「🏗️」 wip: kinda working

src/ping/send_ping.c

@@ -1,9 +1,11 @@
 #include "help.h"
+#include <cerrno>
 #include <opt_parse.h>
 #include <ping.h>
 #include <utils.h>
 
 #include <arpa/inet.h>
+#include <errno.h>
 #include <netinet/in.h>
 #include <netinet/ip.h>
 #include <netinet/ip_icmp.h>
@@ -16,10 +18,9 @@
 #include <unistd.h>
 
 void sigint(int sig) {
-	printf("--- %s ping statistics ---", address);
-	printf("%d packets transmitted, %d packets received, %f%% packet loss",
-		   tx_count, rx_count, (tx_count - rx_count / 2.0) * 100);
-	printf("round-trip min/avg/max/stddev = %f/%f/%f/%f", get_min_rtt(), get_avg_rtt(), get_max_rtt(), get_stddev_rtt());
+	(void)sig;
+
+	exit(EXIT_SUCCESS);
 }
 
 options_t init_opt(args_t *args) {
@@ -36,13 +37,57 @@ options_t init_opt(args_t *args) {
 	return opt;
 }
 
-int send_ping(args_t *args) {
-	options_t	   opt = init_opt(args);
-	struct timeval loop_start;
-	struct timeval loop_end;
+int send_ping(int socket, struct sockaddr_in *dest, args_t *args) {
+	options_t		   opt = init_opt(args);
+	struct timeval	   loop_start, loop_end;
+	struct timeval	   pkt_start, pkt_end;
+	struct sockaddr_in addr;
+	int				   bytes;
+
+	char sendbuf[opt.size];
+	char recvbuf[opt.size + sizeof(struct ip)];
 
 	gettimeofday(&loop_start, 0);
-	while () {
+	while (727) {
+		init_packet(sendbuf, tx_count++, opt.size);
+		gettimeofday(&pkt_start, NULL);
+		bytes = send_icmp(socket, sendbuf, &addr, opt.size);
+		sleep(1);
+		if (check_for_timeout(loop_start, opt)) {
+			print_stats();
+			return EXIT_SUCCESS;
+		}
+		bytes = receive_icmp(socket, recvbuf, sizeof(recvbuf), &addr);
+		gettimeofday(&pkt_end, NULL);
+		if (bytes < 0) {
+			if (errno == EAGAIN || errno == EWOULDBLOCK) {
+				printf("Request timeout for icmp_seq=%d\n", tx_count - 1);
+			} else {
+				fprintf(stderr, "recv failed");
+			}
+		} else
+			process_icmp(recvbuf, bytes, &addr, tx_count - 1, &pkt_end,
+						 &pkt_end);
 	}
 	return EXIT_SUCCESS;
 }
+
+int ping(args_t *args) {
+	int ret;
+	for (int i = 0; args->hosts[i] != NULL; i++) {
+		struct sockaddr_in addr;
+		if (inet_pton(AF_INET, args->hosts[i], &addr) <= 0) {
+			fprintf(stderr, "Bar address: %s\n", args->hosts[i]);
+			return EXIT_FAILURE;
+		}
+		int socket = init_socket(args);
+		if (socket < 0) {
+		}
+
+		printf("PING %s (%s): %d data bytes\n", args->hosts[i], args->hosts[i],
+			   args->opts[SIZE]);
+
+		ret = send_ping(socket, &addr, args);
+	}
+	return ret;
+}