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types: New macros ETH_ADDR_C and ETH_ADDR64_C.

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These macros expand to constants of type struct eth_addr and struct
eth_addr64, respectively, and make it more convenient to initialize or
assign to an Ethernet address object.

Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Mark Michelson <mmichels@redhat.com>
This commit is contained in:
Ben Pfaff
2017-11-28 15:32:24 -08:00
parent ee3ac719f2
commit 134fefa4de
7 changed files with 31 additions and 23 deletions
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11
include/openvswitch/types.h
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@@ -168,6 +168,11 @@ struct eth_addr {
};
};
/* Ethernet address constant, e.g. ETH_ADDR_C(01,23,45,67,89,ab) is
* 01:23:45:67:89:ab. */
#define ETH_ADDR_C(A,B,C,D,E,F) (struct eth_addr) \
{ { .ea = { 0x##A, 0x##B, 0x##C, 0x##D, 0x##E, 0x##F } } }
/* Similar to struct eth_addr, for EUI-64 addresses. */
struct eth_addr64 {
union {
@@ -176,6 +181,12 @@ struct eth_addr64 {
};
};
/* EUI-64 address constant, e.g. ETH_ADDR_C(01,23,45,67,89,ab,cd,ef) is
* 01:23:45:67:89:ab:cd:ef. */
#define ETH_ADDR64_C(A,B,C,D,E,F,G,H) (struct eth_addr64) \
{ { .ea64 = { 0x##A, 0x##B, 0x##C, 0x##D, \
0x##E, 0x##F, 0x##G, 0x##H} } }
#ifdef __cplusplus
}
#endif