96 lines
3.5 KiB
C
96 lines
3.5 KiB
C
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "py/runtime.h"
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#include "py/mphal.h"
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#if MICROPY_PY_NETWORK && MICROPY_PY_LWIP
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#include "shared/netutils/netutils.h"
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#include "extmod/modnetwork.h"
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#include "lwip/init.h"
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#if LWIP_VERSION_MAJOR >= 2
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#include "lwip/netif.h"
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#include "lwip/timeouts.h"
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#include "lwip/dns.h"
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#include "lwip/dhcp.h"
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// Implementations of network methods that can be used by any interface.
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mp_obj_t mod_network_nic_ifconfig(struct netif *netif, size_t n_args, const mp_obj_t *args) {
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if (n_args == 0) {
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// Get IP addresses
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const ip_addr_t *dns = dns_getserver(0);
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mp_obj_t tuple[4] = {
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netutils_format_ipv4_addr((uint8_t *)&netif->ip_addr, NETUTILS_BIG),
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netutils_format_ipv4_addr((uint8_t *)&netif->netmask, NETUTILS_BIG),
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netutils_format_ipv4_addr((uint8_t *)&netif->gw, NETUTILS_BIG),
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netutils_format_ipv4_addr((uint8_t *)dns, NETUTILS_BIG),
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};
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return mp_obj_new_tuple(4, tuple);
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} else if (args[0] == MP_OBJ_NEW_QSTR(MP_QSTR_dhcp)) {
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// Start the DHCP client
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if (dhcp_supplied_address(netif)) {
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dhcp_renew(netif);
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} else {
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dhcp_stop(netif);
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dhcp_start(netif);
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}
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// Wait for DHCP to get IP address
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uint32_t start = mp_hal_ticks_ms();
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while (!dhcp_supplied_address(netif)) {
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if (mp_hal_ticks_ms() - start > 10000) {
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mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("timeout waiting for DHCP to get IP address"));
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}
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mp_hal_delay_ms(100);
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}
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return mp_const_none;
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} else {
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// Release and stop any existing DHCP
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dhcp_release(netif);
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dhcp_stop(netif);
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// Set static IP addresses
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mp_obj_t *items;
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mp_obj_get_array_fixed_n(args[0], 4, &items);
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netutils_parse_ipv4_addr(items[0], (uint8_t *)&netif->ip_addr, NETUTILS_BIG);
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netutils_parse_ipv4_addr(items[1], (uint8_t *)&netif->netmask, NETUTILS_BIG);
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netutils_parse_ipv4_addr(items[2], (uint8_t *)&netif->gw, NETUTILS_BIG);
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ip_addr_t dns;
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netutils_parse_ipv4_addr(items[3], (uint8_t *)&dns, NETUTILS_BIG);
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dns_setserver(0, &dns);
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return mp_const_none;
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}
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}
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#endif // LWIP_VERSION_MAJOR >= 2
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#endif // MICROPY_PY_NETWORK && MICROPY_PY_LWIP
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