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[record-dvb] / http.c

#include <strings.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>

#include "common.h"
#include "http.h"

#define BUFFSIZE 1024

int is_http(char *url)
{
	if (strlen(url) < 8)
		return 0;

	if (!strncasecmp("http://",url,7))
		return 1;

	return 0;
}

int open_http(char *url)
{
	int fd;
	struct sockaddr_in server;
	struct dvb_host *dvbhost;
	struct addrinfo *s_addrinfo, addrhints;
	char buffer[BUFFSIZE];
	int i;

	if(!is_http(url))
		return -1;

	dvbhost = parse(&(url[7]), "80");

	bzero(&addrhints, sizeof(struct addrinfo));
	addrhints.ai_family = PF_INET;
	addrhints.ai_socktype = SOCK_STREAM;

	if ((i=getaddrinfo(dvbhost->hostname, dvbhost->port, &addrhints, &s_addrinfo))) {
		fprintf(stderr,"getaddrinfo: %s\n",gai_strerror(i));
		return -1;
	}

	if ((fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) {
		perror("socket");
		return -1;
	}

	bzero(&server, sizeof(struct sockaddr_in));
	server.sin_family = AF_INET;
	server.sin_addr.s_addr = ((struct sockaddr_in*)(s_addrinfo->ai_addr))->sin_addr.s_addr;
	server.sin_port = ((struct sockaddr_in*)(s_addrinfo->ai_addr))->sin_port;

	if (connect(fd, (struct sockaddr*) &server, sizeof(server)) < 0) {
		perror("connect");
		return -1;
	}

	freeaddrinfo(s_addrinfo);


	snprintf(buffer, BUFFSIZE-1, "GET /%s HTTP/1.0\n\n",dvbhost->location);
	buffer[BUFFSIZE-1] = 0;
	send(fd, buffer, strlen(buffer), 0);
	i = 0;
	while(i < 2) {
		if (recv(fd, buffer, 1, 0) < 1) {
			perror("recv");
			exit(EXIT_FAILURE);
		}
		printf("%c",buffer[0]);
		if (buffer[0] == 0x0a)
			i++;
		else
			if (buffer[0] != 0x0d)
				i = 0;
	}

	return fd;
}