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micropython/ports/cc3200/mods/modwlan.c
Jim Mussared 68090cc6cd cc3200: Remove unused NIC type customisation. 
See the previous commit, except in this case the customisation didn't
actually do anything so can just be removed.

This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
2022-12-15 17:40:18 +11:00

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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Daniel Campora
*
* 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.
*/
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#include "simplelink.h"
#include "py/mpconfig.h"
#include "py/obj.h"
#include "py/objstr.h"
#include "py/runtime.h"
#include "py/stream.h"
#include "py/mphal.h"
#include "shared/timeutils/timeutils.h"
#include "shared/netutils/netutils.h"
#include "modnetwork.h"
#include "modusocket.h"
#include "modwlan.h"
#include "pybrtc.h"
#include "debug.h"
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
#include "serverstask.h"
#endif
#include "mpirq.h"
#include "pybsleep.h"
#include "antenna.h"
/******************************************************************************
DEFINE TYPES
******************************************************************************/
// Status bits - These are used to set/reset the corresponding bits in a given variable
typedef enum{
STATUS_BIT_NWP_INIT = 0, // If this bit is set: Network Processor is
// powered up
STATUS_BIT_CONNECTION, // If this bit is set: the device is connected to
// the AP or client is connected to device (AP)
STATUS_BIT_IP_LEASED, // If this bit is set: the device has leased IP to
// any connected client
STATUS_BIT_IP_ACQUIRED, // If this bit is set: the device has acquired an IP
STATUS_BIT_SMARTCONFIG_START, // If this bit is set: the SmartConfiguration
// process is started from SmartConfig app
STATUS_BIT_P2P_DEV_FOUND, // If this bit is set: the device (P2P mode)
// found any p2p-device in scan
STATUS_BIT_P2P_REQ_RECEIVED, // If this bit is set: the device (P2P mode)
// found any p2p-negotiation request
STATUS_BIT_CONNECTION_FAILED, // If this bit is set: the device(P2P mode)
// connection to client(or reverse way) is failed
STATUS_BIT_PING_DONE // If this bit is set: the device has completed
// the ping operation
} e_StatusBits;
/******************************************************************************
DEFINE CONSTANTS
******************************************************************************/
#define CLR_STATUS_BIT_ALL(status) (status = 0)
#define SET_STATUS_BIT(status, bit) (status |= ( 1 << (bit)))
#define CLR_STATUS_BIT(status, bit) (status &= ~(1 << (bit)))
#define GET_STATUS_BIT(status, bit) (0 != (status & (1 << (bit))))
#define IS_NW_PROCSR_ON(status) GET_STATUS_BIT(status, STATUS_BIT_NWP_INIT)
#define IS_CONNECTED(status) GET_STATUS_BIT(status, STATUS_BIT_CONNECTION)
#define IS_IP_LEASED(status) GET_STATUS_BIT(status, STATUS_BIT_IP_LEASED)
#define IS_IP_ACQUIRED(status) GET_STATUS_BIT(status, STATUS_BIT_IP_ACQUIRED)
#define IS_SMART_CFG_START(status) GET_STATUS_BIT(status, STATUS_BIT_SMARTCONFIG_START)
#define IS_P2P_DEV_FOUND(status) GET_STATUS_BIT(status, STATUS_BIT_P2P_DEV_FOUND)
#define IS_P2P_REQ_RCVD(status) GET_STATUS_BIT(status, STATUS_BIT_P2P_REQ_RECEIVED)
#define IS_CONNECT_FAILED(status) GET_STATUS_BIT(status, STATUS_BIT_CONNECTION_FAILED)
#define IS_PING_DONE(status) GET_STATUS_BIT(status, STATUS_BIT_PING_DONE)
#define MODWLAN_SL_SCAN_ENABLE 1
#define MODWLAN_SL_SCAN_DISABLE 0
#define MODWLAN_SL_MAX_NETWORKS 20
#define MODWLAN_MAX_NETWORKS 20
#define MODWLAN_SCAN_PERIOD_S 3600 // 1 hour
#define MODWLAN_WAIT_FOR_SCAN_MS 1050
#define MODWLAN_CONNECTION_WAIT_MS 2
#define ASSERT_ON_ERROR(x) ASSERT((x) >= 0)
/******************************************************************************
DECLARE PRIVATE DATA
******************************************************************************/
STATIC wlan_obj_t wlan_obj = {
.mode = -1,
.status = 0,
.ip = 0,
.auth = MICROPY_PORT_WLAN_AP_SECURITY,
.channel = MICROPY_PORT_WLAN_AP_CHANNEL,
.ssid = MICROPY_PORT_WLAN_AP_SSID,
.key = MICROPY_PORT_WLAN_AP_KEY,
.mac = {0},
//.ssid_o = {0},
//.bssid = {0},
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
.servers_enabled = false,
#endif
};
STATIC const mp_irq_methods_t wlan_irq_methods;
/******************************************************************************
DECLARE PUBLIC DATA
******************************************************************************/
#ifdef SL_PLATFORM_MULTI_THREADED
OsiLockObj_t wlan_LockObj;
#endif
/******************************************************************************
DECLARE PRIVATE FUNCTIONS
******************************************************************************/
STATIC void wlan_clear_data (void);
STATIC void wlan_reenable (SlWlanMode_t mode);
STATIC void wlan_servers_start (void);
STATIC void wlan_servers_stop (void);
STATIC void wlan_reset (void);
STATIC void wlan_validate_mode (uint mode);
STATIC void wlan_set_mode (uint mode);
STATIC void wlan_validate_ssid_len (uint32_t len);
STATIC void wlan_set_ssid (const char *ssid, uint8_t len, bool add_mac);
STATIC void wlan_validate_security (uint8_t auth, const char *key, uint8_t len);
STATIC void wlan_set_security (uint8_t auth, const char *key, uint8_t len);
STATIC void wlan_validate_channel (uint8_t channel);
STATIC void wlan_set_channel (uint8_t channel);
#if MICROPY_HW_ANTENNA_DIVERSITY
STATIC void wlan_validate_antenna (uint8_t antenna);
STATIC void wlan_set_antenna (uint8_t antenna);
#endif
STATIC void wlan_sl_disconnect (void);
STATIC modwlan_Status_t wlan_do_connect (const char* ssid, uint32_t ssid_len, const char* bssid, uint8_t sec,
const char* key, uint32_t key_len, int32_t timeout);
STATIC void wlan_get_sl_mac (void);
STATIC void wlan_wep_key_unhexlify (const char *key, char *key_out);
STATIC void wlan_lpds_irq_enable (mp_obj_t self_in);
STATIC void wlan_lpds_irq_disable (mp_obj_t self_in);
STATIC bool wlan_scan_result_is_unique (const mp_obj_list_t *nets, _u8 *bssid);
//*****************************************************************************
//
//! \brief The Function Handles WLAN Events
//!
