@@ -173,6 +173,31 @@ int odp_pktio_promisc_set(odp_pktio_t id, odp_bool_t enable);
int odp_pktio_promisc_enabled(odp_pktio_t id);
/**
+ * Set the default MAC address of a packet IO interface.
+ *
+ * @param[in] id ODP packet IO handle.
+ * @param[in] mac_addr MAC address to be assigned to the interface.
+ * @param[in] addr_size Size of the address in bytes.
+ *
+ * @return 0 on success, -ERROR on error.
+ */
+int odp_pktio_mac_addr_set(odp_pktio_t id, const unsigned char *mac_addr,
+ size_t addr_size);
+
+/**
+ * Get the default MAC address of a packet IO interface.
+ *
+ * @param[in] id ODP packet IO handle.
+ * @param[out] mac_addr Storage for MAC address of the packet IO interface.
+ * @param[in] addr_size Storage size for the address
+ *
+ * @retval Address size written.
+ * @retval -ERROR on error.
+ */
+ssize_t odp_pktio_mac_addr(odp_pktio_t id, unsigned char *mac_addr,
+ size_t addr_size);
+
+/**
* @}
*/
@@ -26,6 +26,8 @@ extern "C" {
#include <stdint.h>
#include <inttypes.h>
#include <limits.h>
+#include <unistd.h>
+#include <errno.h>
/** Use odp boolean type to have it well-defined and known size,
* regardless which compiler is used as this facilities interoperability
@@ -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];
@@ -619,3 +620,76 @@ int odp_pktio_promisc_enabled(odp_pktio_t id)
else
return 0;
}
+
+int odp_pktio_mac_addr_set(odp_pktio_t id, const unsigned char *mac_addr,
+ size_t addr_size)
+{
+ pktio_entry_t *entry;
+ int sockfd;
+ struct ifreq ifr;
+ int ret;
+
+ if (addr_size != ETH_ALEN)
+ return -ENOMEM;
+
+ entry = get_entry(id);
+ if (entry == NULL) {
+ ODP_DBG("pktio entry %d does not exist\n", id);
+ return -ENOENT;
+ }
+
+ if (entry->s.pkt_sock_mmap.sockfd > -1)
+ sockfd = entry->s.pkt_sock_mmap.sockfd;
+ else
+ sockfd = entry->s.pkt_sock.sockfd;
+
+ strncpy(ifr.ifr_name, entry->s.name, IFNAMSIZ - 1);
+ ifr.ifr_name[IFNAMSIZ] = 0;
+ memcpy(ifr.ifr_hwaddr.sa_data, mac_addr, addr_size);
+ ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
+
+ ret = ioctl(sockfd, SIOCSIFHWADDR, &ifr);
+ if (ret < 0) {
+ ODP_DBG("ioctl SIOCSIFHWADDR error\n");
+ return ret;
+ }
+
+ return 0;
+}
+
+ssize_t odp_pktio_mac_addr(odp_pktio_t id, unsigned char *mac_addr,
+ size_t addr_size)
+{
+ pktio_entry_t *entry;
+ int sockfd;
+ struct ifreq ifr;
+ int ret;
+
+ if (addr_size < ETH_ALEN)
+ return -ENOMEM;
+
+ entry = get_entry(id);
+ if (entry == NULL) {
+ ODP_DBG("pktio entry %d does not exist\n", id);
+ return -ENOENT;
+ }
+
+ if (entry->s.pkt_sock_mmap.sockfd > -1)
+ sockfd = entry->s.pkt_sock_mmap.sockfd;
+ else
+ sockfd = entry->s.pkt_sock.sockfd;
+
+ strncpy(ifr.ifr_name, entry->s.name, IFNAMSIZ - 1);
+ ifr.ifr_name[IFNAMSIZ] = 0;
+
+ ret = ioctl(sockfd, SIOCGIFHWADDR, &ifr);
+ if (ret < 0) {
+ ODP_DBG("ioctl SIOCGIFHWADDR error\n");
+ return ret;
+ }
+
+ memcpy(mac_addr, (unsigned char *)ifr.ifr_ifru.ifru_hwaddr.sa_data,
+ ETH_ALEN);
+
+ return ETH_ALEN;
+}
Define API for mac address change and implement linux-generic version. Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org> --- platform/linux-generic/include/api/odp_packet_io.h | 25 ++++++++ platform/linux-generic/include/api/odp_std_types.h | 2 + platform/linux-generic/odp_packet_io.c | 74 ++++++++++++++++++++++ 3 files changed, 101 insertions(+)