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/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file hfa21.c
* @brief Implement the connection wifi adapter function, using HFA21 device
* @version 1.1
* @author AIIT XUOS Lab
* @date 2021.07.08
*/
#include <adapter.h>
#include <at_agent.h>
#define LEN_PARA_BUF 128
static int Hfa21SetDown(struct Adapter *adapter_at);
/**
* @description: enter AT command mode
* @param at_agent - wifi device agent pointer
* @return success: EOK
*/
static int Hfa21InitAtCmd(ATAgentType at_agent)
{
ATOrderSend(at_agent, REPLY_TIME_OUT, NULL, "+++");
PrivTaskDelay(100);
ATOrderSend(at_agent, REPLY_TIME_OUT, NULL, "a");
PrivTaskDelay(500);
return 0;
}
/**
* @description: Open wifi
* @param adapter - wifi device pointer
* @return success: EOK, failure: ENOMEMORY
*/
static int Hfa21Open(struct Adapter *adapter)
{
/*step1: open ec200t serial port*/
adapter->fd = PrivOpen(ADAPTER_HFA21_DRIVER, O_RDWR);
if (adapter->fd < 0) {
printf("Hfa21Open get serial %s fd error\n", ADAPTER_HFA21_DRIVER);
return -1;
}
/*step2: init AT agent*/
if (!adapter->agent) {
char *agent_name = "wifi_uart_client";
if (EOK != InitATAgent(agent_name, adapter->fd, 512)) {
printf("at agent init failed !\n");
return -1;
}
ATAgentType at_agent = GetATAgent(agent_name);
adapter->agent = at_agent;
}
ADAPTER_DEBUG("Hfa21 open done\n");
return 0;
}
/**
* @description: Close wifi
* @param adapter - wifi device pointer
* @return success: EOK
*/
static int Hfa21Close(struct Adapter *adapter)
{
return Hfa21SetDown(adapter);
}
/**
* @description: send data to adapter
* @param adapter - wifi device pointer
* @param data - data bufferd
* @param data - data length
* @return success: EOK
*/
static int Hfa21Send(struct Adapter *adapter, const void *data, size_t len)
{
x_err_t result = EOK;
if (adapter->agent) {
EntmSend(adapter->agent, (const char *)data, len);
}else {
printf("Can not find agent \n");
}
__exit:
return result;
}
/**
* @description: receive data from adapter
* @param adapter - wifi device pointer
* @param data - data bufferd
* @param data - data length
* @return success: EOK
*/
static int Hfa21Receive(struct Adapter *adapter, void *rev_buffer, size_t buffer_len)
{
x_err_t result = EOK;
printf("hfa21 receive waiting ... \n");
if (adapter->agent) {
return EntmRecv(adapter->agent, (char *)rev_buffer, buffer_len, 40000);
} else {
printf("Can not find agent \n");
}
__exit:
return result;
}
/**
* @description: connnect wifi to internet
* @param adapter - wifi device pointer
* @return success: EOK
*/
static int Hfa21SetUp(struct Adapter *adapter)
{
uint8 wifi_ssid[LEN_PARA_BUF] = "AIIT-Guest";
uint8 wifi_pwd[LEN_PARA_BUF] = "";
char cmd[LEN_PARA_BUF];
//struct at_device_esp8266 *esp8266 = (struct at_device_esp8266 *) device->UserData;
struct ATAgent *agent = adapter->agent;
/* wait hfa21 device startup finish */
PrivTaskDelay(5000);
Hfa21InitAtCmd(agent);
memset(cmd,0,sizeof(cmd));
strcpy(cmd,"AT+FCLR\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(20000);
Hfa21InitAtCmd(agent);
memset(cmd,0,sizeof(cmd));
strcpy(cmd,"AT+WSSSID=");
strcat(cmd,wifi_ssid);
strcat(cmd,"\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(2500);
memset(cmd,0,sizeof(cmd));
strcpy(cmd,"AT+WSKEY=OPEN,NONE,");
strcat(cmd,wifi_pwd);
strcat(cmd,"\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(2500);
memset(cmd,0,sizeof(cmd));
strcpy(cmd,"AT+WMODE=sta\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(2500);
memset(cmd,0,sizeof(cmd));
strcat(cmd,"AT+Z\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(10000);
return 0;
}
/**
* @description: disconnnect wifi from internet
* @param adapter - wifi device pointer
* @return success: EOK
*/
static int Hfa21SetDown(struct Adapter *adapter)
{
Hfa21InitAtCmd(adapter->agent);
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+FCLR\r");
PrivTaskDelay(20000);
return 0;
}
/**
* @description: set wifi ip/gateway/netmask address(in sta mode)
