[3138] | 1 | //libroaross.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010 |
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| 5 | * |
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| 6 | * This file is part of libroar a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * libroar is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | * NOTE for everyone want's to change something and send patches: |
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| 24 | * read README and HACKING! There a addition information on |
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| 25 | * the license of this document you need to read before you send |
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| 26 | * any patches. |
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| 27 | * |
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| 28 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 29 | * or libpulse*: |
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| 30 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 31 | * and are therefore GPL. Because of this it may be illigal to use |
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| 32 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 33 | */ |
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| 34 | |
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| 35 | #include "roaraudio.h" |
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| 36 | |
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| 37 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
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| 38 | #if defined(__OpenBSD__) || defined(__NetBSD__) |
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| 39 | #include <soundcard.h> |
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| 40 | #else |
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| 41 | #include <sys/soundcard.h> |
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| 42 | #endif |
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| 43 | #include <sys/ioctl.h> |
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| 44 | |
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| 45 | #ifdef ROAR_HAVE_H_SYS_TYPES |
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| 46 | #include <sys/types.h> |
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| 47 | #endif |
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| 48 | |
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| 49 | #ifdef ROAR_HAVE_H_FCNTL |
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| 50 | #include <fcntl.h> |
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| 51 | #endif |
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| 52 | |
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| 53 | #ifdef ROAR_HAVE_H_UNISTD |
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| 54 | #include <unistd.h> |
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| 55 | #endif |
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| 56 | |
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| 57 | #include <sys/stat.h> |
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[3139] | 58 | #include <dlfcn.h> |
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| 59 | |
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| 60 | #if defined(RTLD_NEXT) |
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| 61 | #define REAL_LIBC RTLD_NEXT |
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| 62 | #else |
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| 63 | #define REAL_LIBC ((void *) -1L) |
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| 64 | #endif |
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[3138] | 65 | |
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[3164] | 66 | #ifndef ENOTSUP |
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| 67 | #define ENOTSUP ENOSYS |
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| 68 | #endif |
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| 69 | |
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[3166] | 70 | #if defined(ROAR_OS_NETBSD) && defined(ioctl) |
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| 71 | #define IOCTL_IS_ALIAS |
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| 72 | #endif |
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| 73 | |
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[3167] | 74 | #ifdef ROAR_OS_FREEBSD |
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| 75 | #define mode_t int |
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| 76 | #endif |
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| 77 | |
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[3169] | 78 | #ifdef ROAR_OS_NETBSD |
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| 79 | #define IOCTL() int _oss_ioctl __P((int fd, unsigned long com, void *argp)) |
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[3171] | 80 | #define map_args int __fd = fd; unsigned long int __request = com |
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[3180] | 81 | #elif defined(ROAR_TARGET_CYGWIN) |
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| 82 | #define IOCTL() int ioctl (int __fd, int __cmd, ...) |
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| 83 | #define map_args unsigned long int __request = __cmd; void * argp |
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| 84 | #define va_argp |
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| 85 | #define ioctl_lastarg __cmd |
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[3169] | 86 | #else |
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| 87 | #define IOCTL() int ioctl (int __fd, unsigned long int __request, ...) |
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[3171] | 88 | #define map_args void * argp |
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[3169] | 89 | #define va_argp |
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[3180] | 90 | #define ioctl_lastarg __request |
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[3169] | 91 | #endif |
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| 92 | |
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[3153] | 93 | #define OSS_VOLUME_SCALE 100 |
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| 94 | |
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[3138] | 95 | #define _MAX_POINTER 8 |
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| 96 | |
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[3140] | 97 | // handle type: |
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| 98 | #define HT_NONE 0 |
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| 99 | #define HT_STREAM 1 |
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| 100 | #define HT_MIXER 2 |
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[3244] | 101 | #define HT_WAVEFORM 3 |
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| 102 | #define HT_MIDI 4 |
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[3246] | 103 | #define HT_DMX 5 |
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[3140] | 104 | |
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[3138] | 105 | struct session { |
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| 106 | int refc; |
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| 107 | struct roar_connection con; |
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| 108 | }; |
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| 109 | |
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| 110 | static struct session _session = {.refc = 0}; |
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| 111 | |
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| 112 | struct handle { |
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| 113 | int refc; // refrence counter |
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| 114 | struct session * session; |
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[3140] | 115 | int type; |
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| 116 | struct roar_stream stream; |
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| 117 | struct roar_vio_calls stream_vio; |
