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Statically assert that the DBusMessageIter struct has no padding

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Signed-off-by: Simon McVittie <simon.mcvittie@collabora.co.uk>
Reviewed-by: Thiago Macieira <thiago@kde.org>
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=94136
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Simon McVittie 2016-02-15 13:52:52 +00:00 • committed by Simon McVittie
parent 38a5c3028e
commit 64d6dbd190
1 changed files with 5 additions and 0 deletions
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5
dbus/dbus-message.c
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@ -2058,6 +2058,11 @@ _dbus_message_iter_init_common (DBusMessage *message,
sizeof (DBusMessageIter));
_DBUS_STATIC_ASSERT (_DBUS_ALIGNOF (DBusMessageIter_1_10_0) ==
_DBUS_ALIGNOF (DBusMessageIter));
/* If this static assertion fails, it means the DBusMessageIter struct
* is not "packed", which might result in "iter = other_iter" not copying
* every byte. */
_DBUS_STATIC_ASSERT (sizeof (DBusMessageIter) ==
4 * sizeof (void *) + sizeof (dbus_uint32_t) + 9 * sizeof (int));
/* Since the iterator will read or write who-knows-what from the
* message, we need to get in the right byte order