/**************************************************************************
* Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer, *
* Michael Seifert, Hans Henrik Strfeldt, Tom Madsen, and Katja Nyboe. *
* *
* Merc Diku Mud improvments copyright (C) 1992, 1993 by Michael *
* Chastain, Michael Quan, and Mitchell Tse. *
* *
* In order to use any part of this Merc Diku Mud, you must comply with *
* both the original Diku license in 'license.doc' as well the Merc *
* license in 'license.txt'. In particular, you may not remove either of *
* these copyright notices. *
* *
* Thanks to abaddon for proof-reading our comm.c and pointing out bugs. *
* Any remaining bugs are, of course, our work, not his. :) *
* *
* Much time and thought has gone into this software and you are *
* benefitting. We hope that you share your changes too. What goes *
* around, comes around. *
**************************************************************************/
/***************************************************************************
* ROM 2.4 is copyright 1993-1998 Russ Taylor *
* ROM has been brought to you by the ROM consortium *
* Russ Taylor (rtaylor@hypercube.org) *
* Gabrielle Taylor (gtaylor@hypercube.org) *
* Brian Moore (zump@rom.org) *
* By using this code, you have agreed to follow the terms of the *
* ROM license, in the file Rom24/doc/rom.license *
***************************************************************************/
/*
* This file contains all of the OS-dependent stuff:
* startup, signals, BSD sockets for tcp/ip, i/o, timing.
*
* The data flow for input is:
* Game_loop ---> Read_from_descriptor ---> Read
* Game_loop ---> Read_from_buffer
*
* The data flow for output is:
* Game_loop ---> Process_Output ---> Write_to_descriptor -> Write
*
* The OS-dependent functions are Read_from_descriptor and Write_to_descriptor.
* -- Furey 26 Jan 1993
*/
#include <errno.h>
#if defined(macintosh)
#include <types.h>
#elif defined(WIN32)
#include <sys/types.h>
#include <winsock.h>
#include <io.h>
#include <direct.h>
#define NOCRYPT
#else
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#endif
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include "merc.h"
#include "interp.h"
#include "recycle.h"
#include "tables.h"
/*
* Malloc debugging stuff.
*/
#if defined(sun)
#undef MALLOC_DEBUG
#endif
#if defined(MALLOC_DEBUG)
#include <malloc.h>
extern int malloc_debug args ((int));
extern int malloc_verify args ((void));
#endif
/*
* Signal handling.
* Apollo has a problem with __attribute(atomic) in signal.h,
* I dance around it.
*/
#if defined(apollo)
#define __attribute(x)
#endif
#if defined(unix) || defined (WIN32)
#include <signal.h>
#endif
#if defined(apollo)
#undef __attribute
#endif
/*
* Socket and TCP/IP stuff.
*/
#if defined(macintosh) || defined(MSDOS) || defined(WIN32)
const char echo_off_str[] = { '\0' };
const char echo_on_str[] = { '\0' };
const char go_ahead_str[] = { '\0' };
#endif
#if defined(unix)
#include <fcntl.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "telnet.h"
const char echo_off_str[] = { IAC, WILL, TELOPT_ECHO, '\0' };
const char echo_on_str[] = { IAC, WONT, TELOPT_ECHO, '\0' };
const char go_ahead_str[] = { IAC, GA, '\0' };
#endif
/*
* OS-dependent declarations.
*/
#if defined(_AIX)
#include <sys/select.h>
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int setsockopt args ((int s, int level, int optname, void *optval,
int optlen));
int socket args ((int domain, int type, int protocol));
#endif
#if defined(apollo)
#include <unistd.h>
void bzero args ((char *b, int length));
#endif
#if defined(__hpux)
int accept args ((int s, void *addr, int *addrlen));
int bind args ((int s, const void *addr, int addrlen));
void bzero args ((char *b, int length));
int getpeername args ((int s, void *addr, int *addrlen));
int getsockname args ((int s, void *name, int *addrlen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int setsockopt args ((int s, int level, int optname,
const void *optval, int optlen));
int socket args ((int domain, int type, int protocol));
#endif
#if defined(interactive)
#include <net/errno.h>
#include <sys/fnctl.h>
#endif
#if defined(linux)
/*
Linux shouldn't need these. If you have a problem compiling, try
uncommenting these functions.
*/
/*
int accept args( ( int s, struct sockaddr *addr, int *addrlen ) );
int bind args( ( int s, struct sockaddr *name, int namelen ) );
int getpeername args( ( int s, struct sockaddr *name, int *namelen ) );
int getsockname args( ( int s, struct sockaddr *name, int *namelen ) );
int listen args( ( int s, int backlog ) );
*/
int close args ((int fd));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
/* int read args( ( int fd, char *buf, int nbyte ) ); */
int select args ((int width, fd_set * readfds, fd_set * writefds,
fd_set * exceptfds, struct timeval * timeout));
int socket args ((int domain, int type, int protocol));
/* int write args( ( int fd, char *buf, int nbyte ) ); *//* read,write in unistd.h */
#endif
#if defined(macintosh)
#include <console.h>
#include <fcntl.h>
#include <unix.h>
struct timeval {
time_t tv_sec;
time_t tv_usec;
};
#if !defined(isascii)
#define isascii(c) ( (c) < 0200 )
#endif
static long theKeys[4];
int gettimeofday args ((struct timeval * tp, void *tzp));
#endif
#if defined(MIPS_OS)
extern int errno;
#endif
#if defined(MSDOS)
int gettimeofday args ((struct timeval * tp, void *tzp));
int kbhit args ((void));
#endif
#if defined(NeXT)
int close args ((int fd));
int fcntl args ((int fd, int cmd, int arg));
#if !defined(htons)
u_short htons args ((u_short hostshort));
#endif
#if !defined(ntohl)
u_long ntohl args ((u_long hostlong));
#endif
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
fd_set * exceptfds, struct timeval * timeout));
int write args ((int fd, char *buf, int nbyte));
#endif
#if defined(sequent)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
int close args ((int fd));
int fcntl args ((int fd, int cmd, int arg));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
#if !defined(htons)
u_short htons args ((u_short hostshort));
#endif
int listen args ((int s, int backlog));
#if !defined(ntohl)
u_long ntohl args ((u_long hostlong));
#endif
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
fd_set * exceptfds, struct timeval * timeout));
int setsockopt args ((int s, int level, int optname, caddr_t optval,
int optlen));
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif
/* This includes Solaris Sys V as well */
#if defined(sun)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int close args ((int fd));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int listen args ((int s, int backlog));
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
fd_set * exceptfds, struct timeval * timeout));
#if !defined(__SVR4)
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
#if defined(SYSV)
int setsockopt args ((int s, int level, int optname,
const char *optval, int optlen));
#else
int setsockopt args ((int s, int level, int optname, void *optval,
int optlen));
#endif
#endif
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif
#if defined(ultrix)
int accept args ((int s, struct sockaddr * addr, int *addrlen));
int bind args ((int s, struct sockaddr * name, int namelen));
void bzero args ((char *b, int length));
int close args ((int fd));
int getpeername args ((int s, struct sockaddr * name, int *namelen));
int getsockname args ((int s, struct sockaddr * name, int *namelen));
int gettimeofday args ((struct timeval * tp, struct timezone * tzp));
int listen args ((int s, int backlog));
int read args ((int fd, char *buf, int nbyte));
int select args ((int width, fd_set * readfds, fd_set * writefds,
fd_set * exceptfds, struct timeval * timeout));
int setsockopt args ((int s, int level, int optname, void *optval,
int optlen));
int socket args ((int domain, int type, int protocol));
int write args ((int fd, char *buf, int nbyte));
#endif
#if defined(WIN32)
#undef EINTR
#undef EMFILE
#define EINTR WSAEINTR
#define EMFILE WSAEMFILE
#define EWOULDBLOCK WSAEWOULDBLOCK
#define MAXHOSTNAMELEN 32
#define close closesocket
#endif
/*
* Global variables.
*/
DESCRIPTOR_DATA *descriptor_list; /* All open descriptors */
DESCRIPTOR_DATA *d_next; /* Next descriptor in loop */
FILE *fpReserve; /* Reserved file handle */
bool god; /* All new chars are gods! */
bool merc_down; /* Shutdown */
bool wizlock; /* Game is wizlocked */
bool newlock; /* Game is newlocked */
char str_boot_time[MAX_INPUT_LENGTH];
time_t current_time; /* time of this pulse */
bool MOBtrigger = TRUE; /* act() switch */
/*
* OS-dependent local functions.
