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authorSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-30 11:07:05 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2018-04-30 13:42:18 +0200
commit443a058db4ee8032221da84823f39f411796ff63 (patch)
treedb5850817d66462ff2f869dfb19c0f0840282cc8 /rtemsbsd/telnetd
parentAdd DHCP clientid to test default network init (diff)
downloadrtems-libbsd-443a058db4ee8032221da84823f39f411796ff63.tar.bz2
Use network services from RTEMS
Close #3419.
Diffstat (limited to 'rtemsbsd/telnetd')
-rw-r--r--rtemsbsd/telnetd/check_passwd.c107
-rw-r--r--rtemsbsd/telnetd/des.c879
-rw-r--r--rtemsbsd/telnetd/passwd.h25
-rw-r--r--rtemsbsd/telnetd/pty.c660
-rw-r--r--rtemsbsd/telnetd/telnetd-init.c33
-rw-r--r--rtemsbsd/telnetd/telnetd.c517
6 files changed, 0 insertions, 2221 deletions
diff --git a/rtemsbsd/telnetd/check_passwd.c b/rtemsbsd/telnetd/check_passwd.c
deleted file mode 100644
index 9e3f2c98..00000000
--- a/rtemsbsd/telnetd/check_passwd.c
+++ /dev/null
@@ -1,107 +0,0 @@
-/*
- * Authorship
- * ----------
- * This software was created by
- * Till Straumann <strauman@slac.stanford.edu>, 2003-2007
- * Stanford Linear Accelerator Center, Stanford University.
- *
- * Acknowledgement of sponsorship
- * ------------------------------
- * This software was produced by
- * the Stanford Linear Accelerator Center, Stanford University,
- * under Contract DE-AC03-76SFO0515 with the Department of Energy.
- *
- * Government disclaimer of liability
- * ----------------------------------
- * Neither the United States nor the United States Department of Energy,
- * nor any of their employees, makes any warranty, express or implied, or
- * assumes any legal liability or responsibility for the accuracy,
- * completeness, or usefulness of any data, apparatus, product, or process
- * disclosed, or represents that its use would not infringe privately owned
- * rights.
- *
- * Stanford disclaimer of liability
- * --------------------------------
- * Stanford University makes no representations or warranties, express or
- * implied, nor assumes any liability for the use of this software.
- *
- * Stanford disclaimer of copyright
- * --------------------------------
- * Stanford University, owner of the copyright, hereby disclaims its
- * copyright and all other rights in this software. Hence, anyone may
- * freely use it for any purpose without restriction.
- *
- * Maintenance of notices
- * ----------------------
- * In the interest of clarity regarding the origin and status of this
- * SLAC software, this and all the preceding Stanford University notices
- * are to remain affixed to any copy or derivative of this software made
- * or distributed by the recipient and are to be affixed to any copy of
- * software made or distributed by the recipient that contains a copy or
- * derivative of this software.
- *
- * ------------------ SLAC Software Notices, Set 4 OTT.002a, 2004 FEB 03
- *
- * Copyright (c) 2009 embedded brains GmbH and others.
- *
- * embedded brains GmbH
- * Obere Lagerstr. 30
- * D-82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <termios.h>
-#include <errno.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <syslog.h>
-
-#include <rtems/telnetd.h>
-
-#include "passwd.h"
-
-char *__des_crypt_r( const char *, const char *, char *, int);
-
-/**
- * @brief Standard Telnet login check that uses DES to encrypt the passphrase.
- *
- * Takes a @a passphrase, encrypts it and compares it to the encrypted
- * passphrase in the @c TELNETD_PASSWD environment variable. No password is
- * required if @c TELNETD_PASSWD is unset. The argument @a user is ignored.
- */
-bool rtems_telnetd_login_check(
- const char *user,
- const char *passphrase
-)
-{
- char *pw = getenv( "TELNETD_PASSWD");
- char cryptbuf [21];
- char salt [3];
-
- if (pw == NULL || strlen( pw) == 0) {
- #ifdef TELNETD_DEFAULT_PASSWD
- pw = TELNETD_DEFAULT_PASSWD;
- #else
- return true;
- #endif
- }
-
- strncpy( salt, pw, 2);
- salt [2] = '\0';
-
- return strcmp(
- __des_crypt_r( passphrase, salt, cryptbuf, sizeof( cryptbuf)),
- pw
- ) == 0;
-}
diff --git a/rtemsbsd/telnetd/des.c b/rtemsbsd/telnetd/des.c
deleted file mode 100644
index 542e8968..00000000
--- a/rtemsbsd/telnetd/des.c
+++ /dev/null
@@ -1,879 +0,0 @@
-/*
- * FreeSec: libcrypt for NetBSD
- *
- * Copyright (c) 1994 David Burren
- * All rights reserved.
- *
- * Ported to RTEMS and made reentrant by Till Straumann, 9/2003
- *
- * Adapted for FreeBSD-2.0 by Geoffrey M. Rehmet
- * this file should now *only* export crypt(), in order to make
- * binaries of libcrypt exportable from the USA
- *
- * Adapted for FreeBSD-4.0 by Mark R V Murray
- * this file should now *only* export crypt_des(), in order to make
- * a module that can be optionally included in libcrypt.
- *
- * 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. Neither the name of the author nor the names of other contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
- *
- * This is an original implementation of the DES and the crypt(3) interfaces
- * by David Burren <davidb@werj.com.au>.
- *
- * An excellent reference on the underlying algorithm (and related
- * algorithms) is:
- *
- * B. Schneier, Applied Cryptography: protocols, algorithms,
- * and source code in C, John Wiley & Sons, 1994.
- *
- * Note that in that book's description of DES the lookups for the initial,
- * pbox, and final permutations are inverted (this has been brought to the
- * attention of the author). A list of errata for this book has been
- * posted to the sci.crypt newsgroup by the author and is available for FTP.
- *
- * ARCHITECTURE ASSUMPTIONS:
- * It is assumed that the 8-byte arrays passed by reference can be
- * addressed as arrays of u_int32_t's (ie. the CPU is not picky about
- * alignment).
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#define __FORCE_GLIBC
-#include <sys/cdefs.h>
-#include <sys/types.h>
-#include <sys/param.h>
-#include <netinet/in.h>
-#ifndef __rtems__
-#include <pwd.h>
-#include <crypt.h>
-#endif
-#include <string.h>
-#include <stdlib.h>
-
-#define REENTRANT
-/* Re-entrantify me -- all this junk needs to be in
- * struct crypt_data to make this really reentrant... */
-
-/* TS; not really - only the stuff in Des_Context */
-static struct fixed1 {
-u_char inv_key_perm[64];
-u_char inv_comp_perm[56];
-u_char u_sbox[8][64];
-u_char un_pbox[32];
-} des1_f;
-static struct fixed2 {
-u_int32_t ip_maskl[8][256], ip_maskr[8][256];
-} des2_f;
-static struct fixed3 {
-u_int32_t fp_maskl[8][256], fp_maskr[8][256];
-} des3_f;
-static struct fixed4 {
-u_int32_t key_perm_maskl[8][128], key_perm_maskr[8][128];
-u_int32_t comp_maskl[8][128], comp_maskr[8][128];
-} des4_f;
-
-#define inv_key_perm des1_f.inv_key_perm
-#define inv_comp_perm des1_f.inv_comp_perm
-#define u_sbox des1_f.u_sbox
-#define un_pbox des1_f.un_pbox
-#define ip_maskl des2_f.ip_maskl
-#define ip_maskr des2_f.ip_maskr
-#define fp_maskl des3_f.fp_maskl
-#define fp_maskr des3_f.fp_maskr
-#define key_perm_maskl des4_f.key_perm_maskl
-#define key_perm_maskr des4_f.key_perm_maskr
-#define comp_maskl des4_f.comp_maskl
-#define comp_maskr des4_f.comp_maskr
-
-/* These need to be maintained per-process */
-struct Des_Context {
-u_int32_t en_keysl[16], en_keysr[16];
-u_int32_t de_keysl[16], de_keysr[16];
-u_int32_t saltbits;
-u_int32_t old_salt;
-u_int32_t old_rawkey0, old_rawkey1;
-};
-
-#ifndef REENTRANT
-static struct Des_Context single;
-#endif
-
-#define en_keysl des_ctx->en_keysl
-#define en_keysr des_ctx->en_keysr
-#define de_keysl des_ctx->de_keysl
-#define de_keysr des_ctx->de_keysr
-#define saltbits des_ctx->saltbits
-#define old_salt des_ctx->old_salt
-#define old_rawkey0 des_ctx->old_rawkey0
-#define old_rawkey1 des_ctx->old_rawkey1
-
-/* Static stuff that stays resident and doesn't change after
- * being initialized, and therefore doesn't need to be made
- * reentrant. */
-static u_char init_perm[64], final_perm[64];
-static u_char m_sbox[4][4096];
-static u_int32_t psbox[4][256];
-
-
-
-
-/* A pile of data */
-static const u_char ascii64[] = "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
-
-static const u_char IP[64] = {
- 58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4,
- 62, 54, 46, 38, 30, 22, 14, 6, 64, 56, 48, 40, 32, 24, 16, 8,
- 57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3,
- 61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7
-};
-
-static const u_char key_perm[56] = {
- 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18,
- 10, 2, 59, 51, 43, 35, 27, 19, 11, 3, 60, 52, 44, 36,
- 63, 55, 47, 39, 31, 23, 15, 7, 62, 54, 46, 38, 30, 22,
- 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 28, 20, 12, 4
-};
-
-static const u_char key_shifts[16] = {
- 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1
-};
-
-static const u_char comp_perm[48] = {
- 14, 17, 11, 24, 1, 5, 3, 28, 15, 6, 21, 10,
- 23, 19, 12, 4, 26, 8, 16, 7, 27, 20, 13, 2,
- 41, 52, 31, 37, 47, 55, 30, 40, 51, 45, 33, 48,
- 44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32
-};
-
-/*
- * No E box is used, as it's replaced by some ANDs, shifts, and ORs.
