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libipc-old
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libipc-old/remote/tcpdclient.c

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#include "tcpdserver.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#define BUF_SIZE 1024
#define PORT 6000
void write_message(int sock, const char *buffer)
{
if(send(sock, buffer, strlen(buffer), 0) < 0)
{
perror("send()");
exit(errno);
}
}
int read_message(int sock, char *buffer)
{
int n = 0;
if((n = recv(sock, buffer, BUF_SIZE - 1, 0)) < 0)
{
perror("recv()");
/* if recv error we disonnect the client */
n = 0;
}
buffer[n] = 0;
return n;
}
int main(int argc, char ** argv) {
int sock = socket(AF_INET, SOCK_STREAM, 0);
if(sock == -1)
{
perror("socket()");
exit(errno);
}
struct sockaddr_in sin = {0};
sin.sin_addr.s_addr = inet_addr("127.0.0.1");
sin.sin_port = htons(PORT); /* on utilise htons pour le port */
sin.sin_family = AF_INET;
if(connect(sock,(struct sockaddr *) &sin, sizeof(struct sockaddr)) == -1)
{
perror("connect()");
exit(errno);
}
write_message(sock, "pongd 5");
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sleep(1);
write_message(sock, "is it working ???");
sleep(2);
write_message(sock, "is it working ???");
close(sock);
return 0;
}