//! \param[in] pWlanEvent - Pointer to WLAN Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkWlanEventHandler(SlWlanEvent_t *pWlanEvent) {
if (!pWlanEvent) {
return;
}
switch(pWlanEvent->Event)
{
case SL_WLAN_CONNECT_EVENT:
{
//slWlanConnectAsyncResponse_t *pEventData = &pWlanEvent->EventData.STAandP2PModeWlanConnected;
// copy the new connection data
//memcpy(wlan_obj.bssid, pEventData->bssid, SL_BSSID_LENGTH);
//memcpy(wlan_obj.ssid_o, pEventData->ssid_name, pEventData->ssid_len);
//wlan_obj.ssid_o[pEventData->ssid_len] = '\0';
SET_STATUS_BIT(wlan_obj.status, STATUS_BIT_CONNECTION);
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
// we must reset the servers in case that the last connection
// was lost without any notification being received
servers_reset();
#endif
}
break;
case SL_WLAN_DISCONNECT_EVENT:
CLR_STATUS_BIT(wlan_obj.status, STATUS_BIT_CONNECTION);
CLR_STATUS_BIT(wlan_obj.status, STATUS_BIT_IP_ACQUIRED);
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
servers_reset();
servers_wlan_cycle_power();
#endif
break;
case SL_WLAN_STA_CONNECTED_EVENT:
{
//slPeerInfoAsyncResponse_t *pEventData = &pWlanEvent->EventData.APModeStaConnected;
// get the mac address and name of the connected device
//memcpy(wlan_obj.bssid, pEventData->mac, SL_BSSID_LENGTH);
//memcpy(wlan_obj.ssid_o, pEventData->go_peer_device_name, pEventData->go_peer_device_name_len);
//wlan_obj.ssid_o[pEventData->go_peer_device_name_len] = '\0';
SET_STATUS_BIT(wlan_obj.status, STATUS_BIT_CONNECTION);
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
// we must reset the servers in case that the last connection
// was lost without any notification being received
servers_reset();
#endif
}
break;
case SL_WLAN_STA_DISCONNECTED_EVENT:
CLR_STATUS_BIT(wlan_obj.status, STATUS_BIT_CONNECTION);
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
servers_reset();
servers_wlan_cycle_power();
#endif
break;
case SL_WLAN_P2P_DEV_FOUND_EVENT:
// TODO
break;
case SL_WLAN_P2P_NEG_REQ_RECEIVED_EVENT:
// TODO
break;
case SL_WLAN_CONNECTION_FAILED_EVENT:
// TODO
break;
default:
break;
}
}
//*****************************************************************************
//
//! \brief This function handles network events such as IP acquisition, IP
//! leased, IP released etc.
//!
//! \param[in] pNetAppEvent - Pointer to NetApp Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkNetAppEventHandler(SlNetAppEvent_t *pNetAppEvent) {
if(!pNetAppEvent) {
return;
}
switch(pNetAppEvent->Event)
{
case SL_NETAPP_IPV4_IPACQUIRED_EVENT:
{
SlIpV4AcquiredAsync_t *pEventData = NULL;
SET_STATUS_BIT(wlan_obj.status, STATUS_BIT_IP_ACQUIRED);
// Ip Acquired Event Data
pEventData = &pNetAppEvent->EventData.ipAcquiredV4;
// Get the ip
wlan_obj.ip = pEventData->ip;
}
break;
case SL_NETAPP_IPV6_IPACQUIRED_EVENT:
break;
case SL_NETAPP_IP_LEASED_EVENT:
break;
case SL_NETAPP_IP_RELEASED_EVENT:
break;
default:
break;
}
}
//*****************************************************************************
//
//! \brief This function handles HTTP server events
//!
//! \param[in] pServerEvent - Contains the relevant event information
//! \param[in] pServerResponse - Should be filled by the user with the
//! relevant response information
//!
//! \return None
//!
//****************************************************************************
void SimpleLinkHttpServerCallback(SlHttpServerEvent_t *pHttpEvent, SlHttpServerResponse_t *pHttpResponse) {
if (!pHttpEvent) {
return;
}
switch (pHttpEvent->Event) {
case SL_NETAPP_HTTPGETTOKENVALUE_EVENT:
break;
case SL_NETAPP_HTTPPOSTTOKENVALUE_EVENT:
break;
default:
break;
}
}
//*****************************************************************************
//
//! \brief This function handles General Events
//!
//! \param[in] pDevEvent - Pointer to General Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkGeneralEventHandler(SlDeviceEvent_t *pDevEvent) {
if (!pDevEvent) {
return;
}
}
//*****************************************************************************
//
//! This function handles socket events indication
//!
//! \param[in] pSock - Pointer to Socket Event Info
//!
//! \return None
//!