- */
-
-static const u_char sbox[8][64] = {
- {
- 14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7,
- 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8,
- 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0,
- 15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13
- },
- {
- 15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10,
- 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5,
- 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15,
- 13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9
- },
- {
- 10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8,
- 13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1,
- 13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7,
- 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12
- },
- {
- 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15,
- 13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9,
- 10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4,
- 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14
- },
- {
- 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9,
- 14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6,
- 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14,
- 11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3
- },
- {
- 12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11,
- 10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8,
- 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6,
- 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13
- },
- {
- 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1,
- 13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6,
- 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2,
- 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12
- },
- {
- 13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7,
- 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2,
- 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8,
- 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11
- }
-};
-
-static const u_char pbox[32] = {
- 16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10,
- 2, 8, 24, 14, 32, 27, 3, 9, 19, 13, 30, 6, 22, 11, 4, 25
-};
-
-static const u_int32_t bits32[32] =
-{
- 0x80000000, 0x40000000, 0x20000000, 0x10000000,
- 0x08000000, 0x04000000, 0x02000000, 0x01000000,
- 0x00800000, 0x00400000, 0x00200000, 0x00100000,
- 0x00080000, 0x00040000, 0x00020000, 0x00010000,
- 0x00008000, 0x00004000, 0x00002000, 0x00001000,
- 0x00000800, 0x00000400, 0x00000200, 0x00000100,
- 0x00000080, 0x00000040, 0x00000020, 0x00000010,
- 0x00000008, 0x00000004, 0x00000002, 0x00000001
-};
-
-static const u_char bits8[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 };
-static const u_int32_t *bits28, *bits24;
-
-
-static int
-ascii_to_bin(char ch)
-{
- if (ch > 'z')
- return(0);
- if (ch >= 'a')
- return(ch - 'a' + 38);
- if (ch > 'Z')
- return(0);
- if (ch >= 'A')
- return(ch - 'A' + 12);
- if (ch > '9')
- return(0);
- if (ch >= '.')
- return(ch - '.');
- return(0);
-}
-
-struct Des_Context *
-des_ctx_init(void)
-{
-struct Des_Context *des_ctx;
-#ifdef REENTRANT
- des_ctx = malloc(sizeof(*des_ctx));
-#else
- des_ctx = &single;
-#endif
- old_rawkey0 = old_rawkey1 = 0L;
- saltbits = 0L;
- old_salt = 0L;
-
- return des_ctx;
-}
-
-static void
-des_init(void)
-{
- int i, j, b, k, inbit, obit;
- u_int32_t *p, *il, *ir, *fl, *fr;
- static int des_initialised = 0;
-
- if (des_initialised==1)
- return;
-
-#ifndef REENTRANT
- des_ctx_init();
-#endif
-
- bits24 = (bits28 = bits32 + 4) + 4;
-
- /*
- * Invert the S-boxes, reordering the input bits.
- */
- for (i = 0; i < 8; i++)
- for (j = 0; j < 64; j++) {
- b = (j & 0x20) | ((j & 1) << 4) | ((j >> 1) & 0xf);
- u_sbox[i][j] = sbox[i][b];
- }
-
- /*
- * Convert the inverted S-boxes into 4 arrays of 8 bits.
- * Each will handle 12 bits of the S-box input.
- */
- for (b = 0; b < 4; b++)
- for (i = 0; i < 64; i++)
- for (j = 0; j < 64; j++)
- m_sbox[b][(i << 6) | j] =
- (u_char)((u_sbox[(b << 1)][i] << 4) |
- u_sbox[(b << 1) + 1][j]);
-
- /*
- * Set up the initial & final permutations into a useful form, and
- * initialise the inverted key permutation.
- */
- for (i = 0; i < 64; i++) {
- init_perm[final_perm[i] = IP[i] - 1] = (u_char)i;
- inv_key_perm[i] = 255;
- }
-
- /*
- * Invert the key permutation and initialise the inverted key
- * compression permutation.
- */
- for (i = 0; i < 56; i++) {
- inv_key_perm[key_perm[i] - 1] = (u_char)i;
- inv_comp_perm[i] = 255;
- }
-
- /*
- * Invert the key compression permutation.
- */
- for (i = 0; i < 48; i++) {
- inv_comp_perm[comp_perm[i] - 1] = (u_char)i;
- }
-
- /*
- * Set up the OR-mask arrays for the initial and final permutations,
- * and for the key initial and compression permutations.
- */
- for (k = 0; k < 8; k++) {
- for (i = 0; i < 256; i++) {
- *(il = &ip_maskl[k][i]) = 0L;
- *(ir = &ip_maskr[k][i]) = 0L;
- *(fl = &fp_maskl[k][i]) = 0L;
- *(fr = &fp_maskr[k][i]) = 0L;
- for (j = 0; j < 8; j++) {
- inbit = 8 * k + j;
- if (i & bits8[j]) {
- if ((obit = init_perm[inbit]) < 32)
- *il |= bits32[obit];
- else
- *ir |= bits32[obit-32];
- if ((obit = final_perm[inbit]) < 32)
- *fl |= bits32[obit];
- else
- *fr |= bits32[obit - 32];
- }
- }
- }
- for (i = 0; i < 128; i++) {
- *(il = &key_perm_maskl[k][i]) = 0L;
- *(ir = &key_perm_maskr[k][i]) = 0L;
- for (j = 0; j < 7; j++) {
- inbit = 8 * k + j;
- if (i & bits8[j + 1]) {
- if ((obit = inv_key_perm[inbit]) == 255)
- continue;
- if (obit < 28)
- *il |= bits28[obit];
- else
- *ir |= bits28[obit - 28];
- }
- }
- *(il = &comp_maskl[k][i]) = 0L;
- *(ir = &comp_maskr[k][i]) = 0L;
- for (j = 0; j < 7; j++) {
- inbit = 7 * k + j;
- if (i & bits8[j + 1]) {
- if ((obit=inv_comp_perm[inbit]) == 255)
- continue;
- if (obit < 24)
- *il |= bits24[obit];
- else
- *ir |= bits24[obit - 24];
- }
- }
- }
- }
-
- /*
- * Invert the P-box permutation, and convert into OR-masks for
- * handling the output of the S-box arrays setup above.
