After running a "make unifdef", commit the resultant diffs.
This code is now a complete sunset of the crypto (master) code.
This commit is contained in:
markm
parent
7df85143bf
commit
5066ce7ed8
@ -56,9 +56,6 @@ extern int diagnostic; /* telnet diagnostic capabilities */
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#ifdef BFTPDAEMON
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extern int bftpd; /* behave as bftp daemon */
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#endif /* BFTPDAEMON */
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#if defined(SecurID)
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extern int require_SecurID;
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#endif
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extern slcfun slctab[NSLC + 1]; /* slc mapping table */
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@ -90,12 +87,12 @@ extern int SYNCHing; /* we are in TELNET SYNCH mode */
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extern void
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_termstat P((void)),
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add_slc P((int, int, int)),
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add_slc P((char, char, cc_t)),
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check_slc P((void)),
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change_slc P((int, int, int)),
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change_slc P((char, char, cc_t)),
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cleanup P((int)),
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clientstat P((int, int, int)),
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copy_termbuf P((char *, int)),
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copy_termbuf P((char *, size_t)),
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deferslc P((void)),
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defer_terminit P((void)),
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do_opt_slc P((unsigned char *, int)),
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@ -103,8 +100,8 @@ extern void
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dooption P((int)),
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dontoption P((int)),
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edithost P((char *, char *)),
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fatal P((int, char *)),
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fatalperror P((int, char *)),
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fatal P((int, const char *)),
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fatalperror P((int, const char *)),
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get_slc_defaults P((void)),
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init_env P((void)),
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init_termbuf P((void)),
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@ -114,10 +111,11 @@ extern void
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netclear P((void)),
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netflush P((void)),
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#ifdef DIAGNOSTICS
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printoption P((char *, int)),
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printdata P((char *, char *, int)),
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printsub P((int, unsigned char *, int)),
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printoption P((const char *, int)),
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printdata P((const char *, char *, int)),
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printsub P((char, unsigned char *, int)),
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#endif
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process_slc P((unsigned char, unsigned char, cc_t)),
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ptyflush P((void)),
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putchr P((int)),
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putf P((char *, char *)),
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@ -179,6 +177,7 @@ extern void
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int output_data __P((const char *, ...)) __printflike(1, 2);
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void output_datalen __P((const char *, int));
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void startslave __P((char *, int, char *));
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@ -31,13 +31,13 @@
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifndef lint
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#if 0
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static const char sccsid[] = "@(#)slc.c 8.2 (Berkeley) 5/30/95";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include "telnetd.h"
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@ -56,10 +56,10 @@ static unsigned char slcbuf[NSLC*6]; /* buffer for slc negotiation */
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*
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* Write out the current special characters to the client.
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*/
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void
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send_slc()
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void
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send_slc(void)
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{
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register int i;
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int i;
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/*
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* Send out list of triplets of special characters
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@ -80,10 +80,10 @@ send_slc()
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*
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* Set pty special characters to all the defaults.
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*/
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void
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default_slc()
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static void
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default_slc(void)
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{
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register int i;
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int i;
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for (i = 1; i <= NSLC; i++) {
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slctab[i].current.val = slctab[i].defset.val;
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@ -105,10 +105,10 @@ default_slc()
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*
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* Initialize the slc mapping table.
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*/
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void
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get_slc_defaults()
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void
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get_slc_defaults(void)
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{
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register int i;
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int i;
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init_termbuf();
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@ -127,10 +127,8 @@ get_slc_defaults()
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*
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* Add an slc triplet to the slc buffer.
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*/
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void
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add_slc(func, flag, val)
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register char func, flag;
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register cc_t val;
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void
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add_slc(char func, char flag, cc_t val)
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{
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if ((*slcptr++ = (unsigned char)func) == 0xff)
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@ -152,9 +150,8 @@ add_slc(func, flag, val)
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* The parameter getit is non-zero if it is necessary to grab a copy
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* of the terminal control structures.
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*/
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void
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start_slc(getit)
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register int getit;
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void
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start_slc(int getit)
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{
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slcchange = 0;
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@ -171,11 +168,10 @@ start_slc(getit)
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*
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* Finish up the slc negotiation. If something to send, then send it.
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*/
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int
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end_slc(bufp)
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register unsigned char **bufp;
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int
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end_slc(unsigned char **bufp)
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{
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register int len;
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int len;
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/*
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* If a change has occured, store the new terminal control
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@ -217,12 +213,10 @@ end_slc(bufp)
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*
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* Figure out what to do about the client's slc
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*/
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void
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process_slc(func, flag, val)
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register unsigned char func, flag;
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register cc_t val;
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void
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process_slc(unsigned char func, unsigned char flag, cc_t val)
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{
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register int hislevel, mylevel, ack;
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int hislevel, mylevel, ack;
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/*
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* Ensure that we know something about this function
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@ -283,12 +277,10 @@ process_slc(func, flag, val)
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* Process a request to change one of our special characters.
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* Compare client's request with what we are capable of supporting.
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*/
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void
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change_slc(func, flag, val)
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register char func, flag;
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register cc_t val;
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void
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change_slc(char func, char flag, cc_t val)
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{
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register int hislevel, mylevel;
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int hislevel, mylevel;
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hislevel = flag & SLC_LEVELBITS;
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mylevel = slctab[(int)func].defset.flag & SLC_LEVELBITS;
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@ -393,10 +385,10 @@ cc_t oldeofc = '\004';
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* likely to have changed. If a local change occurs, kick the support level
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* and flags up to the defaults.
