Exemplos de net_bytes_from_str em C++ (Cpp)

Exemplo n.º 1

Arquivo: slip.c Projeto: agatti/zephyr

static void slip_iface_init(struct net_if *iface)
{
	struct slip_context *slip = net_if_get_device(iface)->driver_data;
	struct net_linkaddr *ll_addr;

	ethernet_init(iface);

	if (slip->init_done) {
		return;
	}

	ll_addr = slip_get_mac(slip);
	slip->init_done = true;
	slip->iface = iface;

	if (CONFIG_SLIP_MAC_ADDR[0] != 0) {
		if (net_bytes_from_str(slip->mac_addr, sizeof(slip->mac_addr),
				       CONFIG_SLIP_MAC_ADDR) < 0) {
			goto use_random_mac;
		}
	} else {
use_random_mac:
		/* 00-00-5E-00-53-xx Documentation RFC 7042 */
		slip->mac_addr[0] = 0x00;
		slip->mac_addr[1] = 0x00;
		slip->mac_addr[2] = 0x5E;
		slip->mac_addr[3] = 0x00;
		slip->mac_addr[4] = 0x53;
		slip->mac_addr[5] = sys_rand32_get();
	}
	net_if_set_link_addr(iface, ll_addr->addr, ll_addr->len,
			     NET_LINK_ETHERNET);
}

Exemplo n.º 2

Arquivo: eth_native_posix.c Projeto: loicpoulain/zephyr

static void eth_iface_init(struct net_if *iface)
{
	struct eth_context *ctx = net_if_get_device(iface)->driver_data;
	struct net_linkaddr *ll_addr = eth_get_mac(ctx);

	ctx->iface = iface;

	ethernet_init(iface);

	if (ctx->init_done) {
		return;
	}

	net_lldp_set_lldpdu(iface);

	ctx->init_done = true;

#if defined(CONFIG_ETH_NATIVE_POSIX_RANDOM_MAC)
	/* 00-00-5E-00-53-xx Documentation RFC 7042 */
	ctx->mac_addr[0] = 0x00;
	ctx->mac_addr[1] = 0x00;
	ctx->mac_addr[2] = 0x5E;
	ctx->mac_addr[3] = 0x00;
	ctx->mac_addr[4] = 0x53;
	ctx->mac_addr[5] = sys_rand32_get();

	/* The TUN/TAP setup script will by default set the MAC address of host
	 * interface to 00:00:5E:00:53:FF so do not allow that.
	 */
	if (ctx->mac_addr[5] == 0xff) {
		ctx->mac_addr[5] = 0x01;
	}
#else
	if (CONFIG_ETH_NATIVE_POSIX_MAC_ADDR[0] != 0) {
		if (net_bytes_from_str(ctx->mac_addr, sizeof(ctx->mac_addr),
				       CONFIG_ETH_NATIVE_POSIX_MAC_ADDR) < 0) {
			LOG_ERR("Invalid MAC address %s",
				CONFIG_ETH_NATIVE_POSIX_MAC_ADDR);
		}
	}
#endif

	net_if_set_link_addr(iface, ll_addr->addr, ll_addr->len,
			     NET_LINK_ETHERNET);

	ctx->if_name = ETH_NATIVE_POSIX_DRV_NAME;

	ctx->dev_fd = eth_iface_create(ctx->if_name, false);
	if (ctx->dev_fd < 0) {
		LOG_ERR("Cannot create %s (%d)", ctx->if_name, ctx->dev_fd);
	} else {
		/* Create a thread that will handle incoming data from host */
		create_rx_handler(ctx);

		eth_setup_host(ctx->if_name);

		eth_start_script(ctx->if_name);
	}
}