//*****************************************************************************
void SimpleLinkSockEventHandler(SlSockEvent_t *pSock) {
if (!pSock) {
return;
}
switch( pSock->Event ) {
case SL_SOCKET_TX_FAILED_EVENT:
switch( pSock->socketAsyncEvent.SockTxFailData.status) {
case SL_ECLOSE:
break;
default:
break;
}
break;
case SL_SOCKET_ASYNC_EVENT:
switch(pSock->socketAsyncEvent.SockAsyncData.type) {
case SSL_ACCEPT:
break;
case RX_FRAGMENTATION_TOO_BIG:
break;
case OTHER_SIDE_CLOSE_SSL_DATA_NOT_ENCRYPTED:
break;
default:
break;
}
break;
default:
break;
}
}
//*****************************************************************************
// SimpleLink Asynchronous Event Handlers -- End
//*****************************************************************************
__attribute__ ((section (".boot")))
void wlan_pre_init (void) {
// create the wlan lock
#ifdef SL_PLATFORM_MULTI_THREADED
ASSERT(OSI_OK == sl_LockObjCreate(&wlan_LockObj, "WlanLock"));
#endif
}
void wlan_first_start (void) {
if (wlan_obj.mode < 0) {
CLR_STATUS_BIT_ALL(wlan_obj.status);
wlan_obj.mode = sl_Start(0, 0, 0);
#ifdef SL_PLATFORM_MULTI_THREADED
sl_LockObjUnlock (&wlan_LockObj);
#endif
}
// get the mac address
wlan_get_sl_mac();
}
void wlan_sl_init (int8_t mode, const char *ssid, uint8_t ssid_len, uint8_t auth, const char *key, uint8_t key_len,
uint8_t channel, uint8_t antenna, bool add_mac) {
// stop the servers
wlan_servers_stop();
// do a basic start
wlan_first_start();
// close any active connections
wlan_sl_disconnect();
// Remove all profiles
ASSERT_ON_ERROR(sl_WlanProfileDel(0xFF));
// Enable the DHCP client
uint8_t value = 1;
ASSERT_ON_ERROR(sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE, 1, 1, &value));
// Set PM policy to normal
ASSERT_ON_ERROR(sl_WlanPolicySet(SL_POLICY_PM, SL_NORMAL_POLICY, NULL, 0));
// Unregister mDNS services
ASSERT_ON_ERROR(sl_NetAppMDNSUnRegisterService(0, 0));
// Stop the internal HTTP server
sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
// Remove all 64 filters (8 * 8)
_WlanRxFilterOperationCommandBuff_t RxFilterIdMask;
memset ((void *)&RxFilterIdMask, 0 ,sizeof(RxFilterIdMask));
memset(RxFilterIdMask.FilterIdMask, 0xFF, 8);
ASSERT_ON_ERROR(sl_WlanRxFilterSet(SL_REMOVE_RX_FILTER, (_u8 *)&RxFilterIdMask, sizeof(_WlanRxFilterOperationCommandBuff_t)));
#if MICROPY_HW_ANTENNA_DIVERSITY
// set the antenna type
wlan_set_antenna (antenna);
#endif
// switch to the requested mode
wlan_set_mode(mode);
// stop and start again (we need to in the propper mode from now on)
wlan_reenable(mode);
// Set Tx power level for station or AP mode
// Number between 0-15, as dB offset from max power - 0 will set max power
uint8_t ucPower = 0;
if (mode == ROLE_AP) {
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_AP_TX_POWER, sizeof(ucPower),
(unsigned char *)&ucPower));
// configure all parameters
wlan_set_ssid (ssid, ssid_len, add_mac);
wlan_set_security (auth, key, key_len);
wlan_set_channel (channel);
// set the country
_u8* country = (_u8*)"EU";
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_COUNTRY_CODE, 2, country));
SlNetCfgIpV4Args_t ipV4;
ipV4.ipV4 = (_u32)SL_IPV4_VAL(192,168,1,1); // _u32 IP address
ipV4.ipV4Mask = (_u32)SL_IPV4_VAL(255,255,255,0); // _u32 Subnet mask for this AP
ipV4.ipV4Gateway = (_u32)SL_IPV4_VAL(192,168,1,1); // _u32 Default gateway address
ipV4.ipV4DnsServer = (_u32)SL_IPV4_VAL(192,168,1,1); // _u32 DNS server address
ASSERT_ON_ERROR(sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE, IPCONFIG_MODE_ENABLE_IPV4,
sizeof(SlNetCfgIpV4Args_t), (_u8 *)&ipV4));
SlNetAppDhcpServerBasicOpt_t dhcpParams;
dhcpParams.lease_time = 4096; // lease time (in seconds) of the IP Address
dhcpParams.ipv4_addr_start = SL_IPV4_VAL(192,168,1,2); // first IP Address for allocation.
dhcpParams.ipv4_addr_last = SL_IPV4_VAL(192,168,1,254); // last IP Address for allocation.
ASSERT_ON_ERROR(sl_NetAppStop(SL_NET_APP_DHCP_SERVER_ID)); // Stop DHCP server before settings
ASSERT_ON_ERROR(sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID, NETAPP_SET_DHCP_SRV_BASIC_OPT,
sizeof(SlNetAppDhcpServerBasicOpt_t), (_u8* )&dhcpParams)); // set parameters
ASSERT_ON_ERROR(sl_NetAppStart(SL_NET_APP_DHCP_SERVER_ID)); // Start DHCP server with new settings
// stop and start again
wlan_reenable(mode);
} else { // STA and P2P modes
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_GENERAL_PARAM_ID, WLAN_GENERAL_PARAM_OPT_STA_TX_POWER,
sizeof(ucPower), (unsigned char *)&ucPower));
// set connection policy to Auto + Fast (tries to connect to the last connected AP)
ASSERT_ON_ERROR(sl_WlanPolicySet(SL_POLICY_CONNECTION, SL_CONNECTION_POLICY(1, 1, 0, 0, 0), NULL, 0));
}
// set current time and date (needed to validate certificates)
wlan_set_current_time (pyb_rtc_get_seconds());
// start the servers before returning
wlan_servers_start();
}
void wlan_update(void) {
#ifndef SL_PLATFORM_MULTI_THREADED
_SlTaskEntry();
#endif
}
void wlan_stop (uint32_t timeout) {
wlan_servers_stop();
#ifdef SL_PLATFORM_MULTI_THREADED
sl_LockObjLock (&wlan_LockObj, SL_OS_WAIT_FOREVER);
#endif
sl_Stop(timeout);
wlan_clear_data();
wlan_obj.mode = -1;
}
void wlan_get_mac (uint8_t *macAddress) {
if (macAddress) {