- */
- for (i = 0; i < 32; i++)
- un_pbox[pbox[i] - 1] = (u_char)i;
-
- for (b = 0; b < 4; b++)
- for (i = 0; i < 256; i++) {
- *(p = &psbox[b][i]) = 0L;
- for (j = 0; j < 8; j++) {
- if (i & bits8[j])
- *p |= bits32[un_pbox[8 * b + j]];
- }
- }
-
- des_initialised = 1;
-}
-
-
-static void
-setup_salt(long salt, struct Des_Context *des_ctx)
-{
- u_int32_t obit, saltbit;
- int i;
-
- if (salt == old_salt)
- return;
- old_salt = salt;
-
- saltbits = 0L;
- saltbit = 1;
- obit = 0x800000;
- for (i = 0; i < 24; i++) {
- if (salt & saltbit)
- saltbits |= obit;
- saltbit <<= 1;
- obit >>= 1;
- }
-}
-
-
-static int
-des_setkey(const char *key, struct Des_Context *des_ctx)
-{
- u_int32_t k0, k1, rawkey0, rawkey1;
- int shifts, round;
-
- des_init();
-
- rawkey0 = ntohl(*(const u_int32_t *) key);
- rawkey1 = ntohl(*(const u_int32_t *) (key + 4));
-
- if ((rawkey0 | rawkey1)
- && rawkey0 == old_rawkey0
- && rawkey1 == old_rawkey1) {
- /*
- * Already setup for this key.
- * This optimisation fails on a zero key (which is weak and
- * has bad parity anyway) in order to simplify the starting
- * conditions.
- */
- return(0);
- }
- old_rawkey0 = rawkey0;
- old_rawkey1 = rawkey1;
-
- /*
- * Do key permutation and split into two 28-bit subkeys.
- */
- k0 = key_perm_maskl[0][rawkey0 >> 25]
- | key_perm_maskl[1][(rawkey0 >> 17) & 0x7f]
- | key_perm_maskl[2][(rawkey0 >> 9) & 0x7f]
- | key_perm_maskl[3][(rawkey0 >> 1) & 0x7f]
- | key_perm_maskl[4][rawkey1 >> 25]
- | key_perm_maskl[5][(rawkey1 >> 17) & 0x7f]
- | key_perm_maskl[6][(rawkey1 >> 9) & 0x7f]
- | key_perm_maskl[7][(rawkey1 >> 1) & 0x7f];
- k1 = key_perm_maskr[0][rawkey0 >> 25]
- | key_perm_maskr[1][(rawkey0 >> 17) & 0x7f]
- | key_perm_maskr[2][(rawkey0 >> 9) & 0x7f]
- | key_perm_maskr[3][(rawkey0 >> 1) & 0x7f]
- | key_perm_maskr[4][rawkey1 >> 25]
- | key_perm_maskr[5][(rawkey1 >> 17) & 0x7f]
- | key_perm_maskr[6][(rawkey1 >> 9) & 0x7f]
- | key_perm_maskr[7][(rawkey1 >> 1) & 0x7f];
- /*
- * Rotate subkeys and do compression permutation.
- */
- shifts = 0;
- for (round = 0; round < 16; round++) {
- u_int32_t t0, t1;
-
- shifts += key_shifts[round];
-
- t0 = (k0 << shifts) | (k0 >> (28 - shifts));
- t1 = (k1 << shifts) | (k1 >> (28 - shifts));
-
- de_keysl[15 - round] =
- en_keysl[round] = comp_maskl[0][(t0 >> 21) & 0x7f]
- | comp_maskl[1][(t0 >> 14) & 0x7f]
- | comp_maskl[2][(t0 >> 7) & 0x7f]
- | comp_maskl[3][t0 & 0x7f]
- | comp_maskl[4][(t1 >> 21) & 0x7f]
- | comp_maskl[5][(t1 >> 14) & 0x7f]
- | comp_maskl[6][(t1 >> 7) & 0x7f]
- | comp_maskl[7][t1 & 0x7f];
-
- de_keysr[15 - round] =
- en_keysr[round] = comp_maskr[0][(t0 >> 21) & 0x7f]
- | comp_maskr[1][(t0 >> 14) & 0x7f]
- | comp_maskr[2][(t0 >> 7) & 0x7f]
- | comp_maskr[3][t0 & 0x7f]
- | comp_maskr[4][(t1 >> 21) & 0x7f]
- | comp_maskr[5][(t1 >> 14) & 0x7f]
- | comp_maskr[6][(t1 >> 7) & 0x7f]
- | comp_maskr[7][t1 & 0x7f];
- }
- return(0);
-}
-
-
-static int
-do_des( u_int32_t l_in, u_int32_t r_in, u_int32_t *l_out, u_int32_t *r_out, int count, struct Des_Context *des_ctx)
-{
- /*
- * l_in, r_in, l_out, and r_out are in pseudo-"big-endian" format.
- */
- u_int32_t l, r, *kl, *kr, *kl1, *kr1;
- u_int32_t f, r48l, r48r;
- int round;
-
- if (count == 0) {
- return(1);
- } else if (count > 0) {
- /*
- * Encrypting
- */
- kl1 = en_keysl;
- kr1 = en_keysr;
- } else {
- /*
- * Decrypting
- */
- count = -count;
- kl1 = de_keysl;
- kr1 = de_keysr;
- }
-
- /*
- * Do initial permutation (IP).
- */
- l = ip_maskl[0][l_in >> 24]
- | ip_maskl[1][(l_in >> 16) & 0xff]
- | ip_maskl[2][(l_in >> 8) & 0xff]
- | ip_maskl[3][l_in & 0xff]
- | ip_maskl[4][r_in >> 24]
- | ip_maskl[5][(r_in >> 16) & 0xff]
- | ip_maskl[6][(r_in >> 8) & 0xff]
- | ip_maskl[7][r_in & 0xff];
- r = ip_maskr[0][l_in >> 24]
- | ip_maskr[1][(l_in >> 16) & 0xff]
- | ip_maskr[2][(l_in >> 8) & 0xff]
- | ip_maskr[3][l_in & 0xff]
- | ip_maskr[4][r_in >> 24]
- | ip_maskr[5][(r_in >> 16) & 0xff]
- | ip_maskr[6][(r_in >> 8) & 0xff]
- | ip_maskr[7][r_in & 0xff];
-
- while (count--) {
- /*
- * Do each round.
- */
- kl = kl1;
- kr = kr1;
- round = 16;
- while (round--) {
- /*
- * Expand R to 48 bits (simulate the E-box).
- */
- r48l = ((r & 0x00000001) << 23)
- | ((r & 0xf8000000) >> 9)
- | ((r & 0x1f800000) >> 11)
- | ((r & 0x01f80000) >> 13)
- | ((r & 0x001f8000) >> 15);
-
- r48r = ((r & 0x0001f800) << 7)
- | ((r & 0x00001f80) << 5)
- | ((r & 0x000001f8) << 3)
- | ((r & 0x0000001f) << 1)
- | ((r & 0x80000000) >> 31);
- /*
- * Do salting for crypt() and friends, and
- * XOR with the permuted key.
- */
- f = (r48l ^ r48r) & saltbits;
- r48l ^= f ^ *kl++;
- r48r ^= f ^ *kr++;
- /*
- * Do sbox lookups (which shrink it back to 32 bits)
- * and do the pbox permutation at the same time.
- */
- f = psbox[0][m_sbox[0][r48l >> 12]]
- | psbox[1][m_sbox[1][r48l & 0xfff]]
- | psbox[2][m_sbox[2][r48r >> 12]]
- | psbox[3][m_sbox[3][r48r & 0xfff]];
- /*
- * Now that we've permuted things, complete f().
- */
- f ^= l;
- l = r;
- r = f;
- }
- r = l;
- l = f;
- }
- /*
- * Do final permutation (inverse of IP).
