bsd/vfs/kpi_vfs.c

2237 	kauth_filesec_t fsec;
2245 	fsec = NULL;
2274 	if (((fsec = kauth_filesec_alloc(fsec_size)) == NULL) ||
2276 	    uio_addiov(fsec_uio, CAST_USER_ADDR_T(fsec), xsize)) {
2311 	if (fsec->fsec_magic != host_fsec_magic) {
2317 	host_acl_entrycount = ntohl(fsec->fsec_acl.acl_entrycount);
2329 	kauth_filesec_acl_setendian(KAUTH_ENDIAN_HOST, fsec, NULL);
2331 	*fsecp = fsec;
2332 	fsec = NULL;
2335 	if (fsec != NULL)
2336 		kauth_filesec_free(fsec);
2348  * may or may not point to the `fsec->fsec_acl`, depending on whether the
2352  *		fsec			The filesec being set.
2353  *		acl			The acl to be associated with 'fsec'.
2360  * Notes:	Both the fsec and the acl are always valid.
2362  *		The kauth_filesec_t in 'fsec', if any, is in host byte order,
2376 vnode_set_filesec(vnode_t vp, kauth_filesec_t fsec, kauth_acl_t acl, vfs_context_t ctx)
2395 	kauth_filesec_acl_setendian(KAUTH_ENDIAN_DISK, fsec, acl);
2397 	uio_addiov(fsec_uio, CAST_USER_ADDR_T(fsec), KAUTH_FILESEC_SIZE(0) - KAUTH_ACL_SIZE(KAUTH_FILESEC_NOACL));
2406 	kauth_filesec_acl_setendian(KAUTH_ENDIAN_HOST, fsec, acl);
2427 	kauth_filesec_t fsec;
2464 		fsec = NULL;
2468 			if ((error = vnode_get_filesec(vp, &fsec, ctx)) != 0)
2472 		if (fsec == NULL) {
2479 			VATTR_RETURN(vap, va_uuuid, fsec->fsec_owner);
2480 			VATTR_RETURN(vap, va_guuid, fsec->fsec_group);
2484 				if (fsec->fsec_acl.acl_entrycount == KAUTH_FILESEC_NOACL) {
2487 					facl = kauth_acl_alloc(fsec->fsec_acl.acl_entrycount);
2489 						kauth_filesec_free(fsec);
2493 					bcopy(&fsec->fsec_acl, facl, KAUTH_ACL_COPYSIZE(&fsec->fsec_acl));
2497 			kauth_filesec_free(fsec);
2740  *		as are the fsec and lfsec, if they are used.
2752 	kauth_filesec_t fsec;
2785 		fsec = NULL;
2789 			if ((error = vnode_get_filesec(vp, &fsec, ctx)) != 0) {
2795 		if (fsec == NULL) {
2797 			fsec = &lfsec;
2802 		facl = &fsec->fsec_acl;
2805 		if (fsec == &lfsec) {
2806 			fsec->fsec_magic = KAUTH_FILESEC_MAGIC;
2807 			fsec->fsec_owner = kauth_null_guid;
2808 			fsec->fsec_group = kauth_null_guid;
2818 			fsec->fsec_owner = vap->va_uuuid;
2823 			fsec->fsec_group = vap->va_guuid;
2842 		    kauth_guid_equal(&fsec->fsec_owner, &kauth_null_guid) &&
2843 		    kauth_guid_equal(&fsec->fsec_group, &kauth_null_guid)) {
2851 			error = vnode_set_filesec(vp, fsec, facl, ctx);
2856 		if (fsec != &lfsec)
2857 			kauth_filesec_free(fsec);