/***************************************************************************
* 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 1993-1996 Russ Taylor *
* ROM has been brought to you by the ROM consortium *
* Russ Taylor (rtaylor@efn.org) *
* Gabrielle Taylor *
* 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 <sys/socket.h>
#include <netinet/in.h>
#include <ctype.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <stdarg.h>
#include <unistd.h>
#include <malloc.h>
#include <signal.h>
#include <fcntl.h>
#include <netdb.h>
/*
#include "struct.h"
#include "extern.h"
*/
#include "merc.h"
#include "utils.h"
#include "telnet.h"
#include "recycle.h"
#include "tables.h"
#include "utils.h"
/* command procedures needed */
DECLARE_DO_FUN(do_help);
DECLARE_DO_FUN(do_look);
DECLARE_DO_FUN(do_skills);
DECLARE_DO_FUN(do_spells);
DECLARE_DO_FUN(do_outfit);
DECLARE_DO_FUN(do_unread);
DECLARE_DO_FUN(do_asave);
DECLARE_DO_FUN(do_echo);
DECLARE_DO_FUN(do_replay);
DECLARE_DO_FUN(do_quit);
/*
* Malloc debugging stuff.
*/
extern int malloc_debug args((int));
extern int malloc_verify args((void));
/*
* Socket and TCP/IP stuff.
*/
extern const char echo_off_str[];
extern const char echo_on_str[];
extern const char go_ahead_str[];
/*
* OS-dependent declarations.
*/
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));
/*
* Global variables.
*/
DESCRIPTOR_DATA *descriptor_list; /* All open descriptors */
DESCRIPTOR_DATA *d_next; /* Next descriptor in loop */
FILE *fpReserve; /* Reserved file handle */
bool god; /* All new chars are gods! */
bool merc_down; /* Shutdown */
extern bool wizlock; /* Game is wizlocked */
extern bool newlock; /* Game is newlocked */
char str_boot_time[MAX_INPUT_LENGTH];
time_t current_time; /* time of this pulse */
bool MOBtrigger = TRUE; /* act() switch */
/* Needs to be global because of do_copyover */
int port, control;
int main(int argc, char **argv)
{
struct timeval now_time;
bool fCopyOver = FALSE;
/*
* Memory debugging if needed.
*/
#if defined(MALLOC_DEBUG)
malloc_debug(2);
#endif
#ifdef DEBUG
setbuf(stdout, NULL);
#endif
/*
* Init time.
*/
gettimeofday(&now_time, NULL);
current_time = (time_t) now_time.tv_sec;
strcpy(str_boot_time, ctime(¤t_time));
/*
* Reserve one channel for our use.
*/
if ((fpReserve = fopen(NULL_FILE, "r")) == NULL) {
perror(NULL_FILE);
exit(1);
}
/*
* Get the port number. !!! IMPORTANT !!!
*/
port = 1538;
if (argc > 1) {
if (!is_number(argv[1])) {
fprintf(stderr, "Usage: %s [port #]\n", argv[0]);
exit(1);
} else if ((port = atoi(argv[1])) <= 1024) {
fprintf(stderr, "Port number must be above 1024.\n");
exit(1);
}
/* Are we recovering from a copyover? */
if (argv[2] && argv[2][0]) {
fCopyOver = TRUE;
control = atoi(argv[3]);
} else
fCopyOver = FALSE;
}
/*
* Run the game.
*/
if (!fCopyOver)
control = init_socket(port);
boot_db();
turf_load();
cbank_load();
sprintf(log_buf, "ROM is ready to rock on port %d.", port);
log_string(log_buf);
if (fCopyOver)
copyover_recover();
game_loop_unix(control);
close(control);
/*
* That's all, folks.
*/
log_string("Normal termination of game.");
exit(0);
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,
(char *) &x, sizeof(x)) < 0) {
perror("Init_socket: SO_REUSEADDR");
close(fd);
exit(1);
}
#if defined(SO_DONTLINGER) && !defined(SYSV)
{
struct linger ld;
ld.l_onoff = 1;
ld.l_linger = 1000;
if (setsockopt(fd, SOL_SOCKET, SO_DONTLINGER,
(char *) &ld, sizeof(ld)) < 0) {
perror("Init_socket: SO_DONTLINGER");
close(fd);
exit(1);
}
}
#endif
sa = sa_zero;
sa.sin_family = AF_INET;
sa.sin_port = htons(port);
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;
}
void game_loop_unix(int control)
{
static struct timeval null_time;
struct timeval last_time;
bool color;
signal(SIGPIPE, SIG_IGN);
gettimeofday(&last_time, NULL);
current_time = (time_t) last_time.tv_sec;
color = TRUE;
/* Main loop */
while (!merc_down) {
fd_set in_set;
fd_set out_set;
fd_set exc_set;
DESCRIPTOR_DATA *d;
int maxdesc;
#if defined(MALLOC_DEBUG)
if (malloc_verify() != 1)
abort();
#endif
/*
* Poll all active descriptors.
