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#include<stdio.h>
#include<string.h> //strlen
#include<sys/socket.h>
#include <unistd.h>
#include<arpa/inet.h> //inet_addr
#include "com.h"
#include "./gwframe.h"
#include "../records.h"
int serverTCP_socket_desc=-1;
GWFrame rcvDataFromSlave(){
if(serverTCP_socket_desc==-1){
// Create socket
serverTCP_socket_desc=socket(AF_INET, SOCK_STREAM,0);
if(serverTCP_socket_desc==-1){
puts("Failed to create socket");
exit(1);
}
struct sockaddr_in listen_addr;
listen_addr.sin_family = AF_INET;
listen_addr.sin_addr.s_addr = INADDR_ANY;
listen_addr.sin_port = htons(DATA_PORT);
int binded=bind(serverTCP_socket_desc,(struct sockaddr *) &listen_addr,sizeof(listen_addr));
if(binded<0){
puts("Failed to bind, trying until it work...");
while(binded<0){
binded=bind(serverTCP_socket_desc,(struct sockaddr *) &listen_addr,sizeof(listen_addr));
sleep(1);
}
puts("Bind succeed !");
}
listen(serverTCP_socket_desc,3);
}
int client,len;
struct sockaddr_in client_addr;
client=accept(serverTCP_socket_desc, (struct sockaddr *)&client_addr, (socklen_t*)&len);
if(client<0){
close(serverTCP_socket_desc);
serverTCP_socket_desc=-1;
puts("Acceptation failed");
}
else{
GWFrame frame;
recv(client, &frame, sizeof(GWFrame),0);
char msg[100]="Données bien reçus par la gateway maitre.";
write(client, msg,strlen(msg));
close(client);
return(frame);
}
}
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