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[3144] | 118 | int stream_dir; |
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[3140] | 119 | int stream_opened; |
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[3178] | 120 | size_t stream_buffersize; |
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| 121 | size_t readc, writec; |
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[3246] | 122 | size_t pos; |
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[3138] | 123 | }; |
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| 124 | |
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| 125 | static struct { |
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| 126 | int (*open)(const char *pathname, int flags, mode_t mode); |
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| 127 | int (*close)(int fd); |
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| 128 | ssize_t (*write)(int fd, const void *buf, size_t count); |
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| 129 | ssize_t (*read)(int fd, void *buf, size_t count); |
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[3166] | 130 | #ifndef IOCTL_IS_ALIAS |
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[3146] | 131 | int (*ioctl)(int d, int request, ...); |
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[3166] | 132 | #endif |
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[3246] | 133 | off_t (*lseek)(int fildes, off_t offset, int whence); |
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[3138] | 134 | } _os; |
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| 135 | |
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[3150] | 136 | static struct { |
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| 137 | struct { |
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| 138 | int volume; |
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| 139 | int pcm; |
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| 140 | int line; |
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| 141 | int line1; |
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| 142 | int line2; |
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| 143 | int line3; |
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| 144 | int digital1; |
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| 145 | int digital2; |
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| 146 | int digital3; |
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| 147 | } sid; |
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| 148 | } _mix_settings = { |
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| 149 | .sid = { |
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| 150 | .volume = -1, |
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| 151 | .pcm = -1, |
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| 152 | .line = 0, |
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| 153 | .line1 = 1, |
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| 154 | .line2 = 2, |
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| 155 | .line3 = 3, |
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| 156 | .digital1 = 1, |
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| 157 | .digital2 = 2, |
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| 158 | .digital3 = 3 |
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| 159 | } |
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| 160 | }; |
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| 161 | |
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[3140] | 162 | static struct pointer { |
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[3138] | 163 | int fh; |
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| 164 | struct handle * handle; |
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| 165 | } _ptr[_MAX_POINTER]; |
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| 166 | |
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| 167 | static void _init_os (void) { |
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| 168 | memset(&_os, 0, sizeof(_os)); |
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[3139] | 169 | |
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| 170 | _os.open = dlsym(REAL_LIBC, "open"); |
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| 171 | _os.close = dlsym(REAL_LIBC, "close"); |
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| 172 | _os.write = dlsym(REAL_LIBC, "write"); |
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| 173 | _os.read = dlsym(REAL_LIBC, "read"); |
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[3166] | 174 | #ifndef IOCTL_IS_ALIAS |
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[3146] | 175 | _os.ioctl = dlsym(REAL_LIBC, "ioctl"); |
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[3166] | 176 | #endif |
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[3246] | 177 | _os.lseek = dlsym(REAL_LIBC, "lseek"); |
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[3138] | 178 | } |
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| 179 | |
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| 180 | static void _init_ptr (void) { |
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| 181 | int i; |
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| 182 | |
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| 183 | for (i = 0; i < _MAX_POINTER; i++) { |
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| 184 | _ptr[i].fh = -1; |
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| 185 | } |
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| 186 | } |
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| 187 | |
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| 188 | static void _init (void) { |
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| 189 | static int inited = 0; |
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| 190 | |
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| 191 | if ( !inited ) { |
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| 192 | _init_os(); |
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| 193 | _init_ptr(); |
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| 194 | inited++; |
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| 195 | } |
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| 196 | } |
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| 197 | |
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[3157] | 198 | static void _find_volume_sid (struct session * session) { |
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| 199 | int i; |
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| 200 | int num; |
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| 201 | int id[ROAR_STREAMS_MAX]; |
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| 202 | struct roar_stream s; |
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| 203 | char name[1024]; |
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| 204 | |
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| 205 | ROAR_DBG("_find_volume_sid(session=%p) = ?", session); |
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| 206 | |
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| 207 | if ( (num = roar_list_streams(&(session->con), id, ROAR_STREAMS_MAX)) == -1 ) { |
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| 208 | return; |
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| 209 | } |
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| 210 | |
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| 211 | for (i = 0; i < num; i++) { |
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| 212 | if ( roar_get_stream(&(session->con), &s, id[i]) == -1 ) |
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| 213 | continue; |
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| 214 | |
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| 215 | if ( s.dir != ROAR_DIR_MIXING ) |
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| 216 | continue; |
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| 217 | |
