/***************************************************************************
* Original Diku Mud copyright (C) 1990, 1991 by Sebastian Hammer, *
* Michael Seifert, Hans Henrik St{rfeldt, Tom Madsen, and Katja Nyboe. *
* *
* Merc Diku Mud improvments copyright (C) 1992, 1993 by Michael *
* Chastain, Michael Quan, and Mitchell Tse. *
* *
* Ground ZERO improvements copyright pending 1994, 1995 by James Hilke *
* *
* 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. *
***************************************************************************/
/*
* 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 <sys/types.h>
#include <sys/wait.h>
#include <sys/time.h>
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include "ground0.h"
extern char *color_table[];
/* command procedures needed */
DECLARE_DO_FUN(do_help );
DECLARE_DO_FUN(do_look );
DECLARE_DO_FUN(do_skills );
DECLARE_DO_FUN(do_outfit );
GOD_TYPE *get_god args ((char *a_name));
int port = 4000;
/*
* 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)
#include <signal.h>
#endif
#if defined(apollo)
#undef __attribute
#endif
/*
* Socket and TCP/IP stuff.
*/
#if defined(macintosh) || defined(MSDOS)
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 <arpa/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 0
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 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 socket args( ( int domain, int type, int protocol ) );
int write args( ( int fd, char *buf, int nbyte ) );
#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 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 ) );
#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
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
/*
* Global variables.
*/
DESCRIPTOR_DATA *descriptor_free; /* Free list for descriptors */
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 wizlock; /* Game is wizlocked */
bool newlock; /* Game is newlocked */
char str_boot_time[MAX_INPUT_LENGTH];
time_t current_time; /* time of this pulse */
ROOM_DATA *ammo_repop[3];
ROOM_DATA *safe_area, *someimp_area;
ROOM_DATA *god_general_area, *explosive_area;
ROOM_DATA *store_area;
ROOM_DATA *red_repop, *blue_repop, *yellow_repop, *green_repop;
int iteration = 0;
int ground0_down; /* Shutdown + return value */
/*
* 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)
void game_loop_unix args( ( int control ) );
int init_socket args( ( int port ) );
void new_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 argument_error ()
{
fprintf (stderr, "Syntax: ground0 -p <port>\n");
exit(STATUS_BOOT_ERROR);
}
void parse_arguments (int argv, char **argc)
{
int count;
for (count = 1; count < argv; count++)
if (argc[count][0] != '-')
argument_error ();
else
switch (argc[count][1])
{
case 'p':
count++;
if (count < argv && is_number (argc[count]))
{
port = atoi (argc[count]);
break;
}
argument_error ();
default:
argument_error ();
}
}
int main( int argv, char **argc )
{
struct timeval now_time;
#if defined(unix)
int control;
#endif
/*
* 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 ) );
/*
* Reserve one channel for our use.
*/
if ( ( fpReserve = fopen( NULL_FILE, "r" ) ) == NULL )
{
perror( NULL_FILE );
exit (STATUS_ERROR);
}
parse_arguments (argv, argc);
/*
* Run the game.
*/
control = init_socket( port );
log_string ("Socket initiated.");
boot_db( );
sprintf( log_buf, "Ground ZERO is ready to rock on port %d.", port );
log_string( log_buf );
game_loop_unix( control );
close (control);
/*
* That's all, folks.
*/
log_string( "Normal termination of game." );
sprintf (log_buf, "Exitting with value %d.", ground0_down);
log_string (log_buf);
exit( ground0_down );
}
#if defined(unix)
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 (STATUS_ERROR);
}
if ( setsockopt( fd, SOL_SOCKET, SO_REUSEADDR,
(char *) &x, sizeof(x) ) < 0 )
{
perror( "Init_socket: SO_REUSEADDR" );
close(fd);
exit (STATUS_ERROR);
}
#if 0
{
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 (STATUS_ERROR);
}
}
#endif
sa = sa_zero;
sa.sin_family = AF_INET;
sa.sin_port = htons( port );
if ( bind( fd, (struct sockaddr *) &sa, sizeof(sa) ) < 0 )
{
fprintf (stderr, "bind() failed. Retrying . . .\n");
while (bind( fd, (struct sockaddr *) &sa, sizeof(sa) ) < 0 )
sleep(1);
}
if ( listen( fd, 3 ) < 0 )
{
perror("Init socket: listen");
close(fd);
exit (STATUS_ERROR);
}
return fd;
}
#endif
#if defined(unix)
void game_loop_unix( int control )
{
static struct timeval null_time;
struct timeval last_time;
signal( SIGPIPE, SIG_IGN );
gettimeofday( &last_time, NULL );
current_time = (time_t) last_time.tv_sec;
/* Main loop */
while ( !ground0_down )
{
fd_set in_set;
fd_set out_set;
fd_set exc_set;
DESCRIPTOR_DATA *d;
int maxdesc;
iteration++;
#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 (STATUS_ERROR);
}
/*
* New connection?
