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micropython/extmod/network_ninaw10.c

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2013-2021 Ibrahim Abdelkader <iabdalkader@openmv.io>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* NINA-W10 Python module.
*/
#include "py/mphal.h"
#if MICROPY_PY_NETWORK && MICROPY_PY_NETWORK_NINAW10
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <stdint.h>
#include "py/objtuple.h"
#include "py/objlist.h"
#include "py/stream.h"
#include "py/runtime.h"
#include "py/misc.h"
#include "py/mperrno.h"
#include "shared/netutils/netutils.h"
#include "shared/runtime/softtimer.h"
#include "extmod/modnetwork.h"
#include "modmachine.h"
#include "nina_wifi_drv.h"
typedef struct _nina_obj_t {
mp_obj_base_t base;
bool active;
bool poll_enable;
uint32_t itf;
mp_uint_t security;
char ssid[NINA_MAX_SSID_LEN + 1];
char key[NINA_MAX_WPA_LEN + 1];
} nina_obj_t;
// For auto-binding UDP sockets
#define BIND_PORT_RANGE_MIN (65000)
#define BIND_PORT_RANGE_MAX (65535)
#define SOCKET_IOCTL_FIONREAD (0x4004667F)
#define SOCKET_IOCTL_FIONBIO (0x8004667E)
#define SOCKET_POLL_RD (0x01)
#define SOCKET_POLL_WR (0x02)
#define SOCKET_POLL_ERR (0x04)
#define SO_ACCEPTCONN (0x0002)
#define SO_ERROR (0x1007)
#define SO_TYPE (0x1008)
#define SO_NO_CHECK (0x100a)
#define NINAW10_POLL_INTERVAL (100)
#define is_nonblocking_error(errno) ((errno) == MP_EAGAIN || (errno) == MP_EWOULDBLOCK || (errno) == MP_EINPROGRESS)
#define debug_printf(...) // mp_printf(&mp_plat_print, __VA_ARGS__)
static uint16_t bind_port = BIND_PORT_RANGE_MIN;
const mp_obj_type_t mod_network_nic_type_nina;
static nina_obj_t network_nina_wl_sta = {{(mp_obj_type_t *)&mod_network_nic_type_nina}, false, false, MOD_NETWORK_STA_IF};
static nina_obj_t network_nina_wl_ap = {{(mp_obj_type_t *)&mod_network_nic_type_nina}, false, false, MOD_NETWORK_AP_IF};
static mp_sched_node_t mp_wifi_poll_node;
static soft_timer_entry_t mp_wifi_poll_timer;
STATIC void network_ninaw10_deinit(void);
STATIC bool network_ninaw10_poll_list_is_empty(void) {
return MP_STATE_PORT(mp_wifi_poll_list) == NULL ||
MP_STATE_PORT(mp_wifi_poll_list)->len == 0;
}
STATIC void network_ninaw10_poll_list_insert(mp_obj_t socket) {
if (MP_STATE_PORT(mp_wifi_poll_list) == NULL) {
MP_STATE_PORT(mp_wifi_poll_list) = mp_obj_new_list(0, NULL);
}
mp_obj_list_append(MP_STATE_PORT(mp_wifi_poll_list), socket);
}
STATIC void network_ninaw10_poll_list_remove(mp_obj_t socket) {
if (MP_STATE_PORT(mp_wifi_poll_list) == NULL) {
return;
}
mp_obj_list_remove(MP_STATE_PORT(mp_wifi_poll_list), socket);
if (MP_STATE_PORT(mp_wifi_poll_list)->len == 0) {
MP_STATE_PORT(mp_wifi_poll_list) = NULL;
}
}
STATIC void network_ninaw10_poll_sockets(mp_sched_node_t *node) {
(void)node;
for (mp_uint_t i = 0; MP_STATE_PORT(mp_wifi_poll_list) && i < MP_STATE_PORT(mp_wifi_poll_list)->len;) {
mod_network_socket_obj_t *socket = MP_STATE_PORT(mp_wifi_poll_list)->items[i];
uint8_t flags = 0;
if (socket->callback == MP_OBJ_NULL || nina_socket_poll(socket->fileno, &flags) < 0) {
// Remove socket from poll list on error.
socket->callback = MP_OBJ_NULL;
network_ninaw10_poll_list_remove(socket);
// Check the same index on the next iteration.
