/* * Copyright (c) 1994-1995 Søren Schmidt * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer * in this position and unchanged. * 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. The name of the author may not be used to endorse or promote products * derived from this software withough specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. * * $FreeBSD$ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef __alpha__ #include #else #include #endif #ifdef __alpha__ #include #else #include #endif #include #include static linux_ioctl_function_t linux_ioctl_cdrom; static linux_ioctl_function_t linux_ioctl_console; static linux_ioctl_function_t linux_ioctl_disk; static linux_ioctl_function_t linux_ioctl_socket; static linux_ioctl_function_t linux_ioctl_sound; static linux_ioctl_function_t linux_ioctl_termio; static struct linux_ioctl_handler cdrom_handler = { linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX }; static struct linux_ioctl_handler console_handler = { linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX }; static struct linux_ioctl_handler disk_handler = { linux_ioctl_disk, LINUX_IOCTL_DISK_MIN, LINUX_IOCTL_DISK_MAX }; static struct linux_ioctl_handler socket_handler = { linux_ioctl_socket, LINUX_IOCTL_SOCKET_MIN, LINUX_IOCTL_SOCKET_MAX }; static struct linux_ioctl_handler sound_handler = { linux_ioctl_sound, LINUX_IOCTL_SOUND_MIN, LINUX_IOCTL_SOUND_MAX }; static struct linux_ioctl_handler termio_handler = { linux_ioctl_termio, LINUX_IOCTL_TERMIO_MIN, LINUX_IOCTL_TERMIO_MAX }; DATA_SET(linux_ioctl_handler_set, cdrom_handler); DATA_SET(linux_ioctl_handler_set, console_handler); DATA_SET(linux_ioctl_handler_set, disk_handler); DATA_SET(linux_ioctl_handler_set, socket_handler); DATA_SET(linux_ioctl_handler_set, sound_handler); DATA_SET(linux_ioctl_handler_set, termio_handler); struct handler_element { TAILQ_ENTRY(handler_element) list; int (*func)(struct proc *, struct linux_ioctl_args *); int low, high, span; }; static TAILQ_HEAD(, handler_element) handlers = TAILQ_HEAD_INITIALIZER(handlers); static int linux_ioctl_disk(struct proc *p, struct linux_ioctl_args *args) { struct file *fp = p->p_fd->fd_ofiles[args->fd]; int error; struct disklabel dl; switch (args->cmd & 0xffff) { case LINUX_BLKGETSIZE: error = fo_ioctl(fp, DIOCGDINFO, (caddr_t)&dl, p); if (error) return (error); return copyout(&(dl.d_secperunit), (caddr_t)args->arg, sizeof(dl.d_secperunit)); break; } return (ENOIOCTL); } /* * termio related ioctls */ struct linux_termio { unsigned short c_iflag; unsigned short c_oflag; unsigned short c_cflag; unsigned short c_lflag; unsigned char c_line; unsigned char c_cc[LINUX_NCC]; }; struct linux_termios { unsigned int c_iflag; unsigned int c_oflag; unsigned int c_cflag; unsigned int c_lflag; #ifdef __alpha__ unsigned char c_cc[LINUX_NCCS]; unsigned char c_line; unsigned int c_ispeed; unsigned int c_ospeed; #else unsigned char c_line; unsigned char c_cc[LINUX_NCCS]; #endif }; struct linux_winsize { unsigned short ws_row, ws_col; unsigned short ws_xpixel, ws_ypixel; }; static struct speedtab sptab[] = { { B0, LINUX_B0 }, { B50, LINUX_B50 }, { B75, LINUX_B75 }, { B110, LINUX_B110 }, { B134, LINUX_B134 }, { B150, LINUX_B150 }, { B200, LINUX_B200 }, { B300, LINUX_B300 }, { B600, LINUX_B600 }, { B1200, LINUX_B1200 }, { B1800, LINUX_B1800 }, { B2400, LINUX_B2400 }, { B4800, LINUX_B4800 }, { B9600, LINUX_B9600 }, { B19200, LINUX_B19200 }, { B38400, LINUX_B38400 }, { B57600, LINUX_B57600 }, { B115200, LINUX_B115200 }, {-1, -1 } }; struct linux_serial_struct { int type; int line; int port; int irq; int flags; int xmit_fifo_size; int custom_divisor; int baud_base; unsigned short close_delay; char reserved_char[2]; int hub6; unsigned short closing_wait; unsigned short closing_wait2; int reserved[4]; }; static int linux_to_bsd_speed(int code, struct speedtab *table) { for ( ; table->sp_code != -1; table++) if (table->sp_code == code) return (table->sp_speed); return -1; } static int bsd_to_linux_speed(int speed, struct speedtab *table) { for ( ; table->sp_speed != -1; table++) if (table->sp_speed == speed) return (table->sp_code); return -1; } static void bsd_to_linux_termios(struct termios *bios, struct linux_termios *lios) { int i; #ifdef DEBUG printf("LINUX: BSD termios structure (input):\n"); printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, bios->c_ispeed, bios->c_ospeed); printf("c_cc "); for (i=0; ic_cc[i]); printf("\n"); #endif lios->c_iflag = 0; if (bios->c_iflag & IGNBRK) lios->c_iflag |= LINUX_IGNBRK; if (bios->c_iflag & BRKINT) lios->c_iflag |= LINUX_BRKINT; if (bios->c_iflag & IGNPAR) lios->c_iflag |= LINUX_IGNPAR; if (bios->c_iflag & PARMRK) lios->c_iflag |= LINUX_PARMRK; if (bios->c_iflag & INPCK) lios->c_iflag |= LINUX_INPCK; if (bios->c_iflag & ISTRIP) lios->c_iflag |= LINUX_ISTRIP; if (bios->c_iflag & INLCR) lios->c_iflag |= LINUX_INLCR; if (bios->c_iflag & IGNCR) lios->c_iflag |= LINUX_IGNCR; if (bios->c_iflag & ICRNL) lios->c_iflag |= LINUX_ICRNL; if (bios->c_iflag & IXON) lios->c_iflag |= LINUX_IXON; if (bios->c_iflag & IXANY) lios->c_iflag |= LINUX_IXANY; if (bios->c_iflag & IXOFF) lios->c_iflag |= LINUX_IXOFF; if (bios->c_iflag & IMAXBEL) lios->c_iflag |= LINUX_IMAXBEL; lios->c_oflag = 0; if (bios->c_oflag & OPOST) lios->c_oflag |= LINUX_OPOST; if (bios->c_oflag & ONLCR) lios->c_oflag |= LINUX_ONLCR; if (bios->c_oflag & OXTABS) lios->c_oflag |= LINUX_XTABS; lios->c_cflag = bsd_to_linux_speed(bios->c_ispeed, sptab); lios->c_cflag |= (bios->c_cflag & CSIZE) >> 4; if (bios->c_cflag & CSTOPB) lios->c_cflag |= LINUX_CSTOPB; if (bios->c_cflag & CREAD) lios->c_cflag |= LINUX_CREAD; if (bios->c_cflag & PARENB) lios->c_cflag |= LINUX_PARENB; if (bios->c_cflag & PARODD) lios->c_cflag |= LINUX_PARODD; if (bios->c_cflag & HUPCL) lios->c_cflag |= LINUX_HUPCL; if (bios->c_cflag & CLOCAL) lios->c_cflag |= LINUX_CLOCAL; if (bios->c_cflag & CRTSCTS) lios->c_cflag |= LINUX_CRTSCTS; lios->c_lflag = 0; if (bios->c_lflag & ISIG) lios->c_lflag |= LINUX_ISIG; if (bios->c_lflag & ICANON) lios->c_lflag |= LINUX_ICANON; if (bios->c_lflag & ECHO) lios->c_lflag |= LINUX_ECHO; if (bios->c_lflag & ECHOE) lios->c_lflag |= LINUX_ECHOE; if (bios->c_lflag & ECHOK) lios->c_lflag |= LINUX_ECHOK; if (bios->c_lflag & ECHONL) lios->c_lflag |= LINUX_ECHONL; if (bios->c_lflag & NOFLSH) lios->c_lflag |= LINUX_NOFLSH; if (bios->c_lflag & TOSTOP) lios->c_lflag |= LINUX_TOSTOP; if (bios->c_lflag & ECHOCTL) lios->c_lflag |= LINUX_ECHOCTL; if (bios->c_lflag & ECHOPRT) lios->c_lflag |= LINUX_ECHOPRT; if (bios->c_lflag & ECHOKE) lios->c_lflag |= LINUX_ECHOKE; if (bios->c_lflag & FLUSHO) lios->c_lflag |= LINUX_FLUSHO; if (bios->c_lflag & PENDIN) lios->c_lflag |= LINUX_PENDIN; if (bios->c_lflag & IEXTEN) lios->c_lflag |= LINUX_IEXTEN; for (i=0; ic_cc[i] = LINUX_POSIX_VDISABLE; lios->c_cc[LINUX_VINTR] = bios->c_cc[VINTR]; lios->c_cc[LINUX_VQUIT] = bios->c_cc[VQUIT]; lios->c_cc[LINUX_VERASE] = bios->c_cc[VERASE]; lios->c_cc[LINUX_VKILL] = bios->c_cc[VKILL]; lios->c_cc[LINUX_VEOF] = bios->c_cc[VEOF]; lios->c_cc[LINUX_VEOL] = bios->c_cc[VEOL]; lios->c_cc[LINUX_VMIN] = bios->c_cc[VMIN]; lios->c_cc[LINUX_VTIME] = bios->c_cc[VTIME]; lios->c_cc[LINUX_VEOL2] = bios->c_cc[VEOL2]; lios->c_cc[LINUX_VSUSP] = bios->c_cc[VSUSP]; lios->c_cc[LINUX_VSTART] = bios->c_cc[VSTART]; lios->c_cc[LINUX_VSTOP] = bios->c_cc[VSTOP]; lios->c_cc[LINUX_VREPRINT] = bios->c_cc[VREPRINT]; lios->c_cc[LINUX_VDISCARD] = bios->c_cc[VDISCARD]; lios->c_cc[LINUX_VWERASE] = bios->c_cc[VWERASE]; lios->c_cc[LINUX_VLNEXT] = bios->c_cc[VLNEXT]; for (i=0; ic_cc[i] == _POSIX_VDISABLE) lios->c_cc[i] = LINUX_POSIX_VDISABLE; } lios->c_line = 0; #ifdef DEBUG printf("LINUX: LINUX termios structure (output):\n"); printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", lios->c_iflag, lios->c_oflag, lios->c_cflag, lios->c_lflag, (int)lios->c_line); printf("c_cc "); for (i=0; ic_cc[i]); printf("\n"); #endif } static void linux_to_bsd_termios(struct linux_termios *lios, struct termios *bios) { int i; #ifdef DEBUG printf("LINUX: LINUX termios structure (input):\n"); printf("i=%08x o=%08x c=%08x l=%08x line=%d\n", lios->c_iflag, lios->c_oflag, lios->c_cflag, lios->c_lflag, (int)lios->c_line); printf("c_cc "); for (i=0; ic_cc[i]); printf("\n"); #endif bios->c_iflag = 0; if (lios->c_iflag & LINUX_IGNBRK) bios->c_iflag |= IGNBRK; if (lios->c_iflag & LINUX_BRKINT) bios->c_iflag |= BRKINT; if (lios->c_iflag & LINUX_IGNPAR) bios->c_iflag |= IGNPAR; if (lios->c_iflag & LINUX_PARMRK) bios->c_iflag |= PARMRK; if (lios->c_iflag & LINUX_INPCK) bios->c_iflag |= INPCK; if (lios->c_iflag & LINUX_ISTRIP) bios->c_iflag |= ISTRIP; if (lios->c_iflag & LINUX_INLCR) bios->c_iflag |= INLCR; if (lios->c_iflag & LINUX_IGNCR) bios->c_iflag |= IGNCR; if (lios->c_iflag & LINUX_ICRNL) bios->c_iflag |= ICRNL; if (lios->c_iflag & LINUX_IXON) bios->c_iflag |= IXON; if (lios->c_iflag & LINUX_IXANY) bios->c_iflag |= IXANY; if (lios->c_iflag & LINUX_IXOFF) bios->c_iflag |= IXOFF; if (lios->c_iflag & LINUX_IMAXBEL) bios->c_iflag |= IMAXBEL; bios->c_oflag = 0; if (lios->c_oflag & LINUX_OPOST) bios->c_oflag |= OPOST; if (lios->c_oflag & LINUX_ONLCR) bios->c_oflag |= ONLCR; if (lios->c_oflag & LINUX_XTABS) bios->c_oflag |= OXTABS; bios->c_cflag = (lios->c_cflag & LINUX_CSIZE) << 4; if (lios->c_cflag & LINUX_CSTOPB) bios->c_cflag |= CSTOPB; if (lios->c_cflag & LINUX_CREAD) bios->c_cflag |= CREAD; if (lios->c_cflag & LINUX_PARENB) bios->c_cflag |= PARENB; if (lios->c_cflag & LINUX_PARODD) bios->c_cflag |= PARODD; if (lios->c_cflag & LINUX_HUPCL) bios->c_cflag |= HUPCL; if (lios->c_cflag & LINUX_CLOCAL) bios->c_cflag |= CLOCAL; if (lios->c_cflag & LINUX_CRTSCTS) bios->c_cflag |= CRTSCTS; bios->c_lflag = 0; if (lios->c_lflag & LINUX_ISIG) bios->c_lflag |= ISIG; if (lios->c_lflag & LINUX_ICANON) bios->c_lflag |= ICANON; if (lios->c_lflag & LINUX_ECHO) bios->c_lflag |= ECHO; if (lios->c_lflag & LINUX_ECHOE) bios->c_lflag |= ECHOE; if (lios->c_lflag & LINUX_ECHOK) bios->c_lflag |= ECHOK; if (lios->c_lflag & LINUX_ECHONL) bios->c_lflag |= ECHONL; if (lios->c_lflag & LINUX_NOFLSH) bios->c_lflag |= NOFLSH; if (lios->c_lflag & LINUX_TOSTOP) bios->c_lflag |= TOSTOP; if (lios->c_lflag & LINUX_ECHOCTL) bios->c_lflag |= ECHOCTL; if (lios->c_lflag & LINUX_ECHOPRT) bios->c_lflag |= ECHOPRT; if (lios->c_lflag & LINUX_ECHOKE) bios->c_lflag |= ECHOKE; if (lios->c_lflag & LINUX_FLUSHO) bios->c_lflag |= FLUSHO; if (lios->c_lflag & LINUX_PENDIN) bios->c_lflag |= PENDIN; if (lios->c_lflag & LINUX_IEXTEN) bios->c_lflag |= IEXTEN; for (i=0; ic_cc[i] = _POSIX_VDISABLE; bios->c_cc[VINTR] = lios->c_cc[LINUX_VINTR]; bios->c_cc[VQUIT] = lios->c_cc[LINUX_VQUIT]; bios->c_cc[VERASE] = lios->c_cc[LINUX_VERASE]; bios->c_cc[VKILL] = lios->c_cc[LINUX_VKILL]; bios->c_cc[VEOF] = lios->c_cc[LINUX_VEOF]; bios->c_cc[VEOL] = lios->c_cc[LINUX_VEOL]; bios->c_cc[VMIN] = lios->c_cc[LINUX_VMIN]; bios->c_cc[VTIME] = lios->c_cc[LINUX_VTIME]; bios->c_cc[VEOL2] = lios->c_cc[LINUX_VEOL2]; bios->c_cc[VSUSP] = lios->c_cc[LINUX_VSUSP]; bios->c_cc[VSTART] = lios->c_cc[LINUX_VSTART]; bios->c_cc[VSTOP] = lios->c_cc[LINUX_VSTOP]; bios->c_cc[VREPRINT] = lios->c_cc[LINUX_VREPRINT]; bios->c_cc[VDISCARD] = lios->c_cc[LINUX_VDISCARD]; bios->c_cc[VWERASE] = lios->c_cc[LINUX_VWERASE]; bios->c_cc[VLNEXT] = lios->c_cc[LINUX_VLNEXT]; for (i=0; ic_cc[i] == LINUX_POSIX_VDISABLE) bios->c_cc[i] = _POSIX_VDISABLE; } bios->c_ispeed = bios->c_ospeed = linux_to_bsd_speed(lios->c_cflag & LINUX_CBAUD, sptab); #ifdef DEBUG printf("LINUX: BSD termios structure (output):\n"); printf("i=%08x o=%08x c=%08x l=%08x ispeed=%d ospeed=%d\n", bios->c_iflag, bios->c_oflag, bios->c_cflag, bios->c_lflag, bios->c_ispeed, bios->c_ospeed); printf("c_cc "); for (i=0; ic_cc[i]); printf("\n"); #endif } static void bsd_to_linux_termio(struct termios *bios, struct linux_termio *lio) { struct linux_termios lios; bsd_to_linux_termios(bios, &lios); lio->c_iflag = lios.c_iflag; lio->c_oflag = lios.c_oflag; lio->c_cflag = lios.c_cflag; lio->c_lflag = lios.c_lflag; lio->c_line = lios.c_line; memcpy(lio->c_cc, lios.c_cc, LINUX_NCC); } static void linux_to_bsd_termio(struct linux_termio *lio, struct termios *bios) { struct linux_termios lios; int i; lios.c_iflag = lio->c_iflag; lios.c_oflag = lio->c_oflag; lios.c_cflag = lio->c_cflag; lios.c_lflag = lio->c_lflag; for (i=LINUX_NCC; ic_cc, LINUX_NCC); linux_to_bsd_termios(&lios, bios); } static int linux_ioctl_termio(struct proc *p, struct linux_ioctl_args *args) { struct termios bios; struct linux_termios lios; struct linux_termio lio; struct file *fp = p->p_fd->fd_ofiles[args->fd]; int error; switch (args->cmd & 0xffff) { case LINUX_TCGETS: error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, p); if (error) return (error); bsd_to_linux_termios(&bios, &lios); return copyout(&lios, (caddr_t)args->arg, sizeof(lios)); case LINUX_TCSETS: error = copyin((caddr_t)args->arg, &lios, sizeof(lios)); if (error) return (error); linux_to_bsd_termios(&lios, &bios); return (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, p)); case LINUX_TCSETSW: error = copyin((caddr_t)args->arg, &lios, sizeof(lios)); if (error) return (error); linux_to_bsd_termios(&lios, &bios); return (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, p)); case LINUX_TCSETSF: error = copyin((caddr_t)args->arg, &lios, sizeof(lios)); if (error) return (error); linux_to_bsd_termios(&lios, &bios); return (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, p)); case LINUX_TCGETA: error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, p); if (error) return (error); bsd_to_linux_termio(&bios, &lio); return (copyout(&lio, (caddr_t)args->arg, sizeof(lio))); case LINUX_TCSETA: error = copyin((caddr_t)args->arg, &lio, sizeof(lio)); if (error) return (error); linux_to_bsd_termio(&lio, &bios); return (fo_ioctl(fp, TIOCSETA, (caddr_t)&bios, p)); case LINUX_TCSETAW: error = copyin((caddr_t)args->arg, &lio, sizeof(lio)); if (error) return (error); linux_to_bsd_termio(&lio, &bios); return (fo_ioctl(fp, TIOCSETAW, (caddr_t)&bios, p)); case LINUX_TCSETAF: error = copyin((caddr_t)args->arg, &lio, sizeof(lio)); if (error) return (error); linux_to_bsd_termio(&lio, &bios); return (fo_ioctl(fp, TIOCSETAF, (caddr_t)&bios, p)); /* LINUX_TCSBRK */ case LINUX_TCXONC: { switch (args->arg) { case LINUX_TCOOFF: args->cmd = TIOCSTOP; break; case LINUX_TCOON: args->cmd = TIOCSTART; break; case LINUX_TCIOFF: case LINUX_TCION: { int c; struct write_args wr; error = fo_ioctl(fp, TIOCGETA, (caddr_t)&bios, p); if (error) return (error); c = (args->arg == LINUX_TCIOFF) ? VSTOP : VSTART; c = bios.c_cc[c]; if (c != _POSIX_VDISABLE) { wr.fd = args->fd; wr.buf = &c; wr.nbyte = sizeof(c); return (write(p, &wr)); } else return (0); } default: return (EINVAL); } args->arg = 0; return (ioctl(p, (struct ioctl_args *)args)); } case LINUX_TCFLSH: { args->cmd = TIOCFLUSH; switch (args->arg) { case LINUX_TCIFLUSH: args->arg = FREAD; break; case LINUX_TCOFLUSH: args->arg = FWRITE; break; case LINUX_TCIOFLUSH: args->arg = FREAD | FWRITE; break; default: return (EINVAL); } return (ioctl(p, (struct ioctl_args *)args)); } case LINUX_TIOCEXCL: args->cmd = TIOCEXCL; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCNXCL: args->cmd = TIOCNXCL; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_TIOCSCTTY */ case LINUX_TIOCGPGRP: args->cmd = TIOCGPGRP; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCSPGRP: args->cmd = TIOCSPGRP; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_TIOCOUTQ */ /* LINUX_TIOCSTI */ case LINUX_TIOCGWINSZ: args->cmd = TIOCGWINSZ; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCSWINSZ: args->cmd = TIOCSWINSZ; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCMGET: args->cmd = TIOCMGET; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCMBIS: args->cmd = TIOCMBIS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCMBIC: args->cmd = TIOCMBIC; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCMSET: args->cmd = TIOCMSET; return (ioctl(p, (struct ioctl_args *)args)); /* TIOCGSOFTCAR */ /* TIOCSSOFTCAR */ case LINUX_FIONREAD: /* LINUX_TIOCINQ */ args->cmd = FIONREAD; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_TIOCLINUX */ case LINUX_TIOCCONS: args->cmd = TIOCCONS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCGSERIAL: { struct linux_serial_struct lss; lss.type = LINUX_PORT_16550A; lss.flags = 0; lss.close_delay = 0; return copyout(&lss, (caddr_t)args->arg, sizeof(lss)); } case LINUX_TIOCSSERIAL: { struct linux_serial_struct lss; error = copyin((caddr_t)args->arg, &lss, sizeof(lss)); if (error) return (error); /* XXX - It really helps to have an implementation that * does nothing. NOT! */ return (0); } /* LINUX_TIOCPKT */ case LINUX_FIONBIO: args->cmd = FIONBIO; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCNOTTY: args->cmd = TIOCNOTTY; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_TIOCSETD: { int line; switch (args->arg) { case LINUX_N_TTY: line = TTYDISC; break; case LINUX_N_SLIP: line = SLIPDISC; break; case LINUX_N_PPP: line = PPPDISC; break; default: return (EINVAL); } return (fo_ioctl(fp, TIOCSETD, (caddr_t)&line, p)); } case LINUX_TIOCGETD: { int linux_line; int bsd_line = TTYDISC; error = fo_ioctl(fp, TIOCGETD, (caddr_t)&bsd_line, p); if (error) return (error); switch (bsd_line) { case TTYDISC: linux_line = LINUX_N_TTY; break; case