*/
if ( FD_ISSET( control, &in_set ) )
new_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 );
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->wait > 0 )
{
--d->wait;
continue;
}
if ( d->character != NULL )
d->character->timer = 0;
if ( !read_from_descriptor( d ) )
{
FD_CLR( d->descriptor, &out_set );
if ( d->character != NULL)
save_char_obj( d->character );
d->outtop = 0;
close_socket( d );
continue;
}
}
if ( d->character != NULL && d->character->wait > 0 )
{
--d->character->wait;
continue;
}
read_from_buffer( d );
if ( d->incomm[0] != '\0' )
{
d->fcommand = TRUE;
if (d->showstr_point)
show_string(d,d->incomm);
else if ( d->connected == CON_PLAYING )
interpret( d->character, d->incomm );
else
nanny( d, d->incomm );
d->incomm[0] = '\0';
}
else
if (d->connected == CON_RESOLVE_ADDRESS)
nanny (d, d->incomm);
}
/*
* Autonomous game motion.
*/
update_handler( );
/*
* Output.
*/
for ( d = descriptor_list; d != NULL; d = d_next )
{
d_next = d->next;
if ( d->wait > 0 )
{
--d->wait;
continue;
}
if ( ( d->fcommand || d->outtop > 0 )
&& FD_ISSET(d->descriptor, &out_set) )
{
if ( !process_output( d, d->fcommand ) )
{
if ( d->character != NULL)
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 ( select( 0, NULL, NULL, NULL, &stall_time ) < 0 )
{
perror( "Game_loop: select: stall" );
exit (STATUS_ERROR);
}
}
}
gettimeofday( &last_time, NULL );
current_time = (time_t) last_time.tv_sec;
}
return;
}
#endif
#if defined(unix)
void new_descriptor( int control )
{
static DESCRIPTOR_DATA d_zero;
char buf[MAX_STRING_LENGTH];
DESCRIPTOR_DATA *dnew;
BAN_DATA *pban;
struct sockaddr_in sock;
int desc;
int size;
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 ( fcntl( desc, F_SETFL, FNDELAY ) == -1 )
{
perror( "New_descriptor: fcntl: FNDELAY" );
return;
}
/*
* Cons a new descriptor.
*/
if ( descriptor_free == NULL )
{
dnew = alloc_perm( sizeof(*dnew) );
}
else
{
dnew = descriptor_free;
descriptor_free = descriptor_free->next;
}
*dnew = d_zero;
dnew->descriptor = desc;
dnew->connected = CON_RESOLVE_ADDRESS;
dnew->showstr_head = NULL;
dnew->showstr_point = NULL;
dnew->outsize = 2000;
dnew->outbuf = alloc_mem( dnew->outsize );
dnew->adm_data = NULL;
dnew->wait = 0;
dnew->character = 0;
dnew->max_out = 5000;
dnew->next = descriptor_list;
descriptor_list = dnew;
size = sizeof(sock);
if ( getpeername( desc, (struct sockaddr *) &sock, &size ) < 0 )
{
sbug ("getpeername");
}
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.
*/
static int count = 1000;
sprintf (dnew->host, "%d.resolve", count);
sprintf (buf, "rm %s", dnew->host);
system (buf);
if (!fork ())
{
int addr;
struct hostent *from = NULL;
FILE *fl;
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 );
fl = fopen ("temp.resolve", "w");
if (from)
{
log_string ("writing address %s to file %s", from->h_name,
dnew->host);
fprintf (fl, "%s\n", from->h_name);
}
else
{
log_string ("writing address %s to file %s", buf, dnew->host);
fprintf (fl, "%s\n", buf);
}
fclose (fl);
/* if we just wrote directly to the file there could be a race
condition where we have created the file but not written the
address yet */
sprintf (buf, "mv temp.resolve %s", dnew->host);
system (buf);
exit (1);
}
count++;
if (count > 9999)
count = 1000;
}
}
#endif
void close_socket( DESCRIPTOR_DATA *dclose )
{
CHAR_DATA *ch;
log_string ("closing: connected = %d, host = %s", dclose->connected,
dclose->host);
if ((dclose->connected == CON_RESOLVE_ADDRESS) &&
!str_prefix ("resolve.", dclose->host))
{
char buf[100];
sprintf (buf, "rm %s", dclose->host);
log_string ("removing resolve file '%s' on close of socket.",
dclose->host);
system (buf);
}
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->names );
log_string( log_buf );
if ( dclose->connected == CON_PLAYING )
{
act( "$n has lost $s link.", ch, NULL, NULL, TO_ROOM );
ch->desc = NULL;
if (!IS_IMMORTAL (ch))
ch->ld_timer = LD_TICKS;
if ((ch->in_room->level < 0) && !IS_IMMORTAL (ch) &&
!ch->in_room->interior_of)
{
log_string ("Transporting the character.");
do_teleport (ch, "");
}
}
else
{
free_char( 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 );
/* RT socket leak fix -- I hope */
free_mem(dclose->outbuf,dclose->outsize);
/* free_string(dclose->showstr_head); */
dclose->next = descriptor_free;
descriptor_free = dclose;
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;
}
#if defined(MSDOS) || defined(unix)
for ( ; ; )
{
int nRead;
nRead = read( d->descriptor, d->inbuf + iStart,
sizeof(d->inbuf) - 10 - iStart );
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 )
{
sprintf( log_buf, "%s input spamming!", d->host );
log_string( log_buf );
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 )
{
/* we do the descriptor writes twice now to give ourselves an empty buffer
to put a prompt in, in the case of truncated buffer writes */
/*
* Short-circuit if nothing to write.