continue;
}
if (flags & SOCKET_POLL_RD) {
mp_call_function_1(socket->callback, MP_OBJ_FROM_PTR(socket));
}
i++;
debug_printf("poll_sockets(%d) -> flags %d\n", socket->fileno, flags);
}
if (!network_ninaw10_poll_list_is_empty()) {
// Reschedule the sockets polling code.
soft_timer_reinsert(&mp_wifi_poll_timer, NINAW10_POLL_INTERVAL);
}
}
STATIC void network_ninaw10_poll_connect(mp_sched_node_t *node) {
nina_obj_t *self = &network_nina_wl_sta;
int status = nina_connection_status();
if (status == NINA_STATUS_CONNECTED) {
// Connected to AP, nothing else to do.
self->poll_enable = false;
} else if (status != NINA_STATUS_NO_SSID_AVAIL) {
// If not connected, and no connection in progress, the connection attempt has failed.
// Read the ESP failure reason, reconnect and reschedule the connection polling code.
int reason = nina_connection_reason();
if (reason == NINA_ESP_REASON_AUTH_EXPIRE ||
reason == NINA_ESP_REASON_ASSOC_EXPIRE ||
reason == NINA_ESP_REASON_NOT_AUTHED ||
reason == NINA_ESP_REASON_4WAY_HANDSHAKE_TIMEOUT ||
reason >= NINA_ESP_REASON_BEACON_TIMEOUT) {
debug_printf("poll_connect() status: %d reason %d\n", status, reason);
if (nina_connect(self->ssid, self->security, self->key, 0) != 0) {
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("could not connect to ssid=%s, sec=%d, key=%s\n"),
self->ssid, self->security, self->key);
}
} else {
// Will not attempt to reconnect if there's another error code set.
self->poll_enable = false;
}
}
// Reinsert the timer to schedule the polling code.
soft_timer_reinsert(&mp_wifi_poll_timer, NINAW10_POLL_INTERVAL);
}
STATIC void network_ninaw10_timer_callback(soft_timer_entry_t *self) {
debug_printf("timer_callback() poll status STA: %d AP: %d SOCKETS: %d\n",
network_nina_wl_sta.poll_enable, network_nina_wl_ap.poll_enable, !network_ninaw10_poll_list_is_empty());
if (network_nina_wl_sta.poll_enable) {
mp_sched_schedule_node(&mp_wifi_poll_node, network_ninaw10_poll_connect);
} else if (!network_ninaw10_poll_list_is_empty()) {
mp_sched_schedule_node(&mp_wifi_poll_node, network_ninaw10_poll_sockets);
}
}
STATIC mp_obj_t network_ninaw10_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_arg_check_num(n_args, n_kw, 0, 1, false);
mp_obj_t nina_obj;
if (n_args == 0 || mp_obj_get_int(args[0]) == MOD_NETWORK_STA_IF) {
nina_obj = MP_OBJ_FROM_PTR(&network_nina_wl_sta);
} else {
nina_obj = MP_OBJ_FROM_PTR(&network_nina_wl_ap);
}
// Register with network module
mod_network_register_nic(nina_obj);
return nina_obj;
}
STATIC mp_obj_t network_ninaw10_active(size_t n_args, const mp_obj_t *args) {
nina_obj_t *self = MP_OBJ_TO_PTR(args[0]);
if (n_args == 2) {
bool active = mp_obj_is_true(args[1]);
network_ninaw10_deinit();
if (active) {
int error = 0;
if ((error = nina_init()) != 0) {
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("Failed to initialize Nina-W10 module, error: %d\n"), error);
}
// check firmware version
uint8_t semver[NINA_FW_VER_LEN];
if (nina_fw_version(semver) != 0) {
nina_deinit();
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("Failed to read firmware version, error: %d\n"), error);
}
// Check the minimum supported firmware version.
