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Add size-guards evaluated at compile-time to the main struct vnet_*

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which are not in a module of their own like gif.

Single kernel compiles and universe will fail if the size of the struct
changes. Th expected values are given in sys/vimage.h.
See the comments where how to handle this.

Requested by:	peter
This commit is contained in:
bz 2009-03-01 11:01:00 +00:00
parent 09ea36e39b
commit 4321e2a8f4
4 changed files with 12 additions and 0 deletions
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3
sys/net/vnet.h
View File

@ -56,6 +56,9 @@ struct vnet_net {
int _ether_ipfw;
};
/* Size guard. See sys/vimage.h. */
VIMAGE_CTASSERT(SIZEOF_vnet_net, sizeof(struct vnet_net));
#ifndef VIMAGE
#ifndef VIMAGE_GLOBALS
extern struct vnet_net vnet_net_0;

3
sys/netinet/vinet.h
View File

@ -196,6 +196,9 @@ struct vnet_inet {
int _fw_one_pass;
};
/* Size guard. See sys/vimage.h. */
VIMAGE_CTASSERT(SIZEOF_vnet_inet, sizeof(struct vnet_inet));
#ifndef VIMAGE
#ifndef VIMAGE_GLOBALS
extern struct vnet_inet vnet_inet_0;

3
sys/netinet6/vinet6.h
View File

@ -155,6 +155,9 @@ struct vnet_inet6 {
struct ip6_pktopts _ip6_opts;
};
/* Size guard. See sys/vimage.h. */
VIMAGE_CTASSERT(SIZEOF_vnet_inet6, sizeof(struct vnet_inet6));
#ifndef VIMAGE
#ifndef VIMAGE_GLOBALS
extern struct vnet_inet6 vnet_inet6_0;

3
sys/netipsec/vipsec.h
View File

@ -107,6 +107,9 @@ struct vnet_ipsec {
LIST_HEAD(, secspacq) _spacqtree;
};
/* Size guard. See sys/vimage.h. */
VIMAGE_CTASSERT(SIZEOF_vnet_ipsec, sizeof(struct vnet_ipsec));
#ifndef VIMAGE
#ifndef VIMAGE_GLOBALS
extern struct vnet_ipsec vnet_ipsec_0;