*/
FD_ZERO(&in_set);
FD_ZERO(&out_set);
FD_ZERO(&exc_set);
FD_SET(control, &in_set);
maxdesc = control;
for (d = descriptor_list; d; d = d->next) {
maxdesc = UMAX(maxdesc, d->descriptor);
FD_SET(d->descriptor, &in_set);
FD_SET(d->descriptor, &out_set);
FD_SET(d->descriptor, &exc_set);
}
if (select(maxdesc + 1, &in_set, &out_set, &exc_set, &null_time) <
0) {
perror("Game_loop: select: poll");
exit(1);
}
/*
* New connection?
*/
if (FD_ISSET(control, &in_set))
init_descriptor(control);
/*
* Kick out the freaky folks.
*/
for (d = descriptor_list; d != NULL; d = d_next) {
d_next = d->next;
if (FD_ISSET(d->descriptor, &exc_set)) {
FD_CLR(d->descriptor, &in_set);
FD_CLR(d->descriptor, &out_set);
if (d->character && d->connected == CON_PLAYING)
save_char_obj(d->character);
d->outtop = 0;
close_socket(d);
}
}
/*
* Process input.
*/
for (d = descriptor_list; d != NULL; d = d_next) {
d_next = d->next;
d->fcommand = FALSE;
if (FD_ISSET(d->descriptor, &in_set)) {
if (d->character != NULL) {
d->character->timer = 0;
if (IS_SET(d->character->act, PLR_COLOUR))
color = TRUE;
else
color = TRUE;
} else
color = TRUE;
if (!read_from_descriptor(d, color)) {
FD_CLR(d->descriptor, &out_set);
if (d->character != NULL && d->character->level > 1)
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, color);
if (d->incomm[0] != '\0') {
d->fcommand = TRUE;
stop_idling(d->character);
/* OLC */
if (d->showstr_point)
show_string(d, d->incomm);
else if (d->pString)
string_add(d->character, d->incomm);
else
switch (d->connected) {
case CON_PLAYING:
if (!run_olc_editor(d))
substitute_alias(d, d->incomm);
break;
default:
nanny(d, d->incomm);
break;
}
d->incomm[0] = '\0';
}
}
/*
* Autonomous game motion.
*/
update_handler();
/*
* Output.
*/
for (d = descriptor_list; d != NULL; d = d_next) {
d_next = d->next;
if ((d->fcommand || d->outtop > 0)
&& FD_ISSET(d->descriptor, &out_set)) {
if (!process_output(d, TRUE)) {
if (d->character != NULL
&& d->connected ==
CON_PLAYING) save_char_obj(d->character);
d->outtop = 0;
close_socket(d);
}
}
}
/*
* Synchronize to a clock.
* Sleep( last_time + 1/PULSE_PER_SECOND - now ).
* Careful here of signed versus unsigned arithmetic.
*/
{
struct timeval now_time;
long secDelta;
long usecDelta;
gettimeofday(&now_time, NULL);
usecDelta =
((int) last_time.tv_usec) - ((int) now_time.tv_usec) +
1000000 / PULSE_PER_SECOND;
secDelta = ((int) last_time.tv_sec) - ((int) now_time.tv_sec);
while (usecDelta < 0) {
usecDelta += 1000000;
secDelta -= 1;
}
while (usecDelta >= 1000000) {
usecDelta -= 1000000;
secDelta += 1;
}
if (secDelta > 0 || (secDelta == 0 && usecDelta > 0)) {
struct timeval stall_time;
stall_time.tv_usec = usecDelta;
stall_time.tv_sec = secDelta;
if (select(0, NULL, NULL, NULL, &stall_time) < 0) {
perror("Game_loop: select: stall");
exit(1);
}
}
}
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;
int size;
int addr;
bool color;
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_ASK_IF_COLOUR;
dnew->showstr_head = NULL;
dnew->showstr_point = NULL;
dnew->outsize = 2000;
dnew->pEdit = NULL; /* OLC */
dnew->pString = NULL; /* OLC */
dnew->editor = 0; /* OLC */
dnew->outbuf = alloc_mem(dnew->outsize);
size = sizeof(sock);
if (dnew->pEdit == NULL) {
perror ("New_descriptor: getpeername");
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);
//dnew->host = str_dup(buf);
//dnew->host = str_dup ("(unknown)");
}
else if (getpeername (desc, (struct sockaddr *) &sock, &size) < 0)
{
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)) {
color = FALSE;
write_to_descriptor(desc,
"Your site has been banned from this mud.\n\r",
0, color);
close(desc);
free_descriptor(dnew);
return;
}
/*
* Init descriptor data.
