/*
* Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
* All rights reserved.
*
* FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
* non-exclusive and royalty-free license to use, copy, modify and
* redistribute, solely for non-commercial and non-profit purposes, the
* computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
* conditions of this Agreement. For the avoidance of doubt, you acquire
* only a limited right to use the SOFTWARE hereunder, and FLL or any
* third party developer retains all rights, including but not limited to
* copyrights, in and to the SOFTWARE.
*
* (1) FLL does not grant you a license in any way for commercial
* purposes. You may use the SOFTWARE only for non-commercial and
* non-profit purposes only, such as academic, research and internal
* business use.
* (2) The SOFTWARE is protected by the Copyright Law of Japan and
* international copyright treaties. If you make copies of the SOFTWARE,
* with or without modification, as permitted hereunder, you shall affix
* to all such copies of the SOFTWARE the above copyright notice.
* (3) An explicit reference to this SOFTWARE and its copyright owner
* shall be made on your publication or presentation in any form of the
* results obtained by use of the SOFTWARE.
* (4) In the event that you modify the SOFTWARE, you shall notify FLL by
* e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
* for such modification or the source code of the modified part of the
* SOFTWARE.
*
* THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
* MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
* EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
* RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
* MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
* UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
* OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
* DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
* ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
* FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
* DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
* SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
* OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
* $OpenXM: OpenXM_contrib2/asir2000/io/ox_launch.c,v 1.30 2020/10/04 03:14:08 noro Exp $
*/
#include <setjmp.h>
#include <signal.h>
#include <fcntl.h>
#include "ca.h"
#include "com.h"
#include "ox.h"
#if defined(VISUAL) || defined(__MINGW32__)
#include <stdlib.h>
#include <windows.h>
#include <io.h>
#include <fcntl.h>
#include <process.h>
#else
#include <sys/file.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <pwd.h>
#endif
#if defined(SYSV)
#include <unistd.h>
#endif
#if defined(VISUAL) || defined(__MINGW32__)
HANDLE hIntr,hReset,hKill;
extern int _fileinfo;
#endif
void GC_init();
static void put_log(char *);
static int ox_spawn(char *,int,char *,char *);
static void launch_error(char *);
static void ox_io_init(int);
static void push_one(Obj);
static Obj pop_one();
static void do_cmd(int);
static void terminate_server();
static Obj *asir_OperandStack;
static int asir_OperandStackPtr;
static char hostname[BUFSIZ];
static int sindex;
static struct sockaddr_in peer;
static int cpid;
static void put_log(str)
char *str;
{
static FILE *logfile;
if ( !logfile )
logfile = fopen("/tmp/ox_log","w");
fprintf(logfile,"%s\n",str);
fflush(logfile);
}
/*
argv[1] : host to connect
argv[2] : if 1, call try_bind_listen and try_accept
if 0, call try_connect
argv[3] : control_port
argv[4] : server_port
argv[5] : server
argv[6] : display or "0"
argv[7] : if exists, it should be "-nolog"
XXX : argv[7] is used to pass the path of engine.exe in Windows.
*/
void launch_main(argc,argv)
int argc;
char **argv;
{
#if !defined(VISUAL) && !defined(__MINGW32__)
Obj p;
char *name;
char buf[BUFSIZ];
#endif
int id;
Obj obj;
int cs,ss;
unsigned int cmd;
int use_unix,accept_client;
char *control_port_str,*server_port_str;
char *rhost,*server,*dname,*nolog;
char *e,*s;
GC_init(); nglob_init();
gethostname(hostname,BUFSIZ);
rhost = argv[1];
use_unix = !strcmp(rhost,".") ? 1 : 0;
accept_client = atoi(argv[2]) ? 1 : 0;
control_port_str = argv[3];
server_port_str = argv[4];
server = argv[5];
dname = argv[6];
nolog = argc > 7 ? argv[7]: 0;
#if defined(VISUAL) || defined(__MINGW32__)
init_socket();
#endif
set_signal(SIGINT,SIG_IGN);
#if defined(SIGHUP)
set_signal(SIGHUP,SIG_IGN);
#endif
#if defined(SIGUSR1)
set_signal(SIGUSR1,SIG_IGN);
#endif
#if defined(SIGTERM)
set_signal(SIGTERM,terminate_server);
#endif
