Namonay/ft_ping
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print at end of program

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Namonay
2024-09-16 20:45:09 +02:00
parent 9c661d16b6
commit 9e2016eff5
2 changed files with 20 additions and 16 deletions
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13
ft_ping.h
View File

@@ -1,18 +1,14 @@
#pragma once #pragma once
#include <inttypes.h>
#include <stddef.h>
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include <stddef.h> #include <signal.h>
#include <sys/types.h> #include <sys/types.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <sys/time.h> #include <sys/time.h>
#include <errno.h>
#include <netinet/in.h>
#include <netinet/ip_icmp.h> #include <netinet/ip_icmp.h>
#include <arpa/inet.h> #include <arpa/inet.h>
#include <netdb.h> #include <netdb.h>
@@ -25,10 +21,3 @@ struct icmp_header
uint16_t id; uint16_t id;
uint16_t seq; uint16_t seq;
}; };
struct t_socket
{
struct sockaddr_in dst, src;
int fd;
int len;
};

23
main.c
View File

@@ -1,5 +1,10 @@
#include "ft_ping.h" #include "ft_ping.h"
int n_packet_sent = 0;
int n_packet_recv = 0;
char *ip;
char loop = 1;
uint16_t calculate_checksum(uint16_t *data, int len) uint16_t calculate_checksum(uint16_t *data, int len)
{ {
uint32_t checksum = 0; uint32_t checksum = 0;
@@ -76,15 +81,23 @@ char *get_ip_by_hostname(char *hostname)
return (inet_ntoa(*addr_list[0])); return (inet_ntoa(*addr_list[0]));
} }
void handler(int code)
{
(void)code;
loop = 0;
}
void init_signal()
{
signal(SIGINT, handler);
}
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int sock; int sock;
struct sockaddr_in dst; struct sockaddr_in dst;
int seq = 1; int seq = 1;
char *ip;
double start; double start;
int n_packet_sent = 0;
int n_packet_recv = 0;
if (argc != 2 || argv[1] == NULL || argv[1][0] == 0) if (argc != 2 || argv[1] == NULL || argv[1][0] == 0)
{ {
@@ -105,7 +118,7 @@ int main(int argc, char **argv)
fprintf(stderr, "ERROR : socket() failed\n"); fprintf(stderr, "ERROR : socket() failed\n");
return (0); return (0);
} }
while (1) while (loop)
{ {
start = get_timestamp(); start = get_timestamp();
ft_ping(sock, seq, dst); ft_ping(sock, seq, dst);
@@ -113,6 +126,8 @@ int main(int argc, char **argv)
seq++; seq++;
sleep(1); sleep(1);
} }
printf("--- %s ping statistics ---\n", ip);
printf("%d packed transmitted %d received, %5.1f%% packet loss", n_packet_sent, n_packet_recv, (double)(n_packet_sent / n_packet_sent) * 100);
close(sock); close(sock);
return (0); return (0);
} }