+#include <string.h>
+#include <types/types.h>
+#include <talloc/talloc.h>
+#include <sys/socket.h>
+#include <linux/if.h>
+#include "network.h"
+
+struct interface {
+ int ifindex;
+ char name[IFNAMSIZ];
+ uint8_t hwaddr[HWADDR_SIZE];
+
+ enum {
+ IFSTATE_NEW,
+ IFSTATE_UP_WAITING_LINK,
+ IFSTATE_CONFIGURED,
+ IFSTATE_IGNORED,
+ } state;
+
+ struct list_item list;
+ struct process *udhcpc_process;
+ struct discover_device *dev;
+};
+
+static struct interface test = {
+ .name = "em1",
+ .hwaddr = {1,2,3,4,5,6},
+};
+
+static struct interface *find_interface_by_name(struct network *network,
+ const char *name)
+{
+ (void)network;
+
+ if (!strcmp(test.name, name))
+ return &test;
+
+ return NULL;
+}
+
+uint8_t *find_mac_by_name(void *ctx, struct network *network,
+ const char *name)
+{
+ struct interface *interface;
+ (void)network;
+
+ interface = find_interface_by_name(network, name);
+ if (!interface)
+ return NULL;
+
+ return talloc_memdup(ctx, &interface->hwaddr,
+ sizeof(uint8_t) * HWADDR_SIZE);
+}