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| 218 | if ( roar_stream_get_name(&(session->con), &s, name, 1024) == -1 ) |
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| 219 | continue; |
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| 220 | |
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| 221 | if ( !strcasecmp(name, "Waveform Mixer") ) { |
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| 222 | _mix_settings.sid.volume = id[i]; |
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| 223 | ROAR_DBG("_find_volume_sid(session=%p): found waveform mixer at sid %i", session, id[i]); |
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| 224 | ROAR_DBG("_find_volume_sid(session=%p) = (void)", session); |
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| 225 | return; |
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| 226 | } |
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| 227 | } |
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| 228 | } |
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| 229 | |
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[3138] | 230 | static int _open_dummy (void) { |
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| 231 | int p[2]; |
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| 232 | |
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| 233 | if ( pipe(p) == -1 ) |
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| 234 | return -1; |
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| 235 | |
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| 236 | close(p[1]); |
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| 237 | |
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| 238 | return p[0]; |
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| 239 | } |
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| 240 | |
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| 241 | static struct session * _open_session (char * server, char * name) { |
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[3183] | 242 | ROAR_DBG("_open_session(server='%s', name='%s') = ?", server, name); |
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| 243 | ROAR_DBG("_open_session(server='%s', name='%s'): _session.refc=%i", server, name, _session.refc); |
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| 244 | |
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[3138] | 245 | if ( _session.refc == 0 ) { |
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| 246 | |
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| 247 | if ( name == NULL ) |
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| 248 | name = "libroaross client"; |
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| 249 | |
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| 250 | if ( roar_simple_connect(&(_session.con), server, name) == -1 ) |
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| 251 | return NULL; |
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[3157] | 252 | |
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| 253 | _find_volume_sid(&_session); |
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[3184] | 254 | |
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| 255 | if ( getenv("ROAR_OSS_KEEP_SESSION") != NULL ) |
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| 256 | _session.refc++; |
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[3143] | 257 | } |
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[3138] | 258 | |
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[3143] | 259 | _session.refc++; |
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[3183] | 260 | |
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| 261 | ROAR_DBG("_open_session(server='%s', name='%s') = %p", server, name, &_session); |
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[3143] | 262 | return &_session; |
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[3138] | 263 | } |
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| 264 | |
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| 265 | static void _close_session(struct session * session) { |
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| 266 | if ( session == NULL ) |
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| 267 | return; |
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| 268 | |
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| 269 | session->refc--; |
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| 270 | |
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[3144] | 271 | ROAR_DBG("_close_session(session=%p): session->refc=%i", session, session->refc); |
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| 272 | |
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[3138] | 273 | if ( session->refc == 0 ) { |
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| 274 | roar_disconnect(&(session->con)); |
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| 275 | } |
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| 276 | } |
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| 277 | |
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[3140] | 278 | static struct handle * _open_handle(struct session * session) { |
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| 279 | struct handle * handle; |
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| 280 | |
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[3183] | 281 | ROAR_DBG("_open_handle(session=%p) = ?", session); |
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| 282 | |
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[3140] | 283 | if ( (handle = roar_mm_malloc(sizeof(struct handle))) == NULL ) |
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| 284 | return NULL; |
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| 285 | |
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| 286 | memset(handle, 0, sizeof(struct handle)); |
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| 287 | |
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| 288 | handle->refc = 1; |
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| 289 | handle->session = session; |
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| 290 | session->refc++; // TODO: better warp this |
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| 291 | handle->type = HT_NONE; |
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[3144] | 292 | handle->stream_dir = ROAR_DIR_PLAY; |
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| 293 | roar_stream_new(&(handle->stream), ROAR_RATE_DEFAULT, ROAR_CHANNELS_DEFAULT, ROAR_BITS_DEFAULT, ROAR_CODEC_DEFAULT); |
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[3140] | 294 | |
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[3183] | 295 | ROAR_DBG("_open_handle(session=%p) = %p", session, handle); |
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[3140] | 296 | return handle; |
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| 297 | } |
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| 298 | |
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| 299 | static void _close_handle(struct handle * handle) { |
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| 300 | if (handle == NULL) |
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| 301 | return; |
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| 302 | |
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| 303 | handle->refc--; |
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| 304 | |
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[3144] | 305 | ROAR_DBG("_close_handle(handle=%p): handle->refc=%i", handle, handle->refc); |
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| 306 | |
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[3140] | 307 | if ( handle->refc == 0 ) { |
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| 308 | if ( handle->stream_opened ) |
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| 309 | roar_vio_close(&(handle->stream_vio)); |
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| 310 | |
