/*************************************************************************** * 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. * * * * Dystopia Mud improvements copyright (C) 2000, 2001 by Brian Graversen * * * * 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/time.h> #include <ctype.h> #include <errno.h> #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <string.h> #include <time.h> #include <unistd.h> #include <sys/types.h> #include <sys/wait.h> // we need these to call wait() #include "merc.h" #include "olc.h" /* * Signal handling. * Apollo has a problem with __attribute(atomic) in signal.h, * I dance around it. */ #if defined(apollo) #define __attribute(x) #endif #if defined(unix) || defined(WIN32) #include <signal.h> #if !defined(WIN32) #include <unistd.h> #include <sys/resource.h> /* for RLIMIT_NOFILE */ #endif #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' }; const char compress_will [] = { '\0' }; const char compress_do [] = { '\0' }; const char compress_dont [] = { '\0' }; const char compress_start [] = { '\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' }; const char compress_will [] = { IAC, WILL, TELOPT_COMPRESS, '\0' }; const char compress_do [] = { IAC, DO, TELOPT_COMPRESS, '\0' }; const char compress_dont [] = { IAC, DONT, TELOPT_COMPRESS, '\0' }; #endif #if defined( WIN32 ) const char echo_off_str [] = { '\0' }; const char echo_on_str [] = { '\0' }; const char go_ahead_str [] = { '\0' }; void gettimeofday args( ( struct timeval *tp, void *tzp ) ); #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/fcntl.h> #endif #if defined(linux) int close args( ( int fd ) ); int gettimeofday args( ( struct timeval *tp, struct timezone *tzp ) ); 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 ) ); #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 SYSV 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 */ bool merc_down; /* Shutdown */ bool wizlock; /* Game is wizlocked */ char str_boot_time[MAX_INPUT_LENGTH]; time_t current_time; /* Time of this pulse */ int arena; /* Colour scale char list - Calamar */ char *scale[SCALE_COLS] = { L_RED, L_BLUE, L_GREEN, YELLOW }; /* * OS-dependent local functions. */ #if defined(macintosh) || defined(MSDOS) void game_loop_mac_msdos args( ( void ) ); bool read_from_descriptor args( ( DESCRIPTOR_DATA *d ) ); #endif #if defined(unix) || defined( WIN32 ) 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 ) ); #endif /* * Other local functions (OS-independent). */ bool check_reconnect args( ( DESCRIPTOR_DATA *d, char *name, bool fConn ) ); bool check_kickoff args( ( DESCRIPTOR_DATA *d, char *name, bool fConn ) ); bool check_playing args( ( DESCRIPTOR_DATA *d, char *name ) ); int main args( ( int argc, char **argv ) ); void nanny args( ( DESCRIPTOR_DATA *d, char *argument ) ); bool process_output args( ( DESCRIPTOR_DATA *d, bool fPrompt ) ); void read_from_buffer args( ( DESCRIPTOR_DATA *d ) ); void stop_idling args( ( CHAR_DATA *ch ) ); void bust_a_prompt args( ( DESCRIPTOR_DATA *d ) ); void lookup_address args((DUMMY_ARG *dummyarg)); // Only threaded calls, please. bool check_banned args((DESCRIPTOR_DATA *dnew )); // Ban check bool check_newbiebanned args((DESCRIPTOR_DATA *dnew )); // Ban check int proc_pid; int port, control; int main( int argc, char **argv ) { struct timeval now_time; bool fCopyOver = FALSE; #ifdef RLIMIT_NOFILE { struct rlimit rlp; (void) getrlimit(RLIMIT_NOFILE, &rlp); rlp.rlim_cur = UMIN(rlp.rlim_max,FD_SETSIZE); (void) setrlimit(RLIMIT_NOFILE, &rlp); } #endif /* * Crash recovery by Mandrax */ signal(SIGSEGV, crashrecov); signal(SIGTERM, panic_shutdown); proc_pid = getpid(); /* * Init time */ gettimeofday(&now_time, NULL); current_time = (time_t) now_time.tv_sec; strcpy(str_boot_time, ctime(¤t_time)); /* * Macintosh console initialization. */ #if defined(macintosh) console_options.nrows = 31; cshow(stdout); csetmode(C_RAW, stdin); cecho2file("log file", 1, stderr); #endif /* * Get the port number. */ port = 8888; /* defaults to port 8888 */ if ( argc > 1 ) { if ( !is_number( argv[1] ) ) { fprintf( stderr, "Usage: %s [port #]\n", argv[0] ); exit( 1 ); } else if ( ( port = atoi( argv[1] ) ) <= 1024 ) { fprintf( stderr, "Port number must be above 1024.\n" ); exit( 1 ); } } if (argv[2] && argv[2][0]) { fCopyOver = TRUE; control = atoi(argv[3]); } else fCopyOver = FALSE; /* * Run the game. */ #if defined(macintosh) || defined(MSDOS) boot_db( ); log_string( "Dystopia is ready to rock." ); game_loop_mac_msdos( ); #endif #if defined(unix) || defined(WIN32) if (!fCopyOver) /* We have already the port if copyover'ed */ control = init_socket (port); boot_db (fCopyOver); sprintf( log_buf, "Dystopia is ready to rock on port %d.", port ); log_string( log_buf ); game_loop_unix( control ); #if !defined( WIN32 ) close( control ); #else closesocket( control ); WSACleanup(); #endif #endif /* * That's all, folks. */ log_string( "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) { perror("Init_socket: socket"); exit( 1 ); } if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &x, sizeof(int)) < 0) { perror("Init_socket: SO_REUSEADDR"); close(fd); exit(1); } sa = sa_zero; sa.sin_family = AF_INET; sa.sin_port = htons(port); if (bind(fd, (struct sockaddr *) &sa, sizeof(sa) ) < 0) { perror("Init_socket: bind"); close(fd); exit(1); } if (listen( fd, 3 ) < 0) { perror("Init_socket: listen"); close(fd); exit(1); } return fd; } #if defined(macintosh) || defined(MSDOS) void game_loop_mac_msdos( void ) { struct timeval last_time; struct timeval now_time; static DESCRIPTOR_DATA dcon; gettimeofday( &last_time, NULL ); current_time = (time_t) last_time.tv_sec; /* * New_descriptor analogue. */ dcon.descriptor = 0; dcon.connected = CON_GET_NAME; dcon.host = str_dup( "localhost" ); dcon.outsize = 2000; dcon.outbuf = alloc_mem( dcon.outsize ); dcon.next = descriptor_list; descriptor_list = &dcon; /* * Send the greeting. */ { extern char * help_greeting; if ( help_greeting[0] == '.' ) write_to_buffer( &dcon, help_greeting+1, 0 ); else write_to_buffer( &dcon, help_greeting , 0 ); } /* Main loop */ while ( !merc_down ) { DESCRIPTOR_DATA *d; /* * Process input. */ for ( d = descriptor_list; d != NULL; d = d_next ) { d_next = d->next; d->fcommand = FALSE; #if defined(MSDOS) if ( kbhit( ) ) #endif { if ( d->character != NULL ) d->character->timer = 0; if ( !read_from_descriptor( d ) ) { if ( d->character != NULL ) 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; stop_idling( d->character ); if ( d->pString ) string_add( d->character, d->incomm ); else switch( d->connected ) { default: nanny( d, d->incomm ); break; case CON_PLAYING: if ( !run_olc_editor( d ) ) interpret( d->character, d->incomm ); break; case CON_EDITING: edit_buffer( d->character, d->incomm ); break; case CON_PFILE: jope_interp( d->character, d->incomm ); break; } d->incomm[0] = '\0'; } } /* * Autonomous game motion. */ update_handler( ); /* * Output. */ for ( d = descriptor_list; d != NULL; d = d_next ) { d_next = d->next; if ( ( d->fcommand || d->outtop > 0 || d->out_compress ) && FD_ISSET(d->descriptor, &out_set) if ( !process_output( d, TRUE ) ) { bool ok = TRUE; if ( d->fcommand || d->outtop > 0 ) ok = process_output( d, TRUE ); if (ok && d->out_compress) ok = processCompressed(d); if (!ok) { if ( d->character != NULL ) save_char_obj( d->character ); d->outtop = 0; close_socket( d ); } } } /* * Synchronize to a clock. * Busy wait (blargh). */ now_time = last_time; for ( ; ; ) { int delta; #if defined(MSDOS) if ( kbhit( ) ) #endif { if ( dcon.character != NULL ) dcon.character->timer = 0; if ( !read_from_descriptor( &dcon ) ) { if ( dcon.character != NULL ) save_char_obj( d->character ); dcon.outtop = 0; close_socket( &dcon ); } #if defined(MSDOS) break; #endif } gettimeofday( &now_time, NULL ); delta = ( now_time.tv_sec - last_time.tv_sec ) * 1000 * 1000 + ( now_time.tv_usec - last_time.tv_usec ); if ( delta >= 1000000 / PULSE_PER_SECOND ) break; } last_time = now_time; current_time = (time_t) last_time.tv_sec; } return; } #endif #if defined(unix) || defined(WIN32) void game_loop_unix( int control ) { static struct timeval null_time; struct timeval last_time; #if !defined(WIN32) signal( SIGPIPE, SIG_IGN ); #endif gettimeofday( &last_time, NULL ); current_time = (time_t) last_time.tv_sec; /* Main loop */ while (!merc_down) { fd_set in_set; fd_set out_set; fd_set exc_set; DESCRIPTOR_DATA *d; int maxdesc; /* * 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 != NULL; d = d->next ) { maxdesc = UMAX( maxdesc, d->descriptor ); FD_SET( d->descriptor, &in_set ); FD_SET( d->descriptor, &out_set ); FD_SET( d->descriptor, &exc_set ); } if ( select( maxdesc+1, &in_set, &out_set, &exc_set, &null_time ) < 0 ) { perror( "Game_loop: select: poll" ); exit( 1 ); } /* * New connection? */ if ( FD_ISSET( control, &in_set ) ) 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 ); if ( d->character ) 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 ) 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; stop_idling( d->character ); if ( d->pString ) string_add( d->character, d->incomm ); else switch( d->connected ) { default: nanny( d, d->incomm ); break; case CON_PLAYING: if ( !run_olc_editor( d ) ) interpret( d->character, d->incomm ); break; case CON_EDITING: edit_buffer( d->character, d->incomm ); break; case CON_PFILE: jope_interp( d->character, d->incomm ); break; } d->incomm[0] = '\0'; } } /* * Autonomous game motion. */ update_handler( ); /* * Output. */ for ( d = descriptor_list; d != NULL; d = d_next ) { d_next = d->next; if ((d->fcommand || d->outtop > 0) && FD_ISSET(d->descriptor, &out_set)) { if ( !process_output( d, TRUE ) ) { if ( d->character != NULL ) 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. */ #if !defined(WIN32) { 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( 1 ); } } } #else { int times_up; int nappy_time; struct _timeb start_time; struct _timeb end_time; _ftime( &start_time ); times_up = 0; while( times_up == 0 ) { _ftime( &end_time ); if ((nappy_time = (int) (1000 * (double) ((end_time.time - start_time.time) + ((double) (end_time.millitm - start_time.millitm ) / 1000.0)))) >= (double) (1000 / PULSE_PER_SECOND)) times_up = 1; else { Sleep( (int) ( (double) ( 1000 / PULSE_PER_SECOND ) - (double) nappy_time ) ); times_up = 1; } } } #endif gettimeofday( &last_time, NULL ); current_time = (time_t) last_time.tv_sec; } return; } #endif void init_descriptor(DESCRIPTOR_DATA *dnew, int desc) { static DESCRIPTOR_DATA d_zero; *dnew = d_zero; dnew->descriptor = desc; dnew->character = NULL; dnew->account = NULL; dnew->connected = CON_ACCOUNT_NAME; dnew->lookup_status = STATUS_LOOKUP; dnew->pEdit = NULL; /* OLC */ dnew->pString = NULL; /* OLC */ dnew->editor = 0; /* OLC */ dnew->outsize = 2000; dnew->alias_block = 0; dnew->outbuf = alloc_mem(dnew->outsize); } #if defined(unix) || defined(WIN32) void new_descriptor( int control ) { char buf[MAX_STRING_LENGTH]; DESCRIPTOR_DATA *dnew; struct sockaddr_in sock; int desc; int size; pthread_attr_t attr; pthread_t thread_lookup; DUMMY_ARG *dummyarg; bool DOS_ATTACK = FALSE; pthread_attr_init(&attr); pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); /* New Dummy Argument */ if (dummy_free == NULL) { dummyarg = alloc_perm(sizeof(*dummyarg)); } else { dummyarg = dummy_free; dummy_free = dummy_free->next; } dummyarg->status = 1; dummyarg->next = dummy_list; dummy_list = dummyarg; size = sizeof(sock); getsockname( control, (struct sockaddr *) &sock, &size ); if ( ( desc = accept( control, (struct sockaddr *) &sock, &size) ) < 0 ) { perror( "New_descriptor: accept" ); return; } #if !defined(FNDELAY) #define FNDELAY O_NDELAY #endif #if !defined(WIN32) if ( fcntl( desc, F_SETFL, FNDELAY ) == -1 ) { perror( "New_descriptor: fcntl: FNDELAY" ); return; } #endif /* * Cons a new descriptor. */ if ( descriptor_free == NULL ) { dnew = alloc_perm( sizeof(*dnew) ); } else { dnew = descriptor_free; descriptor_free = descriptor_free->next; } init_descriptor (dnew, desc); 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 ); dnew->host = str_dup(buf); // set the temporary ip as the host. /* we do a hostlookup on everyone but localhost */ if (str_cmp(dnew->host, "127.0.0.1")) { /* Set up the dummyarg for use in lookup_address */ dummyarg->buf = str_dup((char *) &sock.sin_addr); dummyarg->d = dnew; if (thread_count < 50) /* should be more than plenty */ { /* just use the ip, then make the thread do the lookup */ pthread_create( &thread_lookup, &attr, (void*)&lookup_address, (void*) dummyarg); } else DOS_ATTACK = TRUE; } else dnew->lookup_status++; } /* * Init descriptor data. */ dnew->next = descriptor_list; descriptor_list = dnew; if (DOS_ATTACK) { write_to_buffer(dnew, "Sorry, currently under attack, try again later.\n\r", 0 ); close_socket(dnew); return; } /* mccp: tell the client we support compression */ write_to_buffer( dnew, compress_will, 0 ); /* send gretting */ { extern char * help_greeting; if ( help_greeting[0] == '.' ) write_to_buffer( dnew, help_greeting+1, 0 ); else write_to_buffer( dnew, help_greeting , 0 ); } return; } #endif void lookup_address(DUMMY_ARG *darg) { struct hostent *from = 0; struct hostent ent; char buf[16384]; // enough ?? int err; thread_count++; gethostbyaddr_r( darg->buf, sizeof(darg->buf), AF_INET, &ent, buf, 16384, &from, &err); if (from && from->h_name) { free_string(darg->d->host); darg->d->host = str_dup(from->h_name); } /* * Brilliant system there Mr. Jobo */ darg->d->lookup_status++; free_string(darg->buf); darg->status = 0; thread_count--; pthread_exit(0); } bool check_banned( DESCRIPTOR_DATA *dnew ) { BAN_DATA *pban; for (pban = ban_list; pban != NULL; pban = pban->next) if (!str_suffix(pban->name, dnew->host)) return TRUE; return FALSE; } bool check_newbiebanned( DESCRIPTOR_DATA *dnew ) { BAN_DATA *pban; for (pban = newbieban_list; pban != NULL; pban = pban->next) if (!str_suffix(pban->name, dnew->host)) return TRUE; return FALSE; } void close_socket( DESCRIPTOR_DATA *dclose ) { CHAR_DATA *ch; if (dclose->lookup_status > STATUS_DONE) return; dclose->lookup_status += 2; 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 ); if (dclose->connected == CON_PFILE) jope_done(dclose->character, ""); /* * Clear snoops */ { DESCRIPTOR_DATA *d; for ( d = descriptor_list; d != NULL; d = d->next ) if (d->snoop_by == dclose) d->snoop_by = NULL; } /* * Loose link or free char */ if ((ch = dclose->character) != NULL) { sprintf( log_buf, "Closing link to %s.", ch->name ); log_string( log_buf ); /* If ch is writing note or playing, just lose link otherwise clear char */ if ((dclose->connected == CON_PLAYING) || ((dclose->connected >= CON_NOTE_TO) && (dclose->connected <= CON_NOTE_FINISH))) { if (IS_SET(ch->extra, EXTRA_AFK)) REMOVE_BIT(ch->extra,EXTRA_AFK); do_call(ch,"all"); act( "$n has lost $s link.", ch, NULL, NULL, TO_ROOM ); ch->desc = NULL; } else { free_char( dclose->character ); } } if (dclose->account) close_account(dclose->account); if (d_next == dclose) d_next = d_next->next; dclose->connected = CON_NOT_PLAYING; return; } /* For a better kickoff message :) KaVir */ void close_socket2( DESCRIPTOR_DATA *dclose, bool kickoff ) { CHAR_DATA *ch; if (dclose->lookup_status > STATUS_DONE) return; dclose->lookup_status += 2; if (dclose->outtop > 0) process_output( dclose, FALSE ); if ( dclose->snoop_by != NULL ) write_to_buffer( dclose->snoop_by, "Your victim has left the game.