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*/
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void
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check_slc()
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void
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check_slc(void)
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{
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register int i;
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int i;
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for (i = 1; i <= NSLC; i++) {
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#if defined(USE_TERMIO) && (VEOF == VMIN)
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@ -436,14 +428,12 @@ check_slc()
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*
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* ptr points to the beginning of the buffer, len is the length.
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*/
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void
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do_opt_slc(ptr, len)
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register unsigned char *ptr;
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register int len;
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void
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do_opt_slc(unsigned char *ptr, int len)
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{
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register unsigned char func, flag;
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unsigned char func, flag;
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cc_t val;
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register unsigned char *end = ptr + len;
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unsigned char *end = ptr + len;
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if (terminit()) { /* go ahead */
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while (ptr < end) {
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@ -477,8 +467,8 @@ do_opt_slc(ptr, len)
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*
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* Do slc stuff that was deferred.
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*/
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void
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deferslc()
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void
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deferslc(void)
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{
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if (def_slcbuf) {
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start_slc(1);
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@ -31,13 +31,13 @@
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifndef lint
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#if 0
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static const char sccsid[] = "@(#)state.c 8.5 (Berkeley) 5/30/95";
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#endif
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static const char rcsid[] =
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"$FreeBSD$";
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#endif /* not lint */
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#include <stdarg.h>
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#include "telnetd.h"
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@ -83,10 +83,12 @@ unsigned char *subsave;
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#define TS_DO 7 /* do " */
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#define TS_DONT 8 /* dont " */
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void
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telrcv()
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static void doclientstat(void);
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void
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telrcv(void)
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{
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register int c;
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int c;
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static int state = TS_DATA;
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while (ncc > 0) {
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@ -404,9 +406,8 @@ gotiac: switch (c) {
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* is complete.
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*
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*/
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void
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send_do(option, init)
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int option, init;
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void
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send_do(int option, int init)
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{
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if (init) {
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if ((do_dont_resp[option] == 0 && his_state_is_will(option)) ||
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@ -428,16 +429,11 @@ send_do(option, init)
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DIAG(TD_OPTIONS, printoption("td: send do", option));
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}
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#ifdef LINEMODE
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extern void doclientstat();
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#endif
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void
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willoption(option)
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int option;
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void
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willoption(int option)
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{
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int changeok = 0;
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void (*func)() = 0;
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void (*func)(void) = 0;
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/*
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* process input from peer.
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@ -603,9 +599,8 @@ willoption(option)
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(*func)();
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} /* end of willoption */
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void
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send_dont(option, init)
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int option, init;
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void
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send_dont(int option, int init)
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{
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if (init) {
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if ((do_dont_resp[option] == 0 && his_state_is_wont(option)) ||
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@ -619,9 +614,8 @@ send_dont(option, init)
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DIAG(TD_OPTIONS, printoption("td: send dont", option));
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}
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void
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wontoption(option)
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int option;
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void
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wontoption(int option)
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{
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/*
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* Process client input.
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@ -742,9 +736,8 @@ wontoption(option)
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} /* end of wontoption */
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void
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send_will(option, init)
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int option, init;
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void
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send_will(int option, int init)
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{
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if (init) {
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if ((will_wont_resp[option] == 0 && my_state_is_will(option))||
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@ -769,9 +762,8 @@ send_will(option, init)
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int turn_on_sga = 0;
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#endif
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void
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dooption(option)
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int option;
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void
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dooption(int option)
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{
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int changeok = 0;
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@ -895,9 +887,8 @@ dooption(option)
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} /* end of dooption */
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void
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send_wont(option, init)
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int option, init;
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void
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send_wont(int option, int init)
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{
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if (init) {
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if ((will_wont_resp[option] == 0 && my_state_is_wont(option)) ||
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@ -911,9 +902,8 @@ send_wont(option, init)
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DIAG(TD_OPTIONS, printoption("td: send wont", option));
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}
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void
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dontoption(option)
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int option;
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void
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dontoption(int option)
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{
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/*
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* Process client input.
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@ -1017,17 +1007,17 @@ int env_ovalue = -1;
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* Window size
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* Terminal speed
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*/
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void
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suboption()
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void
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suboption(void)
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{
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register int subchar;
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int subchar;
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DIAG(TD_OPTIONS, {netflush(); printsub('<', subpointer, SB_LEN()+2);});
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subchar = SB_GET();
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switch (subchar) {
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case TELOPT_TSPEED: {
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register int xspeed, rspeed;
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int xspeed, rspeed;
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if (his_state_is_wont(TELOPT_TSPEED)) /* Ignore if option disabled */
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break;
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@ -1065,7 +1055,7 @@ suboption()
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while ((terminaltype < (terminalname + sizeof terminalname-1)) &&
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!SB_EOF()) {
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register int c;
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int c;
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c = SB_GET();
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if (isupper(c)) {
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@ -1079,7 +1069,7 @@ suboption()
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} /* end of case TELOPT_TTYPE */
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case TELOPT_NAWS: {
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register int xwinsize, ywinsize;
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int xwinsize, ywinsize;
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if (his_state_is_wont(TELOPT_NAWS)) /* Ignore if option disabled */
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break;
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@ -1104,7 +1094,7 @@ suboption()
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#ifdef LINEMODE
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case TELOPT_LINEMODE: {
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register int request;
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int request;
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if (his_state_is_wont(TELOPT_LINEMODE)) /* Ignore if option disabled */
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break;
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@ -1184,8 +1174,8 @@ suboption()
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case TELOPT_NEW_ENVIRON:
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#endif
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case TELOPT_OLD_ENVIRON: {
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register int c;
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register char *cp, *varp, *valp;
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int c;
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char *cp, *varp, *valp;
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if (SB_EOF())
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return;
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@ -1216,7 +1206,7 @@ suboption()
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* reversed.