uint32_t fwmin = (NINA_FW_VER_MIN_MAJOR * 100) +
(NINA_FW_VER_MIN_MINOR * 10) +
(NINA_FW_VER_MIN_PATCH * 1);
uint32_t fwver = (semver[NINA_FW_VER_MAJOR_OFFS] - 48) * 100 +
(semver[NINA_FW_VER_MINOR_OFFS] - 48) * 10 +
(semver[NINA_FW_VER_PATCH_OFFS] - 48) * 1;
if (fwver < fwmin) {
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("Firmware version mismatch. Minimum supported firmware is v%d.%d.%d found v%d.%d.%d\n"),
NINA_FW_VER_MIN_MAJOR, NINA_FW_VER_MIN_MINOR, NINA_FW_VER_MIN_PATCH, semver[NINA_FW_VER_MAJOR_OFFS] - 48,
semver[NINA_FW_VER_MINOR_OFFS] - 48, semver[NINA_FW_VER_PATCH_OFFS] - 48);
}
soft_timer_static_init(&mp_wifi_poll_timer, SOFT_TIMER_MODE_ONE_SHOT, 0, network_ninaw10_timer_callback);
} else {
nina_deinit();
}
self->active = active;
return mp_const_none;
}
return mp_obj_new_bool(self->active);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_ninaw10_active_obj, 1, 2, network_ninaw10_active);
STATIC int nina_scan_callback(nina_scan_result_t *scan_result, void *arg) {
mp_obj_t scan_list = (mp_obj_t)arg;
mp_obj_t ap[6] = {
mp_obj_new_bytes((uint8_t *)scan_result->ssid, strlen(scan_result->ssid)),
mp_obj_new_bytes(scan_result->bssid, sizeof(scan_result->bssid)),
mp_obj_new_int(scan_result->channel),
mp_obj_new_int(scan_result->rssi),
mp_obj_new_int(scan_result->security),
MP_OBJ_NEW_SMALL_INT(1), // N
};
mp_obj_list_append(scan_list, mp_obj_new_tuple(MP_ARRAY_SIZE(ap), ap));
return 0;
}
STATIC mp_obj_t network_ninaw10_scan(mp_obj_t self_in) {
mp_obj_t scan_list;
scan_list = mp_obj_new_list(0, NULL);
nina_scan(nina_scan_callback, scan_list, 10000);
return scan_list;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(network_ninaw10_scan_obj, network_ninaw10_scan);
STATIC mp_obj_t network_ninaw10_connect(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
enum { ARG_ssid, ARG_key, ARG_security, ARG_channel };
static const mp_arg_t allowed_args[] = {
{ MP_QSTR_ssid, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
{ MP_QSTR_key, MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_security, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = NINA_SEC_WPA_PSK} },
{ MP_QSTR_channel, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 1} },
};
// parse args
nina_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
// get ssid
const char *ssid = mp_obj_str_get_str(args[ARG_ssid].u_obj);
if (strlen(ssid) == 0) {
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("SSID can't be empty!"));
}
// get key and sec
const char *key = NULL;
mp_uint_t security = NINA_SEC_OPEN;
if (args[ARG_key].u_obj != mp_const_none) {
key = mp_obj_str_get_str(args[ARG_key].u_obj);
security = args[ARG_security].u_int;
}
if (security != NINA_SEC_OPEN && strlen(key) == 0) {
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("Key can't be empty!"));
}
// Disconnect active connections first.
if (nina_isconnected()) {
nina_disconnect();
}
if (self->itf == MOD_NETWORK_STA_IF) {
// Initialize WiFi in Station mode.
if (nina_connect(ssid, security, key, 0) != 0) {
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("could not connect to ssid=%s, sec=%d, key=%s\n"), ssid, security, key);
}
// Save connection info to re-connect if needed.
self->security = security;
strncpy(self->key, key, NINA_MAX_WPA_LEN);
strncpy(self->ssid, ssid, NINA_MAX_SSID_LEN);
self->poll_enable = true;
soft_timer_reinsert(&mp_wifi_poll_timer, NINAW10_POLL_INTERVAL);
} else {
mp_uint_t channel = args[ARG_channel].u_int;
if (security != NINA_SEC_OPEN && security != NINA_SEC_WEP) {
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("AP mode supports WEP security only."));
}
// Initialize WiFi in AP mode.