\n\r", 0 ); if (dclose->connected == CON_PFILE) jope_done(dclose->character, ""); /* * Clear snoops */ { DESCRIPTOR_DATA *d; for ( d = descriptor_list; d != NULL; d = d->next ) if (d->snoop_by == dclose) d->snoop_by = NULL; } if ((ch = dclose->character) != NULL) { if (dclose->connected == CON_PLAYING || dclose->connected == CON_EDITING) { if (kickoff) act( "$n doubles over in agony and $s eyes roll up into $s head.", ch, NULL, NULL, TO_ROOM); save_char_obj( ch ); ch->desc = NULL; } else { free_char( dclose->character ); } } if (dclose->account) close_account(dclose->account); if (d_next == dclose) d_next = d_next->next; dclose->connected = CON_NOT_PLAYING; return; } bool read_from_descriptor( DESCRIPTOR_DATA *d ) { int iStart; /* Hold horses if pending command already. */ if ( d->incomm[0] != '\0' ) return TRUE; /* one dirty patch to avoid spams of EOF's */ if (d->connected == CON_NOT_PLAYING) return TRUE; /* Check for overflow. */ iStart = strlen(d->inbuf); if ( iStart >= sizeof(d->inbuf) - 10 ) { if (d != NULL && d->character != NULL) { sprintf( log_buf, "%s input overflow!", d->character->lasthost ); log_string( log_buf ); } else if (d->lookup_status != STATUS_LOOKUP) { sprintf( log_buf, "%s input overflow!", d->host ); log_string( log_buf ); } write_to_descriptor( d, "\n\r*** PUT A LID ON IT!!! ***\n\r", 0 ); return FALSE; } /* Snarf input. */ #if defined(macintosh) for ( ; ; ) { int c; c = getc( stdin ); if ( c == '\0' || c == EOF ) break; putc( c, stdout ); if ( c == '\r' ) putc( '\n', stdout ); d->inbuf[iStart++] = c; if ( iStart > sizeof(d->inbuf) - 10 ) break; } #endif #if defined(MSDOS) || defined(unix) || defined(WIN32) for ( ; ; ) { int nRead; #if !defined(WIN32) nRead = read( d->descriptor, d->inbuf + iStart, sizeof(d->inbuf) - 10 - iStart ); #else nRead = recv( d->descriptor, d->inbuf + iStart, sizeof( d->inbuf ) - 10 - iStart, 0 ); #endif if ( nRead > 0 ) { iStart += nRead; if ( d->inbuf[iStart-1] == '\n' || d->inbuf[iStart-1] == '\r' ) break; } else if ( nRead == 0 ) { log_string( "EOF encountered on read." ); return FALSE; } #if !defined(WIN32) else if ( errno == EWOULDBLOCK ) break; #endif #if defined( WIN32 ) else if ( WSAGetLastError() == WSAEWOULDBLOCK || errno == EAGAIN ) break; #endif 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 ) { char buf[MAX_STRING_LENGTH]; int i, j, k; bool new_cmd = FALSE; /* * 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, "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])) buf[k++] = d->inbuf[i]; /* handling vt100 feedback */ else if (d->inbuf[i] == '\e') { char xbuf[30]; // plenty char *xptr; int xk = 1; xbuf[0] = '\0'; xptr = xbuf; /* first we scan to see if this is really a reply to our request */ while (d->inbuf[i+xk] != 'R' && xk < 10) xk++; /* I'm sure most screens use at most 999x999 chars */ if (xk < 10) { i += 2; xk = 0; while (d->inbuf[i] != ';' && d->inbuf[i] != '\0' && ++xk < 30) { *xptr = d->inbuf[i]; xptr++; i++; } *xptr = '\0'; init_vt100(d, xbuf); } } else if (d->inbuf[i] == (signed char) IAC) { if (!memcmp(&d->inbuf[i], compress_do, strlen(compress_do))) { i += strlen(compress_do) - 1; compressStart(d); } else if (!memcmp(&d->inbuf[i], compress_dont, strlen(compress_dont))) { i += strlen(compress_dont) - 1; compressEnd(d); } } } /* * Finish off the line. */ if (k == 0) buf[k++] = ' '; buf[k] = '\0'; /* * Deal with bozos with #repeat 1000 ... */ if (k > 1 || buf[0] == '!') { if (buf[0] != '!' && strcmp(buf, d->inlast)) { d->repeat = 0; } else { if (++d->repeat >= 40) { if (d != NULL && d->character != NULL) { sprintf( log_buf, "%s input overflow!", d->character->lasthost ); log_string( log_buf ); } else if (d->lookup_status != STATUS_LOOKUP) { sprintf( log_buf, "%s input overflow!", d->host ); log_string( log_buf ); } write_to_descriptor( d, "\n\r*** PUT A LID ON IT!!! ***\n\r", 0 ); sprintf(buf, "quit"); } } } /* * Do '!' substitution. */ if (buf[0] == '!') strcpy(buf, d->inlast); else new_cmd = TRUE; /* * 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++) ; /* do that alias thingy... */ if (d->alias_block > 0 || !check_alias(buf, d)) strcpy(d->incomm, buf); if (new_cmd) strcpy(d->inlast, d->incomm); /* count the blocker one down if needed */ if (d->alias_block > 0) d->alias_block--; } #define COPYOVER_FILE "copyover.data" #define EXE_FILE "../src/dystopia" void panic_shutdown(int iSignal) { DESCRIPTOR_DATA *d; CHAR_DATA *gch; FILE *fp; char buf[200]; sprintf(buf, "\n\rServer reboot, saving and doing a panic shutdown."); /* We really don't want to lose this info */ save_coreinfo(); /* save all connected players */ for (d = descriptor_list; d; d = d->next) { if ((gch = d->character) == NULL) continue; call_all(gch); save_char_obj(gch); write_to_descriptor_2(d->descriptor, buf, 0); } /* create a bug message so it's easy to know what happended */ bug("Server Rebooted, handling it safely.", 0); /* shutdown file - probably not needed, but hey */ if ((fp = fopen(SHUTDOWN_FILE, "w")) != NULL) { fprintf(fp, "Server Reboot\n"); fclose (fp); } /* and we die */ exit(0); } /* * Crash recovery system written by Mandrax, based on copyover * Includes call to signal() in main. * Mostly copied from copyover. */ void crashrecov(int iSignal) { CHAR_DATA *gch; OBJ_DATA *obj; FILE *fp; DESCRIPTOR_DATA *d, *d_next; char buf [200], buf2[100]; int pid, iFork, i; FILE *fReturn, *fCrash; /* * An attempt to avoid spam crashes */ if ((fReturn = fopen(CRASH_TEMP_FILE, "r")) != NULL) { signal(SIGSEGV, SIG_IGN); raise(SIGSEGV); return; } fCrash = fopen(CRASH_TEMP_FILE, "w"); fprintf(fCrash, "0"); fclose(fCrash); save_polls(); dump_last_command(); /* * This will cause a core dump, even though the signal was handled */ iFork = fork(); wait(NULL); if((pid = getpid()) != proc_pid) { signal(SIGSEGV, SIG_IGN); raise(SIGSEGV); return; } if ((fp = fopen(COPYOVER_FILE, "w")) == NULL) { perror("crashrecov:fopen"); return; } /* save and stuff */ for (gch = char_list; gch != NULL; gch = gch->next) { if (IS_NPC(gch)) continue; /* Fix any possibly head/object forms */ if (IS_HEAD(gch,LOST_HEAD) || IS_SET(gch->extra, EXTRA_OSWITCH)) { REMOVE_BIT(gch->loc_hp[0], LOST_HEAD); REMOVE_BIT(gch->affected_by, AFF_POLYMORPH); REMOVE_BIT(gch->extra, EXTRA_OSWITCH); gch->morph = str_dup(""); gch->pcdata->chobj = NULL; gch->pcdata->obj_vnum = 0; char_from_room(gch); char_to_room(gch,get_room_index(ROOM_VNUM_ALTAR)); } /* Take care of possibly artifacts */ for (i = 0; i < MAX_WEAR; i++) { if ((obj = get_eq_char(gch, i)) != NULL) { if (IS_SET(obj->quest, QUEST_ARTIFACT)) unequip_char(gch, obj); } } gch->hit = gch->max_hit; gch->position = POS_STANDING; do_call(gch, "all"); save_char_obj(gch); } sprintf (buf, "\n\r <*> Dystopia has crashed <*>\n\r\n\r" " <*> Attempting to restore last savefile <*>\n\r"); /* For each playing descriptor, save its state */ for (d = descriptor_list; d ; d = d_next) { CHAR_DATA * och = d->character; compressEnd2(d); d_next = d->next; /* We delete from the list , so need to save this */ if (!d->character || d->connected != 0) /* drop those logging on */ { write_to_descriptor_2(d->descriptor, "\n\rSorry, the mud has crashed.