*/
#if defined(macintosh) || defined(MSDOS)
void game_loop_mac_msdos args ((void));
bool read_from_descriptor args ((DESCRIPTOR_DATA * d));
bool write_to_descriptor args ((int desc, char *txt, int length));
#endif
#if defined(unix) || defined(WIN32)
void game_loop_unix args ((int control));
int init_socket args ((int port));
void init_descriptor args ((int control));
bool read_from_descriptor args ((DESCRIPTOR_DATA * d));
bool write_to_descriptor args ((int desc, char *txt, int length));
#endif
/*
* Other local functions (OS-independent).
*/
bool check_parse_name args ((char *name));
bool check_reconnect args ((DESCRIPTOR_DATA * d, char *name, bool fConn));
bool check_playing args ((DESCRIPTOR_DATA * d, char *name));
int main args ((int argc, char **argv));
void nanny args ((DESCRIPTOR_DATA * d, char *argument));
bool process_output args ((DESCRIPTOR_DATA * d, bool fPrompt));
void read_from_buffer args ((DESCRIPTOR_DATA * d));
void stop_idling args ((CHAR_DATA * ch));
void bust_a_prompt args ((CHAR_DATA * ch));
/* Needs to be global because of do_copyover */
int port;
#if defined(unix) || defined(WIN32)
int control;
#endif
/* Put global mud config values here. Look at qmconfig command for clues. */
/* -- JR 09/23/2000 */
/* Set values for all but IP address in qmconfig.rc file. */
/* -- JR 05/10/2001 */
int mud_ansiprompt, mud_ansicolor, mud_telnetga;
/* Set this to the IP address you want to listen on (127.0.0.1 is good for */
/* paranoid types who don't want the 'net at large peeking at their MUD) */
char *mud_ipaddress = "0.0.0.0";
int main (int argc, char **argv)
{
struct timeval now_time;
bool fCopyOver = FALSE;
/*
* Memory debugging if needed.
*/
#if defined(MALLOC_DEBUG)
malloc_debug (2);
#endif
/*
* Init time.
*/
gettimeofday (&now_time, NULL);
current_time = (time_t) now_time.tv_sec;
strcpy (str_boot_time, ctime (¤t_time));
/*
* Macintosh console initialization.
*/
#if defined(macintosh)
console_options.nrows = 31;
cshow (stdout);
csetmode (C_RAW, stdin);
cecho2file ("log file", 1, stderr);
#endif
/* change to area directory */
#if defined(WIN32)
{
char fullfilename[MAX_PATH];
char directory [MAX_PATH];
char * p;
if (!GetModuleFileName (NULL, fullfilename, sizeof (fullfilename)))
exit (1);
/* remove last part of file name to get working directory */
strcpy (directory, fullfilename);
p = strrchr (directory, '\\');
if (p)
*p = 0;
strcat (directory, "\\area");
/* make sure we are running in the "area" subdirectory */
_chdir (directory);
printf ("Working directory now %s\n", directory);
}
#endif
/*
* Reserve one channel for our use.
*/
if ((fpReserve = fopen (NULL_FILE, "r")) == NULL)
{
perror (NULL_FILE);
exit (1);
}
/*
* Get the port number.
*/
port = 4000;
if (argc > 1)
{
if (!is_number (argv[1]))
{
fprintf (stderr, "Usage: %s [port #]\n", argv[0]);
exit (1);
}
else if ((port = atoi (argv[1])) <= 1024)
{
fprintf (stderr, "Port number must be above 1024.\n");
exit (1);
}
/* Are we recovering from a copyover? */
if (argv[2] && argv[2][0])
{
fCopyOver = TRUE;
control = atoi (argv[3]);
}
else
fCopyOver = FALSE;
}
/*
* Run the game.
*/
#if defined(macintosh) || defined(MSDOS)
boot_db ();
qmconfig_read(); /* Here because it fits, no conflicts with Linux placement -- JR 05/06/01 */
log_string ("Merc is ready to rock.");
game_loop_mac_msdos ();
#endif
#if defined(WIN32)
{
/* Initialise Windows sockets library */
unsigned short wVersionRequested = MAKEWORD(1, 1);
WSADATA wsadata;
int err;
/* Need to include library: wsock32.lib for Windows Sockets */
err = WSAStartup(wVersionRequested, &wsadata);
if (err)
{
fprintf(stderr, "Error %i on WSAStartup\n", err);
exit(1);
}
/* standard termination signals */
// signal(SIGINT, (void *) bailout);
// signal(SIGTERM, (void *) bailout);
}
#endif
#if defined(unix) || defined (WIN32)
qmconfig_read(); /* Here so we can set the IP adress. -- JR 05/06/01 */
if (!fCopyOver)
control = init_socket (port);
boot_db ();
logf ("ROM is ready to rock on port %d (%s).", port, mud_ipaddress);
#ifdef BIT_COMPILE
{
AREA_DATA *pArea;
for( pArea = area_first; pArea; pArea = pArea->next )
save_area( pArea );
}
fprintf( stderr, "Conversions Complete.\n"
"Please recompile without -DBIT_COMPILE.\n" );
exit(0);
#endif
#if !defined(WIN32)
if (fCopyOver)
copyover_recover ();
#endif
game_loop_unix (control);
close (control);
#endif
#if defined(WIN32)
/* Shut down Windows sockets */
WSACleanup(); /* clean up */
#endif
/*
* That's all, folks.
*/
log_string ("Normal termination of game.");
exit (0);
return 0;
}
#if defined(unix) || defined(WIN32)
int init_socket (int port)
{
static struct sockaddr_in sa_zero;
struct sockaddr_in sa;
int x = 1;
int fd;
if ((fd = socket (AF_INET, SOCK_STREAM, 0)) < 0)
{
perror ("Init_socket: socket");
exit (1);
}
if (setsockopt (fd, SOL_SOCKET, SO_REUSEADDR,
(char *) &x, sizeof (x)) < 0)
{
perror ("Init_socket: SO_REUSEADDR");
close (fd);
exit (1);
}
#if defined(SO_DONTLINGER) && !defined(SYSV)
{
struct linger ld;
ld.l_onoff = 1;
ld.l_linger = 1000;
if (setsockopt (fd, SOL_SOCKET, SO_DONTLINGER,
(char *) &ld, sizeof (ld)) < 0)
{
perror ("Init_socket: SO_DONTLINGER");
close (fd);
exit (1);
}
}
#endif
sa = sa_zero;
sa.sin_family = AF_INET;
sa.sin_port = htons (port);
sa.sin_addr.s_addr = inet_addr( mud_ipaddress );
logf("set address to %s", mud_ipaddress);
if (bind (fd, (struct sockaddr *) &sa, sizeof (sa)) < 0)
{
perror ("Init socket: bind");
close (fd);
exit (1);
}
if (listen (fd, 3) < 0)
{
perror ("Init socket: listen");
close (fd);
exit (1);
}
return fd;
}
#endif
#if defined(macintosh) || defined(MSDOS)
void game_loop_mac_msdos (void)
{
struct timeval last_time;
struct timeval now_time;
static DESCRIPTOR_DATA dcon;
gettimeofday (&last_time, NULL);
current_time = (time_t) last_time.tv_sec;
/*
* New_descriptor analogue.
*/
dcon.descriptor = 0;
if (!mud_ansiprompt)
dcon.connected = CON_GET_NAME;
else
dcon.connected = CON_ANSI;
dcon.ansi = mud_ansicolor;
dcon.host = str_dup ("localhost");
dcon.outsize = 2000;
dcon.outbuf = alloc_mem (dcon.outsize);
dcon.next = descriptor_list;
dcon.showstr_head = NULL;
dcon.showstr_point = NULL;
dcon.pEdit = NULL; /* OLC */
dcon.pString = NULL; /* OLC */
dcon.editor = 0; /* OLC */
descriptor_list = &dcon;
/*
* First Contact!
*/
if (!mud_ansiprompt)
{
extern char * help_greeting;
if ( help_greeting[0] == '.' )
send_to_desc ( help_greeting+1, &dcon );
else
send_to_desc ( help_greeting , &dcon );
}
else
write_to_buffer (&dcon, "Do you want ANSI? (Y/n) ", 0);
/* Main loop */
while (!merc_down)
{
DESCRIPTOR_DATA *d;
/*
* Process input.