*/
if ( d->outtop != 0 )
{
/*
* Snoop-o-rama.
*/
if ( d->snoop_by != NULL )
{
if (d->character != NULL)
write_to_buffer( d->snoop_by, d->character->names,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;
}
/*
* Bust a prompt.
*/
if (!ground0_down && d->showstr_point)
write_to_buffer(d,"\n\r[Hit Return to continue]\n\r",0);
else if (fPrompt && !ground0_down && d->connected == CON_PLAYING)
{
CHAR_DATA *ch;
CHAR_DATA *victim;
ch = d->character;
if (!ch)
{
do_immtalk (NULL, "%%NULL character in descriptor detected."
"Closing link.");
return FALSE;
}
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) )
{
char buf[40];
ch = d->character;
if (ch->in_room->inside_mob)
sprintf( buf, "`H%d/%d``hp", ch->in_room->inside_mob->hit,
ch->in_room->inside_mob->max_hit);
else
sprintf( buf, "`H%d/%d``hp", ch->hit,ch->max_hit);
if( ch->invis_level)
{
char buf2[10];
sprintf( buf2, " (`w%d``)" , ch->invis_level );
strcat( buf, buf2 );
}
strcat( buf, "\r\n>");
send_to_char( buf, ch );
}
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->names,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;
}
}
#define CNUM(x) ch->pcdata->x
void process_color(CHAR_DATA *ch, char a) {
int c = 0;
char send_it_anyway[2];
switch(a) {
case '`': /* off color */
c=0xf;
break;
case 'A': /* combat melee opponent */
c=CNUM(color_combat_o);
break;
case 'a': /* action */
c=CNUM(color_action);
break;
case 'w': /* wizi mobs */
c=CNUM(color_wizi);
break;
case 'X': /* invis mobs */
c=CNUM(color_xy);
break;
case 'L': /* hidden mobs */
c=CNUM(color_level);
break;
case 'H': /* hp */
c=CNUM(color_hp);
break;
case 'D': /*Room Desc text */
c=CNUM(color_desc);
break;
case 'O': /* objects */
c=CNUM(color_obj);
break;
case 's': /* say */
c=CNUM(color_say);
break;
case 't': /* tell */
c=CNUM(color_tell);
break;
case 'r': /* reply */
c=CNUM(color_reply);
break;
case 'E': /*exits */
c=CNUM(color_exits);
break;
case 'C': /*condition color self */
c=CNUM(color_combat_condition_s);
break;
case 'c': /* condition opponent */
c=CNUM(color_combat_condition_o);
break;
case '1': /* 'blood' (bright red) */
c=8;
break;
case '2': /* Dark red */
c=0;
break;
case '3': /* dark green */
c=1;
break;
case '4': /* brown */
c=2;
break;
case '5': /* Dark Blue */
c=3;
break;
case '6': /* Dark Purple */
c=4;
break;
case '7': /* Cyan */
c=5;
break;
case '8': /* Bright Gray */
c=6;
break;
case '9': /* Bright Black */
c=7;
break;
case '0': /* Bright Green */
c=9;
break;
case '!': /* Yellow */
c=10;
break;
case '@': /* Bright Blue */
c=11;
break;
case '#': /* Bright Purple */
c=12;
break;
case '$': /* Bright Cyan */
c=13;
break;
case '%': /* White */
c=14;
break;
default: /* unknown ignore */
sprintf (send_it_anyway, "%c", a);
if (!IS_NPC(ch)) write_to_buffer(ch->desc,send_it_anyway, 1);
return;
}
if (!IS_NPC(ch)) write_to_buffer(ch->desc,color_table[c],
strlen(color_table[c]));
}
void send_to_char ( const char *txt, CHAR_DATA * ch )
{
char *a,*b;
int length, l,curlen=0;
a=txt;
length = strlen(txt);
if ( txt != NULL && ch->desc != NULL ) {
while(curlen<length) {
b=a;
l=0;
while(curlen<length && *a!='`') {
l++;
curlen++;
a++;
}
if (l) write_to_buffer(ch->desc,b,l);
if (*a) {
a++;
curlen++;
if (curlen<length && ch->color) {
process_color(ch, *a++);
curlen++;
}
else{
a++;
curlen++;
}
}
}
}
}
/*
* 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->connected != CON_GET_NAME))
{
d->outbuf[0] = '\n';
d->outbuf[1] = '\r';
d->outtop = 2;
}
if (!ground0_down)
{
if (d->outtop + 1 > d->max_out)
return;
if (d->outtop+length > d->max_out)
length = d->max_out - d->outtop - 1;
}
/*
* Expand the buffer as needed.