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*/
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if (env_ovar < 0) {
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register int last = -1; /* invalid value */
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int last = -1; /* invalid value */
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int empty = 0;
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int got_var = 0, got_value = 0, got_uservar = 0;
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@ -1373,20 +1363,20 @@ suboption()
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} /* end of suboption */
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void
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doclientstat()
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static void
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doclientstat(void)
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{
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clientstat(TELOPT_LINEMODE, WILL, 0);
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}
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#define ADD(c) *ncp++ = c
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#define ADD_DATA(c) { *ncp++ = c; if (c == SE || c == IAC) *ncp++ = c; }
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void
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send_status()
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void
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send_status(void)
|
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{
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unsigned char statusbuf[256];
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register unsigned char *ncp;
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register unsigned char i;
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unsigned char *ncp;
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unsigned char i;
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ncp = statusbuf;
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File diff suppressed because it is too large
Load Diff
@ -31,59 +31,32 @@
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static const char copyright[] =
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"@(#) Copyright (c) 1989, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#include <sys/cdefs.h>
|
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__FBSDID("$FreeBSD$");
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|
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#ifndef lint
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#if 0
|
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static const char sccsid[] = "@(#)telnetd.c 8.4 (Berkeley) 5/30/95";
|
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#endif
|
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static const char rcsid[] =
|
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"$FreeBSD$";
|
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#endif /* not lint */
|
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|
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#include "telnetd.h"
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#include "pathnames.h"
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#include <err.h>
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#include <arpa/inet.h>
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#include <sys/mman.h>
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#include <err.h>
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#include <libutil.h>
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#include <paths.h>
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#include <termcap.h>
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#include <utmp.h>
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#if defined(SecurID)
|
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int require_SecurID = 0;
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#endif
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#include <arpa/inet.h>
|
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#include <libtelnet/misc.h>
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char remote_hostname[MAXHOSTNAMELEN];
|
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int utmp_len = sizeof(remote_hostname) - 1;
|
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size_t utmp_len = sizeof(remote_hostname) - 1;
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int registerd_host_only = 0;
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#ifdef STREAMSPTY
|
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# include <stropts.h>
|
||||
# include <termio.h>
|
||||
/* make sure we don't get the bsd version */
|
||||
# include "/usr/include/sys/tty.h"
|
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# include <sys/ptyvar.h>
|
||||
|
||||
/*
|
||||
* Because of the way ptyibuf is used with streams messages, we need
|
||||
* ptyibuf+1 to be on a full-word boundary. The following weirdness
|
||||
* is simply to make that happen.
|
||||
*/
|
||||
long ptyibufbuf[BUFSIZ/sizeof(long)+1];
|
||||
char *ptyibuf = ((char *)&ptyibufbuf[1])-1;
|
||||