*/
for (d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
d->fcommand = FALSE;
#if defined(MSDOS)
if (kbhit ())
#endif
{
if (d->character != NULL)
d->character->timer = 0;
if (!read_from_descriptor (d))
{
if (d->character != NULL && d->connected == CON_PLAYING)
save_char_obj (d->character);
d->outtop = 0;
close_socket (d);
continue;
}
}
if (d->character != NULL && d->character->daze > 0)
--d->character->daze;
if (d->character != NULL && d->character->wait > 0)
{
--d->character->wait;
continue;
}
read_from_buffer (d);
if (d->incomm[0] != '\0')
{
d->fcommand = TRUE;
stop_idling (d->character);
/* OLC */
if (d->showstr_point)
show_string (d, d->incomm);
else if (d->pString)
string_add (d->character, d->incomm);
else
switch (d->connected)
{
case CON_PLAYING:
if (!run_olc_editor (d))
substitute_alias (d, d->incomm);
break;
default:
nanny (d, d->incomm);
break;
}
d->incomm[0] = '\0';
}
}
/*
* Autonomous game motion.
*/
update_handler ();
/*
* Output.
*/
for (d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
if ((d->fcommand || d->outtop > 0))
{
if (!process_output (d, TRUE))
{
if (d->character != NULL && d->connected == CON_PLAYING)
save_char_obj (d->character);
d->outtop = 0;
close_socket (d);
}
}
}
/*
* Synchronize to a clock.
* Busy wait (blargh).
*/
now_time = last_time;
for (;;)
{
int delta;
#if defined(MSDOS)
if (kbhit ())
#endif
{
if (dcon.character != NULL)
dcon.character->timer = 0;
if (!read_from_descriptor (&dcon))
{
if (dcon.character != NULL && d->connected == CON_PLAYING)
save_char_obj (d->character);
dcon.outtop = 0;
close_socket (&dcon);
}
#if defined(MSDOS)
break;
#endif
}
gettimeofday (&now_time, NULL);
delta = (now_time.tv_sec - last_time.tv_sec) * 1000 * 1000
+ (now_time.tv_usec - last_time.tv_usec);
if (delta >= 1000000 / PULSE_PER_SECOND)
break;
}
last_time = now_time;
current_time = (time_t) last_time.tv_sec;
}
return;
}
#endif
#if defined(unix) || defined(WIN32)
void game_loop_unix (int control)
{
static struct timeval null_time;
struct timeval last_time;
#if !defined(WIN32)
signal( SIGPIPE, SIG_IGN );
#endif
gettimeofday (&last_time, NULL);
current_time = (time_t) last_time.tv_sec;
/* Main loop */
while (!merc_down)
{
fd_set in_set;
fd_set out_set;
fd_set exc_set;
DESCRIPTOR_DATA *d;
int maxdesc;
#if defined(MALLOC_DEBUG)
if (malloc_verify () != 1)
abort ();
#endif
/*
* Poll all active descriptors.
*/
FD_ZERO (&in_set);
FD_ZERO (&out_set);
FD_ZERO (&exc_set);
FD_SET (control, &in_set);
maxdesc = control;
for (d = descriptor_list; d; d = d->next)
{
maxdesc = UMAX (maxdesc, d->descriptor);
FD_SET (d->descriptor, &in_set);
FD_SET (d->descriptor, &out_set);
FD_SET (d->descriptor, &exc_set);
}
if (select (maxdesc + 1, &in_set, &out_set, &exc_set, &null_time) < 0)
{
perror ("Game_loop: select: poll");
exit (1);
}
/*
* New connection?
*/
if (FD_ISSET (control, &in_set))
init_descriptor (control);
/*
* Kick out the freaky folks.
*/
for (d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
if (FD_ISSET (d->descriptor, &exc_set))
{
FD_CLR (d->descriptor, &in_set);
FD_CLR (d->descriptor, &out_set);
if (d->character && d->connected == CON_PLAYING)
save_char_obj (d->character);
d->outtop = 0;
close_socket (d);
}
}
/*
* Process input.
*/
for (d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
d->fcommand = FALSE;
if (FD_ISSET (d->descriptor, &in_set))
{
if (d->character != NULL)
d->character->timer = 0;
if (!read_from_descriptor (d))
{
FD_CLR (d->descriptor, &out_set);
if (d->character != NULL && d->connected == CON_PLAYING)
save_char_obj (d->character);
d->outtop = 0;
close_socket (d);
continue;
}
}
if (d->character != NULL && d->character->daze > 0)
--d->character->daze;
if (d->character != NULL && d->character->wait > 0)
{
--d->character->wait;
continue;
}
read_from_buffer (d);
if (d->incomm[0] != '\0')
{
d->fcommand = TRUE;
stop_idling (d->character);
/* OLC */
if (d->showstr_point)
show_string (d, d->incomm);
else if (d->pString)
string_add (d->character, d->incomm);
else
switch (d->connected)
{
case CON_PLAYING:
if (!run_olc_editor (d))
substitute_alias (d, d->incomm);
break;
default:
nanny (d, d->incomm);
break;
}
d->incomm[0] = '\0';
}
}
/*
* Autonomous game motion.
*/
update_handler ();
/*
* Output.
*/
for (d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
if ((d->fcommand || d->outtop > 0)
&& FD_ISSET (d->descriptor, &out_set))
{
if (!process_output (d, TRUE))
{
if (d->character != NULL && d->connected == CON_PLAYING)
save_char_obj (d->character);
d->outtop = 0;
close_socket (d);
}
}
}
/*
* Synchronize to a clock.
* Sleep( last_time + 1/PULSE_PER_SECOND - now ).
* Careful here of signed versus unsigned arithmetic.
*/
{
struct timeval now_time;
long secDelta;
long usecDelta;
gettimeofday (&now_time, NULL);
usecDelta = ((int) last_time.tv_usec) - ((int) now_time.tv_usec)
+ 1000000 / PULSE_PER_SECOND;
secDelta = ((int) last_time.tv_sec) - ((int) now_time.tv_sec);
while (usecDelta < 0)
{
usecDelta += 1000000;
secDelta -= 1;
}
while (usecDelta >= 1000000)
{
usecDelta -= 1000000;
secDelta += 1;
}
if (secDelta > 0 || (secDelta == 0 && usecDelta > 0))
{
struct timeval stall_time;
stall_time.tv_usec = usecDelta;
stall_time.tv_sec = secDelta;
#if defined(WIN32)
Sleep( (stall_time.tv_sec * 1000L) + (stall_time.tv_usec / 1000L) );
#else
if (select (0, NULL, NULL, NULL, &stall_time) < 0)
{
perror ("Game_loop: select: stall");
exit (1);
}
#endif
}
}
gettimeofday (&last_time, NULL);
current_time = (time_t) last_time.tv_sec;
}
return;
}
#endif
#if defined(unix) || defined(WIN32)
void init_descriptor (int control)
{
char buf[MAX_STRING_LENGTH];
DESCRIPTOR_DATA *dnew;
struct sockaddr_in sock;
struct hostent *from;
int desc;
int size;
#if defined(WIN32)
unsigned long arg = 1;
#endif
size = sizeof (sock);
getsockname (control, (struct sockaddr *) &sock, &size);
if ((desc = accept (control, (struct sockaddr *) &sock, &size)) < 0)
{
perror ("New_descriptor: accept");
return;
}
#if !defined(FNDELAY)
#define FNDELAY O_NDELAY
#endif
#if defined(WIN32)
if ( ioctlsocket(desc, FIONBIO, &arg) == -1 )
#else
if ( fcntl( desc, F_SETFL, FNDELAY ) == -1 )
#endif
{
perror ("New_descriptor: fcntl: FNDELAY");
return;
}
/*
* Cons a new descriptor.
*/
dnew = new_descriptor ();
dnew->descriptor = desc;
if (!mud_ansiprompt)
dnew->connected = CON_GET_NAME;
else
dnew->connected = CON_ANSI;
dnew->ansi = mud_ansicolor;
dnew->showstr_head = NULL;
dnew->showstr_point = NULL;
dnew->outsize = 2000;
dnew->pEdit = NULL; /* OLC */
dnew->pString = NULL; /* OLC */
dnew->editor = 0; /* OLC */
dnew->outbuf = alloc_mem (dnew->outsize);
size = sizeof (sock);
if (getpeername (desc, (struct sockaddr *) &sock, &size) < 0)
{
perror ("New_descriptor: getpeername");
dnew->host = str_dup ("(unknown)");
}
else
{
/*
* Would be nice to use inet_ntoa here but it takes a struct arg,
* which ain't very compatible between gcc and system libraries.
