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server.c
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server.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <arpa/inet.h>
#define SIZE 1024
void write_file(int sockfd)
{
int n;
FILE *fp;
char *filename = "file2.txt";
char buffer[SIZE];
fp = fopen(filename, "w");
if(fp==NULL)
{
perror("[-]Error in creating file.");
exit(1);
}
while(1)
{
n = recv(sockfd, buffer, SIZE, 0);
if(n<=0)
{
break;
return;
}
fprintf(fp, "%s", buffer);
bzero(buffer, SIZE);
}
return;
}
int main ()
{
char *ip = "127.0.0.1";
int port = 8080;
int e;
int sockfd, new_sock;
struct sockaddr_in server_addr, new_addr;
socklen_t addr_size;
char buffer[SIZE];
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if(sockfd<0)
{
perror("[-]Error in socket");
exit(1);
}
printf("[+]Server socket created. \n");
server_addr.sin_family = AF_INET;
server_addr.sin_port = port;
server_addr.sin_addr.s_addr = inet_addr(ip);
e = bind(sockfd,(struct sockaddr*)&server_addr, sizeof(server_addr));
if(e<0)
{
perror("[-]Error in Binding");
exit(1);
}
printf("[+]Binding Successfull.\n");
e = listen(sockfd, 10);
if(e==0)
{
printf("[+]Listening...\n");
}
else
{
perror("[-]Error in Binding");
exit(1);
}
addr_size = sizeof(new_addr);
new_sock = accept(sockfd,(struct sockaddr*)&new_addr, &addr_size);
write_file(new_sock);
printf("[+]Data written in the text file ");
}