\n\rPlease log on another char and report this, your char MAY be bugged.\n\r", 0); close_socket2 (d, FALSE); /* throw'em out */ } else { fprintf(fp, "%d %s %s %s\n", d->descriptor, och->name, och->pcdata->account, d->host); write_to_descriptor_2(d->descriptor, buf, 0); } } fprintf (fp, "-1\n"); fclose (fp); /* recycle descriptors */ recycle_descriptors(); /* exec - descriptors are inherited */ sprintf(buf, "%d", port); sprintf(buf2, "%d", control); execl(EXE_FILE, "dystopia", buf, "crashrecov", buf2, (char *) NULL); /* Failed - sucessful exec will not return */ perror("crashrecov: execl"); log_string("Crash recovery FAILED!\n\r"); /* The least we can do is exit gracefully :P */ exit(1); } void retell_mccp( DESCRIPTOR_DATA *d) { write_to_buffer( d, compress_will, 0 ); return; } bool process_output( DESCRIPTOR_DATA *d, bool fPrompt ) { extern bool merc_down; /* * Bust a prompt. */ if ( fPrompt && !merc_down && (d->connected == CON_PLAYING || d->connected == CON_PFILE)) { char buf[200]; //more than plenty CHAR_DATA *ch; CHAR_DATA *victim; ch = d->character; if (IS_SET(ch->act, PLR_BRIEF5)) { if (ch->amount_attacks_dealt > 0) { sprintf(buf, "#GYou've dealt #C%d #Gattacks causing #C%d #Gdamage. #0(#y%d #Gaverage#0)#n\n\r", ch->amount_attacks_dealt, ch->amount_damage_dealt, ch->amount_damage_dealt/ch->amount_attacks_dealt); send_to_char(buf, ch); } if (ch->amount_attacks_recieved > 0) { sprintf(buf, "#GYou've been struck by #C%d #Gattacks, causing #C%d #Gdamage. #0(#y%d #Gaverage#0)#n\n\r", ch->amount_attacks_recieved, ch->amount_damage_recieved, ch->amount_damage_recieved/ch->amount_attacks_recieved); send_to_char(buf, ch); } ch->amount_damage_dealt = 0; ch->amount_damage_recieved = 0; ch->amount_attacks_dealt = 0; ch->amount_attacks_recieved = 0; } if (!IS_NPC(ch) && IS_SET(ch->pcdata->tempflag, TEMP_VT100)) { sprintf(buf, "%s\e[%d;1H", VT_SAVECURSOR, ch->pcdata->vt100_size); write_to_buffer(d, buf, 0); } write_to_buffer( d, "\n\r", 2 ); if (IS_SET(ch->act, PLR_PROMPT) && IS_EXTRA(ch, EXTRA_PROMPT)) bust_a_prompt( d ); else if ( IS_SET(ch->act, PLR_PROMPT)) { char buf[MAX_STRING_LENGTH]; char cond[MAX_INPUT_LENGTH]; char hit_str[MAX_INPUT_LENGTH]; char mana_str[MAX_INPUT_LENGTH]; char move_str[MAX_INPUT_LENGTH]; char exp_str[MAX_INPUT_LENGTH]; ch = d->character; if (IS_HEAD(ch,LOST_HEAD) || IS_EXTRA(ch,EXTRA_OSWITCH)) { sprintf(exp_str, "%d", ch->exp); COL_SCALE(exp_str, ch, ch->exp, 1000); sprintf( buf, "#n<[#C%sX#n] [#C?#lH #C?#lM #C?#lV#n]> ",exp_str ); } else if (ch->position == POS_FIGHTING) { victim = ch->fighting; if (victim == NULL) { sprintf(cond, "NA"); ADD_COLOUR(ch, cond, L_RED); } else if ((victim->hit*100/victim->max_hit) < 25) { sprintf(cond, "Awful"); ADD_COLOUR(ch, cond, L_RED); } else if ((victim->hit*100/victim->max_hit) < 50) { sprintf(cond, "Poor"); ADD_COLOUR(ch, cond, L_BLUE); } else if ((victim->hit*100/victim->max_hit) < 75) { sprintf(cond, "Fair"); ADD_COLOUR(ch, cond, L_GREEN); } else if ((victim->hit*100/victim->max_hit) < 100) { sprintf(cond, "Good"); ADD_COLOUR(ch, cond, YELLOW); } else if ((victim->hit*100/victim->max_hit) >= 100) { sprintf(cond, "Perfect"); ADD_COLOUR(ch, cond, L_CYAN); } sprintf(hit_str, "%d", ch->hit); COL_SCALE(hit_str, ch, ch->hit, ch->max_hit); sprintf(mana_str, "%d", ch->mana); COL_SCALE(mana_str, ch, ch->mana, ch->max_mana); sprintf(move_str, "%d", ch->move); COL_SCALE(move_str, ch, ch->move, ch->max_move); sprintf( buf, "#n<[#C%s#n] [#C%s#nH #C%s#nM #C%s#nV] [#C%d#n ft]> ", cond, hit_str, mana_str, move_str, ch->fight_timer); } else { sprintf(hit_str, "%d", ch->hit); COL_SCALE(hit_str, ch, ch->hit, ch->max_hit); sprintf(mana_str, "%d", ch->mana); COL_SCALE(mana_str, ch, ch->mana, ch->max_mana); sprintf(move_str, "%d", ch->move); COL_SCALE(move_str, ch, ch->move, ch->max_move); sprintf(exp_str, "%d", ch->exp); COL_SCALE(exp_str, ch, ch->exp, 1000); sprintf( buf, "#n<[#C%s#n] [#C%s#nH #C%s#nM #C%s#nV] [#C%d#n ft]> ", exp_str, hit_str, mana_str, move_str, ch->fight_timer ); } write_to_buffer( d, buf, 0 ); } if (!IS_NPC(ch) && IS_SET(ch->pcdata->tempflag, TEMP_VT100)) { write_to_buffer(d, VT_RESTORECURSOR, 0); } if ( IS_SET(ch->act, PLR_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 ) { 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, d->outbuf, d->outtop ) ) { d->outtop = 0; return FALSE; } else { d->outtop = 0; return TRUE; } } void write_to_buffer( DESCRIPTOR_DATA *d, const char *txt, int length) { static char output[32000]; char *ptr; int i = 0; // clear the output buffer, and set the pointer output[0] = '\0'; ptr = output; if (length <= 0) length = strlen(txt); if (length >= MAX_STRING_LENGTH ) { bug( "Write_to_buffer: Way too big. Closing.", 0 ); return; } // initial linebreak if ( d->outtop == 0 && !d->fcommand ) { d->outbuf[0] = '\n'; d->outbuf[1] = '\r'; d->outtop = 2; } while (*txt != '\0' && i++ < length) { switch(*txt) { default: *ptr++ = *txt++; break; case '#': i++; switch (*++txt) { default: txt++; break; case '#': *ptr++ = '#'; txt++; break; case '-': *ptr++ = '~'; txt++; break; case '+': *ptr++ = '%'; txt++; break; case 'i': // bold *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '7'; *ptr++ = 'm'; txt++; break; case 'u': // underline *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '4'; *ptr++ = 'm'; txt++; break; case 'n': // stock color *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = 'm'; txt++; break; case '7': // White *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '7'; *ptr++ = 'm'; txt++; break; case '8': // Black *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '0'; *ptr++ = 'm'; txt++; break; case '9': // White 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '7'; *ptr++ = 'm'; txt++; break; case '0': // Black 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '0'; *ptr++ = 'm'; txt++; break; case 'r': // Red *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '1'; *ptr++ = 'm'; txt++; break; case 'R': // red 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '1'; *ptr++ = 'm'; txt++; break; case 'g': // Green *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '2'; *ptr++ = 'm'; txt++; break; case 'G': // Green 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '2'; *ptr++ = 'm'; txt++; break; case 'o': // Yellow (Brown) *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '3'; *ptr++ = 'm'; txt++; break; case 'y': // Yellow 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '3'; *ptr++ = 'm'; txt++; break; case 'l': // Blue *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '4'; *ptr++ = 'm'; txt++; break; case 'L': // Blue 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '4'; *ptr++ = 'm'; txt++; break; case 'p': // Purple *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '5'; *ptr++ = 'm'; txt++; break; case 'P': // Purple 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '5'; *ptr++ = 'm'; txt++; break; case 'c': // Cyan *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '6'; *ptr++ = 'm'; txt++; break; case 'C': // Cyan 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '6'; *ptr++ = 'm'; txt++; break; case 's': switch(number_range(1,15)) { case 1: // White *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '7'; *ptr++ = 'm'; break; case 2: // Black *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '0'; *ptr++ = 'm'; break; case 3: // Black 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '0'; *ptr++ = 'm'; break; case 4: // Red *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '1'; *ptr++ = 'm'; break; case 5: // red 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '1'; *ptr++ = 'm'; break; case 6: // Green *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '2'; *ptr++ = 'm'; break; case 7: // Green 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '2'; *ptr++ = 'm'; break; case 8: // Yellow (Brown) *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '3'; *ptr++ = 'm'; break; case 9: // Yellow 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '3'; *ptr++ = 'm'; break; case 10: // Blue *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '4'; *ptr++ = 'm'; break; case 11: // Blue 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '4'; *ptr++ = 'm'; break; case 12: // Purple *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '5'; *ptr++ = 'm'; break; case 13: // Purple 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '5'; *ptr++ = 'm'; break; case 14: // Cyan *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '6'; *ptr++ = 'm'; case 15: // Cyan 2 *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = ';'; *ptr++ = '1'; *ptr++ = ';'; *ptr++ = '3'; *ptr++ = '6'; *ptr++ = 'm'; break; } txt++; break; } break; } } // and terminate it with the standard color *ptr++ = '\e'; *ptr++ = '['; *ptr++ = '0'; *ptr++ = 'm'; // terminate *ptr = '\0'; length = strlen(output); // Expand the buffer as needed. while (d->outtop + length >= d->outsize) { char *obuf; // There is a limit to our patience if (d->outsize >= 32000) { bug("Buffer overflow. Closing.",0); close_socket(d); return; } obuf = alloc_mem(2 * d->outsize); strncpy(obuf, d->outbuf, d->outtop); free_mem(d->outbuf, d->outsize); d->outbuf = obuf; d->outsize *= 2; } // Copy. strncpy(d->outbuf + d->outtop, output, 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_2( int desc, char *txt, int length ) { int iStart; int nWrite; int nBlock; #if defined(macintosh) || defined(MSDOS) if ( desc == 0 ) desc = 1; #endif if ( length <= 0 ) length = strlen(txt); increase_total_output(length); for ( iStart = 0; iStart < length; iStart += nWrite ) { nBlock = UMIN( length - iStart, 4096 ); #if !defined(WIN32) if ( ( nWrite = write( desc, txt + iStart, nBlock ) ) < 0 ) #else if ( ( nWrite = send( desc, txt + iStart, nBlock , 0) ) < 0 ) #endif { perror( "Write_to_descriptor" ); return FALSE; } } return TRUE; } /* mccp: write_to_descriptor wrapper */ bool write_to_descriptor(DESCRIPTOR_DATA *d, char *txt, int length) { if (d->out_compress) return writeCompressed(d, txt, length); else return write_to_descriptor_2(d->descriptor, txt, length); } /* * Deal with sockets that haven't logged in yet. */ void nanny( DESCRIPTOR_DATA *d, char *argument ) { ACCOUNT_DATA *account; CHAR_DATA *ch; char buf[MAX_STRING_LENGTH]; char *pwdnew, *p, *strtime, *option; if (d->connected != CON_NOTE_TEXT) 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_NOT_PLAYING: break; case CON_ACCOUNT_NAME: if (argument[0] == '\0') { close_socket( d ); return; } if (d->lookup_status != STATUS_DONE) { write_to_buffer(d, "Making a dns lookup, please have patience.\n\rWhat is your account name? ", 0); return; } if (check_banned(d)) { write_to_buffer(d, "Your site has been banned from this mud\n\r", 0); close_socket(d); return; } argument = capitalize(argument); if (!check_parse_name(argument)) { write_to_buffer( d, "Illegal account name, try another.\n\rWhat is your account name? ", 0 ); return; } if (strlen(argument) < 3 || (account = load_account(argument)) == NULL) { if (check_newbiebanned(d)) { write_to_buffer(d, "Your site is not allowed to create new accounts on this mud\n\r", 0); close_socket(d); return; } /* wizlock */ if (wizlock) { write_to_buffer(d, "Currently wizlocked.\n\r", 0); close_socket(d); return; } account = alloc_account(); account->owner = str_dup(argument); d->account = account; d->connected = CON_CONFIRM_ACCOUNT; sprintf(buf, "Do you wish to create a new account called '%s' [Y/N]? ", argument); write_to_buffer(d, buf, 0); return; } d->account = account; if (account->denied > current_time) { sprintf(log_buf, "Denying access to %s@%s.", account->owner, d->host); log_string(log_buf); write_to_buffer(d, "You are denied access.\n\r", 0); close_socket(d); return; } /* wizlock */ if (wizlock && account->level < ADMIN_ACCOUNT) { write_to_buffer(d, "Currenly wizlocked.\n\r", 0); close_socket(d); return; } /* ask for password */ write_to_buffer(d, "Please enter password: ", 0); write_to_buffer(d, echo_off_str, 0); d->connected = CON_OLD_PASSWORD; break; case CON_OLD_PASSWORD: write_to_buffer(d, "\n\r", 2); write_to_buffer(d, echo_on_str, 0); if (str_cmp(crypt(argument, d->account->owner), d->account->password)) { write_to_buffer(d, "Wrong Password!\n\r", 0); close_socket(d); return; } show_options(d); d->connected = CON_PICK_PLAYER; break; case CON_CONFIRM_ACCOUNT: switch (*argument) { case 'y': case 'Y': sprintf(buf, "New account created.\n\rGive me a password for %s: %s", d->account->owner, echo_off_str ); write_to_buffer(d, buf, 0); d->connected = CON_NEW_PASSWORD; break; case 'n': case 'N': write_to_buffer(d, "Ok, what IS it, then? ", 0); close_account(d->account); d->account = NULL; d->connected = CON_ACCOUNT_NAME; break; default: write_to_buffer(d, "Please type Yes or No? ", 0); break; } break; case CON_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, d->account->owner); for (p = pwdnew; *p != '\0'; p++) { if (*p == '~') { write_to_buffer(d, "New password not acceptable, try again.\n\rPassword: ", 0); return; } } free_string(d->account->new_password); d->account->new_password = str_dup(pwdnew); write_to_buffer( d, "Please retype password: ", 0 ); d->connected = CON_CONFIRM_PASSWORD; break; case CON_CONFIRM_PASSWORD: #if defined(unix) write_to_buffer( d, "\n\r", 2 ); #endif if (strcmp(crypt(argument, d->account->owner), d->account->new_password)) { write_to_buffer(d, "Passwords don't match.\n\rRetype password: ", 0); d->connected = CON_NEW_PASSWORD; return; } free_string(d->account->password); d->account->password = str_dup(d->account->new_password); write_to_buffer( d, echo_on_str, 0 ); show_options(d); create_new_account(d->account); d->connected = CON_PICK_PLAYER; break; case CON_PICK_PLAYER: if (toupper(argument[0]) == 'C') { write_to_buffer(d, "What will your name be? ", 0); d->connected = CON_NEW_CHARACTER; } else if (toupper(argument[0]) == 'D') { write_to_buffer(d, "Which player do you wish to delete? ", 0); d->connected = CON_DELETE_PLAYER; } else if (toupper(argument[0]) == 'P') { write_to_buffer(d, echo_off_str, 0); write_to_buffer(d, "Please pick a new password: ", 0); d->connected = CON_NEW_PASSWORD; } else if (toupper(argument[0]) == 'Q') { write_to_buffer(d, "Come back soon.\n\r", 0); close_socket(d); } else { if ((option = get_option_login(d->account->players, atoi(argument))) == NULL) { write_to_buffer(d, "That is not an option!