*/
int addr;
addr = ntohl (sock.sin_addr.s_addr);
sprintf (buf, "%d.%d.%d.%d",
(addr >> 24) & 0xFF, (addr >> 16) & 0xFF,
(addr >> 8) & 0xFF, (addr) & 0xFF);
sprintf (log_buf, "Sock.sinaddr: %s", buf);
log_string (log_buf);
from = gethostbyaddr ((char *) &sock.sin_addr,
sizeof (sock.sin_addr), AF_INET);
dnew->host = str_dup (from ? from->h_name : buf);
}
/*
* Swiftest: I added the following to ban sites. I don't
* endorse banning of sites, but Copper has few descriptors now
* and some people from certain sites keep abusing access by
* using automated 'autodialers' and leaving connections hanging.
*
* Furey: added suffix check by request of Nickel of HiddenWorlds.
*/
if (check_ban (dnew->host, BAN_ALL))
{
write_to_descriptor (desc,
"Your site has been banned from this mud.\n\r",
0);
close (desc);
free_descriptor (dnew);
return;
}
/*
* Init descriptor data.
*/
dnew->next = descriptor_list;
descriptor_list = dnew;
/*
* First Contact!
*/
if (!mud_ansiprompt)
{
extern char * help_greeting;
if ( help_greeting[0] == '.' )
send_to_desc ( help_greeting+1, dnew );
else
send_to_desc ( help_greeting , dnew );
}
else
send_to_desc ("Do you want color? (Y/n) ", dnew);
return;
}
#endif
void close_socket (DESCRIPTOR_DATA * dclose)
{
CHAR_DATA *ch;
if (dclose->outtop > 0)
process_output (dclose, FALSE);
if (dclose->snoop_by != NULL)
{
write_to_buffer (dclose->snoop_by,
"Your victim has left the game.\n\r", 0);
}
{
DESCRIPTOR_DATA *d;
for (d = descriptor_list; d != NULL; d = d->next)
{
if (d->snoop_by == dclose)
d->snoop_by = NULL;
}
}
if ((ch = dclose->character) != NULL)
{
sprintf (log_buf, "Closing link to %s.", ch->name);
log_string (log_buf);
/* cut down on wiznet spam when rebooting */
/* If ch is writing note or playing, just lose link otherwise clear char */
if ((dclose->connected == CON_PLAYING && !merc_down)
|| ((dclose->connected >= CON_NOTE_TO)
&& (dclose->connected <= CON_NOTE_FINISH)))
{
act ("$n has lost $s link.", ch, NULL, NULL, TO_ROOM);
wiznet ("Net death has claimed $N.", ch, NULL, WIZ_LINKS, 0, 0);
ch->desc = NULL;
}
else
{
free_char (dclose->original ? dclose->original :
dclose->character);
}
}
if (d_next == dclose)
d_next = d_next->next;
if (dclose == descriptor_list)
{
descriptor_list = descriptor_list->next;
}
else
{
DESCRIPTOR_DATA *d;
for (d = descriptor_list; d && d->next != dclose; d = d->next);
if (d != NULL)
d->next = dclose->next;
else
bug ("Close_socket: dclose not found.", 0);
}
close (dclose->descriptor);
free_descriptor (dclose);
#if defined(MSDOS) || defined(macintosh)
exit (1);
#endif
return;
}
bool read_from_descriptor (DESCRIPTOR_DATA * d)
{
int iStart;
/* Hold horses if pending command already. */
if (d->incomm[0] != '\0')
return TRUE;
/* Check for overflow. */
iStart = strlen (d->inbuf);
if (iStart >= sizeof (d->inbuf) - 10)
{
sprintf (log_buf, "%s input overflow!", d->host);
log_string (log_buf);
write_to_descriptor (d->descriptor,
"\n\r*** PUT A LID ON IT!!! ***\n\r", 0);
return FALSE;
}
/* Snarf input. */
#if defined(macintosh)
for (;;)
{
int c;
c = getc (stdin);
if (c == '\0' || c == EOF)
break;
putc (c, stdout);
if (c == '\r')
putc ('\n', stdout);
d->inbuf[iStart++] = c;
if (iStart > sizeof (d->inbuf) - 10)
break;
}
#endif
#if defined(MSDOS) || defined(unix) || defined(WIN32)
for (;;)
{
int nRead, iErr;
#if defined(WIN32)
nRead = recv( d->descriptor, d->inbuf + iStart,
sizeof(d->inbuf) - 10 - iStart, 0 );
iErr = WSAGetLastError ();
#else
nRead = read( d->descriptor, d->inbuf + iStart,
sizeof(d->inbuf) - 10 - iStart );
iErr = errno;
#endif
if (nRead > 0)
{
iStart += nRead;
if (d->inbuf[iStart - 1] == '\n' || d->inbuf[iStart - 1] == '\r')
break;
}
else if (nRead == 0)
{
log_string ("EOF encountered on read.");
return FALSE;
}
else if (errno == EWOULDBLOCK)
break;
else
{
perror ("Read_from_descriptor");
return FALSE;
}
}
#endif
d->inbuf[iStart] = '\0';
return TRUE;
}
/*
* Transfer one line from input buffer to input line.
*/
void read_from_buffer (DESCRIPTOR_DATA * d)
{
int i, j, k;
/*
* Hold horses if pending command already.
*/
if (d->incomm[0] != '\0')
return;
/*
* Look for at least one new line.
*/
for (i = 0; d->inbuf[i] != '\n' && d->inbuf[i] != '\r'; i++)
{
if (d->inbuf[i] == '\0')
return;
}
/*
* Canonical input processing.
*/
for (i = 0, k = 0; d->inbuf[i] != '\n' && d->inbuf[i] != '\r'; i++)
{
if (k >= MAX_INPUT_LENGTH - 2)
{
write_to_descriptor (d->descriptor, "Line too long.\n\r", 0);
/* skip the rest of the line */
for (; d->inbuf[i] != '\0'; i++)
{
if (d->inbuf[i] == '\n' || d->inbuf[i] == '\r')
break;
}
d->inbuf[i] = '\n';
d->inbuf[i + 1] = '\0';
break;
}
if (d->inbuf[i] == '\b' && k > 0)
--k;
else if (isascii (d->inbuf[i]) && isprint (d->inbuf[i]))
d->incomm[k++] = d->inbuf[i];
}
/*
* Finish off the line.
*/
if (k == 0)
d->incomm[k++] = ' ';
d->incomm[k] = '\0';
/*
* Deal with bozos with #repeat 1000 ...
*/
if (k > 1 || d->incomm[0] == '!')
{
if (d->incomm[0] != '!' && strcmp (d->incomm, d->inlast))
{
d->repeat = 0;
}
else
{
if (++d->repeat >= 25 && d->character
&& d->connected == CON_PLAYING)
{
sprintf (log_buf, "%s input spamming!", d->host);
log_string (log_buf);
wiznet ("Spam spam spam $N spam spam spam spam spam!",
d->character, NULL, WIZ_SPAM, 0,
get_trust (d->character));
if (d->incomm[0] == '!')
wiznet (d->inlast, d->character, NULL, WIZ_SPAM, 0,
get_trust (d->character));
else
wiznet (d->incomm, d->character, NULL, WIZ_SPAM, 0,
get_trust (d->character));
d->repeat = 0;
/*
write_to_descriptor( d->descriptor,
"\n\r*** PUT A LID ON IT!!! ***\n\r", 0 );
strcpy( d->incomm, "quit" );
*/
}
}
}
/*
* Do '!' substitution.
*/
if (d->incomm[0] == '!')
strcpy (d->incomm, d->inlast);
else
strcpy (d->inlast, d->incomm);
/*
* Shift the input buffer.
*/
while (d->inbuf[i] == '\n' || d->inbuf[i] == '\r')
i++;
for (j = 0; (d->inbuf[j] = d->inbuf[i + j]) != '\0'; j++);
return;
}
/*
* Low level output function.
*/
bool process_output (DESCRIPTOR_DATA * d, bool fPrompt)
{
extern bool merc_down;
/*
* Bust a prompt.
