307 lines
6.9 KiB
C
307 lines
6.9 KiB
C
/*
|
|
* Empire - A multi-player, client/server Internet based war game.
|
|
* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
|
|
* Ken Stevens, Steve McClure
|
|
*
|
|
* 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
|
|
*
|
|
* ---
|
|
*
|
|
* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
|
|
* related information and legal notices. It is expected that any future
|
|
* projects/authors will amend these files as needed.
|
|
*
|
|
* ---
|
|
*
|
|
* main.c: client main function
|
|
*
|
|
* Known contributors to this file:
|
|
* Dave Pare, 1986
|
|
* Steve McClure, 1998
|
|
*/
|
|
|
|
#ifdef _NTSDK
|
|
#undef _NTSDK
|
|
#endif
|
|
|
|
#include "misc.h"
|
|
#include "proto.h"
|
|
#include "queue.h"
|
|
#include "ioqueue.h"
|
|
#include "tags.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#ifndef _WIN32
|
|
#include <pwd.h>
|
|
#endif
|
|
#include <signal.h>
|
|
#include <errno.h>
|
|
#include <time.h>
|
|
#ifndef _WIN32
|
|
#include <sys/socket.h>
|
|
#include <sys/time.h>
|
|
#include <netinet/in.h>
|
|
#include <unistd.h>
|
|
#else
|
|
#include <windows.h>
|
|
#include <winsock.h>
|
|
#include <conio.h>
|
|
#include <io.h>
|
|
#endif
|
|
|
|
#ifdef _WIN32
|
|
HANDLE hStdIn;
|
|
#endif
|
|
|
|
#define RETRY 3
|
|
|
|
int interrupt;
|
|
int sock;
|
|
|
|
void saveargv(int ac, s_char **src, s_char **dst);
|
|
void getsose(void);
|
|
int hostport(s_char *name, struct sockaddr_in *addr);
|
|
int hostaddr(s_char *name, struct sockaddr_in *addr);
|
|
int hostconnect(struct sockaddr_in *addr);
|
|
int login(int s, s_char *uname, s_char *cname, s_char *cpass, int kill_proc);
|
|
int handleintr(int);
|
|
int termio(int fd, int sock, FILE *auxfi);
|
|
int serverio(int s, struct ioqueue *ioq);
|
|
void servercmd(struct ioqueue *ioq, FILE *auxfi);
|
|
|
|
static void intr(int sig);
|
|
|
|
|
|
int
|
|
main(int ac, s_char **av)
|
|
{
|
|
#ifdef _WIN32
|
|
WSADATA WsaData;
|
|
int err;
|
|
fd_set readfds;
|
|
struct timeval tm;
|
|
DWORD stdinmode;
|
|
SECURITY_ATTRIBUTES security;
|
|
#endif
|
|
extern s_char empireport[];
|
|
extern s_char empirehost[];
|
|
fd_set mask;
|
|
struct ioqueue server;
|
|
s_char *argv[128];
|
|
int i, j;
|
|
s_char *ptr;
|
|
s_char *auxout_fname;
|
|
FILE *auxout_fp;
|
|
#ifndef _WIN32
|
|
fd_set savemask;
|
|
struct passwd *pwd;
|
|
#endif
|
|
struct sockaddr_in sin;
|
|
int n;
|
|
s_char *cname;
|
|
s_char *pname;
|
|
int retry = 0;
|
|
int send_kill = 0;
|
|
|
|
#ifdef _WIN32
|
|
err = WSAStartup(0x0101, &WsaData);
|
|
if (err == SOCKET_ERROR) {
|
|
printf("WSAStartup Failed\n");
|
|
return FALSE;
|
|
}
|
|
#else
|
|
FD_ZERO(&mask);
|
|
FD_ZERO(&savemask);
|
|
#endif
|
|
memset(argv, 0, sizeof(argv));
|
|
saveargv(ac, av, argv);
|
|
auxout_fname = 0;
|
|
auxout_fp = 0;
|
|
for (i = j = 1; i < ac; ++i) {
|
|
ptr = argv[i];
|
|
if (strcmp(ptr, "-2") == 0) {
|
|
if (i + 1 >= ac) {
|
|
fprintf(stderr, "-2: Missing filename!\n");
|
|
exit(1);
|
|
}
|
|
auxout_fname = argv[i + 1];
|
|
++i;
|
|
continue;
|
|
} else if (strcmp(ptr, "-k") == 0) {
|
|
send_kill = 1;
|
|
continue;
|
|
}
|
|
argv[j] = argv[i];
|
|
++j;
|
|
}
|
|
ac = j;
|
|
if (auxout_fname && (auxout_fp = fopen(auxout_fname, "a")) == NULL) {
|
|
fprintf(stderr, "Unable to open %s for append\n", auxout_fname);
|
|
exit(1);
|
|
}
|
|
#ifndef _WIN32
|
|
pwd = getpwuid(getuid());
|
|
if (pwd == NULL) {
|
|
