return 0;
}
-#elif USE_ACL && HAVE_ACLX_GET && 0 /* AIX */
-
-/* TODO */
-
-#elif USE_ACL && HAVE_STATACL /* older AIX */
+#elif USE_ACL && (HAVE_ACLX_GET || HAVE_STATACL) /* AIX */
/* Return 1 if the given ACL is non-trivial.
Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
return (acl_last (a) != a->acl_ext ? 1 : 0);
}
+# if HAVE_ACLX_GET && defined ACL_AIX_WIP /* newer AIX */
+
+/* Return 1 if the given ACL is non-trivial.
+ Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
+int
+acl_nfs4_nontrivial (nfs4_acl_int_t *a)
+{
+# if 1 /* let's try this first */
+ return (a->aclEntryN > 0 ? 1 : 0);
+# else
+ int count = a->aclEntryN;
+ int i;
+
+ for (i = 0; i < count; i++)
+ {
+ nfs4_ace_int_t *ace = &a->aclEntry[i];
+
+ if (!((ace->flags & ACE4_ID_SPECIAL) != 0
+ && (ace->aceWho.special_whoid == ACE4_WHO_OWNER
+ || ace->aceWho.special_whoid == ACE4_WHO_GROUP
+ || ace->aceWho.special_whoid == ACE4_WHO_EVERYONE)
+ && ace->aceType == ACE4_ACCESS_ALLOWED_ACE_TYPE
+ && ace->aceFlags == 0
+ && (ace->aceMask & ~(ACE4_READ_DATA | ACE4_LIST_DIRECTORY
+ | ACE4_WRITE_DATA | ACE4_ADD_FILE
+ | ACE4_EXECUTE)) == 0))
+ return 1;
+ }
+ return 0;
+# endif
+}
+
+# endif
+
#endif
/* On Linux, FreeBSD, IRIX, acl_get_file (name, ACL_TYPE_ACCESS)
and acl_get_file (name, ACL_TYPE_DEFAULT) on a directory
either both succeed or both fail; it depends on the
- filesystem. Therefore there is no point in making the second
+ file system. Therefore there is no point in making the second
call if the first one already failed. */
if (ret == 0 && S_ISDIR (sb->st_mode))
{
Repeat. */
}
-# elif HAVE_ACLX_GET && 0 /* AIX */
+# elif HAVE_ACLX_GET && defined ACL_AIX_WIP /* AIX */
+
+ acl_type_t type;
+ char aclbuf[1024];
+ void *acl = aclbuf;
+ size_t aclsize = sizeof (aclbuf);
+ mode_t mode;
+
+ for (;;)
+ {
+ /* The docs say that type being 0 is equivalent to ACL_ANY, but it
+ is not true, in AIX 5.3. */
+ type.u64 = ACL_ANY;
+ if (aclx_get (name, 0, &type, aclbuf, &aclsize, &mode) >= 0)
+ break;
+ if (errno != ENOSPC)
+ {
+ if (acl != aclbuf)
+ {
+ int saved_errno = errno;
+ free (acl);
+ errno = saved_errno;
+ }
+ return -1;
+ }
+ aclsize = 2 * aclsize;
+ if (acl != aclbuf)
+ free (acl);
+ acl = malloc (aclsize);
+ if (acl == NULL)
+ {
+ errno = ENOMEM;
+ return -1;
+ }
+ }
- /* TODO: use aclx_get(), and then? */
+ if (type.u64 == ACL_AIXC)
+ {
+ int result = acl_nontrivial ((struct acl *) acl);
+ if (acl != aclbuf)
+ free (acl);
+ return result;
+ }
+ else if (type.u64 == ACL_NFS4)
+ {
+ int result = acl_nfs4_nontrivial ((nfs4_acl_int_t *) acl);
+ if (acl != aclbuf)
+ free (acl);
+ return result;
+ }
+ else
+ {
+ /* A newer type of ACL has been introduced in the system.
+ We should better support it. */
+ if (acl != aclbuf)
+ free (acl);
+ errno = EINVAL;
+ return -1;
+ }
# elif HAVE_STATACL /* older AIX */