*/
while ( d->outtop + length >= d->outsize )
{
char *outbuf;
if (d->outsize >= 32000)
{
if (d->outtop+1 == d->outsize)
return;
bug("Buffer overflow. Truncating.\n\r",0);
length = d->outsize - d->outtop - 1;
break;
}
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 ( length <= 0 )
length = strlen(txt);
for ( iStart = 0; iStart < length; iStart += nWrite )
{
nBlock = UMIN( length - iStart, 4096 );
if ( ( nWrite = write( desc, txt + iStart, nBlock ) ) < 0 )
{ perror( "Write_to_descriptor" ); return FALSE; }
}
return TRUE;
}
GOD_TYPE *get_god (char *a_name)
{
sh_int count;
char *the_first, the_second[MAX_STRING_LENGTH];
the_first = capitalize (a_name);
for (count = 0; the_first[count];count++)
the_second[count] = the_first[count];
the_second[count] = 0;
for (count = 0; imp_table[count].rl_name[0]; count++)
if (!str_cmp (the_second, capitalize (imp_table[count].rl_name)))
return &imp_table[count];
for (count = 0; god_table[count].rl_name[0]; count++)
if (!str_cmp (the_second, capitalize (god_table[count].rl_name)))
return &god_table[count];
return NULL;
}
/* ok, so who exactly runs this place? (this is hard coded instead of being
thrown into a boot file for security reasons*/
const struct god_type imp_table [] =
{
{"someimp", 10, "someplayer", "somepass", "god-someimp", 0},
{"",0,"","",""}
};
ACCOUNT_DATA *account_info (char *account_name)
{
ACCOUNT_DATA *tracker;
for (tracker = accounts_list; tracker; tracker = tracker->next)
if (!str_cmp (account_name, tracker->login))
return tracker;
return NULL;
}
/*
* Deal with sockets that haven't logged in yet.
*/
void nanny( DESCRIPTOR_DATA *d, char *argument )
{
DESCRIPTOR_DATA *d_old, *d_next;
BAN_DATA *pban;
char buf[MAX_STRING_LENGTH];
char arg[MAX_INPUT_LENGTH];
CHAR_DATA *ch;
char *pwdnew;
char *p;
int iClass,race,i,notes;
NOTE_DATA *pnote;
bool fOld;
OBJ_DATA *obj;
sh_int count;
while ( isspace(*argument) )
argument++;
ch = d->character;
switch ( d->connected )
{
default:
bug( "Nanny: bad d->connected %d.", d->connected );
close_socket( d );
return;
case CON_RESOLVE_ADDRESS:
{
FILE *fl;
int count = 0;
int dummy;
if ((fl = fopen (d->host, "r")) == NULL)
{
write_to_descriptor (d->descriptor, ".", 0);
break;
}
waitpid (d->host_lookup_pid, &dummy, WNOHANG);
log_string ("reading file %s", d->host);
sprintf (buf, "rm %s", d->host);
d->host[0] = fgetc (fl);
while ((d->host[++count] = fgetc(fl)) != '\n')
;
d->host[count] = '\0';
log_string ("host is %s", d->host);
fclose (fl);
system (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.
*/
for ( pban = ban_list; pban != NULL; pban = pban->next )
{
if ( !str_suffix( pban->name, d->host ) ||
!str_prefix( pban->name, d->host ))
{
write_to_buffer(d,"Your site has been banned from this "
"game.\n\rThe reason(s) for this "
"is/are:\n\r", 0);
if (pban->reason)
write_to_buffer( d, pban->reason, 0);
write_to_buffer(d, "\n\rYou may mail chewy@rice.edu if "
"you need clarification.\n\r", 0);
sprintf (log_buf, "BANNING %s.", d->host);
log_string (log_buf);
close_socket (d);
return;
/* close( desc );
free_mem( d->outbuf, d->outsize );
d->next = descriptor_free;
descriptor_free = d;*/
}
}
sprintf (buf, "\n\rVery few games allow you to blow "
"people up.\n\rHere is one that does.\n\r\n\r"
"Ground ZERO started up at %s\n\r"
"The system time is %s\n\r"
"Show color intro? (y/n) : ", str_boot_time,
(char *) ctime( ¤t_time ));
write_to_descriptor (d->descriptor, buf, 0);
d->connected = CON_GET_ANSI;
break;
}
case CON_GET_ANSI:
if ((argument[0] != '\0') && (argument[0] != 'n') &&
(argument[0] != 'N'))
{
extern char *help_greeting1, *help_greeting2a, *help_greeting2b;
char *the_greetinga, *the_greetingb;
if (number_range (0, 1))
{
the_greetinga = help_greeting1;
the_greetingb = NULL;
}
else
{
the_greetinga = help_greeting2a;
the_greetingb = help_greeting2b;
}
write_to_descriptor(d->descriptor, the_greetinga, 0);
if (the_greetingb)
{
DESC_WAIT_STATE (d, 8);
write_to_buffer(d, the_greetingb, 0);
}
}
write_to_buffer(d, " Original DikuMUD by Hans "
"Staerfeldt, Katja Nyboe,\n\r Tom "
