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