On 9 December 2014 at 09:44, Maxim Uvarov <[email protected]> wrote:
> Define API to get MAC address for specific packet i/o and
> implement linux-generic version.
>
> Signed-off-by: Maxim Uvarov <[email protected]>
> Reviewed-by: Petri Savolainen <[email protected]>

Reviewed-by: Victor Kamensky <[email protected]>

> ---
>  platform/linux-generic/include/api/odp_packet_io.h | 12 +++++++
>  platform/linux-generic/odp_packet_io.c             | 42 
> ++++++++++++++++++++++
>  2 files changed, 54 insertions(+)
>
> diff --git a/platform/linux-generic/include/api/odp_packet_io.h 
> b/platform/linux-generic/include/api/odp_packet_io.h
> index 742ea59..63c047c 100644
> --- a/platform/linux-generic/include/api/odp_packet_io.h
> +++ b/platform/linux-generic/include/api/odp_packet_io.h
> @@ -175,6 +175,18 @@ int odp_pktio_promisc_mode_set(odp_pktio_t id, 
> odp_bool_t enable);
>  int odp_pktio_promisc_mode(odp_pktio_t id);
>
>  /**
> + * Get the default MAC address of a packet IO interface.
> + *
> + * @param      id        ODP packet IO handle.
> + * @param[out] mac_addr  Storage for MAC address of the packet IO interface.
> + * @param      addr_size Storage size for the address
> + *
> + * @retval Number of bytes written on success, 0 on failure.
> + */
> +size_t odp_pktio_mac_addr(odp_pktio_t id, void *mac_addr,
> +                         size_t addr_size);
> +
> +/**
>   * @}
>   */
>
> diff --git a/platform/linux-generic/odp_packet_io.c 
> b/platform/linux-generic/odp_packet_io.c
> index 43cf641..541072b 100644
> --- a/platform/linux-generic/odp_packet_io.c
> +++ b/platform/linux-generic/odp_packet_io.c
> @@ -21,6 +21,7 @@
>
>  #include <string.h>
>  #include <sys/ioctl.h>
> +#include <linux/if_arp.h>
>
>  typedef struct {
>         pktio_entry_t entries[ODP_CONFIG_PKTIO_ENTRIES];
> @@ -650,3 +651,44 @@ int odp_pktio_promisc_mode(odp_pktio_t id)
>         else
>                 return 0;
>  }
> +
> +size_t odp_pktio_mac_addr(odp_pktio_t id, void *mac_addr,
> +                      size_t addr_size)
> +{
> +       pktio_entry_t *entry;
> +
> +       if (addr_size < ETH_ALEN)
> +               return 0;
> +
> +       entry = get_entry(id);
> +       if (entry == NULL) {
> +               ODP_DBG("pktio entry %d does not exist\n", id);
> +               return 0;
> +       }
> +
> +       lock_entry(entry);
> +
> +       if (odp_unlikely(is_free(entry))) {
> +               unlock_entry(entry);
> +               ODP_DBG("already freed pktio\n");
> +               return -1;
> +       }
> +
> +       switch (entry->s.type) {
> +       case ODP_PKTIO_TYPE_SOCKET_BASIC:
> +       case ODP_PKTIO_TYPE_SOCKET_MMSG:
> +               memcpy(mac_addr, entry->s.pkt_sock.if_mac,
> +                      ETH_ALEN);
> +               break;
> +       case ODP_PKTIO_TYPE_SOCKET_MMAP:
> +               memcpy(mac_addr, entry->s.pkt_sock_mmap.if_mac,
> +                      ETH_ALEN);
> +               break;
> +       default:
> +               ODP_ABORT("Wrong socket type %d\n", entry->s.type);
> +       }
> +
> +       unlock_entry(entry);
> +
> +       return ETH_ALEN;
> +}
> --
> 1.8.5.1.163.gd7aced9
>
>
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> [email protected]
> http://lists.linaro.org/mailman/listinfo/lng-odp

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