memcpy (macAddress, wlan_obj.mac, SL_MAC_ADDR_LEN);
}
}
void wlan_get_ip (uint32_t *ip) {
if (ip) {
*ip = IS_IP_ACQUIRED(wlan_obj.status) ? wlan_obj.ip : 0;
}
}
bool wlan_is_connected (void) {
return (GET_STATUS_BIT(wlan_obj.status, STATUS_BIT_CONNECTION) &&
(GET_STATUS_BIT(wlan_obj.status, STATUS_BIT_IP_ACQUIRED) || wlan_obj.mode != ROLE_STA));
}
void wlan_set_current_time (uint32_t seconds_since_2000) {
timeutils_struct_time_t tm;
timeutils_seconds_since_2000_to_struct_time(seconds_since_2000, &tm);
SlDateTime_t sl_datetime = {0};
sl_datetime.sl_tm_day = tm.tm_mday;
sl_datetime.sl_tm_mon = tm.tm_mon;
sl_datetime.sl_tm_year = tm.tm_year;
sl_datetime.sl_tm_hour = tm.tm_hour;
sl_datetime.sl_tm_min = tm.tm_min;
sl_datetime.sl_tm_sec = tm.tm_sec;
sl_DevSet(SL_DEVICE_GENERAL_CONFIGURATION, SL_DEVICE_GENERAL_CONFIGURATION_DATE_TIME, sizeof(SlDateTime_t), (_u8 *)(&sl_datetime));
}
void wlan_off_on (void) {
// no need to lock the WLAN object on every API call since the servers and the MicroPtyhon
// task have the same priority
wlan_reenable(wlan_obj.mode);
}
//*****************************************************************************
// DEFINE STATIC FUNCTIONS
//*****************************************************************************
STATIC void wlan_clear_data (void) {
CLR_STATUS_BIT_ALL(wlan_obj.status);
wlan_obj.ip = 0;
//memset(wlan_obj.ssid_o, 0, sizeof(wlan_obj.ssid));
//memset(wlan_obj.bssid, 0, sizeof(wlan_obj.bssid));
}
STATIC void wlan_reenable (SlWlanMode_t mode) {
// stop and start again
#ifdef SL_PLATFORM_MULTI_THREADED
sl_LockObjLock (&wlan_LockObj, SL_OS_WAIT_FOREVER);
#endif
sl_Stop(SL_STOP_TIMEOUT);
wlan_clear_data();
wlan_obj.mode = sl_Start(0, 0, 0);
#ifdef SL_PLATFORM_MULTI_THREADED
sl_LockObjUnlock (&wlan_LockObj);
#endif
ASSERT (wlan_obj.mode == mode);
}
STATIC void wlan_servers_start (void) {
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
// start the servers if they were enabled before
if (wlan_obj.servers_enabled) {
servers_start();
}
#endif
}
STATIC void wlan_servers_stop (void) {
#if (MICROPY_PORT_HAS_TELNET || MICROPY_PORT_HAS_FTP)
// Stop all other processes using the wlan engine
if ((wlan_obj.servers_enabled = servers_are_enabled())) {
servers_stop();
}
#endif
}
STATIC void wlan_reset (void) {
wlan_servers_stop();
wlan_reenable (wlan_obj.mode);
wlan_servers_start();
}
STATIC void wlan_validate_mode (uint mode) {
if (mode != ROLE_STA && mode != ROLE_AP) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
}
STATIC void wlan_set_mode (uint mode) {
wlan_obj.mode = mode;
ASSERT_ON_ERROR(sl_WlanSetMode(mode));
}
STATIC void wlan_validate_ssid_len (uint32_t len) {
if (len > MODWLAN_SSID_LEN_MAX) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
}
STATIC void wlan_set_ssid (const char *ssid, uint8_t len, bool add_mac) {
if (ssid != NULL) {
// save the ssid
memcpy(&wlan_obj.ssid, ssid, len);
// append the last 2 bytes of the MAC address, since the use of this functionality is under our control
// we can assume that the lenght of the ssid is less than (32 - 5)
if (add_mac) {
snprintf((char *)&wlan_obj.ssid[len], sizeof(wlan_obj.ssid) - len, "-%02x%02x", wlan_obj.mac[4], wlan_obj.mac[5]);
len += 5;
}
wlan_obj.ssid[len] = '\0';
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SSID, len, (unsigned char *)wlan_obj.ssid));
}
}
STATIC void wlan_validate_security (uint8_t auth, const char *key, uint8_t len) {
if (auth != SL_SEC_TYPE_WEP && auth != SL_SEC_TYPE_WPA_WPA2) {
goto invalid_args;
}
if (auth == SL_SEC_TYPE_WEP) {
for (mp_uint_t i = strlen(key); i > 0; i--) {
if (!unichar_isxdigit(*key++)) {
goto invalid_args;
}
}
}
return;
invalid_args:
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
STATIC void wlan_set_security (uint8_t auth, const char *key, uint8_t len) {
wlan_obj.auth = auth;
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_SECURITY_TYPE, sizeof(uint8_t), &auth));
if (key != NULL) {
memcpy(&wlan_obj.key, key, len);
wlan_obj.key[len] = '\0';
_u8 wep_key[32];
if (auth == SL_SEC_TYPE_WEP) {
wlan_wep_key_unhexlify(key, (char *)&wep_key);
key = (const char *)&wep_key;
len /= 2;
}
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_PASSWORD, len, (unsigned char *)key));
} else {
wlan_obj.key[0] = '\0';
}
}
STATIC void wlan_validate_channel (uint8_t channel) {
if (channel < 1 || channel > 11) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
}
STATIC void wlan_set_channel (uint8_t channel) {
wlan_obj.channel = channel;
ASSERT_ON_ERROR(sl_WlanSet(SL_WLAN_CFG_AP_ID, WLAN_AP_OPT_CHANNEL, 1, &channel));
}
#if MICROPY_HW_ANTENNA_DIVERSITY
STATIC void wlan_validate_antenna (uint8_t antenna) {
if (antenna != ANTENNA_TYPE_INTERNAL && antenna != ANTENNA_TYPE_EXTERNAL) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
}
STATIC void wlan_set_antenna (uint8_t antenna) {
wlan_obj.antenna = antenna;
antenna_select(antenna);
}
#endif
STATIC void wlan_sl_disconnect (void) {
// Device in station-mode. Disconnect previous connection if any
// The function returns 0 if 'Disconnected done', negative number if already
// disconnected Wait for 'disconnection' event if 0 is returned, Ignore
// other return-codes
if (0 == sl_WlanDisconnect()) {
