/* * Copyright (C) 1998,1999,2000,2001  Ross Combs (rocombs@cs.nmsu.edu) * * 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 "common/setup_before.h"#include <stdio.h>#ifdef STDC_HEADERS# include <stdlib.h>#endif#ifdef HAVE_MEMORY_H# include <memory.h>#endif#include "compat/memset.h"#include "compat/memcpy.h"#include <ctype.h>#ifdef HAVE_STRING_H# include <string.h>#endif#include <errno.h>#include "compat/strerror.h"#ifdef TIME_WITH_SYS_TIME# include <sys/time.h># include <time.h>#else# ifdef HAVE_SYS_TIME_H#  include <sys/time.h># else#  include <time.h># endif#endif#ifdef HAVE_UNISTD_H# include <unistd.h>#endif#include "compat/gethostname.h"#ifdef HAVE_SYS_TYPES_H# include <sys/types.h>#endif#ifdef HAVE_SYS_SOCKET_H# include <sys/socket.h>#endif#include "compat/socket.h"#ifdef HAVE_SYS_PARAM_H# include <sys/param.h>#endif#ifdef HAVE_NETINET_IN_H# include <netinet/in.h>#endif#include "compat/netinet_in.h"#ifdef HAVE_ARPA_INET_H# include <arpa/inet.h>#endif#include "compat/inet_ntoa.h"#ifdef HAVE_NETDB_H# include <netdb.h>#endif#include "compat/psock.h"#include "common/packet.h"#include "common/init_protocol.h"#include "common/udp_protocol.h"#include "common/bnet_protocol.h"#include "common/file_protocol.h"#include "common/tag.h"#include "common/bn_type.h"#include "common/field_sizes.h"#include "common/bnethash.h"#include "common/bnethashconv.h"#include "common/util.h"#ifdef CLIENTDEBUG# include "common/eventlog.h"#endif#include "client.h"#include "udptest.h"#include "common/bnettime.h"#include "common/proginfo.h"#include "client_connect.h"#include "common/setup_after.h"#define COMPNAMELEN 128#ifdef CLIENTDEBUG# define dprintf printf#else# define dprintf if (0) printf#endifstatic int key_interpret(char const * cdkey, unsigned int * productid, unsigned int * keyvalue1, unsigned int * keyvalue2){    /* FIXME: implement... have example code from Eurijk! */    *productid = 0;    *keyvalue1 = 0;    *keyvalue2 = 0;    return 0;}static int get_defversioninfo(char const * progname, char const * clienttag, unsigned int * versionid, unsigned int * gameversion, char const * * exeinfo, unsigned int * checksum){    if (strcmp(clienttag,CLIENTTAG_DIABLORTL)==0)    {	*versionid = CLIENT_VERSIONID_DRTL;	*gameversion = CLIENT_GAMEVERSION_DRTL;	*exeinfo = CLIENT_EXEINFO_DRTL;	*checksum = CLIENT_CHECKSUM_DRTL;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_STARCRAFT)==0)    {	*versionid = CLIENT_VERSIONID_STAR;	*gameversion = CLIENT_GAMEVERSION_STAR;	*exeinfo = CLIENT_EXEINFO_STAR;	*checksum = CLIENT_CHECKSUM_STAR;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_SHAREWARE)==0)    {	*versionid = CLIENT_VERSIONID_SSHR;	*gameversion = CLIENT_GAMEVERSION_SSHR;	*exeinfo = CLIENT_EXEINFO_SSHR;	*checksum = CLIENT_CHECKSUM_SSHR;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_BROODWARS)==0)    {	*versionid = CLIENT_VERSIONID_SEXP;	*gameversion = CLIENT_GAMEVERSION_SEXP;	*exeinfo = CLIENT_EXEINFO_SEXP;	*checksum = CLIENT_CHECKSUM_SEXP;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_WARCIIBNE)==0)    {	*versionid = CLIENT_VERSIONID_W2BN;	*gameversion = CLIENT_GAMEVERSION_W2BN;	*exeinfo = CLIENT_EXEINFO_W2BN;	*checksum = CLIENT_CHECKSUM_W2BN;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_DIABLO2DV)==0)    {	*versionid = CLIENT_VERSIONID_D2DV;	*gameversion = CLIENT_GAMEVERSION_D2DV;	*exeinfo = CLIENT_EXEINFO_D2DV;	*checksum = CLIENT_CHECKSUM_D2DV;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_DIABLO2XP)==0)    {	*versionid = CLIENT_VERSIONID_D2XP;	*gameversion = CLIENT_GAMEVERSION_D2XP;	*exeinfo = CLIENT_EXEINFO_D2XP;	*checksum = CLIENT_CHECKSUM_D2XP;	return 0;    }        if (strcmp(clienttag,CLIENTTAG_WARCRAFT3)==0 ||	strcmp(clienttag,CLIENTTAG_WAR3XP)==0)    {	*versionid = CLIENT_VERSIONID_WAR3;	*gameversion = CLIENT_GAMEVERSION_WAR3;	*exeinfo = CLIENT_EXEINFO_WAR3;	*checksum = CLIENT_CHECKSUM_WAR3;	return 0;    }        *versionid = 0;    *gameversion = 0;    *exeinfo = "";    *checksum = 0;        fprintf(stderr,"%s: unsupported clienttag \"%s\"\n",progname,clienttag);    // aaron: dunno what we should return in case of this.. but returning nothing was definetly wrong    return -1;}extern int client_connect(char const * progname, char const * servname, unsigned short servport, char const * cdowner, char const * cdkey, char const * clienttag, struct sockaddr_in * saddr, unsigned int * sessionkey, unsigned int * sessionnum, char const * archtag, char const * gamelang){    struct hostent * host;    char const *     username;    int              sd;    t_packet *       packet;    t_packet *       rpacket;    char             compname[COMPNAMELEN];    int              lsock;    unsigned short   lsock_port;    unsigned int     versionid;    unsigned int     gameversion;    char const *     exeinfo;    unsigned int     checksum;        if (!progname)    {	fprintf(stderr,"got NULL progname\n");	return -1;    }    if (!saddr)    {	fprintf(stderr,"%s: got NULL saddr\n",progname);	return -1;    }    if (!sessionkey)    {	fprintf(stderr,"%s: got NULL sessionkey\n",progname);	return -1;    }    if (!sessionnum)    {	fprintf(stderr,"%s: got NULL sessionnum\n",progname);	return -1;    }        if (psock_init()<0)    {	fprintf(stderr,"%s: could not inialialize socket functions\n",progname);	return -1;    }        if (!(host = gethostbyname(servname)))    {	fprintf(stderr,"%s: unknown host \"%s\"\n",progname,servname);	return -1;    }    if (host->h_addrtype!=PSOCK_AF_INET)	fprintf(stderr,"%s: host \"%s\" is not in IPv4 address family\n",progname,servname);        if (gethostname(compname,COMPNAMELEN)<0)    {	fprintf(stderr,"%s: could not get host name (gethostname: %s)\n",progname,pstrerror(errno));	return -1;    }#ifdef HAVE_GETLOGIN    if (!(username = getlogin()))#endif    {	username = "unknown";	dprintf("%s: could not get login name, using \"%s\" (getlogin: %s)\n",progname,username,pstrerror(errno));    }