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esp32/modnetwork: Add network.(W)LAN.ifconfig('dhcp') support.

This commit is contained in:
Eric Poulsen 2018-07-17 08:41:38 -07:00 committed by Damien George
parent 0d58f6ba5e
commit 419eb86074
1 changed files with 35 additions and 26 deletions
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61
ports/esp32/modnetwork.c
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@ -461,33 +461,42 @@ STATIC mp_obj_t esp_ifconfig(size_t n_args, const mp_obj_t *args) {
return mp_obj_new_tuple(4, tuple);
} else {
// set
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1], 4, &items);
netutils_parse_ipv4_addr(items[0], (void*)&info.ip, NETUTILS_BIG);
if (mp_obj_is_integer(items[1])) {
// allow numeric netmask, i.e.:
// 24 -> 255.255.255.0
// 16 -> 255.255.0.0
// etc...
uint32_t* m = (uint32_t*)&info.netmask;
*m = htonl(0xffffffff << (32 - mp_obj_get_int(items[1])));
if (MP_OBJ_IS_TYPE(args[1], &mp_type_tuple) || MP_OBJ_IS_TYPE(args[1], &mp_type_list)) {
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1], 4, &items);
netutils_parse_ipv4_addr(items[0], (void*)&info.ip, NETUTILS_BIG);
if (mp_obj_is_integer(items[1])) {
// allow numeric netmask, i.e.:
// 24 -> 255.255.255.0
// 16 -> 255.255.0.0
// etc...
uint32_t* m = (uint32_t*)&info.netmask;
*m = htonl(0xffffffff << (32 - mp_obj_get_int(items[1])));
} else {
netutils_parse_ipv4_addr(items[1], (void*)&info.netmask, NETUTILS_BIG);
}
netutils_parse_ipv4_addr(items[2], (void*)&info.gw, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[3], (void*)&dns_info.ip, NETUTILS_BIG);
// To set a static IP we have to disable DHCP first
if (self->if_id == WIFI_IF_STA || self->if_id == ESP_IF_ETH) {
esp_err_t e = tcpip_adapter_dhcpc_stop(self->if_id);
if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) _esp_exceptions(e);
ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(self->if_id, &info));
ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(self->if_id, TCPIP_ADAPTER_DNS_MAIN, &dns_info));
} else if (self->if_id == WIFI_IF_AP) {
esp_err_t e = tcpip_adapter_dhcps_stop(WIFI_IF_AP);
if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) _esp_exceptions(e);
ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(WIFI_IF_AP, &info));
ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(WIFI_IF_AP, TCPIP_ADAPTER_DNS_MAIN, &dns_info));
ESP_EXCEPTIONS(tcpip_adapter_dhcps_start(WIFI_IF_AP));
}
} else {
netutils_parse_ipv4_addr(items[1], (void*)&info.netmask, NETUTILS_BIG);
}
netutils_parse_ipv4_addr(items[2], (void*)&info.gw, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[3], (void*)&dns_info.ip, NETUTILS_BIG);
// To set a static IP we have to disable DHCP first
if (self->if_id == WIFI_IF_STA || self->if_id == ESP_IF_ETH) {
esp_err_t e = tcpip_adapter_dhcpc_stop(self->if_id);
if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) _esp_exceptions(e);
ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(self->if_id, &info));
ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(self->if_id, TCPIP_ADAPTER_DNS_MAIN, &dns_info));
} else if (self->if_id == WIFI_IF_AP) {
esp_err_t e = tcpip_adapter_dhcps_stop(WIFI_IF_AP);
if (e != ESP_OK && e != ESP_ERR_TCPIP_ADAPTER_DHCP_ALREADY_STOPPED) _esp_exceptions(e);
ESP_EXCEPTIONS(tcpip_adapter_set_ip_info(WIFI_IF_AP, &info));
ESP_EXCEPTIONS(tcpip_adapter_set_dns_info(WIFI_IF_AP, TCPIP_ADAPTER_DNS_MAIN, &dns_info));
ESP_EXCEPTIONS(tcpip_adapter_dhcps_start(WIFI_IF_AP));
// check for the correct string
const char *mode = mp_obj_str_get_str(args[1]);
if ((self->if_id != WIFI_IF_STA && self->if_id != ESP_IF_ETH) || strcmp("dhcp", mode)) {
mp_raise_ValueError("invalid arguments");
}
ESP_EXCEPTIONS(tcpip_adapter_dhcpc_start(self->if_id));
}
return mp_const_none;
}