From 4b2a3d02f35f20fa4f7bf423b0e12ceeddafbaf3 Mon Sep 17 00:00:00 2001 From: bernard Date: Wed, 25 Oct 2017 07:37:26 +0800 Subject: [DeviceDrivers] Add wifi device/cmd. --- components/drivers/wlan/wlan_dev.c | 246 +++++++++++++++++++++++++++++++++++++ 1 file changed, 246 insertions(+) create mode 100644 components/drivers/wlan/wlan_dev.c (limited to 'components/drivers/wlan/wlan_dev.c') diff --git a/components/drivers/wlan/wlan_dev.c b/components/drivers/wlan/wlan_dev.c new file mode 100644 index 0000000000..7c310791fa --- /dev/null +++ b/components/drivers/wlan/wlan_dev.c @@ -0,0 +1,246 @@ +/* + * RT-Thread Wi-Fi Device + * + * COPYRIGHT (C) 2014 - 2015, Shanghai Real-Thread Technology Co., Ltd + * + * This file is part of RT-Thread (http://www.rt-thread.org) + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Change Logs: + * Date Author Notes + * 2014-09-11 Bernard the first verion + */ + +#include +#include + +#include + +#include "wlan_dev.h" +#include "wlan_cmd.h" + +#define NIOCTL_SADDR 0x02 + +void rt_wlan_info_init(struct rt_wlan_info* info, rt_wlan_mode_t mode, rt_wlan_security_t security, + char *ssid) +{ + if (info == RT_NULL) return ; + + memset(info, 0x0, sizeof(struct rt_wlan_info)); + info->mode = mode; + info->security = security; + if (ssid) + { + info->ssid = rt_malloc(strlen((char*)ssid) + 1); + if (info->ssid) + { + strncpy((char*)info->ssid, (char*)ssid, strlen((char*)ssid) + 1); + } + } +} + +void rt_wlan_info_deinit(struct rt_wlan_info* info) +{ + if (info->ssid) + { + rt_free(info->ssid); + info->ssid = RT_NULL; + } + + memset(info, 0x0, sizeof(struct rt_wlan_info)); +} + +int rt_wlan_init(struct rt_wlan_device* device, rt_wlan_mode_t mode) +{ + int result; + + if (device == RT_NULL) return 0; + + result = rt_device_control(RT_DEVICE(device), WIFI_INIT, (void*)&mode); + + return result; +} + +int rt_wlan_connect(struct rt_wlan_device* device, struct rt_wlan_info* info, char *password) +{ + int result = 0; + + if (device == RT_NULL) return -RT_EIO; + + if (info != RT_NULL) + { + rt_wlan_set_info(device, info); + } + + result = rt_device_control(RT_DEVICE(device), WIFI_EASYJOIN, (void*)password); + if (result == RT_EOK) + { + struct netif *netif = device->parent.netif; + + netifapi_netif_set_up(netif); + eth_device_linkchange(&(device->parent), RT_TRUE); + +#ifdef RT_LWIP_DHCP + /* set DHCP flags */ + // netif->flags |= NETIF_FLAG_DHCP; + /* start DHCP */ + dhcp_start(netif); +#endif + + rt_strncpy((char*)device->key, (char*)password, sizeof(device->key) - 1); + } + + return result; +} + +int rt_wlan_softap(struct rt_wlan_device* device, struct rt_wlan_info* info, char *password) +{ + int result = RT_EOK; + + if (device == RT_NULL) return -RT_EIO; + + if (info != RT_NULL) + { + rt_wlan_set_info(device, info); + } + + result = rt_device_control(RT_DEVICE(device), WIFI_SOFTAP, (void*)password); + if (result == RT_EOK) + { + rt_strncpy((char*)device->key, (char*)password, sizeof(device->key) - 1); + + netifapi_netif_set_up(device->parent.netif); + eth_device_linkchange(&(device->parent), RT_TRUE); + + wifi_softap_setup_netif(device->parent.netif); + } + + return result; +} + +int rt_wlan_disconnect(struct rt_wlan_device* device) +{ + int result = 0; + + if (device == RT_NULL) return -RT_EIO; + + /* save event handler */ + result = rt_device_control(RT_DEVICE(device), WIFI_DISCONNECT, RT_NULL); + if (result == RT_EOK) + { + netifapi_netif_set_down(device->parent.netif); + eth_device_linkchange(&(device->parent), RT_FALSE); + } + + return result; +} + +int rt_wlan_set_info(struct rt_wlan_device* device, struct rt_wlan_info* info) +{ + if (device->info == info) return RT_EOK; /* same info */ + + if (device->info != RT_NULL) + { + rt_wlan_info_deinit(device->info); + rt_free(device->info); + } + + device->info = info; + + return RT_EOK; +} + +struct rt_wlan_info *rt_wlan_get_info(struct rt_wlan_device* device) +{ + struct rt_wlan_info* info = RT_NULL; + + if (device != RT_NULL) + { + info = device->info; + } + + return info; +} + +int rt_wlan_scan(struct rt_wlan_device* device, struct rt_wlan_info *infos, int item_sz) +{ + int result; + struct rt_wlan_info_request request; + + if (device == RT_NULL) return 0; + + request.req_number = item_sz; + request.rsp_number = 0; + request.infos = infos; + + result = rt_device_control(RT_DEVICE(device), WIFI_SCAN, (void*)&request); + result = result; /* skip warning */ + + return request.rsp_number; +} + +int rt_wlan_get_rssi(struct rt_wlan_device* device) +{ + int rssi; + int result; + + if (device == RT_NULL) return 0; + result = rt_device_control(RT_DEVICE(device), WIFI_GET_RSSI, (void*)&rssi); + + if (result == RT_EOK) return rssi; + + return result; +} + +int rt_wlan_get_mac(struct rt_wlan_device* device, rt_uint8_t hwaddr[6]) +{ + int result; + if (device == RT_NULL) return 0; + result = rt_device_control(RT_DEVICE(device), NIOCTL_GADDR, (void*)hwaddr); + return result; +} + +int rt_wlan_set_mac(struct rt_wlan_device* device, rt_uint8_t hwaddr[6]) +{ + int result; + if (device == RT_NULL) return 0; + result = rt_device_control(RT_DEVICE(device), NIOCTL_SADDR, (void*)hwaddr); + return result; +} + +int rt_wlan_enter_powersave(struct rt_wlan_device* device, int level) +{ + int result = 0; + + if (device == RT_NULL) return -RT_EIO; + + result = rt_device_control(RT_DEVICE(device), WIFI_ENTER_POWERSAVE, (void*)&level); + + return result; +} + +void rt_wlan_set_event_callback(struct rt_wlan_device* device, rt_wlan_event_handler handler, + void *user_data) +{ + if (device == RT_NULL) return ; + + device->handler = handler; + device->user_data = user_data; + + return ; +} -- cgit v1.3.1