*/
dnew->next = descriptor_list;
descriptor_list = dnew;
write_to_buffer(dnew, "Alanthia awaits you...\n\r", 0);
write_to_buffer(dnew, "Use ANSI Color? (Y/n) ", 0);
/*
* Send the greeting.
*/
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, bool color)
{
int iStart;
/* Hold horses if pending command already. */
if (d->incomm[0] != '\0')
return TRUE;
/* Check for overflow. */
iStart = strlen(d->inbuf);
if (iStart >= sizeof(d->inbuf) - 10) {
sprintf(log_buf, "%s input overflow!", d->host);
log_string(log_buf);
write_to_descriptor(d->descriptor,
"\n\r*** PUT A LID ON IT!!! ***\n\r", 0,
color);
return FALSE;
}
for (;;) {
int nRead;
nRead = read(d->descriptor, d->inbuf + iStart,
sizeof(d->inbuf) - 10 - iStart);
if (nRead > 0) {
iStart += nRead;
if (d->inbuf[iStart - 1] == '\n'
|| d->inbuf[iStart - 1] == '\r') break;
} else if (nRead == 0) {
log_string("EOF encountered on read.");
return FALSE;
} else if (errno == EWOULDBLOCK)
break;
else {
perror("Read_from_descriptor");
return FALSE;
}
}
d->inbuf[iStart] = '\0';
return TRUE;
}
/*
* Transfer one line from input buffer to input line.
*/
void read_from_buffer(DESCRIPTOR_DATA * d, bool color)
{
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,
color);
/* 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';
/*
* Do '!' substitution.
*/
if (d->incomm[0] == '!')
strcpy(d->incomm, d->inlast);
else
strcpy(d->inlast, d->incomm);
/*
* Shift the input buffer.
*/
while (d->inbuf[i] == '\n' || d->inbuf[i] == '\r')
i++;
for (j = 0; (d->inbuf[j] = d->inbuf[i + j]) != '\0'; j++);
return;
}
/*
* Low level output function.
*/
bool process_output(DESCRIPTOR_DATA * d, bool fPrompt)
{
extern bool merc_down;
bool color = TRUE;
/*
* Bust a prompt.
*/
if ((d->character != NULL) && IS_SET(d->character->act, PLR_COLOUR))
color = TRUE;
else
color = FALSE;
if (!merc_down) {
if (d->showstr_point)
write_to_buffer(d, "[Hit Return to continue]\n\r", 0);
else if (fPrompt && d->pString && d->connected == CON_PLAYING)
write_to_buffer(d, "> ", 2);
else if (fPrompt && d->connected == CON_PLAYING) {
CHAR_DATA *ch;
CHAR_DATA *victim;
ch = d->character;
if (IS_SET(ch->act, PLR_COLOUR))
color = TRUE;
else
color = FALSE;
/* battle prompt */
if ((victim = ch->fighting) != NULL && can_see(ch, victim)) {
int percent;
char wound[100];
char *pbuff;
char buf[MAX_STRING_LENGTH];
char buffer[MAX_STRING_LENGTH * 2];
if (victim->max_hit > 0)
percent = victim->hit * 100 / victim->max_hit;
else
percent = -1;
if (percent >= 100)
sprintf(wound, "is in excellent condition.");
else if (percent >= 90)
sprintf(wound, "has a few scratches.");
else if (percent >= 75)
sprintf(wound, "has some small wounds and bruises.");
else if (percent >= 50)
sprintf(wound, "has quite a few wounds.");
else if (percent >= 30)
sprintf(wound,
"has some big nasty wounds and scratches.");
else if (percent >= 15)
sprintf(wound, "looks pretty hurt.");
else if (percent >= 0)
sprintf(wound, "is in awful condition.");
else
sprintf(wound, "is bleeding to death.");
sprintf(buf, "%s %s \n\r",
IS_NPC(victim) ? victim->short_descr : victim->
name, wound);
buf[0] = UPPER(buf[0]);
pbuff = buffer;
colourconv(pbuff, buf, d->character);
write_to_buffer(d, buffer, 0);
}
ch = d->original ? d->original : d->character;
if (!IS_SET(ch->comm, COMM_COMPACT))
write_to_buffer(d, "\n\r", 2);
if (IS_SET(ch->comm, COMM_PROMPT))
bust_a_prompt(d->character);
if (IS_SET(ch->comm, COMM_TELNET_GA))
write_to_buffer(d, go_ahead_str, 0);
}
}
/*
* Short-circuit if nothing to write.
