84 static int dhcp(struct filename_ip *fn_ip, int retries)  in dhcp()  argument
100         fn_ip->ip_version = 4;  in dhcp()
101         rc = dhcpv4(NULL, fn_ip);  in dhcp()
103             fn_ip->ip_version = 6;  in dhcp()
104             set_ipv6_address(fn_ip->fd, 0);  in dhcp()
105             rc = dhcpv6(NULL, fn_ip);  in dhcp()
107                 memcpy(&fn_ip->own_ip6, get_ipv6_address(), 16);  in dhcp()
158 static int net_init(filename_ip_t *fn_ip)  in net_init()  argument
162     memset(fn_ip, 0, sizeof(filename_ip_t));  in net_init()
169     fn_ip->fd = rc;  in net_init()
177     rc = dhcp(fn_ip, DEFAULT_BOOT_RETRIES);  in net_init()
179         if (fn_ip->ip_version == 4) {  in net_init()
180             set_ipv4_address(fn_ip->own_ip);  in net_init()
187     if (fn_ip->ip_version == 4) {  in net_init()
189               (fn_ip->own_ip >> 24) & 0xFF, (fn_ip->own_ip >> 16) & 0xFF,  in net_init()
190               (fn_ip->own_ip >>  8) & 0xFF, fn_ip->own_ip & 0xFF);  in net_init()
191     } else if (fn_ip->ip_version == 6) {  in net_init()
193         ipv6_to_str(fn_ip->own_ip6.addr, ip6_str);  in net_init()
199                (fn_ip->server_ip >> 24) & 0xFF, (fn_ip->server_ip >> 16) & 0xFF,  in net_init()
200                (fn_ip->server_ip >>  8) & 0xFF, fn_ip->server_ip & 0xFF);  in net_init()
209     if (fn_ip->ip_version == 4) {  in net_init()
211                (fn_ip->server_ip >> 24) & 0xFF, (fn_ip->server_ip >> 16) & 0xFF,  in net_init()
212                (fn_ip->server_ip >>  8) & 0xFF, fn_ip->server_ip & 0xFF);  in net_init()
213     } else if (fn_ip->ip_version == 6) {  in net_init()
215         ipv6_to_str(fn_ip->server_ip6.addr, ip6_str);  in net_init()
219     if (strlen(fn_ip->filename) > 0) {  in net_init()
220         printf("  Bootfile name: '%s'\n", fn_ip->filename);  in net_init()
226 static void net_release(filename_ip_t *fn_ip)  in net_release()  argument
228     if (fn_ip->ip_version == 4) {  in net_release()
229         dhcp_send_release(fn_ip->fd);  in net_release()
288 static int load_kernel_with_initrd(filename_ip_t *fn_ip,  in load_kernel_with_initrd()  argument
300     strncpy(fn_ip->filename, entry->kernel, sizeof(fn_ip->filename));  in load_kernel_with_initrd()
301     rc = tftp_load(fn_ip, KERNEL_ADDR, KERNEL_MAX_SIZE);  in load_kernel_with_initrd()
309         strncpy(fn_ip->filename, entry->initrd, sizeof(fn_ip->filename));  in load_kernel_with_initrd()
310         rc = tftp_load(fn_ip, (void *)iaddr, KERNEL_MAX_SIZE - iaddr);  in load_kernel_with_initrd()
329 static int net_try_pxelinux_cfg(filename_ip_t *fn_ip)  in net_try_pxelinux_cfg()  argument
334     num_ent = pxelinux_load_parse_cfg(fn_ip, mac, get_uuid(),  in net_try_pxelinux_cfg()
339         return load_kernel_with_initrd(fn_ip, &entries[def_ent]);  in net_try_pxelinux_cfg()
349 static int handle_ins_cfg(filename_ip_t *fn_ip, char *cfg, int cfgsize)  in handle_ins_cfg()  argument
382         strncpy(fn_ip->filename, insbuf, sizeof(fn_ip->filename));  in handle_ins_cfg()
384         rc = tftp_load(fn_ip, destaddr, (long)_start - (long)destaddr);  in handle_ins_cfg()
394 static int net_try_direct_tftp_load(filename_ip_t *fn_ip)  in net_try_direct_tftp_load()  argument
399     rc = tftp_load(fn_ip, loadaddr, KERNEL_MAX_SIZE - (long)loadaddr);  in net_try_direct_tftp_load()
403         printf("'%s' is too small (%i bytes only).\n", fn_ip->filename, rc);  in net_try_direct_tftp_load()
412             return handle_ins_cfg(fn_ip, cfgbuf, rc);  in net_try_direct_tftp_load()
431             return load_kernel_with_initrd(fn_ip, &entries[def_ent]);  in net_try_direct_tftp_load()
514     filename_ip_t fn_ip;  in main()  local
522     rc = net_init(&fn_ip);  in main()
527     fnlen = strlen(fn_ip.filename);  in main()
528     if (fnlen > 0 && fn_ip.filename[fnlen - 1] != '/') {  in main()
529         rc = net_try_direct_tftp_load(&fn_ip);  in main()
532         rc = net_try_pxelinux_cfg(&fn_ip);  in main()
535     net_release(&fn_ip);  in main()