\n\rWhat will it be? ", 0); return; } if (check_reconnect(d, option, TRUE)) return; else if (already_logged(d->account->owner)) { write_to_buffer(d, "You already have a different character in the game.\n\r", 0); close_socket(d); return; } else if (!load_char_obj(d, option)) { write_to_buffer(d, "ERROR: Your pfile is missing!\n\r", 0); close_socket(d); return; } else { ch = d->character; if (d->host != NULL) { if (ch->lasthost != NULL) free_string(ch->lasthost); ch->lasthost = str_dup(d->host); } else ch->lasthost = str_dup("(unknown)"); strtime = ctime(¤t_time); strtime[strlen(strtime) - 1] = '\0'; free_string(ch->lasttime); ch->lasttime = str_dup(strtime); sprintf(log_buf, "%s@%s has connected.", ch->name, ch->lasthost); log_string(log_buf); ch->next = char_list; char_list = ch; d->connected = CON_PLAYING; send_to_char("\n\r", ch); if (ch->pcdata->obj_vnum != 0) { if (ch->in_room != NULL) char_to_room(ch, ch->in_room); else char_to_room(ch, get_room_index(ROOM_VNUM_SCHOOL)); bind_char(ch); break; } else if (ch->in_room != NULL) { char_to_room(ch, ch->in_room); do_look(ch, "auto"); } else { char_to_room(ch, get_room_index(ROOM_VNUM_TEMPLE)); do_look(ch, "auto"); } ch->pcdata->time_tick = 0; // resets on a _true_ login ch->pcdata->safe_counter = 5; // a few good ticks. do_board(ch,""); players_logged++; if (ch->level > 6) ; // no info else if (IS_SET(ch->pcdata->jflags, JFLAG_SETLOGIN)) login_message(ch); else { if (!ragnarok) sprintf(buf,"#G%s #9enters #RDystopian spin-off.#n", ch->name ); else sprintf(buf,"#G%s #9enters #RDystopian spin-off #y(#0Ragnarok#y).#n", ch->name ); enter_info(buf); } ch->fight_timer = 0; update_revision(ch); // changed the pfile structure ? act("$n has entered the game.", ch, NULL, NULL, TO_ROOM); room_text(ch,">ENTER<"); } } break; case CON_DELETE_PLAYER: if (!load_char_obj(d, argument)) { write_to_buffer(d, "There is no character with that name.\n\r", 0); show_options(d); d->connected = CON_PICK_PLAYER; return; } ch = d->character; if (str_cmp(ch->pcdata->account, d->account->owner)) { free_char(ch); d->character = NULL; write_to_buffer(d, "That is not your character.\n\r", 0); show_options(d); d->connected = CON_PICK_PLAYER; return; } /* delete this character */ sprintf(buf, "%s %s %d", ch->name, class_lookup(ch), ch->played/3600); free_string(d->account->new_password); d->account->new_password = str_dup(buf); sprintf(buf, "Are you sure you wish to delete %s [Y/N]? ", ch->name); write_to_buffer(d, buf, 0); free_char(ch); d->character = NULL; d->connected = CON_CONFIRM_DEL_PLAYER; break; case CON_CONFIRM_DEL_PLAYER: switch(argument[0]) { default: write_to_buffer(d, "Please answer Yes or No.\n\rAre you sure? ", 0); break; case 'y': case'Y': { char strsave[MAX_STRING_LENGTH]; char *ptr; int len = strlen(d->account->new_password), i; /* rip out the substring (string parsing) */ strcpy(buf, d->account->players); d->account->p_count--; if ((ptr = strstr(buf, d->account->new_password)) == NULL) { sprintf(buf, "Unable to delete '%s' from account '%s'", d->account->new_password, d->account->owner); bug(buf, 0); write_to_buffer(d, "\n\rDeletion FAILED!\n\r", 0); show_options(d); d->connected = CON_PICK_PLAYER; return; } if (((i = strlen(buf)) - len) == 0) { free_string(d->account->players); d->account->players = str_dup(""); } else { i -= strlen(ptr); if (i > 0 && buf[i-1] == ' ') buf[i-1] = '\0'; else buf[i++] = '\0'; strcat(buf, &d->account->players[i + len]); free_string(d->account->players); d->account->players = str_dup(buf); } /* unlink all relevant files and save account */ one_argument(d->account->new_password, buf); buf[0] = toupper(buf[0]); for (i = 1; buf[i] != '\0'; i++) buf[i] = tolower(buf[i]); sprintf(strsave, "../accounts/%s/%s.pfile", d->account->owner, buf); unlink(strsave); sprintf(strsave, "../accounts/whois/%s.whois", buf); unlink(strsave); save_account(d->account); write_to_buffer(d, "\n\rCharacter deleted.\n\r", 0); show_options(d); d->connected = CON_PICK_PLAYER; break; } case 'n': case 'N': show_options(d); d->connected = CON_PICK_PLAYER; break; } break; case CON_NEW_CHARACTER: if (d->account->p_count > MAX_CHARACTERS) { write_to_buffer(d, "You cannot create any more characters.\n\r", 0); d->connected = CON_PICK_PLAYER; return; } if (!check_parse_name(argument)) { write_to_buffer(d, "That is not a legal name!\n\rWhat will your name be? ", 0); return; } argument[0] = toupper(argument[0]); if (char_exists(argument)) { write_to_buffer(d, "There is already another player with that name.\n\rWhat will your name be? ", 0); return; } sprintf(buf, "%s@%s is trying to connect (new player)", argument, d->host); log_string(buf); /* create character */ load_char_obj(d, argument); d->connected = CON_CONFIRM_NEW_CHARACTER; write_to_buffer(d, "Are you sure? ", 0); break; case CON_CONFIRM_NEW_CHARACTER: switch(argument[0]) { default: write_to_buffer(d, "Please answer Yes or No!\n\rAre you sure? ", 0); break; case 'y': case 'Y': d->connected = CON_GET_NEW_CLASS; show_class_options(d); break; case 'n': case 'N': free_char(d->character); d->character = NULL; d->connected = CON_NEW_CHARACTER; write_to_buffer(d, "Then what is it? ", 0); break; } break; case CON_GET_NEW_CLASS: if (is_valid_class_choice(argument, ch)) { d->connected = CON_GET_NEW_SEX; write_to_buffer(d, "What is your sex [M/F] ? ", 0); } else { write_to_buffer(d, "That is not a valid class!\n\n\r", 0); show_class_options(d); } break; case CON_GET_NEW_SEX: switch(argument[0]) { case 'm': case 'M': ch->sex = SEX_MALE; break; case 'f': case 'F': ch->sex = SEX_FEMALE; break; default: write_to_buffer(d, "That's not a sex.\n\rWhat IS your sex? ", 0); return; } write_to_buffer(d, "Do you wish to use ANSI color (y/n)? ", 0); d->connected = CON_GET_NEW_ANSI; break; case CON_GET_NEW_ANSI: switch (argument[0]) { case 'y': case 'Y': SET_BIT(ch->act, PLR_ANSI); break; case 'n': case 'N': break; default: write_to_buffer(d, "Do you wish to use ANSI (y/n)? ", 0); return; } sprintf(log_buf, "%s@%s new player.", ch->name, d->host); log_string(log_buf); write_to_buffer(d, "\n\r", 2); ch->next = char_list; char_list = ch; d->connected = CON_PLAYING; if (ch->pcdata->obj_vnum != 0) { if (ch->in_room != NULL) char_to_room(ch, ch->in_room); else char_to_room(ch, get_room_index(ROOM_VNUM_SCHOOL)); bind_char(ch); break; } else if (ch->in_room != NULL) { char_to_room(ch, ch->in_room); do_look(ch, "auto"); } else { char_to_room(ch, get_room_index(ROOM_VNUM_TEMPLE)); do_look(ch, "auto"); } players_logged++; sprintf(buf,"#9A #Rnew player#9 named #g%s #9enters #RDystopian spin-off.