[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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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[3138] | 23 | * |
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| 24 | * NOTE for everyone want's to change something and send patches: |
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| 25 | * read README and HACKING! There a addition information on |
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| 26 | * the license of this document you need to read before you send |
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| 27 | * any patches. |
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| 28 | * |
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| 29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 30 | * or libpulse*: |
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| 31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 32 | * and are therefore GPL. Because of this it may be illigal to use |
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| 33 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 34 | */ |
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| 35 | |
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| 36 | #include "roaraudio.h" |
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[3261] | 37 | #include "libroarlight/libroarlight.h" |
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[3138] | 38 | |
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| 39 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
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| 40 | #if defined(__OpenBSD__) || defined(__NetBSD__) |
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| 41 | #include <soundcard.h> |
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| 42 | #else |
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| 43 | #include <sys/soundcard.h> |
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| 44 | #endif |
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| 45 | #include <sys/ioctl.h> |
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| 46 | |
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| 47 | #ifdef ROAR_HAVE_H_SYS_TYPES |
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| 48 | #include <sys/types.h> |
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| 49 | #endif |
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| 50 | |
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| 51 | #ifdef ROAR_HAVE_H_FCNTL |
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| 52 | #include <fcntl.h> |
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| 53 | #endif |
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| 54 | |
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| 55 | #ifdef ROAR_HAVE_H_UNISTD |
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| 56 | #include <unistd.h> |
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| 57 | #endif |
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| 58 | |
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| 59 | #include <sys/stat.h> |
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[3139] | 60 | #include <dlfcn.h> |
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[3778] | 61 | #include <stdarg.h> |
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[3139] | 62 | |
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| 63 | #if defined(RTLD_NEXT) |
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| 64 | #define REAL_LIBC RTLD_NEXT |
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| 65 | #else |
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| 66 | #define REAL_LIBC ((void *) -1L) |
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| 67 | #endif |
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[3138] | 68 | |
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[3164] | 69 | #ifndef ENOTSUP |
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| 70 | #define ENOTSUP ENOSYS |
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| 71 | #endif |
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| 72 | |
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[3873] | 73 | #ifndef O_DIRECTORY |
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| 74 | #define O_DIRECTORY 0 |
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| 75 | #endif |
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| 76 | |
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[3892] | 77 | #ifndef O_DIRECT |
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| 78 | #define O_DIRECT 0 |
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| 79 | #endif |
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| 80 | |
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[3872] | 81 | #ifndef O_LARGEFILE |
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| 82 | #define O_LARGEFILE 0 |
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| 83 | #endif |
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| 84 | |
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| 85 | #ifndef O_NOATIME |
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| 86 | #define O_NOATIME 0 |
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| 87 | #endif |
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| 88 | |
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[3868] | 89 | #define _O_PARA_DIR (O_RDONLY|O_WRONLY|O_RDWR) |
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| 90 | #define _O_PARA_IGN (O_DIRECT|O_APPEND|O_LARGEFILE|O_NOATIME|O_NOCTTY|O_TRUNC) |
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| 91 | |
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[3166] | 92 | #if defined(ROAR_OS_NETBSD) && defined(ioctl) |
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| 93 | #define IOCTL_IS_ALIAS |
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| 94 | #endif |
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| 95 | |
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[3167] | 96 | #ifdef ROAR_OS_FREEBSD |
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[3891] | 97 | #define _VA_ARGS_MODE_T int |
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| 98 | #else |
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| 99 | #define _VA_ARGS_MODE_T mode_t |
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[3167] | 100 | #endif |
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| 101 | |
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[3890] | 102 | #ifdef ROAR_OS_FREEBSD |
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| 103 | #define _CREAT_ARG_PATHNAME path |
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| 104 | #else |
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| 105 | #define _CREAT_ARG_PATHNAME pathname |
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| 106 | #endif |
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| 107 | |
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[3169] | 108 | #ifdef ROAR_OS_NETBSD |
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| 109 | #define IOCTL() int _oss_ioctl __P((int fd, unsigned long com, void *argp)) |
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[3171] | 110 | #define map_args int __fd = fd; unsigned long int __request = com |
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[3180] | 111 | #elif defined(ROAR_TARGET_CYGWIN) |
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| 112 | #define IOCTL() int ioctl (int __fd, int __cmd, ...) |
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| 113 | #define map_args unsigned long int __request = __cmd; void * argp |
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| 114 | #define va_argp |
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| 115 | #define ioctl_lastarg __cmd |
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[3169] | 116 | #else |
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| 117 | #define IOCTL() int ioctl (int __fd, unsigned long int __request, ...) |
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[3171] | 118 | #define map_args void * argp |
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[3169] | 119 | #define va_argp |
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[3180] | 120 | #define ioctl_lastarg __request |
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[3169] | 121 | #endif |
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| 122 | |
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[3153] | 123 | #define OSS_VOLUME_SCALE 100 |
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| 124 | |
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[3138] | 125 | #define _MAX_POINTER 8 |
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| 126 | |
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[3140] | 127 | // handle type: |
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[3663] | 128 | #define HT_NONE 0 /* Unused object */ |
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| 129 | #define HT_STREAM 1 /* Stream with no specal handling needed */ |
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| 130 | #define HT_MIXER 2 /* Mixer device */ |
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| 131 | #define HT_WAVEFORM 3 /* Waveform device */ |
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| 132 | #define HT_MIDI 4 /* MIDI device */ |
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| 133 | #define HT_DMX 5 /* DMX512/DMX4Linux device */ |
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| 134 | #define HT_VIO 6 /* General VIO object */ |
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[3666] | 135 | #define HT_STATIC 7 /* Static file */ |
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[3140] | 136 | |
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[3138] | 137 | struct session { |
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| 138 | int refc; |
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| 139 | struct roar_connection con; |
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| 140 | }; |
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| 141 | |
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| 142 | static struct session _session = {.refc = 0}; |
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| 143 | |