while (IS_CONNECTED(wlan_obj.status)) {
mp_hal_delay_ms(MODWLAN_CONNECTION_WAIT_MS);
wlan_update();
}
}
}
STATIC modwlan_Status_t wlan_do_connect (const char* ssid, uint32_t ssid_len, const char* bssid, uint8_t sec,
const char* key, uint32_t key_len, int32_t timeout) {
SlSecParams_t secParams;
secParams.Key = (_i8*)key;
secParams.KeyLen = ((key != NULL) ? key_len : 0);
secParams.Type = sec;
// first close any active connections
wlan_sl_disconnect();
if (!sl_WlanConnect((_i8*)ssid, ssid_len, (_u8*)bssid, &secParams, NULL)) {
// wait for the WLAN Event
uint32_t waitForConnectionMs = 0;
while (timeout && !IS_CONNECTED(wlan_obj.status)) {
mp_hal_delay_ms(MODWLAN_CONNECTION_WAIT_MS);
waitForConnectionMs += MODWLAN_CONNECTION_WAIT_MS;
if (timeout > 0 && waitForConnectionMs > timeout) {
return MODWLAN_ERROR_TIMEOUT;
}
wlan_update();
}
return MODWLAN_OK;
}
return MODWLAN_ERROR_INVALID_PARAMS;
}
STATIC void wlan_get_sl_mac (void) {
// Get the MAC address
uint8_t macAddrLen = SL_MAC_ADDR_LEN;
sl_NetCfgGet(SL_MAC_ADDRESS_GET, NULL, &macAddrLen, wlan_obj.mac);
}
STATIC void wlan_wep_key_unhexlify (const char *key, char *key_out) {
byte hex_byte = 0;
for (mp_uint_t i = strlen(key); i > 0 ; i--) {
hex_byte += unichar_xdigit_value(*key++);
if (i & 1) {
hex_byte <<= 4;
} else {
*key_out++ = hex_byte;
hex_byte = 0;
}
}
}
STATIC void wlan_lpds_irq_enable (mp_obj_t self_in) {
wlan_obj_t *self = self_in;
self->irq_enabled = true;
}
STATIC void wlan_lpds_irq_disable (mp_obj_t self_in) {
wlan_obj_t *self = self_in;
self->irq_enabled = false;
}
STATIC int wlan_irq_flags (mp_obj_t self_in) {
wlan_obj_t *self = self_in;
return self->irq_flags;
}
STATIC bool wlan_scan_result_is_unique (const mp_obj_list_t *nets, _u8 *bssid) {
for (int i = 0; i < nets->len; i++) {
// index 1 in the list is the bssid
mp_obj_str_t *_bssid = (mp_obj_str_t *)((mp_obj_tuple_t *)nets->items[i])->items[1];
if (!memcmp (_bssid->data, bssid, SL_BSSID_LENGTH)) {
return false;
}
}
return true;
}
/******************************************************************************/
// MicroPython bindings; WLAN class
/// \class WLAN - WiFi driver
STATIC mp_obj_t wlan_init_helper(wlan_obj_t *self, const mp_arg_val_t *args) {
// get the mode
int8_t mode = args[0].u_int;
wlan_validate_mode(mode);
// get the ssid
size_t ssid_len = 0;
const char *ssid = NULL;
if (args[1].u_obj != NULL) {
ssid = mp_obj_str_get_data(args[1].u_obj, &ssid_len);
wlan_validate_ssid_len(ssid_len);
}
// get the auth config
uint8_t auth = SL_SEC_TYPE_OPEN;
size_t key_len = 0;
const char *key = NULL;
if (args[2].u_obj != mp_const_none) {
mp_obj_t *sec;
mp_obj_get_array_fixed_n(args[2].u_obj, 2, &sec);
auth = mp_obj_get_int(sec[0]);
key = mp_obj_str_get_data(sec[1], &key_len);
wlan_validate_security(auth, key, key_len);
}
// get the channel
uint8_t channel = args[3].u_int;
wlan_validate_channel(channel);
// get the antenna type
uint8_t antenna = 0;
#if MICROPY_HW_ANTENNA_DIVERSITY
antenna = args[4].u_int;
wlan_validate_antenna(antenna);
#endif
// initialize the wlan subsystem
wlan_sl_init(mode, (const char *)ssid, ssid_len, auth, (const char *)key, key_len, channel, antenna, false);
return mp_const_none;
}
STATIC const mp_arg_t wlan_init_args[] = {
{ MP_QSTR_id, MP_ARG_INT, {.u_int = 0} },
{ MP_QSTR_mode, MP_ARG_INT, {.u_int = ROLE_STA} },
{ MP_QSTR_ssid, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
{ MP_QSTR_auth, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_channel, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 1} },
#if MICROPY_HW_ANTENNA_DIVERSITY
{ MP_QSTR_antenna, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = ANTENNA_TYPE_INTERNAL} },
#endif
};
STATIC mp_obj_t wlan_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
// parse args
mp_map_t kw_args;
mp_map_init_fixed_table(&kw_args, n_kw, all_args + n_args);
mp_arg_val_t args[MP_ARRAY_SIZE(wlan_init_args)];
mp_arg_parse_all(n_args, all_args, &kw_args, MP_ARRAY_SIZE(args), wlan_init_args, args);
// setup the object
wlan_obj_t *self = &wlan_obj;
self->base.type = (mp_obj_t)&mod_network_nic_type_wlan;
// give it to the sleep module
pyb_sleep_set_wlan_obj(self);
if (n_args > 1 || n_kw > 0) {
// check the peripheral id
if (args[0].u_int != 0) {
mp_raise_OSError(MP_ENODEV);
}
// start the peripheral
wlan_init_helper(self, &args[1]);
}
return (mp_obj_t)self;
}
STATIC mp_obj_t wlan_init(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
// parse args
mp_arg_val_t args[MP_ARRAY_SIZE(wlan_init_args) - 1];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(args), &wlan_init_args[1], args);
return wlan_init_helper(pos_args[0], args);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(wlan_init_obj, 1, wlan_init);
STATIC mp_obj_t wlan_scan(mp_obj_t self_in) {
STATIC const qstr wlan_scan_info_fields[] = {
MP_QSTR_ssid, MP_QSTR_bssid, MP_QSTR_sec, MP_QSTR_channel, MP_QSTR_rssi
};
// check for correct wlan mode
if (wlan_obj.mode == ROLE_AP) {
mp_raise_OSError(MP_EPERM);
}
Sl_WlanNetworkEntry_t wlanEntry;
mp_obj_t nets = mp_obj_new_list(0, NULL);
uint8_t _index = 0;
// trigger a new network scan
uint32_t scanSeconds = MODWLAN_SCAN_PERIOD_S;