*/
if (d->outtop == 0)
return TRUE;
/*
* Snoop-o-rama.
*/
if (d->snoop_by != NULL) {
if (d->character != NULL)
write_to_buffer(d->snoop_by, d->character->name, 0);
write_to_buffer(d->snoop_by, "> ", 2);
write_to_buffer(d->snoop_by, d->outbuf, d->outtop);
}
/*
* OS-dependent output.
*/
if (!write_to_descriptor(d->descriptor, d->outbuf, d->outtop, color)) {
d->outtop = 0;
return FALSE;
} else {
d->outtop = 0;
return TRUE;
}
}
/*
* Bust a prompt (player settable prompt)
* coded by Morgenes for Aldara Mud
*/
void bust_a_prompt(CHAR_DATA * ch)
{
char buf[MAX_STRING_LENGTH];
char buf2[MAX_STRING_LENGTH];
const char *str;
const char *i;
char *point;
char *pbuff;
char buffer[MAX_STRING_LENGTH * 2];
char doors[MAX_INPUT_LENGTH];
EXIT_DATA *pexit;
bool found;
const char *dir_name[] = { "N", "E", "S", "W", "U", "D" };
int door;
point = buf;
str = ch->prompt;
if (!str || str[0] == '\0') {
if (IS_VAMPIRE(ch)) {
sprintf(buf, "{C<%ldhp %ldm %ldmv %dbp>{x %s",
ch->hit, ch->mana, ch->move, ch->blood, ch->prefix);
} else {
sprintf(buf, "{C<%ldhp %ldm %ldmv>{x %s",
ch->hit, ch->mana, ch->move, ch->prefix);
}
send_to_char(buf, ch);
return;
}
if (IS_SET(ch->comm, COMM_AFK))
send_to_char("{m[{MA{mF{MK{m]{x ", ch);
while (*str != '\0') {
if (*str != '%') {
*point++ = *str++;
continue;
}
++str;
switch (*str) {
default:
i = " ";
break;
case 'e':
found = FALSE;
doors[0] = '\0';
for (door = 0; door < 6; door++) {
if ((pexit = ch->in_room->exit[door]) != NULL
&& pexit->u1.to_room != NULL
&& (can_see_room(ch, pexit->u1.to_room)
|| (IS_AFFECTED(ch, AFF_INFRARED)
&& !IS_AFFECTED(ch, AFF_BLIND)))) {
if (!IS_SET(pexit->exit_info, EX_CLOSED)) {
strcat(doors, " ");
strcat(doors, dir_name[door]);
} else {
if (!IS_SET(pexit->exit_info, EX_SECRET)
&& (!IS_SET(pexit->exit_info, EX_HIDDEN))) {
strcat(doors, " {g({w");
strcat(doors, dir_name[door]);
strcat(doors, "{g){w");
}
}
}
}
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, "%ld", ch->hit);
i = buf2;
break;
case 'H':
sprintf(buf2, "%ld", ch->max_hit);
i = buf2;
break;
case 'm':
sprintf(buf2, "%ld", ch->mana);
i = buf2;
break;
case 'M':
sprintf(buf2, "%ld", ch->max_mana);
i = buf2;
break;
case 'v':
sprintf(buf2, "%ld", ch->move);
i = buf2;
break;
case 'V':
sprintf(buf2, "%ld", ch->max_move);
i = buf2;
break;
case 'b':
sprintf(buf2, "%d", ch->blood);
i = buf2;
break;
case 'B':
sprintf(buf2, "%d", ch->max_blood);
i = buf2;
break;
case 'x':
sprintf(buf2, "%ld", ch->exp);
i = buf2;
break;
case 'X':
sprintf(buf2, "%ld", IS_NPC(ch) ? 0 :
(ch->level + 1) * exp_per_level(ch,
ch->pcdata->points) -
ch->exp);
i = buf2;
break;
case 'g':
sprintf(buf2, "%ld", ch->gold);
i = buf2;
break;
case '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, "%ld", ch->in_room->vnum);
else
sprintf(buf2, " ");
i = buf2;
break;
case 'z':
if (IS_IMMORTAL(ch) && ch->in_room != NULL)
sprintf(buf2, "%s", ch->in_room->area->name);
else
sprintf(buf2, " ");
i = buf2;
break;
case '%':
sprintf(buf2, "%%");
i = buf2;
break;
case 'o':
sprintf(buf2, "%s", olc_ed_name(ch));
i = buf2;
break;
case 'O':
sprintf(buf2, "%s", olc_ed_vnum(ch));
i = buf2;
break;
case 'p':
if (ch->position != POS_STANDING
&& ch->position != POS_FIGHTING) sprintf(buf2, "(%s)",
position_table
[ch->position].
short_name);
else
sprintf(buf2, " ");
i = buf2;
break;
case 'P':
if (ch->position != POS_STANDING
&& ch->position != POS_FIGHTING) sprintf(buf2, "(%s)",
position_table
[ch->position].
name);
else
sprintf(buf2, " ");
i = buf2;
break;
}
++str;
while ((*point = *i) != '\0')
++point, ++i;
}
*point = '\0';
pbuff = buffer;
colourconv(pbuff, buf, ch);
write_to_buffer(ch->desc, buffer, 0);
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, long length)
{
/*
* Find length in case caller didn't.