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| 144 | struct handle { |
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| 145 | int refc; // refrence counter |
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| 146 | struct session * session; |
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[3140] | 147 | int type; |
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[3780] | 148 | int sysio_flags; |
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[3140] | 149 | struct roar_stream stream; |
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| 150 | struct roar_vio_calls stream_vio; |
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[3144] | 151 | int stream_dir; |
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[3140] | 152 | int stream_opened; |
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[3178] | 153 | size_t stream_buffersize; |
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| 154 | size_t readc, writec; |
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[3246] | 155 | size_t pos; |
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[3666] | 156 | union { |
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| 157 | struct { |
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| 158 | char * data; |
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| 159 | size_t len; |
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| 160 | } sf; |
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| 161 | } userdata; |
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[3138] | 162 | }; |
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| 163 | |
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| 164 | static struct { |
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| 165 | int (*open)(const char *pathname, int flags, mode_t mode); |
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| 166 | int (*close)(int fd); |
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| 167 | ssize_t (*write)(int fd, const void *buf, size_t count); |
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| 168 | ssize_t (*read)(int fd, void *buf, size_t count); |
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[3166] | 169 | #ifndef IOCTL_IS_ALIAS |
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[3146] | 170 | int (*ioctl)(int d, int request, ...); |
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[3166] | 171 | #endif |
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[3246] | 172 | off_t (*lseek)(int fildes, off_t offset, int whence); |
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[3264] | 173 | FILE *(*fopen)(const char *path, const char *mode); |
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[3657] | 174 | int (*dup)(int oldfd); |
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| 175 | int (*dup2)(int oldfd, int newfd); |
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[3771] | 176 | int (*select)(int nfds, fd_set *readfds, fd_set *writefds, |
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| 177 | fd_set *exceptfds, struct timeval *timeout); |
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[3778] | 178 | int (*fcntl)(int fd, int cmd, ...); |
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[3782] | 179 | int (*access)(const char *pathname, int mode); |
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[3866] | 180 | int (*open64)(const char *__file, int __oflag, ...); |
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[3890] | 181 | int (*creat)(const char *_CREAT_ARG_PATHNAME, mode_t mode); |
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[3880] | 182 | int (*stat)(const char *path, struct stat *buf); |
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| 183 | int (*fstat)(int filedes, struct stat *buf); |
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| 184 | int (*lstat)(const char *path, struct stat *buf); |
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[3138] | 185 | } _os; |
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| 186 | |
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[3150] | 187 | static struct { |
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| 188 | struct { |
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| 189 | int volume; |
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| 190 | int pcm; |
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| 191 | int line; |
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| 192 | int line1; |
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| 193 | int line2; |
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| 194 | int line3; |
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| 195 | int digital1; |
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| 196 | int digital2; |
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| 197 | int digital3; |
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| 198 | } sid; |
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| 199 | } _mix_settings = { |
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| 200 | .sid = { |
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| 201 | .volume = -1, |
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| 202 | .pcm = -1, |
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| 203 | .line = 0, |
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| 204 | .line1 = 1, |
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| 205 | .line2 = 2, |
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| 206 | .line3 = 3, |
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| 207 | .digital1 = 1, |
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| 208 | .digital2 = 2, |
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| 209 | .digital3 = 3 |
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| 210 | } |
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| 211 | }; |
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| 212 | |
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[3140] | 213 | static struct pointer { |
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[3138] | 214 | int fh; |
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| 215 | struct handle * handle; |
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| 216 | } _ptr[_MAX_POINTER]; |
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| 217 | |
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[3662] | 218 | |
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[3666] | 219 | static char _sf__dev_sndstat[] = |
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| 220 | "Sound Driver:RoarAudio\n" |
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| 221 | "Config options: 0\n" |
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| 222 | "\n" |
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| 223 | "Installed drivers:\n" |
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| 224 | "Type 10: RoarAudio emulation\n" |
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| 225 | "\n" |
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| 226 | "Card config:\n" |
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| 227 | "\n" |
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| 228 | "Audio devices:\n" |
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| 229 | "0: RoarAudio OSS emulation (DUPLEX)\n" |
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| 230 | "\n" |
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| 231 | "Midi devices:\n" |
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| 232 | "0: RoarAudio OSS emulation MIDI\n" |
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| 233 | "\n" |
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| 234 | "Timers:\n" |
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| 235 | "\n" |
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| 236 | "Mixers:\n" |
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| 237 | "0: RoarAudio OSS emulation Mixer\n" |
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| 238 | ; |
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| 239 | |
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[3662] | 240 | static struct devices { |
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| 241 | char * prefix; |
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| 242 | int type; |
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[3666] | 243 | size_t len; |
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| 244 | void * userdata; |
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[3870] | 245 | struct handle * (*open)(const char * file, int flags, mode_t mode, struct devices * ptr); |
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[3662] | 246 | } _device_list[] = { |
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[4008] | 247 | {"/dev/dsp", HT_WAVEFORM, 0, NULL, NULL}, |
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| 248 | {"/dev/dsp?", HT_WAVEFORM, 0, NULL, NULL}, |
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| 249 | {"/dev/audio", HT_WAVEFORM, 0, NULL, NULL}, |
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| 250 | {"/dev/audio?", HT_WAVEFORM, 0, NULL, NULL}, |
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| 251 | {"/dev/sound/dsp", HT_WAVEFORM, 0, NULL, NULL}, |
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| 252 | {"/dev/sound/dsp?", HT_WAVEFORM, 0, NULL, NULL}, |
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| 253 | {"/dev/sound/audio", HT_WAVEFORM, 0, NULL, NULL}, |
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| 254 | {"/dev/sound/audio?", HT_WAVEFORM, 0, NULL, NULL}, |
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| 255 | {"/dev/mixer", HT_MIXER, 0, NULL, NULL}, |
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| 256 | {"/dev/mixer?", HT_MIXER, 0, NULL, NULL}, |
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| 257 | {"/dev/sound/mixer", HT_MIXER, 0, NULL, NULL}, |
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| 258 | {"/dev/sound/mixer?", HT_MIXER, 0, NULL, NULL}, |
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| 259 | {"/dev/midi", HT_MIDI, 0, NULL, NULL}, |
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| 260 | {"/dev/midi?", HT_MIDI, 0, NULL, NULL}, |
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| 261 | {"/dev/rmidi", HT_MIDI, 0, NULL, NULL}, |