SLIPDISC: linux_line = LINUX_N_SLIP; break; case PPPDISC: linux_line = LINUX_N_PPP; break; default: return (EINVAL); } return (copyout(&linux_line, (caddr_t)args->arg, sizeof(int))); } /* LINUX_TCSBRKP */ /* LINUX_TIOCTTYGSTRUCT */ case LINUX_FIONCLEX: args->cmd = FIONCLEX; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_FIOCLEX: args->cmd = FIOCLEX; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_FIOASYNC: args->cmd = FIOASYNC; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_TIOCSERCONFIG */ /* LINUX_TIOCSERGWILD */ /* LINUX_TIOCSERSWILD */ /* LINUX_TIOCGLCKTRMIOS */ /* LINUX_TIOCSLCKTRMIOS */ } return (ENOIOCTL); } /* * CDROM related ioctls */ struct linux_cdrom_msf { u_char cdmsf_min0; u_char cdmsf_sec0; u_char cdmsf_frame0; u_char cdmsf_min1; u_char cdmsf_sec1; u_char cdmsf_frame1; }; struct linux_cdrom_tochdr { u_char cdth_trk0; u_char cdth_trk1; }; union linux_cdrom_addr { struct { u_char minute; u_char second; u_char frame; } msf; int lba; }; struct linux_cdrom_tocentry { u_char cdte_track; u_char cdte_adr:4; u_char cdte_ctrl:4; u_char cdte_format; union linux_cdrom_addr cdte_addr; u_char cdte_datamode; }; struct linux_cdrom_subchnl { u_char cdsc_format; u_char cdsc_audiostatus; u_char cdsc_adr:4; u_char cdsc_ctrl:4; u_char cdsc_trk; u_char cdsc_ind; union linux_cdrom_addr cdsc_absaddr; union linux_cdrom_addr cdsc_reladdr; }; static void bsd_to_linux_msf_lba(u_char af, union msf_lba *bp, union linux_cdrom_addr *lp) { if (af == CD_LBA_FORMAT) lp->lba = bp->lba; else { lp->msf.minute = bp->msf.minute; lp->msf.second = bp->msf.second; lp->msf.frame = bp->msf.frame; } } static void set_linux_cdrom_addr(union linux_cdrom_addr *addr, int format, int lba) { if (format == LINUX_CDROM_MSF) { addr->msf.frame = lba % 75; lba /= 75; lba += 2; addr->msf.second = lba % 60; addr->msf.minute = lba / 60; } else addr->lba = lba; } static int linux_ioctl_cdrom(struct proc *p, struct linux_ioctl_args *args) { struct file *fp = p->p_fd->fd_ofiles[args->fd]; int error; switch (args->cmd & 0xffff) { case LINUX_CDROMPAUSE: args->cmd = CDIOCPAUSE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMRESUME: args->cmd = CDIOCRESUME; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMPLAYMSF: args->cmd = CDIOCPLAYMSF; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMPLAYTRKIND: args->cmd = CDIOCPLAYTRACKS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMREADTOCHDR: { struct ioc_toc_header th; struct linux_cdrom_tochdr lth; error = fo_ioctl(fp, CDIOREADTOCHEADER, (caddr_t)&th, p); if (!error) { lth.cdth_trk0 = th.starting_track; lth.cdth_trk1 = th.ending_track; copyout(<h, (caddr_t)args->arg, sizeof(lth)); } return (error); } case LINUX_CDROMREADTOCENTRY: { struct linux_cdrom_tocentry lte, *ltep = (struct linux_cdrom_tocentry *)args->arg; struct ioc_read_toc_single_entry irtse; irtse.address_format = ltep->cdte_format; irtse.track = ltep->cdte_track; error = fo_ioctl(fp, CDIOREADTOCENTRY, (caddr_t)&irtse, p); if (!error) { lte = *ltep; lte.cdte_ctrl = irtse.entry.control; lte.cdte_adr = irtse.entry.addr_type; bsd_to_linux_msf_lba(irtse.address_format, &irtse.entry.addr, <e.cdte_addr); copyout(<e, (caddr_t)args->arg, sizeof(lte)); } return (error); } case LINUX_CDROMSTOP: args->cmd = CDIOCSTOP; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMSTART: args->cmd = CDIOCSTART; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_CDROMEJECT: args->cmd = CDIOCEJECT; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_CDROMVOLCTRL */ case LINUX_CDROMSUBCHNL: { struct linux_cdrom_subchnl sc; struct ioc_read_subchannel bsdsc; struct cd_sub_channel_info *bsdinfo; caddr_t sg = stackgap_init(); bsdinfo = (struct cd_sub_channel_info*)stackgap_alloc(&sg, sizeof(struct cd_sub_channel_info)); bsdsc.address_format = CD_LBA_FORMAT; bsdsc.data_format = CD_CURRENT_POSITION; bsdsc.track = 0; bsdsc.data_len = sizeof(struct cd_sub_channel_info); bsdsc.data = bsdinfo; error = fo_ioctl(fp, CDIOCREADSUBCHANNEL, (caddr_t)&bsdsc, p); if (error) return (error); error = copyin((caddr_t)args->arg, &sc, sizeof(struct linux_cdrom_subchnl)); if (error) return (error); sc.cdsc_audiostatus = bsdinfo->header.audio_status; sc.cdsc_adr = bsdinfo->what.position.addr_type; sc.cdsc_ctrl = bsdinfo->what.position.control; sc.cdsc_trk = bsdinfo->what.position.track_number; sc.cdsc_ind = bsdinfo->what.position.index_number; set_linux_cdrom_addr(&sc.cdsc_absaddr, sc.cdsc_format, bsdinfo->what.position.absaddr.lba); set_linux_cdrom_addr(&sc.cdsc_reladdr, sc.cdsc_format, bsdinfo->what.position.reladdr.lba); error = copyout(&sc, (caddr_t)args->arg, sizeof(struct linux_cdrom_subchnl)); return (error); } /* LINUX_CDROMREADMODE2 */ /* LINUX_CDROMREADMODE1 */ /* LINUX_CDROMREADAUDIO */ /* LINUX_CDROMEJECT_SW */ /* LINUX_CDROMMULTISESSION */ /* LINUX_CDROM_GET_UPC */ case LINUX_CDROMRESET: args->cmd = CDIOCRESET; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_CDROMVOLREAD */ /* LINUX_CDROMREADRAW */ /* LINUX_CDROMREADCOOKED */ /* LINUX_CDROMSEEK */ /* LINUX_CDROMPLAYBLK */ /* LINUX_CDROMREADALL */ /* LINUX_CDROMCLOSETRAY */ /* LINUX_CDROMLOADFROMSLOT */ } return (ENOIOCTL); } /* * Sound related ioctls */ static u_int32_t dirbits[4] = { IOC_VOID, IOC_IN, IOC_OUT, IOC_INOUT }; #define SETDIR(c) (((c) & ~IOC_DIRMASK) | dirbits[args->cmd >> 30]) static int linux_ioctl_sound(struct proc *p, struct linux_ioctl_args *args) { switch (args->cmd & 0xffff) { case LINUX_SOUND_MIXER_WRITE_VOLUME: args->cmd = SETDIR(SOUND_MIXER_WRITE_VOLUME); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_BASS: args->cmd = SETDIR(SOUND_MIXER_WRITE_BASS); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_TREBLE: args->cmd = SETDIR(SOUND_MIXER_WRITE_TREBLE); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_SYNTH: args->cmd = SETDIR(SOUND_MIXER_WRITE_SYNTH); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_PCM: args->cmd = SETDIR(SOUND_MIXER_WRITE_PCM); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_SPEAKER: args->cmd = SETDIR(SOUND_MIXER_WRITE_SPEAKER); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_LINE: args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_MIC: args->cmd = SETDIR(SOUND_MIXER_WRITE_MIC); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_CD: args->cmd = SETDIR(SOUND_MIXER_WRITE_CD); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_IMIX: args->cmd = SETDIR(SOUND_MIXER_WRITE_IMIX); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_ALTPCM: args->cmd = SETDIR(SOUND_MIXER_WRITE_ALTPCM); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_RECLEV: args->cmd = SETDIR(SOUND_MIXER_WRITE_RECLEV); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_IGAIN: args->cmd = SETDIR(SOUND_MIXER_WRITE_IGAIN); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_OGAIN: args->cmd = SETDIR(SOUND_MIXER_WRITE_OGAIN); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_LINE1: args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE1); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_LINE2: args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE2); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_MIXER_WRITE_LINE3: args->cmd = SETDIR(SOUND_MIXER_WRITE_LINE3); return (ioctl(p, (struct ioctl_args *)args)); case LINUX_OSS_GETVERSION: { int version = linux_get_oss_version(p); return (copyout(&version, (caddr_t)args->arg, sizeof(int))); } case LINUX_SOUND_MIXER_READ_DEVMASK: args->cmd = SOUND_MIXER_READ_DEVMASK; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_RESET: args->cmd = SNDCTL_DSP_RESET; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SYNC: args->cmd = SNDCTL_DSP_SYNC; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SPEED: args->cmd = SNDCTL_DSP_SPEED; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_STEREO: args->cmd = SNDCTL_DSP_STEREO; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETBLKSIZE: /* LINUX_SNDCTL_DSP_SETBLKSIZE */ args->cmd = SNDCTL_DSP_GETBLKSIZE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SETFMT: args->cmd = SNDCTL_DSP_SETFMT; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_PCM_WRITE_CHANNELS: args->cmd = SOUND_PCM_WRITE_CHANNELS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SOUND_PCM_WRITE_FILTER: args->cmd = SOUND_PCM_WRITE_FILTER; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_POST: args->cmd = SNDCTL_DSP_POST; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SUBDIVIDE: args->cmd = SNDCTL_DSP_SUBDIVIDE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SETFRAGMENT: args->cmd = SNDCTL_DSP_SETFRAGMENT; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETFMTS: args->cmd = SNDCTL_DSP_GETFMTS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETOSPACE: args->cmd = SNDCTL_DSP_GETOSPACE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETISPACE: args->cmd = SNDCTL_DSP_GETISPACE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_NONBLOCK: args->cmd = SNDCTL_DSP_NONBLOCK; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETCAPS: args->cmd = SNDCTL_DSP_GETCAPS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_SETTRIGGER: /* LINUX_SNDCTL_GETTRIGGER */ args->cmd = SNDCTL_DSP_SETTRIGGER; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETIPTR: args->cmd = SNDCTL_DSP_GETIPTR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETOPTR: args->cmd = SNDCTL_DSP_GETOPTR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_DSP_GETODELAY: args->cmd = SNDCTL_DSP_GETODELAY; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_RESET: args->cmd = SNDCTL_SEQ_RESET; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_SYNC: args->cmd = SNDCTL_SEQ_SYNC; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SYNTH_INFO: args->cmd = SNDCTL_SYNTH_INFO; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_CTRLRATE: args->cmd = SNDCTL_SEQ_CTRLRATE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_GETOUTCOUNT: args->cmd = SNDCTL_SEQ_GETOUTCOUNT; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_GETINCOUNT: args->cmd = SNDCTL_SEQ_GETINCOUNT; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_PERCMODE: args->cmd = SNDCTL_SEQ_PERCMODE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_FM_LOAD_INSTR: args->cmd = SNDCTL_FM_LOAD_INSTR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_TESTMIDI: args->cmd = SNDCTL_SEQ_TESTMIDI; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_RESETSAMPLES: args->cmd = SNDCTL_SEQ_RESETSAMPLES; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_NRSYNTHS: args->cmd = SNDCTL_SEQ_NRSYNTHS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_NRMIDIS: args->cmd = SNDCTL_SEQ_NRMIDIS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_MIDI_INFO: args->cmd = SNDCTL_MIDI_INFO; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SEQ_TRESHOLD: args->cmd = SNDCTL_SEQ_TRESHOLD; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SNDCTL_SYNTH_MEMAVL: args->cmd = SNDCTL_SYNTH_MEMAVL; return (ioctl(p, (struct ioctl_args *)args)); } return (ENOIOCTL); } /* * Console related ioctls */ #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) static int linux_ioctl_console(struct proc *p, struct linux_ioctl_args *args) { struct file *fp = p->p_fd->fd_ofiles[args->fd]; switch (args->cmd & 0xffff) { case LINUX_KIOCSOUND: args->cmd = KIOCSOUND; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDMKTONE: args->cmd = KDMKTONE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDGETLED: args->cmd = KDGETLED; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDSETLED: args->cmd = KDSETLED; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDSETMODE: args->cmd = KDSETMODE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDGETMODE: args->cmd = KDGETMODE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDGKBMODE: args->cmd = KDGKBMODE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_KDSKBMODE: { int kbdmode; switch (args->arg) { case LINUX_KBD_RAW: kbdmode = K_RAW; break; case LINUX_KBD_XLATE: kbdmode = K_XLATE; break; case LINUX_KBD_MEDIUMRAW: kbdmode = K_RAW; break; default: return (EINVAL); } return (fo_ioctl(fp, KDSKBMODE, (caddr_t)&kbdmode, p)); } case LINUX_VT_OPENQRY: args->cmd = VT_OPENQRY; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_VT_GETMODE: args->cmd = VT_GETMODE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_VT_SETMODE: { struct vt_mode *mode; args->cmd = VT_SETMODE; mode = (struct vt_mode *)args->arg; if (!ISSIGVALID(mode->frsig) && ISSIGVALID(mode->acqsig)) mode->frsig = mode->acqsig; return (ioctl(p, (struct ioctl_args *)args)); } case LINUX_VT_GETSTATE: args->cmd = VT_GETACTIVE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_VT_RELDISP: args->cmd = VT_RELDISP; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_VT_ACTIVATE: args->cmd = VT_ACTIVATE; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_VT_WAITACTIVE: args->cmd = VT_WAITACTIVE; return (ioctl(p, (struct ioctl_args *)args)); } return (ENOIOCTL); } /* * Socket related ioctls */ static int linux_ioctl_socket(struct proc *p, struct linux_ioctl_args *args) { switch (args->cmd & 0xffff) { case