if (nina_start_ap(ssid, security, key, channel) != 0) {
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("failed to start in AP mode"));
}
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(network_ninaw10_connect_obj, 1, network_ninaw10_connect);
STATIC mp_obj_t network_ninaw10_disconnect(mp_obj_t self_in) {
nina_disconnect();
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(network_ninaw10_disconnect_obj, network_ninaw10_disconnect);
STATIC mp_obj_t network_ninaw10_isconnected(mp_obj_t self_in) {
return mp_obj_new_bool(nina_isconnected());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(network_ninaw10_isconnected_obj, network_ninaw10_isconnected);
STATIC mp_obj_t network_ninaw10_ifconfig(size_t n_args, const mp_obj_t *args) {
nina_ifconfig_t ifconfig;
if (n_args == 1) {
// get ifconfig info
nina_ifconfig(&ifconfig, false);
mp_obj_t tuple[4] = {
netutils_format_ipv4_addr(ifconfig.ip_addr, NETUTILS_BIG),
netutils_format_ipv4_addr(ifconfig.subnet_addr, NETUTILS_BIG),
netutils_format_ipv4_addr(ifconfig.gateway_addr, NETUTILS_BIG),
netutils_format_ipv4_addr(ifconfig.dns_addr, NETUTILS_BIG),
};
return mp_obj_new_tuple(4, tuple);
} else {
// set ifconfig info
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1], 4, &items);
netutils_parse_ipv4_addr(items[0], ifconfig.ip_addr, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[1], ifconfig.subnet_addr, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[2], ifconfig.gateway_addr, NETUTILS_BIG);
netutils_parse_ipv4_addr(items[3], ifconfig.dns_addr, NETUTILS_BIG);
nina_ifconfig(&ifconfig, true);
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_ninaw10_ifconfig_obj, 1, 2, network_ninaw10_ifconfig);
STATIC mp_obj_t network_ninaw10_config(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs) {
nina_obj_t *self = MP_OBJ_TO_PTR(args[0]);
(void)self;
if (kwargs->used == 0) {
// Get config value
if (n_args != 2) {
mp_raise_TypeError(MP_ERROR_TEXT("must query one param"));
}
switch (mp_obj_str_get_qstr(args[1])) {
case MP_QSTR_ssid: {
nina_netinfo_t netinfo;
nina_netinfo(&netinfo);
return mp_obj_new_str(netinfo.ssid, strlen(netinfo.ssid));
}
case MP_QSTR_security: {
nina_netinfo_t netinfo;
nina_netinfo(&netinfo);
return mp_obj_new_int(netinfo.security);
}
case MP_QSTR_mac:
case MP_QSTR_bssid: {
nina_netinfo_t netinfo;
nina_netinfo(&netinfo);
return mp_obj_new_bytes(netinfo.bssid, 6);
}
case MP_QSTR_fw_version: {
uint8_t fwver[NINA_FW_VER_LEN];
nina_fw_version(fwver);
return mp_obj_new_tuple(3, (mp_obj_t []) {
mp_obj_new_int(fwver[NINA_FW_VER_MAJOR_OFFS] - 48),
mp_obj_new_int(fwver[NINA_FW_VER_MINOR_OFFS] - 48),
mp_obj_new_int(fwver[NINA_FW_VER_PATCH_OFFS] - 48)
});
}
default:
mp_raise_ValueError(MP_ERROR_TEXT("unknown config param"));
}
} else {
if (self->itf != MOD_NETWORK_AP_IF) {
mp_raise_ValueError(MP_ERROR_TEXT("AP required"));
}
// Call connect to set WiFi access point.
return network_ninaw10_connect(n_args, args, kwargs);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(network_ninaw10_config_obj, 1, network_ninaw10_config);
STATIC mp_obj_t network_ninaw10_status(size_t n_args, const mp_obj_t *args) {
nina_obj_t *self = MP_OBJ_TO_PTR(args[0]);
(void)self;
if (n_args == 1) {
// no arguments: return link status
return mp_obj_new_bool(nina_isconnected());
}
// Query parameter.