"Madsen, Michael Seifert, and Sebastian Hammer\n\r"
" Based on MERC 2.1 code by Hatchet,"
"Furey, and Kahn\n\r ROM 2.3 code "
"written by Russ Taylor, copyright 1993-1994\n\r Ground ZERO base "
"by Cory Hilke.\n\r\n\r"
"[1;33mWelcome soldier.[0m\n\rPlease state "
"your name [1;31mclearly[0m : ", 0);
d->connected = CON_GET_NAME;
break;
case CON_GET_NAME:
if ( argument[0] == '\0' )
{
close_socket( d );
return;
}
log_string ("name enterred:");
log_string (argument);
argument[0] = UPPER(argument[0]);
if ( !check_parse_name( argument ) )
{
write_to_buffer( d, "Illegal name, try another.\n\rName: ", 0 );
return;
}
if (!d->adm_data && (d->adm_data = get_god (argument)))
{
write_to_buffer(d, "Password: ", 0);
write_to_buffer( d, echo_off_str, 0 );
d->connected = CON_GET_ADMIN_PASS;
return;
}
if ((ch = load_char_obj( d, argument )) == NULL)
fOld = FALSE;
else
fOld = TRUE;
d->character->trust = 0;
if (d->adm_data)
if (is_name (argument, d->adm_data->game_names))
{
log_string ("Trusting the admin.");
d->character->trust = d->adm_data->trust;
d->character->kills = 0;
d->character->hit = HIT_POINTS_IMMORTAL;
d->character->max_hit = HIT_POINTS_IMMORTAL;
}
else
{
write_to_buffer (d, "You are not authorized to play that "
"character.\n\rName your character: ", 0);
d->connected = CON_GET_NAME;
return;
}
if ( ch && IS_SET(ch->act, PLR_DENY) )
{
sprintf( log_buf, "Denying access to %s@%s.", argument, d->host );
log_string( log_buf );
write_to_buffer( d, "You are denied access.\n\r", 0 );
close_socket( d );
return;
}
if (fOld && ch->pcdata->account)
{
ACCOUNT_DATA *accnt;
char *pwd;
if ((accnt = account_info (ch->pcdata->account)) == NULL)
{
write_to_buffer (d, "It looks like your pfile is corrupted. "
"Please report this message to an "
"administrator.\n\r", 0);
close_socket (d);
return;
}
else
{
pwd = accnt->password;
if ((pwd[0] == '*') && !d->adm_data)
{
write_to_buffer (d, "Your account has been disabled.\n\r",
0);
close_socket (d);
return;
}
}
}
if ( check_reconnect( d, argument, FALSE ) )
{
fOld = TRUE;
}
else
{
if ( wizlock && !IS_HERO(ch))
{
write_to_buffer( d, "The game is wizlocked.\n\r", 0 );
close_socket( d );
return;
}
}
if ( fOld )
{
/* Old player */
write_to_buffer( d, "Password: ", 0 );
write_to_buffer( d, echo_off_str, 0 );
d->connected = CON_GET_OLD_PASSWORD;
return;
}
else
{
/* New player */
if (newlock)
{
write_to_buffer( d, "The game is newlocked.\n\r", 0 );
close_socket( d );
return;
}
for ( pban = nban_list; pban != NULL; pban = pban->next )
{
if ( !str_suffix( pban->name, d->host ) )
{
write_to_buffer(d,"Your site has lost the privaledge of "
"having the ability to create new "
"characters here.\n\rThe reason(s) for "
"this is/are:\n\r", 0);
if (pban->reason)
write_to_buffer(d, pban->reason, 0);
write_to_buffer(d, "\n\rYou may mail chewy@rice.edu "
"if you need clarification.\n\r", 0);
sprintf (log_buf, "NEWBIE BANNING %s.", pban->name);
log_string (log_buf);
close_socket( d );
return;
}
}
sprintf( buf, "Did I get that right, %s (Y/N)? ", argument );
write_to_buffer( d, buf, 0 );
d->connected = CON_CONFIRM_NEW_NAME;
return;
}
break;
case CON_GET_ADMIN_PASS:
write_to_buffer( d, "\n\r", 2 );
if ( strcmp( crypt( argument, d->adm_data->password),
d->adm_data->password ))
{
write_to_buffer( d, "Wrong password.\n\r", 0 );
sprintf (log_buf, "Admin %s failed to enter a valid pass.",
d->adm_data->rl_name);
log_string (log_buf);
close_socket( d );
return;
}
write_to_buffer( d, echo_on_str, 0 );
sprintf (log_buf, "Admin %s has connected.", d->adm_data->rl_name);
log_string (log_buf);
write_to_buffer (d, "What character will you be? ", 0);
d->connected = CON_GET_NAME;
break;
case CON_GET_OLD_PASSWORD:
write_to_buffer( d, "\n\r", 2 );
if ( strcmp( crypt( argument, ch->pcdata->password ),
ch->pcdata->password ))
{
write_to_buffer( d, "Wrong password.\n\r", 0 );
close_socket( d );
return;
}
if (!ch->pcdata->password || !ch->pcdata->password[0])
{
write_to_buffer( d, "Warning! Null password!\n\r",0 );
write_to_buffer( d, "Please report old password with bug.\n\r",0);
write_to_buffer( d,
