uint8_t tcp_socket_init(TCP_CONFIG *config)
{
static bool startup=false;
if(!startup)
{
GPIO_Configuration();
Reset_W5200();
WIZ_SPI_Init();
Set_network(config->Source_IP, config->Gateway, config->MAC, config->Subnet);
startup=true;
while (getSn_SR(config->s) != SOCK_CLOSED);
}
if(socket(config->s,Sn_MR_TCP,config->Source_Port,0x00)== 0) /* reinitialize the socket */
{
return 0; //TCP socket failed
}
while (getSn_SR(config->s) != SOCK_INIT); // Wait for socket to open
IINCHIP_WRITE(Sn_CR(config->s), Sn_CR_LISTEN); // Start listening on port specified
while (IINCHIP_READ(Sn_CR(config->s))); // Check status
while (getSn_SR(config->s) != SOCK_LISTEN); // Wait for listen
return 1;
}
void WIZ_Config(void)
{
uint8 i;
wiz_NetInfo netinfo;
Reset_W5200();
wizInit();
for(i=0; i<4; i++){
netinfo.Mac[i] = Mac[i];
printf("MAC[%d]: 0x%2x\r\n", i, Mac[i]);
netinfo.IP[i] = IP[i];
netinfo.Subnet[i] = Subnet[i];
netinfo.Gateway[i] = Gateway[i];
netinfo.DNSServerIP[i] = DNSServerIP[i];
}
netinfo.Mac[i] = Mac[i];
printf("MAC[%d]: 0x%2x\r\n", i, Mac[i]);
i++;
netinfo.Mac[i] = Mac[i];
printf("MAC[%d]: 0x%2x\r\n", i, Mac[i]);
SetNetInfo(&netinfo);
printf("\r\n--------------------------------------- \r\n");
printf("W5200E01-M3 \r\n");
printf("Network Configuration Information \r\n");
printf("--------------------------------------- ");
GetNetInfo(&netinfo);
printf("\r\nMAC : %.2X.%.2X.%.2X.%.2X.%.2X.%.2X", netinfo.Mac[0],netinfo.Mac[1],netinfo.Mac[2],netinfo.Mac[3],netinfo.Mac[4],netinfo.Mac[5]);
printf("\r\nIP : %d.%d.%d.%d", netinfo.IP[0],netinfo.IP[1],netinfo.IP[2],netinfo.IP[3]);
printf("\r\nSN : %d.%d.%d.%d", netinfo.Subnet[0],netinfo.Subnet[1],netinfo.Subnet[2],netinfo.Subnet[3]);
printf("\r\nGW : %d.%d.%d.%d", netinfo.Gateway[0],netinfo.Gateway[1],netinfo.Gateway[2],netinfo.Gateway[3]);
printf("\r\nDNS server : %d.%d.%d.%d", netinfo.DNSServerIP[0],netinfo.DNSServerIP[1],netinfo.DNSServerIP[2],netinfo.DNSServerIP[3]);
}
void WIZ_Config(void)
{
uint8 i;
wiz_NetInfo netinfo;
extern u_char GET_SN_MASK[4]; /**< Subnet mask received from the DHCP server */
extern u_char GET_GW_IP[4]; /**< Gateway ip address received from the DHCP server */
extern u_char GET_SIP[4]; /**< Local ip address received from the DHCP server */
Reset_W5200();
wizInit();
if(Enable_DHCP == OFF){
for(i=0; i<4; i++){
netinfo.Mac[i] = Mac[i];
netinfo.IP[i] = IP[i];
netinfo.Subnet[i] = Subnet[i];
netinfo.Gateway[i] = Gateway[i];
netinfo.DNSServerIP[i] = DNSServerIP[i];
}
netinfo.Mac[i] = Mac[i];
i++;
netinfo.Mac[i] = Mac[i];
} else{
for(i=0; i<6; i++){
SRC_MAC_ADDR[i] = Mac[i];
}
printf("Delay for 2 Seconds..\r\n");
Delay_ms(2000);
// Set DHCP