switch (mp_obj_str_get_qstr(args[1])) {
case MP_QSTR_rssi: {
nina_netinfo_t netinfo;
nina_netinfo(&netinfo);
return mp_obj_new_int(netinfo.rssi);
}
case MP_QSTR_stations: {
if (self->itf != MOD_NETWORK_AP_IF) {
mp_raise_ValueError(MP_ERROR_TEXT("AP required"));
}
uint32_t sta_ip = 0;
mp_obj_t sta_list = mp_obj_new_list(0, NULL);
if (nina_connected_sta(&sta_ip) == 0) {
mp_obj_list_append(sta_list,
netutils_format_inet_addr((uint8_t *)&sta_ip, 0, NETUTILS_BIG));
}
return sta_list;
}
}
mp_raise_ValueError(MP_ERROR_TEXT("unknown status param"));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(network_ninaw10_status_obj, 1, 2, network_ninaw10_status);
STATIC mp_obj_t network_ninaw10_ioctl(mp_obj_t self_in, mp_obj_t cmd_in, mp_obj_t buf_in) {
debug_printf("ioctl(%d)\n", mp_obj_get_int(cmd_in));
nina_obj_t *self = MP_OBJ_TO_PTR(self_in);
mp_buffer_info_t buf;
mp_get_buffer_raise(buf_in, &buf, MP_BUFFER_READ | MP_BUFFER_WRITE);
int ret = nina_ioctl(mp_obj_get_int(cmd_in), buf.len, buf.buf, self->itf);
if (ret != 0) {
mp_raise_msg_varg(&mp_type_OSError,
MP_ERROR_TEXT("ioctl %d failed %d"), mp_obj_get_int(cmd_in), ret);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_3(network_ninaw10_ioctl_obj, network_ninaw10_ioctl);
STATIC int network_ninaw10_gethostbyname(mp_obj_t nic, const char *name, mp_uint_t len, uint8_t *out_ip) {
debug_printf("gethostbyname(%s)\n", name);
return nina_gethostbyname(name, out_ip);
}
STATIC int network_ninaw10_socket_poll(mod_network_socket_obj_t *socket, uint32_t rwf, int *_errno) {
uint8_t flags = 0;
debug_printf("socket_polling_rw(%d, %d, %d)\n", socket->fileno, socket->timeout, rwf);
if (socket->timeout == 0) {
// Non-blocking socket, next socket function will return EAGAIN
return 0;
}
mp_uint_t start = mp_hal_ticks_ms();
for (; !(flags & rwf); mp_hal_delay_ms(5)) {
if (nina_socket_poll(socket->fileno, &flags) < 0) {
nina_socket_errno(_errno);
debug_printf("socket_poll(%d) -> errno %d flags %d\n", socket->fileno, *_errno, flags);
return -1;
}
if (!(flags & rwf) && socket->timeout != -1 &&
mp_hal_ticks_ms() - start > socket->timeout) {
*_errno = MP_ETIMEDOUT;
return -1;
}
}
return 0;
}
STATIC int network_ninaw10_socket_setblocking(mod_network_socket_obj_t *socket, bool blocking, int *_errno) {
uint32_t nonblocking = !blocking;
// set socket in non-blocking mode
if (nina_socket_ioctl(socket->fileno, SOCKET_IOCTL_FIONBIO, &nonblocking, sizeof(nonblocking)) < 0) {
nina_socket_errno(_errno);
nina_socket_close(socket->fileno);
return -1;
}
return 0;
}
STATIC int network_ninaw10_socket_listening(mod_network_socket_obj_t *socket, int *_errno) {
int listening = 0;
if (nina_socket_getsockopt(socket->fileno, MOD_NETWORK_SOL_SOCKET,
SO_ACCEPTCONN, &listening, sizeof(listening)) < 0) {
nina_socket_errno(_errno);
debug_printf("socket_getsockopt() -> errno %d\n", *_errno);
return -1;
}
return listening;
}
STATIC int network_ninaw10_socket_socket(mod_network_socket_obj_t *socket, int *_errno) {
debug_printf("socket_socket(%d %d %d)\n", socket->domain, socket->type, socket->proto);
uint8_t socket_type;
switch (socket->type) {
case MOD_NETWORK_SOCK_STREAM:
socket_type = NINA_SOCKET_TYPE_TCP;
break;
case MOD_NETWORK_SOCK_DGRAM:
socket_type = NINA_SOCKET_TYPE_UDP;
break;
case MOD_NETWORK_SOCK_RAW:
socket_type = NINA_SOCKET_TYPE_RAW;
break;
default:
*_errno = MP_EINVAL;
return -1;
}
if (socket->domain != MOD_NETWORK_AF_INET) {
*_errno = MP_EAFNOSUPPORT;
return -1;
}
// open socket
int fd = nina_socket_socket(socket_type, socket->proto);
if (fd < 0) {
nina_socket_errno(_errno);
debug_printf("socket_socket() -> errno %d\n", *_errno);
return -1;
}
// set socket state
socket->fileno = fd;
socket->bound = false;
socket->callback = MP_OBJ_NULL;
return network_ninaw10_socket_setblocking(socket, false, _errno);
}
STATIC void network_ninaw10_socket_close(mod_network_socket_obj_t *socket) {
debug_printf("socket_close(%d)\n", socket->fileno);
if (socket->callback != MP_OBJ_NULL) {
socket->callback = MP_OBJ_NULL;
network_ninaw10_poll_list_remove(socket);
}
if (socket->fileno >= 0) {
nina_socket_close(socket->fileno);
socket->fileno = -1; // Mark socket FD as invalid
}
}
STATIC int network_ninaw10_socket_bind(mod_network_socket_obj_t *socket, byte *ip, mp_uint_t port, int *_errno) {
debug_printf("socket_bind(%d, %d)\n", socket->fileno, port);
int ret = nina_socket_bind(socket->fileno, ip, port);
if (ret < 0) {
nina_socket_errno(_errno);
network_ninaw10_socket_close(socket);
debug_printf("socket_bind(%d, %d) -> errno: %d\n", socket->fileno, port, *_errno);
return -1;
}
// Mark socket as bound to avoid auto-binding.