ASSERT_ON_ERROR(sl_WlanPolicySet(SL_POLICY_SCAN , MODWLAN_SL_SCAN_ENABLE, (_u8 *)&scanSeconds, sizeof(scanSeconds)));
// wait for the scan to complete
mp_hal_delay_ms(MODWLAN_WAIT_FOR_SCAN_MS);
do {
if (sl_WlanGetNetworkList(_index++, 1, &wlanEntry) <= 0) {
break;
}
// we must skip any duplicated results
if (!wlan_scan_result_is_unique(nets, wlanEntry.bssid)) {
continue;
}
mp_obj_t tuple[5];
tuple[0] = mp_obj_new_str((const char *)wlanEntry.ssid, wlanEntry.ssid_len);
tuple[1] = mp_obj_new_bytes((const byte *)wlanEntry.bssid, SL_BSSID_LENGTH);
// 'normalize' the security type
if (wlanEntry.sec_type > 2) {
wlanEntry.sec_type = 2;
}
tuple[2] = mp_obj_new_int(wlanEntry.sec_type);
tuple[3] = mp_const_none;
tuple[4] = mp_obj_new_int(wlanEntry.rssi);
// add the network to the list
mp_obj_list_append(nets, mp_obj_new_attrtuple(wlan_scan_info_fields, 5, tuple));
} while (_index < MODWLAN_SL_MAX_NETWORKS);
return nets;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(wlan_scan_obj, wlan_scan);
STATIC mp_obj_t wlan_connect(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
STATIC const mp_arg_t allowed_args[] = {
{ MP_QSTR_ssid, MP_ARG_REQUIRED | MP_ARG_OBJ, },
{ MP_QSTR_auth, MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_bssid, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
{ MP_QSTR_timeout, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
};
// check for the correct wlan mode
if (wlan_obj.mode == ROLE_AP) {
mp_raise_OSError(MP_EPERM);
}
// parse args
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 the ssid
size_t ssid_len;
const char *ssid = mp_obj_str_get_data(args[0].u_obj, &ssid_len);
wlan_validate_ssid_len(ssid_len);
// get the auth config
uint8_t auth = SL_SEC_TYPE_OPEN;
size_t key_len = 0;
const char *key = NULL;
if (args[1].u_obj != mp_const_none) {
mp_obj_t *sec;
mp_obj_get_array_fixed_n(args[1].u_obj, 2, &sec);
auth = mp_obj_get_int(sec[0]);
key = mp_obj_str_get_data(sec[1], &key_len);
wlan_validate_security(auth, key, key_len);
// convert the wep key if needed
if (auth == SL_SEC_TYPE_WEP) {
_u8 wep_key[32];
wlan_wep_key_unhexlify(key, (char *)&wep_key);
key = (const char *)&wep_key;
key_len /= 2;
}
}
// get the bssid
const char *bssid = NULL;
if (args[2].u_obj != mp_const_none) {
bssid = mp_obj_str_get_str(args[2].u_obj);
}
// get the timeout
int32_t timeout = -1;
if (args[3].u_obj != mp_const_none) {
timeout = mp_obj_get_int(args[3].u_obj);
}
// connect to the requested access point
modwlan_Status_t status;
status = wlan_do_connect (ssid, ssid_len, bssid, auth, key, key_len, timeout);
if (status == MODWLAN_ERROR_TIMEOUT) {
mp_raise_OSError(MP_ETIMEDOUT);
} else if (status == MODWLAN_ERROR_INVALID_PARAMS) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(wlan_connect_obj, 1, wlan_connect);
STATIC mp_obj_t wlan_disconnect(mp_obj_t self_in) {
wlan_sl_disconnect();
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(wlan_disconnect_obj, wlan_disconnect);
STATIC mp_obj_t wlan_isconnected(mp_obj_t self_in) {
return wlan_is_connected() ? mp_const_true : mp_const_false;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(wlan_isconnected_obj, wlan_isconnected);
STATIC mp_obj_t wlan_ifconfig(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
STATIC const mp_arg_t wlan_ifconfig_args[] = {
{ MP_QSTR_id, MP_ARG_INT, {.u_int = 0} },
{ MP_QSTR_config, MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
};
// parse args
mp_arg_val_t args[MP_ARRAY_SIZE(wlan_ifconfig_args)];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(args), wlan_ifconfig_args, args);
// check the interface id
if (args[0].u_int != 0) {
mp_raise_OSError(MP_EPERM);
}
// get the configuration
if (args[1].u_obj == MP_OBJ_NULL) {
// get
unsigned char len = sizeof(SlNetCfgIpV4Args_t);
unsigned char dhcpIsOn;
SlNetCfgIpV4Args_t ipV4;
sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO, &dhcpIsOn, &len, (uint8_t *)&ipV4);
mp_obj_t ifconfig[4] = {
netutils_format_ipv4_addr((uint8_t *)&ipV4.ipV4, NETUTILS_LITTLE),
netutils_format_ipv4_addr((uint8_t *)&ipV4.ipV4Mask, NETUTILS_LITTLE),
netutils_format_ipv4_addr((uint8_t *)&ipV4.ipV4Gateway, NETUTILS_LITTLE),
netutils_format_ipv4_addr((uint8_t *)&ipV4.ipV4DnsServer, NETUTILS_LITTLE)
};
return mp_obj_new_tuple(4, ifconfig);
} else { // set the configuration
if (mp_obj_is_type(args[1].u_obj, &mp_type_tuple)) {
// set a static ip
mp_obj_t *items;
mp_obj_get_array_fixed_n(args[1].u_obj, 4, &items);
SlNetCfgIpV4Args_t ipV4;
netutils_parse_ipv4_addr(items[0], (uint8_t *)&ipV4.ipV4, NETUTILS_LITTLE);
netutils_parse_ipv4_addr(items[1], (uint8_t *)&ipV4.ipV4Mask, NETUTILS_LITTLE);
netutils_parse_ipv4_addr(items[2], (uint8_t *)&ipV4.ipV4Gateway, NETUTILS_LITTLE);
netutils_parse_ipv4_addr(items[3], (uint8_t *)&ipV4.ipV4DnsServer, NETUTILS_LITTLE);
if (wlan_obj.mode == ROLE_AP) {
ASSERT_ON_ERROR(sl_NetCfgSet(SL_IPV4_AP_P2P_GO_STATIC_ENABLE, IPCONFIG_MODE_ENABLE_IPV4, sizeof(SlNetCfgIpV4Args_t), (_u8 *)&ipV4));
SlNetAppDhcpServerBasicOpt_t dhcpParams;
dhcpParams.lease_time = 4096; // lease time (in seconds) of the IP Address
dhcpParams.ipv4_addr_start = ipV4.ipV4 + 1; // first IP Address for allocation.
dhcpParams.ipv4_addr_last = (ipV4.ipV4 & 0xFFFFFF00) + 254; // last IP Address for allocation.