char *ptyip = ((char *)&ptyibufbuf[1])-1;
|
||||
char ptyibuf2[BUFSIZ];
|
||||
unsigned char ctlbuf[BUFSIZ];
|
||||
struct strbuf strbufc, strbufd;
|
||||
|
||||
#else /* ! STREAMPTY */
|
||||
|
||||
/*
|
||||
* I/O data buffers,
|
||||
@ -92,25 +65,21 @@ struct strbuf strbufc, strbufd;
|
||||
char ptyibuf[BUFSIZ], *ptyip = ptyibuf;
|
||||
char ptyibuf2[BUFSIZ];
|
||||
|
||||
# include <termcap.h>
|
||||
|
||||
int readstream(int p, char *ibuf, int bufsize);
|
||||
void doit(struct sockaddr *who);
|
||||
int terminaltypeok(char *s);
|
||||
void startslave(char *host, int autologin, char *autoname);
|
||||
|
||||
#endif /* ! STREAMPTY */
|
||||
int readstream(int, char *, int);
|
||||
void doit(struct sockaddr *);
|
||||
int terminaltypeok(char *);
|
||||
|
||||
int hostinfo = 1; /* do we print login banner? */
|
||||
|
||||
int debug = 0;
|
||||
int keepalive = 1;
|
||||
char *altlogin;
|
||||
const char *altlogin;
|
||||
|
||||
void doit __P((struct sockaddr *));
|
||||
int terminaltypeok __P((char *));
|
||||
void startslave __P((char *, int, char *));
|
||||
extern void usage P((void));
|
||||
static void _gettermname __P((void));
|
||||
|
||||
/*
|
||||
* The string to pass to getopt(). We do it this way so
|
||||
@ -128,22 +97,30 @@ char valid_opts[] = {
|
||||
#endif
|
||||
#ifdef LINEMODE
|
||||
'l',
|
||||
#endif
|
||||
#ifdef SecurID
|
||||
's',
|
||||
#endif
|
||||
'\0'
|
||||
};
|
||||
|
||||
int family = AF_INET;
|
||||
|
||||
#ifndef MAXHOSTNAMELEN
|
||||
#define MAXHOSTNAMELEN 256
|
||||
#endif /* MAXHOSTNAMELEN */
|
||||
|
||||
char *hostname;
|
||||
char host_name[MAXHOSTNAMELEN];
|
||||
|
||||
extern void telnet P((int, int, char *));
|
||||
|
||||
int level;
|
||||
char user_name[256];
|
||||
|
||||
int
|
||||
main(argc, argv)
|
||||
char *argv[];
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
struct sockaddr_storage from;
|
||||
int on = 1, fromlen;
|
||||
register int ch;
|
||||
int ch;
|
||||
#if defined(IPPROTO_IP) && defined(IP_TOS)
|
||||
int tos = -1;
|
||||
#endif
|
||||
@ -236,12 +213,6 @@ main(argc, argv)
|
||||
altlogin = optarg;
|
||||
break;
|
||||
|
||||
#ifdef SecurID
|
||||
case 's':
|
||||
/* SecurID required */
|
||||
require_SecurID = 1;
|
||||
break;
|
||||
#endif /* SecurID */
|
||||
case 'S':
|
||||
#ifdef HAS_GETTOS
|
||||
if ((tos = parsetos(optarg, "tcp")) < 0)
|
||||
@ -254,9 +225,7 @@ main(argc, argv)
|
||||
break;
|
||||
|
||||
case 'u':
|
||||
utmp_len = atoi(optarg);
|
||||
if (utmp_len < 0)
|
||||
utmp_len = -utmp_len;
|
||||
utmp_len = (size_t)atoi(optarg);
|
||||
if (utmp_len >= sizeof(remote_hostname))
|
||||
utmp_len = sizeof(remote_hostname) - 1;
|
||||
break;
|
||||
@ -290,7 +259,7 @@ main(argc, argv)
|
||||
|
||||
if (debug) {
|
||||
int s, ns, foo, error;
|
||||
char *service = "telnet";
|
||||
const char *service = "telnet";
|
||||
struct addrinfo hints, *res;
|
||||
|
||||
if (argc > 1) {
|
||||
@ -392,9 +361,6 @@ usage()
|
||||
#endif
|
||||
fprintf(stderr, " [-n]");
|
||||
fprintf(stderr, "\n\t");
|
||||
#ifdef SecurID
|
||||
fprintf(stderr, " [-s]");
|
||||
#endif
|
||||
#ifdef HAS_GETTOS
|
||||
fprintf(stderr, " [-S tos]");
|
||||
#endif
|
||||
@ -413,12 +379,13 @@ static unsigned char ttytype_sbbuf[] = {
|
||||
IAC, SB, TELOPT_TTYPE, TELQUAL_SEND, IAC, SE
|
||||
};
|
||||
|
||||
int
|
||||
getterminaltype(name)
|
||||
char *name;
|
||||
|
||||
#define undef2 __unused
|
||||
|
||||
static int
|
||||
getterminaltype(char *name undef2)
|
||||
{
|
||||
int retval = -1;
|
||||
void _gettermname();
|
||||
|
||||
settimer(baseline);
|
||||
|
||||
@ -533,8 +500,8 @@ getterminaltype(name)
|
||||
return(retval);
|
||||
} /* end of getterminaltype */
|
||||
|
||||
void
|
||||
_gettermname()
|
||||
static void
|
||||
_gettermname(void)
|
||||
{
|
||||
/*
|
||||
* If the client turned off the option,
|
||||
@ -551,9 +518,8 @@ _gettermname()
|
||||
ttloop();
|
||||
}
|
||||
|
||||
int
|
||||
terminaltypeok(s)
|
||||
char *s;
|
||||
int
|
||||
terminaltypeok(char *s)
|
||||
{
|
||||
char buf[1024];
|
||||
|
||||
@ -572,25 +538,13 @@ terminaltypeok(s)
|
||||
return(1);
|
||||
}
|
||||
|
||||
#ifndef MAXHOSTNAMELEN
|
||||
#define MAXHOSTNAMELEN 256
|
||||
#endif /* MAXHOSTNAMELEN */
|
||||
|
||||
char *hostname;
|
||||
char host_name[MAXHOSTNAMELEN];
|
||||
|
||||
extern void telnet P((int, int, char *));
|
||||
|
||||
int level;
|
||||
char user_name[256];
|
||||
/*
|
||||
* Get a pty, scan input lines.
|
||||
*/
|
||||
void
|
||||
doit(who)
|
||||
struct sockaddr *who;
|
||||
void
|
||||
doit(struct sockaddr *who)
|
||||
{
|
||||
int err;
|
||||
int err_; /* XXX */
|
||||
int ptynum;
|
||||
|
||||
/*
|
||||
@ -624,10 +578,10 @@ doit(who)
|
||||
|
||||
trimdomain(remote_hostname, UT_HOSTSIZE);
|
||||
if (!isdigit(remote_hostname[0]) && strlen(remote_hostname) > utmp_len)
|
||||
err = getnameinfo(who, who->sa_len, remote_hostname,
|
||||
err_ = getnameinfo(who, who->sa_len, remote_hostname,
|
||||
sizeof(remote_hostname), NULL, 0,
|
||||
NI_NUMERICHOST|NI_WITHSCOPEID);
|
||||
/* XXX: do 'err' check */
|
||||
/* XXX: do 'err_' check */
|
||||
|
||||
(void) gethostname(host_name, sizeof(host_name) - 1);
|
||||
host_name[sizeof(host_name) - 1] = '\0';
|
||||
@ -651,10 +605,8 @@ doit(who)
|
||||
* Main loop. Select from pty and network, and
|
||||
* hand data to telnet receiver finite state machine.