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[3144] | 311 | handle->session->refc--; |
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| 312 | |
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| 313 | _close_session(handle->session); |
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| 314 | |
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[3140] | 315 | roar_mm_free(handle); |
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| 316 | } |
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| 317 | } |
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| 318 | |
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| 319 | static struct pointer * _get_pointer_by_fh (int fh) { |
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| 320 | int i; |
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| 321 | |
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| 322 | for (i = 0; i < _MAX_POINTER; i++) { |
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| 323 | if ( _ptr[i].fh == fh ) |
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| 324 | return &(_ptr[i]); |
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| 325 | } |
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| 326 | |
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| 327 | return NULL; |
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| 328 | } |
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| 329 | |
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| 330 | static struct pointer * _open_pointer(struct handle * handle) { |
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| 331 | struct pointer * ret = _get_pointer_by_fh(-1); |
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| 332 | |
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| 333 | if ( ret == NULL ) |
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| 334 | return NULL; |
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| 335 | |
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| 336 | if ( (ret->fh = _open_dummy()) == -1 ) |
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| 337 | return NULL; |
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| 338 | |
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| 339 | ret->handle = handle; |
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| 340 | |
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| 341 | return ret; |
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| 342 | } |
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| 343 | |
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| 344 | static void _close_pointer(struct pointer * pointer) { |
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| 345 | if ( pointer == NULL ) |
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| 346 | return; |
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| 347 | |
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| 348 | _os.close(pointer->fh); |
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| 349 | |
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| 350 | pointer->fh = -1; |
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| 351 | |
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| 352 | _close_handle(pointer->handle); |
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| 353 | } |
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[3138] | 354 | |
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| 355 | // ------------------------------------- |
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[3142] | 356 | // central open function: |
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| 357 | // ------------------------------------- |
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| 358 | |
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| 359 | static int _open_file (const char *pathname, int flags) { |
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[3143] | 360 | struct session * session; |
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| 361 | struct handle * handle; |
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| 362 | struct pointer * pointer; |
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| 363 | struct { |
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| 364 | char * prefix; |
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| 365 | int type; |
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| 366 | } * ptr = NULL, p[] = { |
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[3244] | 367 | {"/dev/dsp", HT_WAVEFORM}, |
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| 368 | {"/dev/audio", HT_WAVEFORM}, |
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| 369 | {"/dev/sound/dsp", HT_WAVEFORM}, |
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| 370 | {"/dev/sound/audio", HT_WAVEFORM}, |
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[3242] | 371 | {"/dev/mixer", HT_MIXER}, |
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| 372 | {"/dev/sound/mixer", HT_MIXER}, |
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[3244] | 373 | {"/dev/midi", HT_MIDI}, |
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[3245] | 374 | {"/dev/rmidi", HT_MIDI}, |
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| 375 | {"/dev/sound/midi", HT_MIDI}, |
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| 376 | {"/dev/sound/rmidi", HT_MIDI}, |
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[3246] | 377 | {"/dev/dmx", HT_DMX}, |
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[3247] | 378 | {"/dev/misc/dmx", HT_DMX}, |
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| 379 | {"/dev/dmxin", HT_DMX}, |
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| 380 | {"/dev/misc/dmxin", HT_DMX}, |
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[3174] | 381 | #ifdef ROAR_DEFAULT_OSS_DEV |
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[3244] | 382 | {ROAR_DEFAULT_OSS_DEV, HT_WAVEFORM}, |
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[3174] | 383 | #endif |
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[3143] | 384 | {NULL, HT_NONE}, |
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| 385 | }; |
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| 386 | int i; |
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| 387 | |
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| 388 | for (i = 0; p[i].prefix != NULL; i++) { |
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| 389 | if ( !strcmp(pathname, p[i].prefix) ) { |
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| 390 | ptr = &(p[i]); |
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| 391 | } |
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| 392 | } |
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| 393 | |
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| 394 | if ( ptr == NULL ) |
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| 395 | return -2; |
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| 396 | |
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| 397 | if ( (session = _open_session(NULL, NULL)) == NULL ) { |
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| 398 | return -1; |
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| 399 | } |
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| 400 | |
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| 401 | if ( (handle = _open_handle(session)) == NULL ) { |
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| 402 | _close_session(session); |
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| 403 | return -1; |
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| 404 | } |
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| 405 | |
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[3244] | 406 | handle->type = ptr->type; |
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| 407 | handle->stream_dir = -1; |
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[3143] | 408 | |
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[3145] | 409 | switch (flags & (O_RDONLY|O_WRONLY|O_RDWR)) { |
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| 410 | case O_RDONLY: |