socket->bound = true;
return 0;
}
STATIC int network_ninaw10_socket_listen(mod_network_socket_obj_t *socket, mp_int_t backlog, int *_errno) {
debug_printf("socket_listen(%d, %d)\n", socket->fileno, backlog);
int ret = nina_socket_listen(socket->fileno, backlog);
if (ret < 0) {
nina_socket_errno(_errno);
network_ninaw10_socket_close(socket);
debug_printf("socket_listen() -> errno %d\n", *_errno);
return -1;
}
return 0;
}
STATIC int network_ninaw10_socket_accept(mod_network_socket_obj_t *socket,
mod_network_socket_obj_t *socket2, byte *ip, mp_uint_t *port, int *_errno) {
debug_printf("socket_accept(%d)\n", socket->fileno);
if (network_ninaw10_socket_poll(socket, SOCKET_POLL_RD, _errno) != 0) {
return -1;
}
*port = 0;
int fd = 0;
int ret = nina_socket_accept(socket->fileno, ip, (uint16_t *)port, &fd);
if (ret < 0) {
nina_socket_errno(_errno);
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
}
debug_printf("socket_accept() -> errno %d\n", *_errno);
return -1;
}
// set socket state
socket2->fileno = fd;
socket2->bound = false;
socket2->timeout = -1;
socket2->callback = MP_OBJ_NULL;
return network_ninaw10_socket_setblocking(socket2, false, _errno);
}
STATIC int network_ninaw10_socket_connect(mod_network_socket_obj_t *socket, byte *ip, mp_uint_t port, int *_errno) {
debug_printf("socket_connect(%d)\n", socket->fileno);
int ret = nina_socket_connect(socket->fileno, ip, port);
if (ret < 0) {
nina_socket_errno(_errno);
debug_printf("socket_connect() -> errno %d\n", *_errno);
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
return -1;
}
// Poll for write.
if (socket->timeout == 0 ||
network_ninaw10_socket_poll(socket, SOCKET_POLL_WR, _errno) != 0) {
return -1;
}
}
return 0;
}
STATIC mp_uint_t network_ninaw10_socket_send(mod_network_socket_obj_t *socket, const byte *buf, mp_uint_t len, int *_errno) {
debug_printf("socket_send(%d, %d)\n", socket->fileno, len);
if (network_ninaw10_socket_poll(socket, SOCKET_POLL_WR, _errno) != 0) {
return -1;
}
int ret = nina_socket_send(socket->fileno, buf, len);
if (ret < 0) {
nina_socket_errno(_errno);
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
}
debug_printf("socket_send() -> errno %d\n", *_errno);
return -1;
}
return ret;
}
STATIC mp_uint_t network_ninaw10_socket_recv(mod_network_socket_obj_t *socket, byte *buf, mp_uint_t len, int *_errno) {
debug_printf("socket_recv(%d)\n", socket->fileno);
// check if socket in listening state.
if (network_ninaw10_socket_listening(socket, _errno) == 1) {
*_errno = MP_ENOTCONN;
return -1;
}
if (network_ninaw10_socket_poll(socket, SOCKET_POLL_RD, _errno) != 0) {
return -1;
}
int ret = nina_socket_recv(socket->fileno, buf, len);
if (ret < 0) {
nina_socket_errno(_errno);
if (*_errno == MP_ENOTCONN) {
*_errno = 0;
return 0;
}
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
}
debug_printf("socket_recv() -> errno %d\n", *_errno);
return -1;
}
return ret;
}
STATIC mp_uint_t network_ninaw10_socket_auto_bind(mod_network_socket_obj_t *socket, int *_errno) {
debug_printf("socket_autobind(%d)\n", socket->fileno);
if (socket->bound == false && socket->type != MOD_NETWORK_SOCK_RAW) {
if (network_ninaw10_socket_bind(socket, NULL, bind_port, _errno) != 0) {
nina_socket_errno(_errno);
debug_printf("socket_bind() -> errno %d\n", *_errno);
return -1;
}
bind_port++;
bind_port = MIN(MAX(bind_port, BIND_PORT_RANGE_MIN), BIND_PORT_RANGE_MAX);
}
return 0;
}
STATIC mp_uint_t network_ninaw10_socket_sendto(mod_network_socket_obj_t *socket,
const byte *buf, mp_uint_t len, byte *ip, mp_uint_t port, int *_errno) {
debug_printf("socket_sendto(%d)\n", socket->fileno);
// Auto-bind the socket first if the socket is unbound.