* @param adapter - wifi device pointer
* @param ip - ip address
* @param gateway - gateway address
* @param netmask - netmask address
* @return success: EOK, failure: ENOMEMORY
*/
static int Hfa21SetAddr(struct Adapter *adapter, const char *ip, const char *gateway, const char *netmask)
{
#define HFA21_SET_ADDR_EXPRESSION "+ok=%[^,],%[^,],%[^,],%[^,]\r"
char *dhcp_mode =NULL;
char *ip_str = NULL;
char *gw_str = NULL;
char *mask_str = NULL;
dhcp_mode = (char *) UserCalloc(1, 8);
ip_str = (char *) UserCalloc(1, 17);
gw_str = (char *) UserCalloc(1, 17);
mask_str = (char *) UserCalloc(1, 17);
Hfa21InitAtCmd(adapter->agent);
x_err_t result = EOK;
ATReplyType reply = CreateATReply(64);
if (NULL == reply) {
printf("at_create_resp failed ! \n");
result = ENOMEMORY;
goto __exit;
}
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+WANN=%s,%s,%s,%s\r", "dhcp", ip, netmask, gateway);
PrivTaskDelay(2500);
ATOrderSend(adapter->agent, REPLY_TIME_OUT, reply, "AT+WANN\r");
PrivTaskDelay(2500);
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+Z\r");
PrivTaskDelay(10000);
const char * result_buf = GetReplyText(reply);
char* str = strstr(result_buf, "+ok=");
ParseATReply(str, HFA21_SET_ADDR_EXPRESSION, dhcp_mode,ip_str,mask_str,gw_str);
printf("after configure:\n mode:%s\n ip:%s\n netmask:%s\n gateway:%s\n", dhcp_mode, ip_str, mask_str, gw_str);
__exit:
if (reply) {
DeleteATReply(reply);
}
return result;
}
/**
* @description: ping
* @param adapter - wifi device pointer
* @param destination - domain name or ip address
* @return success: EOK, failure: ENOMEMORY
*/
static int Hfa21Ping(struct Adapter *adapter, const char *destination)
{
char *ping_result = NONE;
char *dst = NONE;
ping_result = (char *) UserCalloc(1, 17);
dst = (char *) UserCalloc(1, 17);
strcpy(dst, destination);
strcat(dst, "\r");
Hfa21InitAtCmd(adapter->agent);
uint32 result = EOK;
ATReplyType reply = CreateATReply(64);
if (NULL == reply) {
printf("at_create_resp failed ! \n");
result = ENOMEMORY;
goto __exit;
}
//ping baidu.com
ATOrderSend(adapter->agent, REPLY_TIME_OUT, reply, "AT+PING=%s", dst);
PrivTaskDelay(2500);
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+Z\r");
PrivTaskDelay(10000);
const char * result_buf = GetReplyText(reply);
char* str = strstr(result_buf, "+ok=");
ParseATReply(str, "+ok=%s\r", ping_result);
printf("ping www.baidu.com(36.152.44.95) result is:%s\n", ping_result);
__exit:
if (reply) {
DeleteATReply(reply);
}
return result;
}
/**
* @description: display network configuration
* @param adapter - wifi device pointer
* @return success: EOK, failure: ENOMEMORY
*/
static int Hfa21Netstat(struct Adapter *adapter)
{
#define HFA21_NETSTAT_RESP_SIZE 320
#define HFA21_NETSTAT_TYPE_SIZE 10
#define HFA21_NETSTAT_IPADDR_SIZE 17
#define HFA21_WANN_EXPRESSION "+ok=%[^,],%[^,],%[^,],%[^,]\r"
#define HFA21_LANN_EXPRESSION "+ok=%[^,],%[^,]\r"
#define HFA21_WMODE_EXPRESSION "+ok=%s\r"
ATReplyType reply = NULL;
struct ATAgent *agent = adapter->agent;
uint32 result;
char * result_buf = NULL;
char * str = NULL;
/* sta/ap */
char *work_mode = NULL;
/* dhcp/static */
char *ip_mode = NULL;
char *local_ipaddr = NULL;
char *gateway = NULL;
char *netmask = NULL;
local_ipaddr = (char *) UserCalloc(1, HFA21_NETSTAT_IPADDR_SIZE);
gateway = (char *) UserCalloc(1, HFA21_NETSTAT_IPADDR_SIZE);
netmask = (char *) UserCalloc(1, HFA21_NETSTAT_IPADDR_SIZE);
work_mode = (char *) UserCalloc(1, HFA21_NETSTAT_IPADDR_SIZE);
ip_mode = (char *) UserCalloc(1, HFA21_NETSTAT_IPADDR_SIZE);
reply = CreateATReply(HFA21_NETSTAT_RESP_SIZE);
if (reply == NULL) {
result = ENOMEMORY;
goto __exit;
}
ATOrderSend(agent, REPLY_TIME_OUT, NULL, "+++");
PrivTaskDelay(100);
ATOrderSend(agent, REPLY_TIME_OUT, NULL, "a");
PrivTaskDelay(2500);
ATOrderSend(agent, REPLY_TIME_OUT, reply, "AT+WMODE\r");
PrivTaskDelay(2500);
result_buf = GetReplyText(reply);
str = strstr(result_buf, "+ok=");
