/*
* RAM $Id: comm.c 13 2008-10-19 22:07:48Z ram $
*/
/***************************************************************************
* 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. *
* *
* 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 <sys/types.h>
#include <sys/time.h>
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include <signal.h>
#include <fcntl.h>
#include <netdb.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <arpa/telnet.h>
#include <stdarg.h>
#if !defined(NOCRYPT)
#include "sha256.h"
#endif
#include "merc.h"
#include "recycle.h"
#include "tables.h"
#include "db.h"
#include "act.h"
#include "interp.h"
/*
* Malloc debugging stuff.
*/
#if defined(MALLOC_DEBUG)
#include <malloc.h>
extern int malloc_debug ( int );
extern int malloc_verify ( void );
#endif
/*
* Socket and TCP/IP stuff.
*/
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' };
/*
* Global variables.
*/
DESCRIPTOR_DATA * descriptor_list; /* All open descriptors */
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 */
int main( int argc, char **argv )
{
struct timeval now_time;
int port;
int control;
/*
* 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 ) );
/*
* Get the port number.
*/
port = 4000;
if ( argc > 1 )
{
if ( !is_number( argv[1] ) )
{
proper_exit( 1, "Usage: %s [port #]\n", argv[0] );
}
else if ( ( port = atoi( argv[1] ) ) <= 1024 )
{
proper_exit( 1, "Port number must be above 1024.\n" );
}
}
/*
* Run the game.
*/
control = init_socket( port );
boot_db( );
sprintf( log_buf, "ROM is ready to rock on port %d.", port );
log_string( log_buf );
game_loop( control );
close (control);
/*
* That's all, folks.
*/
proper_exit( 0, "Normal termination of game." );
return 0;
}
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 )
{
char *e = strerror(errno);
proper_exit( 1, "Init_socket: socket: %s\n" , e);
}
if ( setsockopt( fd, SOL_SOCKET, SO_REUSEADDR,
(char *) &x, sizeof(x) ) < 0 )
{
char *e = strerror(errno);
close(fd);
proper_exit( 1, "Init_socket: SO_REUSEADDR: %s\n", e );
}
#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 )
{
char *e = strerror(errno);
close(fd);
proper_exit( 1, "Init_socket: SO_DONTLINGER: %s\n", e );
}
}
#endif
sa = sa_zero;
sa.sin_family = AF_INET;
sa.sin_port = htons( port );
if ( bind( fd, (struct sockaddr *) &sa, sizeof(sa) ) < 0 )
{
char *e = strerror(errno);
close(fd);
proper_exit( 1, "Init socket: bind: %s\n", e );
}
if ( listen( fd, 3 ) < 0 )
{
char *e = strerror(errno);
close(fd);
proper_exit( 1, "Init socket: listen: %s\n", e );
}
return fd;
}
void game_loop( int control )
{
static struct timeval null_time;
struct timeval last_time;
DESCRIPTOR_DATA * d_next;
signal( SIGPIPE, SIG_IGN );
signal( SIGINT, shutdown_request );
signal( SIGTERM, shutdown_request );
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 )
{
char *e = strerror(errno);
proper_exit( 1, "Game_loop: select: poll: %s\n", e );
}
/*
* 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 );
if (d->showstr_point)
show_string(d,d->incomm);
else if ( d->connected == CON_PLAYING )
substitute_alias( d, d->incomm );
else
nanny( d, d->incomm );
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;
int secDelta;
int 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 )
{
char *e = strerror(errno);
proper_exit( 1, "Game_loop: select: stall: %s\n", e );
}
}
}
gettimeofday( &last_time, NULL );
current_time = (time_t) last_time.tv_sec;
}
return;
}
void init_descriptor( int control )
{
char buf[MAX_STRING_LENGTH];
DESCRIPTOR_DATA *dnew;
struct sockaddr_in sock;
struct hostent *from;
int desc;
socklen_t 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.