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| 262 | {"/dev/rmidi?", HT_MIDI, 0, NULL, NULL}, |
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| 263 | {"/dev/sound/midi", HT_MIDI, 0, NULL, NULL}, |
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| 264 | {"/dev/sound/midi?", HT_MIDI, 0, NULL, NULL}, |
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| 265 | {"/dev/sound/rmidi", HT_MIDI, 0, NULL, NULL}, |
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| 266 | {"/dev/sound/rmidi?", HT_MIDI, 0, NULL, NULL}, |
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| 267 | {"/dev/dmx", HT_DMX, 0, NULL, NULL}, |
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| 268 | {"/dev/dmx?", HT_DMX, 0, NULL, NULL}, |
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| 269 | {"/dev/misc/dmx", HT_DMX, 0, NULL, NULL}, |
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| 270 | {"/dev/misc/dmx?", HT_DMX, 0, NULL, NULL}, |
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| 271 | {"/dev/dmxin", HT_DMX, 0, NULL, NULL}, |
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| 272 | {"/dev/dmxin?", HT_DMX, 0, NULL, NULL}, |
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| 273 | {"/dev/misc/dmxin", HT_DMX, 0, NULL, NULL}, |
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| 274 | {"/dev/misc/dmxin?", HT_DMX, 0, NULL, NULL}, |
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[3870] | 275 | {"/dev/sndstat", HT_STATIC, sizeof(_sf__dev_sndstat)-1, _sf__dev_sndstat, NULL}, |
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[3662] | 276 | #ifdef ROAR_DEFAULT_OSS_DEV |
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[3870] | 277 | {ROAR_DEFAULT_OSS_DEV, HT_WAVEFORM, 0, NULL, NULL}, |
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[3662] | 278 | #endif |
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[3870] | 279 | {NULL, HT_NONE, 0, NULL, NULL}, |
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[3662] | 280 | }; |
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| 281 | |
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[3849] | 282 | |
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| 283 | static int _update_nonblock (struct handle * handle); |
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| 284 | |
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[3138] | 285 | static void _init_os (void) { |
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| 286 | memset(&_os, 0, sizeof(_os)); |
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[3139] | 287 | |
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[3775] | 288 | // if call roar_dl_getsym() here all applications will segfaul. |
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| 289 | // why? |
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| 290 | |
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[3772] | 291 | _os.open = dlsym(REAL_LIBC, "open"); |
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| 292 | _os.close = dlsym(REAL_LIBC, "close"); |
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| 293 | _os.write = dlsym(REAL_LIBC, "write"); |
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| 294 | _os.read = dlsym(REAL_LIBC, "read"); |
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[3166] | 295 | #ifndef IOCTL_IS_ALIAS |
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[3772] | 296 | _os.ioctl = dlsym(REAL_LIBC, "ioctl"); |
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[3166] | 297 | #endif |
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[3772] | 298 | _os.lseek = dlsym(REAL_LIBC, "lseek"); |
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| 299 | _os.fopen = dlsym(REAL_LIBC, "fopen"); |
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| 300 | _os.dup = dlsym(REAL_LIBC, "dup"); |
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| 301 | _os.dup2 = dlsym(REAL_LIBC, "dup2"); |
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| 302 | _os.select = dlsym(REAL_LIBC, "select"); |
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[3778] | 303 | _os.fcntl = dlsym(REAL_LIBC, "fcntl"); |
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[3782] | 304 | _os.access = dlsym(REAL_LIBC, "access"); |
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[3866] | 305 | _os.open64 = dlsym(REAL_LIBC, "open64"); |
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[3871] | 306 | _os.creat = dlsym(REAL_LIBC, "creat"); |
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[3880] | 307 | _os.stat = dlsym(REAL_LIBC, "stat"); |
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| 308 | _os.fstat = dlsym(REAL_LIBC, "fstat"); |
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| 309 | _os.lstat = dlsym(REAL_LIBC, "lstat"); |
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[3138] | 310 | } |
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| 311 | |
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| 312 | static void _init_ptr (void) { |
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| 313 | int i; |
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| 314 | |
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| 315 | for (i = 0; i < _MAX_POINTER; i++) { |
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| 316 | _ptr[i].fh = -1; |
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| 317 | } |
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| 318 | } |
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| 319 | |
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| 320 | static void _init (void) { |
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| 321 | static int inited = 0; |
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| 322 | |
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| 323 | if ( !inited ) { |
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| 324 | _init_os(); |
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| 325 | _init_ptr(); |
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[3771] | 326 | roar_vio_select(NULL, 0, NULL, NULL); |
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[3138] | 327 | inited++; |
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| 328 | } |
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| 329 | } |
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| 330 | |
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[3157] | 331 | static void _find_volume_sid (struct session * session) { |
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| 332 | int i; |
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| 333 | int num; |
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| 334 | int id[ROAR_STREAMS_MAX]; |
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| 335 | struct roar_stream s; |
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| 336 | char name[1024]; |
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| 337 | |
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| 338 | ROAR_DBG("_find_volume_sid(session=%p) = ?", session); |
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| 339 | |
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| 340 | if ( (num = roar_list_streams(&(session->con), id, ROAR_STREAMS_MAX)) == -1 ) { |
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| 341 | return; |
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| 342 | } |
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| 343 | |
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| 344 | for (i = 0; i < num; i++) { |
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| 345 | if ( roar_get_stream(&(session->con), &s, id[i]) == -1 ) |
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| 346 | continue; |
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| 347 | |
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| 348 | if ( s.dir != ROAR_DIR_MIXING ) |
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| 349 | continue; |
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| 350 | |
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| 351 | if ( roar_stream_get_name(&(session->con), &s, name, 1024) == -1 ) |
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| 352 | continue; |
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| 353 | |
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| 354 | if ( !strcasecmp(name, "Waveform Mixer") ) { |
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| 355 | _mix_settings.sid.volume = id[i]; |
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| 356 | ROAR_DBG("_find_volume_sid(session=%p): found waveform mixer at sid %i", session, id[i]); |
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| 357 | ROAR_DBG("_find_volume_sid(session=%p) = (void)", session); |
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| 358 | return; |
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| 359 | } |
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| 360 | } |
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| 361 | } |
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| 362 | |
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[3138] | 363 | static int _open_dummy (void) { |
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| 364 | int p[2]; |
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| 365 | |
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| 366 | if ( pipe(p) == -1 ) |
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| 367 | return -1; |
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| 368 | |
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| 369 | close(p[1]); |
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| 370 | |
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| 371 | return p[0]; |
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| 372 | } |
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| 373 | |
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| 374 | static struct session * _open_session (char * server, char * name) { |
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[3652] | 375 | struct session * ses = &_session; |
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| 376 | int new_session = getenv("ROAR_OSS_NEW_SESSION") == NULL ? 0 : 1; |
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| 377 | |