- */
- *l_out = fp_maskl[0][l >> 24]
- | fp_maskl[1][(l >> 16) & 0xff]
- | fp_maskl[2][(l >> 8) & 0xff]
- | fp_maskl[3][l & 0xff]
- | fp_maskl[4][r >> 24]
- | fp_maskl[5][(r >> 16) & 0xff]
- | fp_maskl[6][(r >> 8) & 0xff]
- | fp_maskl[7][r & 0xff];
- *r_out = fp_maskr[0][l >> 24]
- | fp_maskr[1][(l >> 16) & 0xff]
- | fp_maskr[2][(l >> 8) & 0xff]
- | fp_maskr[3][l & 0xff]
- | fp_maskr[4][r >> 24]
- | fp_maskr[5][(r >> 16) & 0xff]
- | fp_maskr[6][(r >> 8) & 0xff]
- | fp_maskr[7][r & 0xff];
- return(0);
-}
-
-
-#if 0
-static int
-des_cipher(const char *in, char *out, u_int32_t salt, int count)
-{
- u_int32_t l_out, r_out, rawl, rawr;
- int retval;
- union {
- u_int32_t *ui32;
- const char *c;
- } trans;
-
- des_init();
-
- setup_salt(salt);
-
- trans.c = in;
- rawl = ntohl(*trans.ui32++);
- rawr = ntohl(*trans.ui32);
-
- retval = do_des(rawl, rawr, &l_out, &r_out, count);
-
- trans.c = out;
- *trans.ui32++ = htonl(l_out);
- *trans.ui32 = htonl(r_out);
- return(retval);
-}
-#endif
-
-
-#ifndef REENTRANT
-void
-setkey(const char *key)
-{
- int i, j;
- u_int32_t packed_keys[2];
- u_char *p;
-
- p = (u_char *) packed_keys;
-
- for (i = 0; i < 8; i++) {
- p[i] = 0;
- for (j = 0; j < 8; j++)
- if (*key++ & 1)
- p[i] |= bits8[j];
- }
- des_setkey(p, &single);
-}
-#endif
-
-
-#ifndef REENTRANT
-void
-encrypt(char *block, int flag)
-{
- u_int32_t io[2];
- u_char *p;
- int i, j;
-
- des_init();
-
- setup_salt(0L, &single);
- p = block;
- for (i = 0; i < 2; i++) {
- io[i] = 0L;
- for (j = 0; j < 32; j++)
- if (*p++ & 1)
- io[i] |= bits32[j];
- }
- do_des(io[0], io[1], io, io + 1, flag ? -1 : 1, &single);
- for (i = 0; i < 2; i++)
- for (j = 0; j < 32; j++)
- block[(i << 5) | j] = (io[i] & bits32[j]) ? 1 : 0;
-}
-
-#endif
-
-char *
-__des_crypt_r(const char *key, const char *setting, char *output, int sz)
-{
- char *rval = 0;
- struct Des_Context *des_ctx;
- u_int32_t count, salt, l, r0, r1, keybuf[2];
- u_char *p, *q;
-
- if (sz < 21)
- return NULL;
-
- des_init();
- des_ctx = des_ctx_init();
-
- /*
- * Copy the key, shifting each character up by one bit
- * and padding with zeros.
- */
- q = (u_char *)keybuf;
- while (q - (u_char *)keybuf - 8) {
- *q++ = *key << 1;
- if (*(q - 1))
- key++;
- }
- if (des_setkey((char *)keybuf, des_ctx))
- goto bailout;
-
-#if 0
- if (*setting == _PASSWORD_EFMT1) {
- int i;
- /*
- * "new"-style:
- * setting - underscore, 4 bytes of count, 4 bytes of salt
- * key - unlimited characters
- */
- for (i = 1, count = 0L; i < 5; i++)
- count |= ascii_to_bin(setting[i]) << ((i - 1) * 6);
-
- for (i = 5, salt = 0L; i < 9; i++)
- salt |= ascii_to_bin(setting[i]) << ((i - 5) * 6);
-
- while (*key) {
- /*
- * Encrypt the key with itself.
- */
- if (des_cipher((char *)keybuf, (char *)keybuf, 0L, 1))
- goto bailout;
- /*
- * And XOR with the next 8 characters of the key.
- */
- q = (u_char *)keybuf;
- while (q - (u_char *)keybuf - 8 && *key)
- *q++ ^= *key++ << 1;
-
- if (des_setkey((char *)keybuf))
- goto bailout;
- }
- strncpy(output, setting, 9);
-
- /*
- * Double check that we weren't given a short setting.
- * If we were, the above code will probably have created
- * wierd values for count and salt, but we don't really care.
- * Just make sure the output string doesn't have an extra
- * NUL in it.
- */
- output[9] = '\0';
- p = (u_char *)output + strlen(output);
- } else
-#endif
- {
- /*
- * "old"-style:
- * setting - 2 bytes of salt
- * key - up to 8 characters
- */
- count = 25;
-
- salt = (ascii_to_bin(setting[1]) << 6)
- | ascii_to_bin(setting[0]);
-
- output[0] = setting[0];
- /*
- * If the encrypted password that the salt was extracted from
- * is only 1 character long, the salt will be corrupted. We
- * need to ensure that the output string doesn't have an extra
- * NUL in it!
- */
- output[1] = setting[1] ? setting[1] : output[0];
-
- p = (u_char *)output + 2;
- }
- setup_salt(salt, des_ctx);
- /*
- * Do it.
- */
- if (do_des(0L, 0L, &r0, &r1, (int)count, des_ctx))
- goto bailout;
- /*
- * Now encode the result...
- */
- l = (r0 >> 8);
- *p++ = ascii64[(l >> 18) & 0x3f];
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
-
- l = (r0 << 16) | ((r1 >> 16) & 0xffff);
- *p++ = ascii64[(l >> 18) & 0x3f];
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
-
- l = r1 << 2;
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
- *p = 0;
-
- rval = output;
-bailout:
- free(des_ctx);
- return rval;
-}
-
-char *
-__des_crypt(const char *key, const char *setting)
-{
- static char output[21];
- return __des_crypt_r(key, setting, output, sizeof(output));
-}
-
-
-#ifdef DEBUG
-
-void
-des_snap(void **pf, void **pd)
-{
- uint8* pfc;
- *pf = malloc(sizeof(struct fixed1) + sizeof(struct fixed2) + sizeof(struct fixed3) + sizeof(struct fixed4));
- pfc = *pf;
- memcpy(pfc, &des1_f, sizeof(des1_f));
- pfc += sizeof(des1_f);
- memcpy(pfc, &des2_f, sizeof(des2_f));
- pfc += sizeof(des2_f);
- memcpy(pfc, &des3_f, sizeof(des3_f));
- pfc += sizeof(des3_f);
- memcpy(pfc, &des4_f, sizeof(des4_f));
-// *pd = malloc(sizeof(struct Des_Context));
-// memcpy(*pd, &des_ctx, sizeof(des_ctx));
-}
-
-void
-des_check(void *pf, void *pd)
-{
- uint8* pfc1, pfc2, pfc3, pfc4;
- pfc1 = pf;
- pfc2 = pfc1 + sizeof(des1_f);
- pfc3 = pfc2 + sizeof(des2_f);
- pfc4 = pfc3 + sizeof(des3_f);
- printf("Fixed: do%s differ"/*", Context: do%s differ"*/"\n",
- (memcmp(pfc1, &des1_f, sizeof(des1_f)) ||
- memcmp(pfc2, &des2_f, sizeof(des2_f)) ||
- memcmp(pfc3, &des4_f, sizeof(des3_f)) ||
- memcmp(pfc4, &des4_f, sizeof(des4_f))) ? "" : "nt");
-}
-
-#endif
diff --git a/rtemsbsd/telnetd/passwd.h b/rtemsbsd/telnetd/passwd.h
deleted file mode 100644
index 8d5c299a..00000000
--- a/rtemsbsd/telnetd/passwd.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Define a default password for telnetd here.
- * NOTES:
- * - this can be overridden at run-time by setting
- * the "TELNETD_PASSWD" environment variable.
- * As soon as that variable is set, the new password
- * is effective - no need to restart telnetd.
- * - this must be set to an _encrypted_ password, NOT
- * the cleartext. Use the 'genpw' utility to generate
- * a password string:
- *
- * 1) Compile 'genpw.c' for the HOST, i.e.
- * cc -o genpw genpw.c -lcrypt
- * 1) delete an old password definition from this file.
- * 2) run './genpw >> passwd.h'. This will append
- * a new definition to this file.
- *
- * - if no password is defined here, no authentication
- * is needed, i.e. telnet is open to the world.
- *
- * T. Straumann <strauman@slac.stanford.edu>
- */
-
-/* #undef TELNETD_DEFAULT_PASSWD */
-/* Default password: 'rtems' */
-#define TELNETD_DEFAULT_PASSWD "tduDcyLX12owo"
diff --git a/rtemsbsd/telnetd/pty.c b/rtemsbsd/telnetd/pty.c
deleted file mode 100644
index 727e5ebf..00000000
--- a/rtemsbsd/telnetd/pty.c
+++ /dev/null
@@ -1,660 +0,0 @@
-/*
- * /dev/ptyXX (Support for pseudo-terminals)
- *
- * Original Author: Fernando RUIZ CASAS (fernando.ruiz@ctv.es)
- * May 2001
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Till Straumann <strauman@slac.stanford.edu>
- *
- * - converted into a loadable module
- * - NAWS support / ioctls for querying/setting the window
- * size added.