*/
dnew = new_descriptor();
dnew->descriptor = desc;
dnew->connected = CON_GET_NAME;
dnew->showstr_head = NULL;
dnew->showstr_point = NULL;
dnew->outsize = 2000;
dnew->outbuf = (char *)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;
/*
* Send the greeting.
*/
{
if ( help_greeting[0] == '.' )
write_to_buffer( dnew, help_greeting+1, 0 );
else
write_to_buffer( dnew, help_greeting , 0 );
}
return;
}
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 ( dclose->connected == CON_PLAYING && !merc_down)
{
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);
return;
}
bool read_from_descriptor( DESCRIPTOR_DATA *d )
{
size_t 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. */
for ( ; ; )
{
int nRead;
nRead = read( (int)d->descriptor, (void *)(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;
}
}
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 )
{
/*
* Bust a prompt.
*/
if (!merc_down && d->showstr_point)
write_to_buffer(d,"[Hit Return to continue]\n\r",0);
else if (fPrompt && !merc_down && 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 buf[MAX_STRING_LENGTH];
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]);
write_to_buffer( d, buf, 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 doors[MAX_INPUT_LENGTH];
EXIT_DATA *pexit;
bool found;
int door;
point = buf;
str = ch->prompt;
if (str == NULL || str[0] == '\0')
{
sprintf( buf, "<%dhp %dm %dmv> %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("<AFK> ",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 < MAX_EXIT; 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_abbrev[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, "%d", ch->gold);
i = buf2; break;
case 's' :
sprintf( buf2, "%d", 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;
}
++str;
while( (*point = *i) != '\0' )
++point, ++i;
}
write_to_buffer( ch->desc, buf, point - buf );
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 = (char *)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, const char *txt, int length )
{
int iStart;
int nWrite;
size_t nBlock;
if ( length <= 0 )
length = strlen(txt);
for ( iStart = 0; iStart < length; iStart += nWrite )
{
nBlock = UMIN( length - iStart, 4096 );
if ( ( nWrite = write( (int)desc, (const void *)(txt + iStart), nBlock ) ) < 0 )
{ perror( "Write_to_descriptor" ); return FALSE; }
}
return TRUE;
}
/*
* Deal with sockets that haven't logged in yet.
*/
void nanny( DESCRIPTOR_DATA *d, const char *argument )
{
DESCRIPTOR_DATA *d_old, *d_next;
char buf[MAX_STRING_LENGTH];
char arg[MAX_INPUT_LENGTH];
CHAR_DATA *ch;
const char *pwdnew;
const char *p;
int iClass,race,i,weapon;
bool fOld;
char local_argument[MAX_INPUT_LENGTH];
const char *lap = local_argument;
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_GET_NAME:
if ( argument[0] == '\0' )
{
close_socket( d );
return;
}
strcpy(local_argument, argument);
local_argument[0] = UPPER(local_argument[0]);
if ( !check_parse_name( lap ) )
{
write_to_buffer( d, "Illegal name, try another.\n\rName: ", 0 );
return;
}
fOld = load_char_obj( d, lap );
ch = d->character;
if (IS_SET(ch->act, PLR_DENY))
{
sprintf( log_buf, "Denying access to %s@%s.", lap, d->host );
log_string( log_buf );
write_to_buffer( d, "You are denied access.\n\r", 0 );
close_socket( d );
return;
}
if (check_ban(d->host,BAN_PERMIT) && !IS_SET(ch->act,PLR_PERMIT))
{