"Type 'password null <new password>' to fix.\n\r",0);
}
write_to_buffer( d, echo_on_str, 0 );
if (d->adm_data)
{
write_to_buffer (d, "Account is irrelevant.\n\r", 0);
if ( check_reconnect( d, ch->names, TRUE ) )
return;
if ( check_playing( d, ch->names ) )
return;
do_help (ch, "imotd");
d->connected = CON_READ_IMOTD;
return;
}
if (ch->pcdata->account)
{
sprintf (buf, "Account: %s\n\rIf you enjoy this game, try to "
"get just ONE person you know to start playing\n\rhere "
"regularly. If everyone does this, we could be "
"huge!\n\rPassword: %s", ch->pcdata->account,
echo_off_str);
write_to_buffer (d, buf, 0);
d->connected = CON_GET_ACCNT_PASS;
return;
}
else
{
write_to_buffer (d, "We have an account system here.\n\rYou "
"must request an account by e-mailing chewy"
"@owlnet.rice.edu with a\n\rpassword "
"that you want to use to access the "
"account.\n\rIf you have requested an account "
"and would like to add this character to "
"that\n\raccount, enter the name of "
"the account now. Otherwise you may press "
"return\n\rto enter as a guest (this will "
"allow you to get a flavor for the game "
"before\n\rrequesting an account, but you will "
"be limitted in some of the things you "
"can\n\rdo in the game.)\n\rAccount name: ",
0);
d->connected = CON_GET_NEW_ACCOUNT;
return;
}
break;
case CON_GET_ACCNT_PASS_ADDING:
case CON_GET_ACCNT_PASS:
{
ACCOUNT_DATA *accnt;
char *pwd;
write_to_buffer( d, "\n\r", 2 );
one_argument (argument, arg);
accnt = account_info (ch->pcdata->account);
pwd = accnt->password;
if ( strcmp( crypt( arg, pwd), pwd ))
{
write_to_buffer( d, "Wrong password.\n\r", 0 );
close_socket( d );
return;
}
write_to_buffer( d, echo_on_str, 0 );
if (d->connected == CON_GET_ACCNT_PASS_ADDING)
{
write_to_buffer (d, "Account information updated.\n\r", 0);
do_save (ch, "");
}
if (accnt->character && str_cmp (accnt->character, ch->names))
{
write_to_buffer (d, "You are only allowed to play one character "
"per war.\n\r", 0);
close_socket (d);
return;
}
if (!accnt->character)
accnt->character = str_dup (ch->names);
if ( check_reconnect( d, ch->names, TRUE ) )
return;
if ( check_playing( d, ch->names ) )
return;
sprintf( log_buf, "%s@%s has connected.", ch->names, d->host );
log_string( log_buf );
if ( IS_HERO(ch) )
{
do_help (ch, "imotd");
d->connected = CON_READ_IMOTD;
}
else
{
do_help (ch, "motd");
d->connected = CON_READ_MOTD;
}
break;
}
case CON_GET_NEW_ACCOUNT:
argument = one_argument (argument, arg);
if (!arg[0])
{
if ( check_reconnect( d, ch->names, TRUE ) )
return;
if ( check_playing( d, ch->names ) )
return;
sprintf( log_buf, "%s@%s has connected.", ch->names, d->host );
log_string( log_buf );
do_help (ch, "motd");
d->connected = CON_READ_MOTD;
return;
}
else
{
if (account_info (arg))
{
ch->pcdata->account = str_dup(arg);
sprintf (buf, "password: %s", echo_off_str);
write_to_buffer (d, buf, 0);
d->connected = CON_GET_ACCNT_PASS_ADDING;
return;
}
else
{
write_to_buffer (d, "That account does not exist.\n\rAccount "
"name: ", 0);
return;
}
}
break;
/* RT code for breaking link */
case CON_BREAK_CONNECT:
switch( *argument )
{
case 'y' : case 'Y':
for ( d_old = descriptor_list; d_old != NULL; d_old = d_next )
{
d_next = d_old->next;
if (d_old == d || d_old->character == NULL)
continue;
if (str_cmp(ch->names,d_old->character->names))
continue;
close_socket(d_old);
}
if (check_reconnect(d,ch->names,TRUE))
return;
write_to_buffer(d,"Reconnect attempt failed.\n\rName: ",0);
if ( d->character != NULL )
{
free_char( d->character );
d->character = NULL;
}
d->connected = CON_GET_NAME;
break;
case 'n' : case 'N':
write_to_buffer(d,"Name: ",0);
if ( d->character != NULL )
{
free_char( d->character );
d->character = NULL;
}
d->connected = CON_GET_NAME;
break;
default:
write_to_buffer(d,"Please type Y or N? ",0);
break;
}
break;
case CON_CONFIRM_NEW_NAME:
switch ( *argument )
{
case 'y': case 'Y':
sprintf( buf, "New character.\n\rGive me a password for %s: %s",
ch->names, echo_off_str );
write_to_buffer( d, buf, 0 );
d->connected = CON_GET_NEW_PASSWORD;
break;
case 'n': case 'N':