*/
if (!merc_down)
{
if (d->showstr_point)
write_to_buffer (d, "[Hit Return to continue]\n\r", 0);
else if (fPrompt && d->pString && d->connected == CON_PLAYING)
write_to_buffer (d, "> ", 2);
else if (fPrompt && d->connected == CON_PLAYING)
{
CHAR_DATA *ch;
CHAR_DATA *victim;
ch = d->character;
/* battle prompt */
if ((victim = ch->fighting) != NULL && can_see (ch, victim))
{
int percent;
char wound[100];
char *pbuff;
char buf[MSL];
char buffer[MSL*2];
if (victim->max_hit > 0)
percent = victim->hit * 100 / victim->max_hit;
else
percent = -1;
if (percent >= 100)
sprintf (wound, "is in excellent condition.");
else if (percent >= 90)
sprintf (wound, "has a few scratches.");
else if (percent >= 75)
sprintf (wound, "has some small wounds and bruises.");
else if (percent >= 50)
sprintf (wound, "has quite a few wounds.");
else if (percent >= 30)
sprintf (wound,
"has some big nasty wounds and scratches.");
else if (percent >= 15)
sprintf (wound, "looks pretty hurt.");
else if (percent >= 0)
sprintf (wound, "is in awful condition.");
else
sprintf (wound, "is bleeding to death.");
sprintf (buf, "%s %s \n\r",
IS_NPC (victim) ? victim->short_descr : victim->name,
wound);
buf[0] = UPPER (buf[0]);
pbuff = buffer;
colourconv (pbuff, buf, CH(d));
write_to_buffer (d, buffer, 0);
}
ch = d->original ? d->original : d->character;
if (!IS_SET (ch->comm, COMM_COMPACT))
write_to_buffer (d, "\n\r", 2);
if (IS_SET (ch->comm, COMM_PROMPT))
bust_a_prompt (d->character);
if (IS_SET (ch->comm, COMM_TELNET_GA))
write_to_buffer (d, go_ahead_str, 0);
}
}
/*
* Short-circuit if nothing to write.
*/
if (d->outtop == 0)
return TRUE;
/*
* Snoop-o-rama.
*/
if (d->snoop_by != NULL)
{
if (d->character != NULL)
write_to_buffer (d->snoop_by, d->character->name, 0);
write_to_buffer (d->snoop_by, "> ", 2);
write_to_buffer (d->snoop_by, d->outbuf, d->outtop);
}
/*
* OS-dependent output.
*/
if (!write_to_descriptor (d->descriptor, d->outbuf, d->outtop))
{
d->outtop = 0;
return FALSE;
}
else
{
d->outtop = 0;
return TRUE;
}
}
/*
* Bust a prompt (player settable prompt)
* coded by Morgenes for Aldara Mud
*/
void bust_a_prompt (CHAR_DATA * ch)
{
char buf[MAX_STRING_LENGTH];
char buf2[MAX_STRING_LENGTH];
const char *str;
const char *i;
char *point;
char *pbuff;
char buffer[MAX_STRING_LENGTH * 2];
char doors[MAX_INPUT_LENGTH];
EXIT_DATA *pexit;
bool found;
const char *dir_name[] = { "N", "E", "S", "W", "U", "D" };
int door;
point = buf;
str = ch->prompt;
if (str == NULL || str[0] == '\0')
{
sprintf (buf, "{p<%dhp %dm %dmv>{x %s",
ch->hit, ch->mana, ch->move, ch->prefix);
send_to_char (buf, ch);
return;
}
if (IS_SET (ch->comm, COMM_AFK))
{
send_to_char ("{p<AFK>{x ", ch);
return;
}
while (*str != '\0')
{
if (*str != '%')
{
*point++ = *str++;
continue;
}
++str;
switch (*str)
{
default:
i = " ";
break;
case 'e':
found = FALSE;
doors[0] = '\0';
for (door = 0; door < 6; door++)
{
if ((pexit = ch->in_room->exit[door]) != NULL
&& pexit->u1.to_room != NULL
&& (can_see_room (ch, pexit->u1.to_room)
|| (IS_AFFECTED (ch, AFF_INFRARED)
&& !IS_AFFECTED (ch, AFF_BLIND)))
&& !IS_SET (pexit->exit_info, EX_CLOSED))
{
found = TRUE;
strcat (doors, dir_name[door]);
}
}
if (!found)
strcat (buf, "none");
sprintf (buf2, "%s", doors);
i = buf2;
break;
case 'c':
sprintf (buf2, "%s", "\n\r");
i = buf2;
break;
case 'h':
sprintf (buf2, "%d", ch->hit);
i = buf2;
break;
case 'H':
sprintf (buf2, "%d", ch->max_hit);
i = buf2;
break;
case 'm':
sprintf (buf2, "%d", ch->mana);
i = buf2;
break;
case 'M':
sprintf (buf2, "%d", ch->max_mana);
i = buf2;
break;
case 'v':
sprintf (buf2, "%d", ch->move);
i = buf2;
break;
case 'V':
sprintf (buf2, "%d", ch->max_move);
i = buf2;
break;
case 'x':
sprintf (buf2, "%d", ch->exp);
i = buf2;
break;
case 'X':
sprintf (buf2, "%d", IS_NPC (ch) ? 0 :
(ch->level + 1) * exp_per_level (ch,
ch->pcdata->points) - ch->exp);
i = buf2;
break;
case 'g':
sprintf (buf2, "%ld", ch->gold);
i = buf2;
break;
case 's':
sprintf (buf2, "%ld", ch->silver);
i = buf2;
break;
case 'a':
if (ch->level > 9)
sprintf (buf2, "%d", ch->alignment);
else
sprintf (buf2, "%s",
IS_GOOD (ch) ? "good" : IS_EVIL (ch) ? "evil" : "neutral");
i = buf2;
break;
case 'r':
if (ch->in_room != NULL)
sprintf (buf2, "%s",
((!IS_NPC
(ch) && IS_SET (ch->act, PLR_HOLYLIGHT))
|| (!IS_AFFECTED (ch, AFF_BLIND)
&& !room_is_dark (ch->
in_room))) ? ch->in_room->name : "darkness");
else
sprintf (buf2, " ");
i = buf2;
break;
case 'R':
if (IS_IMMORTAL (ch) && ch->in_room != NULL)
sprintf (buf2, "%d", ch->in_room->vnum);
else
sprintf (buf2, " ");
i = buf2;
break;
case 'z':
if (IS_IMMORTAL (ch) && ch->in_room != NULL)
sprintf (buf2, "%s", ch->in_room->area->name);
else
sprintf (buf2, " ");
i = buf2;
break;
case '%':
sprintf (buf2, "%%");
i = buf2;
break;
case 'o':
sprintf (buf2, "%s", olc_ed_name (ch));
i = buf2;
break;
case 'O':
sprintf (buf2, "%s", olc_ed_vnum (ch));
i = buf2;
break;
}
++str;
while ((*point = *i) != '\0')
++point, ++i;
}
*point = '\0';
pbuff = buffer;
colourconv (pbuff, buf, ch);
send_to_char ("{p", ch);
write_to_buffer (ch->desc, buffer, 0);
send_to_char ("{x", ch);
if (ch->prefix[0] != '\0')
write_to_buffer (ch->desc, ch->prefix, 0);
return;
}
/*
* Append onto an output buffer.
*/
void write_to_buffer (DESCRIPTOR_DATA * d, const char *txt, int length)
{
/*
* Find length in case caller didn't.
*/
if (length <= 0)
length = strlen (txt);
/*
* Initial \n\r if needed.
*/
if (d->outtop == 0 && !d->fcommand)
{
d->outbuf[0] = '\n';
d->outbuf[1] = '\r';
d->outtop = 2;
}
/*
* Expand the buffer as needed.
*/
while (d->outtop + length >= d->outsize)
{
char *outbuf;
if (d->outsize >= 32000)
{
bug ("Buffer overflow. Closing.\n\r", 0);
close_socket (d);
return;
}
outbuf = alloc_mem (2 * d->outsize);
strncpy (outbuf, d->outbuf, d->outtop);
free_mem (d->outbuf, d->outsize);
d->outbuf = outbuf;
d->outsize *= 2;
}
/*
* Copy.
*/
strncpy (d->outbuf + d->outtop, txt, length);
d->outtop += length;
return;
}
/*
* Lowest level output function.
* Write a block of text to the file descriptor.
* If this gives errors on very long blocks (like 'ofind all'),
* try lowering the max block size.
*/
bool write_to_descriptor( int desc, char *txt, int length )
{
int iStart;
int nWrite;
int nBlock;
#if defined(macintosh) || defined(MSDOS)
if ( desc == 0 )
desc = 1;
#endif
if ( length <= 0 )
length = strlen(txt);
for ( iStart = 0; iStart < length; iStart += nWrite )
{
nBlock = UMIN( length - iStart, 8192 );
#if defined(WIN32)
if ( ( nWrite = send( desc, txt + iStart, nBlock, 0 ) ) < 0 )
#else
if ( ( nWrite = write( desc, txt + iStart, nBlock ) ) < 0 )
#endif
{ perror( "Write_to_descriptor" ); return FALSE; }
}
return TRUE;
}
void logf (char *fmt, ...)
{
char buf[2 * MSL];
va_list args;
va_start (args, fmt);
vsprintf (buf, fmt, args);
va_end (args);
log_string (buf);
}
/*
* Parse a name for acceptability.