*/
if (length <= 0)
length = strlen(txt);
//printf("strlen = %ld\n", length);
/*
* Initial \n\r if needed.
*/
if (d->outtop == 0 && !d->fcommand) {
d->outbuf[0] = '\n';
d->outbuf[1] = '\r';
d->outtop = 2;
}
//printf("crash here?\n");
/*
* Expand the buffer as needed.
*/
while (d->outtop + length >= d->outsize) {
char *outbuf;
if (d->outsize >= 64000) {
bug("Buffer overflow. Closing.\n\r", 0);
close_socket(d);
return;
}
//printf("allocing mem in wtb\n");
outbuf = alloc_mem(2 * d->outsize);
strncpy(outbuf, d->outbuf, d->outtop);
//printf("freeing mem in wtb\n");
free_mem(d->outbuf);
d->outbuf = outbuf;
d->outsize *= 2;
}
/*
* Copy.
*/
//printf("about to strcpy\n");
strcpy(d->outbuf + d->outtop, txt);
//printf("d-outtop\n");
d->outtop += length;
//printf("returning from wtb\n");
return;
}
/*
* Lowest level output function.
* Write a block of text to the file descriptor.
* If this gives errors on very long blocks (like 'ofind all'),
* try lowering the max block size.
*/
bool write_to_descriptor(int desc, char *txt, int length, bool color)
{
int iStart;
int nWrite;
int nBlock;
if (length <= 0)
length = strlen(txt);
for (iStart = 0; iStart < length; iStart += nWrite) {
nBlock = UMIN(length - iStart, 4096);
if ((nWrite = write(desc, txt + iStart, nBlock)) < 0) {
perror("Write_to_descriptor");
return FALSE;
}
}
return TRUE;
}
/*
* Look for link-dead player to reconnect.
*/
bool check_reconnect(DESCRIPTOR_DATA * d, char *name, bool fConn)
{
CHAR_DATA *ch;
for (ch = char_list; ch != NULL; ch = ch->next) {
if (!IS_NPC(ch)
&& (!fConn || ch->desc == NULL)
&& !str_cmp(d->character->name, ch->name)) {
if (fConn == FALSE) {
free_string(d->character->pcdata->pwd);
d->character->pcdata->pwd = str_dup(ch->pcdata->pwd);
} else {
free_char(d->character);
d->character = ch;
ch->desc = d;
ch->timer = 0;
send_to_char("Reconnecting.\n\r", ch);
do_replay(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 $S link.",
ch, NULL, WIZ_LINKS, 0, 0);
d->connected = CON_PLAYING;
}
return TRUE;
}
}
return FALSE;
}
/*
* Check if already playing.
*/
bool check_playing(DESCRIPTOR_DATA * d, char *name)
{
DESCRIPTOR_DATA *dold;
for (dold = descriptor_list; dold; dold = dold->next) {
if (dold != d
&& dold->character != NULL
&& dold->connected != CON_GET_NAME
&& dold->connected != CON_GET_OLD_PASSWORD
&& !str_cmp(name, dold->original
? dold->original->name : dold->character->name)) {
write_to_buffer(d, "That character is already playing.\n\r",
0);
write_to_buffer(d, "Do you wish to connect anyway (Y/N)?", 0);
d->connected = CON_BREAK_CONNECT;
return TRUE;
}
}
return FALSE;
}
void stop_idling(CHAR_DATA * ch)
{
if (ch == NULL
|| ch->desc == NULL
|| ch->desc->connected != CON_PLAYING
|| ch->was_in_room == NULL
|| ch->in_room != get_room_index(ROOM_VNUM_LIMBO)) return;
ch->timer = 0;
char_from_room(ch);
char_to_room(ch, ch->was_in_room);
ch->was_in_room = NULL;
act("$n has returned from the void.", ch, NULL, NULL, TO_ROOM);
return;
}
void announce(char *string, CHAR_DATA * ch)
{
DESCRIPTOR_DATA *d;
for (d = descriptor_list; d != NULL; d = d->next) {
CHAR_DATA *victim;
victim = d->original ? d->original : d->character;
if (d->connected == CON_PLAYING
&& d->character != ch && IS_SET(victim->comm, COMM_ANNOUNCE)
&& !IS_SET(victim->comm, COMM_QUIET)) {
if (!can_see(d->character, ch) && IS_IMMORTAL(ch))
continue;
act_new(string, ch, NULL, d->character, TO_VICT, POS_DEAD);
}
}
return;
}
/*
* Write to one char.