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[3244] | 411 | switch (ptr->type) { |
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| 412 | case HT_WAVEFORM: |
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| 413 | handle->stream_dir = ROAR_DIR_MONITOR; |
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| 414 | break; |
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| 415 | case HT_MIDI: |
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| 416 | handle->stream_dir = ROAR_DIR_MIDI_OUT; |
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| 417 | break; |
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[3246] | 418 | case HT_DMX: |
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| 419 | handle->stream_dir = ROAR_DIR_LIGHT_OUT; |
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| 420 | break; |
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[3248] | 421 | default: |
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| 422 | return -1; |
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[3244] | 423 | } |
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[3145] | 424 | break; |
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| 425 | case O_WRONLY: |
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[3244] | 426 | switch (ptr->type) { |
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| 427 | case HT_WAVEFORM: |
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| 428 | handle->stream_dir = ROAR_DIR_PLAY; |
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| 429 | break; |
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| 430 | case HT_MIDI: |
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| 431 | handle->stream_dir = ROAR_DIR_MIDI_IN; |
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| 432 | break; |
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[3246] | 433 | case HT_DMX: |
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| 434 | handle->stream_dir = ROAR_DIR_LIGHT_IN; |
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| 435 | break; |
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[3248] | 436 | default: |
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| 437 | return -1; |
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[3244] | 438 | } |
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[3145] | 439 | break; |
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| 440 | case O_RDWR: |
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[3244] | 441 | switch (ptr->type) { |
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| 442 | case HT_WAVEFORM: |
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| 443 | handle->stream_dir = ROAR_DIR_BIDIR; |
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| 444 | break; |
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[3248] | 445 | default: |
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| 446 | return -1; |
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[3244] | 447 | } |
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| 448 | break; |
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| 449 | } |
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| 450 | |
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| 451 | switch (handle->type) { |
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| 452 | case HT_WAVEFORM: |
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| 453 | handle->type = HT_STREAM; |
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| 454 | break; |
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| 455 | case HT_MIDI: |
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| 456 | handle->type = HT_STREAM; |
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| 457 | handle->stream.info.rate = 0; |
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| 458 | handle->stream.info.bits = ROAR_MIDI_BITS; |
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| 459 | handle->stream.info.channels = ROAR_MIDI_CHANNELS_DEFAULT; |
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| 460 | handle->stream.info.codec = ROAR_CODEC_MIDI; |
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[3145] | 461 | break; |
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| 462 | } |
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| 463 | |
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[3143] | 464 | if ( (pointer = _open_pointer(handle)) == NULL ) { |
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| 465 | _close_handle(handle); |
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| 466 | return -1; |
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| 467 | } |
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| 468 | |
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| 469 | return pointer->fh; |
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[3142] | 470 | } |
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| 471 | |
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| 472 | // ------------------------------------- |
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[3144] | 473 | // open function for streams: |
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| 474 | // ------------------------------------- |
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| 475 | |
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| 476 | static int _open_stream (struct handle * handle) { |
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| 477 | // FIXME: this should be re-written much more cleanly: |
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| 478 | |
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| 479 | if ( handle == NULL ) |
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| 480 | return -1; |
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| 481 | |
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| 482 | if ( roar_vio_simple_new_stream_obj(&(handle->stream_vio), |
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| 483 | &(handle->session->con), &(handle->stream), |
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| 484 | handle->stream.info.rate, |
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| 485 | handle->stream.info.channels, |
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| 486 | handle->stream.info.bits, |
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| 487 | handle->stream.info.codec, |
---|
| 488 | handle->stream_dir |
---|
| 489 | ) == -1 ) |
---|
| 490 | return -1; |
---|
| 491 | |
---|
| 492 | handle->stream_opened++; |
---|
| 493 | |
---|
[3150] | 494 | _mix_settings.sid.pcm = roar_stream_get_id(&(handle->stream)); |
---|
| 495 | |
---|
[3144] | 496 | return 0; |
---|
| 497 | } |
---|
| 498 | |
---|
| 499 | // ------------------------------------- |
---|
[3147] | 500 | // function to parse format: |
---|
| 501 | // ------------------------------------- |
---|
| 502 | |
---|
| 503 | static int _ioctl_stream_format (struct handle * handle, int format) { |
---|
| 504 | struct roar_audio_info * info = &(handle->stream.info); |
---|
| 505 | |
---|
| 506 | switch (format) { |
---|
| 507 | case AFMT_S8: |
---|
| 508 | info->bits = 8; |
---|
| 509 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 510 | break; |
---|
| 511 | case AFMT_U8: |
---|
| 512 | info->bits = 8; |
---|
| 513 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 514 | break; |
---|
| 515 | case AFMT_S16_BE: |
---|
| 516 | info->bits = 16; |
---|
| 517 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 518 | break; |
---|
| 519 | case AFMT_S16_LE: |
---|
| 520 | info->bits = 16; |
---|
| 521 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 522 | break; |
---|
| 523 | case AFMT_U16_BE: |
---|
| 524 | info->bits = 16; |
---|
| 525 | info->codec = ROAR_CODEC_PCM_U_BE; |
---|
| 526 | break; |
---|
| 527 | case AFMT_U16_LE: |
---|
| 528 | info->bits = 16; |
---|
| 529 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 530 | break; |
---|
| 531 | #ifdef AFMT_S32_BE |
---|
| 532 | case AFMT_S32_BE: |
---|
| 533 | info->bits = 32; |
---|
| 534 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 535 | break; |
---|
| 536 | #endif |
---|
