49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
//
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// Created by k0rb4k on 22/04/2021.
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//
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdio.h>
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int main(int argc, char *argv[]) {
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struct sockaddr_in server;
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int sock;
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server.sin_family = AF_INET;
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server.sin_addr.s_addr = inet_addr("127.0.0.1");
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server.sin_port = htons(17);
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sock = socket(server.sin_family, SOCK_STREAM, IPPROTO_IP);
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if (sock == -1) {
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puts("socket not created");
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return 1;
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}
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if (connect(sock, (const struct sockaddr *) &server, sizeof(server)) < 0) {
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puts("connection failed");
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return 2;
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}
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char *payload = "I dream of sushi";
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if (send(sock, payload, strlen(payload), 0) < 0) {
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puts("error while sending payload");
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return 3;
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}
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char response[2048];
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if (recv(sock, response, 2048, 0)) {
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puts("receive failed");
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return 4;
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}
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puts("server response :");
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puts(response);
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close(sock);
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return 0;
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} |