diff options
| author |   Neale Ranns <neale.ranns@cisco.com> | 2018-08-29 06:37:18 -0700 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2018-08-31 11:58:46 +0000 |
| commit | de5b08fb302e84142e4ba0cf0cbed4e740e4165c (patch) | |
| tree | 7e98b2a17dcb1c511f7603bf5b2d6206326cfe47 /src/vnet/ethernet/ethernet.h | |
| parent | 45478933b21cf1bce028b757e1358936dd08380b (diff) | |
Introduce a mac_address_t on the API and in VPP
Change-Id: I05d6c2cb5d34de469eb050e4ee10dc6b954c986d
Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Diffstat (limited to 'src/vnet/ethernet/ethernet.h')
| -rw-r--r-- | src/vnet/ethernet/ethernet.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/vnet/ethernet/ethernet.h b/src/vnet/ethernet/ethernet.h index 0bfd48723e2..9a23448b3e6 100644 --- a/src/vnet/ethernet/ethernet.h +++ b/src/vnet/ethernet/ethernet.h @@ -46,7 +46,7 @@ #include <vnet/feature/feature.h> always_inline u64 -ethernet_mac_address_u64 (u8 * a) +ethernet_mac_address_u64 (const u8 * a) { return (((u64) a[0] << (u64) (5 * 8)) | ((u64) a[1] << (u64) (4 * 8)) @@ -55,6 +55,18 @@ ethernet_mac_address_u64 (u8 * a) | ((u64) a[4] << (u64) (1 * 8)) | ((u64) a[5] << (u64) (0 * 8))); } +always_inline void +ethernet_mac_address_from_u64 (u64 u, u8 * a) +{ + i8 ii; + + for (ii = 5; ii >= 0; ii--) + { + a[ii] = u & 0xFF; + u = u >> 8; + } +} + static inline int ethernet_mac_address_is_multicast_u64 (u64 a) { @@ -62,7 +74,7 @@ ethernet_mac_address_is_multicast_u64 (u64 a) } static inline int -ethernet_mac_address_is_zero (u8 * mac) +ethernet_mac_address_is_zero (const u8 * mac) { return ((*((u32 *) mac) == 0) && (*((u16 *) (mac + 4)) == 0)); } |