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util: Parameterize ethernet header initializer macro

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We have separate IPv4 and IPv6 versions of a macro to construct an
initializer for ethernet headers.  However, now that we have htons_constant
it's easy to simply paramterize this with the ethernet protocol number.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
David Gibson
2023-01-06 11:43:14 +11:00
committed by Stefano Brivio
parent 67afaab411
commit 716a926ef4
3 changed files with 8 additions and 15 deletions
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11
util.h
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@@ -102,18 +102,11 @@ int do_clone(int (*fn)(void *), char *stack_area, size_t stack_size, int flags,
(void *)(arg)); \
} while (0)
#define L2_BUF_ETH_IP4_INIT \
#define L2_BUF_ETH_INIT(proto) \
{ \
.h_dest = { 0 }, \
.h_source = { 0 }, \
.h_proto = htons_constant(ETH_P_IP), \
}
#define L2_BUF_ETH_IP6_INIT \
{ \
.h_dest = { 0 }, \
.h_source = { 0 }, \
.h_proto = htons_constant(ETH_P_IPV6), \
.h_proto = htons_constant(proto), \
}
#define L2_BUF_IP4_INIT(proto) \