Files
dhsd/src/updateip.c
2021-06-15 16:40:52 +01:00

99 lines
2.5 KiB
C

/*
DHSD updateip.c - tcp/http update code
Copyright (C) 2000 Andrew Williams
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <string.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include "dhsd.h"
int sconnect(char *ip)
{
int isock;
struct sockaddr_in srvaddr;
isock = socket(AF_INET, SOCK_STREAM, 0);
srvaddr.sin_family = AF_INET;
srvaddr.sin_port = htons(DHS_PORT);
srvaddr.sin_addr.s_addr = inet_addr(ip);
bzero(&(srvaddr.sin_zero),8);
if (connect(isock, (struct sockaddr *)&srvaddr,sizeof(struct sockaddr)) == -1) {
perror("connect");
close(isock);
return -1;
}
return isock;
}
int updateip(char *ipaddr, char *dhsdom, char *dhshost)
{
char post_data[128];
char post_head[128];
char auth_head[96];
char chostname[64];
char tmpdatabuf[128];
char databuf[8192];
char outbuf[2048];
char b64str[64];
int ibytes;
encbasic(b64str,dhs_username,dhs_passwd);
sprintf(chostname,"%s.%s",dhshost,dhsdom);
sprintf(auth_head,"Authorization: Basic %s\r\n",b64str);
sprintf(post_data,"%stype=4&updatetype=Online&hostscmd=edit&hostscmdstage=2&ip=%s&mx=%s&domain=%s&hostname=%s",DHS_ADDR,ipaddr,chostname,dhsdom,dhshost);
sprintf(post_head,"GET %s HTTP/1.0\r\n",post_data);
sockfd = sconnect(DHS_IP);
if (sockfd == -1) {
pdebug("sconnect() failed");
return -1;
}
sprintf(outbuf,"%s%s\r\n\r\n",post_head,auth_head);
//pdebug(outbuf);
send(sockfd,outbuf,strlen(outbuf),0);
do {
ibytes = recv(sockfd, tmpdatabuf, 128, 0);
if (ibytes > 0) {
tmpdatabuf[ibytes] = '\0';
strncat(databuf,tmpdatabuf,strlen(tmpdatabuf));
}
} while (ibytes > 0);
pdebug(databuf);
fclose(sockfd);
/* Some error checking code could be handy... */
return 0;
}