write_to_buffer( d, "Ok, what IS it, then? ", 0 );
free_char( d->character );
d->character = NULL;
d->connected = CON_GET_NAME;
break;
default:
write_to_buffer( d, "Please type Yes or No? ", 0 );
break;
}
break;
case CON_GET_NEW_PASSWORD:
#if defined(unix)
write_to_buffer( d, "\n\r", 2 );
#endif
if ( strlen(argument) < 5 )
{
write_to_buffer( d,
"Password must be at least five characters long.\n\rPassword: ",
0 );
return;
}
pwdnew = crypt( argument, ch->names );
for ( p = pwdnew; *p != '\0'; p++ )
{
if ( *p == '~' )
{
write_to_buffer( d,
"New password not acceptable, try again.\n\rPassword: ",
0 );
return;
}
}
free_string (ch->pcdata->password);
ch->pcdata->password = str_dup (pwdnew);
write_to_buffer( d, "Please retype password: ", 0 );
d->connected = CON_CONFIRM_NEW_PASSWORD;
break;
case CON_CONFIRM_NEW_PASSWORD:
#if defined(unix)
write_to_buffer( d, "\n\r", 2 );
#endif
if ( strcmp( crypt( argument, ch->pcdata->password ),
ch->pcdata->password ) )
{
write_to_buffer( d, "Passwords don't match.\n\rRetype password: ",
0 );
d->connected = CON_GET_NEW_PASSWORD;
return;
}
write_to_buffer( d, echo_on_str, 0 );
write_to_buffer( d, "What is your sex (M/F)? ", 0 );
d->connected = CON_GET_NEW_SEX;
break;
case CON_GET_NEW_SEX:
switch ( argument[0] )
{
case 'm': case 'M': ch->sex = SEX_MALE;
ch->sex = SEX_MALE;
ch->sex = SEX_MALE;
break;
case 'f': case 'F': ch->sex = SEX_FEMALE;
ch->sex = SEX_FEMALE;
ch->sex = SEX_FEMALE;
break;
default:
write_to_buffer( d, "That's not a sex.\n\rWhat IS your sex? ", 0 );
return;
}
sprintf( log_buf, "%s@%s has connected.", ch->names, d->host );
log_string( log_buf );
do_help (ch, "motd");
sprintf( buf, "is `!FRESH MEAT``");
set_title( ch, buf );
ch->kills = 0;
d->connected = CON_READ_MOTD;
do_save (ch, "");
break;
case CON_READ_IMOTD:
write_to_buffer(d,"\n\r",2);
do_help (ch, "motd");
d->connected = CON_READ_MOTD;
break;
case CON_READ_MOTD:
ch->next = char_list;
char_list = ch;
d->connected = CON_PLAYING;
ch->ld_timer = 0;
if (!ch->trust)
ch->hit = ch->max_hit = HIT_POINTS_MORTAL;
do_outfit(ch,"");
send_to_char("\n\r",ch);
REMOVE_BIT (ch->affected_by, AFF_BLIND); /* in case they were still
blind from previous game */
char_to_room( ch, safe_area);
if (d->adm_data && find_location (ch, d->adm_data->room_name))
{
char_from_room (ch);
char_to_room (ch, find_location (ch, d->adm_data->room_name));
}
act( "$n has entered the game.", ch, NULL, NULL, TO_ROOM );
do_look( ch, "auto" );
/* check notes */
notes = 0;
for ( pnote = note_list; pnote != NULL; pnote = pnote->next)
if (is_note_to(ch,pnote) && str_cmp(ch->names,pnote->sender)
&& pnote->date_stamp > ch->last_note)
notes++;
if (notes == 1)
send_to_char("\n\rYou have one new note waiting.\n\r",ch);
else if (notes > 1)
{
sprintf(buf,"\n\rYou have %d new notes waiting.\n\r",notes);
send_to_char(buf,ch);
}
recalc_num_on ();
break;
}
return;
}
/* this should be called whenever a character begins playing where they weren't
before (ie connected becomes con_playing) */
void recalc_num_on ()
{
DESCRIPTOR_DATA *d;
int i = 0;
for ( d = descriptor_list; d != NULL; d = d->next )
if (d->connected == CON_PLAYING)
if (!IS_IMMORTAL (d->character))
i++;
if ((i%18 == 0) && (i > max_on))
{
CHAR_DATA *all_chars;
char buf[MAX_STRING_LENGTH];
sprintf (buf, "%d players on!! Parachutes fill the air as new "
"supplies are dropped from cargo planes above.\n\rScouts "
"discover new parts of the city that have yet to be "
"explored.\n\r", i);
for (all_chars = char_list; all_chars; all_chars = all_chars->next)
send_to_char (buf, all_chars);
expand_city();
expansions++;
scatter_objects ();
}
max_on = UMAX(i,max_on);
}
/*
* Parse a name for acceptability.
*/
bool check_parse_name( char *name )
{
/*
* Reserved words.
*/
if (!str_prefix ("self", name))
return FALSE;
if ( is_name( name, "red blue bounty all auto immortal self someone "
"enforcer something the you god safe list out" ) )
return FALSE;
/*
* Length restrictions.
*/
if ( strlen(name) < 2 )
return FALSE;
if (strlen (name) > 13)
return FALSE;
/*
* Alphanumerics only.
* Lock out IllIll twits.