- * - don't delete the running task when the connection
- * is closed. Rather let 'read()' return a 0 count so
- * they may cleanup. Some magic hack works around termios
- * limitation.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#define DEBUG_WH (1<<0)
-#define DEBUG_DETAIL (1<<1)
-
-/* #define DEBUG DEBUG_WH */
-
-/*-----------------------------------------*/
-#include <termios.h>
-#include <rtems/termiostypes.h>
-#include <sys/ttycom.h>
-#include <rtems.h>
-#include <rtems/libio.h>
-#include <rtems/bspIo.h>
-#include <errno.h>
-#include <sys/socket.h>
-/*-----------------------------------------*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <syslog.h>
-#include <unistd.h>
-/*-----------------------------------------*/
-#define IAC_ESC 255
-#define IAC_DONT 254
-#define IAC_DO 253
-#define IAC_WONT 252
-#define IAC_WILL 251
-#define IAC_SB 250
-#define IAC_GA 249
-#define IAC_EL 248
-#define IAC_EC 247
-#define IAC_AYT 246
-#define IAC_AO 245
-#define IAC_IP 244
-#define IAC_BRK 243
-#define IAC_DMARK 242
-#define IAC_NOP 241
-#define IAC_SE 240
-#define IAC_EOR 239
-
-#define SB_MAX 16
-
-extern int rtems_telnetd_maximum_ptys;
-
-struct pty_tt;
-typedef struct pty_tt pty_t;
-
-struct pty_tt {
- char *devname;
- struct rtems_termios_tty *ttyp;
- tcflag_t c_cflag;
- int opened;
- int socket;
- int last_cr;
- unsigned iac_mode;
- unsigned char sb_buf[SB_MAX];
- int sb_ind;
- int width;
- int height;
-};
-
-
-static int telnet_pty_inited=FALSE;
-static pty_t *telnet_ptys;
-
-static rtems_device_major_number pty_major;
-
-static
-int send_iac(int minor,unsigned char mode,unsigned char option)
-{
- unsigned char buf[3];
-
- buf[0]=IAC_ESC;
- buf[1]=mode;
- buf[2]=option;
- return write(telnet_ptys[minor].socket,buf,sizeof(buf));
-}
-
-/* This procedure returns the devname for a pty slot free.
- * If not slot availiable (field socket>=0)
- * then the socket argument is closed
- */
-
-char * telnet_get_pty(int socket)
-{
- int ndx;
-
- if (telnet_pty_inited) {
-#if 0
- if ( rtems_telnetd_maximum_ptys < 5 )
- rtems_telnetd_maximum_ptys = 5;
-
- telnet_ptys = malloc( rtems_telnetd_maximum_ptys * sizeof (pty_t) );
-#endif
- if ( !telnet_ptys ) {
- return NULL;
- }
-
- for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
-
- if (telnet_ptys[ndx].socket<0) {
- struct timeval t;
- /* set a long polling interval to save CPU time */
- t.tv_sec=2;
- t.tv_usec=00000;
- setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, &t, sizeof(t));
- telnet_ptys[ndx].socket=socket;
-
- /* inform the client that we will echo */
- send_iac(ndx, IAC_WILL, 1);
-
- return telnet_ptys[ndx].devname;
- };
- };
- }
- close(socket);
- return NULL;
-}
-
-
-/*-----------------------------------------------------------*/
-/*
- * The NVT terminal is negociated in PollRead and PollWrite
- * with every BYTE sendded or received.
- * A litle status machine in the pty_read_byte(int minor)
- *
- */
-static const char IAC_AYT_RSP[]="\r\nAYT? Yes, RTEMS-SHELL is here\r\n";
-static const char IAC_BRK_RSP[]="<*Break*>";
-static const char IAC_IP_RSP []="<*Interrupt*>";
-
-static int
-handleSB(pty_t *pty)
-{
- switch (pty->sb_buf[0]) {
- case 31: /* NAWS */
- pty->width = (pty->sb_buf[1]<<8) + pty->sb_buf[2];
- pty->height = (pty->sb_buf[3]<<8) + pty->sb_buf[4];
-#if DEBUG & DEBUG_WH
- fprintf(stderr,
- "Setting width/height to %ix%i\n",
- pty->width,
- pty->height);
-#endif
- break;
- default:
- break;
- }
- return 0;
-}
-
-static int read_pty(int minor)
-{ /* Characters written to the client side*/
- unsigned char value;
- unsigned int omod;
- int count;
- int result;
- pty_t *pty=telnet_ptys+minor;
-
- count=read(pty->socket,&value,sizeof(value));
- if (count<0)
- return -1;
-
- if (count<1) {
- /* Unfortunately, there is no way of passing an EOF
- * condition through the termios driver. Hence, we
- * resort to an ugly hack. Setting cindex>ccount
- * causes the termios driver to return a read count
- * of '0' which is what we want here. We leave
- * 'errno' untouched.
- */
- pty->ttyp->cindex=pty->ttyp->ccount+1;
- return pty->ttyp->termios.c_cc[VEOF];
- };
-
- omod=pty->iac_mode;
- pty->iac_mode=0;
- switch(omod & 0xff) {
- case IAC_ESC:
- switch(value) {
- case IAC_ESC :
- /* in case this is an ESC ESC sequence in SB mode */
- pty->iac_mode = omod>>8;
- return IAC_ESC;
- case IAC_DONT:
- case IAC_DO :
- case IAC_WONT:
- case IAC_WILL:
- pty->iac_mode=value;
- return -1;
- case IAC_SB :
-#if DEBUG & DEBUG_DETAIL
- printk("SB\n");
-#endif
- pty->iac_mode=value;
- pty->sb_ind=0;
- return -100;
- case IAC_GA :
- return -1;
- case IAC_EL :
- return 0x03; /* Ctrl-C*/
- case IAC_EC :
- return '\b';
- case IAC_AYT :
- write(pty->socket,IAC_AYT_RSP,strlen(IAC_AYT_RSP));
- return -1;
- case IAC_AO :
- return -1;
- case IAC_IP :
- write(pty->socket,IAC_IP_RSP,strlen(IAC_IP_RSP));
- return -1;
- case IAC_BRK :
- write(pty->socket,IAC_BRK_RSP,strlen(IAC_BRK_RSP));
- return -1;
- case IAC_DMARK:
- return -2;
- case IAC_NOP :
- return -1;
- case IAC_SE :
-#if DEBUG & DEBUG_DETAIL
- {
- int i;
- printk("SE");
- for (i=0; i<pty->sb_ind; i++)
- printk(" %02x",pty->sb_buf[i]);
- printk("\n");
- }
-#endif
- handleSB(pty);
- return -101;
- case IAC_EOR :
- return -102;
- default :
- return -1;
- };
- break;
-
- case IAC_SB:
- pty->iac_mode=omod;
- if (IAC_ESC==value) {
- pty->iac_mode=(omod<<8)|value;
- } else {
- if (pty->sb_ind < SB_MAX)
- pty->sb_buf[pty->sb_ind++]=value;
- }
- return -1;
-
- case IAC_WILL:
- if (value==34){
- send_iac(minor,IAC_DONT, 34); /*LINEMODE*/
- send_iac(minor,IAC_DO , 1); /*ECHO */
- } else if (value==31) {
- send_iac(minor,IAC_DO , 31); /*NAWS */
-#if DEBUG & DEBUG_DETAIL
- printk("replied DO NAWS\n");
-#endif
- } else {
- send_iac(minor,IAC_DONT,value);
- }
- return -1;
- case IAC_DONT:
- return -1;
- case IAC_DO :
- if (value==3) {
- send_iac(minor,IAC_WILL, 3); /* GO AHEAD*/
- } else if (value==1) {
- send_iac(minor,IAC_WILL, 1); /* ECHO */
- } else {
- send_iac(minor,IAC_WONT,value);
- };
- return -1;
- case IAC_WONT:
- if (value==1) {
- send_iac(minor,IAC_WILL, 1);
- } else { /* ECHO */
- send_iac(minor,IAC_WONT,value);
- }
- return -1;
- default:
- if (value==IAC_ESC) {
- pty->iac_mode=value;
- return -1;
- } else {
- result=value;
- if ( 0
- /* map CRLF to CR for symmetry */
- || ((value=='\n') && pty->last_cr)
- /* map telnet CRNUL to CR down here */
- || ((value==0) && pty->last_cr)
- ) result=-1;
- pty->last_cr=(value=='\r');
- return result;
- };
- };
- /* should never get here but keep compiler happy */
- return -1;
-}
-
-/*-----------------------------------------------------------*/
-static int ptySetAttributes(int minor,const struct termios *t);
-static int ptyPollInitialize(int major,int minor,void * arg) ;
-static int ptyShutdown(int major,int minor,void * arg) ;
-static ssize_t ptyPollWrite(int minor, const char * buf, size_t len) ;
-static int ptyPollRead(int minor) ;
-static const rtems_termios_callbacks * pty_get_termios_handlers(int polled) ;
-/*-----------------------------------------------------------*/
-/* Set the 'Hardware' */
-/*-----------------------------------------------------------*/
-static int
-ptySetAttributes(int minor,const struct termios *t) {
- if (minor<rtems_telnetd_maximum_ptys) {
- telnet_ptys[minor].c_cflag=t->c_cflag;
- } else {
- return -1;
- };
- return 0;
-}
-/*-----------------------------------------------------------*/
-static int
-ptyPollInitialize(int major,int minor,void * arg) {