| 537 | #ifdef AFMT_S32_LE |
---|
| 538 | case AFMT_S32_LE: |
---|
| 539 | info->bits = 32; |
---|
| 540 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 541 | break; |
---|
| 542 | #endif |
---|
| 543 | case AFMT_A_LAW: |
---|
| 544 | info->bits = 8; |
---|
| 545 | info->codec = ROAR_CODEC_ALAW; |
---|
| 546 | break; |
---|
| 547 | case AFMT_MU_LAW: |
---|
| 548 | info->bits = 8; |
---|
| 549 | info->codec = ROAR_CODEC_MULAW; |
---|
| 550 | break; |
---|
| 551 | #ifdef AFMT_VORBIS |
---|
| 552 | case AFMT_VORBIS: |
---|
| 553 | info->codec = ROAR_CODEC_OGG_VORBIS; |
---|
| 554 | break; |
---|
| 555 | #endif |
---|
[3148] | 556 | default: |
---|
[3229] | 557 | ROAR_DBG("_ioctl_stream_format(*): unsupported format"); |
---|
[3148] | 558 | errno = ENOSYS; |
---|
| 559 | return -1; |
---|
| 560 | break; |
---|
[3147] | 561 | } |
---|
| 562 | |
---|
[3148] | 563 | return 0; |
---|
[3147] | 564 | } |
---|
| 565 | |
---|
[3149] | 566 | static inline int _ioctl_stream_format_list (void) { |
---|
| 567 | int format = 0; |
---|
| 568 | |
---|
| 569 | format |= AFMT_S8; |
---|
| 570 | format |= AFMT_U8; |
---|
| 571 | |
---|
| 572 | format |= AFMT_S16_BE; |
---|
| 573 | format |= AFMT_S16_LE; |
---|
| 574 | |
---|
| 575 | format |= AFMT_U16_BE; |
---|
| 576 | format |= AFMT_U16_LE; |
---|
| 577 | |
---|
| 578 | #ifdef AFMT_S32_BE |
---|
| 579 | format |= AFMT_S32_BE; |
---|
| 580 | #endif |
---|
| 581 | #ifdef AFMT_S32_LE |
---|
| 582 | format |= AFMT_S32_LE; |
---|
| 583 | #endif |
---|
| 584 | |
---|
| 585 | format |= AFMT_A_LAW; |
---|
| 586 | format |= AFMT_MU_LAW; |
---|
| 587 | |
---|
| 588 | #ifdef AFMT_VORBIS |
---|
| 589 | format |= AFMT_VORBIS; |
---|
| 590 | #endif |
---|
| 591 | |
---|
| 592 | return format; |
---|
| 593 | } |
---|
| 594 | |
---|
[3147] | 595 | // ------------------------------------- |
---|
[3150] | 596 | // mixer ioctls: |
---|
| 597 | // ------------------------------------- |
---|
| 598 | |
---|
[3158] | 599 | static int _ioctl_mixer (struct handle * handle, long unsigned int req, void * vp) { |
---|
[3159] | 600 | mixer_info * info; |
---|
[3150] | 601 | int channels; |
---|
| 602 | struct roar_mixer_settings mixer; |
---|
[3155] | 603 | int o_w = 0; |
---|
[3150] | 604 | int o_sid = -1; |
---|
[3158] | 605 | int * ip = vp; |
---|
[3165] | 606 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
| 607 | char * name = NULL; |
---|
| 608 | #endif |
---|
[3150] | 609 | |
---|
[3165] | 610 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
[3150] | 611 | switch (req) { |
---|
| 612 | #if 0 |
---|
| 613 | case SNDCTL_MIX_DESCRIPTION: name = "SNDCTL_MIX_DESCRIPTION"; break; |
---|
| 614 | case SNDCTL_MIX_ENUMINFO: name = "SNDCTL_MIX_ENUMINFO"; break; |
---|
| 615 | case SNDCTL_MIX_EXTINFO: name = "SNDCTL_MIX_EXTINFO"; break; |
---|
| 616 | case SNDCTL_MIX_NREXT: name = "SNDCTL_MIX_NREXT"; break; |
---|
| 617 | case SNDCTL_MIX_NRMIX: name = "SNDCTL_MIX_NRMIX"; break; |
---|
| 618 | case SNDCTL_MIX_READ: name = "SNDCTL_MIX_READ"; break; |
---|
| 619 | case SNDCTL_MIX_WRITE: name = "SNDCTL_MIX_WRITE"; break; |
---|
| 620 | #endif |
---|
[3159] | 621 | // case SOUND_MIXER_INFO: name = "SOUND_MIXER_INFO"; break; |
---|
[3152] | 622 | case SOUND_OLD_MIXER_INFO: name = "SOUND_OLD_MIXER_INFO"; break; |
---|
| 623 | case SOUND_MIXER_ACCESS: name = "SOUND_MIXER_ACCESS"; break; |
---|
| 624 | case SOUND_MIXER_AGC: name = "SOUND_MIXER_AGC"; break; |
---|
| 625 | case SOUND_MIXER_3DSE: name = "SOUND_MIXER_3DSE"; break; |
---|
[3156] | 626 | case SOUND_MIXER_GETLEVELS: name = "SOUND_MIXER_GETLEVELS"; break; |
---|
| 627 | case SOUND_MIXER_SETLEVELS: name = "SOUND_MIXER_SETLEVELS"; break; |
---|
[3152] | 628 | case SOUND_MIXER_PRIVATE1: name = "SOUND_MIXER_PRIVATE1"; break; |
---|
| 629 | case SOUND_MIXER_PRIVATE2: name = "SOUND_MIXER_PRIVATE2"; break; |
---|
| 630 | case SOUND_MIXER_PRIVATE3: name = "SOUND_MIXER_PRIVATE3"; break; |
---|
| 631 | case SOUND_MIXER_PRIVATE4: name = "SOUND_MIXER_PRIVATE4"; break; |
---|
| 632 | case SOUND_MIXER_PRIVATE5: name = "SOUND_MIXER_PRIVATE5"; break; |
---|
| 633 | case OSS_GETVERSION: name = "OSS_GETVERSION"; break; |
---|
[3156] | 634 | // case SOUND_MIXER_READ_CAPS: name = "SOUND_MIXER_READ_CAPS"; break; |
---|
| 635 | case SOUND_MIXER_READ_MUTE: name = "SOUND_MIXER_READ_MUTE"; break; |
---|
[3152] | 636 | /* |
---|
| 637 | case : name = ""; break; |
---|
[3156] | 638 | case : name = ""; break; |
---|
[3152] | 639 | */ |
---|
[3150] | 640 | } |
---|
| 641 | if ( name != NULL ) { |
---|
| 642 | ROAR_DBG("_ioctl_mixer(handle=%p, req=%lu, ip=%p): unspported mixer command %s", handle, req, ip, name); |
---|
| 643 | ROAR_DBG("_ioctl_mixer(handle=%p, req=%lu, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
| 644 | errno = ENOSYS; |
---|
| 645 | return -1; |
---|
| 646 | } |
---|
[3165] | 647 | #endif |
---|
[3150] | 648 | |
---|
| 649 | switch (req) { |
---|
| 650 | case SOUND_MIXER_READ_VOLUME: o_w = 0; o_sid = _mix_settings.sid.volume; break; |
---|
| 651 | case SOUND_MIXER_READ_LINE: o_w = 0; o_sid = _mix_settings.sid.line; break; |
---|
| 652 | case SOUND_MIXER_READ_LINE1: o_w = 0; o_sid = _mix_settings.sid.line1; break; |
---|
| 653 | case SOUND_MIXER_READ_LINE2: o_w = 0; o_sid = _mix_settings.sid.line2; break; |
---|
| 654 | case SOUND_MIXER_READ_LINE3: o_w = 0; o_sid = _mix_settings.sid.line3; break; |
---|
| 655 | #if 0 |
---|
| 656 | case SOUND_MIXER_READ_DIGITAL1: o_w = 0; o_sid = _mix_settings.sid.digital1; break; |
---|
| 657 | case SOUND_MIXER_READ_DIGITAL2: o_w = 0; o_sid = _mix_settings.sid.digital2; break; |
---|
| 658 | case SOUND_MIXER_READ_DIGITAL3: o_w = 0; o_sid = _mix_settings.sid.digital3; break; |
---|
| 659 | #endif |
---|
| 660 | case SOUND_MIXER_WRITE_VOLUME: o_w = 1; o_sid = _mix_settings.sid.volume; break; |
---|
| 661 | case SOUND_MIXER_WRITE_LINE: o_w = 1; o_sid = _mix_settings.sid.line; break; |
---|
| 662 | case SOUND_MIXER_WRITE_LINE1: o_w = 1; o_sid = _mix_settings.sid.line1; break; |
---|
| 663 | case SOUND_MIXER_WRITE_LINE2: o_w = 1; o_sid = _mix_settings.sid.line2; break; |
---|
| 664 | case SOUND_MIXER_WRITE_LINE3: o_w = 1; o_sid = _mix_settings.sid.line3; break; |
---|
| 665 | #if 0 |
---|
| 666 | case SOUND_MIXER_WRITE_DIGITAL1: o_w = 1; o_sid = _mix_settings.sid.digital1; break; |
---|
| 667 | case SOUND_MIXER_WRITE_DIGITAL2: o_w = 1; o_sid = _mix_settings.sid.digital2; break; |
---|
| 668 | case SOUND_MIXER_WRITE_DIGITAL3: o_w = 1; o_sid = _mix_settings.sid.digital3; break; |
---|
| 669 | #endif |
---|
[3177] | 670 | // we handle PCM seperatly as we want to be abled to abled to handle it on a stream (not mixer), too: |
---|
| 671 | case SOUND_MIXER_READ_PCM: |
---|
| 672 | o_w = 0; |
---|
| 673 | if ( handle->type == HT_STREAM ) { |
---|
| 674 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 675 | } else { |
---|
| 676 | o_sid = _mix_settings.sid.pcm; |
---|
| 677 | } |
---|
| 678 | break; |
---|
| 679 | case SOUND_MIXER_WRITE_PCM: |
---|
| 680 | o_w = 1; |
---|
| 681 | if ( handle->type == HT_STREAM ) { |
---|
| 682 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 683 | } else { |
---|
| 684 | o_sid = _mix_settings.sid.pcm; |
---|
| 685 | } |
---|
| 686 | break; |
---|
[3150] | 687 | } |
---|
| 688 | if ( o_sid != -1 ) { |
---|
| 689 | // set/get volume |
---|
| 690 | if ( o_w ) { |
---|
| 691 | mixer.scale = 65535; |
---|
[3153] | 692 | mixer.mixer[0] = ( *ip & 0xFF)*65535/OSS_VOLUME_SCALE; |
---|
| 693 | mixer.mixer[1] = ((*ip >> 8) & 0xFF)*65535/OSS_VOLUME_SCALE; |
---|
[3150] | 694 | if ( roar_set_vol(&(handle->session->con), o_sid, &mixer, 2) == -1 ) { |
---|
[3156] | 695 | errno = EIO; |
---|
[3150] | 696 | return -1; |
---|
| 697 | } |
---|
| 698 | return 0; |
---|
| 699 | } else { |
---|
| 700 | if ( roar_get_vol(&(handle->session->con), o_sid, &mixer, &channels) == -1 ) { |
---|
[3156] | 701 | errno = EIO; |
---|
[3150] | 702 | return -1; |
---|
| 703 | } |
---|
[3153] | 704 | *ip = ((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale) | (((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale)<<8); |
---|
[3150] | 705 | return 0; |
---|
| 706 | } |
---|
| 707 | } |
---|
| 708 | |
---|
| 709 | switch (req) { |
---|