*/
bool check_parse_name (char *name)
{
int clan;
/*
* Reserved words.
*/
if (is_exact_name (name,
"all auto immortal self someone something the you loner none"))
{
return FALSE;
}
/* check clans */
for (clan = 0; clan < MAX_CLAN; clan++)
{
if (LOWER (name[0]) == LOWER (clan_table[clan].name[0])
&& !str_cmp (name, clan_table[clan].name))
return FALSE;
}
if (str_cmp (capitalize (name), "Alander") && (!str_prefix ("Alan", name)
|| !str_suffix ("Alander",
name)))
return FALSE;
/*
* Length restrictions.
*/
if (strlen (name) < 2)
return FALSE;
#if defined(MSDOS)
if (strlen (name) > 8)
return FALSE;
#endif
#if defined(macintosh) || defined(unix)
if (strlen (name) > 12)
return FALSE;
#endif
/*
* Alphanumerics only.
* Lock out IllIll twits.
*/
{
char *pc;
bool fIll, adjcaps = FALSE, cleancaps = FALSE;
int total_caps = 0;
fIll = TRUE;
for (pc = name; *pc != '\0'; pc++)
{
if (!isalpha (*pc))
return FALSE;
if (isupper (*pc))
{ /* ugly anti-caps hack */
if (adjcaps)
cleancaps = TRUE;
total_caps++;
adjcaps = TRUE;
}
else
adjcaps = FALSE;
if (LOWER (*pc) != 'i' && LOWER (*pc) != 'l')
fIll = FALSE;
}
if (fIll)
return FALSE;
if (cleancaps
|| (total_caps > (strlen (name)) / 2
&& strlen (name) < 3)) return FALSE;
}
/*
* Prevent players from naming themselves after mobs.
*/
{
extern MOB_INDEX_DATA *mob_index_hash[MAX_KEY_HASH];
MOB_INDEX_DATA *pMobIndex;
int iHash;
for (iHash = 0; iHash < MAX_KEY_HASH; iHash++)
{
for (pMobIndex = mob_index_hash[iHash];
pMobIndex != NULL; pMobIndex = pMobIndex->next)
{
if (is_name (name, pMobIndex->player_name))
return FALSE;
}
}
}
/*
* Edwin's been here too. JR -- 10/15/00
*
* Check names of people playing. Yes, this is necessary for multiple
* newbies with the same name (thanks Saro)
*/
if (descriptor_list)
{
int count=0;
DESCRIPTOR_DATA *d, *dnext;
for (d = descriptor_list; d != NULL; d = dnext)
{
dnext=d->next;
if (d->connected!=CON_PLAYING&&d->character&&d->character->name
&& d->character->name[0] && !str_cmp(d->character->name,name))
{
count++;
close_socket(d);
}
}
if (count)
{
sprintf(log_buf,"Double newbie alert (%s)",name);
wiznet(log_buf,NULL,NULL,WIZ_LOGINS,0,0);
return FALSE;
}
}
return TRUE;
}
/*
* Look for link-dead player to reconnect.
*/
bool check_reconnect (DESCRIPTOR_DATA * d, char *name, bool fConn)
{
CHAR_DATA *ch;
for (ch = char_list; ch != NULL; ch = ch->next)
{
if (!IS_NPC (ch)
&& (!fConn || ch->desc == NULL)
&& !str_cmp (d->character->name, ch->name))
{
if (fConn == FALSE)
{
free_string (d->character->pcdata->pwd);
d->character->pcdata->pwd = str_dup (ch->pcdata->pwd);
}
else
{
free_char (d->character);
d->character = ch;
ch->desc = d;
ch->timer = 0;
send_to_char
("Reconnecting. Type replay to see missed tells.\n\r",
ch);
act ("$n has reconnected.", ch, NULL, NULL, TO_ROOM);
sprintf (log_buf, "%s@%s reconnected.", ch->name, d->host);
log_string (log_buf);
wiznet ("$N groks the fullness of $S link.",
ch, NULL, WIZ_LINKS, 0, 0);
d->connected = CON_PLAYING;
/* Inform the character of a note in progress and the possbility
* of continuation!
*/
if (ch->pcdata->in_progress)
send_to_char ("You have a note in progress. Type NWRITE to continue it.\n\r", ch);
}
return TRUE;
}
}
return FALSE;
}
/*
* Check if already playing.
*/
bool check_playing (DESCRIPTOR_DATA * d, char *name)
{
DESCRIPTOR_DATA *dold;
for (dold = descriptor_list; dold; dold = dold->next)
{
if (dold != d
&& dold->character != NULL
&& dold->connected != CON_GET_NAME
&& dold->connected != CON_GET_OLD_PASSWORD
&& !str_cmp (name, dold->original
? dold->original->name : dold->character->name))
{
write_to_buffer (d, "That character is already playing.\n\r", 0);
write_to_buffer (d, "Do you wish to connect anyway (Y/N)?", 0);
d->connected = CON_BREAK_CONNECT;
return TRUE;
}
}
return FALSE;
}
void stop_idling (CHAR_DATA * ch)
{
if (ch == NULL
|| ch->desc == NULL
|| ch->desc->connected != CON_PLAYING
|| ch->was_in_room == NULL
|| ch->in_room != get_room_index (ROOM_VNUM_LIMBO)) return;
ch->timer = 0;
char_from_room (ch);
char_to_room (ch, ch->was_in_room);
ch->was_in_room = NULL;
act ("$n has returned from the void.", ch, NULL, NULL, TO_ROOM);
return;
}
/*
* Write to one char.
*/
void send_to_char_bw (const char *txt, CHAR_DATA * ch)
{
if (txt != NULL && ch->desc != NULL)
write_to_buffer (ch->desc, txt, strlen (txt));
return;
}
/*
* Send a page to one char.
*/
void page_to_char_bw (const char *txt, CHAR_DATA * ch)
{
if (txt == NULL || ch->desc == NULL)
return;
if (ch->lines == 0)
{
send_to_char_bw (txt, ch);
return;
}
#if defined(macintosh)
send_to_char_bw (txt, ch);
#else
ch->desc->showstr_head = alloc_mem (strlen (txt) + 1);
strcpy (ch->desc->showstr_head, txt);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string (ch->desc, "");
#endif
}
/*
* Page to one char, new colour version, by Lope.
*/
void send_to_char (const char *txt, CHAR_DATA * ch)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 4];
int skip = 0;
buf[0] = '\0';
point2 = buf;
if (txt && ch->desc)
{
if (IS_SET (ch->act, PLR_COLOUR))
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
skip = colour (*point, ch, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer (ch->desc, buf, point2 - buf);
}
else
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer (ch->desc, buf, point2 - buf);
}
}
return;
}
/*
* Page to one descriptor using Lope's color.
*/
void send_to_desc (const char *txt, DESCRIPTOR_DATA * d)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 4];
int skip = 0;
buf[0] = '\0';
point2 = buf;
if (txt && d)
{
if (d->ansi == TRUE)
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
skip = colour (*point, NULL, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer (d, buf, point2 - buf);
}
else
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer (d, buf, point2 - buf);
}
}
return;
}
void page_to_char (const char *txt, CHAR_DATA * ch)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 4];
int skip = 0;
#if defined(macintosh)
send_to_char (txt, ch);
#else
buf[0] = '\0';
point2 = buf;
if (txt && ch->desc)
{
if (IS_SET (ch->act, PLR_COLOUR))
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
skip = colour (*point, ch, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
ch->desc->showstr_head = alloc_mem (strlen (buf) + 1);
strcpy (ch->desc->showstr_head, buf);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string (ch->desc, "");
}
else
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
ch->desc->showstr_head = alloc_mem (strlen (buf) + 1);
strcpy (ch->desc->showstr_head, buf);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string (ch->desc, "");
}
}
#endif
return;
}
/* string pager */
void show_string (struct descriptor_data *d, char *input)
{
char buffer[4 * MAX_STRING_LENGTH];
char buf[MAX_INPUT_LENGTH];
register char *scan, *chk;
int lines = 0, toggle = 1;
int show_lines;
one_argument (input, buf);
if (buf[0] != '\0')
{
if (d->showstr_head)
{
free_mem (d->showstr_head, strlen (d->showstr_head));
d->showstr_head = 0;
}
d->showstr_point = 0;
return;
}
if (d->character)
show_lines = d->character->lines;
else
show_lines = 0;
for (scan = buffer;; scan++, d->showstr_point++)
{
if (((*scan = *d->showstr_point) == '\n' || *scan == '\r')
&& (toggle = -toggle) < 0)
lines++;
else if (!*scan || (show_lines > 0 && lines >= show_lines))
{
*scan = '\0';
write_to_buffer (d, buffer, strlen (buffer));
for (chk = d->showstr_point; isspace (*chk); chk++);
{
if (!*chk)
{
if (d->showstr_head)
{
free_mem (d->showstr_head, strlen (d->showstr_head));
d->showstr_head = 0;
}
d->showstr_point = 0;
}
}
return;
}
}
return;
}
/* quick sex fixer */
void fix_sex (CHAR_DATA * ch)
{
if (ch->sex < 0 || ch->sex > 2)
ch->sex = IS_NPC (ch) ? 0 : ch->pcdata->true_sex;
}
void act_new (const char *format, CHAR_DATA * ch, const void *arg1,
const void *arg2, int type, int min_pos)
{
static char *const he_she[] = { "it", "he", "she" };
static char *const him_her[] = { "it", "him", "her" };
static char *const his_her[] = { "its", "his", "her" };
char buf[MAX_STRING_LENGTH];
char fname[MAX_INPUT_LENGTH];
CHAR_DATA *to;
CHAR_DATA *vch = (CHAR_DATA *) arg2;
OBJ_DATA *obj1 = (OBJ_DATA *) arg1;
OBJ_DATA *obj2 = (OBJ_DATA *) arg2;
const char *str;
const char *i;
char *point;
char *pbuff;
char buffer[MSL * 2];
bool fColour = FALSE;
/*
* Discard null and zero-length messages.
