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Added source comments.
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@ -60,24 +60,29 @@ netif_add(struct ip_addr *ipaddr, struct ip_addr *netmask,
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{
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struct netif *netif;
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static int netifnum = 0;
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/* allocate netif structure */
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netif = mem_malloc(sizeof(struct netif));
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if(netif == NULL) {
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DEBUGF(NETIF_DEBUG, ("netif_add(): out of memory for netif\n"));
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return NULL;
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}
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/* remember netif specific state information data */
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netif->state = state;
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netif->num = netifnum++;
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netif->input = input;
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netif_set_addr(netif, ipaddr, netmask, gw);
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/* call user specified initialization function for netif */
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if (init(netif) != ERR_OK) {
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mem_free(netif);
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return NULL;
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}
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/* add this netif to the list */
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netif->next = netif_list;
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netif_list = netif;
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#if NETIF_DEBUG
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