*/
void send_to_char_bw(const char *txt, CHAR_DATA * ch)
{
if (txt != NULL && ch->desc != NULL)
write_to_buffer(ch->desc, txt, strlen(txt));
return;
}
// send colored text to a descriptor
void write_color_to_buffer(const char *txt, DESCRIPTOR_DATA *desc)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 4];
int skip = 0;
buf[0] = '\0';
point2 = buf;
if (txt && desc) {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
skip = colour(*point, NULL, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer(desc, buf, point2 - buf);
}
return;
}
/*
* Write to one char, new colour version, by Lope.
*/
void send_to_char(const char *txt, CHAR_DATA * ch)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 4];
int skip = 0;
buf[0] = '\0';
point2 = buf;
if (txt && ch->desc) {
if (IS_SET(ch->act, PLR_COLOUR)) {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
skip = colour(*point, ch, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer(ch->desc, buf, point2 - buf);
} else {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
write_to_buffer(ch->desc, buf, point2 - buf);
}
}
return;
}
/*
* Send a page to one char.
*/
void page_to_char_bw(const char *txt, CHAR_DATA * ch)
{
if (txt == NULL || ch->desc == NULL)
if (ch->lines == 0) {
send_to_char(txt, ch);
return;
}
ch->desc->showstr_head = alloc_mem(strlen(txt) + 1);
strcpy(ch->desc->showstr_head, txt);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string(ch->desc, "");
}
/*
* Page to one char, new colour version, by Lope.
*/
void page_to_char(const char *txt, CHAR_DATA * ch)
{
const char *point;
char *point2;
char buf[MAX_STRING_LENGTH * 32 ];
int skip = 0;
buf[0] = '\0';
point2 = buf;
if (txt && ch->desc) {
if (IS_SET(ch->act, PLR_COLOUR)) {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
skip = colour(*point, ch, point2);
while (skip-- > 0)
++point2;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
ch->desc->showstr_head = alloc_mem(strlen(buf) + 1);
strcpy(ch->desc->showstr_head, buf);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string(ch->desc, "");
} else {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
continue;
}
*point2 = *point;
*++point2 = '\0';
}
*point2 = '\0';
ch->desc->showstr_head = alloc_mem(strlen(buf) + 1);
strcpy(ch->desc->showstr_head, buf);
ch->desc->showstr_point = ch->desc->showstr_head;
show_string(ch->desc, "");
}
}
return;
}
/* string pager */
void show_string(struct descriptor_data *d, char *input)
{
char buffer[4 * MAX_STRING_LENGTH];
char buf[MAX_INPUT_LENGTH];
register char *scan, *chk;
int lines = 0, toggle = 1;
int show_lines;
one_argument(input, buf);
if (buf[0] != '\0') {
if (d->showstr_head) {
free_mem(d->showstr_head);
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);
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(const char *format, CHAR_DATA * ch, const void *arg1, const void *arg2,
int type)
{
/* to be compatible with older code */
act_new(format, ch, arg1, arg2, type, POS_RESTING);
}
/*
* The colour version of the act_new( ) function, -Lope
*/
void
act_new(const char *format, CHAR_DATA * ch, const void *arg1,
const void *arg2, int type, int min_pos)
{
static char *const he_she[] = { "it", "he", "she" };
static char *const him_her[] = { "it", "him", "her" };
static char *const his_her[] = { "its", "his", "her" };
CHAR_DATA *to;
CHAR_DATA *vch = (CHAR_DATA *) arg2;
OBJ_DATA *obj1 = (OBJ_DATA *) arg1;
OBJ_DATA *obj2 = (OBJ_DATA *) arg2;
const char *str;
char *i = NULL;
char *point;
char *pbuff;
char buffer[MAX_STRING_LENGTH * 2];
char buf[MAX_STRING_LENGTH];
char fname[MAX_INPUT_LENGTH];
bool fColour = FALSE;
/*
* Discard null and zero-length messages.