|
||||
*/
|
||||
void
|
||||
telnet(f, p, host)
|
||||
int f, p;
|
||||
char *host;
|
||||
void
|
||||
telnet(int f, int p, char *host)
|
||||
{
|
||||
int on = 1;
|
||||
#define TABBUFSIZ 512
|
||||
@ -761,12 +713,10 @@ telnet(f, p, host)
|
||||
if (my_state_is_wont(TELOPT_ECHO))
|
||||
send_will(TELOPT_ECHO, 1);
|
||||
|
||||
#ifndef STREAMSPTY
|
||||
/*
|
||||
* Turn on packet mode
|
||||
*/
|
||||
(void) ioctl(p, TIOCPKT, (char *)&on);
|
||||
#endif
|
||||
|
||||
#if defined(LINEMODE) && defined(KLUDGELINEMODE)
|
||||
/*
|
||||
@ -808,7 +758,7 @@ telnet(f, p, host)
|
||||
|
||||
#ifdef TIOCNOTTY
|
||||
{
|
||||
register int t;
|
||||
int t;
|
||||
t = open(_PATH_TTY, O_RDWR);
|
||||
if (t >= 0) {
|
||||
(void) ioctl(t, TIOCNOTTY, (char *)0);
|
||||
@ -826,7 +776,6 @@ telnet(f, p, host)
|
||||
*/
|
||||
|
||||
if (getent(defent, "default") == 1) {
|
||||
char *Getstr();
|
||||
char *cp=defstrs;
|
||||
|
||||
HE = Getstr("he", &cp);
|
||||
@ -835,9 +784,9 @@ telnet(f, p, host)
|
||||
if (HN && *HN)
|
||||
(void) strlcpy(host_name, HN, sizeof(host_name));
|
||||
if (IM == 0)
|
||||
IM = "";
|
||||
IM = strdup("");
|
||||
} else {
|
||||
IM = DEFAULT_IM;
|
||||
IM = strdup(DEFAULT_IM);
|
||||
HE = 0;
|
||||
}
|
||||
edithost(HE, host_name);
|
||||
@ -868,7 +817,7 @@ telnet(f, p, host)
|
||||
nfd = ((f > p) ? f : p) + 1;
|
||||
for (;;) {
|
||||
fd_set ibits, obits, xbits;
|
||||
register int c;
|
||||
int c;
|
||||
|
||||
if (ncc < 0 && pcc < 0)
|
||||
break;
|
||||
@ -989,11 +938,7 @@ telnet(f, p, host)
|
||||
* Something to read from the pty...
|
||||
*/
|
||||
if (FD_ISSET(p, &ibits)) {
|
||||
#ifndef STREAMSPTY
|
||||
pcc = read(p, ptyibuf, BUFSIZ);
|
||||
#else
|
||||
pcc = readstream(p, ptyibuf, BUFSIZ);
|
||||
#endif
|
||||
/*
|
||||
* On some systems, if we try to read something
|
||||
* off the master side before the slave side is
|
||||
@ -1088,114 +1033,16 @@ telnet(f, p, host)
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef STREAMSPTY
|
||||
|
||||
int flowison = -1; /* current state of flow: -1 is unknown */
|
||||
|
||||
int readstream(p, ibuf, bufsize)
|
||||
int p;
|
||||
char *ibuf;
|
||||
int bufsize;
|
||||
{
|
||||
int flags = 0;
|
||||
int ret = 0;
|
||||
struct termios *tsp;
|
||||
struct termio *tp;
|
||||
struct iocblk *ip;
|
||||
char vstop, vstart;
|
||||
int ixon;
|
||||
int newflow;
|
||||
|
||||
strbufc.maxlen = BUFSIZ;
|
||||
strbufc.buf = (char *)ctlbuf;
|
||||
strbufd.maxlen = bufsize-1;
|
||||
strbufd.len = 0;
|
||||
strbufd.buf = ibuf+1;
|
||||
ibuf[0] = 0;
|
||||
|
||||
ret = getmsg(p, &strbufc, &strbufd, &flags);
|
||||
if (ret < 0) /* error of some sort -- probably EAGAIN */
|
||||
return(-1);
|
||||
|
||||
if (strbufc.len <= 0 || ctlbuf[0] == M_DATA) {
|
||||
/* data message */
|
||||
if (strbufd.len > 0) { /* real data */
|
||||
return(strbufd.len + 1); /* count header char */
|
||||
} else {
|
||||
/* nothing there */
|
||||
errno = EAGAIN;
|
||||
return(-1);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* It's a control message. Return 1, to look at the flag we set
|
||||
*/
|
||||
|
||||
switch (ctlbuf[0]) {
|
||||
case M_FLUSH:
|
||||
if (ibuf[1] & FLUSHW)
|
||||
ibuf[0] = TIOCPKT_FLUSHWRITE;
|
||||
return(1);
|
||||
|
||||
case M_IOCTL:
|
||||
ip = (struct iocblk *) (ibuf+1);
|
||||
|
||||
switch (ip->ioc_cmd) {
|
||||
case TCSETS:
|
||||
case TCSETSW:
|
||||
case TCSETSF:
|
||||
tsp = (struct termios *)
|
||||
(ibuf+1 + sizeof(struct iocblk));
|
||||
vstop = tsp->c_cc[VSTOP];
|
||||
vstart = tsp->c_cc[VSTART];
|
||||
ixon = tsp->c_iflag & IXON;
|
||||
break;
|
||||
case TCSETA:
|
||||
case TCSETAW:
|
||||
case TCSETAF:
|
||||
tp = (struct termio *) (ibuf+1 + sizeof(struct iocblk));
|
||||
vstop = tp->c_cc[VSTOP];
|
||||
vstart = tp->c_cc[VSTART];
|
||||
ixon = tp->c_iflag & IXON;
|
||||
break;
|
||||
default:
|
||||
errno = EAGAIN;
|
||||
return(-1);
|
||||
}
|
||||
|
||||
newflow = (ixon && (vstart == 021) && (vstop == 023)) ? 1 : 0;
|
||||
if (newflow != flowison) { /* it's a change */
|
||||
flowison = newflow;
|
||||
ibuf[0] = newflow ? TIOCPKT_DOSTOP : TIOCPKT_NOSTOP;
|
||||
return(1);
|
||||
}
|
||||
}
|
||||
|
||||
/* nothing worth doing anything about */
|
||||
errno = EAGAIN;
|
||||
return(-1);
|
||||
}
|
||||
#endif /* STREAMSPTY */
|
||||
|
||||
/*
|
||||
* Send interrupt to process on other side of pty.
