kolibrios-fun/programs/develop/libraries/kolibri-libc/samples/http_tcp_demo.c

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#include <clayer/network.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
int errno;
int main() {
networklib_init();
char *host = "kolibrios.org";
int port = 80;
printf("Connecting to %s on port %d\n", host, port);
struct addrinfo *addr_info;
char port_str[16]; sprintf(port_str, "%d", port);
struct addrinfo hints;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC; // IPv4 or IPv6 doesnt matter
hints.ai_socktype = SOCK_STREAM; // TCP stream sockets
if (getaddrinfo(host, port_str, 0, &addr_info) != 0) {
printf("Host %s not found!\n", host);
freeaddrinfo(addr_info);
exit(-1);
}
printf("IP address of %s is %s\n", host, inet_ntoa(addr_info->ai_addr->sin_addr));
//printf("Host port = %d\n", addr_info->ai_addr->sin_port >> 8);
char request[256];
sprintf(request, "GET /en/ HTTP/1.1\r\nHost: %s\r\n\r\n", host);
printf("request = %s\n", request);
int sock = socket(AF_INET4, SOCK_STREAM, IPPROTO_TCP);
puts("Connecting...\n");
if (connect(sock, addr_info->ai_addr, addr_info->ai_addrlen) != 0) {
printf("Connection failed, errno = %d\n", errno);
exit(errno);
}
puts("Connected successfully\n");
puts("Sending request...\n");
if (send(sock, request, strlen(request), MSG_NOFLAG) == -1) {
printf("Sending failed, errno = %d\n", errno);
exit(errno);
}
puts("Request sended successfully, waiting for response...\n");
char buf[512 + 1];
if (recv(sock, buf, 512, MSG_NOFLAG) == -1) {
printf("Receive failed, errno = %d\n", errno);
exit(errno);
}
printf("Response = %s\n", buf);
freeaddrinfo(addr_info);
close(sock);
puts("\n goodbye)\n");
exit(0);
}