int main(void)
{
uchar ucKey;
ushort ret;
uchar *data="\x12\x34\x56\x78";
int len=strlen(data);
SystemInit();
while(1)
{
ScrCls();
kbflush();
ScrPrint(0,0,0x01|0x80,"CRC-16 ");
do{
ucKey=getkey();
}while(ucKey!=KEY1 && ucKey!=KEYENTER && ucKey!=KEYCANCEL);
if(ucKey==KEY1 || ucKey==KEYENTER)
{
ScrCls();
ret=get_crc16(data,len);
Lcdprintf("0x%x\n",ret);
getkey();
}
if(ucKey==KEYCANCEL) return 1;
}
return 0;
}
ushort get_crc16(const uchar *data_block,int data_len)
{
uchar i;
int j;
ushort crc16;
ulong temp=0;
if(NULL==data_block)
{
Lcdprintf("Param Error\n");
return 1;
}
for(j=0;j<data_len;j++)
{
for(i=0x80;i!=0x00;i=i>>1)
{
temp<<=1;
if(temp & 0x10000)
temp=temp ^ 0x11021;
if(*data_block & i)
{
temp^=0x1021;
}
}
data_block++;
}
crc16=temp;
return crc16;
}
//扫描周围的热点
int ScanWifiAps(void)
{
int i, iRet, iApCount;
uchar ucKey, ucTempBuf[100];
ST_WIFI_AP stWifiAps[16];
ScrClrBelow(1);
ScrPrint(0, 1, 0, _T("SCANNING AP...")); //scanning ap
if(strlen(glSysCtrl.stAppWifiPara.Ssid) != 0)
{
WifiDisconAp();
}
iApCount = 8;
memset(&stWifiAps, 0, sizeof(stWifiAps));
iRet = WifiScanAps(&stWifiAps[0], iApCount);
if(iRet == 0)
{
ScrClrBelow(1);
ScrPrint(0, 2, 0, _T("NO AVAILABLE AP"));
getkey();
return WIFI_ERR_NULL;
}
if(iRet < 0)
{
ScrClrBelow(1);
ScrPrint(0, 2, 0, "ScanAps err=%d", iRet);
getkey();
return WIFI_ERR_SCAN;
}
ScrCls();
PubDispString(_T("SEARCH NETWORK"), DISP_LINE_CENTER|0); //please select
//显示搜索到的热点
for (i=0; i<iRet; i++)
{
ScrPrint(0, (uchar)(i + 1), 0, "%d - %s",i, stWifiAps[i].Ssid);
}
while (1)
{
kbflush();
ucKey = PubWaitKey(USER_OPER_TIMEOUT);
if (ucKey == KEYCANCEL || ucKey == NOKEY)
{
return ucKey; //modify by wuc 2014.4.1
}
i = ucKey - 0x30;
if(i<0 || i>iRet)
{
continue;
}
break;
}
strcpy(glSysCtrl.stAppWifiPara.Ssid, stWifiAps[i].Ssid);
//判断是否需要密码
if(stWifiAps[i].SecMode == 0) //无加密
{
glSysCtrl.stAppWifiPara.SecMode = 0;
}
else if(stWifiAps[i].SecMode == 1) //WEP加密
{
glSysCtrl.stAppWifiPara.SecMode = 1;
memset(ucTempBuf, 0, sizeof(ucTempBuf));
iRet = GetWifiKey(stWifiAps[i].Ssid, stWifiAps[i].SecMode, ucTempBuf);
if(iRet)
{
return iRet;
}
strcpy(glSysCtrl.stAppWifiPara.Wep, ucTempBuf);
}
else if(stWifiAps[i].SecMode == 2) //WPA/WPA2加密 TKIP
{
glSysCtrl.stAppWifiPara.SecMode = 2;
memset(ucTempBuf, 0, sizeof(ucTempBuf));
iRet = GetWifiKey(stWifiAps[i].Ssid, stWifiAps[i].SecMode, ucTempBuf);
if(iRet)
{
return iRet;
}
strcpy(glSysCtrl.stAppWifiPara.Wpa, ucTempBuf);
}
else if(stWifiAps[i].SecMode == 3) //WPA-PSK/WPA2-PSK加密 AES
{