write_to_buffer(d,"Your site has been banned from this mud.\n\r",0);
close_socket(d);
return;
}
if ( check_reconnect( d, lap, FALSE ) )
{
fOld = TRUE;
}
else
{
if ( wizlock && !IS_IMMORTAL(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;
}
if (check_ban(d->host,BAN_NEWBIES))
{
write_to_buffer(d,
"New players are not allowed from your site.\n\r",0);
close_socket(d);
return;
}
sprintf( buf, "Did I get that right, %s (Y/N)? ", lap );
write_to_buffer( d, buf, 0 );
d->connected = CON_CONFIRM_NEW_NAME;
return;
}
break;
case CON_GET_OLD_PASSWORD:
write_to_buffer( d, "\n\r", 2 );
if ( strcmp( CRYPT( argument ), ch->pcdata->pwd ))
{
write_to_buffer( d, "Wrong password.\n\r", 0 );
close_socket( d );
return;
}
write_to_buffer( d, echo_on_str, 0 );
if (check_playing(d,ch->name))
return;
if ( check_reconnect( d, ch->name, TRUE ) )
return;
sprintf( log_buf, "%s@%s has connected.", ch->name, d->host );
log_string( log_buf );
wiznet(log_buf,NULL,NULL,WIZ_SITES,0,get_trust(ch));
if ( IS_IMMORTAL(ch) )
{
do_function(ch, &do_help, "imotd" );
d->connected = CON_READ_IMOTD;
}
else
{
do_function(ch, &do_help, "motd" );
d->connected = CON_READ_MOTD;
}
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->name,d_old->original ?
d_old->original->name : d_old->character->name))
continue;
close_socket(d_old);
}
if (check_reconnect(d,ch->name,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->name, 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:
write_to_buffer( d, "\n\r", 2 );
if ( strlen(argument) < 5 )
{
write_to_buffer( d,
"Password must be at least five characters long.\n\rPassword: ",
0 );
return;
}
pwdnew = CRYPT( argument );
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->pwd );
ch->pcdata->pwd = str_dup( pwdnew );
write_to_buffer( d, "Please retype password: ", 0 );
d->connected = CON_CONFIRM_NEW_PASSWORD;
break;
case CON_CONFIRM_NEW_PASSWORD:
write_to_buffer( d, "\n\r", 2 );
if ( strcmp( CRYPT( argument ), ch->pcdata->pwd ) )
{
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,"The following races are available:\n\r ",0);
for ( race = 1; race_table[race].name != NULL; race++ )
{
if (!race_table[race].pc_race)
break;
write_to_buffer(d,race_table[race].name,0);
write_to_buffer(d," ",1);
}
write_to_buffer(d,"\n\r",0);
write_to_buffer(d,"What is your race (help for more information)? ",0);
d->connected = CON_GET_NEW_RACE;
break;
case CON_GET_NEW_RACE:
one_argument(argument,arg);
if (!strcmp(arg,"help"))
{
argument = one_argument(argument,arg);
if (argument[0] == '\0')
do_function(ch, &do_help, "race help");
else
do_function(ch, &do_help, argument);
write_to_buffer(d,
"What is your race (help for more information)? ",0);
break;
}
race = race_lookup(argument);
if (race == 0 || !race_table[race].pc_race)
{
write_to_buffer(d,"That is not a valid race.\n\r",0);
write_to_buffer(d,"The following races are available:\n\r ",0);
for ( race = 1; race_table[race].name != NULL; race++ )
{
if (!race_table[race].pc_race)
break;
write_to_buffer(d,race_table[race].name,0);
write_to_buffer(d," ",1);
}
write_to_buffer(d,"\n\r",0);
write_to_buffer(d,
"What is your race? (help for more information) ",0);
break;
}
ch->race = race;
/* initialize stats */
for (i = 0; i < MAX_STATS; i++)
ch->perm_stat[i] = pc_race_table[race].stats[i];
ch->affected_by = ch->affected_by|race_table[race].aff;
ch->imm_flags = ch->imm_flags|race_table[race].imm;