|
||||
* If it is in raw mode, just write NULL;
|
||||
* otherwise, write intr char.
|
||||
*/
|
||||
void
|
||||
interrupt()
|
||||
void
|
||||
interrupt(void)
|
||||
{
|
||||
ptyflush(); /* half-hearted */
|
||||
|
||||
#if defined(STREAMSPTY) && defined(TIOCSIGNAL)
|
||||
/* Streams PTY style ioctl to post a signal */
|
||||
{
|
||||
int sig = SIGINT;
|
||||
(void) ioctl(pty, TIOCSIGNAL, &sig);
|
||||
(void) ioctl(pty, I_FLUSH, FLUSHR);
|
||||
}
|
||||
#else
|
||||
#ifdef TCSIG
|
||||
(void) ioctl(pty, TCSIG, (char *)SIGINT);
|
||||
#else /* TCSIG */
|
||||
@ -1203,7 +1050,6 @@ interrupt()
|
||||
*pfrontp++ = slctab[SLC_IP].sptr ?
|
||||
(unsigned char)*slctab[SLC_IP].sptr : '\177';
|
||||
#endif /* TCSIG */
|
||||
#endif
|
||||
}
|
||||
|
||||
/*
|
||||
@ -1211,8 +1057,8 @@ interrupt()
|
||||
* If it is in raw mode, just write NULL;
|
||||
* otherwise, write quit char.
|
||||
*/
|
||||
void
|
||||
sendbrk()
|
||||
void
|
||||
sendbrk(void)
|
||||
{
|
||||
ptyflush(); /* half-hearted */
|
||||
#ifdef TCSIG
|
||||
@ -1224,8 +1070,8 @@ sendbrk()
|
||||
#endif /* TCSIG */
|
||||
}
|
||||
|
||||
void
|
||||
sendsusp()
|
||||
void
|
||||
sendsusp(void)
|
||||
{
|
||||
#ifdef SIGTSTP
|
||||
ptyflush(); /* half-hearted */
|
||||
@ -1242,8 +1088,8 @@ sendsusp()
|
||||
* When we get an AYT, if ^T is enabled, use that. Otherwise,
|
||||
* just send back "[Yes]".
|
||||
*/
|
||||
void
|
||||
recv_ayt()
|
||||
void
|
||||
recv_ayt(void)
|
||||
{
|
||||
#if defined(SIGINFO) && defined(TCSIG)
|
||||
if (slctab[SLC_AYT].sptr && *slctab[SLC_AYT].sptr != _POSIX_VDISABLE) {
|
||||
@ -1254,8 +1100,8 @@ recv_ayt()
|
||||
output_data("\r\n[Yes]\r\n");
|
||||
}
|
||||
|
||||
void
|
||||
doeof()
|
||||
void
|
||||
doeof(void)
|
||||
{
|
||||
init_termbuf();
|
||||
|
||||
|
||||
@ -31,6 +31,7 @@
|
||||
* SUCH DAMAGE.
|
||||
*
|
||||
* @(#)telnetd.h 8.1 (Berkeley) 6/4/93
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
|
||||
@ -45,5 +46,4 @@
|
||||
|
||||
/* other external variables */
|
||||
extern char **environ;
|
||||
extern int errno;
|
||||
|
||||
extern const char *altlogin;
|
||||
|
||||
@ -31,16 +31,17 @@
|
||||
* SUCH DAMAGE.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
|
||||
__FBSDID("$FreeBSD$");
|
||||
|
||||
#ifndef lint
|
||||
#if 0
|
||||
static const char sccsid[] = "@(#)termstat.c 8.2 (Berkeley) 5/30/95";
|
||||
#endif
|
||||
static const char rcsid[] =
|
||||
"$FreeBSD$";
|
||||
#endif /* not lint */
|
||||
|
||||
#include "telnetd.h"
|
||||
|
||||
|
||||
/*
|
||||
* local variables
|
||||
*/
|
||||
@ -129,8 +130,8 @@ static int _terminit = 0;
|
||||
* then linemode is off, if server won't SGA, then linemode
|
||||
* is on.