[3155] | 710 | case SOUND_MIXER_READ_STEREODEVS: /* FIXME: check the streams for channel config */ |
---|
[3150] | 711 | case SOUND_MIXER_READ_DEVMASK: |
---|
| 712 | *ip = 0; |
---|
| 713 | |
---|
| 714 | if ( _mix_settings.sid.volume != -1 ) |
---|
| 715 | *ip |= SOUND_MASK_VOLUME; |
---|
| 716 | if ( _mix_settings.sid.pcm != -1 ) |
---|
| 717 | *ip |= SOUND_MASK_PCM; |
---|
| 718 | if ( _mix_settings.sid.line != -1 ) |
---|
| 719 | *ip |= SOUND_MASK_LINE; |
---|
| 720 | if ( _mix_settings.sid.line1 != -1 ) |
---|
| 721 | *ip |= SOUND_MASK_LINE1; |
---|
| 722 | if ( _mix_settings.sid.line2 != -1 ) |
---|
| 723 | *ip |= SOUND_MASK_LINE2; |
---|
| 724 | if ( _mix_settings.sid.line3 != -1 ) |
---|
| 725 | *ip |= SOUND_MASK_LINE3; |
---|
| 726 | if ( _mix_settings.sid.digital1 != -1 ) |
---|
[3156] | 727 | #if 0 |
---|
[3150] | 728 | *ip |= SOUND_MASK_DIGITAL1; |
---|
| 729 | if ( _mix_settings.sid.digital2 != -1 ) |
---|
| 730 | *ip |= SOUND_MASK_DIGITAL2; |
---|
| 731 | if ( _mix_settings.sid.digital3 != -1 ) |
---|
| 732 | *ip |= SOUND_MASK_DIGITAL3; |
---|
[3156] | 733 | #endif |
---|
[3150] | 734 | |
---|
| 735 | return 0; |
---|
| 736 | break; |
---|
[3153] | 737 | case SOUND_MIXER_READ_RECMASK: |
---|
[3154] | 738 | case SOUND_MIXER_READ_RECSRC: |
---|
[3153] | 739 | *ip = SOUND_MASK_VOLUME; // we can currently only read from mixer |
---|
| 740 | return 0; |
---|
| 741 | break; |
---|
[3154] | 742 | case SOUND_MIXER_WRITE_RECSRC: |
---|
| 743 | if ( *ip == SOUND_MASK_VOLUME ) { |
---|
| 744 | return 0; |
---|
| 745 | } else { |
---|
| 746 | errno = ENOTSUP; |
---|
| 747 | return -1; |
---|
| 748 | } |
---|
| 749 | break; |
---|
[3156] | 750 | case SOUND_MIXER_READ_CAPS: |
---|
| 751 | *ip = 0; |
---|
| 752 | return 0; |
---|
| 753 | break; |
---|
[3159] | 754 | case SOUND_MIXER_INFO: |
---|
| 755 | info = vp; |
---|
| 756 | memset(info, 0, sizeof(*info)); |
---|
| 757 | strcpy(info->id, "RoarAudio"); |
---|
| 758 | strcpy(info->name, "RoarAudio"); |
---|
| 759 | return 0; |
---|
| 760 | break; |
---|
[3150] | 761 | } |
---|
| 762 | |
---|
| 763 | ROAR_DBG("_ioctl_mixer(handle=%p, req=%lu, ip=%p): unknown mixer CTL", handle, req, ip); |
---|
[3156] | 764 | // _os.ioctl(-1, req, ip); |
---|
[3150] | 765 | ROAR_DBG("_ioctl_mixer(handle=%p, req=%lu, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
| 766 | errno = ENOSYS; |
---|
| 767 | return -1; |
---|
| 768 | } |
---|
| 769 | |
---|
| 770 | // ------------------------------------- |
---|
[3178] | 771 | // buffer size calculation: |
---|
| 772 | // ------------------------------------- |
---|
| 773 | |
---|
| 774 | static size_t _get_stream_buffersize (struct handle * handle) { |
---|
| 775 | if ( handle->stream_buffersize ) |
---|
| 776 | return handle->stream_buffersize; |
---|
| 777 | |
---|
| 778 | return handle->stream_buffersize = handle->stream.info.rate * |
---|
| 779 | handle->stream.info.channels * |
---|
| 780 | handle->stream.info.bits / 800; |
---|
| 781 | } |
---|
| 782 | |
---|
| 783 | // ------------------------------------- |
---|
[3138] | 784 | // emulated functions follow: |
---|
| 785 | // ------------------------------------- |
---|
| 786 | |
---|
| 787 | int open(const char *pathname, int flags, ...) { |
---|
[3142] | 788 | int ret; |
---|
| 789 | mode_t mode = 0; |
---|
[3138] | 790 | va_list args; |
---|
| 791 | |
---|
| 792 | _init(); |
---|
| 793 | |
---|
[3142] | 794 | ret = _open_file(pathname, flags); |
---|
| 795 | |
---|
| 796 | switch (ret) { |
---|
| 797 | case -2: // continue as normal, use _op.open() |
---|
| 798 | break; |
---|
| 799 | case -1: // pass error to caller |
---|
| 800 | return -1; |
---|
| 801 | break; |
---|
| 802 | default: // return successfully opened pointer to caller |
---|
| 803 | return ret; |
---|
| 804 | break; |
---|
| 805 | } |
---|
| 806 | |
---|
[3138] | 807 | if (flags & O_CREAT) { |
---|
| 808 | va_start(args, flags); |
---|
| 809 | mode = va_arg(args, mode_t); |
---|
| 810 | va_end(args); |
---|
| 811 | } |
---|
| 812 | |
---|
| 813 | return _os.open(pathname, flags, mode); |
---|
| 814 | } |
---|
| 815 | |
---|
| 816 | int close(int fd) { |
---|
[3140] | 817 | struct pointer * pointer; |
---|
[3138] | 818 | _init(); |
---|
| 819 | |
---|
[3140] | 820 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 821 | _close_pointer(pointer); |
---|
| 822 | return 0; |
---|
| 823 | } |
---|
| 824 | |
---|
[3138] | 825 | return _os.close(fd); |
---|
| 826 | } |
---|
| 827 | |
---|
| 828 | ssize_t write(int fd, const void *buf, size_t count) { |
---|
[3140] | 829 | struct pointer * pointer; |
---|
[3178] | 830 | ssize_t ret; |
---|
[3140] | 831 | |
---|
[3138] | 832 | _init(); |
---|
| 833 | |
---|
[3140] | 834 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 835 | if ( pointer->handle->type == HT_STREAM ) { |
---|
| 836 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 837 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 838 | errno = EIO; |
---|
| 839 | return -1; |
---|
| 840 | } |
---|
| 841 | } |
---|
[3178] | 842 | ret = roar_vio_write(&(pointer->handle->stream_vio), (char*)buf, count); |
---|
| 843 | if ( ret > 0 ) |
---|
| 844 | pointer->handle->writec += ret; |
---|
| 845 | return ret; |
---|
[3140] | 846 | } else { |
---|
| 847 | errno = EINVAL; |
---|
| 848 | return -1; |
---|
| 849 | } |
---|
| 850 | } |
---|
| 851 | |
---|
[3138] | 852 | return _os.write(fd, buf, count); |
---|
| 853 | } |
---|
| 854 | |
---|
| 855 | ssize_t read(int fd, void *buf, size_t count) { |
---|
[3140] | 856 | struct pointer * pointer; |
---|
[3178] | 857 | ssize_t ret; |
---|
[3140] | 858 | |
---|
[3138] | 859 | _init(); |
---|
| 860 | |
---|
[3140] | 861 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 862 | if ( pointer->handle->type == HT_STREAM ) { |
---|
| 863 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 864 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 865 | errno = EIO; |
---|
| 866 | return -1; |
---|
| 867 | } |
---|
| 868 | } |
---|
[3178] | 869 | ret = roar_vio_read(&(pointer->handle->stream_vio), buf, count); |
---|
| 870 | if ( ret > 0 ) |
---|
[3243] | 871 | pointer->handle->readc += ret; |
---|
[3178] | 872 | return ret; |
---|
[3140] | 873 | } else { |
---|
| 874 | errno = EINVAL; |
---|
| 875 | return -1; |
---|
| 876 | } |
---|
| 877 | } |
---|
| 878 | |
---|
[3138] | 879 | return _os.read(fd, buf, count); |
---|
| 880 | } |
---|
| 881 | |
---|
[3246] | 882 | off_t lseek(int fildes, off_t offset, int whence) { |
---|
| 883 | struct pointer * pointer; |
---|
| 884 | |
---|
| 885 | _init(); |
---|
| 886 | |
---|
| 887 | if ( (pointer = _get_pointer_by_fh(fildes)) != NULL ) { |
---|
| 888 | if ( pointer->handle->type == HT_DMX ) { |
---|
| 889 | switch (whence) { |
---|
| 890 | case SEEK_SET: |
---|
| 891 | pointer->handle->pos = offset; |
---|
| 892 | break; |
---|
| 893 | case SEEK_CUR: |
---|
| 894 | pointer->handle->pos += offset; |
---|
| 895 | break; |
---|
| 896 | case SEEK_END: |
---|
| 897 | default: |
---|
| 898 | errno = EINVAL; |
---|
| 899 | return -1; |
---|
| 900 | break; |
---|
| 901 | } |
---|
| 902 | return pointer->handle->pos; |
---|
| 903 | } else { |
---|
| 904 | errno = EINVAL; |
---|
| 905 | return -1; |
---|
| 906 | } |
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| 907 | } |
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| 908 | |
---|
| 909 | return _os.lseek(fildes, offset, whence); |
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| 910 | } |
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| 911 | |
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[3169] | 912 | IOCTL() { |
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| 913 | map_args; |
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[3147] | 914 | struct pointer * pointer; |
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| 915 | struct handle * handle; |
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[3169] | 916 | int * ip = NULL; |
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[3176] | 917 | audio_buf_info * bi; |
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[3178] | 918 | count_info * ci; |
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[3229] | 919 | #ifdef __FIXME__ |
