client thing, it only sends a message and exits but i learned how the basics like that work now

1 files changed, 60 insertions, 0 deletions

diff --git a/client.c b/client.c
new file mode 100644
index 0000000..3ace3ac
--- /dev/null
+++ b/client.c
@@ -0,0 +1,60 @@
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <stdbool.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+// int listen(int sockfd, int backlog); 
+#define __FAIL EXIT_FAILURE
+#define BACKLOG 2
+#define __PORT "62000"
+
+int main () {
+	
+	int sockfd = -1;
+	int gai_result;
+	int connect_result = -1;
+	struct addrinfo hints;
+	struct addrinfo *res;
+	struct addrinfo *p;
+	memset(&hints, 0, sizeof(hints));
+	//hints.ai_flags = ;
+	hints.ai_family = AF_INET;
+	hints.ai_socktype = SOCK_STREAM;
+	
+	gai_result = getaddrinfo("192.168.1.18", __PORT, &hints, &res);
+	if (gai_result != 0) {
+		fprintf(stderr, "getaddrinfo: %d", gai_result);
+		exit(__FAIL);
+	}
+
+	for (p = res ; p != NULL ; p = p->ai_next) {
+
+		sockfd = socket(p->ai_family, p->ai_socktype, p->ai_protocol);
+		if (sockfd == -1) {
+			fprintf(stderr, "socket fail\n");
+			continue;
+		}
+		
+		connect_result = connect(sockfd, p->ai_addr, p->ai_addrlen);
+		if (connect_result == -1) {
+			fprintf(stderr, "connect fail\n");
+			continue;
+		}
+
+	}
+	if (connect_result == -1 || sockfd == -1) { exit(__FAIL); }
+
+	char *msg = "Client says hello!\n";
+	size_t len = strlen(msg);
+	send(sockfd, msg, len, 0);
+	freeaddrinfo(res);
+	return 0;
+}