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[3183] | 378 | ROAR_DBG("_open_session(server='%s', name='%s') = ?", server, name); |
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| 379 | ROAR_DBG("_open_session(server='%s', name='%s'): _session.refc=%i", server, name, _session.refc); |
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| 380 | |
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[3652] | 381 | if ( new_session ) { |
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[3850] | 382 | ses = roar_mm_malloc(sizeof(struct session)); |
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[3652] | 383 | if ( ses == NULL ) |
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| 384 | return NULL; |
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| 385 | |
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| 386 | memset(ses, 0, sizeof(struct session)); |
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| 387 | } |
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| 388 | |
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| 389 | if ( ses->refc == 0 ) { |
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[3138] | 390 | |
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| 391 | if ( name == NULL ) |
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[3500] | 392 | name = getenv("ROAR_OSS_CLIENT_NAME"); |
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| 393 | |
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| 394 | if ( name == NULL ) |
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[3138] | 395 | name = "libroaross client"; |
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| 396 | |
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[3652] | 397 | if ( roar_simple_connect(&(ses->con), server, name) == -1 ) { |
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| 398 | if ( new_session ) |
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[3850] | 399 | roar_mm_free(ses); |
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[3652] | 400 | |
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[3138] | 401 | return NULL; |
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[3652] | 402 | } |
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[3157] | 403 | |
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[3652] | 404 | _find_volume_sid(ses); |
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[3184] | 405 | |
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[3652] | 406 | if ( !new_session ) { |
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| 407 | if ( getenv("ROAR_OSS_KEEP_SESSION") != NULL ) |
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| 408 | ses->refc++; |
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| 409 | } |
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[3143] | 410 | } |
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[3138] | 411 | |
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[3652] | 412 | ses->refc++; |
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[3183] | 413 | |
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[3652] | 414 | ROAR_DBG("_open_session(server='%s', name='%s') = %p", server, name, ses); |
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| 415 | return ses; |
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[3138] | 416 | } |
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| 417 | |
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| 418 | static void _close_session(struct session * session) { |
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| 419 | if ( session == NULL ) |
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| 420 | return; |
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| 421 | |
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| 422 | session->refc--; |
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| 423 | |
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[3144] | 424 | ROAR_DBG("_close_session(session=%p): session->refc=%i", session, session->refc); |
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| 425 | |
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[3138] | 426 | if ( session->refc == 0 ) { |
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| 427 | roar_disconnect(&(session->con)); |
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| 428 | } |
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[3652] | 429 | |
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| 430 | if ( session != &_session ) |
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[3850] | 431 | roar_mm_free(session); |
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[3138] | 432 | } |
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| 433 | |
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[3140] | 434 | static struct handle * _open_handle(struct session * session) { |
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| 435 | struct handle * handle; |
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| 436 | |
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[3183] | 437 | ROAR_DBG("_open_handle(session=%p) = ?", session); |
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| 438 | |
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[3140] | 439 | if ( (handle = roar_mm_malloc(sizeof(struct handle))) == NULL ) |
---|
| 440 | return NULL; |
---|
| 441 | |
---|
| 442 | memset(handle, 0, sizeof(struct handle)); |
---|
| 443 | |
---|
| 444 | handle->refc = 1; |
---|
| 445 | handle->session = session; |
---|
[3666] | 446 | |
---|
| 447 | if ( session != NULL ) |
---|
| 448 | session->refc++; // TODO: better warp this |
---|
| 449 | |
---|
[3140] | 450 | handle->type = HT_NONE; |
---|
[3144] | 451 | handle->stream_dir = ROAR_DIR_PLAY; |
---|
| 452 | roar_stream_new(&(handle->stream), ROAR_RATE_DEFAULT, ROAR_CHANNELS_DEFAULT, ROAR_BITS_DEFAULT, ROAR_CODEC_DEFAULT); |
---|
[3140] | 453 | |
---|
[3183] | 454 | ROAR_DBG("_open_handle(session=%p) = %p", session, handle); |
---|
[3140] | 455 | return handle; |
---|
| 456 | } |
---|
| 457 | |
---|
| 458 | static void _close_handle(struct handle * handle) { |
---|
[3664] | 459 | int need_close = 0; |
---|
| 460 | |
---|
[3140] | 461 | if (handle == NULL) |
---|
| 462 | return; |
---|
| 463 | |
---|
| 464 | handle->refc--; |
---|
| 465 | |
---|
[3144] | 466 | ROAR_DBG("_close_handle(handle=%p): handle->refc=%i", handle, handle->refc); |
---|
| 467 | |
---|
[3140] | 468 | if ( handle->refc == 0 ) { |
---|
[3664] | 469 | switch (handle->type) { |
---|
| 470 | case HT_VIO: |
---|
| 471 | need_close = 1; |
---|
| 472 | break; |
---|
| 473 | case HT_STREAM: |
---|
| 474 | if ( handle->stream_opened ) |
---|
| 475 | need_close = 1; |
---|
| 476 | break; |
---|
| 477 | } |
---|
| 478 | |
---|
| 479 | if ( need_close ) |
---|
[3140] | 480 | roar_vio_close(&(handle->stream_vio)); |
---|
| 481 | |
---|
[3664] | 482 | if ( handle->session != NULL ) { |
---|
| 483 | handle->session->refc--; |
---|
[3144] | 484 | |
---|
[3664] | 485 | _close_session(handle->session); |
---|
| 486 | } |
---|
[3144] | 487 | |
---|
[3140] | 488 | roar_mm_free(handle); |
---|
| 489 | } |
---|
| 490 | } |
---|
| 491 | |
---|
| 492 | static struct pointer * _get_pointer_by_fh (int fh) { |
---|
| 493 | int i; |
---|
| 494 | |
---|
[4077] | 495 | if ( fh == -1 ) |
---|
| 496 | return NULL; |
---|
| 497 | |
---|
[3140] | 498 | for (i = 0; i < _MAX_POINTER; i++) { |
---|
| 499 | if ( _ptr[i].fh == fh ) |
---|
| 500 | return &(_ptr[i]); |
---|
| 501 | } |
---|
| 502 | |
---|
| 503 | return NULL; |
---|
| 504 | } |
---|
| 505 | |
---|
| 506 | static struct pointer * _open_pointer(struct handle * handle) { |
---|
| 507 | struct pointer * ret = _get_pointer_by_fh(-1); |
---|
| 508 | |
---|
| 509 | if ( ret == NULL ) |
---|
| 510 | return NULL; |
---|
| 511 | |
---|
| 512 | if ( (ret->fh = _open_dummy()) == -1 ) |
---|
| 513 | return NULL; |
---|
| 514 | |
---|
| 515 | ret->handle = handle; |
---|
| 516 | |
---|
| 517 | return ret; |
---|
| 518 | } |
---|
| 519 | |
---|
[3657] | 520 | static struct pointer * _attach_pointer(struct handle * handle, int fh) { |
---|
| 521 | struct pointer * ret = _get_pointer_by_fh(-1); |
---|
| 522 | |
---|
| 523 | if ( ret == NULL ) |
---|
| 524 | return NULL; |
---|
| 525 | |
---|
| 526 | if ( (ret->fh = fh) == -1 ) |
---|
| 527 | return NULL; |
---|
| 528 | |
---|
| 529 | ret->handle = handle; |
---|
| 530 | |
---|
| 531 | handle->refc++; |
---|
| 532 | |
---|
| 533 | return ret; |
---|
| 534 | } |
---|
| 535 | |
---|
[3140] | 536 | static void _close_pointer(struct pointer * pointer) { |
---|
| 537 | if ( pointer == NULL ) |
---|
| 538 | return; |
---|
| 539 | |
---|
| 540 | _os.close(pointer->fh); |
---|
| 541 | |
---|
| 542 | pointer->fh = -1; |
---|
| 543 | |
---|
| 544 | _close_handle(pointer->handle); |
---|
| 545 | } |
---|
[3138] | 546 | |
---|
| 547 | // ------------------------------------- |
---|
[3870] | 548 | // central function to find device: |
---|
| 549 | // ------------------------------------- |
---|
| 550 | |
---|
| 551 | static struct devices * _get_device (const char * pathname) { |
---|
[4008] | 552 | size_t len, pathlen; |
---|
[3870] | 553 | int i; |
---|
[4008] | 554 | int qm_match; |
---|
[3870] | 555 | |
---|
[4007] | 556 | ROAR_DBG("_get_device(pathname='%s') = ?", pathname); |
---|
| 557 | |
---|
[4008] | 558 | pathlen = strlen(pathname); |
---|
| 559 | |
---|
[3870] | 560 | for (i = 0; _device_list[i].prefix != NULL; i++) { |
---|
| 561 | len = strlen(_device_list[i].prefix); |
---|
| 562 | |
---|
[4008] | 563 | qm_match = 0; |
---|
| 564 | |
---|
[3870] | 565 | if ( _device_list[i].prefix[len-1] == '*' ) { |
---|
| 566 | len--; |
---|
[4008] | 567 | } else if ( _device_list[i].prefix[len-1] == '?' ) { |
---|
| 568 | qm_match = 1; |
---|
| 569 | len--; |
---|
[3870] | 570 | } else { |
---|
| 571 | len++; |
---|
| 572 | } |
---|
[4008] | 573 | |
---|
[3870] | 574 | if ( !strncmp(pathname, _device_list[i].prefix, len) ) { |
---|
[4008] | 575 | if ( !qm_match || pathlen == (len + 1) ) |
---|
| 576 | return &(_device_list[i]); |
---|
[3870] | 577 | } |
---|
| 578 | } |
---|
| 579 | |
---|
[4007] | 580 | ROAR_DBG("_get_device(pathname='%s') = NULL", pathname); |
---|
[3870] | 581 | return NULL; |
---|
| 582 | } |
---|
| 583 | |
---|
| 584 | // ------------------------------------- |
