/* Copyright (C) 1992, 1995, 1997, 1998 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library 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. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <features.h> #define __USE_GNU #include <string.h> #include <termios.h> #include <unistd.h> #include <sys/ioctl.h> #include <sys/types.h> /* The difference here is that the termios structure used in the kernel is not the same as we use in the libc. Therefore we must translate it here. */ #include "kernel_termios.h" /* Put the state of FD into *TERMIOS_P. */ int tcgetattr (int fd, struct termios *termios_p) { struct __kernel_termios k_termios; int retval; retval = ioctl (fd, TCGETS, &k_termios); termios_p->c_iflag = k_termios.c_iflag; termios_p->c_oflag = k_termios.c_oflag; termios_p->c_cflag = k_termios.c_cflag; termios_p->c_lflag = k_termios.c_lflag; termios_p->c_line = k_termios.c_line; #ifdef _HAVE_C_ISPEED termios_p->c_ispeed = k_termios.c_ispeed; #endif #ifdef _HAVE_C_OSPEED termios_p->c_ospeed = k_termios.c_ospeed; #endif if (sizeof (cc_t) == 1 || _POSIX_VDISABLE == 0 || (unsigned char) _POSIX_VDISABLE == (unsigned char) -1) { memset (mempcpy (&termios_p->c_cc[0], &k_termios.c_cc[0], __KERNEL_NCCS * sizeof (cc_t)), _POSIX_VDISABLE, (NCCS - __KERNEL_NCCS) * sizeof (cc_t)); #if 0 memset ( (memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0], __KERNEL_NCCS * sizeof (cc_t)) + (__KERNEL_NCCS * sizeof (cc_t))) , _POSIX_VDISABLE, (NCCS - __KERNEL_NCCS) * sizeof (cc_t)); #endif } else { size_t cnt; memcpy (&termios_p->c_cc[0], &k_termios.c_cc[0], __KERNEL_NCCS * sizeof (cc_t)); for (cnt = __KERNEL_NCCS; cnt < NCCS; ++cnt) termios_p->c_cc[cnt] = _POSIX_VDISABLE; } return retval; }