if (network_ninaw10_socket_auto_bind(socket, _errno) != 0) {
return -1;
}
if (network_ninaw10_socket_poll(socket, SOCKET_POLL_WR, _errno) != 0) {
return -1;
}
int ret = nina_socket_sendto(socket->fileno, buf, len, ip, port);
if (ret < 0) {
nina_socket_errno(_errno);
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
}
return -1;
}
return ret;
}
STATIC mp_uint_t network_ninaw10_socket_recvfrom(mod_network_socket_obj_t *socket,
byte *buf, mp_uint_t len, byte *ip, mp_uint_t *port, int *_errno) {
debug_printf("socket_recvfrom(%d)\n", socket->fileno);
// Auto-bind the socket first if the socket is unbound.
if (network_ninaw10_socket_auto_bind(socket, _errno) != 0) {
return -1;
}
if (network_ninaw10_socket_poll(socket, SOCKET_POLL_RD, _errno) != 0) {
return -1;
}
*port = 0;
int ret = nina_socket_recvfrom(socket->fileno, buf, len, ip, (uint16_t *)port);
if (ret < 0) {
nina_socket_errno(_errno);
// Close socket if not a nonblocking error.
if (!is_nonblocking_error(*_errno)) {
network_ninaw10_socket_close(socket);
}
debug_printf("socket_recvfrom() -> errno %d\n", *_errno);
return -1;
}
return ret;
}
STATIC int network_ninaw10_socket_setsockopt(mod_network_socket_obj_t *socket, mp_uint_t
level, mp_uint_t opt, const void *optval, mp_uint_t optlen, int *_errno) {
debug_printf("socket_setsockopt(%d, %d)\n", socket->fileno, opt);
if (opt == 20) {
mp_sched_lock();
socket->callback = (void *)optval;
if (socket->callback != MP_OBJ_NULL) {
network_ninaw10_poll_list_insert(socket);
soft_timer_reinsert(&mp_wifi_poll_timer, NINAW10_POLL_INTERVAL);
}
mp_sched_unlock();
return 0;
}
int ret = nina_socket_setsockopt(socket->fileno, level, opt, optval, optlen);
if (ret < 0) {
nina_socket_errno(_errno);
network_ninaw10_socket_close(socket);
debug_printf("socket_setsockopt() -> errno %d\n", *_errno);
return -1;
}
return 0;
}
STATIC int network_ninaw10_socket_settimeout(mod_network_socket_obj_t *socket, mp_uint_t timeout_ms, int *_errno) {
debug_printf("socket_settimeout(%d, %d)\n", socket->fileno, timeout_ms);
#if 0
if (timeout_ms == 0 || timeout_ms == UINT32_MAX) {
// blocking/nonblocking mode
uint32_t nonblocking = (timeout_ms == 0);
ret |= nina_socket_ioctl(socket->fileno, SOCKET_IOCTL_FIONBIO, &nonblocking, sizeof(nonblocking));
} else {
// timeout provided
uint32_t tv[2] = {
(timeout_ms / 1000),
(timeout_ms % 1000) * 1000,
};
ret |= nina_socket_setsockopt(socket->fileno, MOD_NETWORK_SOL_SOCKET, MOD_NETWORK_SO_SNDTIMEO, tv, sizeof(tv));
ret |= nina_socket_setsockopt(socket->fileno, MOD_NETWORK_SOL_SOCKET, MOD_NETWORK_SO_RCVTIMEO, tv, sizeof(tv));
}
if (ret < 0) {
nina_socket_errno(_errno);
debug_printf("socket_settimeout() -> errno %d\n", *_errno);
}
#endif
socket->timeout = timeout_ms;
return 0;
}
STATIC int network_ninaw10_socket_ioctl(mod_network_socket_obj_t *socket, mp_uint_t request, mp_uint_t arg, int *_errno) {
mp_uint_t ret = 0;
debug_printf("socket_ioctl(%d, %d)\n", socket->fileno, request);
if (request == MP_STREAM_POLL) {
uint8_t flags = 0;
if (nina_socket_poll(socket->fileno, &flags) < 0) {
nina_socket_errno(_errno);
ret = MP_STREAM_ERROR;
debug_printf("socket_ioctl() -> errno %d\n", *_errno);
}
if ((arg & MP_STREAM_POLL_RD) && (flags & SOCKET_POLL_RD)) {
ret |= MP_STREAM_POLL_RD;
}
if ((arg & MP_STREAM_POLL_WR) && (flags & SOCKET_POLL_WR)) {
ret |= MP_STREAM_POLL_WR;
}
} else {
// NOTE: FIONREAD and FIONBIO are supported as well.
