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_M)))
585 		semaptr->sem_perm.uid = sembuf->sem_perm.uid;
586 		semaptr->sem_perm.gid = sembuf->sem_perm.gid;
587 		semaptr->sem_perm.mode = (semaptr->sem_perm.mode & ~0777) |
589 		semaptr->sem_ctime = time_second;
593 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
597 		sembuf->sem_perm = semaptr->sem_perm;
599 		sembuf->sem_nsems = semaptr->sem_nsems;
600 		sembuf->sem_otime = semaptr->sem_otime;
601 		sembuf->sem_ctime = semaptr->sem_ctime;
605 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
607 		if (semnum < 0 || semnum >= semaptr->sem_nsems) {
611 		*retval = semaptr->_sem_base[semnum].semncnt;
615 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
617 		if (semnum < 0 || semnum >= semaptr->sem_nsems) {
621 		*retval = semaptr->_sem_base[semnum].sempid;
625 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
627 		if (semnum < 0 || semnum >= semaptr->sem_nsems) {
631 		*retval = semaptr->_sem_base[semnum].semval;
635 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
638 		for (i = 0; i < semaptr->sem_nsems; i++) {
639 			error = copyout(&semaptr->_sem_base[i].semval,
647 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_R)))
649 		if (semnum < 0 || semnum >= semaptr->sem_nsems) {
653 		*retval = semaptr->_sem_base[semnum].semzcnt;
657 		if ((error = ipcperm(cred, &semaptr
659 		if (semnum < 0 || semnum >= semaptr->sem_nsems) {
668 		semaptr->_sem_base[semnum].semval = arg->val;
674 		if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_W)))
677 		for (i = 0; i < semaptr->sem_nsems; i++) {
687 			semaptr->_sem_base[i].semval = semval;
819 	struct semid_ds *semaptr;
857 	semaptr = &sema[semid];
859 	if ((semaptr->sem_perm.mode & SEM_ALLOC) == 0 ||
860 	    semaptr->sem_perm._seq != seq) {
865 	if ((error = ipcperm(cred, &semaptr->sem_perm, IPC_W))) {
871 		if (sops[i].sem_num >= semaptr->sem_nsems) {
891 			semptr = &semaptr->_sem_base[sopptr->sem_num];
893 			SEM_PRINTF(("semop:  semaptr=%p, sem_base=%p, "
895 			    semaptr, semaptr->_sem_base, semptr,
939 			semaptr->_sem_base[sops[i].sem_num].semval -=
968 		if ((semaptr->sem_perm.mode & SEM_ALLOC) == 0 ||
969 		    semaptr->sem_perm._seq != seq) {
978 		semptr = &semaptr->_sem_base[sopptr->sem_num];
1043 				semaptr->_sem_base[sops[i].sem_num].semval -=
1055 		semptr = &semaptr->_sem_base[sopptr->sem_num];
1060 	semaptr->sem_otime = time_second;
1212 			struct semid_ds *semaptr;
1214 			semaptr = &sema[semid];
1215 			if ((semaptr->sem_perm.mode & SEM_ALLOC) == 0)
1216 				if (semnum >= semaptr->sem_nsems)
1224 			    semaptr->_sem_base[semnum].semval));
1227 			    semaptr->_sem_base[semnum].semval < -adjval)
1228 				semaptr->_sem_base[semnum].semval = 0;
1230 				semaptr->_sem_base[semnum].semval += adjval;
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