- rtems_libio_open_close_args_t * args = (rtems_libio_open_close_args_t*)arg;
- struct termios t;
- if (minor<rtems_telnetd_maximum_ptys) {
- if (telnet_ptys[minor].socket<0) return -1;
- telnet_ptys[minor].opened=TRUE;
- telnet_ptys[minor].ttyp= (struct rtems_termios_tty *) args->iop->data1;
- telnet_ptys[minor].iac_mode=0;
- telnet_ptys[minor].sb_ind=0;
- telnet_ptys[minor].width=0;
- telnet_ptys[minor].height=0;
- t.c_cflag=B9600|CS8;/* termios default */
- return ptySetAttributes(minor,&t);
- } else {
- return -1;
- }
-}
-/*-----------------------------------------------------------*/
-static int
-ptyShutdown(int major,int minor,void * arg) {
- if (minor<rtems_telnetd_maximum_ptys) {
- telnet_ptys[minor].opened=FALSE;
- if (telnet_ptys[minor].socket>=0) close(telnet_ptys[minor].socket);
- telnet_ptys[minor].socket=-1;
- chown(telnet_ptys[minor].devname,2,0);
- } else {
- return -1;
- }
- return 0;
-}
-/*-----------------------------------------------------------*/
-/* Write Characters into pty device */
-/*-----------------------------------------------------------*/
-static ssize_t
-ptyPollWrite(int minor, const char * buf, size_t len) {
- size_t count;
- if (minor<rtems_telnetd_maximum_ptys) {
- if (telnet_ptys[minor].socket<0)
- return -1;
- count=write(telnet_ptys[minor].socket,buf,len);
- } else {
- count=-1;
- }
- return count;
-}
-/*-----------------------------------------------------------*/
-static int
-ptyPollRead(int minor) {
- int result;
-
- if (minor<rtems_telnetd_maximum_ptys) {
- if (telnet_ptys[minor].socket<0)
- return -1;
- result=read_pty(minor);
- return result;
- }
- return -1;
-}
-/*-----------------------------------------------------------*/
-/* pty_initialize
- *
- * This routine initializes the pty IO driver.
- *
- * Input parameters: NONE
- *
- * Output parameters: NONE
- *
- * Return values:
- */
-/*-----------------------------------------------------------*/
-static
-rtems_device_driver my_pty_initialize(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void *arg
-)
-{
- int ndx;
- rtems_status_code status;
-
- if ( rtems_telnetd_maximum_ptys < 5 )
- rtems_telnetd_maximum_ptys = 5;
-
- telnet_ptys = malloc( rtems_telnetd_maximum_ptys * sizeof (pty_t) );
-
- /*
- * Set up ptys
- */
-
- for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
- telnet_ptys[ndx].devname = (char*)malloc(strlen("/dev/ptyXX")+1);
- sprintf(telnet_ptys[ndx].devname,"/dev/pty%X",ndx);
- telnet_ptys[ndx].ttyp = NULL;
- telnet_ptys[ndx].c_cflag = CS8|B9600;
- telnet_ptys[ndx].socket = -1;
- telnet_ptys[ndx].opened = FALSE;
- telnet_ptys[ndx].sb_ind = 0;
- telnet_ptys[ndx].width = 0;
- telnet_ptys[ndx].height = 0;
-
- }
-
- /*
- * Register the devices
- */
- for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
- status = rtems_io_register_name(telnet_ptys[ndx].devname, major, ndx);
- if (status != RTEMS_SUCCESSFUL)
- rtems_fatal_error_occurred(status);
- chmod(telnet_ptys[ndx].devname,0660);
- chown(telnet_ptys[ndx].devname,2,0); /* tty,root*/
- };
- syslog(
- LOG_KERN | LOG_INFO,
- "/dev/pty%X../dev/pty%X (%d) pseudo-terminals registered.\n",
- 0,
- rtems_telnetd_maximum_ptys - 1,
- rtems_telnetd_maximum_ptys
- );
-
- return RTEMS_SUCCESSFUL;
-}
-
-static int pty_do_finalize(void)
-{
- int ndx;
- rtems_status_code status;
-
- if ( !telnet_pty_inited )
- return 0;
-
- for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
- if (telnet_ptys[ndx].opened) {
- fprintf(stderr,
- "There are still opened PTY devices, unable to proceed\n");
- return -1;
- }
- }
- if (RTEMS_SUCCESSFUL != rtems_io_unregister_driver(pty_major)) {
- fprintf(stderr,"Unable to remove this driver\n");
- return -1;
- }
- for (ndx=0;ndx<rtems_telnetd_maximum_ptys;ndx++) {
- /* rtems_io_register_name() actually creates a node in the filesystem
- * (mknod())
- */
- status = (rtems_status_code)unlink(telnet_ptys[ndx].devname);
- if (status != RTEMS_SUCCESSFUL)
- perror("removing pty device node from file system");
- else
- free(telnet_ptys[ndx].devname);
- };
-
- free ( telnet_ptys );
-
- fprintf(stderr,"PTY driver unloaded successfully\n");
- telnet_pty_inited=FALSE;
- return 0;
-}
-
-/*
- * Open entry point
- */
-
-static
-rtems_device_driver my_pty_open(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- rtems_status_code sc;
- sc = rtems_termios_open(major,minor,arg,pty_get_termios_handlers(FALSE));
- return sc;
-}
-
-/*
- * Close entry point
- */
-
-static
-rtems_device_driver my_pty_close(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return rtems_termios_close(arg);
-}
-
-/*
- * read bytes from the pty
- */
-
-static
-rtems_device_driver my_pty_read(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return rtems_termios_read(arg);
-}
-
-/*
- * write bytes to the pty
- */
-
-static
-rtems_device_driver my_pty_write(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- return rtems_termios_write(arg);
-}
-
-/*
- * IO Control entry point
- */
-
-static
-rtems_device_driver my_pty_control(
- rtems_device_major_number major,
- rtems_device_minor_number minor,
- void * arg
-)
-{
- rtems_libio_ioctl_args_t *args = (rtems_libio_ioctl_args_t*)arg;
- struct winsize *wp = (struct winsize*)args->buffer;
- pty_t *p = &telnet_ptys[minor];
-
- switch (args->command) {
-
- case TIOCGWINSZ:
-
- wp->ws_row = p->height;
- wp->ws_col = p->width;
- args->ioctl_return=0;
-#if DEBUG & DEBUG_WH
- fprintf(stderr,
- "ioctl(TIOCGWINSZ), returning %ix%i\n",
- wp->ws_col,
- wp->ws_row);
-#endif
-
- return RTEMS_SUCCESSFUL;
-
- case TIOCSWINSZ:
-#if DEBUG & DEBUG_WH
- fprintf(stderr,
- "ioctl(TIOCGWINSZ), setting %ix%i\n",
- wp->ws_col,
- wp->ws_row);
-#endif
-
- p->height = wp->ws_row;
- p->width = wp->ws_col;
- args->ioctl_return=0;
-
- return RTEMS_SUCCESSFUL;
-
- default:
-
- break;
- }
-
- return rtems_termios_ioctl(arg);
-}
-
-static rtems_driver_address_table drvPty = {
- my_pty_initialize,
- my_pty_open,
- my_pty_close,
- my_pty_read,
- my_pty_write,
- my_pty_control
-};
-
-/*-----------------------------------------------------------*/
-static const rtems_termios_callbacks pty_poll_callbacks = {
- ptyPollInitialize, /* FirstOpen */
- ptyShutdown, /* LastClose */
- ptyPollRead, /* PollRead */
- ptyPollWrite, /* Write */
- ptySetAttributes, /* setAttributes */
- NULL, /* stopRemoteTX */
- NULL, /* StartRemoteTX */
- 0 /* outputUsesInterrupts */
-};
-/*-----------------------------------------------------------*/
-static const rtems_termios_callbacks * pty_get_termios_handlers(int polled) {
- return &pty_poll_callbacks;
-}
-/*-----------------------------------------------------------*/
-
-static int pty_do_initialize(void)
-{
- if ( !telnet_pty_inited ) {
- if (RTEMS_SUCCESSFUL==rtems_io_register_driver(0, &drvPty, &pty_major))
- telnet_pty_inited=TRUE;
- else
- fprintf(stderr,"WARNING: registering the PTY driver FAILED\n");
- }
- return telnet_pty_inited;
-}
-
-int telnet_pty_initialize(void)
-{
- return pty_do_initialize();
-}
-
-int telnet_pty_finalize(void)
-{
- return pty_do_finalize();
-}
diff --git a/rtemsbsd/telnetd/telnetd-init.c b/rtemsbsd/telnetd/telnetd-init.c
deleted file mode 100644
index e723def0..00000000
--- a/rtemsbsd/telnetd/telnetd-init.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/***********************************************************/
-/*
- *
- * The telnet DAEMON
- *
- * Author: 17,may 2001
- *
- * WORK: fernando.ruiz@ctv.es
- * HOME: correo@fernando-ruiz.com
- *
- * Copyright (c) 2009 embedded brains GmbH and others.