*_errno = MP_EINVAL;
ret = MP_STREAM_ERROR;
}
return ret;
}
STATIC void network_ninaw10_deinit(void) {
// On soft-reboot, gc_sweep_all is called and all open sockets are closed
// and collected. Make sure that the driver is not keeping any references
// to collected sockets in the poll list.
soft_timer_remove(&mp_wifi_poll_timer);
MP_STATE_PORT(mp_wifi_poll_list) = NULL;
}
STATIC const mp_rom_map_elem_t nina_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_active), MP_ROM_PTR(&network_ninaw10_active_obj) },
{ MP_ROM_QSTR(MP_QSTR_scan), MP_ROM_PTR(&network_ninaw10_scan_obj) },
{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&network_ninaw10_connect_obj) },
{ MP_ROM_QSTR(MP_QSTR_disconnect), MP_ROM_PTR(&network_ninaw10_disconnect_obj) },
{ MP_ROM_QSTR(MP_QSTR_isconnected), MP_ROM_PTR(&network_ninaw10_isconnected_obj) },
{ MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&network_ninaw10_ifconfig_obj) },
{ MP_ROM_QSTR(MP_QSTR_config), MP_ROM_PTR(&network_ninaw10_config_obj) },
{ MP_ROM_QSTR(MP_QSTR_status), MP_ROM_PTR(&network_ninaw10_status_obj) },
{ MP_ROM_QSTR(MP_QSTR_ioctl), MP_ROM_PTR(&network_ninaw10_ioctl_obj) },
// Network is not secured.
{ MP_ROM_QSTR(MP_QSTR_OPEN), MP_ROM_INT(NINA_SEC_OPEN) },
// Security type WEP (40 or 104).
{ MP_ROM_QSTR(MP_QSTR_WEP), MP_ROM_INT(NINA_SEC_WEP) },
// Network secured with WPA/WPA2 personal(PSK).
{ MP_ROM_QSTR(MP_QSTR_WPA_PSK), MP_ROM_INT(NINA_SEC_WPA_PSK) },
};
STATIC MP_DEFINE_CONST_DICT(nina_locals_dict, nina_locals_dict_table);
STATIC const mod_network_nic_protocol_t mod_network_nic_protocol_nina = {
.gethostbyname = network_ninaw10_gethostbyname,
.deinit = network_ninaw10_deinit,
.socket = network_ninaw10_socket_socket,
.close = network_ninaw10_socket_close,
.bind = network_ninaw10_socket_bind,
.listen = network_ninaw10_socket_listen,
.accept = network_ninaw10_socket_accept,
.connect = network_ninaw10_socket_connect,
.send = network_ninaw10_socket_send,
.recv = network_ninaw10_socket_recv,
.sendto = network_ninaw10_socket_sendto,
.recvfrom = network_ninaw10_socket_recvfrom,
.setsockopt = network_ninaw10_socket_setsockopt,
.settimeout = network_ninaw10_socket_settimeout,
.ioctl = network_ninaw10_socket_ioctl,
};
MP_DEFINE_CONST_OBJ_TYPE(
mod_network_nic_type_nina,
MP_QSTR_nina,
MP_TYPE_FLAG_NONE,
make_new, network_ninaw10_make_new,
locals_dict, &nina_locals_dict,
protocol, &mod_network_nic_protocol_nina
);
MP_REGISTER_ROOT_POINTER(struct _machine_spi_obj_t *mp_wifi_spi);
MP_REGISTER_ROOT_POINTER(struct _mp_obj_list_t *mp_wifi_poll_list);
#endif // #if MICROPY_PY_BLUETOOTH && MICROPY_PY_NETWORK_NINAW10