/* 23.4.2 */ int acl_calc_mask(acl_t *acl_p) { acl_obj *acl_obj_p; acl_entry_obj *entry_obj_p, *mask_obj_p = NULL; permset_t perm = ACL_PERM_NONE; if (!acl_p) { errno = EINVAL; return -1; } acl_obj_p = ext2int(acl, *acl_p); if (!acl_obj_p) return -1; FOREACH_ACL_ENTRY(entry_obj_p, acl_obj_p) { switch(entry_obj_p->etag) { case ACL_USER_OBJ: case ACL_OTHER: break; case ACL_MASK: mask_obj_p = entry_obj_p; break; case ACL_USER: case ACL_GROUP_OBJ: case ACL_GROUP: perm |= entry_obj_p->eperm.sperm; break; default: errno = EINVAL; return -1; } } if (mask_obj_p == NULL) { mask_obj_p = __acl_create_entry_obj(acl_obj_p); if (mask_obj_p == NULL) return -1; mask_obj_p->etag = ACL_MASK; __acl_reorder_entry_obj_p(mask_obj_p); } mask_obj_p->eperm.sperm = perm; return 0; }
/* 23.4.24 */ int acl_set_qualifier(acl_entry_t entry_d, const void *tag_qualifier_p) { acl_entry_obj *entry_obj_p = ext2int(acl_entry, entry_d); if (!entry_obj_p) return -1; switch(entry_obj_p->etag) { case ACL_USER: entry_obj_p->eid.qid = *(id_t *)tag_qualifier_p; break; case ACL_GROUP: entry_obj_p->eid.qid = *(id_t *)tag_qualifier_p; break; default: errno = EINVAL; return -1; } __acl_reorder_entry_obj_p(entry_obj_p); return 0; }