- *
- * embedded brains GmbH
- * Obere Lagerstr. 30
- * D-82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <rtems/telnetd.h>
-
-rtems_status_code rtems_telnetd_initialize(void)
-{
- return rtems_telnetd_start(&rtems_telnetd_config);
-}
diff --git a/rtemsbsd/telnetd/telnetd.c b/rtemsbsd/telnetd/telnetd.c
deleted file mode 100644
index 7fe603fa..00000000
--- a/rtemsbsd/telnetd/telnetd.c
+++ /dev/null
@@ -1,517 +0,0 @@
-/***********************************************************/
-/*
- *
- * The telnet DAEMON
- *
- * Author: 17,may 2001
- *
- * WORK: fernando.ruiz@ctv.es
- * HOME: correo@fernando-ruiz.com
- *
- * After start the net you can start this daemon.
- * It uses the previously inited pseudo-terminales (pty.c)
- * getting a new terminal with getpty(). This function
- * gives a terminal name passing a opened socket like parameter.
- *
- * With register_telnetd() you add a new command in the shell to start
- * this daemon interactively. (Login in /dev/console of course)
- *
- * Sorry but OOB is not still implemented. (This is the first version)
- *
- * Till Straumann <strauman@slac.stanford.edu>
- * - made the 'shell' interface more generic, i.e. it is now
- * possible to have 'telnetd' run an arbitrary 'shell'
- * program.
- *
- * Copyright (c) 2009 embedded brains GmbH and others.
- *
- * embedded brains GmbH
- * Obere Lagerstr. 30
- * D-82178 Puchheim
- * Germany
- * <rtems@embedded-brains.de>
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rtems.org/license/LICENSE.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <rtems.h>
-#include <rtems/error.h>
-#include <rtems/pty.h>
-#include <rtems/shell.h>
-#include <rtems/telnetd.h>
-#include <rtems/bspIo.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <syslog.h>
-
-#include <rtems/userenv.h>
-#include <rtems/error.h>
-#include <rtems/rtems_bsdnet.h>
-
-#define PARANOIA
-
-extern char *telnet_get_pty(int socket);
-extern int telnet_pty_initialize(void);
-
-struct shell_args {
- char *devname;
- void *arg;
- char peername[16];
- char delete_myself;
-};
-
-typedef union uni_sa {
- struct sockaddr_in sin;
- struct sockaddr sa;
-} uni_sa;
-
-static int sockpeername(int sock, char *buf, int bufsz);
-
-rtems_id telnetd_dflt_spawn(
- const char *name,
- unsigned priority,
- unsigned stackSize,
- void (*fn)(void*),
- void *fnarg
-);
-
-/***********************************************************/
-static rtems_telnetd_config_table* telnetd_config;
-static rtems_id telnetd_task_id;
-
-/*
- * chrisj: this variable was global and with no declared interface in a header
- * file and with no means to set it so I have stopped it being global;
- * if this breaks any user they will have be to provide a formal
- * interface to get this change reverted.
- */
-static const rtems_id (*telnetd_spawn_task)(
- const char *,
- unsigned,
- unsigned,
- void (*)(void*),
- void *
-) = telnetd_dflt_spawn;
-
-static char *grab_a_Connection(
- int des_socket,
- uni_sa *srv,
- char *peername,
- int sz
-)
-{
- char *rval = 0;
- socklen_t size_adr = sizeof(srv->sin);
- int acp_sock;
-
- acp_sock = accept(des_socket,&srv->sa,&size_adr);
-
- if (acp_sock<0) {
- perror("telnetd:accept");
- goto bailout;
- };
-
- if ( !(rval=telnet_get_pty(acp_sock)) ) {
- syslog( LOG_DAEMON | LOG_ERR, "telnetd: unable to obtain PTY");
- /* NOTE: failing 'do_get_pty()' closed the socket */
- goto bailout;
- }
-
- if (sockpeername(acp_sock, peername, sz))
- strncpy(peername, "<UNKNOWN>", sz);
-
-#ifdef PARANOIA
- syslog(LOG_DAEMON | LOG_INFO,
- "telnetd: accepted connection from %s on %s",
- peername,
- rval);
-#endif
-
-bailout:
-
- return rval;
-}
-
-
-static void release_a_Connection(char *devname, char *peername, FILE **pstd, int n)
-{
-
-#ifdef PARANOIA
- syslog( LOG_DAEMON | LOG_INFO,
- "telnetd: releasing connection from %s on %s",
- peername,
- devname );
-#endif
-
- while (--n>=0)
- if (pstd[n]) fclose(pstd[n]);
-
-}
-
-static int sockpeername(int sock, char *buf, int bufsz)
-{
- uni_sa peer;
- int rval = sock < 0;
- socklen_t len = sizeof(peer.sin);
-
- if ( !rval )
- rval = getpeername(sock, &peer.sa, &len);
-
- if ( !rval )
- rval = !inet_ntop( AF_INET, &peer.sin.sin_addr, buf, bufsz );
-
- return rval;
-}
-
-static void
-spawned_shell(void *arg);
-
-/***********************************************************/
-static void
-rtems_task_telnetd(void *task_argument)
-{
- int des_socket;
- uni_sa srv;
- char *devname;
- char peername[16];
- int i=1;
- int size_adr;
- struct shell_args *arg = NULL;
-
- if ((des_socket=socket(PF_INET,SOCK_STREAM,0))<0) {
- perror("telnetd:socket");
- telnetd_task_id = RTEMS_ID_NONE;
- rtems_task_delete(RTEMS_SELF);
- };
- setsockopt(des_socket,SOL_SOCKET,SO_KEEPALIVE,&i,sizeof(i));
-
- memset(&srv,0,sizeof(srv));
- srv.sin.sin_family=AF_INET;
- srv.sin.sin_port=htons(23);
- size_adr=sizeof(srv.sin);
- if ((bind(des_socket,&srv.sa,size_adr))<0) {
- perror("telnetd:bind");
- close(des_socket);
- telnetd_task_id = RTEMS_ID_NONE;
- rtems_task_delete(RTEMS_SELF);
- };
- if ((listen(des_socket,5))<0) {
- perror("telnetd:listen");
- close(des_socket);
- telnetd_task_id = RTEMS_ID_NONE;
- rtems_task_delete(RTEMS_SELF);
- };
-
- /* we don't redirect stdio as this probably
- * was started from the console anyway ..