LINUX_FIOSETOWN: args->cmd = FIOSETOWN; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCSPGRP: args->cmd = SIOCSPGRP; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_FIOGETOWN: args->cmd = FIOGETOWN; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGPGRP: args->cmd = SIOCGPGRP; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCATMARK: args->cmd = SIOCATMARK; return (ioctl(p, (struct ioctl_args *)args)); /* LINUX_SIOCGSTAMP */ case LINUX_SIOCGIFCONF: args->cmd = OSIOCGIFCONF; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFFLAGS: args->cmd = SIOCGIFFLAGS; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFADDR: args->cmd = OSIOCGIFADDR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFDSTADDR: args->cmd = OSIOCGIFDSTADDR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFBRDADDR: args->cmd = OSIOCGIFBRDADDR; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFNETMASK: args->cmd = OSIOCGIFNETMASK; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCGIFHWADDR: { int ifn; struct ifnet *ifp; struct ifaddr *ifa; struct sockaddr_dl *sdl; struct linux_ifreq *ifr = (struct linux_ifreq *)args->arg; /* Note that we don't actually respect the name in the ifreq * structure, as Linux interface names are all different. */ for (ifn = 0; ifn < if_index; ifn++) { ifp = ifnet_addrs[ifn]->ifa_ifp; if (ifp->if_type == IFT_ETHER) { ifa = TAILQ_FIRST(&ifp->if_addrhead); while (ifa) { sdl=(struct sockaddr_dl*)ifa->ifa_addr; if (sdl != NULL && (sdl->sdl_family == AF_LINK) && (sdl->sdl_type == IFT_ETHER)) { return (copyout(LLADDR(sdl), &ifr->ifr_hwaddr.sa_data, LINUX_IFHWADDRLEN)); } ifa = TAILQ_NEXT(ifa, ifa_link); } } } return (ENOENT); } case LINUX_SIOCADDMULTI: args->cmd = SIOCADDMULTI; return (ioctl(p, (struct ioctl_args *)args)); case LINUX_SIOCDELMULTI: args->cmd = SIOCDELMULTI; return (ioctl(p, (struct ioctl_args *)args)); } return (ENOIOCTL); } /* * main ioctl syscall function */ int linux_ioctl(struct proc *p, struct linux_ioctl_args *args) { struct filedesc *fdp = p->p_fd; struct file *fp; struct handler_element *he; int error, cmd; #ifdef DEBUG printf("Linux-emul(%ld): ioctl(%d, %04lx, *)\n", (long)p->p_pid, args->fd, args->cmd); #endif if ((unsigned)args->fd >= fdp->fd_nfiles) return (EBADF); fp = fdp->fd_ofiles[args->fd]; if (fp == NULL || (fp->f_flag & (FREAD|FWRITE)) == 0) return (EBADF); /* Iterate over the ioctl handlers */ cmd = args->cmd & 0xffff; TAILQ_FOREACH(he, &handlers, list) { if (cmd >= he->low && cmd <= he->high) { error = (*he->func)(p, args); if (error != ENOIOCTL) return (error); } } printf("linux: 'ioctl' fd=%d, cmd=%x ('%c',%d) not implemented\n", args->fd, (int)(args->cmd & 0xffff), (int)(args->cmd & 0xff00) >> 8, (int)(args->cmd & 0xff)); return (EINVAL); } int linux_ioctl_register_handler(struct linux_ioctl_handler *h) { struct handler_element *he, *cur; if (h == NULL || h->func == NULL) return (EINVAL); /* * Reuse the element if the handler is already on the list, otherwise * create a new element. */ TAILQ_FOREACH(he, &handlers, list) { if (he->func == h->func) break; } if (he == NULL) { MALLOC(he, struct handler_element *, sizeof(*he), M_LINUX, M_WAITOK); he->func = h->func; } else TAILQ_REMOVE(&handlers, he, list); /* Initialize range information. */ he->low = h->low; he->high = h->high; he->span = h->high - h->low + 1; /* Add the element to the list, sorted on span. */ TAILQ_FOREACH(cur, &handlers, list) { if (cur->span > he->span) { TAILQ_INSERT_BEFORE(cur, he, list); return (0); } } TAILQ_INSERT_TAIL(&handlers, he, list); return (0); } int linux_ioctl_unregister_handler(struct linux_ioctl_handler *h) { struct handler_element *he; if (h == NULL || h->func == NULL) return (EINVAL); TAILQ_FOREACH(he, &handlers, list) { if (he->func == h->func) { TAILQ_REMOVE(&handlers, he, list); FREE(he, M_LINUX); return (0); } } return (EINVAL); } int linux_ioctl_register_handlers(struct linker_set *s) { int error, i; if (s == NULL) return (EINVAL); for (i = 0; i < s->ls_length; i++) { error = linux_ioctl_register_handler(s->ls_items[i]); if (error) return (error); } return (0); } int linux_ioctl_unregister_handlers(struct linker_set *s) { int error, i; if (s == NULL) return (EINVAL); for (i = 0; i < s->ls_length; i++) { error = linux_ioctl_unregister_handler(s->ls_items[i]); if (error) return (error); } return (0); }