ASSERT_ON_ERROR(sl_NetAppStop(SL_NET_APP_DHCP_SERVER_ID)); // stop DHCP server before settings
ASSERT_ON_ERROR(sl_NetAppSet(SL_NET_APP_DHCP_SERVER_ID, NETAPP_SET_DHCP_SRV_BASIC_OPT,
sizeof(SlNetAppDhcpServerBasicOpt_t), (_u8* )&dhcpParams)); // set parameters
ASSERT_ON_ERROR(sl_NetAppStart(SL_NET_APP_DHCP_SERVER_ID)); // start DHCP server with new settings
} else {
ASSERT_ON_ERROR(sl_NetCfgSet(SL_IPV4_STA_P2P_CL_STATIC_ENABLE, IPCONFIG_MODE_ENABLE_IPV4, sizeof(SlNetCfgIpV4Args_t), (_u8 *)&ipV4));
}
} else {
// check for the correct string
const char *mode = mp_obj_str_get_str(args[1].u_obj);
if (strcmp("dhcp", mode)) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
// only if we are not in AP mode
if (wlan_obj.mode != ROLE_AP) {
_u8 val = 1;
sl_NetCfgSet(SL_IPV4_STA_P2P_CL_DHCP_ENABLE, IPCONFIG_MODE_ENABLE_IPV4, 1, &val);
}
}
// config values have changed, so reset
wlan_reset();
// set current time and date (needed to validate certificates)
wlan_set_current_time (pyb_rtc_get_seconds());
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(wlan_ifconfig_obj, 1, wlan_ifconfig);
STATIC mp_obj_t wlan_mode(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
return mp_obj_new_int(self->mode);
} else {
uint mode = mp_obj_get_int(args[1]);
wlan_validate_mode(mode);
wlan_set_mode(mode);
wlan_reset();
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_mode_obj, 1, 2, wlan_mode);
STATIC mp_obj_t wlan_ssid(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
return mp_obj_new_str((const char *)self->ssid, strlen((const char *)self->ssid));
} else {
size_t len;
const char *ssid = mp_obj_str_get_data(args[1], &len);
wlan_validate_ssid_len(len);
wlan_set_ssid(ssid, len, false);
wlan_reset();
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_ssid_obj, 1, 2, wlan_ssid);
STATIC mp_obj_t wlan_auth(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
if (self->auth == SL_SEC_TYPE_OPEN) {
return mp_const_none;
} else {
mp_obj_t security[2];
security[0] = mp_obj_new_int(self->auth);
security[1] = mp_obj_new_str((const char *)self->key, strlen((const char *)self->key));
return mp_obj_new_tuple(2, security);
}
} else {
// get the auth config
uint8_t auth = SL_SEC_TYPE_OPEN;
size_t key_len = 0;
const char *key = NULL;
if (args[1] != mp_const_none) {
mp_obj_t *sec;
mp_obj_get_array_fixed_n(args[1], 2, &sec);
auth = mp_obj_get_int(sec[0]);
key = mp_obj_str_get_data(sec[1], &key_len);
wlan_validate_security(auth, key, key_len);
}
wlan_set_security(auth, key, key_len);
wlan_reset();
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_auth_obj, 1, 2, wlan_auth);
STATIC mp_obj_t wlan_channel(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
return mp_obj_new_int(self->channel);
} else {
uint8_t channel = mp_obj_get_int(args[1]);
wlan_validate_channel(channel);
wlan_set_channel(channel);
wlan_reset();
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_channel_obj, 1, 2, wlan_channel);
STATIC mp_obj_t wlan_antenna(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
return mp_obj_new_int(self->antenna);
} else {
#if MICROPY_HW_ANTENNA_DIVERSITY
uint8_t antenna = mp_obj_get_int(args[1]);
wlan_validate_antenna(antenna);
wlan_set_antenna(antenna);
#endif
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_antenna_obj, 1, 2, wlan_antenna);
STATIC mp_obj_t wlan_mac(size_t n_args, const mp_obj_t *args) {
wlan_obj_t *self = args[0];
if (n_args == 1) {
return mp_obj_new_bytes((const byte *)self->mac, SL_BSSID_LENGTH);
} else {
mp_buffer_info_t bufinfo;
mp_get_buffer_raise(args[1], &bufinfo, MP_BUFFER_READ);
if (bufinfo.len != 6) {
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
memcpy(self->mac, bufinfo.buf, SL_MAC_ADDR_LEN);
sl_NetCfgSet(SL_MAC_ADDRESS_SET, 1, SL_MAC_ADDR_LEN, (_u8 *)self->mac);
wlan_reset();
return mp_const_none;
}
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_mac_obj, 1, 2, wlan_mac);
STATIC mp_obj_t wlan_irq(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
mp_arg_val_t args[mp_irq_INIT_NUM_ARGS];
mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, mp_irq_INIT_NUM_ARGS, mp_irq_init_args, args);
wlan_obj_t *self = pos_args[0];
// check the trigger, only one type is supported
if (mp_obj_get_int(args[0].u_obj) != MODWLAN_WIFI_EVENT_ANY) {
goto invalid_args;
}
// check the power mode
if (mp_obj_get_int(args[3].u_obj) != PYB_PWR_MODE_LPDS) {
goto invalid_args;
}
// create the callback
mp_obj_t _irq = mp_irq_new (self, args[2].u_obj, &wlan_irq_methods);
self->irq_obj = _irq;
// enable the irq just before leaving
wlan_lpds_irq_enable(self);
return _irq;
invalid_args:
mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
}