---|
[3142] | 585 | // central open function: |
---|
| 586 | // ------------------------------------- |
---|
| 587 | |
---|
| 588 | static int _open_file (const char *pathname, int flags) { |
---|
[3143] | 589 | struct session * session; |
---|
| 590 | struct handle * handle; |
---|
| 591 | struct pointer * pointer; |
---|
[3662] | 592 | struct devices * ptr = NULL; |
---|
[3143] | 593 | |
---|
[3665] | 594 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = ?", pathname, flags); |
---|
| 595 | |
---|
[3777] | 596 | /* |
---|
| 597 | * Flags we ignore: |
---|
| 598 | * O_DIRECT, O_APPEND, O_LARGEFILE, O_NOATIME, O_NOCTTY, O_TRUNC |
---|
| 599 | */ |
---|
| 600 | |
---|
[3951] | 601 | #ifdef O_ASYNC |
---|
[3777] | 602 | if ( flags & O_ASYNC ) { |
---|
| 603 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1 // not supported O_ASYNC", pathname, flags); |
---|
| 604 | errno = ENOSYS; |
---|
| 605 | return -1; |
---|
| 606 | } |
---|
[3951] | 607 | #endif |
---|
[3777] | 608 | |
---|
| 609 | if ( (flags & O_DIRECTORY) || (flags & O_EXCL) ) { |
---|
| 610 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1 // invalid flags (O_DIRECTORY or O_EXCL)", pathname, flags); |
---|
| 611 | errno = EINVAL; |
---|
| 612 | return -1; |
---|
| 613 | } |
---|
| 614 | |
---|
[4007] | 615 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = ?", pathname, flags); |
---|
| 616 | |
---|
[3870] | 617 | if ( (ptr = _get_device(pathname)) == NULL ) |
---|
[3143] | 618 | return -2; |
---|
| 619 | |
---|
[4007] | 620 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = ?", pathname, flags); |
---|
| 621 | |
---|
[3666] | 622 | if ( ptr->type == HT_STATIC || ptr->type == HT_VIO ) { // non-session handles |
---|
| 623 | session = NULL; |
---|
| 624 | } else { |
---|
| 625 | if ( (session = _open_session(NULL, NULL)) == NULL ) { |
---|
| 626 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
| 627 | return -1; |
---|
| 628 | } |
---|
[3143] | 629 | } |
---|
| 630 | |
---|
[3870] | 631 | if ( ptr->open != NULL ) { |
---|
| 632 | // TODO: Add support to pass mode (perms) to open. |
---|
| 633 | if ( (handle = ptr->open(pathname, flags, 0000, ptr)) == NULL ) { |
---|
| 634 | _close_session(session); |
---|
| 635 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
| 636 | return -1; |
---|
| 637 | } |
---|
| 638 | } else { |
---|
| 639 | if ( (handle = _open_handle(session)) == NULL ) { |
---|
| 640 | _close_session(session); |
---|
| 641 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
| 642 | return -1; |
---|
| 643 | } |
---|
| 644 | |
---|
| 645 | handle->type = ptr->type; |
---|
| 646 | handle->sysio_flags = flags; |
---|
| 647 | handle->stream_dir = -1; |
---|
[3143] | 648 | } |
---|
| 649 | |
---|
[3868] | 650 | switch (flags & _O_PARA_DIR) { |
---|
[3145] | 651 | case O_RDONLY: |
---|
[3244] | 652 | switch (ptr->type) { |
---|
| 653 | case HT_WAVEFORM: |
---|
| 654 | handle->stream_dir = ROAR_DIR_MONITOR; |
---|
| 655 | break; |
---|
| 656 | case HT_MIDI: |
---|
| 657 | handle->stream_dir = ROAR_DIR_MIDI_OUT; |
---|
| 658 | break; |
---|
[3246] | 659 | case HT_DMX: |
---|
| 660 | handle->stream_dir = ROAR_DIR_LIGHT_OUT; |
---|
| 661 | break; |
---|
[3665] | 662 | case HT_MIXER: |
---|
[3666] | 663 | case HT_STATIC: |
---|
[3665] | 664 | break; |
---|
[3248] | 665 | default: |
---|
[3665] | 666 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
[3248] | 667 | return -1; |
---|
[3244] | 668 | } |
---|
[3145] | 669 | break; |
---|
| 670 | case O_WRONLY: |
---|
[3244] | 671 | switch (ptr->type) { |
---|
| 672 | case HT_WAVEFORM: |
---|
| 673 | handle->stream_dir = ROAR_DIR_PLAY; |
---|
| 674 | break; |
---|
| 675 | case HT_MIDI: |
---|
| 676 | handle->stream_dir = ROAR_DIR_MIDI_IN; |
---|
| 677 | break; |
---|
[3246] | 678 | case HT_DMX: |
---|
| 679 | handle->stream_dir = ROAR_DIR_LIGHT_IN; |
---|
| 680 | break; |
---|
[3666] | 681 | case HT_MIXER: |
---|
| 682 | case HT_STATIC: |
---|
| 683 | break; |
---|
[3248] | 684 | default: |
---|
[3665] | 685 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
[3248] | 686 | return -1; |
---|
[3244] | 687 | } |
---|
[3145] | 688 | break; |
---|
| 689 | case O_RDWR: |
---|
[3244] | 690 | switch (ptr->type) { |
---|
| 691 | case HT_WAVEFORM: |
---|
| 692 | handle->stream_dir = ROAR_DIR_BIDIR; |
---|
| 693 | break; |
---|
[3666] | 694 | case HT_MIXER: |
---|
| 695 | case HT_STATIC: |
---|
| 696 | break; |
---|
[3248] | 697 | default: |
---|
[3665] | 698 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
[3248] | 699 | return -1; |
---|
[3244] | 700 | } |
---|
| 701 | break; |
---|
| 702 | } |
---|
| 703 | |
---|
| 704 | switch (handle->type) { |
---|
| 705 | case HT_WAVEFORM: |
---|
| 706 | handle->type = HT_STREAM; |
---|
| 707 | break; |
---|
| 708 | case HT_MIDI: |
---|
| 709 | handle->type = HT_STREAM; |
---|
| 710 | handle->stream.info.rate = 0; |
---|
| 711 | handle->stream.info.bits = ROAR_MIDI_BITS; |
---|
| 712 | handle->stream.info.channels = ROAR_MIDI_CHANNELS_DEFAULT; |
---|
| 713 | handle->stream.info.codec = ROAR_CODEC_MIDI; |
---|
[3145] | 714 | break; |
---|
[3261] | 715 | case HT_DMX: |
---|
| 716 | handle->stream.info.rate = 0; |
---|
| 717 | handle->stream.info.bits = ROAR_LIGHT_BITS; |
---|
| 718 | handle->stream.info.channels = 512; |
---|
| 719 | handle->stream.info.codec = ROAR_CODEC_ROARDMX; |
---|
| 720 | break; |
---|
[3666] | 721 | case HT_STATIC: |
---|
| 722 | handle->userdata.sf.len = ptr->len; |
---|
| 723 | handle->userdata.sf.data = ptr->userdata; |
---|
| 724 | break; |
---|
[3145] | 725 | } |
---|
| 726 | |
---|
[3143] | 727 | if ( (pointer = _open_pointer(handle)) == NULL ) { |
---|
| 728 | _close_handle(handle); |
---|
[3665] | 729 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = -1", pathname, flags); |
---|
[3143] | 730 | return -1; |
---|
| 731 | } |
---|
| 732 | |
---|
[3665] | 733 | ROAR_DBG("_open_file(pathname='%s', flags=0x%x) = %i", pathname, flags, pointer->fh); |
---|
| 734 | |
---|
[3143] | 735 | return pointer->fh; |
---|
[3142] | 736 | } |
---|
| 737 | |
---|
| 738 | // ------------------------------------- |
---|
[3952] | 739 | // VIO open function: |
---|
| 740 | // ------------------------------------- |
---|
| 741 | |
---|
| 742 | int libroaross_open_vio(struct handle ** handleret, struct roar_vio_calls ** vio, int flags) { |
---|
| 743 | struct handle * handle; |
---|
| 744 | struct pointer * pointer; |
---|
| 745 | |
---|
| 746 | _init(); |
---|
| 747 | |
---|
| 748 | if ( vio == NULL ) |
---|
| 749 | return -1; |
---|
| 750 | |
---|
| 751 | if ( (handle = _open_handle(NULL)) == NULL ) { |
---|
| 752 | return -1; |
---|
| 753 | } |
---|
| 754 | |
---|
| 755 | handle->type = HT_VIO; |
---|
| 756 | handle->sysio_flags = flags; |
---|
| 757 | |
---|
[3953] | 758 | if ( roar_vio_init_calls(&(handle->stream_vio)) == -1 ) { |
---|
| 759 | _close_handle(handle); |
---|
| 760 | return -1; |
---|
| 761 | } |
---|
| 762 | |
---|
[3952] | 763 | *vio = &(handle->stream_vio); |
---|
| 764 | |
---|
| 765 | if ( handleret != NULL ) |
---|
| 766 | *handleret = handle; |
---|
| 767 | |
---|
| 768 | if ( (pointer = _open_pointer(handle)) == NULL ) { |
---|
| 769 | _close_handle(handle); |
---|
| 770 | return -1; |
---|
| 771 | } |
---|
| 772 | |
---|
| 773 | return pointer->fh; |
---|
| 774 | } |
---|
| 775 | |
---|
| 776 | // ------------------------------------- |
---|
[3144] | 777 | // open function for streams: |
---|
| 778 | // ------------------------------------- |
---|
| 779 | |
---|
| 780 | static int _open_stream (struct handle * handle) { |
---|
| 781 | // FIXME: this should be re-written much more cleanly: |
---|
| 782 | |
---|
| 783 | if ( handle == NULL ) |
---|
| 784 | return -1; |
---|
| 785 | |
---|
| 786 | if ( roar_vio_simple_new_stream_obj(&(handle->stream_vio), |
---|
| 787 | &(handle->session->con), &(handle->stream), |
---|
| 788 | handle->stream.info.rate, |
---|
| 789 | handle->stream.info.channels, |
---|
| 790 | handle->stream.info.bits, |
---|
| 791 | handle->stream.info.codec, |
---|
| 792 | handle->stream_dir |
---|
| 793 | ) == -1 ) |
---|
| 794 | return -1; |
---|
| 795 | |
---|
| 796 | handle->stream_opened++; |
---|
| 797 | |
---|
[3150] | 798 | _mix_settings.sid.pcm = roar_stream_get_id(&(handle->stream)); |
---|
| 799 | |
---|
[3849] | 800 | _update_nonblock(handle); |
---|
| 801 | |
---|
| 802 | return 0; |
---|
| 803 | } |
---|
| 804 | |
---|
| 805 | // ------------------------------------- |
---|
| 806 | // function to update O_NONBLOCK: |
---|
| 807 | // ------------------------------------- |
---|
| 808 | |
---|
| 809 | static int _update_nonblock (struct handle * handle) { |
---|
| 810 | int opened = 0; |
---|
| 811 | int state = handle->sysio_flags & O_NONBLOCK ? ROAR_SOCKET_NONBLOCK : ROAR_SOCKET_BLOCK; |
---|
| 812 | |
---|
| 813 | switch (handle->type) { |
---|
| 814 | case HT_NONE: |
---|
| 815 | case HT_STATIC: |
---|
| 816 | case HT_MIXER: |
---|
| 817 | // we can ignore setting of nonblock flag here. |
---|
| 818 | return 0; |
---|
| 819 | break; |
---|
| 820 | case HT_VIO: |
---|
| 821 | opened = 1; |
---|
| 822 | break; |
---|
| 823 | case HT_STREAM: |
---|
| 824 | case HT_WAVEFORM: |
---|
| 825 | case HT_MIDI: |
---|
| 826 | case HT_DMX: |
---|
| 827 | opened = handle->stream_opened; |
---|
| 828 | break; |
---|
| 829 | } |
---|
| 830 | |
---|
| 831 | if ( opened ) { |
---|
| 832 | return roar_vio_nonblock(&(handle->stream_vio), state); |
---|
| 833 | } |
---|
| 834 | |
---|
[3144] | 835 | return 0; |
---|
| 836 | } |
---|
| 837 | |
---|
| 838 | // ------------------------------------- |
---|
[3147] | 839 | // function to parse format: |
---|
| 840 | // ------------------------------------- |
---|
| 841 | |
---|
| 842 | static int _ioctl_stream_format (struct handle * handle, int format) { |
---|
| 843 | struct roar_audio_info * info = &(handle->stream.info); |
---|
| 844 | |
---|
| 845 | switch (format) { |
---|
| 846 | case AFMT_S8: |
---|
| 847 | info->bits = 8; |
---|
| 848 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 849 | break; |
---|
| 850 | case AFMT_U8: |
---|
| 851 | info->bits = 8; |
---|
| 852 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 853 | break; |
---|
| 854 | case AFMT_S16_BE: |
---|
| 855 | info->bits = 16; |
---|
| 856 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 857 | break; |
---|
| 858 | case AFMT_S16_LE: |
---|