#n", ch->name ); enter_info(buf); ch->pcdata->revision = CURRENT_REVISION; d->account->p_count++; account_new_player(d->account, d->character); save_char_obj(d->character); act( "$n has entered the game.", ch, NULL, NULL, TO_ROOM ); room_text(ch,">ENTER<"); d->connected = CON_PLAYING; break; case CON_NOTE_TO: handle_con_note_to(d, argument); break; case CON_NOTE_SUBJECT: handle_con_note_subject(d, argument); break; case CON_NOTE_EXPIRE: handle_con_note_expire(d, argument); break; case CON_NOTE_TEXT: handle_con_note_text(d, argument); break; case CON_NOTE_FINISH: handle_con_note_finish(d, argument); break; } } /* * Parse a name for acceptability. */ bool check_parse_name( char *name ) { int i; /* * Reserved words. */ if (is_name( name, "all wtf auto immortal self someone none save quit why who noone level")) return FALSE; if (is_contained("fuck",name) || is_contained("bitch",name) || is_contained("whore",name)) return FALSE; /* prevent players from naming themselfs after classes */ for (i = 1; class_table[i].class_name[0] != '\0'; i++) { if (!str_cmp(name, class_table[i].class_name)) return FALSE; } /* * Length restrictions. */ if ( strlen(name) < 3 ) return FALSE; if ( strlen(name) > 12 ) return FALSE; /* * Alphanumerics only. * Lock out IllIll twits. */ { char *pc; bool 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; } /* * Prevent players from naming themselves after mobs. */ { extern MOB_INDEX_DATA *mob_index_hash[MAX_KEY_HASH]; MOB_INDEX_DATA *pMobIndex; int iHash; for ( iHash = 0; iHash < MAX_KEY_HASH; iHash++ ) { for ( pMobIndex = mob_index_hash[iHash]; pMobIndex != NULL; pMobIndex = pMobIndex->next ) { if ( is_name( name, pMobIndex->player_name )) return FALSE; } } } 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) && !str_cmp(name, ch->name)) { if (fConn) { d->character = ch; ch->desc = d; ch->timer = 0; send_to_char( "Reconnecting.\n\r", ch ); if (IS_NPC(ch) || ch->pcdata->obj_vnum == 0) act( "$n has reconnected.", ch, NULL, NULL, TO_ROOM ); sprintf( log_buf, "%s@%s reconnected.",ch->name, ch->lasthost ); log_string( log_buf ); d->connected = CON_PLAYING; if (ch->pcdata->in_progress) send_to_char("You have a note in progress. Type NWRITE to continue it.\n\r", ch); } return TRUE; } } return FALSE; } /* * Kick off old connection. KaVir. */ bool check_kickoff( 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(GET_PC_NAME(d->character),GET_PC_NAME(ch))) { if (fConn) { free_char(d->character); d->character = ch; ch->desc = d; ch->timer = 0; send_to_char( "You take over your body, which was already in use.\n\r", ch ); act( "...$n's body has been taken over by another spirit!", ch, NULL, NULL, TO_ROOM ); sprintf( log_buf, "%s@%s kicking off old link.", ch->name, ch->lasthost ); log_string( log_buf ); d->connected = CON_PLAYING; } return TRUE; } } return FALSE; } /* * Check if already playing - KaVir. * Using kickoff code from Malice, as mine is v. dodgy. */ bool check_playing( DESCRIPTOR_DATA *d, char *name ) { DESCRIPTOR_DATA *dold; for ( dold = descriptor_list; dold != NULL; dold = dold->next ) { if (dold != d && dold->character != NULL && !str_cmp(name, GET_PC_NAME(dold->character))) { char buf[MAX_STRING_LENGTH]; if ( d->character != NULL ) { free_char( d->character ); d->character = NULL; } send_to_char("This body has been taken over!\n\r",dold->character); d->connected = CON_PLAYING; d->character = dold->character; d->character->desc = d; send_to_char( "You take over your body, which was already in use.\n\r", d->character ); act( "$n doubles over in agony and $s eyes roll up into $s head.", d->character, NULL, NULL, TO_ROOM ); act( "...$n's body has been taken over by another spirit!", d->character, NULL, NULL, TO_ROOM ); dold->character = NULL; sprintf(buf,"Kicking off old connection %s@%s",d->character->name,d->host); log_string(buf); close_socket(dold); /*Slam the old connection into the ether*/ return TRUE; } } return FALSE; } void stop_idling( CHAR_DATA *ch ) { if (ch == NULL || ch->desc == NULL || (ch->desc->connected != CON_PLAYING && ch->desc->connected != CON_EDITING) || 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; } void stc(const char *txt, CHAR_DATA *ch) { if (txt != NULL && ch->desc != NULL) write_to_buffer(ch->desc, txt, strlen(txt)); 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, 0); return; } /* source: EOD, by John Booth */ void printf_to_char(CHAR_DATA *ch, char *fmt, ...) { char buf [MAX_STRING_LENGTH]; va_list args; va_start(args, fmt); vsprintf(buf, fmt, args); va_end(args); send_to_char (buf, ch); } /* * The primary output interface for formatted output. */ void act( const char *format, CHAR_DATA *ch, const void *arg1, const void *arg2, int type ) { 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 *to_old; CHAR_DATA *vch = (CHAR_DATA *) arg2; CHAR_DATA *familiar = NULL; OBJ_DATA *obj1 = (OBJ_DATA *) arg1; OBJ_DATA *obj2 = (OBJ_DATA *) arg2; const char *str; const char *i; char *point; bool is_fam; bool is_ok; /* * Discard null and zero-length messages. */ if ( format == NULL || format[0] == '\0' ) return; if ( ch == NULL || ch->in_room == NULL) { return; } to = ch->in_room->people; if ( type == TO_VICT ) { if ( vch == NULL || vch->in_room == NULL) { return; } to = vch->in_room->people; } for ( ; to != NULL; to = to->next_in_room ) { is_fam = FALSE; to_old = to; 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; if ( to->desc == NULL || !IS_AWAKE(to) ) { if (is_fam) to = to_old; continue; } if (ch->in_room->vnum == ROOM_VNUM_IN_OBJECT) { is_ok = FALSE; if (!IS_NPC(ch) && ch->pcdata->chobj != NULL && ch->pcdata->chobj->in_room != NULL && !IS_NPC(to) && to->pcdata->chobj != NULL && to->pcdata->chobj->in_room != NULL && ch->in_room == to->in_room) is_ok = TRUE; else is_ok = FALSE; if (!IS_NPC(ch) && ch->pcdata->chobj != NULL && ch->pcdata->chobj->in_obj != NULL && !IS_NPC(to) && to->pcdata->chobj != NULL && to->pcdata->chobj->in_obj != NULL && ch->pcdata->chobj->in_obj == to->pcdata->chobj->in_obj) is_ok = TRUE; else is_ok = FALSE; if (!is_ok) { if (is_fam) to = to_old; 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 = (char *) arg1; break; case 'T': i = (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->chobj != NULL && obj1->chobj == to) ? "you" : obj1->short_descr) : "something"; break; case 'P': i = can_see_obj( to, obj2 ) ? ( (obj2->chobj != NULL && obj2->chobj == to) ? "you" : obj2->short_descr) : "something"; break; case 'd': if ( arg2 == NULL || ((char *) arg2)[0] == '\0' ) { i = "door"; } else { one_argument( (char *) arg2, fname ); i = fname; } break; } } ++str; while ( ( *point = *i ) != '\0' ) ++point, ++i; } *point++ = '\n'; *point++ = '\r'; if (is_fam) { if (to->in_room != ch->in_room && familiar != NULL && familiar->in_room == ch->in_room) send_to_char("[ ", to); else { to = to_old; continue; } } buf[0] = UPPER(buf[0]); if (to->desc && (to->desc->connected == CON_PLAYING)) write_to_buffer( to->desc, buf, point - buf ); if (is_fam) to = to_old; } return; } void act_brief( const char *format, CHAR_DATA *ch, const void *arg1, const void *arg2, int type, int iBrief) { 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 *to_old; CHAR_DATA *vch = (CHAR_DATA *) arg2; CHAR_DATA *familiar = NULL; OBJ_DATA *obj1 = (OBJ_DATA *) arg1; OBJ_DATA *obj2 = (OBJ_DATA *) arg2; const char *str; const char *i; char *point; bool is_fam; bool is_ok; /* * Discard null and zero-length messages. */ if ( format == NULL || format[0] == '\0' ) return; if ( ch == NULL || ch->in_room == NULL) return; to = ch->in_room->people; if ( type == TO_VICT ) { if ( vch == NULL || vch->in_room == NULL) return; to = vch->in_room->people; } for ( ; to != NULL; to = to->next_in_room ) { is_fam = FALSE; to_old = to; 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; if ( to->desc == NULL || !IS_AWAKE(to) ) { if (is_fam) to = to_old; continue; } if (ch->in_room->vnum == ROOM_VNUM_IN_OBJECT) { is_ok = FALSE; if (!IS_NPC(ch) && ch->pcdata->chobj != NULL && ch->pcdata->chobj->in_room != NULL && !IS_NPC(to) && to->pcdata->chobj != NULL && to->pcdata->chobj->in_room != NULL && ch->in_room == to->in_room) is_ok = TRUE; else