diff options
Diffstat (limited to 'crypto/openssh/openbsd-compat/bsd-openpty.c')
| -rw-r--r-- | crypto/openssh/openbsd-compat/bsd-openpty.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/crypto/openssh/openbsd-compat/bsd-openpty.c b/crypto/openssh/openbsd-compat/bsd-openpty.c deleted file mode 100644 index 9777eb5..0000000 --- a/crypto/openssh/openbsd-compat/bsd-openpty.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * Please note: this implementation of openpty() is far from complete. - * it is just enough for portable OpenSSH's needs. - */ - -/* - * Copyright (c) 2004 Damien Miller <djm@mindrot.org> - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES - * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR - * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES - * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF - * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -/* - * Author: Tatu Ylonen <ylo@cs.hut.fi> - * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland - * All rights reserved - * Allocating a pseudo-terminal, and making it the controlling tty. - * - * As far as I am concerned, the code I have written for this software - * can be used freely for any purpose. Any derived versions of this - * software must be clearly marked as such, and if the derived work is - * incompatible with the protocol description in the RFC file, it must be - * called by a name other than "ssh" or "Secure Shell". - */ - -#include "includes.h" -#if !defined(HAVE_OPENPTY) - -#include <sys/types.h> - -#include <stdlib.h> - -#ifdef HAVE_SYS_STAT_H -# include <sys/stat.h> -#endif -#ifdef HAVE_SYS_IOCTL_H -# include <sys/ioctl.h> -#endif - -#ifdef HAVE_FCNTL_H -# include <fcntl.h> -#endif - -#ifdef HAVE_UTIL_H -# include <util.h> -#endif /* HAVE_UTIL_H */ - -#ifdef HAVE_PTY_H -# include <pty.h> -#endif -#if defined(HAVE_DEV_PTMX) && defined(HAVE_SYS_STROPTS_H) -# include <sys/stropts.h> -#endif - -#include <signal.h> -#include <string.h> -#include <unistd.h> - -#ifndef O_NOCTTY -#define O_NOCTTY 0 -#endif - -int -openpty(int *amaster, int *aslave, char *name, struct termios *termp, - struct winsize *winp) -{ -#if defined(HAVE__GETPTY) - /* - * _getpty(3) exists in SGI Irix 4.x, 5.x & 6.x -- it generates more - * pty's automagically when needed - */ - char *slave; - - if ((slave = _getpty(amaster, O_RDWR, 0622, 0)) == NULL) - return (-1); - - /* Open the slave side. */ - if ((*aslave = open(slave, O_RDWR | O_NOCTTY)) == -1) { - close(*amaster); - return (-1); - } - return (0); - -#elif defined(HAVE_DEV_PTMX) - /* - * This code is used e.g. on Solaris 2.x. (Note that Solaris 2.3 - * also has bsd-style ptys, but they simply do not work.) - */ - int ptm; - char *pts; - mysig_t old_signal; - - if ((ptm = open("/dev/ptmx", O_RDWR | O_NOCTTY)) == -1) - return (-1); - - /* XXX: need to close ptm on error? */ - old_signal = signal(SIGCHLD, SIG_DFL); - if (grantpt(ptm) < 0) - return (-1); - signal(SIGCHLD, old_signal); - - if (unlockpt(ptm) < 0) - return (-1); - - if ((pts = ptsname(ptm)) == NULL) - return (-1); - *amaster = ptm; - - /* Open the slave side. */ - if ((*aslave = open(pts, O_RDWR | O_NOCTTY)) == -1) { - close(*amaster); - return (-1); - } - - /* - * Try to push the appropriate streams modules, as described - * in Solaris pts(7). - */ - ioctl(*aslave, I_PUSH, "ptem"); - ioctl(*aslave, I_PUSH, "ldterm"); -# ifndef __hpux - ioctl(*aslave, I_PUSH, "ttcompat"); -# endif /* __hpux */ - - return (0); - -#elif defined(HAVE_DEV_PTS_AND_PTC) - /* AIX-style pty code. */ - const char *ttname; - - if ((*amaster = open("/dev/ptc", O_RDWR | O_NOCTTY)) == -1) - return (-1); - if ((ttname = ttyname(*amaster)) == NULL) - return (-1); - if ((*aslave = open(ttname, O_RDWR | O_NOCTTY)) == -1) { - close(*amaster); - return (-1); - } - return (0); - -#elif defined(_UNICOS) - char ptbuf[64], ttbuf[64]; - int i; - int highpty; - - highpty = 128; -#ifdef _SC_CRAY_NPTY - if ((highpty = sysconf(_SC_CRAY_NPTY)) == -1) - highpty = 128; -#endif /* _SC_CRAY_NPTY */ - - for (i = 0; i < highpty; i++) { - snprintf(ptbuf, sizeof(ptbuf), "/dev/pty/%03d", i); - snprintf(ttbuf, sizeof(ttbuf), "/dev/ttyp%03d", i); - if ((*amaster = open(ptbuf, O_RDWR|O_NOCTTY)) == -1) - continue; - /* Open the slave side. */ - if ((*aslave = open(ttbuf, O_RDWR|O_NOCTTY)) == -1) { - close(*amaster); - return (-1); - } - return (0); - } - return (-1); - -#else - /* BSD-style pty code. */ - char ptbuf[64], ttbuf[64]; - int i; - const char *ptymajors = "pqrstuvwxyzabcdefghijklmno" - "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; - const char *ptyminors = "0123456789abcdef"; - int num_minors = strlen(ptyminors); - int num_ptys = strlen(ptymajors) * num_minors; - struct termios tio; - - for (i = 0; i < num_ptys; i++) { - snprintf(ptbuf, sizeof(ptbuf), "/dev/pty%c%c", - ptymajors[i / num_minors], ptyminors[i % num_minors]); - snprintf(ttbuf, sizeof(ttbuf), "/dev/tty%c%c", - ptymajors[i / num_minors], ptyminors[i % num_minors]); - - if ((*amaster = open(ptbuf, O_RDWR | O_NOCTTY)) == -1) { - /* Try SCO style naming */ - snprintf(ptbuf, sizeof(ptbuf), "/dev/ptyp%d", i); - snprintf(ttbuf, sizeof(ttbuf), "/dev/ttyp%d", i); - if ((*amaster = open(ptbuf, O_RDWR | O_NOCTTY)) == -1) - continue; - } - - /* Open the slave side. */ - if ((*aslave = open(ttbuf, O_RDWR | O_NOCTTY)) == -1) { - close(*amaster); - return (-1); - } - /* set tty modes to a sane state for broken clients */ - if (tcgetattr(*amaster, &tio) != -1) { - tio.c_lflag |= (ECHO | ISIG | ICANON); - tio.c_oflag |= (OPOST | ONLCR); - tio.c_iflag |= ICRNL; - tcsetattr(*amaster, TCSANOW, &tio); - } - - return (0); - } - return (-1); -#endif -} - -#endif /* !defined(HAVE_OPENPTY) */ - |
