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- /*
- * Copyright (c) 1989, 1993
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)defs.h 8.1 (Berkeley) 6/4/93
- */
-
- /*
- * Telnet server defines
- */
- #include <sys/types.h>
- #include <sys/param.h>
-
- #ifndef BSD
- # define BSD 43
- #endif
-
- #ifdef HAVE_TERMIOS_H
- #define USE_TERMIO
- #else /* !HAVE_TERMIOS_H */
- #ifdef HAVE_TERMIO_H
- #define USE_TERMIO
- #define SYSV_TERMIO
- #endif
- #endif /* HAVE_TERMIOS_H */
-
- #if defined(CRAY) && !defined(LINEMODE)
- # define SYSV_TERMIO
- # define LINEMODE
- # define KLUDGELINEMODE
- # define DIAGNOSTICS
- # if defined(UNICOS50) && !defined(UNICOS5)
- # define UNICOS5
- # endif
- # if !defined(UNICOS5)
- # define BFTPDAEMON
- # define HAS_IP_TOS
- # endif
- #endif /* CRAY */
- #if defined(UNICOS5) && !defined(NO_SETSID)
- # define NO_SETSID
- #endif
-
- #if defined(PRINTOPTIONS) && defined(DIAGNOSTICS)
- #define TELOPTS
- #define TELCMDS
- #define SLC_NAMES
- #endif
-
- #if defined(SYSV_TERMIO) && !defined(USE_TERMIO)
- # define USE_TERMIO
- #endif
-
- #include <sys/socket.h>
- #ifndef CRAY
- #include <sys/wait.h>
- #endif /* CRAY */
- #include <fcntl.h>
- #include <sys/file.h>
- #include <sys/stat.h>
- #include <sys/time.h>
- #ifndef FILIO_H
- #include <sys/ioctl.h>
- #else
- #include <sys/filio.h>
- #endif
-
- #include <netinet/in.h>
-
- #include <arpa/telnet.h>
-
- #include <stdio.h>
- #ifdef __STDC__
- #include <stdlib.h>
- #endif
- #include <signal.h>
- #include <errno.h>
- #include <netdb.h>
- #include <syslog.h>
- #ifndef LOG_DAEMON
- #define LOG_DAEMON 0
- #endif
- #ifndef LOG_ODELAY
- #define LOG_ODELAY 0
- #endif
- #include <ctype.h>
- #ifndef NO_STRING_H
- #include <string.h>
- #else
- #include <strings.h>
- #endif
-
- #ifndef USE_TERMIO
- #include <sgtty.h>
- #else
- # ifdef SYSV_TERMIO
- # include <termio.h>
- # else
- # include <termios.h>
- # endif
- #endif
- #if !defined(USE_TERMIO) || defined(NO_CC_T)
- typedef unsigned char cc_t;
- #endif
-
- #ifdef __STDC__
- #include <unistd.h>
- #endif
-
- #ifndef _POSIX_VDISABLE
- # ifdef VDISABLE
- # define _POSIX_VDISABLE VDISABLE
- # else
- # define _POSIX_VDISABLE ((unsigned char)'\377')
- # endif
- #endif
-
- #ifdef CRAY
- # ifdef CRAY1
- # include <sys/pty.h>
- # ifndef FD_ZERO
- # include <sys/select.h>
- # endif /* FD_ZERO */
- # endif /* CRAY1 */
-
- #include <memory.h>
- #endif /* CRAY */
-
- #ifdef __hpux
- #include <sys/ptyio.h>
- #endif
-
- #if !defined(TIOCSCTTY) && defined(TCSETCTTY)
- # define TIOCSCTTY TCSETCTTY
- #endif
-
- #ifndef FD_SET
- #ifndef HAVE_fd_set
- typedef struct fd_set { int fds_bits[1]; } fd_set;
- #endif
-
- #define FD_SET(n, p) ((p)->fds_bits[0] |= (1<<(n)))
- #define FD_CLR(n, p) ((p)->fds_bits[0] &= ~(1<<(n)))
- #define FD_ISSET(n, p) ((p)->fds_bits[0] & (1<<(n)))
- #define FD_ZERO(p) ((p)->fds_bits[0] = 0)
- #endif /* FD_SET */
-
- /*
- * I/O data buffers defines
- */
- #define NETSLOP 64
- #ifdef CRAY
- #undef BUFSIZ
- #define BUFSIZ 2048
- #endif
-
- #define NIACCUM(c) { *netip++ = c; \
- ncc++; \
- }
-
- /* clock manipulations */
- #define settimer(x) (clocks.x = ++clocks.system)
- #define sequenceIs(x,y) (clocks.x < clocks.y)
-
- /*
- * Linemode support states, in decreasing order of importance
- */
- #define REAL_LINEMODE 0x04
- #define KLUDGE_OK 0x03
- #define NO_AUTOKLUDGE 0x02
- #define KLUDGE_LINEMODE 0x01
- #define NO_LINEMODE 0x00
-
- /*
- * Structures of information for each special character function.