init_dhcp_client(SOCK_DHCP, wizSWReset, wizSWReset);
getIP_DHCPS();
for(i=0; i<4; i++){
netinfo.Mac[i] = SRC_MAC_ADDR[i];
netinfo.IP[i] = GET_SIP[i];
netinfo.Subnet[i] = GET_SN_MASK[i];
netinfo.Gateway[i] = GET_GW_IP[i];
netinfo.DNSServerIP[i] = GET_DNS_IP[i];
}
netinfo.Mac[i] = SRC_MAC_ADDR[i];
i++;
netinfo.Mac[i] = SRC_MAC_ADDR[i];
}
SetNetInfo(&netinfo);
printf("\r\n--------------------------------------- \r\n");
printf("W5200E01-M3 \r\n");
printf("Network Configuration Information \r\n");
printf("--------------------------------------- ");
GetNetInfo(&netinfo);
printf("\r\nMAC : %.2X.%.2X.%.2X.%.2X.%.2X.%.2X", netinfo.Mac[0],netinfo.Mac[1],netinfo.Mac[2],netinfo.Mac[3],netinfo.Mac[4],netinfo.Mac[5]);
printf("\r\nIP : %d.%d.%d.%d", netinfo.IP[0],netinfo.IP[1],netinfo.IP[2],netinfo.IP[3]);
printf("\r\nSN : %d.%d.%d.%d", netinfo.Subnet[0],netinfo.Subnet[1],netinfo.Subnet[2],netinfo.Subnet[3]);
printf("\r\nGW : %d.%d.%d.%d", netinfo.Gateway[0],netinfo.Gateway[1],netinfo.Gateway[2],netinfo.Gateway[3]);
printf("\r\nDNS server : %d.%d.%d.%d", netinfo.DNSServerIP[0],netinfo.DNSServerIP[1],netinfo.DNSServerIP[2],netinfo.DNSServerIP[3]);
}
/*******************************************************************************
* Function Name : main
* Description : Main program.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
int main(void)
{
uint16 i;
RCC_Configuration(); // Configure the system clocks
NVIC_Configuration(); // NVIC Configuration
GPIO_Configuration();
USART1_Init(115200);
Timer_Configuration();
printf("============================================\r\n");
printf(" HTTP client for W5200 \r\n");
printf("============================================\r\n");
WIZ_SPI_Init();
Reset_W5200();
wizInit();
InitNetInfo();
DisplayNetInfo();
// LED3 and LED4 On!
LED3_onoff(ON);
LED4_onoff(ON);
uint8 url[MAX_URL_SIZE]; //full url
uint8 url_dn[MAX_URL_SIZE]; //domain name url
uint8 url_path[MAX_URL_SIZE]; //local path in html server
char * split; //string split pointer
uint16 done_http = 0;
uint16 start_idx = 0 ;
uint16 end_idx = 0;
uint16 tmp_start;
uint16 tmp_end;
uint8 BR [4]= "<BR>";
uint8 rBR [4]= "\r\n";
uint8 TITLE [7]= "<TITLE>";
uint8 bTITLE [8]= "</TITLE>";
uint16 tmp_idx;
uint8 no_pr = 0;
uint8 str[17];
while (1)
{
sprintf((char*)str,"%.3d.%.3d.%.3d.%.3d ",
IINCHIP_READ (SIPR0+0), IINCHIP_READ (SIPR0+1),
IINCHIP_READ (SIPR0+2), IINCHIP_READ (SIPR0+3));
/* Get Http Address */
printf("\r\n Please enter a HTTP Address without 'http://' \n\r");
printf("http://");
memset(url,0,sizeof(url));
//Modified by Gang 2011-10-04
zScanf_s(1, url);
printf("\r\n Your HTTP address is: %s \r\n",url);
/* Parse URL Path */
split = strchr((char const*)url,'/');