ch->res_flags = ch->res_flags|race_table[race].res;
ch->vuln_flags = ch->vuln_flags|race_table[race].vuln;
ch->form = race_table[race].form;
ch->parts = race_table[race].parts;
/* add skills */
for (i = 0; i < 5; i++)
{
if (pc_race_table[race].skills[i] == NULL)
break;
group_add(ch,pc_race_table[race].skills[i],FALSE);
}
/* add cost */
ch->pcdata->points = pc_race_table[race].points;
ch->size = pc_race_table[race].size;
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->pcdata->true_sex = SEX_MALE;
break;
case 'f': case 'F': ch->sex = SEX_FEMALE;
ch->pcdata->true_sex = SEX_FEMALE;
break;
default:
write_to_buffer( d, "That's not a sex.\n\rWhat IS your sex? ", 0 );
return;
}
strcpy( buf, "Select a class [" );
for ( iClass = 0; iClass < MAX_CLASS; iClass++ )
{
if ( iClass > 0 )
strcat( buf, " " );
strcat( buf, class_table[iClass].name );
}
strcat( buf, "]: " );
write_to_buffer( d, buf, 0 );
d->connected = CON_GET_NEW_CLASS;
break;
case CON_GET_NEW_CLASS:
iClass = class_lookup(argument);
if ( iClass == -1 )
{
write_to_buffer( d,
"That's not a class.\n\rWhat IS your class? ", 0 );
return;
}
ch->iclass = iClass;
sprintf( log_buf, "%s@%s new player.", ch->name, d->host );
log_string( log_buf );
wiznet("Newbie alert! $N sighted.",ch,NULL,WIZ_NEWBIE,0,0);
wiznet(log_buf,NULL,NULL,WIZ_SITES,0,get_trust(ch));
write_to_buffer( d, "\n\r", 2 );
write_to_buffer( d, "You may be good, neutral, or evil.\n\r",0);
write_to_buffer( d, "Which alignment (G/N/E)? ",0);
d->connected = CON_GET_ALIGNMENT;
break;
case CON_GET_ALIGNMENT:
switch( argument[0])
{
case 'g' : case 'G' : ch->alignment = 750; break;
case 'n' : case 'N' : ch->alignment = 0; break;
case 'e' : case 'E' : ch->alignment = -750; break;
default:
write_to_buffer(d,"That's not a valid alignment.\n\r",0);
write_to_buffer(d,"Which alignment (G/N/E)? ",0);
return;
}
write_to_buffer(d,"\n\r",0);
group_add(ch,"rom basics",FALSE);
group_add(ch,class_table[ch->iclass].base_group,FALSE);
ch->pcdata->learned[gsn_recall] = 50;
write_to_buffer(d,"Do you wish to customize this character?\n\r",0);
write_to_buffer(d,"Customization takes time, but allows a wider range of skills and abilities.\n\r",0);
write_to_buffer(d,"Customize (Y/N)? ",0);
d->connected = CON_DEFAULT_CHOICE;
break;
case CON_DEFAULT_CHOICE:
write_to_buffer(d,"\n\r",2);
switch ( argument[0] )
{
case 'y': case 'Y':
ch->gen_data = new_gen_data();
ch->gen_data->points_chosen = ch->pcdata->points;
do_function(ch, &do_help, "group header");
list_group_costs(ch);
write_to_buffer(d,"You already have the following skills:\n\r",0);
do_function(ch, &do_skills, "");
do_function(ch, &do_help, "menu choice");
d->connected = CON_GEN_GROUPS;
break;
case 'n': case 'N':
group_add(ch,class_table[ch->iclass].default_group,TRUE);
write_to_buffer( d, "\n\r", 2 );
write_to_buffer(d,
"Please pick a weapon from the following choices:\n\r",0);
buf[0] = '\0';
for ( i = 0; weapon_table[i].name != NULL; i++)
if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
{
strcat(buf,weapon_table[i].name);
strcat(buf," ");
}
strcat(buf,"\n\rYour choice? ");
write_to_buffer(d,buf,0);
d->connected = CON_PICK_WEAPON;
break;
default:
write_to_buffer( d, "Please answer (Y/N)? ", 0 );
return;
}
break;
case CON_PICK_WEAPON:
write_to_buffer(d,"\n\r",2);
weapon = weapon_lookup(argument);
if (weapon == -1 || ch->pcdata->learned[*weapon_table[weapon].gsn] <= 0)
{