| 859 | info->bits = 16; |
---|
| 860 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 861 | break; |
---|
| 862 | case AFMT_U16_BE: |
---|
| 863 | info->bits = 16; |
---|
| 864 | info->codec = ROAR_CODEC_PCM_U_BE; |
---|
| 865 | break; |
---|
| 866 | case AFMT_U16_LE: |
---|
| 867 | info->bits = 16; |
---|
| 868 | info->codec = ROAR_CODEC_PCM_U_LE; |
---|
| 869 | break; |
---|
| 870 | #ifdef AFMT_S32_BE |
---|
| 871 | case AFMT_S32_BE: |
---|
| 872 | info->bits = 32; |
---|
| 873 | info->codec = ROAR_CODEC_PCM_S_BE; |
---|
| 874 | break; |
---|
| 875 | #endif |
---|
| 876 | #ifdef AFMT_S32_LE |
---|
| 877 | case AFMT_S32_LE: |
---|
| 878 | info->bits = 32; |
---|
| 879 | info->codec = ROAR_CODEC_PCM_S_LE; |
---|
| 880 | break; |
---|
| 881 | #endif |
---|
| 882 | case AFMT_A_LAW: |
---|
| 883 | info->bits = 8; |
---|
| 884 | info->codec = ROAR_CODEC_ALAW; |
---|
| 885 | break; |
---|
| 886 | case AFMT_MU_LAW: |
---|
| 887 | info->bits = 8; |
---|
| 888 | info->codec = ROAR_CODEC_MULAW; |
---|
| 889 | break; |
---|
| 890 | #ifdef AFMT_VORBIS |
---|
| 891 | case AFMT_VORBIS: |
---|
| 892 | info->codec = ROAR_CODEC_OGG_VORBIS; |
---|
| 893 | break; |
---|
| 894 | #endif |
---|
[3148] | 895 | default: |
---|
[3229] | 896 | ROAR_DBG("_ioctl_stream_format(*): unsupported format"); |
---|
[3148] | 897 | errno = ENOSYS; |
---|
| 898 | return -1; |
---|
| 899 | break; |
---|
[3147] | 900 | } |
---|
| 901 | |
---|
[3148] | 902 | return 0; |
---|
[3147] | 903 | } |
---|
| 904 | |
---|
[3149] | 905 | static inline int _ioctl_stream_format_list (void) { |
---|
| 906 | int format = 0; |
---|
| 907 | |
---|
| 908 | format |= AFMT_S8; |
---|
| 909 | format |= AFMT_U8; |
---|
| 910 | |
---|
| 911 | format |= AFMT_S16_BE; |
---|
| 912 | format |= AFMT_S16_LE; |
---|
| 913 | |
---|
| 914 | format |= AFMT_U16_BE; |
---|
| 915 | format |= AFMT_U16_LE; |
---|
| 916 | |
---|
| 917 | #ifdef AFMT_S32_BE |
---|
| 918 | format |= AFMT_S32_BE; |
---|
| 919 | #endif |
---|
| 920 | #ifdef AFMT_S32_LE |
---|
| 921 | format |= AFMT_S32_LE; |
---|
| 922 | #endif |
---|
| 923 | |
---|
| 924 | format |= AFMT_A_LAW; |
---|
| 925 | format |= AFMT_MU_LAW; |
---|
| 926 | |
---|
| 927 | #ifdef AFMT_VORBIS |
---|
| 928 | format |= AFMT_VORBIS; |
---|
| 929 | #endif |
---|
| 930 | |
---|
| 931 | return format; |
---|
| 932 | } |
---|
| 933 | |
---|
[3147] | 934 | // ------------------------------------- |
---|
[3150] | 935 | // mixer ioctls: |
---|
| 936 | // ------------------------------------- |
---|
| 937 | |
---|
[3158] | 938 | static int _ioctl_mixer (struct handle * handle, long unsigned int req, void * vp) { |
---|
[3159] | 939 | mixer_info * info; |
---|
[3150] | 940 | int channels; |
---|
| 941 | struct roar_mixer_settings mixer; |
---|
[3155] | 942 | int o_w = 0; |
---|
[3150] | 943 | int o_sid = -1; |
---|
[3158] | 944 | int * ip = vp; |
---|
[3165] | 945 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
| 946 | char * name = NULL; |
---|
| 947 | #endif |
---|
[3150] | 948 | |
---|
[3165] | 949 | #if defined(DEBUG) && defined(DEBUG_IOCTL_NAMES) |
---|
[3150] | 950 | switch (req) { |
---|
| 951 | #if 0 |
---|
| 952 | case SNDCTL_MIX_DESCRIPTION: name = "SNDCTL_MIX_DESCRIPTION"; break; |
---|
| 953 | case SNDCTL_MIX_ENUMINFO: name = "SNDCTL_MIX_ENUMINFO"; break; |
---|
| 954 | case SNDCTL_MIX_EXTINFO: name = "SNDCTL_MIX_EXTINFO"; break; |
---|
| 955 | case SNDCTL_MIX_NREXT: name = "SNDCTL_MIX_NREXT"; break; |
---|
| 956 | case SNDCTL_MIX_NRMIX: name = "SNDCTL_MIX_NRMIX"; break; |
---|
| 957 | case SNDCTL_MIX_READ: name = "SNDCTL_MIX_READ"; break; |
---|
| 958 | case SNDCTL_MIX_WRITE: name = "SNDCTL_MIX_WRITE"; break; |
---|
| 959 | #endif |
---|
[3159] | 960 | // case SOUND_MIXER_INFO: name = "SOUND_MIXER_INFO"; break; |
---|
[3152] | 961 | case SOUND_OLD_MIXER_INFO: name = "SOUND_OLD_MIXER_INFO"; break; |
---|
| 962 | case SOUND_MIXER_ACCESS: name = "SOUND_MIXER_ACCESS"; break; |
---|
| 963 | case SOUND_MIXER_AGC: name = "SOUND_MIXER_AGC"; break; |
---|
| 964 | case SOUND_MIXER_3DSE: name = "SOUND_MIXER_3DSE"; break; |
---|
[3156] | 965 | case SOUND_MIXER_GETLEVELS: name = "SOUND_MIXER_GETLEVELS"; break; |
---|
| 966 | case SOUND_MIXER_SETLEVELS: name = "SOUND_MIXER_SETLEVELS"; break; |
---|
[3152] | 967 | case SOUND_MIXER_PRIVATE1: name = "SOUND_MIXER_PRIVATE1"; break; |
---|
| 968 | case SOUND_MIXER_PRIVATE2: name = "SOUND_MIXER_PRIVATE2"; break; |
---|
| 969 | case SOUND_MIXER_PRIVATE3: name = "SOUND_MIXER_PRIVATE3"; break; |
---|
| 970 | case SOUND_MIXER_PRIVATE4: name = "SOUND_MIXER_PRIVATE4"; break; |
---|
| 971 | case SOUND_MIXER_PRIVATE5: name = "SOUND_MIXER_PRIVATE5"; break; |
---|
| 972 | case OSS_GETVERSION: name = "OSS_GETVERSION"; break; |
---|
[3156] | 973 | // case SOUND_MIXER_READ_CAPS: name = "SOUND_MIXER_READ_CAPS"; break; |
---|
| 974 | case SOUND_MIXER_READ_MUTE: name = "SOUND_MIXER_READ_MUTE"; break; |
---|
[3152] | 975 | /* |
---|
| 976 | case : name = ""; break; |
---|
[3156] | 977 | case : name = ""; break; |
---|
[3152] | 978 | */ |
---|
[3150] | 979 | } |
---|
| 980 | if ( name != NULL ) { |
---|
[3656] | 981 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p): unspported mixer command %s", handle, req, ip, name); |
---|
| 982 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
[3150] | 983 | errno = ENOSYS; |
---|
| 984 | return -1; |
---|
| 985 | } |
---|
[3165] | 986 | #endif |
---|
[3150] | 987 | |
---|
| 988 | switch (req) { |
---|
| 989 | case SOUND_MIXER_READ_VOLUME: o_w = 0; o_sid = _mix_settings.sid.volume; break; |
---|
| 990 | case SOUND_MIXER_READ_LINE: o_w = 0; o_sid = _mix_settings.sid.line; break; |
---|
| 991 | case SOUND_MIXER_READ_LINE1: o_w = 0; o_sid = _mix_settings.sid.line1; break; |
---|
| 992 | case SOUND_MIXER_READ_LINE2: o_w = 0; o_sid = _mix_settings.sid.line2; break; |
---|
| 993 | case SOUND_MIXER_READ_LINE3: o_w = 0; o_sid = _mix_settings.sid.line3; break; |
---|
| 994 | #if 0 |
---|
| 995 | case SOUND_MIXER_READ_DIGITAL1: o_w = 0; o_sid = _mix_settings.sid.digital1; break; |
---|
| 996 | case SOUND_MIXER_READ_DIGITAL2: o_w = 0; o_sid = _mix_settings.sid.digital2; break; |
---|
| 997 | case SOUND_MIXER_READ_DIGITAL3: o_w = 0; o_sid = _mix_settings.sid.digital3; break; |
---|
| 998 | #endif |
---|
| 999 | case SOUND_MIXER_WRITE_VOLUME: o_w = 1; o_sid = _mix_settings.sid.volume; break; |
---|
| 1000 | case SOUND_MIXER_WRITE_LINE: o_w = 1; o_sid = _mix_settings.sid.line; break; |
---|
| 1001 | case SOUND_MIXER_WRITE_LINE1: o_w = 1; o_sid = _mix_settings.sid.line1; break; |
---|
| 1002 | case SOUND_MIXER_WRITE_LINE2: o_w = 1; o_sid = _mix_settings.sid.line2; break; |
---|
| 1003 | case SOUND_MIXER_WRITE_LINE3: o_w = 1; o_sid = _mix_settings.sid.line3; break; |
---|
| 1004 | #if 0 |
---|
| 1005 | case SOUND_MIXER_WRITE_DIGITAL1: o_w = 1; o_sid = _mix_settings.sid.digital1; break; |
---|
| 1006 | case SOUND_MIXER_WRITE_DIGITAL2: o_w = 1; o_sid = _mix_settings.sid.digital2; break; |
---|
| 1007 | case SOUND_MIXER_WRITE_DIGITAL3: o_w = 1; o_sid = _mix_settings.sid.digital3; break; |
---|
| 1008 | #endif |
---|
[3177] | 1009 | // we handle PCM seperatly as we want to be abled to abled to handle it on a stream (not mixer), too: |
---|
| 1010 | case SOUND_MIXER_READ_PCM: |
---|
| 1011 | o_w = 0; |
---|
| 1012 | if ( handle->type == HT_STREAM ) { |
---|
| 1013 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 1014 | } else { |
---|
| 1015 | o_sid = _mix_settings.sid.pcm; |
---|
| 1016 | } |
---|
| 1017 | break; |
---|
| 1018 | case SOUND_MIXER_WRITE_PCM: |
---|
| 1019 | o_w = 1; |
---|
| 1020 | if ( handle->type == HT_STREAM ) { |
---|
| 1021 | o_sid = roar_stream_get_id(&(handle->stream)); |
---|
| 1022 | } else { |
---|
| 1023 | o_sid = _mix_settings.sid.pcm; |
---|
| 1024 | } |
---|
| 1025 | break; |
---|
[3150] | 1026 | } |
---|
| 1027 | if ( o_sid != -1 ) { |
---|
| 1028 | // set/get volume |
---|
| 1029 | if ( o_w ) { |
---|
[3536] | 1030 | mixer.scale = OSS_VOLUME_SCALE; |
---|
| 1031 | mixer.mixer[0] = ( *ip & 0xFF); |
---|
| 1032 | mixer.mixer[1] = ((*ip >> 8) & 0xFF); |
---|
[3150] | 1033 | if ( roar_set_vol(&(handle->session->con), o_sid, &mixer, 2) == -1 ) { |
---|
[3156] | 1034 | errno = EIO; |
---|
[3150] | 1035 | return -1; |
---|
| 1036 | } |
---|
| 1037 | return 0; |
---|
| 1038 | } else { |
---|
| 1039 | if ( roar_get_vol(&(handle->session->con), o_sid, &mixer, &channels) == -1 ) { |
---|
[3156] | 1040 | errno = EIO; |
---|
[3150] | 1041 | return -1; |
---|
| 1042 | } |
---|
[3153] | 1043 | *ip = ((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale) | (((OSS_VOLUME_SCALE*mixer.mixer[0])/mixer.scale)<<8); |
---|
[3150] | 1044 | return 0; |
---|
| 1045 | } |
---|
| 1046 | } |
---|
| 1047 | |
---|
| 1048 | switch (req) { |
---|
[3155] | 1049 | case SOUND_MIXER_READ_STEREODEVS: /* FIXME: check the streams for channel config */ |
---|
[3150] | 1050 | case SOUND_MIXER_READ_DEVMASK: |
---|
| 1051 | *ip = 0; |
---|
| 1052 | |
---|
| 1053 | if ( _mix_settings.sid.volume != -1 ) |
---|
| 1054 | *ip |= SOUND_MASK_VOLUME; |
---|
| 1055 | if ( _mix_settings.sid.pcm != -1 ) |
---|
| 1056 | *ip |= SOUND_MASK_PCM; |
---|
| 1057 | if ( _mix_settings.sid.line != -1 ) |
---|
| 1058 | *ip |= SOUND_MASK_LINE; |
---|
| 1059 | if ( _mix_settings.sid.line1 != -1 ) |
---|
| 1060 | *ip |= SOUND_MASK_LINE1; |
---|
| 1061 | if ( _mix_settings.sid.line2 != -1 ) |
---|
| 1062 | *ip |= SOUND_MASK_LINE2; |
---|
| 1063 | if ( _mix_settings.sid.line3 != -1 ) |
---|
| 1064 | *ip |= SOUND_MASK_LINE3; |
---|
| 1065 | if ( _mix_settings.sid.digital1 != -1 ) |
---|
[3156] | 1066 | #if 0 |
---|
[3150] | 1067 | *ip |= SOUND_MASK_DIGITAL1; |
---|
| 1068 | if ( _mix_settings.sid.digital2 != -1 ) |
---|
| 1069 | *ip |= SOUND_MASK_DIGITAL2; |
---|
| 1070 | if ( _mix_settings.sid.digital3 != -1 ) |
---|
| 1071 | *ip |= SOUND_MASK_DIGITAL3; |
---|
[3156] | 1072 | #endif |
---|
[3150] | 1073 | |
---|
| 1074 | return 0; |
---|
| 1075 | break; |
---|
[3153] | 1076 | case SOUND_MIXER_READ_RECMASK: |
---|
[3154] | 1077 | case SOUND_MIXER_READ_RECSRC: |
---|
[3153] | 1078 | *ip = SOUND_MASK_VOLUME; // we can currently only read from mixer |
---|
| 1079 | return 0; |
---|
| 1080 | break; |
---|
[3154] | 1081 | case SOUND_MIXER_WRITE_RECSRC: |
---|
| 1082 | if ( *ip == SOUND_MASK_VOLUME ) { |
---|
| 1083 | return 0; |
---|
| 1084 | } else { |
---|
| 1085 | errno = ENOTSUP; |
---|
| 1086 | return -1; |