|
||||
*/
|
||||
void
|
||||
localstat()
|
||||
void
|
||||
localstat(void)
|
||||
{
|
||||
int need_will_echo = 0;
|
||||
|
||||
@ -181,6 +182,7 @@ localstat()
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Do echo mode handling as soon as we know what the
|
||||
* linemode is going to be.
|
||||
@ -333,8 +335,8 @@ localstat()
|
||||
*
|
||||
* Check for changes to flow control
|
||||
*/
|
||||
void
|
||||
flowstat()
|
||||
void
|
||||
flowstat(void)
|
||||
{
|
||||
if (his_state_is_will(TELOPT_LFLOW)) {
|
||||
if (tty_flowmode() != flowmode) {
|
||||
@ -363,9 +365,8 @@ flowstat()
|
||||
* at a time, and if using kludge linemode, then only linemode may be
|
||||
* affected.
|
||||
*/
|
||||
void
|
||||
clientstat(code, parm1, parm2)
|
||||
register int code, parm1, parm2;
|
||||
void
|
||||
clientstat(int code, int parm1, int parm2)
|
||||
{
|
||||
|
||||
/*
|
||||
@ -440,7 +441,7 @@ clientstat(code, parm1, parm2)
|
||||
|
||||
case LM_MODE:
|
||||
{
|
||||
register int ack, changed;
|
||||
int ack, changed;
|
||||
|
||||
/*
|
||||
* Client has sent along a mode mask. If it agrees with
|
||||
@ -565,8 +566,8 @@ clientstat(code, parm1, parm2)
|
||||
* function is called when the pty state has been processed for the first time.
|
||||
* It calls other functions that do things that were deferred in each module.
|
||||
*/
|
||||
void
|
||||
defer_terminit()
|
||||
void
|
||||
defer_terminit(void)
|
||||
{
|
||||
|
||||
/*
|
||||
@ -600,8 +601,8 @@ defer_terminit()
|
||||
*
|
||||
* Returns true if the pty state has been processed yet.
|
||||
*/
|
||||
int
|
||||
terminit()
|
||||
int
|
||||
terminit(void)
|
||||
{
|
||||
return(_terminit);
|
||||
|
||||
|
||||
@ -47,6 +47,7 @@ static const char rcsid[] =
|
||||
#define PRINTOPTIONS
|
||||
#include "telnetd.h"
|
||||
|
||||
|
||||
/*
|
||||
* utility functions performing io related tasks
|
||||
*/
|
||||
@ -88,11 +89,10 @@ ttloop()
|
||||
/*
|
||||
* Check a descriptor to see if out of band data exists on it.
|
||||
*/
|
||||
int
|
||||
stilloob(s)
|
||||
int s; /* socket number */
|
||||
int
|
||||
stilloob(int s)
|
||||
{
|
||||
static struct timeval timeout = { 0 };
|
||||
static struct timeval timeout = { 0, 0 };
|
||||
fd_set excepts;
|
||||
int value;
|
||||
|
||||
@ -113,8 +113,8 @@ stilloob(s)
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
ptyflush()
|
||||
void
|
||||
ptyflush(void)
|
||||
{
|
||||
int n;
|
||||
|
||||
@ -144,9 +144,8 @@ ptyflush()
|
||||
* if the current address is a TELNET IAC ("I Am a Command")
|
||||
* character.
|
||||
*/
|
||||
char *
|
||||
nextitem(current)
|
||||
char *current;
|
||||
static char *
|
||||
nextitem(char *current)
|
||||
{
|
||||
if ((*current&0xff) != IAC) {
|
||||
return current+1;
|
||||
@ -159,7 +158,7 @@ nextitem(current)
|
||||
return current+3;
|
||||
case SB: /* loop forever looking for the SE */
|
||||
{
|
||||
register char *look = current+2;
|
||||
char *look = current+2;
|
||||
|
||||
for (;;) {
|
||||
if ((*look++&0xff) == IAC) {
|
||||
@ -174,7 +173,6 @@ nextitem(current)
|
||||
}
|
||||
} /* end of nextitem */
|
||||
|
||||
|
||||
/*
|
||||
* netclear()
|
||||
*
|
||||
@ -191,10 +189,10 @@ nextitem(current)
|
||||
* caller should be setting the urgent data pointer AFTER calling
|
||||
* us in any case.
|
||||
*/
|
||||
void
|
||||
netclear()
|
||||
void
|
||||
netclear(void)
|
||||
{
|
||||
register char *thisitem, *next;
|
||||
char *thisitem, *next;
|
||||
char *good;
|
||||
#define wewant(p) ((nfrontp > p) && ((*p&0xff) == IAC) && \
|
||||
((*(p+1)&0xff) != EC) && ((*(p+1)&0xff) != EL))
|
||||
@ -236,8 +234,8 @@ netclear()
|
||||
* Send as much data as possible to the network,
|
||||
* handling requests for urgent data.