write_to_buffer(d,
"That's not a valid selection. Choices are:\n\r",0);
buf[0] = '\0';
for ( i = 0; weapon_table[i].name != NULL; i++)
if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
{
strcat(buf,weapon_table[i].name);
strcat(buf," ");
}
strcat(buf,"\n\rYour choice? ");
write_to_buffer(d,buf,0);
return;
}
ch->pcdata->learned[*weapon_table[weapon].gsn] = 40;
write_to_buffer(d,"\n\r",2);
do_function(ch, &do_help, "motd");
d->connected = CON_READ_MOTD;
break;
case CON_GEN_GROUPS:
send_to_char("\n\r",ch);
if (!str_cmp(argument,"done"))
{
if (ch->pcdata->points == pc_race_table[ch->race].points)
{
send_to_char("You didn't pick anything.\n\r",ch);
break;
}
if (ch->pcdata->points <= 40 + pc_race_table[ch->race].points)
{
sprintf(buf,
"You must take at least %d points of skills and groups",
40 + pc_race_table[ch->race].points);
send_to_char(buf, ch);
break;
}
sprintf(buf,"Creation points: %d\n\r",ch->pcdata->points);
send_to_char(buf,ch);
sprintf(buf,"Experience per level: %d\n\r",
exp_per_level(ch,ch->gen_data->points_chosen));
if (ch->pcdata->points < 40)
ch->train = (40 - ch->pcdata->points + 1) / 2;
free_gen_data(ch->gen_data);
ch->gen_data = NULL;
send_to_char(buf,ch);
write_to_buffer( d, "\n\r", 2 );
write_to_buffer(d,
"Please pick a weapon from the following choices:\n\r",0);
buf[0] = '\0';
for ( i = 0; weapon_table[i].name != NULL; i++)
if (ch->pcdata->learned[*weapon_table[i].gsn] > 0)
{
strcat(buf,weapon_table[i].name);
strcat(buf," ");
}
strcat(buf,"\n\rYour choice? ");
write_to_buffer(d,buf,0);
d->connected = CON_PICK_WEAPON;
break;
}
if (!parse_gen_groups(ch,argument))
send_to_char(
"Choices are: list,learned,premise,add,drop,info,help, and done.\n\r"
,ch);
do_function(ch, &do_help, "menu choice");
break;
case CON_READ_IMOTD:
write_to_buffer(d,"\n\r",2);
do_function(ch, &do_help, "motd");
d->connected = CON_READ_MOTD;
break;
case CON_READ_MOTD:
if ( ch->pcdata == NULL || ch->pcdata->pwd[0] == '\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,
"\n\rWelcome to ROM 2.4. Please do not feed the mobiles.\n\r",
0 );
ch->next = char_list;
char_list = ch;
d->connected = CON_PLAYING;
reset_char(ch);
if ( ch->level == 0 )
{
ch->perm_stat[class_table[ch->iclass].attr_prime] += 3;
ch->level = 1;
ch->exp = exp_per_level(ch,ch->pcdata->points);
ch->hit = ch->max_hit;
ch->mana = ch->max_mana;
ch->move = ch->max_move;
ch->train = 3;
ch->practice = 5;
sprintf( buf, "the %s",
title_table [ch->iclass] [ch->level]
[ch->sex == SEX_FEMALE ? 1 : 0] );
set_title( ch, buf );
do_function (ch, &do_outfit,"");
obj_to_char(create_object(get_obj_index(OBJ_VNUM_MAP),0),ch);
char_to_room( ch, get_room_index( ROOM_VNUM_SCHOOL ) );
send_to_char("\n\r",ch);
do_function(ch, &do_help, "newbie info");
send_to_char("\n\r",ch);
}
else if ( ch->in_room != NULL )
{
char_to_room( ch, ch->in_room );
}
else if ( IS_IMMORTAL(ch) )
{
char_to_room( ch, get_room_index( ROOM_VNUM_CHAT ) );
}
else
{
char_to_room( ch, get_room_index( ROOM_VNUM_TEMPLE ) );
}
act( "$n has entered the game.", ch, NULL, NULL, TO_ROOM );
do_function(ch, &do_look, "auto" );
wiznet("$N has left real life behind.",ch,NULL,
WIZ_LOGINS,WIZ_SITES,get_trust(ch));
if (ch->pet != NULL)
{
char_to_room(ch->pet,ch->in_room);
act("$n has entered the game.",ch->pet,NULL,NULL,TO_ROOM);
}
do_function(ch, &do_unread, "");
break;
}
return;
}
/*
* Parse a name for acceptability.