strcpy((char*)url_path,split);
printf("Domain path: %s \r\n",url_path);
/* Parse URL Domain */
split = strtok((char*)url,"/");
strcpy((char*)url_dn,split);
printf("Domain name: %s \r\n",url_dn);
/* Do DNS Client */
memset(httpclient_NetInfo.HTTPs_IP,0,sizeof(httpclient_NetInfo.HTTPs_IP));
//Delay_ms(10);
done_dns = dns_query(DNS_SOCK, url_dn, httpclient_NetInfo.HTTPs_IP);
printf("\r\n HTTPs_IP= %d.%d.%d.%d",httpclient_NetInfo.HTTPs_IP[0],httpclient_NetInfo.HTTPs_IP[1],httpclient_NetInfo.HTTPs_IP[2],httpclient_NetInfo.HTTPs_IP[3]);
while(done_dns) {
/* Do HTTP Client */
done_http = http_client(HTTPC_SOCK, httpclient_NetInfo.HTTPs_IP, url_path, url_dn,data_buf);
if(done_http) { // on success, done_dns is not '0'
#define Recieved_DATA
#ifdef Recieved_DATA
printf("\r\n<< Recieved Data -- START>> \r\n");
for(i=0; i<done_http; i++){
printf("%c",(uint8)data_buf[i]);
}
printf("\r\n");
printf("<< Recieved Data -- END>> \r\n");
#endif
/* parsed index */
//All other HTML elements are nested between the opening <html> and </html> tags.
start_idx = pased_idx((uint8 *)str_start , sizeof(str_start), done_http );
end_idx = pased_idx((uint8 *)str_end , sizeof(str_end), done_http );
/* printf get <html> ...</html> */
for(i=start_idx; i<(end_idx+7); i++){
/* remove header */
data_buf[i-start_idx] = data_buf[i];
}
printf("\r\n");
/* replace <br> tag to \r\n */
//The br tag is used for specifying a line break.
do{
tmp_idx = pased_idx((uint8*)BR, sizeof(BR) , end_idx-start_idx) ;
if(tmp_idx == 0 )
break;
memcpy((uint8 *)data_buf+tmp_idx, (uint8*)rBR, sizeof(rBR)) ;
}while(tmp_idx!=end_idx-start_idx);
#define Parsed_DATA
#ifdef Parsed_DATA
/* parsed DATA */
printf("\r\n<< Parsed Data -- START >>");
printf("\r\nTITLE : \r\n");
/* parse <TITLE> and </TITLE> tags */
tmp_start = pased_idx((uint8 *)TITLE , sizeof(TITLE),(end_idx-start_idx) ) + sizeof(TITLE);
tmp_end = pased_idx((uint8 *)bTITLE , sizeof(bTITLE),(end_idx-start_idx) );
for(i=tmp_start; i<tmp_end; i++){
printf("%c",(uint8)data_buf[i]); // printf title
}
printf("\r\n BODY : \r\n");
/*DO NOT PRINT TAG COMMAND: between '<' with '>' */
for(i=tmp_end; i<(end_idx-start_idx); i++){
//Tag command - ex.)<PRE>
//'<' is a start point of tag command.
if((uint8)data_buf[i]=='<'){
no_pr = 0;
}
//'>' is a end point of Tag command.
//To avoid in row tags -> ex.) <PRE><H1>
if((uint8)data_buf[i]=='>' && (uint8)data_buf[i+1] !='<' ) {
no_pr = 1;
i++;
}
if(no_pr){
Delay_ms(1);
printf("%c",(uint8)data_buf[i]);
}
}
printf("\r\n<< Parsed Data -- END >>\r\n");
#endif
/* Init. parameter */
start_idx= 0;
end_idx= 0;
done_dns = 0;
break;
}
//done_http
//done_dns=0;
}//while : done_dns == 1
}
}