*/
if (format == NULL || format[0] == '\0')
return;
/* discard null rooms and chars */
if (ch == NULL || ch->in_room == NULL)
return;
to = ch->in_room->people;
if (type == TO_VICT)
{
if (vch == NULL)
{
bug ("Act: null vch with TO_VICT.", 0);
return;
}
if (vch->in_room == NULL)
return;
to = vch->in_room->people;
}
for (; to != NULL; to = to->next_in_room)
{
if ((!IS_NPC (to) && to->desc == NULL)
|| (IS_NPC (to) && !HAS_TRIGGER (to, TRIG_ACT))
|| to->position < min_pos)
continue;
if ((type == TO_CHAR) && to != ch)
continue;
if (type == TO_VICT && (to != vch || to == ch))
continue;
if (type == TO_ROOM && to == ch)
continue;
if (type == TO_NOTVICT && (to == ch || to == vch))
continue;
point = buf;
str = format;
while (*str != '\0')
{
if (*str != '$')
{
*point++ = *str++;
continue;
}
fColour = TRUE;
++str;
i = " <@@@> ";
if (arg2 == NULL && *str >= 'A' && *str <= 'Z')
{
bug ("Act: missing arg2 for code %d.", *str);
i = " <@@@> ";
}
else
{
switch (*str)
{
/* Added checking of pointers to each case after
* reading about the bug on Edwin's page.
* JR -- 10/15/00
*/
default:
bug ("Act: bad code %d.", *str);
i = " <@@@> ";
break;
/* Thx alex for 't' idea */
case 't':
if (arg1)
i = (char *) arg1;
else
bug("Act: bad code $t for 'arg1'",0);
break;
case 'T':
if (arg2)
i = (char *) arg2;
else
bug("Act: bad code $T for 'arg2'",0);
break;
case 'n':
if (ch && to)
i = PERS (ch, to);
else
bug("Act: bad code $n for 'ch' or 'to'",0);
break;
case 'N':
if (vch && to)
i = PERS (vch, to);
else
bug("Act: bad code $N for 'vch' or 'to'",0);
break;
case 'e':
if (ch)
i = he_she[URANGE (0, ch->sex, 2)];
else
bug("Act: bad code $e for 'ch'",0);
break;
case 'E':
if (vch)
i = he_she[URANGE (0, vch->sex, 2)];
else
bug("Act: bad code $E for 'vch'",0);
break;
case 'm':
if (ch)
i = him_her[URANGE (0, ch->sex, 2)];
else
bug("Act: bad code $m for 'ch'",0);
break;
case 'M':
if (vch)
i = him_her[URANGE (0, vch->sex, 2)];
else
bug("Act: bad code $M for 'vch'",0);
break;
case 's':
if (ch)
i = his_her[URANGE (0, ch->sex, 2)];
else
bug("Act: bad code $s for 'ch'",0);
break;
case 'S':
if (vch)
i = his_her[URANGE (0, vch->sex, 2)];
else
bug("Act: bad code $S for 'vch'",0);
break;
case 'p':
if (to && obj1)
i = can_see_obj (to, obj1)
? obj1->short_descr : "something";
else
bug("Act: bad code $p for 'to' or 'obj1'",0);
break;
case 'P':
if (to && obj2)
i = can_see_obj (to, obj2)
? obj2->short_descr : "something";
else
bug("Act: bad code $P for 'to' or 'obj2'",0);
break;
case 'd':
if (arg2 == NULL || ((char *) arg2)[0] == '\0')
{
i = "door";
}
else
{
one_argument ((char *) arg2, fname);
i = fname;
}
break;
}
}
++str;
while ((*point = *i) != '\0')
++point, ++i;
}
*point++ = '\n';
*point++ = '\r';
*point = '\0';
/* Kludge to capitalize first letter of buffer, trying
* to account for { color codes. -- JR 09/09/00
*/
if (buf[0] == 123)
buf[2] = UPPER (buf[2]);
else
buf[0] = UPPER (buf[0]);
pbuff = buffer;
colourconv (pbuff, buf, to);
if (to->desc && (to->desc->connected == CON_PLAYING))
write_to_buffer( to->desc, buffer, 0); /* changed to buffer to reflect prev. fix */
else if (IS_NPC(to) && MOBtrigger && HAS_TRIGGER(to, TRIG_ACT))
mp_act_trigger (buf, to, ch, arg1, arg2, TRIG_ACT);
}
return;
}
int colour (char type, CHAR_DATA * ch, char *string)
{
PC_DATA *col;
char code[20];
char *p = '\0';
if (ch && IS_NPC (ch))
return (0);
col = ch ? ch->pcdata : NULL;
switch (type)
{
default:
strcpy (code, CLEAR);
break;
case 'x':
strcpy (code, CLEAR);
break;
case 'p':
if (col->prompt[2])
sprintf (code, "[%d;3%dm%c", col->prompt[0],
col->prompt[1], '\a');
else
sprintf (code, "[%d;3%dm", col->prompt[0], col->prompt[1]);
break;
case 's':
if (col->room_title[2])
sprintf (code, "[%d;3%dm%c",
col->room_title[0], col->room_title[1], '\a');
else
sprintf (code, "[%d;3%dm", col->room_title[0],
col->room_title[1]);
break;
case 'S':
if (col->room_text[2])
sprintf (code, "[%d;3%dm%c",
col->room_text[0], col->room_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->room_text[0],
col->room_text[1]);
break;
case 'd':
if (col->gossip[2])
sprintf (code, "[%d;3%dm%c",
col->gossip[0], col->gossip[1], '\a');
else
sprintf (code, "[%d;3%dm", col->gossip[0], col->gossip[1]);
break;
case '9':
if (col->gossip_text[2])
sprintf (code, "[%d;3%dm%c",
col->gossip_text[0], col->gossip_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->gossip_text[0],
col->gossip_text[1]);
break;
case 'Z':
if (col->wiznet[2])
sprintf (code, "[%d;3%dm%c",
col->wiznet[0], col->wiznet[1], '\a');
else
sprintf (code, "[%d;3%dm", col->wiznet[0], col->wiznet[1]);
break;
case 'o':
if (col->room_exits[2])
sprintf (code, "[%d;3%dm%c",
col->room_exits[0], col->room_exits[1], '\a');
else
sprintf (code, "[%d;3%dm", col->room_exits[0],
col->room_exits[1]);
break;
case 'O':
if (col->room_things[2])
sprintf (code, "[%d;3%dm%c",
col->room_things[0], col->room_things[1], '\a');
else
sprintf (code, "[%d;3%dm", col->room_things[0],
col->room_things[1]);
break;
case 'i':
if (col->immtalk_text[2])
sprintf (code, "[%d;3%dm%c",
col->immtalk_text[0], col->immtalk_text[1], '\a');
else
sprintf (code, "[%d;3%dm",
col->immtalk_text[0], col->immtalk_text[1]);
break;
case 'I':
if (col->immtalk_type[2])
sprintf (code, "[%d;3%dm%c",
col->immtalk_type[0], col->immtalk_type[1], '\a');
else
sprintf (code, "[%d;3%dm",
col->immtalk_type[0], col->immtalk_type[1]);
break;
case '2':
if (col->fight_yhit[2])
sprintf (code, "[%d;3%dm%c",
col->fight_yhit[0], col->fight_yhit[1], '\a');
else
sprintf (code, "[%d;3%dm", col->fight_yhit[0],
col->fight_yhit[1]);
break;
case '3':
if (col->fight_ohit[2])
sprintf (code, "[%d;3%dm%c",
col->fight_ohit[0], col->fight_ohit[1], '\a');
else
sprintf (code, "[%d;3%dm", col->fight_ohit[0],
col->fight_ohit[1]);
break;
case '4':
if (col->fight_thit[2])
sprintf (code, "[%d;3%dm%c",
col->fight_thit[0], col->fight_thit[1], '\a');
else
sprintf (code, "[%d;3%dm", col->fight_thit[0],
col->fight_thit[1]);
break;
case '5':
if (col->fight_skill[2])
sprintf (code, "[%d;3%dm%c",
col->fight_skill[0], col->fight_skill[1], '\a');