*/
bool check_parse_name( const char *name )
{
int clan;
/*
* Reserved words.
*/
if (is_exact_name(name,
"all auto immortal self someone something the you loner"))
{
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 ( strlen(name) > 12 )
return FALSE;
/*
* Alphanumerics only.
* Lock out IllIll twits.
*/
{
const char *pc;
bool fIll,adjcaps = FALSE,cleancaps = FALSE;
size_t 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.
*/
{
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;
}
}
}
return TRUE;
}
/*
* Look for link-dead player to reconnect.
*/
bool check_reconnect( DESCRIPTOR_DATA *d, const 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 $S link.",
ch,NULL,WIZ_LINKS,0,0);
d->connected = CON_PLAYING;
}
return TRUE;
}
}
return FALSE;
}
/*
* Check if already playing.
*/
bool check_playing( DESCRIPTOR_DATA *d, const char *name )
{
DESCRIPTOR_DATA *dold;
for ( dold = descriptor_list; dold; dold = dold->next )
{
if ( dold != d
&& dold->character != NULL
&& dold->connected != CON_GET_NAME
&& dold->connected != CON_GET_OLD_PASSWORD
&& !str_cmp( name, dold->original
? dold->original->name : dold->character->name ) )
{
write_to_buffer( d, "That character is already playing.\n\r",0);
write_to_buffer( d, "Do you wish to connect anyway (Y/N)?",0);
d->connected = CON_BREAK_CONNECT;
return TRUE;
}
}
return FALSE;
}
void stop_idling( CHAR_DATA *ch )
{
if ( ch == NULL
|| ch->desc == NULL
|| ch->desc->connected != CON_PLAYING
|| ch->was_in_room == NULL
|| ch->in_room != get_room_index(ROOM_VNUM_LIMBO))
return;
ch->timer = 0;
char_from_room( ch );
char_to_room( ch, ch->was_in_room );
ch->was_in_room = NULL;
act( "$n has returned from the void.", ch, NULL, NULL, TO_ROOM );
return;
}
/*
* Write to one char.