/* parse the third line of response data, get the network connection information */
ParseATReply(str, HFA21_WMODE_EXPRESSION, work_mode);
if (work_mode[0]=='S') {
if (ATOrderSend(agent, REPLY_TIME_OUT, reply, "AT+WANN\r") < 0) {
goto __exit;
}
PrivTaskDelay(2500);
GetReplyText(reply);
str = strstr(result_buf, "+ok=");
/* parse the third line of response data, get the network connection information */
ParseATReply(str, HFA21_WANN_EXPRESSION, ip_mode, local_ipaddr, netmask, gateway);
} else {
ATOrderSend(agent, REPLY_TIME_OUT, reply, "AT+LANN\r");
PrivTaskDelay(2500);
GetReplyText(reply);
str = strstr(result_buf, "+ok=");
/* parse the third line of response data, get the network connection information */
ParseATReply(str, HFA21_LANN_EXPRESSION, local_ipaddr, netmask);
}
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+Z\r");
PrivTaskDelay(10000);
printf("work mode: %s\n", work_mode);
if (work_mode[0]=='S')
printf("ip mode: %s\nlocal ip: %s\nnetmask: %s\ngateway: %s\n", ip_mode, local_ipaddr, netmask, gateway);
else
printf("local ip: %s\nnetmask: %s\n", local_ipaddr, netmask);
return EOK;
__exit:
if (reply)
DeleteATReply(reply);
if (local_ipaddr)
UserFree(local_ipaddr);
if (netmask)
UserFree(netmask);
if (gateway)
UserFree(gateway);
if (work_mode)
UserFree(work_mode);
}
static int Hfa21Connect(struct Adapter *adapter, enum NetRoleType net_role, const char *ip, const char *port, enum IpType ip_type)
{
int result = EOK;
ATReplyType reply = NONE;
char cmd[LEN_PARA_BUF];
struct ATAgent *agent = adapter->agent;
reply = CreateATReply(64);
if (reply == NONE) {
printf("no memory for reply struct.");
return ENOMEMORY;
}
Hfa21InitAtCmd(adapter->agent);
memset(cmd,0,sizeof(cmd));
strcpy(cmd,"AT+NETP=TCP,");
if(net_role == CLIENT)
strcat(cmd,"CLIENT,");
else if(net_role == SERVER)
strcat(cmd,"SERVER,");
strcat(cmd,port);
strcat(cmd,",");
if(ip_type == IPV4)
strcat(cmd,ip);
else if(ip_type == IPV6)
{
}
strcat(cmd,"\r");
ATOrderSend(agent, REPLY_TIME_OUT, NULL, cmd);
PrivTaskDelay(2500);
ATOrderSend(adapter->agent, REPLY_TIME_OUT, NULL, "AT+Z\r");
PrivTaskDelay(10000);
adapter->net_role = net_role;
__exit:
if (reply) {
DeleteATReply(reply);
}
return result;
}
static int Hfa21Ioctl(struct Adapter *adapter, int cmd, void *args)
{
if (OPE_INT != cmd) {
printf("Hfa21Ioctl only support OPE_INT, do not support %d\n", cmd);
return -1;
}
uint32_t baud_rate = *((uint32_t *)args);
struct SerialDataCfg serial_cfg;
memset(&serial_cfg, 0 ,sizeof(struct SerialDataCfg));
serial_cfg.serial_baud_rate = baud_rate;
serial_cfg.serial_data_bits = DATA_BITS_8;
serial_cfg.serial_stop_bits = STOP_BITS_1;
serial_cfg.serial_buffer_size = SERIAL_RB_BUFSZ;
serial_cfg.serial_parity_mode = PARITY_NONE;
serial_cfg.serial_bit_order = BIT_ORDER_LSB;
serial_cfg.serial_invert_mode = NRZ_NORMAL;
#ifdef ADAPTER_HFA21_DRIVER_EXT_PORT
serial_cfg.ext_uart_no = ADAPTER_HFA21_DRIVER_EXT_PORT;
serial_cfg.port_configure = PORT_CFG_INIT;
#endif
struct PrivIoctlCfg ioctl_cfg;
ioctl_cfg.ioctl_driver_type = SERIAL_TYPE;
ioctl_cfg.args = &serial_cfg;
PrivIoctl(adapter->fd, OPE_INT, &ioctl_cfg);
printf("Hfa21Ioctl success\n");
return 0;
}
static const struct IpProtocolDone hfa21_done =
{
.open = Hfa21Open,
.close = Hfa21Close,
.ioctl = Hfa21Ioctl,
.setup = Hfa21SetUp,
.setdown = Hfa21SetDown,
.setaddr = Hfa21SetAddr,
.setdns = NULL,
.setdhcp = NULL,
.ping = Hfa21Ping,
.netstat = Hfa21Netstat,
.connect = Hfa21Connect,
.send = Hfa21Send,
.recv = Hfa21Receive,
.disconnect = NULL,
};
/**
* @description: Register wifi device hfa21
* @return success: EOK, failure: ERROR
*/
AdapterProductInfoType Hfa21Attach(struct Adapter *adapter)
{
struct AdapterProductInfo *product_info = malloc(sizeof(struct AdapterProductInfo));
if (!product_info) {
printf("Hfa21Attach Attach malloc product_info error\n");
free(product_info);
return NULL;
}
product_info->model_name = ADAPTER_WIFI_HFA21;
product_info->model_done = (void *)&hfa21_done;
return product_info;
}