else
sprintf (code, "[%d;3%dm", col->fight_skill[0],
col->fight_skill[1]);
break;
case '1':
if (col->fight_death[2])
sprintf (code, "[%d;3%dm%c",
col->fight_death[0], col->fight_death[1], '\a');
else
sprintf (code, "[%d;3%dm", col->fight_death[0],
col->fight_death[1]);
break;
case '6':
if (col->say[2])
sprintf (code, "[%d;3%dm%c", col->say[0], col->say[1],
'\a');
else
sprintf (code, "[%d;3%dm", col->say[0], col->say[1]);
break;
case '7':
if (col->say_text[2])
sprintf (code, "[%d;3%dm%c",
col->say_text[0], col->say_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->say_text[0],
col->say_text[1]);
break;
case 'k':
if (col->tell[2])
sprintf (code, "[%d;3%dm%c", col->tell[0], col->tell[1],
'\a');
else
sprintf (code, "[%d;3%dm", col->tell[0], col->tell[1]);
break;
case 'K':
if (col->tell_text[2])
sprintf (code, "[%d;3%dm%c",
col->tell_text[0], col->tell_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->tell_text[0],
col->tell_text[1]);
break;
case 'l':
if (col->reply[2])
sprintf (code, "[%d;3%dm%c", col->reply[0],
col->reply[1], '\a');
else
sprintf (code, "[%d;3%dm", col->reply[0], col->reply[1]);
break;
case 'L':
if (col->reply_text[2])
sprintf (code, "[%d;3%dm%c",
col->reply_text[0], col->reply_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->reply_text[0],
col->reply_text[1]);
break;
case 'n':
if (col->gtell_text[2])
sprintf (code, "[%d;3%dm%c",
col->gtell_text[0], col->gtell_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->gtell_text[0],
col->gtell_text[1]);
break;
case 'N':
if (col->gtell_type[2])
sprintf (code, "[%d;3%dm%c",
col->gtell_type[0], col->gtell_type[1], '\a');
else
sprintf (code, "[%d;3%dm", col->gtell_type[0],
col->gtell_type[1]);
break;
case 'a':
if (col->auction[2])
sprintf (code, "[%d;3%dm%c",
col->auction[0], col->auction[1], '\a');
else
sprintf (code, "[%d;3%dm", col->auction[0],
col->auction[1]);
break;
case 'A':
if (col->auction_text[2])
sprintf (code, "[%d;3%dm%c",
col->auction_text[0], col->auction_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->auction_text[0],
col->auction_text[1]);
break;
case 'q':
if (col->question[2])
sprintf (code, "[%d;3%dm%c",
col->question[0], col->question[1], '\a');
else
sprintf (code, "[%d;3%dm", col->question[0],
col->question[1]);
break;
case 'Q':
if (col->question_text[2])
sprintf (code, "[%d;3%dm%c",
col->question_text[0], col->question_text[1], '\a');
else
sprintf (code, "[%d;3%dm",
col->question_text[0], col->question_text[1]);
break;
case 'f':
if (col->answer[2])
sprintf (code, "[%d;3%dm%c",
col->answer[0], col->answer[1], '\a');
else
sprintf (code, "[%d;3%dm", col->answer[0], col->answer[1]);
break;
case 'F':
if (col->answer_text[2])
sprintf (code, "[%d;3%dm%c",
col->answer_text[0], col->answer_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->answer_text[0],
col->answer_text[1]);
break;
case 'e':
if (col->music[2])
sprintf (code, "[%d;3%dm%c",
col->music[0], col->music[1], '\a');
else
sprintf (code, "[%d;3%dm", col->music[0], col->music[1]);
break;
case 'E':
if (col->music_text[2])
sprintf (code, "[%d;3%dm%c",
col->music_text[0], col->music_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->music_text[0],
col->music_text[1]);
break;
case 'h':
if (col->quote[2])
sprintf (code, "[%d;3%dm%c",
col->quote[0], col->quote[1], '\a');
else
sprintf (code, "[%d;3%dm", col->quote[0], col->quote[1]);
break;
case 'H':
if (col->quote_text[2])
sprintf (code, "[%d;3%dm%c",
col->quote_text[0], col->quote_text[1], '\a');
else
sprintf (code, "[%d;3%dm", col->quote_text[0],
col->quote_text[1]);
break;
case 'j':
if (col->info[2])
sprintf (code, "[%d;3%dm%c", col->info[0], col->info[1],
'\a');
else
sprintf (code, "[%d;3%dm", col->info[0], col->info[1]);
break;
case 'b':
strcpy (code, C_BLUE);
break;
case 'c':
strcpy (code, C_CYAN);
break;
case 'g':
strcpy (code, C_GREEN);
break;
case 'm':
strcpy (code, C_MAGENTA);
break;
case 'r':
strcpy (code, C_RED);
break;
case 'w':
strcpy (code, C_WHITE);
break;
case 'y':
strcpy (code, C_YELLOW);
break;
case 'B':
strcpy (code, C_B_BLUE);
break;
case 'C':
strcpy (code, C_B_CYAN);
break;
case 'G':
strcpy (code, C_B_GREEN);
break;
case 'M':
strcpy (code, C_B_MAGENTA);
break;
case 'R':
strcpy (code, C_B_RED);
break;
case 'W':
strcpy (code, C_B_WHITE);
break;
case 'Y':
strcpy (code, C_B_YELLOW);
break;
case 'D':
strcpy (code, C_D_GREY);
break;
case '*':
sprintf (code, "%c", '\a');
break;
case '/':
strcpy (code, "\n\r");
break;
case '-':
sprintf (code, "%c", '~');
break;
case '{':
sprintf (code, "%c", '{');
break;
}
p = code;
while (*p != '\0')
{
*string = *p++;
*++string = '\0';
}
return (strlen (code));
}
void colourconv (char *buffer, const char *txt, CHAR_DATA * ch)
{
const char *point;
int skip = 0;
if (ch && ch->desc && txt)
{
if (IS_SET (ch->act, PLR_COLOUR))
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
if (*point != '\n') {
skip = colour (*point, ch, buffer);
while (skip-- > 0)
++buffer;
continue;
}
}
*buffer = *point;
*++buffer = '\0';
}
*buffer = '\0';
}
else
{
for (point = txt; *point; point++)
{
if (*point == '{')
{
point++;
continue;
}
*buffer = *point;
*++buffer = '\0';
}
*buffer = '\0';
}
}
return;
}
/*
* Macintosh support functions.
*/
#if defined(macintosh)
int gettimeofday (struct timeval *tp, void *tzp)
{
tp->tv_sec = time (NULL);
tp->tv_usec = 0;
}
#endif
#if defined(WIN32)
/* routines not in Windows runtime libraries */
void gettimeofday(struct timeval *tv, struct timezone *tz)
{
tv->tv_sec = time (0);
tv->tv_usec = 0;
}
#endif
/* source: EOD, by John Booth <???> */
void printf_to_desc (DESCRIPTOR_DATA * d, char *fmt, ...)
{
char buf[MSL];
va_list args;
va_start (args, fmt);
vsprintf (buf, fmt, args);
va_end (args);
send_to_desc (buf, d);
}
void printf_to_char (CHAR_DATA * ch, char *fmt, ...)
{
char buf[MAX_STRING_LENGTH];
va_list args;
va_start (args, fmt);
vsprintf (buf, fmt, args);
va_end (args);
send_to_char (buf, ch);
}
void bugf (char *fmt, ...)
{
char buf[2 * MSL];
va_list args;
va_start (args, fmt);
vsprintf (buf, fmt, args);
va_end (args);
bug (buf, 0);
}