main.c File Reference

HelloClient example. More...

#include <fennet/lib.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>

Go to the source code of this file.

Macros
#define	PORT   8080

Functions
int	main (int argc, char **argv)
	Entry point of the HelloClient Example. More...

Detailed Description

HelloClient example.

HelloServer is a simple example of fennet's usage, it connects to an HTTP server and prints it's response.

Definition in file main.c.

Macro Definition Documentation

PORT

#define PORT   8080

Definition at line 21 of file main.c.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Entry point of the HelloClient Example.

 * 

Definition at line 27 of file main.c.

{
#ifndef _WIN32
  // Socket interface initialisation
  int main_socket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
  if (main_socket == -1) {
    printf("Couldn't initialise the main socket.\n");
    return 1;
  }
  printf("Initialised the main socket!\n");
 
  // The address we want to connect to
  struct sockaddr_in address = {
    AF_INET, htons(PORT), { inet_addr("127.0.0.1") }, {}
  };
 
  // Connect to the address (will return other than 0 if it failed)
  if (connect(main_socket, (const struct sockaddr*)&address, sizeof(address))) {
    printf("Connection failed.\n");
    return 1;
  }
  printf("Connected to the server successfully!\n");
 
  // Send HTTP request message to the sever
  const char* msg = "GET / HTTP/1.1\n\n";
  write(main_socket, msg, strlen(msg));
 
  // Receive HTTP response
  char ret[1024 * 30] = {};
  read(main_socket, ret, sizeof(ret));
  printf("\nServer's reply:\n%s\n", ret);
 
  close(main_socket);
#endif
 
  return 0;
}