is_ok = FALSE; if (!IS_NPC(ch) && ch->pcdata->chobj != NULL && ch->pcdata->chobj->in_obj != NULL && !IS_NPC(to) && to->pcdata->chobj != NULL && to->pcdata->chobj->in_obj != NULL && ch->pcdata->chobj->in_obj == to->pcdata->chobj->in_obj) is_ok = TRUE; else is_ok = FALSE; if (!is_ok) { if (is_fam) to = to_old; continue; } } /* * Checking for brief */ if (!IS_NPC(to) && IS_SET(to->act, iBrief)) continue; point = buf; str = format; while ( *str != '\0' ) { if ( *str != '$' ) { *point++ = *str++; continue; } ++str; if ( arg2 == NULL && *str >= 'A' && *str <= 'Z' ) i = " <@@@> "; else { switch ( *str ) { default: bug( "Act: bad code %d.", *str ); i = " <@@@> "; break; /* Thx alex for 't' idea */ case 't': i = (char *) arg1; break; case 'T': i = (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->chobj != NULL && obj1->chobj == to) ? "you" : obj1->short_descr) : "something"; break; case 'P': i = can_see_obj( to, obj2 ) ? ( (obj2->chobj != NULL && obj2->chobj == to) ? "you" : obj2->short_descr) : "something"; break; case 'd': if ( arg2 == NULL || ((char *) arg2)[0] == '\0' ) { i = "door"; } else { one_argument( (char *) arg2, fname ); i = fname; } break; } } ++str; while ( ( *point = *i ) != '\0' ) ++point, ++i; } *point++ = '\n'; *point++ = '\r'; if (is_fam) { if (to->in_room != ch->in_room && familiar != NULL && familiar->in_room == ch->in_room) send_to_char("[ ", to); else { to = to_old; continue; } } buf[0] = UPPER(buf[0]); if (to->desc && (to->desc->connected == CON_PLAYING)) write_to_buffer( to->desc, buf, point - buf ); if (is_fam) to = to_old; } return; } /* * Bust a prompt (player settable prompt) * coded by Morgenes for Aldara Mud */ void bust_a_prompt( DESCRIPTOR_DATA *d ) { CHAR_DATA *ch; CHAR_DATA *victim; CHAR_DATA *tank; const char *str; const char *i; char *point; char buf [ MAX_STRING_LENGTH ]; char buf2 [ MAX_STRING_LENGTH ]; bool is_fighting = TRUE; if ((ch = d->character ) == NULL) return; if (ch->pcdata == NULL ) { send_to_char( "\n\r\n\r", ch ); return; } if ( ch->position == POS_FIGHTING && ch->cprompt[0] == '\0' ) { if ( ch->prompt[0] == '\0' ) { send_to_char( "\n\r\n\r", ch ); return; } is_fighting = FALSE; } else if ( ch->position != POS_FIGHTING && ch->prompt[0] == '\0' ) { send_to_char( "\n\r\n\r", ch ); return; } point = buf; if ( ch->position == POS_FIGHTING && is_fighting ) str = d->character->cprompt; else str = d->character->prompt; while( *str != '\0' ) { if( *str != '%' ) { *point++ = *str++; continue; } ++str; switch( *str ) { default : i = " "; break; case 'h' : sprintf( buf2, "%d", ch->hit ); COL_SCALE(buf2, ch, ch->hit, ch->max_hit); i = buf2; break; case 'H' : sprintf( buf2, "%d", ch->max_hit ); ADD_COLOUR(ch, buf2, L_CYAN); i = buf2; break; case 'm' : sprintf( buf2, "%d", ch->mana ); COL_SCALE(buf2, ch, ch->mana, ch->max_mana); i = buf2; break; case 'M' : sprintf( buf2, "%d", ch->max_mana ); ADD_COLOUR(ch, buf2, L_CYAN); i = buf2; break; case 'v' : sprintf( buf2, "%d", ch->move ); COL_SCALE(buf2, ch, ch->move, ch->max_move); i = buf2; break; case 'V' : sprintf( buf2, "%d", ch->max_move ); ADD_COLOUR(ch, buf2, L_CYAN); i = buf2; break; case 'x' : sprintf( buf2, "%d", ch->exp ); COL_SCALE(buf2, ch, ch->exp, 1000); i = buf2; break; case 'X' : sprintf( buf2, "\n\r"); i = buf2; break; case 'q' : sprintf( buf2, "%d", ch->pcdata->quest ); ADD_COLOUR(ch, buf2, L_CYAN); i = buf2; break; case 'f' : if ( ( victim = ch->fighting ) == NULL ) { sprintf( buf2, "N/A" ); ADD_COLOUR(ch, buf2, L_CYAN); } else { if ((victim->hit*100/victim->max_hit) < 25) {sprintf(buf2, "Awful");ADD_COLOUR(ch, buf2, L_RED);} else if ((victim->hit*100/victim->max_hit) < 50) {sprintf(buf2, "Poor");ADD_COLOUR(ch, buf2, L_BLUE);} else if ((victim->hit*100/victim->max_hit) < 75) {sprintf(buf2, "Fair");ADD_COLOUR(ch, buf2, L_GREEN);} else if ((victim->hit*100/victim->max_hit) < 100) {sprintf(buf2, "Good");ADD_COLOUR(ch, buf2, YELLOW);} else if ((victim->hit*100/victim->max_hit) >= 100) {sprintf(buf2, "Perfect");ADD_COLOUR(ch, buf2, L_CYAN);} } i = buf2; break; case 'F' : if ( ( victim = ch->fighting ) == NULL ) { sprintf( buf2, "N/A" ); ADD_COLOUR(ch, buf2, L_CYAN); } else if ( ( tank = victim->fighting ) == NULL ) { sprintf( buf2, "N/A" ); ADD_COLOUR(ch, buf2, L_CYAN); } else { if ((tank->hit*100/tank->max_hit) < 25) {sprintf(buf2, "Awful");ADD_COLOUR(ch, buf2, L_RED);} else if ((tank->hit*100/tank->max_hit) < 50) {sprintf(buf2, "Poor");ADD_COLOUR(ch, buf2, L_BLUE);} else if ((tank->hit*100/tank->max_hit) < 75) {sprintf(buf2, "Fair");ADD_COLOUR(ch, buf2, L_GREEN);} else if ((tank->hit*100/tank->max_hit) < 100) {sprintf(buf2, "Good");ADD_COLOUR(ch, buf2, YELLOW);} else if ((tank->hit*100/tank->max_hit) >= 100) {sprintf(buf2, "Perfect");ADD_COLOUR(ch, buf2, L_CYAN);} } i = buf2; break; case 'n' : if ( ( victim = ch->fighting ) == NULL ) sprintf( buf2, "N/A" ); else { if ( IS_AFFECTED(victim, AFF_POLYMORPH) ) strcpy(buf2, victim->morph); else if ( IS_NPC(victim) ) strcpy(buf2, victim->short_descr); else strcpy(buf2, victim->name); buf2[0] = UPPER(buf2[0]); } i = buf2; break; case 'N' : if ( ( victim = ch->fighting ) == NULL ) sprintf( buf2, "N/A" ); else if ( ( tank = victim->fighting ) == NULL ) sprintf( buf2, "N/A" ); else { if ( ch == tank ) sprintf(buf2, "You"); else if ( IS_AFFECTED(tank, AFF_POLYMORPH) ) strcpy(buf2, tank->morph); else if ( IS_NPC(victim) ) strcpy(buf2, tank->short_descr); else strcpy(buf2, tank->name); buf2[0] = UPPER(buf2[0]); } i = buf2; break; case 't' : sprintf(buf2, "%d", ch->fight_timer ); ADD_COLOUR(ch, buf2, L_CYAN); i = buf2; break; case 'A': if (!ch->fighting) sprintf(buf2, "N/A"); else { sprintf(buf2, "*"); if (ch->fighting->max_hit != 0) { CHAR_DATA *och = ch->fighting; int k; for (k = 1; k < 10; k++) { if (och->hit > (och->max_hit * k / 10)) strcat(buf2, "*"); else strcat (buf2, " "); } } else strcat(buf2, " "); } i = buf2; break; case 'a': if (!ch->fighting) sprintf(buf2, "N/A"); else { if ((ch->fighting->hit*100/ch->fighting->max_hit) < 25) sprintf(buf2, "#R*"); else if ((ch->fighting->hit*100/ch->fighting->max_hit) < 50) sprintf(buf2, "#L*"); else if ((ch->fighting->hit*100/ch->fighting->max_hit) < 75) sprintf(buf2, "#G*"); else if ((ch->fighting->hit*100/ch->fighting->max_hit) < 100) sprintf(buf2, "#y*"); else sprintf(buf2, "#C*"); if (ch->fighting->max_hit != 0) { CHAR_DATA *och = ch->fighting; int k; for (k = 1; k < 10; k++) { if (och->hit > (och->max_hit * k / 10)) strcat(buf2, "*"); else strcat (buf2, " "); } strcat(buf2, "#n"); } else strcat(buf2, " "); } i = buf2; break; case 'p' : sprintf( buf2, "%d", char_hitroll(ch) ); COL_SCALE(buf2, ch, char_hitroll(ch), 200); i = buf2; break; case 'P' : sprintf( buf2, "%d", char_damroll(ch) ); COL_SCALE(buf2, ch, char_damroll(ch), 200); i = buf2; break; case '%' : sprintf( buf2, "%%" ); i = buf2; break; } ++str; while( ( *point = *i ) != '\0' ) ++point, ++i; } write_to_buffer( d, buf, point - buf ); return; } /* * Macintosh support functions. */ #if defined(macintosh) int gettimeofday( struct timeval *tp, void *tzp ) { tp->tv_sec = time( NULL ); tp->tv_usec = 0; } #endif #if defined( WIN32 ) void gettimeofday( struct timeval *tp, void *tzp ) { tp->tv_sec = time( NULL ); tp->tv_usec = 0; } #endif void logf (char * fmt, ...) { char buf[2*MAX_STRING_LENGTH]; va_list args; va_start(args, fmt); vsprintf(buf, fmt, args); va_end(args); log_string(buf); }