STATIC MP_DEFINE_CONST_FUN_OBJ_KW(wlan_irq_obj, 1, wlan_irq);
//STATIC mp_obj_t wlan_connections (mp_obj_t self_in) {
// mp_obj_t device[2];
// mp_obj_t connections = mp_obj_new_list(0, NULL);
//
// if (wlan_is_connected()) {
// device[0] = mp_obj_new_str((const char *)wlan_obj.ssid_o, strlen((const char *)wlan_obj.ssid_o));
// device[1] = mp_obj_new_bytes((const byte *)wlan_obj.bssid, SL_BSSID_LENGTH);
// // add the device to the list
// mp_obj_list_append(connections, mp_obj_new_tuple(MP_ARRAY_SIZE(device), device));
// }
// return connections;
//}
//STATIC MP_DEFINE_CONST_FUN_OBJ_1(wlan_connections_obj, wlan_connections);
//STATIC mp_obj_t wlan_urn (uint n_args, const mp_obj_t *args) {
// char urn[MAX_DEVICE_URN_LEN];
// uint8_t len = MAX_DEVICE_URN_LEN;
//
// // an URN is given, so set it
// if (n_args == 2) {
// const char *p = mp_obj_str_get_str(args[1]);
// uint8_t len = strlen(p);
//
// // the call to sl_NetAppSet corrupts the input string URN=args[1], so we copy into a local buffer
// if (len > MAX_DEVICE_URN_LEN) {
// mp_raise_ValueError(MP_ERROR_TEXT("invalid argument(s) value"));
// }
// strcpy(urn, p);
//
// if (sl_NetAppSet(SL_NET_APP_DEVICE_CONFIG_ID, NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN, len, (unsigned char *)urn) < 0) {
// mp_raise_OSError(MP_EIO);
// }
// }
// else {
// // get the URN
// if (sl_NetAppGet(SL_NET_APP_DEVICE_CONFIG_ID, NETAPP_SET_GET_DEV_CONF_OPT_DEVICE_URN, &len, (uint8_t *)urn) < 0) {
// mp_raise_OSError(MP_EIO);
// }
// return mp_obj_new_str(urn, (len - 1));
// }
//
// return mp_const_none;
//}
//STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(wlan_urn_obj, 1, 2, wlan_urn);
STATIC mp_obj_t wlan_print_ver(void) {
SlVersionFull ver;
byte config_opt = SL_DEVICE_GENERAL_VERSION;
byte config_len = sizeof(ver);
sl_DevGet(SL_DEVICE_GENERAL_CONFIGURATION, &config_opt, &config_len, (byte*)&ver);
printf("NWP: %d.%d.%d.%d\n", (int)ver.NwpVersion[0], (int)ver.NwpVersion[1], (int)ver.NwpVersion[2], (int)ver.NwpVersion[3]);
printf("MAC: %d.%d.%d.%d\n", (int)ver.ChipFwAndPhyVersion.FwVersion[0], (int)ver.ChipFwAndPhyVersion.FwVersion[1],
(int)ver.ChipFwAndPhyVersion.FwVersion[2], (int)ver.ChipFwAndPhyVersion.FwVersion[3]);
printf("PHY: %d.%d.%d.%d\n", ver.ChipFwAndPhyVersion.PhyVersion[0], ver.ChipFwAndPhyVersion.PhyVersion[1],
ver.ChipFwAndPhyVersion.PhyVersion[2], ver.ChipFwAndPhyVersion.PhyVersion[3]);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(wlan_print_ver_fun_obj, wlan_print_ver);
STATIC MP_DEFINE_CONST_STATICMETHOD_OBJ(wlan_print_ver_obj, MP_ROM_PTR(&wlan_print_ver_fun_obj));
STATIC const mp_rom_map_elem_t wlan_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_init), MP_ROM_PTR(&wlan_init_obj) },
{ MP_ROM_QSTR(MP_QSTR_scan), MP_ROM_PTR(&wlan_scan_obj) },
{ MP_ROM_QSTR(MP_QSTR_connect), MP_ROM_PTR(&wlan_connect_obj) },
{ MP_ROM_QSTR(MP_QSTR_disconnect), MP_ROM_PTR(&wlan_disconnect_obj) },
{ MP_ROM_QSTR(MP_QSTR_isconnected), MP_ROM_PTR(&wlan_isconnected_obj) },
{ MP_ROM_QSTR(MP_QSTR_ifconfig), MP_ROM_PTR(&wlan_ifconfig_obj) },
{ MP_ROM_QSTR(MP_QSTR_mode), MP_ROM_PTR(&wlan_mode_obj) },
{ MP_ROM_QSTR(MP_QSTR_ssid), MP_ROM_PTR(&wlan_ssid_obj) },
{ MP_ROM_QSTR(MP_QSTR_auth), MP_ROM_PTR(&wlan_auth_obj) },
{ MP_ROM_QSTR(MP_QSTR_channel), MP_ROM_PTR(&wlan_channel_obj) },
{ MP_ROM_QSTR(MP_QSTR_antenna), MP_ROM_PTR(&wlan_antenna_obj) },
{ MP_ROM_QSTR(MP_QSTR_mac), MP_ROM_PTR(&wlan_mac_obj) },
{ MP_ROM_QSTR(MP_QSTR_irq), MP_ROM_PTR(&wlan_irq_obj) },
//{ MP_ROM_QSTR(MP_QSTR_connections), MP_ROM_PTR(&wlan_connections_obj) },
//{ MP_ROM_QSTR(MP_QSTR_urn), MP_ROM_PTR(&wlan_urn_obj) },
{ MP_ROM_QSTR(MP_QSTR_print_ver), MP_ROM_PTR(&wlan_print_ver_obj) },
// class constants
{ MP_ROM_QSTR(MP_QSTR_STA), MP_ROM_INT(ROLE_STA) },
{ MP_ROM_QSTR(MP_QSTR_AP), MP_ROM_INT(ROLE_AP) },
{ MP_ROM_QSTR(MP_QSTR_WEP), MP_ROM_INT(SL_SEC_TYPE_WEP) },
{ MP_ROM_QSTR(MP_QSTR_WPA), MP_ROM_INT(SL_SEC_TYPE_WPA_WPA2) },
{ MP_ROM_QSTR(MP_QSTR_WPA2), MP_ROM_INT(SL_SEC_TYPE_WPA_WPA2) },
#if MICROPY_HW_ANTENNA_DIVERSITY
{ MP_ROM_QSTR(MP_QSTR_INT_ANT), MP_ROM_INT(ANTENNA_TYPE_INTERNAL) },
{ MP_ROM_QSTR(MP_QSTR_EXT_ANT), MP_ROM_INT(ANTENNA_TYPE_EXTERNAL) },
#endif
{ MP_ROM_QSTR(MP_QSTR_ANY_EVENT), MP_ROM_INT(MODWLAN_WIFI_EVENT_ANY) },
};
STATIC MP_DEFINE_CONST_DICT(wlan_locals_dict, wlan_locals_dict_table);
MP_DEFINE_CONST_OBJ_TYPE(
mod_network_nic_type_wlan,
MP_QSTR_WLAN,
MP_TYPE_FLAG_NONE,
make_new, wlan_make_new,
locals_dict, &wlan_locals_dict
);
STATIC const mp_irq_methods_t wlan_irq_methods = {
.init = wlan_irq,
.enable = wlan_lpds_irq_enable,
.disable = wlan_lpds_irq_disable,
.flags = wlan_irq_flags,
};
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