|
||||
*/
|
||||
void
|
||||
netflush()
|
||||
void
|
||||
netflush(void)
|
||||
{
|
||||
int n;
|
||||
extern int not42;
|
||||
@ -295,10 +293,8 @@ netflush()
|
||||
*/
|
||||
|
||||
|
||||
void
|
||||
fatal(f, msg)
|
||||
int f;
|
||||
char *msg;
|
||||
void
|
||||
fatal(int f, const char *msg)
|
||||
{
|
||||
char buf[BUFSIZ];
|
||||
|
||||
@ -308,12 +304,10 @@ fatal(f, msg)
|
||||
exit(1);
|
||||
}
|
||||
|
||||
void
|
||||
fatalperror(f, msg)
|
||||
int f;
|
||||
char *msg;
|
||||
void
|
||||
fatalperror(int f, const char *msg)
|
||||
{
|
||||
char buf[BUFSIZ], *strerror();
|
||||
char buf[BUFSIZ];
|
||||
|
||||
(void) snprintf(buf, sizeof(buf), "%s: %s", msg, strerror(errno));
|
||||
fatal(f, buf);
|
||||
@ -321,15 +315,13 @@ fatalperror(f, msg)
|
||||
|
||||
char editedhost[32];
|
||||
|
||||
void
|
||||
edithost(pat, host)
|
||||
register char *pat;
|
||||
register char *host;
|
||||
void
|
||||
edithost(char *pat, char *host)
|
||||
{
|
||||
register char *res = editedhost;
|
||||
char *res = editedhost;
|
||||
|
||||
if (!pat)
|
||||
pat = "";
|
||||
pat = strdup("");
|
||||
while (*pat) {
|
||||
switch (*pat) {
|
||||
|
||||
@ -363,18 +355,16 @@ edithost(pat, host)
|
||||
|
||||
static char *putlocation;
|
||||
|
||||
void
|
||||
putstr(s)
|
||||
register char *s;
|
||||
static void
|
||||
putstr(const char *s)
|
||||
{
|
||||
|
||||
while (*s)
|
||||
putchr(*s++);
|
||||
}
|
||||
|
||||
void
|
||||
putchr(cc)
|
||||
int cc;
|
||||
void
|
||||
putchr(int cc)
|
||||
{
|
||||
*putlocation++ = cc;
|
||||
}
|
||||
@ -382,18 +372,11 @@ putchr(cc)
|
||||
#ifdef __FreeBSD__
|
||||
static char fmtstr[] = { "%+" };
|
||||
#else
|
||||
/*
|
||||
* This is split on two lines so that SCCS will not see the M
|
||||
* between two % signs and expand it...
|
||||
*/
|
||||
static char fmtstr[] = { "%l:%M\
|
||||
%P on %A, %d %B %Y" };
|
||||
static char fmtstr[] = { "%l:%M%P on %A, %d %B %Y" };
|
||||
#endif
|
||||
|
||||
void
|
||||
putf(cp, where)
|
||||
register char *cp;
|
||||
char *where;
|
||||
void
|
||||
putf(char *cp, char *where)
|
||||
{
|
||||
char *slash;
|
||||
time_t t;
|
||||
@ -474,10 +457,8 @@ putf(cp, where)
|
||||
/*
|
||||
* Print telnet options and commands in plain text, if possible.
|
||||
*/
|
||||
void
|
||||
printoption(fmt, option)
|
||||
register char *fmt;
|
||||
register int option;
|
||||
void
|
||||
printoption(const char *fmt, int option)
|
||||
{
|
||||
if (TELOPT_OK(option))
|
||||
output_data("%s %s\r\n", fmt, TELOPT(option));
|
||||
@ -488,13 +469,10 @@ printoption(fmt, option)
|
||||
return;
|
||||
}
|
||||
|
||||
void
|
||||
printsub(direction, pointer, length)
|
||||
char direction; /* '<' or '>' */
|
||||
unsigned char *pointer; /* where suboption data sits */
|
||||
int length; /* length of suboption data */
|
||||
void
|
||||
printsub(char direction, unsigned char *pointer, int length)
|
||||
{
|
||||
register int i = 0;
|
||||
int i = 0;
|
||||
|
||||
if (!(diagnostic & TD_OPTIONS))
|
||||
return;
|
||||
@ -503,7 +481,7 @@ printsub(direction, pointer, length)
|
||||
output_data("td: %s suboption ",
|
||||
direction == '<' ? "recv" : "send");
|
||||
if (length >= 3) {
|
||||
register int j;
|
||||
int j;
|
||||
|
||||
i = pointer[length-2];
|
||||
j = pointer[length-1];
|
||||
@ -723,8 +701,8 @@ printsub(direction, pointer, length)
|
||||
break;
|
||||
|
||||
case TELOPT_STATUS: {
|
||||
register char *cp;
|
||||
register int j, k;
|
||||
const char *cp;
|
||||
int j, k;
|
||||
|
||||
output_data("STATUS");
|
||||
|
||||
@ -825,7 +803,7 @@ printsub(direction, pointer, length)
|
||||
output_data("INFO ");
|
||||
env_common:
|
||||
{
|
||||
register int noquote = 2;
|
||||
int noquote = 2;
|
||||
for (i = 2; i < length; i++ ) {
|
||||
switch (pointer[i]) {
|
||||
case NEW_ENV_VAR:
|
||||
@ -888,13 +866,10 @@ printsub(direction, pointer, length)
|
||||
/*
|
||||
* Dump a data buffer in hex and ascii to the output data stream.
|
||||
*/
|
||||
void
|
||||
printdata(tag, ptr, cnt)
|
||||
register char *tag;
|
||||
register char *ptr;
|
||||
register int cnt;
|
||||
void
|
||||
printdata(const char *tag, char *ptr, int cnt)
|
||||
{
|
||||
register int i;
|
||||
int i;
|
||||
char xbuf[30];
|
||||
|
||||
while (cnt) {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user