/* $NetBSD: linux32_ioctl.c,v 1.13.68.1 2019/09/13 06:25:25 martin Exp $ */ /*- * Copyright (c) 2006 Emmanuel Dreyfus, 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. * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Emmanuel Dreyfus * 4. The name of the author may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE 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. */ #include __KERNEL_RCSID(0, "$NetBSD: linux32_ioctl.c,v 1.13.68.1 2019/09/13 06:25:25 martin Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include int linux32_sys_ioctl(struct lwp *l, const struct linux32_sys_ioctl_args *uap, register_t *retval) { /* { syscallarg(int) fd; syscallarg(netbsd32_u_long) com; syscallarg(netbsd32_charp) data; } */ struct oss_sys_ioctl_args ossuap; int group; int error; group = LINUX32_IOCGROUP((int)SCARG(uap, com)); #ifdef DEBUG_LINUX printf("linux32_sys_ioctl(%d, 0x%x/\'%c\', %p)\n", SCARG(uap, fd), SCARG(uap, com), (char)group, SCARG_P32(uap, data)); #endif switch(group) { case 'T': error = linux32_ioctl_termios(l, uap, retval); break; case 'M': case 'Q': case 'P': SCARG(&ossuap, fd) = SCARG(uap, fd); SCARG(&ossuap, com) = (u_long)SCARG(uap, com); SCARG(&ossuap, data) = SCARG_P32(uap, data); switch (group) { case 'M': error = oss_ioctl_mixer(l, &ossuap, retval); break; case 'Q': error = oss_ioctl_sequencer(l, &ossuap, retval); break; case 'P': error = oss_ioctl_audio(l, &ossuap, retval); break; default: error = EINVAL; /* shutup gcc */ break; } break; case 'V': /* video4linux2 */ case 'd': /* drm */ { struct sys_ioctl_args ua; u_long com = 0; if (SCARG(uap, com) & IOC_IN) com |= IOC_OUT; if (SCARG(uap, com) & IOC_OUT) com |= IOC_IN; SCARG(&ua, fd) = SCARG(uap, fd); SCARG(&ua, com) = SCARG(uap, com); SCARG(&ua, com) &= ~IOC_DIRMASK; SCARG(&ua, com) |= com; SCARG(&ua, data) = SCARG_P32(uap, data); error = sys_ioctl(l, (const void *)&ua, retval); break; } case 0x89: error = linux32_ioctl_socket(l, uap, retval); break; default: #ifdef DEBUG_LINUX printf("Not yet implemented ioctl group \'%c\'\n", group); #endif error = EINVAL; break; } if (error == EPASSTHROUGH) error = EINVAL; return error; }