glSysCtrl.stAppWifiPara.SecMode = 3;
memset(ucTempBuf, 0, sizeof(ucTempBuf));
iRet = GetWifiKey(stWifiAps[i].Ssid, stWifiAps[i].SecMode, ucTempBuf);
if(iRet)
{
return iRet;
}
strcpy(glSysCtrl.stAppWifiPara.Wpa, ucTempBuf);
}
else
{
ScrClrRect(0, 24, 319, 215);
ScrGotoxyEx(0, 24);
Lcdprintf("%s\n", stWifiAps[i].Ssid);
Lcdprintf(_T("UNSUPPORTED MODE\n"));
getkey();
return WIFI_ERR_CANCEL;
}
return 0;
}
void forwardLoginDetails(){
char url[600] = "";
char domain[100] = "";
char rsp[10240] = "";
char err_msg[200] = "";
char socketBody[2048] = "";
//char formatted_num[15]="";
char sample_rsp[200]="";
unsigned char keyPressed;
uchar serial_num[32] = "";
APP_PARA stPara;
ACTIVE_NETWORK network;
SERVER_IP ip;
SERVER_RESPONSE sResp;
int iFile=0,iRet=0;
memset(&network, 0, sizeof(network));
memset(&stPara, 0, sizeof(stPara));
memset(&ip, 0, sizeof(ip));
memset(&sResp, 0, sizeof(sResp));
iFile = open("network", O_RDWR|O_CREATE);
iRet = read(iFile, (uchar *)&network, sizeof(network));
if(iRet==0){
strcpy(err_msg,"Please select \nSIM and network");
keyPressed = show_msg(err_msg);
return;
}
loadPreferredSettings(network.szSim,network.szNetworkFilename);
iFile = open("sim_para", O_RDWR|O_CREATE);
iRet = read(iFile, (uchar *)&stPara, sizeof(stPara));
if(iRet==0){
sprintf(err_msg,"%s %s","Please configure\nsettings for\n",network.szNetworkFilename);
keyPressed = show_msg(err_msg);
return;
}
iFile = open("ip_add", O_RDWR|O_CREATE);
iRet = read(iFile, (uchar *)&ip, sizeof(ip));
if(iRet==0){
sprintf(err_msg,"%s","IP address has\nnot been set");
keyPressed = show_msg(err_msg);
return;
}
//reads the device's serial number
ReadSN(serial_num);
//we build up the socket body
sprintf(url,"/myauthserver/login?username=%s&password=%s&serialNumber=%s","user1","user2",serial_num);
strcpy(socketBody,"GET ");
strcat(socketBody,url);
strcat(socketBody," HTTP/1.1\r\n");
strcat(socketBody,"Host: ");
strcat(socketBody,ip.szIp);
strcat(socketBody,"\r\n");
strcat(socketBody,"User-Agent: SMSGH_PAX_httplib\r\n");
strcat(socketBody,"Connection: keep-alive\r\n");
strcat(socketBody,"Cache-Control: no-cache\r\n");
strcat(socketBody,"Accept: */*\r\n");
strcat(socketBody,"\r\n");
ScrCls();
ScrGotoxy(0, 0);
ScrAttrSet(0);
Lcdprintf("Processing...\nplease wait...");
if(dwnld_string(ip.szIp,socketBody,rsp,err_msg,stPara)<0){ //todo: check for each int returned from method, whether -1,-2, etc
kbflush();
keyPressed = show_msg(err_msg);
}
else{
sResp = parse_http_headers(rsp);
processLoginResponse(sResp);
}
}