fprintf(stderr, "You don't exist. Go away\n");
|
|
exit(1);
|
|
}
|
|
#endif
|
|
getsose();
|
|
if (!hostport(getenv("EMPIREPORT"), &sin) &&
|
|
!hostport("empire", &sin) && !hostport(empireport, &sin)) {
|
|
fprintf(stderr, "No empire port\n");
|
|
exit(1);
|
|
}
|
|
if (!hostaddr(getenv("EMPIREHOST"), &sin) &&
|
|
!hostaddr(empirehost, &sin)) {
|
|
fprintf(stderr, "No empire host\n");
|
|
exit(1);
|
|
}
|
|
if ((sock = hostconnect(&sin)) < 0)
|
|
exit(1);
|
|
cname = getenv("COUNTRY");
|
|
pname = getenv("PLAYER");
|
|
if (ac > 1)
|
|
cname = argv[1];
|
|
if (ac > 2)
|
|
pname = argv[2];
|
|
#ifndef _WIN32
|
|
if (!login(sock, pwd->pw_name, cname, pname, send_kill)) {
|
|
#else
|
|
if (!login(sock, "nobody", cname, pname, send_kill)) {
|
|
#endif
|
|
close(sock);
|
|
exit(1);
|
|
}
|
|
ioq_init(&server, 2048);
|
|
io_init();
|
|
FD_ZERO(&mask);
|
|
#ifndef _WIN32
|
|
FD_SET(0, &savemask);
|
|
FD_SET(sock, &savemask);
|
|
#endif
|
|
(void)signal(SIGINT, intr);
|
|
#ifndef _WIN32
|
|
(void)signal(SIGPIPE, SIG_IGN);
|
|
while (FD_ISSET(sock, &savemask)) {
|
|
mask = savemask;
|
|
n = select(sock + 1, &mask, (fd_set *)0, (fd_set *)0,
|
|
(struct timeval *)0);
|
|
if (interrupt) {
|
|
if (!handleintr(sock))
|
|
break;
|
|
errno = 0;
|
|
}
|
|
if (n <= 0) {
|
|
if (errno == EINTR) {
|
|
perror("select");
|
|
(void)close(sock);
|
|
FD_CLR(sock, &savemask);
|
|
}
|
|
} else {
|
|
if (FD_ISSET(0, &mask)) {
|
|
if (!termio(0, sock, auxout_fp)) {
|
|
if (retry++ >= RETRY) {
|
|
FD_CLR(0, &savemask);
|
|
}
|
|
} else {
|
|
retry = 0;
|
|
}
|
|
}
|
|
if (FD_ISSET(sock, &mask)) {
|
|
if (!serverio(sock, &server))
|
|
FD_CLR(sock, &savemask);
|
|
else
|
|
servercmd(&server, auxout_fp);
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
tm.tv_sec = 0;
|
|
tm.tv_usec = 1000;
|
|
|
|
security.nLength = sizeof(SECURITY_ATTRIBUTES);
|
|
security.lpSecurityDescriptor = NULL;
|
|
security.bInheritHandle = TRUE;
|
|
hStdIn = CreateFile("CONIN$",
|
|
GENERIC_READ | GENERIC_WRITE,
|
|
FILE_SHARE_READ | FILE_SHARE_WRITE,
|
|
&security, OPEN_EXISTING, (DWORD) NULL, NULL);
|
|
|
|
if (hStdIn == INVALID_HANDLE_VALUE) {
|
|
printf("Error getting hStdIn.\n");
|
|
fflush(stdout);
|
|
}
|
|
err = GetConsoleMode(hStdIn, &stdinmode);
|
|
if (!err) {
|
|
printf("Error getting console mode.\n");
|
|
fflush(stdout);
|
|
}
|
|
stdinmode |= ENABLE_LINE_INPUT | ENABLE_ECHO_INPUT;
|
|
err = SetConsoleMode(hStdIn, stdinmode);
|
|
if (!err) {
|
|
printf("Error setting console mode.\n");
|
|
fflush(stdout);
|
|
}
|
|
while (1) {
|
|
FD_ZERO(&readfds);
|
|
FD_SET(sock, &readfds);
|
|
n = select(sock + 1, &readfds, (fd_set *) 0, (fd_set *) 0,
|
|
(struct timeval *)&tm);
|
|
if (n < 0) {
|
|
if (errno == EINTR) {
|
|
errno = WSAGetLastError();
|
|
perror("select");
|
|
(void)close(sock);
|
|
break;
|
|
}
|
|
} else {
|
|
if (WaitForSingleObject(hStdIn, 10) != WAIT_TIMEOUT) {
|
|
if (!termio(-1, sock, auxout_fp)) {
|
|
if (retry++ >= RETRY) {
|
|
;
|
|
}
|
|
} else {
|
|
retry = 0;
|
|
}
|
|
FlushConsoleInputBuffer(hStdIn);
|
|
}
|
|
if (FD_ISSET(sock, &readfds)) {
|
|
if (!serverio(sock, &server))
|
|
break;
|
|
else
|
|
servercmd(&server, auxout_fp);
|
|
}
|
|
}
|
|
}
|
|
CloseHandle(hStdIn);
|
|
#endif
|
|
ioq_drain(&server);
|
|
(void)close(sock);
|
|
exit(0);
|
|
return 0; /* Shut the compiler up */
|
|
}
|
|
|
|
static void
|
|
intr(int sig)
|
|
{
|
|
interrupt++;
|
|
#ifdef hpux
|
|
signal(SIGINT, intr);
|
|
#endif
|
|
}
|