468     struct ifconf *ifc = NULL;  in lwip_ioctl_internal_SIOCGIFCONF()  local
477     ifc = (struct ifconf *)ifr;  in lwip_ioctl_internal_SIOCGIFCONF()
478     len = ifc->ifc_len;  in lwip_ioctl_internal_SIOCGIFCONF()
483         if (ifc->ifc_buf == NULL) {  in lwip_ioctl_internal_SIOCGIFCONF()
509 …     if (memcpy_s(ifc->ifc_buf + pos, sizeof(struct ifreq), &ifreq, sizeof(struct ifreq)) != EOK) {  in lwip_ioctl_internal_SIOCGIFCONF()
516     ifc->ifc_len = pos;  in lwip_ioctl_internal_SIOCGIFCONF()
1495     struct ifconf ifc;  in do_ioctl_SIOCGIFCONF()  local
1499     if (LOS_ArchCopyFromUser(&ifc, argp, sizeof(struct ifconf)) != 0) {  in do_ioctl_SIOCGIFCONF()
1503     nbytes = ifc.ifc_len;  in do_ioctl_SIOCGIFCONF()
1508     buf_bak = ifc.ifc_buf;  in do_ioctl_SIOCGIFCONF()
1513     ifc.ifc_buf = malloc(nbytes);  in do_ioctl_SIOCGIFCONF()
1514     if (ifc.ifc_buf == NULL) {  in do_ioctl_SIOCGIFCONF()
1518     (void)memset_s(ifc.ifc_buf, nbytes, 0, nbytes);  in do_ioctl_SIOCGIFCONF()
1520     ret = lwip_ioctl(sockfd, cmd, &ifc);  in do_ioctl_SIOCGIFCONF()
1522         if (LOS_ArchCopyToUser(buf_bak, ifc.ifc_buf, nbytes) != 0) {  in do_ioctl_SIOCGIFCONF()
1528     free(ifc.ifc_buf);  in do_ioctl_SIOCGIFCONF()
1529     ifc.ifc_buf = buf_bak;  in do_ioctl_SIOCGIFCONF()
1530     if (LOS_ArchCopyToUser(argp, &ifc, sizeof(struct ifconf)) != 0) {  in do_ioctl_SIOCGIFCONF()