*/
if (!format || !*format)
return;
/* discard null rooms and chars */
if (!ch || !ch->in_room)
return;
to = ch->in_room->people;
if (type == TO_VICT) {
if (!vch) {
bug("Act: null vch with TO_VICT.", 0);
return;
}
if (!vch->in_room)
return;
to = vch->in_room->people;
}
for (; to; to = to->next_in_room) {
if ((!IS_NPC(to) && to->desc == NULL)
|| (IS_NPC(to) && !HAS_TRIGGER(to, TRIG_ACT)
&& 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;
}
fColour = TRUE;
++str;
i = " <@@@> ";
if (!arg2 && *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;
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->short_descr : "something";
break;
case 'P':
i = can_see_obj(to, obj2)
? 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';
*point = '\0';
if (strncmp(buf, "{", 1)) {
buf[0] = UPPER(buf[0]);
} else {
buf[2] = UPPER(buf[2]);
}
pbuff = buffer;
colourconv(pbuff, buf, to);
if (to->desc != NULL)
write_to_buffer(to->desc, buffer, 0);
else if (MOBtrigger)
mp_act_trigger(buffer, to, ch, arg1, arg2, TRIG_ACT);
}
return;
}
void log_printf(char *fmt, ...)
{
char buf[2 * MSL];
va_list args;
va_start(args, fmt);
vsprintf(buf, fmt, args);
va_end(args);
log_string(buf);
}
int colour(char type, CHAR_DATA * ch, char *string)
{
char code[20];
char *p = '\0';
char ccodes[16] = { 'x','b','c','g','m','r','w','y','B','C','G','M','R','W','Y','D' };
if (type == '!')
type = ccodes[number_range(0,15)];
switch (type) {
default:
sprintf(code, CLEAR);
break;
case 'x':
sprintf(code, CLEAR);
break;
case 'b':
sprintf(code, C_BLUE);
break;
case 'c':
sprintf(code, C_CYAN);
break;
case 'g':
sprintf(code, C_GREEN);
break;
case 'm':
sprintf(code, C_MAGENTA);
break;
case 'r':
sprintf(code, C_RED);
break;
case 'w':
sprintf(code, C_WHITE);
break;
case 'y':
sprintf(code, C_YELLOW);
break;
case 'B':
sprintf(code, C_B_BLUE);
break;
case 'C':
sprintf(code, C_B_CYAN);
break;
case 'G':
sprintf(code, C_B_GREEN);
break;
case 'M':
sprintf(code, C_B_MAGENTA);
break;
case 'R':
sprintf(code, C_B_RED);
break;
case 'W':
sprintf(code, C_B_WHITE);
break;
case 'Y':
sprintf(code, C_B_YELLOW);
break;
case 'D':
sprintf(code, C_D_GREY);
break;
case '*':
sprintf(code, "%c", 007);
break;
case 'u':
sprintf(code, "%c", 129);
break;
case 's':
sprintf(code, "%c", 001);
break;
case 'S':
sprintf(code, "%c", 002);
break;
case '/':
sprintf(code, "%c", 012);
break;
case '{':
sprintf(code, "%c", '{');
break;
}
p = code;
while (*p != '\0') {
*string = *p++;
*++string = '\0';
}
return (strlen(code));
}
void colourconv(char *buffer, const char *txt, CHAR_DATA * ch)
{
const char *point;
int skip = 0;
if (ch->desc && txt) {
if (IS_SET(ch->act, PLR_COLOUR)) {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
skip = colour(*point, ch, buffer);
while (skip-- > 0)
++buffer;
continue;
}
*buffer = *point;
*++buffer = '\0';
}
*buffer = '\0';
} else {
for (point = txt; *point; point++) {
if (*point == '{') {
point++;
continue;
}
*buffer = *point;
*++buffer = '\0';
}
*buffer = '\0';
}
}
return;
}
/************** START OF HOT REBOOT **************/
#define CH(descriptor) ((descriptor)->original ? \
(descriptor)->original : (descriptor)->character)
/* This file holds the copyover data */
#define COPYOVER_FILE "copyover.data"
/* This is the executable file */
#define EXE_FILE "../src/rom"
/* Copyover - Original idea: Fusion of MUD++
* Adapted to Diku by Erwin S. Andreasen, <erwin@pip.dknet.dk>
* http://pip.dknet.dk/~pip1773
* Changed into a ROM patch after seeing the 100th request for it :)
*/
void do_genesi(CHAR_DATA * ch, char *argument)
{
send_to_char("If you want to GENESIS, spell it out, you moron.\n\r",
ch);
return;
}
void do_genesis(CHAR_DATA * ch, char *argument)
{
FILE *fp;
DESCRIPTOR_DATA *d, *d_next;
char buf[MAX_STRING_LENGTH], buf2[100];
extern int port, control; /* db.c */
bool color;
color = FALSE;
if (IS_NPC(ch))
return;
fp = fopen(COPYOVER_FILE, "w");
if (!fp) {
send_to_char("Genesis file not writeable, aborted.\n\r", ch);
log_printf("Could not write to genesis file: %s", COPYOVER_FILE);
perror("do_genesis:fopen");
return;
}
sprintf(buf,
"\n\n%s summons the powers of the three moons and a violent wind arises.."