*/
void send_to_char( 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 )
{
if ( txt == NULL || ch->desc == NULL)
return;
if (ch->lines == 0 )
{
send_to_char(txt,ch);
return;
}
ch->desc->showstr_head = (char *)alloc_mem(strlen(txt) + 1);
strcpy(ch->desc->showstr_head,txt);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string(ch->desc,"");
}
/* string pager */
void show_string(struct descriptor_data *d, const 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 const char * he_she [] = { "it", "he", "she" };
static const char * him_her [] = { "it", "him", "her" };
static const char * his_her [] = { "its", "his", "her" };
char buf[MAX_STRING_LENGTH];
char fname[MAX_INPUT_LENGTH];
CHAR_DATA *to;
const CHAR_DATA *vch = (const CHAR_DATA *) arg2;
const OBJ_DATA *obj1 = (const OBJ_DATA *) arg1;
const OBJ_DATA *obj2 = (const OBJ_DATA *) arg2;
const char *str;
const char *i;
char *point;
/*
* 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' )
{
bug( "Act: missing arg2 for code %d.", *str );
i = " <@@@> ";
}
else
{
switch ( *str )
{
default: bug( "Act: bad code %d.", *str );
i = " <@@@> "; break;
/* Thx alex for 't' idea */
case 't': i = (const char *) arg1; break;
case 'T': i = (const char *) arg2; break;
case 'n': i = PERS( ch, to ); break;
case 'N': i = PERS( vch, to ); break;
case 'e': i = he_she [URANGE(0, ch ->sex, 2)]; break;
case 'E': i = he_she [URANGE(0, vch ->sex, 2)]; break;
case 'm': i = him_her [URANGE(0, ch ->sex, 2)]; break;
case 'M': i = him_her [URANGE(0, vch ->sex, 2)]; break;
case 's': i = his_her [URANGE(0, ch ->sex, 2)]; break;
case 'S': i = his_her [URANGE(0, vch ->sex, 2)]; break;
case 'p':
i = can_see_obj( to, obj1 )
? obj1->short_descr
: "something";
break;
case 'P':
i = can_see_obj( to, obj2 )
? obj2->short_descr
: "something";
break;
case 'd':
if ( arg2 == NULL || ((const char *) arg2)[0] == '\0' )
{
i = "door";
}
else
{
one_argument( (const char *) arg2, fname );
i = fname;
}
break;
}
}
++str;
while ( ( *point = *i ) != '\0' )
++point, ++i;
}
*point++ = '\n';
*point++ = '\r';
buf[0] = UPPER(buf[0]);
write_to_buffer( to->desc, buf, point - buf );
}
return;
}
/*
* This function logs a last error message (if Str is not NULL)
* and then calls exit with the code passed in.
*/
void proper_exit ( int code, const char *Str, ... )
{
va_list arg;
char buf[MAX_STRING_LENGTH] = "\0\0\0";
char *strtime = NULL;
if (Str && *Str) {
strtime = ctime( ¤t_time );
strtime[strlen(strtime)-1] = '\0';
if ( fpArea != NULL )
{
int iLine;
int iChar;
if ( fpArea == stdin )
{
iLine = 0;
}
else
{
iChar = ftell( fpArea );
fseek( fpArea, 0, 0 );
for ( iLine = 0; ftell( fpArea ) < iChar; iLine++ )
{
int c = 0;
while ( ( c = getc( fpArea ) ) != '\n' && c != EOF )
;
}
fseek( fpArea, iChar, 0 );
}
sprintf( buf, "%s :: [*****] FILE: %s LINE: %d\n", strtime, strArea, iLine );
}
va_start(arg, Str);
sprintf(buf + strlen(buf), "%s :: ", strtime);
vsprintf(buf + strlen(buf), Str, arg);
strcat(buf, "\n");
va_end(arg);
log_string( buf );
}
exit( code );
}
/*
* Signal handler for game shutdown.
* Might want to call do_shutdown() or a subset of it.
*/
void shutdown_request(int a)
{
char buf[MAX_STRING_LENGTH];
DESCRIPTOR_DATA *d,*d_next;
CHAR_DATA *vch;
sprintf( buf, "Shutdown by %s.", "SYSTEM -- Received SIGINT or SIGTERM" );
append_file( NULL, SHUTDOWN_FILE, buf );
strcat( buf, "\n\r" );
merc_down = TRUE;
for ( d = descriptor_list; d != NULL; d = d_next)
{
d_next = d->next;
write_to_descriptor( d->descriptor, buf, 0 );
vch = d->original ? d->original : d->character;
if (vch != NULL)
save_char_obj(vch);
close_socket(d);
}
return;
}