- */
- do {
- if (telnetd_config->keep_stdio) {
- bool start = true;
- char device_name [32];
-
- ttyname_r( 1, device_name, sizeof( device_name));
- if (telnetd_config->login_check != NULL) {
- start = rtems_shell_login_prompt(
- stdin,
- stderr,
- device_name,
- telnetd_config->login_check
- );
- }
- if (start) {
- telnetd_config->command( device_name, arg->arg);
- } else {
- syslog(
- LOG_AUTHPRIV | LOG_WARNING,
- "telnetd: to many wrong passwords entered from %s",
- device_name
- );
- }
- } else {
- devname = grab_a_Connection(des_socket, &srv, peername, sizeof(peername));
-
- if ( !devname ) {
- /* if something went wrong, sleep for some time */
- sleep(10);
- continue;
- }
-
- arg = malloc( sizeof(*arg) );
-
- arg->devname = devname;
- arg->arg = telnetd_config->arg;
- strncpy(arg->peername, peername, sizeof(arg->peername));
-
- telnetd_task_id = telnetd_spawn_task(
- devname,
- telnetd_config->priority,
- telnetd_config->stack_size,
- spawned_shell,
- arg
- );
- if (telnetd_task_id == RTEMS_ID_NONE) {
- FILE *dummy;
-
- if ( telnetd_spawn_task != telnetd_dflt_spawn ) {
- fprintf(stderr,"Telnetd: Unable to spawn child task\n");
- }
-
- /* hmm - the pty driver slot can only be
- * released by opening and subsequently
- * closing the PTY - this also closes
- * the underlying socket. So we mock up
- * a stream...
- */
-
- if ( !(dummy=fopen(devname,"r+")) )
- perror("Unable to dummy open the pty, losing a slot :-(");
- release_a_Connection(devname, peername, &dummy, 1);
- free(arg);
- sleep(2); /* don't accept connections too fast */
- }
- }
- } while(1);
-
- /* TODO: how to free the connection semaphore? But then -
- * stopping the daemon is probably only needed during
- * development/debugging.
- * Finalizer code should collect all the connection semaphore
- * counts and eventually clean up...
- */
- close(des_socket);
- telnetd_task_id = RTEMS_ID_NONE;
-}
-
-rtems_status_code rtems_telnetd_start(const rtems_telnetd_config_table* config)
-{
- if (telnetd_config != NULL) {
- fprintf(stderr, "telnetd already started\n");
- return RTEMS_RESOURCE_IN_USE;
- }
-
- if (config->command == NULL) {
- fprintf(stderr, "telnetd setup with invalid command\n");
- return RTEMS_IO_ERROR;
- }
-
- telnetd_config = calloc(1, sizeof(*telnetd_config));
- if (telnetd_config == NULL) {
- fprintf(stderr, "telnetd cannot alloc telnetd config table\n");
- return RTEMS_NO_MEMORY;
- }
-
-
- if ( !telnet_pty_initialize() ) {
- fprintf(stderr, "telnetd cannot initialize PTY driver\n");
- free(telnetd_config);
- telnetd_config = NULL;
- return RTEMS_IO_ERROR;
- }
-
- *telnetd_config = *config;
-
- /* Check priority */
- if (telnetd_config->priority < 2) {
- telnetd_config->priority = 100;
- }
-
- /* Check stack size */
- if (telnetd_config->stack_size <= 0) {
- telnetd_config->stack_size = (size_t)32 * 1024;
- }
-
- /* Spawn task */
- telnetd_task_id = telnetd_spawn_task(
- "TNTD",
- telnetd_config->priority,
- telnetd_config->stack_size,
- rtems_task_telnetd,
- 0
- );
- if (telnetd_task_id == RTEMS_ID_NONE) {
- free(telnetd_config);
- telnetd_config = NULL;
- return RTEMS_IO_ERROR;
- }
-
- /* Print status */
- if (!telnetd_config->keep_stdio) {
- fprintf(
- stderr,
- "telnetd started with stacksize = %u and priority = %d\n",
- (unsigned) telnetd_config->stack_size,
- (unsigned) telnetd_config->priority
- );
- }
-
- return RTEMS_SUCCESSFUL;
-}
-
-/* utility wrapper */
-static void
-spawned_shell(void *targ)
-{
- rtems_status_code sc;
- FILE *nstd[3]={0};
- FILE *ostd[3]={ stdin, stdout, stderr };
- int i=0;
- struct shell_args *arg = targ;
- bool login_failed = false;
- bool start = true;
-
- sc=rtems_libio_set_private_env();
-
- /* newlib hack/workaround. Before we change stdin/out/err we must make
- * sure the internal data are initialized (fileno(stdout) has this sideeffect).
- * This should probably be done from RTEMS' libc support layer...
- * (T.S., newlibc-1.13; 2005/10)
- */
-
- fileno(stdout);
-
- if (RTEMS_SUCCESSFUL != sc) {
- rtems_error(sc,"rtems_libio_set_private_env");
- goto cleanup;
- }
-
- /* redirect stdio */
- for (i=0; i<3; i++) {
- if ( !(nstd[i]=fopen(arg->devname,"r+")) ) {
- perror("unable to open stdio");
- goto cleanup;
- }
- }
-
- stdin = nstd[0];
- stdout = nstd[1];
- stderr = nstd[2];
-
- #if 0
- printk("STDOUT is now %x (%x) (FD %i/%i)\n",
- stdout,nstd[1],fileno(stdout),fileno(nstd[1]));
- printf("hello\n");
- write(fileno(stdout),"hellofd\n",8);
- #endif
-
- /* call their routine */
- if (telnetd_config->login_check != NULL) {
- start = rtems_shell_login_prompt(
- stdin,
- stderr,
- arg->devname,
- telnetd_config->login_check
- );
- login_failed = !start;
- }
- if (start) {
- telnetd_config->command( arg->devname, arg->arg);
- }
-
- stdin = ostd[0];
- stdout = ostd[1];
- stderr = ostd[2];
-
- if (login_failed) {
- syslog(
- LOG_AUTHPRIV | LOG_WARNING,
- "telnetd: to many wrong passwords entered from %s",
- arg->peername
- );
- }
-
-cleanup:
- release_a_Connection(arg->devname, arg->peername, nstd, i);
- free(arg);
-}
-
-struct wrap_delete_args {
- void (*t)(void *);
- void *a;
-};
-
-static rtems_task
-wrap_delete(rtems_task_argument arg)
-{
- struct wrap_delete_args *pwa = (struct wrap_delete_args *)arg;
- register void (*t)(void *) = pwa->t;
- register void *a = pwa->a;
-
- /* free argument before calling function (which may never return if
- * they choose to delete themselves)
- */
- free(pwa);
- t(a);
- rtems_task_delete(RTEMS_SELF);
-}
-
-rtems_id
-telnetd_dflt_spawn(const char *name, unsigned int priority, unsigned int stackSize, void (*fn)(void *), void* fnarg)
-{
- rtems_status_code sc;
- rtems_id task_id = RTEMS_ID_NONE;
- char nm[4] = {'X','X','X','X' };
- struct wrap_delete_args *pwa = malloc(sizeof(*pwa));
-
- strncpy(nm, name, 4);
-
- if ( !pwa ) {
- perror("Telnetd: no memory\n");
- return RTEMS_ID_NONE;
- }
-
- pwa->t = fn;
- pwa->a = fnarg;
-
- if ((sc=rtems_task_create(
- rtems_build_name(nm[0], nm[1], nm[2], nm[3]),
- (rtems_task_priority)priority,
- stackSize,
- RTEMS_DEFAULT_MODES,
- RTEMS_DEFAULT_ATTRIBUTES | RTEMS_FLOATING_POINT,
- &task_id)) ||
- (sc=rtems_task_start(
- task_id,
- wrap_delete,
- (rtems_task_argument)pwa))) {
- free(pwa);
- rtems_error(sc,"Telnetd: spawning task failed");
- return RTEMS_ID_NONE;
- }
- return task_id;
-}
-
-/* convenience routines for CEXP (retrieve stdio descriptors
- * from reent structure)
- */
-#ifdef stdin
-static __inline__ FILE *
-_stdin(void) { return stdin; }
-#undef stdin
-FILE *stdin(void) { return _stdin(); }
-#endif
-#ifdef stdout
-static __inline__ FILE *
-_stdout(void) { return stdout; }
-#undef stdout
-FILE *stdout(void) { return _stdout(); }
-#endif
-#ifdef stderr
-static __inline__ FILE *
-_stderr(void) { return stderr; }
-#undef stderr
-FILE *stderr(void) { return _stderr(); }
-#endif
-
-/* MUST NOT USE stdin & friends below here !!!!!!!!!!!!! */