"You feel yourself imploding violently, and you scream your last breath as "
"your molecules begin to scatter!\n\n ", ch->name);
/* For each playing descriptor, save its state */
for (d = descriptor_list; d; d = d_next) {
CHAR_DATA *och = CH(d);
d_next = d->next; /* We delete from the list , so need to save this */
if (!d->character || d->connected > CON_PLAYING) { /* drop those logging on */
write_to_descriptor(d->descriptor,
"\n\rSorry, we are rebooting. Come back in a few minutes.\n\r",
0, color);
close_socket(d); /* throw'em out */
} else {
fprintf(fp, "%d %s %s\n", d->descriptor, och->name, d->host);
if (d->connected == CON_PLAYING && d->pString && d->character)
interpret(d->character, "@");
if (och->level < 2)
och->level = 2;
if (ch->arena)
leave_arena(ch);
save_char_obj(och);
write_to_descriptor(d->descriptor, buf, 0, color);
}
}
if (argument[0] == '\0' || str_prefix(argument, "nosave"))
do_asave(NULL, ""); /* OLC */
turf_save();
cbank_save();
persist_container( 123);
fprintf(fp, "-1\n");
fclose(fp);
/* Close reserve and other always-open files and release other resources */
fclose(fpReserve);
/* exec - descriptors are inherited */
sprintf(buf, "%d", port);
sprintf(buf2, "%d", control);
execl(EXE_FILE, "rom", buf, "copyover", buf2, (char *)
NULL);
/* Failed - sucessful exec will not return */
perror("do_genesis: execl");
send_to_char("Genesis FAILED!\n\r", ch);
/* Here you might want to reopen fpReserve */
fpReserve = fopen(NULL_FILE, "r");
}
/* Recover from a copyover - load players */
void copyover_recover()
{
DESCRIPTOR_DATA *d;
FILE *fp;
char name[100];
char host[MSL];
int desc;
bool fOld;
bool color;
color = FALSE;
log_printf("Genesis recovery initiated");
fp = fopen(COPYOVER_FILE, "r");
if (!fp) { /* there are some descriptors open which will hang forever then ? */
perror("genesis_recover:fopen");
log_printf("Genesis file not found. Exitting.\n\r");
exit(1);
}
unlink(COPYOVER_FILE); /* In case something crashes - doesn't prevent reading */
for (;;) {
fscanf(fp, "%d %s %s\n", &desc, name, host);
if (desc == -1)
break;
/* Write something, and check if it goes error-free */
if (!write_to_descriptor
(desc,
"Please hold as your body is put back together...done!\n\r",
0, color)) {
close(desc); /* Nope */
continue;
}
d = new_descriptor();
d->descriptor = desc;
d->host = str_dup(host);
d->next = descriptor_list;
descriptor_list = d;
d->connected = CON_COPYOVER_RECOVER; /* -15, so close_socket frees the char */
/* Now, find the pfile */
fOld = load_char_obj(d, name);
if (!fOld) { /* Player file not found?! */
write_to_descriptor(desc,
"\n\rSomehow, your character was lost in the copyover. Sorry.\n\r",
0, color);
close_socket(d);
} else { /* ok! */
write_to_descriptor(desc, "Have a nice day.\n\r", 0, color);
/* Just In Case */
if (!d->character->in_room)
d->character->in_room = get_room_index(ROOM_VNUM_TEMPLE);
/* Insert in the char_list */
d->character->next = char_list;
char_list = d->character;
char_to_room(d->character, d->character->in_room);
do_look(d->character, "auto");
send_to_char("{x", d->character);
act("$n materializes!{x", d->character, NULL, NULL, TO_ROOM);
d->connected = CON_PLAYING;
if (d->character->pet != NULL) {
char_to_room(d->character->pet, d->character->in_room);
act("$n materializes before you!{x", d->character->pet,
NULL, NULL, TO_ROOM);
}
}
}
}
char *spritespeak(char *string, CHAR_DATA * ch)
{
int pos;
char buf[MSL];
char buf2[MSL];
if (ch->race != race_lookup("sprite"))
return string;
strcpy(buf, string);
for (pos = 0; buf[pos] != '\0'; pos++) {
if (dice(1, 100) > 50)
buf2[pos] = UPPER(buf[pos]);
else
buf2[pos] = buf[pos];
}
buf[0] = '\0';
buf2[pos] = '\0';
return str_dup(buf2);
}