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| 920 | char * nosys_reqname = NULL; |
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| 921 | #endif |
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[3169] | 922 | #ifdef va_argp |
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[3146] | 923 | va_list args; |
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[3169] | 924 | #endif |
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[3146] | 925 | |
---|
| 926 | _init(); |
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| 927 | |
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[3150] | 928 | // ROAR_DBG("ioctl(__fd=%i, __request=%lu) = ?", __fd, (long unsigned int) __request); |
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[3148] | 929 | |
---|
[3169] | 930 | #ifdef va_argp |
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[3180] | 931 | va_start (args, ioctl_lastarg); |
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[3146] | 932 | argp = va_arg (args, void *); |
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| 933 | va_end (args); |
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[3169] | 934 | #endif |
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[3146] | 935 | |
---|
[3150] | 936 | // ROAR_DBG("ioctl(__fd=%i, __request=%lu): argp=%p", __fd, (long unsigned int) __request, argp); |
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[3148] | 937 | |
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[3147] | 938 | if ( (pointer = _get_pointer_by_fh(__fd)) != NULL ) { |
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[3148] | 939 | ip = argp; |
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[3150] | 940 | // ROAR_DBG("ioctl(__fd=%i, __request=%lu): ip=%p", __fd, (long unsigned int) __request, ip); |
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[3229] | 941 | #ifdef __FIXME__ |
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| 942 | switch ((handle = pointer->handle)->type) { |
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| 943 | case SOUND_PCM_READ_RATE: nosys_reqname = "SOUND_PCM_READ_RATE"; break; |
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| 944 | case SOUND_PCM_READ_CHANNELS: nosys_reqname = "SOUND_PCM_READ_CHANNELS"; break; |
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| 945 | case SOUND_PCM_READ_BITS: nosys_reqname = "SOUND_PCM_READ_BITS"; break; |
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| 946 | case SOUND_PCM_READ_FILTER: nosys_reqname = "SOUND_PCM_READ_FILTER"; break; |
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| 947 | case SNDCTL_COPR_RESET: nosys_reqname = "SNDCTL_COPR_RESET"; break; |
---|
| 948 | case SNDCTL_COPR_LOAD: nosys_reqname = "SNDCTL_COPR_LOAD"; break; |
---|
| 949 | case SNDCTL_COPR_HALT: nosys_reqname = "SNDCTL_COPR_HALT"; break; |
---|
| 950 | case SNDCTL_COPR_RDATA: nosys_reqname = "SNDCTL_COPR_RDATA"; break; |
---|
| 951 | case SNDCTL_COPR_RCODE: nosys_reqname = "SNDCTL_COPR_RCODE"; break; |
---|
| 952 | case SNDCTL_COPR_WDATA: nosys_reqname = "SNDCTL_COPR_WDATA"; break; |
---|
| 953 | case SNDCTL_COPR_WCODE: nosys_reqname = "SNDCTL_COPR_WCODE"; break; |
---|
| 954 | case SNDCTL_COPR_RUN: nosys_reqname = "SNDCTL_COPR_RUN"; break; |
---|
| 955 | case SNDCTL_COPR_SENDMSG: nosys_reqname = "SNDCTL_COPR_SENDMSG"; break; |
---|
| 956 | case SNDCTL_COPR_RCVMSG: nosys_reqname = "SNDCTL_COPR_RCVMSG"; break; |
---|
| 957 | case SNDCTL_DSP_SPEED: nosys_reqname = "SNDCTL_DSP_SPEED"; break; |
---|
| 958 | /* |
---|
| 959 | case : nosys_reqname = ""; break; |
---|
| 960 | case : nosys_reqname = ""; break; |
---|
| 961 | case : nosys_reqname = ""; break; |
---|
| 962 | */ |
---|
| 963 | } |
---|
| 964 | #endif |
---|
[3147] | 965 | switch ((handle = pointer->handle)->type) { |
---|
| 966 | case HT_STREAM: |
---|
| 967 | switch (__request) { |
---|
| 968 | case SNDCTL_DSP_RESET: |
---|
| 969 | case SNDCTL_DSP_POST: |
---|
[3162] | 970 | case SNDCTL_DSP_SETFRAGMENT: // any fragments should be ok for us... |
---|
[3175] | 971 | return 0; |
---|
[3147] | 972 | break; |
---|
| 973 | case SNDCTL_DSP_SPEED: |
---|
| 974 | handle->stream.info.rate = *ip; |
---|
[3229] | 975 | ROAR_DBG("ioctl(__fd=%i, __request=%lu): rate=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 976 | return 0; |
---|
| 977 | break; |
---|
| 978 | case SNDCTL_DSP_CHANNELS: |
---|
| 979 | handle->stream.info.channels = *ip; |
---|
[3229] | 980 | ROAR_DBG("ioctl(__fd=%i, __request=%lu): channels=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 981 | return 0; |
---|
| 982 | break; |
---|
[3160] | 983 | case SNDCTL_DSP_STEREO: |
---|
| 984 | handle->stream.info.channels = *ip ? 2 : 1; |
---|
| 985 | return 0; |
---|
| 986 | break; |
---|
[3161] | 987 | case SNDCTL_DSP_GETBLKSIZE: |
---|
[3178] | 988 | *ip = _get_stream_buffersize(handle); |
---|
[3161] | 989 | return 0; |
---|
| 990 | break; |
---|
[3147] | 991 | case SNDCTL_DSP_SETFMT: |
---|
[3229] | 992 | ROAR_DBG("ioctl(__fd=%i, __request=%lu): fmt=0x%x", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 993 | return _ioctl_stream_format(handle, *ip); |
---|
| 994 | break; |
---|
[3148] | 995 | case SNDCTL_DSP_GETFMTS: |
---|
[3150] | 996 | // ROAR_DBG("ioctl(__fd=%i, __request=%lu): ip=%p", __fd, (long unsigned int) __request, ip); |
---|
[3149] | 997 | *ip = _ioctl_stream_format_list(); |
---|
[3148] | 998 | return 0; |
---|
| 999 | break; |
---|
[3176] | 1000 | case SNDCTL_DSP_GETOSPACE: |
---|
| 1001 | case SNDCTL_DSP_GETISPACE: |
---|
| 1002 | bi = argp; |
---|
| 1003 | memset(bi, 0, sizeof(*bi)); |
---|
[3178] | 1004 | bi->bytes = _get_stream_buffersize(handle); |
---|
[3176] | 1005 | bi->fragments = 1; |
---|
| 1006 | bi->fragsize = bi->bytes; |
---|
| 1007 | bi->fragstotal = 1; |
---|
| 1008 | return 0; |
---|
| 1009 | break; |
---|
[3178] | 1010 | case SNDCTL_DSP_GETOPTR: |
---|
| 1011 | ci = argp; |
---|
| 1012 | memset(ci, 0, sizeof(*ci)); |
---|
| 1013 | ci->bytes = handle->writec; |
---|
| 1014 | ci->blocks = ci->bytes / _get_stream_buffersize(handle); |
---|
| 1015 | ci->ptr = 0; |
---|
| 1016 | return 0; |
---|
| 1017 | break; |
---|
| 1018 | case SNDCTL_DSP_GETIPTR: |
---|
| 1019 | ci = argp; |
---|
| 1020 | memset(ci, 0, sizeof(*ci)); |
---|
| 1021 | ci->bytes = handle->readc; |
---|
| 1022 | ci->blocks = ci->bytes / _get_stream_buffersize(handle); |
---|
| 1023 | ci->ptr = 0; |
---|
| 1024 | return 0; |
---|
| 1025 | break; |
---|
[3177] | 1026 | #ifdef SNDCTL_DSP_GETPLAYVOL |
---|
| 1027 | case SNDCTL_DSP_GETPLAYVOL: |
---|
| 1028 | return _ioctl_mixer(handle, SOUND_MIXER_READ_PCM, argp); |
---|
| 1029 | break; |
---|
| 1030 | #endif |
---|
| 1031 | #ifdef SNDCTL_DSP_SETPLAYVOL |
---|
| 1032 | case SNDCTL_DSP_SETPLAYVOL: |
---|
| 1033 | return _ioctl_mixer(handle, SOUND_MIXER_WRITE_PCM, argp); |
---|
| 1034 | break; |
---|
| 1035 | #endif |
---|
[3147] | 1036 | default: |
---|
[3229] | 1037 | #ifdef __FIXME__ |
---|
| 1038 | ROAR_DBG("ioctl(__fd=%i, __request=%lu (%s)) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request, nosys_reqname); |
---|
| 1039 | #else |
---|
[3148] | 1040 | ROAR_DBG("ioctl(__fd=%i, __request=%lu) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3229] | 1041 | #endif |
---|
[3147] | 1042 | errno = ENOSYS; |
---|
| 1043 | return -1; |
---|
| 1044 | } |
---|
| 1045 | break; |
---|
| 1046 | case HT_MIXER: |
---|
[3158] | 1047 | return _ioctl_mixer(handle, __request, argp); |
---|
[3147] | 1048 | break; |
---|
| 1049 | default: |
---|
[3150] | 1050 | ROAR_DBG("ioctl(__fd=%i, __request=%lu): unknown handle type: no ioctl()s supported", __fd, (long unsigned int) __request); |
---|
| 1051 | ROAR_DBG("ioctl(__fd=%i, __request=%lu) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3147] | 1052 | errno = EINVAL; |
---|
| 1053 | return -1; |
---|
| 1054 | break; |
---|
| 1055 | } |
---|
| 1056 | } |
---|
| 1057 | |
---|
[3166] | 1058 | #ifdef IOCTL_IS_ALIAS |
---|
| 1059 | errno = ENOSYS; |
---|
| 1060 | return -1; |
---|
| 1061 | #else |
---|
[3146] | 1062 | return _os.ioctl(__fd, __request, argp); |
---|
[3166] | 1063 | #endif |
---|
[3146] | 1064 | } |
---|
| 1065 | |
---|
[3138] | 1066 | #endif |
---|
| 1067 | |
---|
| 1068 | //ll |
---|