---|
| 1087 | } |
---|
| 1088 | break; |
---|
[3156] | 1089 | case SOUND_MIXER_READ_CAPS: |
---|
| 1090 | *ip = 0; |
---|
| 1091 | return 0; |
---|
| 1092 | break; |
---|
[3159] | 1093 | case SOUND_MIXER_INFO: |
---|
| 1094 | info = vp; |
---|
| 1095 | memset(info, 0, sizeof(*info)); |
---|
| 1096 | strcpy(info->id, "RoarAudio"); |
---|
| 1097 | strcpy(info->name, "RoarAudio"); |
---|
| 1098 | return 0; |
---|
| 1099 | break; |
---|
[3150] | 1100 | } |
---|
| 1101 | |
---|
[3656] | 1102 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p): unknown mixer CTL", handle, req, ip); |
---|
[3156] | 1103 | // _os.ioctl(-1, req, ip); |
---|
[3656] | 1104 | ROAR_DBG("_ioctl_mixer(handle=%p, req=0x%lX, ip=%p) = -1 // errno = ENOSYS", handle, req, ip); |
---|
[3150] | 1105 | errno = ENOSYS; |
---|
| 1106 | return -1; |
---|
| 1107 | } |
---|
| 1108 | |
---|
| 1109 | // ------------------------------------- |
---|
[3178] | 1110 | // buffer size calculation: |
---|
| 1111 | // ------------------------------------- |
---|
| 1112 | |
---|
| 1113 | static size_t _get_stream_buffersize (struct handle * handle) { |
---|
| 1114 | if ( handle->stream_buffersize ) |
---|
| 1115 | return handle->stream_buffersize; |
---|
| 1116 | |
---|
| 1117 | return handle->stream_buffersize = handle->stream.info.rate * |
---|
| 1118 | handle->stream.info.channels * |
---|
| 1119 | handle->stream.info.bits / 800; |
---|
| 1120 | } |
---|
| 1121 | |
---|
| 1122 | // ------------------------------------- |
---|
[3138] | 1123 | // emulated functions follow: |
---|
| 1124 | // ------------------------------------- |
---|
| 1125 | |
---|
| 1126 | int open(const char *pathname, int flags, ...) { |
---|
[3142] | 1127 | int ret; |
---|
| 1128 | mode_t mode = 0; |
---|
[3138] | 1129 | va_list args; |
---|
| 1130 | |
---|
| 1131 | _init(); |
---|
| 1132 | |
---|
[3261] | 1133 | if ( pathname == NULL ) { |
---|
| 1134 | errno = EFAULT; |
---|
| 1135 | return -1; |
---|
| 1136 | } |
---|
| 1137 | |
---|
| 1138 | ROAR_DBG("open(pathname='%s', flags=%x, ...) = ?\n", pathname, flags); |
---|
[3142] | 1139 | ret = _open_file(pathname, flags); |
---|
| 1140 | |
---|
| 1141 | switch (ret) { |
---|
| 1142 | case -2: // continue as normal, use _op.open() |
---|
| 1143 | break; |
---|
| 1144 | case -1: // pass error to caller |
---|
| 1145 | return -1; |
---|
| 1146 | break; |
---|
| 1147 | default: // return successfully opened pointer to caller |
---|
| 1148 | return ret; |
---|
| 1149 | break; |
---|
| 1150 | } |
---|
| 1151 | |
---|
[3138] | 1152 | if (flags & O_CREAT) { |
---|
| 1153 | va_start(args, flags); |
---|
[3891] | 1154 | mode = va_arg(args, _VA_ARGS_MODE_T); |
---|
[3138] | 1155 | va_end(args); |
---|
| 1156 | } |
---|
| 1157 | |
---|
| 1158 | return _os.open(pathname, flags, mode); |
---|
| 1159 | } |
---|
| 1160 | |
---|
[3866] | 1161 | int open64(const char *__file, int __oflag, ...) { |
---|
| 1162 | int ret; |
---|
| 1163 | mode_t mode = 0; |
---|
| 1164 | va_list args; |
---|
| 1165 | |
---|
| 1166 | _init(); |
---|
| 1167 | |
---|
| 1168 | if ( __file == NULL ) { |
---|
| 1169 | errno = EFAULT; |
---|
| 1170 | return -1; |
---|
| 1171 | } |
---|
| 1172 | |
---|
| 1173 | ROAR_DBG("open64(__file='%s', __oflags=%x, ...) = ?\n", __file, __oflag); |
---|
| 1174 | ret = _open_file(__file, __oflag); |
---|
| 1175 | |
---|
| 1176 | switch (ret) { |
---|
| 1177 | case -2: // continue as normal, use _op.open() |
---|
| 1178 | break; |
---|
| 1179 | case -1: // pass error to caller |
---|
| 1180 | return -1; |
---|
| 1181 | break; |
---|
| 1182 | default: // return successfully opened pointer to caller |
---|
| 1183 | return ret; |
---|
| 1184 | break; |
---|
| 1185 | } |
---|
| 1186 | |
---|
| 1187 | if (__oflag & O_CREAT) { |
---|
| 1188 | va_start(args, __oflag); |
---|
[3891] | 1189 | mode = va_arg(args, _VA_ARGS_MODE_T); |
---|
[3866] | 1190 | va_end(args); |
---|
| 1191 | } |
---|
| 1192 | |
---|
| 1193 | if ( _os.open64 != NULL ) { |
---|
| 1194 | return _os.open64(__file, __oflag, mode); |
---|
| 1195 | } else { |
---|
| 1196 | #ifdef O_LARGEFILE |
---|
| 1197 | return _os.open(__file, __oflag | O_LARGEFILE, mode); |
---|
| 1198 | #else |
---|
| 1199 | return _os.open(__file, __oflag, mode); |
---|
| 1200 | #endif |
---|
| 1201 | } |
---|
| 1202 | } |
---|
| 1203 | |
---|
[3138] | 1204 | int close(int fd) { |
---|
[3140] | 1205 | struct pointer * pointer; |
---|
[3138] | 1206 | _init(); |
---|
| 1207 | |
---|
[3140] | 1208 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
| 1209 | _close_pointer(pointer); |
---|
| 1210 | return 0; |
---|
| 1211 | } |
---|
| 1212 | |
---|
[3138] | 1213 | return _os.close(fd); |
---|
| 1214 | } |
---|
| 1215 | |
---|
| 1216 | ssize_t write(int fd, const void *buf, size_t count) { |
---|
[3261] | 1217 | struct roar_roardmx_message roardmxmsg; |
---|
[3140] | 1218 | struct pointer * pointer; |
---|
[3178] | 1219 | ssize_t ret; |
---|
[3639] | 1220 | size_t i; |
---|
[3140] | 1221 | |
---|
[3138] | 1222 | _init(); |
---|
| 1223 | |
---|
[3140] | 1224 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
[3655] | 1225 | ROAR_DBG("write(fd=%i, buf=%p, count=%lu) = ? // pointer write", fd, buf, (long unsigned int) count); |
---|
[3261] | 1226 | switch (pointer->handle->type) { |
---|
[3664] | 1227 | case HT_STREAM: // handle stream specific stuff |
---|
[3261] | 1228 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 1229 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 1230 | errno = EIO; |
---|
| 1231 | return -1; |
---|
| 1232 | } |
---|
| 1233 | } |
---|
[3664] | 1234 | case HT_VIO: // from here we only look at the VIO object of streams, or handle simple VIOs |
---|
[3261] | 1235 | ret = roar_vio_write(&(pointer->handle->stream_vio), (char*)buf, count); |
---|
| 1236 | if ( ret > 0 ) |
---|
| 1237 | pointer->handle->writec += ret; |
---|
| 1238 | return ret; |
---|
| 1239 | break; |
---|
[3664] | 1240 | case HT_DMX: // DMX need specal handling as we need to convert the protocol |
---|
[3261] | 1241 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 1242 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 1243 | errno = EIO; |
---|
| 1244 | return -1; |
---|
| 1245 | } |
---|
| 1246 | } |
---|
| 1247 | if ( count > 0 ) { |
---|
| 1248 | if ( roar_roardmx_message_new_sset(&roardmxmsg) == -1 ) { |
---|
| 1249 | errno = EIO; |
---|
| 1250 | return -1; |
---|
| 1251 | } |
---|
| 1252 | for (i = 0; i < count; i++) { |
---|
| 1253 | if ( roar_roardmx_message_add_chanval(&roardmxmsg, pointer->handle->pos + i, ((unsigned char*)buf)[i]) == -1 ) { |
---|
| 1254 | #ifdef EMSGSIZE |
---|
| 1255 | errno = EMSGSIZE; |
---|
| 1256 | #else |
---|
| 1257 | errno = EIO; |
---|
| 1258 | #endif |
---|
| 1259 | return -1; |
---|
| 1260 | } |
---|
| 1261 | } |
---|
| 1262 | if ( roar_roardmx_message_send(&roardmxmsg, &(pointer->handle->stream_vio)) == -1 ) { |
---|
| 1263 | errno = EIO; |
---|
| 1264 | return -1; |
---|
| 1265 | } |
---|
| 1266 | } |
---|
| 1267 | pointer->handle->pos += count; |
---|
| 1268 | return count; |
---|
| 1269 | break; |
---|
[3664] | 1270 | default: // we don't know what to do with other types |
---|
[3261] | 1271 | errno = EINVAL; |
---|
[3140] | 1272 | return -1; |
---|
[3261] | 1273 | break; |
---|
[3140] | 1274 | } |
---|
| 1275 | } |
---|
| 1276 | |
---|
[3138] | 1277 | return _os.write(fd, buf, count); |
---|
| 1278 | } |
---|
| 1279 | |
---|
| 1280 | ssize_t read(int fd, void *buf, size_t count) { |
---|
[3140] | 1281 | struct pointer * pointer; |
---|
[3178] | 1282 | ssize_t ret; |
---|
[3140] | 1283 | |
---|
[3138] | 1284 | _init(); |
---|
| 1285 | |
---|
[3140] | 1286 | if ( (pointer = _get_pointer_by_fh(fd)) != NULL ) { |
---|
[3666] | 1287 | ROAR_DBG("read(fd=%i, buf=%p, count=%lu) = ? // pointer read", fd, buf, (long unsigned int)count); |
---|
| 1288 | |
---|
[3664] | 1289 | switch (pointer->handle->type) { |
---|
| 1290 | case HT_STREAM: |
---|
| 1291 | if ( pointer->handle->stream_opened == 0 ) { |
---|
| 1292 | if ( _open_stream(pointer->handle) == -1 ) { |
---|
| 1293 | errno = EIO; |
---|
| 1294 | return -1; |
---|
| 1295 | } |
---|
| 1296 | } |
---|
| 1297 | case HT_VIO: |
---|
| 1298 | ret = roar_vio_read(&(pointer->handle->stream_vio), buf, count); |
---|
| 1299 | if ( ret > 0 ) |
---|
| 1300 | pointer->handle->readc += ret; |
---|
| 1301 | return ret; |
---|
| 1302 | break; |
---|
[3666] | 1303 | case HT_STATIC: |
---|
| 1304 | ROAR_DBG("read(fd=%i, buf=%p, count=%lu) = ? // type=HT_STATIC", fd, buf, (long unsigned int)count); |
---|
| 1305 | ret = pointer->handle->pos + count; // calc the end of the read |
---|
| 1306 | |
---|
| 1307 | if ( ret > (ssize_t)pointer->handle->userdata.sf.len ) { |
---|
| 1308 | count = pointer->handle->userdata.sf.len - pointer->handle->pos; |
---|
| 1309 | } |
---|
| 1310 | |
---|
| 1311 | memcpy(buf, pointer->handle->userdata.sf.data + pointer->handle->pos, count); |
---|
| 1312 | pointer->handle->pos += count; |
---|
| 1313 | return count; |
---|
| 1314 | break; |
---|
[3664] | 1315 | default: |
---|
| 1316 | errno = EINVAL; |
---|
[3140] | 1317 | return -1; |
---|
[3664] | 1318 | break; |
---|
[3140] | 1319 | } |
---|
| 1320 | } |
---|
| 1321 | |
---|
[3138] | 1322 | return _os.read(fd, buf, count); |
---|
| 1323 | } |
---|
| 1324 | |
---|
[3246] | 1325 | off_t lseek(int fildes, off_t offset, int whence) { |
---|
| 1326 | struct pointer * pointer; |
---|
[3666] | 1327 | ssize_t tmp; |
---|
[3246] | 1328 | |
---|
| 1329 | _init(); |
---|
| 1330 | |
---|
| 1331 | if ( (pointer = _get_pointer_by_fh(fildes)) != NULL ) { |
---|
[3664] | 1332 | switch (pointer->handle->type) { |
---|
| 1333 | case HT_DMX: |
---|
| 1334 | switch (whence) { |
---|
| 1335 | case SEEK_SET: |
---|
| 1336 | pointer->handle->pos = offset; |
---|
| 1337 | break; |
---|
| 1338 | case SEEK_CUR: |
---|
| 1339 | pointer->handle->pos += offset; |
---|
| 1340 | break; |
---|
| 1341 | case SEEK_END: |
---|
| 1342 | default: |
---|
| 1343 | errno = EINVAL; |
---|
| 1344 | return -1; |
---|
| 1345 | break; |
---|
| 1346 | } |
---|
| 1347 | return pointer->handle->pos; |
---|
| 1348 | break; |
---|
| 1349 | case HT_VIO: |
---|
| 1350 | return roar_vio_lseek(&(pointer->handle->stream_vio), offset, whence); |
---|
| 1351 | break; |
---|
[3666] | 1352 | case HT_STATIC: |
---|
| 1353 | switch (whence) { |
---|
| 1354 | case SEEK_SET: |
---|