- */
- typedef struct {
- unsigned char flag; /* the flags for this function */
- cc_t val; /* the value of the special character */
- } slcent, *Slcent;
-
- typedef struct {
- slcent defset; /* the default settings */
- slcent current; /* the current settings */
- cc_t *sptr; /* a pointer to the char in */
- /* system data structures */
- } slcfun, *Slcfun;
-
- #ifdef DIAGNOSTICS
- /*
- * Diagnostics capabilities
- */
- #define TD_REPORT 0x01 /* Report operations to client */
- #define TD_EXERCISE 0x02 /* Exercise client's implementation */
- #define TD_NETDATA 0x04 /* Display received data stream */
- #define TD_PTYDATA 0x08 /* Display data passed to pty */
- #define TD_OPTIONS 0x10 /* Report just telnet options */
- #endif /* DIAGNOSTICS */
-
- /*
- * We keep track of each side of the option negotiation.
- */
-
- #define MY_STATE_WILL 0x01
- #define MY_WANT_STATE_WILL 0x02
- #define MY_STATE_DO 0x04
- #define MY_WANT_STATE_DO 0x08
-
- /*
- * Macros to check the current state of things
- */
-
- #define my_state_is_do(opt) (options[opt]&MY_STATE_DO)
- #define my_state_is_will(opt) (options[opt]&MY_STATE_WILL)
- #define my_want_state_is_do(opt) (options[opt]&MY_WANT_STATE_DO)
- #define my_want_state_is_will(opt) (options[opt]&MY_WANT_STATE_WILL)
-
- #define my_state_is_dont(opt) (!my_state_is_do(opt))
- #define my_state_is_wont(opt) (!my_state_is_will(opt))
- #define my_want_state_is_dont(opt) (!my_want_state_is_do(opt))
- #define my_want_state_is_wont(opt) (!my_want_state_is_will(opt))
-
- #define set_my_state_do(opt) (options[opt] |= MY_STATE_DO)
- #define set_my_state_will(opt) (options[opt] |= MY_STATE_WILL)
- #define set_my_want_state_do(opt) (options[opt] |= MY_WANT_STATE_DO)
- #define set_my_want_state_will(opt) (options[opt] |= MY_WANT_STATE_WILL)
-
- #define set_my_state_dont(opt) (options[opt] &= ~MY_STATE_DO)
- #define set_my_state_wont(opt) (options[opt] &= ~MY_STATE_WILL)
- #define set_my_want_state_dont(opt) (options[opt] &= ~MY_WANT_STATE_DO)
- #define set_my_want_state_wont(opt) (options[opt] &= ~MY_WANT_STATE_WILL)
-
- /*
- * Tricky code here. What we want to know is if the MY_STATE_WILL
- * and MY_WANT_STATE_WILL bits have the same value. Since the two
- * bits are adjacent, a little arithmatic will show that by adding
- * in the lower bit, the upper bit will be set if the two bits were
- * different, and clear if they were the same.
- */
- #define my_will_wont_is_changing(opt) \
- ((options[opt]+MY_STATE_WILL) & MY_WANT_STATE_WILL)
-
- #define my_do_dont_is_changing(opt) \
- ((options[opt]+MY_STATE_DO) & MY_WANT_STATE_DO)
-
- /*
- * Make everything symetrical
- */
-
- #define HIS_STATE_WILL MY_STATE_DO
- #define HIS_WANT_STATE_WILL MY_WANT_STATE_DO
- #define HIS_STATE_DO MY_STATE_WILL
- #define HIS_WANT_STATE_DO MY_WANT_STATE_WILL
-
- #define his_state_is_do my_state_is_will
- #define his_state_is_will my_state_is_do
- #define his_want_state_is_do my_want_state_is_will
- #define his_want_state_is_will my_want_state_is_do
-
- #define his_state_is_dont my_state_is_wont
- #define his_state_is_wont my_state_is_dont
- #define his_want_state_is_dont my_want_state_is_wont
- #define his_want_state_is_wont my_want_state_is_dont
-
- #define set_his_state_do set_my_state_will
- #define set_his_state_will set_my_state_do
- #define set_his_want_state_do set_my_want_state_will
- #define set_his_want_state_will set_my_want_state_do
-
- #define set_his_state_dont set_my_state_wont
- #define set_his_state_wont set_my_state_dont
- #define set_his_want_state_dont set_my_want_state_wont
- #define set_his_want_state_wont set_my_want_state_dont
-
- #define his_will_wont_is_changing my_do_dont_is_changing
- #define his_do_dont_is_changing my_will_wont_is_changing
-