/* XXX a dirty hack */
if ( !getenv("LD_LIBRARY_PATH") ) {
if ( e = getenv("OpenXM_HOME") ) {
s = (char *)alloca(strlen(e)+100);
sprintf(s,"LD_LIBRARY_PATH=%s/lib",e);
putenv(s);
}
}
if ( accept_client ) {
cs = try_bind_listen(use_unix,control_port_str);
ss = try_bind_listen(use_unix,server_port_str);
cs = try_accept(use_unix,cs);
ss = try_accept(use_unix,ss);
} else {
cs = try_connect(use_unix,rhost,control_port_str);
ss = try_connect(use_unix,rhost,server_port_str);
}
ox_io_init(cs);
if ( cs < 0 || ss < 0 )
launch_error("cannot connect to the client");
cpid = ox_spawn(server,ss,dname,nolog);
while ( 1 ) {
ox_recv(sindex,&id,&obj);
switch ( id ) {
case OX_COMMAND:
cmd = ((USINT)obj)->body;
do_cmd(cmd);
break;
case OX_DATA:
push_one(obj);
break;
case OX_SYNC_BALL:
break;
default:
break;
}
}
}
#if defined(VISUAL) || defined(__MINGW32__)
static void do_cmd(cmd)
int cmd;
{
USINT t;
switch ( cmd ) {
case SM_shutdown:
SetEvent(hKill);
ExitProcess(0);
break;
case SM_control_intr:
SetEvent(hIntr);
break;
case SM_control_kill:
SetEvent(hKill);
break;
case SM_control_reset_connection:
#if 0
/* XXX obsolete */
MKUSINT(t,0);
ox_send_data(sindex,t);
#endif
SetEvent(hReset);
break;
default:
break;
}
}
#else
static void do_cmd(cmd)
int cmd;
{
USINT t;
int id,cindex;
int bport,sport;
int bs,bs0;
int status;
STRING prog,dname;
switch ( cmd ) {
case SM_shutdown:
kill(cpid,SIGKILL);
exit(0); break;
case SM_control_intr:
kill(cpid,SIGINT);
break;
case SM_control_kill:
kill(cpid,SIGKILL);
break;
case SM_control_reset_connection:
#if 0
/* XXX obsolete */
MKUSINT(t,0);
ox_send_data(sindex,t);
#endif
kill(cpid,SIGUSR1);
break;
default:
break;
}
}
#endif
static int ox_spawn(prog,bs,dname,nolog)
char *prog;
int bs;
char *dname;
char *nolog;
{
#if defined(VISUAL) || defined(__MINGW32__)
char *av[BUFSIZ];
char sock_id[BUFSIZ],ox_intr[BUFSIZ],ox_reset[BUFSIZ],ox_kill[BUFSIZ];
char AsirExe[BUFSIZ];
int hProc;
STRING rootdir;
int mypid;
int newbs;
DuplicateHandle(GetCurrentProcess(),(HANDLE)bs,
GetCurrentProcess(),(HANDLE *)&newbs,
0,TRUE,DUPLICATE_SAME_ACCESS);
closesocket(bs);
bs = newbs;
mypid = GetCurrentProcessId();
sprintf(ox_intr,"ox_intr_%d",mypid);
sprintf(ox_reset,"ox_reset_%d",mypid);
sprintf(ox_kill,"ox_kill_%d",mypid);
hIntr = CreateEvent(NULL,TRUE,FALSE,ox_intr);
hReset = CreateEvent(NULL,TRUE,FALSE,ox_reset);
hKill = CreateEvent(NULL,TRUE,FALSE,ox_kill);
sprintf(sock_id,"%d",bs);
av[0] = prog;
av[1] = sock_id;
av[2] = dname; /* if dname == "1" then a message window is opened */
av[3] = ox_intr;
av[4] = ox_reset;
av[5] = ox_kill;
av[6] = NULL;
if ( nolog ) {
sprintf(AsirExe,"\"%s\"",nolog);
strcpy(AsirExe,nolog);
} else {
Pget_rootdir(&rootdir);
sprintf(AsirExe,"%s\\bin\\engine.exe",BDY(rootdir));
}
#if _MSC_VER < 1400
_fileinfo = 1;
#endif
hProc = _spawnv(_P_NOWAIT,AsirExe,av);
return (int)hProc;
#else /* VISUAL */
int b,s,i;
struct hostent *hp;
int pid;
char wname[BUFSIZ];
char buf[BUFSIZ];
char errcode;
pid = fork();
if ( pid ) {
return pid;
} else {
setpgid(0,getpid());
if ( bs != 3 && dup2(bs,3) != 3 )
exit(1);
if ( bs != 4 && dup2(bs,4) != 4 )
exit(1);
{
#if defined(linux) || defined(__NeXT__) || defined(ultrix) || defined(__CYGWIN__)
#include <sys/param.h>
close(0);
for ( i = 5; i < NOFILE; i++ )
close(i);
#else
#include <sys/resource.h>
struct rlimit rl;
getrlimit(RLIMIT_NOFILE,&rl);
close(0);
for ( i = 5; i < rl.rlim_cur; i++ )
close(i);
#endif
}
if ( !nolog && !strcmp(dname,"1" ) ) /* XXX: for ssh */
execl(prog,prog,(char *)0);
else if ( nolog || !strcmp(dname,"0") ) {
FILE *null;
null = fopen("/dev/null","wb");
dup2(fileno(null),1);
dup2(fileno(null),2);
if ( !strcmp(dname,"1") ) {
/* XXX */
putenv("DISPLAY=");
execl(prog,prog,(char *)0);
} else if ( strcmp(dname,"0") )
execl(prog,prog,"-display",dname,(char *)0);
else {
putenv("DISPLAY=");
execl(prog,prog,(char *)0);
}
} else
execl(prog,prog,"-display",dname,(char *)0);
/* On failure */
errcode = 2;
write(4,&errcode,1);
exit(1);
}
#endif
}
static void launch_error(s)
char *s;
{
exit(0);
}
static void ox_io_init(sock)
int sock;
{
endian_init();
/* server mode */
sindex = get_iofp(sock,0,1);
asir_OperandStack = (Obj *)CALLOC(BUFSIZ,sizeof(Obj));
asir_OperandStackPtr = -1;
}
static void push_one(obj)
Obj obj;
{
if ( !obj || OID(obj) != O_VOID )
asir_OperandStack[++asir_OperandStackPtr] = obj;
}
static Obj pop_one() {
if ( asir_OperandStackPtr >= 0 ) {
return asir_OperandStack[asir_OperandStackPtr--];
}
}
static void terminate_server(int sig)
{
#if defined(SIGKILL)
kill(cpid,SIGKILL);
#endif
exit(0);
}