| 1 | /* $NetBSD: linux32_ioctl.c,v 1.13 2009/08/18 02:02:58 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. All advertising materials mentioning features or use of this software |
| 15 | * must display the following acknowledgement: |
| 16 | * This product includes software developed by Emmanuel Dreyfus |
| 17 | * 4. The name of the author may not be used to endorse or promote |
| 18 | * products derived from this software without specific prior written |
| 19 | * permission. |
| 20 | * |
| 21 | * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS'' |
| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 23 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 24 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS |
| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 31 | * POSSIBILITY OF SUCH DAMAGE. |
| 32 | */ |
| 33 | |
| 34 | #include <sys/cdefs.h> |
| 35 | __KERNEL_RCSID(0, "$NetBSD: linux32_ioctl.c,v 1.13 2009/08/18 02:02:58 christos Exp $" ); |
| 36 | |
| 37 | #include <sys/types.h> |
| 38 | #include <sys/param.h> |
| 39 | #include <sys/time.h> |
| 40 | #include <sys/ucred.h> |
| 41 | #include <sys/ioctl.h> |
| 42 | |
| 43 | #include <compat/netbsd32/netbsd32.h> |
| 44 | #include <compat/netbsd32/netbsd32_syscallargs.h> |
| 45 | |
| 46 | #include <compat/linux/common/linux_types.h> |
| 47 | #include <compat/linux/common/linux_signal.h> |
| 48 | #include <compat/linux/common/linux_ipc.h> |
| 49 | #include <compat/linux/common/linux_sem.h> |
| 50 | #include <compat/linux/linux_syscallargs.h> |
| 51 | |
| 52 | #include <compat/linux32/common/linux32_types.h> |
| 53 | #include <compat/linux32/common/linux32_signal.h> |
| 54 | #include <compat/linux32/common/linux32_ioctl.h> |
| 55 | #include <compat/linux32/common/linux32_termios.h> |
| 56 | #include <compat/linux32/common/linux32_sysctl.h> |
| 57 | #include <compat/linux32/linux32_syscallargs.h> |
| 58 | |
| 59 | #include <compat/ossaudio/ossaudio.h> |
| 60 | #include <compat/ossaudio/ossaudiovar.h> |
| 61 | |
| 62 | int |
| 63 | linux32_sys_ioctl(struct lwp *l, const struct linux32_sys_ioctl_args *uap, register_t *retval) |
| 64 | { |
| 65 | /* { |
| 66 | syscallarg(int) fd; |
| 67 | syscallarg(netbsd32_u_long) com; |
| 68 | syscallarg(netbsd32_charp) data; |
| 69 | } */ |
| 70 | struct oss_sys_ioctl_args ossuap; |
| 71 | int group; |
| 72 | int error; |
| 73 | |
| 74 | group = LINUX32_IOCGROUP((int)SCARG(uap, com)); |
| 75 | |
| 76 | #ifdef DEBUG_LINUX |
| 77 | printf("linux32_sys_ioctl(%d, 0x%x/\'%c\', %p)\n" , SCARG(uap, fd), |
| 78 | SCARG(uap, com), (char)group, SCARG_P32(uap, data)); |
| 79 | #endif |
| 80 | |
| 81 | switch(group) { |
| 82 | case 'T': |
| 83 | error = linux32_ioctl_termios(l, uap, retval); |
| 84 | break; |
| 85 | case 'M': |
| 86 | case 'Q': |
| 87 | case 'P': |
| 88 | SCARG(&ossuap, fd) = SCARG(uap, fd); |
| 89 | SCARG(&ossuap, com) = (u_long)SCARG(uap, com); |
| 90 | SCARG(&ossuap, data) = SCARG_P32(uap, data); |
| 91 | switch (group) { |
| 92 | case 'M': |
| 93 | error = oss_ioctl_mixer(l, &ossuap, retval); |
| 94 | break; |
| 95 | case 'Q': |
| 96 | error = oss_ioctl_sequencer(l, &ossuap, retval); |
| 97 | break; |
| 98 | case 'P': |
| 99 | error = oss_ioctl_audio(l, &ossuap, retval); |
| 100 | break; |
| 101 | default: |
| 102 | error = EINVAL; /* shutup gcc */ |
| 103 | break; |
| 104 | } |
| 105 | break; |
| 106 | case 'V': /* video4linux2 */ |
| 107 | case 'd': /* drm */ |
| 108 | { |
| 109 | struct sys_ioctl_args ua; |
| 110 | u_long com = 0; |
| 111 | if (SCARG(uap, com) & IOC_IN) |
| 112 | com |= IOC_OUT; |
| 113 | if (SCARG(uap, com) & IOC_OUT) |
| 114 | com |= IOC_IN; |
| 115 | SCARG(&ua, fd) = SCARG(uap, fd); |
| 116 | SCARG(&ua, com) = SCARG(uap, com); |
| 117 | SCARG(&ua, com) &= ~IOC_DIRMASK; |
| 118 | SCARG(&ua, com) |= com; |
| 119 | SCARG(&ua, data) = SCARG_P32(uap, data); |
| 120 | error = sys_ioctl(l, (const void *)&ua, retval); |
| 121 | break; |
| 122 | } |
| 123 | case 0x89: |
| 124 | error = linux32_ioctl_socket(l, uap, retval); |
| 125 | break; |
| 126 | default: |
| 127 | printf("Not yet implemented ioctl group \'%c\'\n" , group); |
| 128 | error = EINVAL; |
| 129 | break; |
| 130 | } |
| 131 | |
| 132 | if (error == EPASSTHROUGH) |
| 133 | error = EINVAL; |
| 134 | |
| 135 | return error; |
| 136 | } |
| 137 | |