*/
{
char *pc;
bool fIll;
fIll = TRUE;
for ( pc = name; *pc != '\0'; pc++ )
{
if ( !isalpha(*pc) )
return FALSE;
if ( LOWER(*pc) != 'i' && LOWER(*pc) != 'l' )
fIll = FALSE;
}
if ( fIll )
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->names, ch->names ) )
{
if ( fConn == FALSE )
{
free_string( d->character->pcdata->password );
d->character->pcdata->password =
str_dup( ch->pcdata->password );
}
else
{
if ((!ch->pcdata->account || !ch->pcdata->account[0]) &&
d->character->pcdata->account &&
d->character->pcdata->account[0])
ch->pcdata->account = str_dup (d->character->pcdata->account);
free_char( d->character );
d->character = ch;
if (d->adm_data)
{
d->character->trust = d->adm_data->trust;
d->character->kills = 0;
d->character->max_hit = HIT_POINTS_IMMORTAL;
}
else
{
d->character->trust = 0;
ch->max_hit = HIT_POINTS_MORTAL;
}
ch->desc = d;
ch->timer = 0;
send_to_char( "Reconnecting.\n\r", ch );
act( "$n has reconnected.", ch, NULL, NULL, TO_ROOM );
sprintf( log_buf, "%s@%s reconnected.", ch->names, d->host );
log_string( log_buf );
d->connected = CON_PLAYING;
ch->ld_timer = 0;
recalc_num_on ();
}
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->names : dold->character->names ) )
{
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;
}
/*
* Write to one char TJT.
*/
/* void send_to_char( 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( const char *txt, CHAR_DATA *ch )
{
char *tmp_head, *tmp_point;
if ( txt == NULL || ch->desc == NULL)
return;
if (ch->desc->showstr_head != NULL)
{
tmp_head = ch->desc->showstr_head;
tmp_point = ch->desc->showstr_point;
ch->desc->showstr_head = alloc_mem(strlen(txt) +
strlen(ch->desc->showstr_point) + 1);
strcpy (ch->desc->showstr_head, tmp_point);
strcpy (ch->desc->showstr_head + strlen(tmp_point), txt);
ch->desc->showstr_point = ch->desc->showstr_head;
free_string (tmp_head);
}
else
{
ch->desc->showstr_head = alloc_mem(strlen(txt) + 1);
strcpy(ch->desc->showstr_head,txt);
ch->desc->showstr_point = ch->desc->showstr_head;
}
}
/* 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_string(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';
if (d->connected == CON_PLAYING)
send_to_char(buffer, d->character);
else
write_to_buffer (d, buffer, 0);
for (chk = d->showstr_point; isspace(*chk); chk++);
{
if (!*chk)
{
if (d->showstr_head)
{
free_string(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->sex;
}
void act (const char *format, CHAR_DATA *ch, const void *arg1, const void *arg2,
int type)
{
/* to be compatible with older code */
act_new(format,ch,arg1,arg2,type,POS_RESTING);
}
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;
char i[MAX_INPUT_LENGTH];
char *point, *temp_i;
/*
* 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 ( to->desc == NULL || 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;
}
++str;
if ( arg2 == NULL && *str >= 'A' && *str <= 'Z' )
{
sprintf (log_buf, "Act: missing arg2 for code %d (format = %s).",
*str, format);
sbug (log_buf);
sprintf (i, " <@@@> ");
}
else
{
switch ( *str )
{
default: bug( "Act: bad code %d.", *str );
sprintf (i, " <@@@> "); break;
/* Thx alex for 't' idea */
case 't': sprintf (i, "%s", (char *) arg1); break;
case 'T': sprintf (i, "%s", (char *) arg2); break;
case 'n': sprintf (i, "`A%s``", PERS( ch, to )); break;
case 'N': sprintf (i, "`A%s``", PERS( vch, to )); break;
case 'e': sprintf (i, "%s", he_she [URANGE(0, ch ->sex, 2)]);
break;
case 'E': sprintf (i, "%s", he_she [URANGE(0, vch ->sex, 2)]);
break;
case 'm': sprintf (i, "%s", him_her [URANGE(0, ch ->sex, 2)]);
break;
case 'M': sprintf (i, "%s", him_her [URANGE(0, vch ->sex, 2)]);
break;
case 's': sprintf (i, "%s", his_her [URANGE(0, ch ->sex, 2)]);
break;
case 'S': sprintf (i, "%s", his_her [URANGE(0, vch ->sex, 2)]);
break;
case 'p':
sprintf (i,"`O%s``", obj1->short_descr);
break;
case 'P':
sprintf (i, "`O%s``", obj2->short_descr);
break;
case 'd':
if ( arg2 == NULL || ((char *) arg2)[0] == '\0' )
{
sprintf (i, "door");
}
else
{
one_argument( (char *) arg2, fname );
sprintf (i, "%s", fname);
}
break;
}
}
++str;
temp_i = i;
while ( ( *point = *temp_i ) != '\0' )
++point, ++temp_i;
}
*point++ = '\n';
*point++ = '\r';
*point++ = '\0';
buf[0] = UPPER(buf[0]);
send_to_char( buf, to );
}
return;
}