| 1355 | if ( offset < 0 || offset > (ssize_t)pointer->handle->userdata.sf.len ) { |
---|
| 1356 | errno = EINVAL; |
---|
| 1357 | return -1; |
---|
| 1358 | } |
---|
| 1359 | pointer->handle->pos = offset; |
---|
| 1360 | break; |
---|
| 1361 | case SEEK_CUR: |
---|
| 1362 | tmp = pointer->handle->pos + offset; |
---|
| 1363 | if ( tmp < 0 || tmp > (ssize_t)pointer->handle->userdata.sf.len ) { |
---|
| 1364 | errno = EINVAL; |
---|
| 1365 | return -1; |
---|
| 1366 | } |
---|
| 1367 | pointer->handle->pos = tmp; |
---|
| 1368 | break; |
---|
| 1369 | case SEEK_END: |
---|
| 1370 | tmp = pointer->handle->userdata.sf.len + offset; |
---|
| 1371 | if ( tmp < 0 || tmp > (ssize_t)pointer->handle->userdata.sf.len ) { |
---|
| 1372 | errno = EINVAL; |
---|
| 1373 | return -1; |
---|
| 1374 | } |
---|
| 1375 | pointer->handle->pos = tmp; |
---|
| 1376 | break; |
---|
| 1377 | default: |
---|
| 1378 | errno = EINVAL; |
---|
| 1379 | return -1; |
---|
| 1380 | break; |
---|
| 1381 | } |
---|
| 1382 | break; |
---|
[3664] | 1383 | default: |
---|
| 1384 | errno = EINVAL; |
---|
| 1385 | return -1; |
---|
| 1386 | break; |
---|
[3246] | 1387 | } |
---|
| 1388 | } |
---|
| 1389 | |
---|
| 1390 | return _os.lseek(fildes, offset, whence); |
---|
| 1391 | } |
---|
| 1392 | |
---|
[3169] | 1393 | IOCTL() { |
---|
| 1394 | map_args; |
---|
[3147] | 1395 | struct pointer * pointer; |
---|
| 1396 | struct handle * handle; |
---|
[3169] | 1397 | int * ip = NULL; |
---|
[3655] | 1398 | size_t tmp; |
---|
[3176] | 1399 | audio_buf_info * bi; |
---|
[3178] | 1400 | count_info * ci; |
---|
[3229] | 1401 | #ifdef __FIXME__ |
---|
| 1402 | char * nosys_reqname = NULL; |
---|
| 1403 | #endif |
---|
[3169] | 1404 | #ifdef va_argp |
---|
[3146] | 1405 | va_list args; |
---|
[3169] | 1406 | #endif |
---|
[3146] | 1407 | |
---|
| 1408 | _init(); |
---|
| 1409 | |
---|
[3656] | 1410 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = ?", __fd, (long unsigned int) __request); |
---|
[3148] | 1411 | |
---|
[3169] | 1412 | #ifdef va_argp |
---|
[3180] | 1413 | va_start (args, ioctl_lastarg); |
---|
[3146] | 1414 | argp = va_arg (args, void *); |
---|
| 1415 | va_end (args); |
---|
[3169] | 1416 | #endif |
---|
[3146] | 1417 | |
---|
[4077] | 1418 | ROAR_DBG("ioctl(fh=%i, request=%i, ...) = ?", __fd, __request); |
---|
| 1419 | |
---|
[3656] | 1420 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): argp=%p", __fd, (long unsigned int) __request, argp); |
---|
[3148] | 1421 | |
---|
[3147] | 1422 | if ( (pointer = _get_pointer_by_fh(__fd)) != NULL ) { |
---|
[3148] | 1423 | ip = argp; |
---|
[3656] | 1424 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lx): ip=%p", __fd, (long unsigned int) __request, ip); |
---|
[3229] | 1425 | #ifdef __FIXME__ |
---|
| 1426 | switch ((handle = pointer->handle)->type) { |
---|
[3792] | 1427 | case SOUND_PCM_READ_RATE: nosys_reqname = "SOUND_PCM_READ_RATE"; break; |
---|
[3229] | 1428 | case SOUND_PCM_READ_CHANNELS: nosys_reqname = "SOUND_PCM_READ_CHANNELS"; break; |
---|
[3792] | 1429 | case SOUND_PCM_READ_BITS: nosys_reqname = "SOUND_PCM_READ_BITS"; break; |
---|
| 1430 | case SOUND_PCM_READ_FILTER: nosys_reqname = "SOUND_PCM_READ_FILTER"; break; |
---|
| 1431 | case SNDCTL_COPR_RESET: nosys_reqname = "SNDCTL_COPR_RESET"; break; |
---|
| 1432 | case SNDCTL_COPR_LOAD: nosys_reqname = "SNDCTL_COPR_LOAD"; break; |
---|
| 1433 | case SNDCTL_COPR_HALT: nosys_reqname = "SNDCTL_COPR_HALT"; break; |
---|
| 1434 | case SNDCTL_COPR_RDATA: nosys_reqname = "SNDCTL_COPR_RDATA"; break; |
---|
| 1435 | case SNDCTL_COPR_RCODE: nosys_reqname = "SNDCTL_COPR_RCODE"; break; |
---|
| 1436 | case SNDCTL_COPR_WDATA: nosys_reqname = "SNDCTL_COPR_WDATA"; break; |
---|
| 1437 | case SNDCTL_COPR_WCODE: nosys_reqname = "SNDCTL_COPR_WCODE"; break; |
---|
| 1438 | case SNDCTL_COPR_RUN: nosys_reqname = "SNDCTL_COPR_RUN"; break; |
---|
| 1439 | case SNDCTL_COPR_SENDMSG: nosys_reqname = "SNDCTL_COPR_SENDMSG"; break; |
---|
| 1440 | case SNDCTL_COPR_RCVMSG: nosys_reqname = "SNDCTL_COPR_RCVMSG"; break; |
---|
| 1441 | case SNDCTL_DSP_GETCAPS: nosys_reqname = "SNDCTL_DSP_GETCAPS"; break; |
---|
[3654] | 1442 | default: nosys_reqname = "<<<UNKNOWN>>>"; break; |
---|
[3229] | 1443 | /* |
---|
| 1444 | case : nosys_reqname = ""; break; |
---|
| 1445 | case : nosys_reqname = ""; break; |
---|
| 1446 | case : nosys_reqname = ""; break; |
---|
| 1447 | */ |
---|
| 1448 | } |
---|
| 1449 | #endif |
---|
[3147] | 1450 | switch ((handle = pointer->handle)->type) { |
---|
| 1451 | case HT_STREAM: |
---|
| 1452 | switch (__request) { |
---|
| 1453 | case SNDCTL_DSP_RESET: |
---|
| 1454 | case SNDCTL_DSP_POST: |
---|
[3654] | 1455 | case SNDCTL_DSP_SYNC: // ignore for the moment. |
---|
[3162] | 1456 | case SNDCTL_DSP_SETFRAGMENT: // any fragments should be ok for us... |
---|
[3654] | 1457 | case SNDCTL_DSP_SETTRIGGER: // we should implement this using PAUSE flag. |
---|
[3175] | 1458 | return 0; |
---|
[3147] | 1459 | break; |
---|
| 1460 | case SNDCTL_DSP_SPEED: |
---|
| 1461 | handle->stream.info.rate = *ip; |
---|
[3656] | 1462 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): rate=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1463 | return 0; |
---|
| 1464 | break; |
---|
| 1465 | case SNDCTL_DSP_CHANNELS: |
---|
| 1466 | handle->stream.info.channels = *ip; |
---|
[3656] | 1467 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): channels=%i", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1468 | return 0; |
---|
| 1469 | break; |
---|
[3160] | 1470 | case SNDCTL_DSP_STEREO: |
---|
| 1471 | handle->stream.info.channels = *ip ? 2 : 1; |
---|
| 1472 | return 0; |
---|
| 1473 | break; |
---|
[3161] | 1474 | case SNDCTL_DSP_GETBLKSIZE: |
---|
[3178] | 1475 | *ip = _get_stream_buffersize(handle); |
---|
[3161] | 1476 | return 0; |
---|
| 1477 | break; |
---|
[3147] | 1478 | case SNDCTL_DSP_SETFMT: |
---|
[3656] | 1479 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): fmt=0x%x", __fd, (long unsigned int) __request, *ip); |
---|
[3147] | 1480 | return _ioctl_stream_format(handle, *ip); |
---|
| 1481 | break; |
---|
[3148] | 1482 | case SNDCTL_DSP_GETFMTS: |
---|
[3656] | 1483 | // ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): ip=%p", __fd, (long unsigned int) __request, ip); |
---|
[3149] | 1484 | *ip = _ioctl_stream_format_list(); |
---|
[3148] | 1485 | return 0; |
---|
| 1486 | break; |
---|
[3176] | 1487 | case SNDCTL_DSP_GETOSPACE: |
---|
| 1488 | case SNDCTL_DSP_GETISPACE: |
---|
| 1489 | bi = argp; |
---|
| 1490 | memset(bi, 0, sizeof(*bi)); |
---|
[3178] | 1491 | bi->bytes = _get_stream_buffersize(handle); |
---|
[3176] | 1492 | bi->fragments = 1; |
---|
| 1493 | bi->fragsize = bi->bytes; |
---|
| 1494 | bi->fragstotal = 1; |
---|
| 1495 | return 0; |
---|
| 1496 | break; |
---|
[3178] | 1497 | case SNDCTL_DSP_GETOPTR: |
---|
[3655] | 1498 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): writec=%lu", __fd, (long unsigned int) __request, (long unsigned int) handle->writec); |
---|
[3178] | 1499 | ci = argp; |
---|
| 1500 | memset(ci, 0, sizeof(*ci)); |
---|
| 1501 | ci->bytes = handle->writec; |
---|
[3655] | 1502 | ci->blocks = ci->bytes / (tmp = _get_stream_buffersize(handle)); |
---|
| 1503 | ci->ptr = ci->bytes % tmp; |
---|
[3178] | 1504 | return 0; |
---|
| 1505 | break; |
---|
| 1506 | case SNDCTL_DSP_GETIPTR: |
---|
| 1507 | ci = argp; |
---|
| 1508 | memset(ci, 0, sizeof(*ci)); |
---|
| 1509 | ci->bytes = handle->readc; |
---|
[3655] | 1510 | ci->blocks = ci->bytes / (tmp = _get_stream_buffersize(handle)); |
---|
| 1511 | ci->ptr = ci->bytes % tmp; |
---|
[3178] | 1512 | return 0; |
---|
| 1513 | break; |
---|
[3177] | 1514 | #ifdef SNDCTL_DSP_GETPLAYVOL |
---|
| 1515 | case SNDCTL_DSP_GETPLAYVOL: |
---|
| 1516 | return _ioctl_mixer(handle, SOUND_MIXER_READ_PCM, argp); |
---|
| 1517 | break; |
---|
| 1518 | #endif |
---|
| 1519 | #ifdef SNDCTL_DSP_SETPLAYVOL |
---|
| 1520 | case SNDCTL_DSP_SETPLAYVOL: |
---|
| 1521 | return _ioctl_mixer(handle, SOUND_MIXER_WRITE_PCM, argp); |
---|
| 1522 | break; |
---|
| 1523 | #endif |
---|
[3864] | 1524 | #ifdef SNDCTL_DSP_NONBLOCK |
---|
| 1525 | case SNDCTL_DSP_NONBLOCK: |
---|
| 1526 | return fcntl(__fd, F_SETFL, handle->sysio_flags|O_NONBLOCK); |
---|
| 1527 | break; |
---|
| 1528 | #endif |
---|
[3147] | 1529 | default: |
---|
[3229] | 1530 | #ifdef __FIXME__ |
---|
[3656] | 1531 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX (%s)) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request, nosys_reqname); |
---|
[3229] | 1532 | #else |
---|
[3656] | 1533 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3229] | 1534 | #endif |
---|
[3147] | 1535 | errno = ENOSYS; |
---|
| 1536 | return -1; |
---|
| 1537 | } |
---|
| 1538 | break; |
---|
| 1539 | case HT_MIXER: |
---|
[3158] | 1540 | return _ioctl_mixer(handle, __request, argp); |
---|
[3147] | 1541 | break; |
---|
| 1542 | default: |
---|
[3656] | 1543 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX): unknown handle type: no ioctl()s supported", __fd, (long unsigned int) __request); |
---|
| 1544 | ROAR_DBG("ioctl(__fd=%i, __request=0x%lX) = -1 // errno = ENOSYS", __fd, (long unsigned int) __request); |
---|
[3147] | 1545 | errno = EINVAL; |
---|
| 1546 | return -1; |
---|
| 1547 | break; |
---|
| 1548 | } |
---|
| 1549 | } |
---|
| 1550 | |
---|
[3166] | 1551 | #ifdef IOCTL_IS_ALIAS |
---|
| 1552 | errno = ENOSYS; |
---|
| 1553 | return -1; |
---|
| 1554 | #else |
---|
[3146] | 1555 | return _os.ioctl(__fd, __request, argp); |
---|
[3166] | 1556 | #endif |
---|
[3146] | 1557 | } |
---|
| 1558 | |
---|
[3657] | 1559 | int dup(int oldfd) { |
---|
| 1560 | struct pointer * pointer; |
---|
| 1561 | int ret; |
---|
| 1562 | |
---|
| 1563 | _init(); |
---|
| 1564 | |
---|
| 1565 | ret = _os.dup(oldfd); |
---|
| 1566 | |
---|
| 1567 | if (ret == -1) |
---|
| 1568 | return -1; |
---|
| 1569 | |
---|
| 1570 | if ( (pointer = _get_pointer_by_fh(oldfd)) != NULL ) { |
---|
| 1571 | if ( _attach_pointer(pointer->handle, ret) == NULL ) { |
---|
| 1572 | _os.close(ret); |
---|
| 1573 | return -1; |
---|
| 1574 | } |
---|
| 1575 | } |
---|
| 1576 | |
---|
| 1577 | return ret; |
---|
| 1578 | } |
---|
| 1579 | |
---|
| 1580 | int dup2(int oldfd, int newfd) { |
---|
| 1581 | struct pointer * pointer; |
---|
| 1582 | int ret; |
---|
| 1583 | |
---|
| 1584 | _init(); |
---|
| 1585 | |
---|
| 1586 | ret = _os.dup2(oldfd, newfd); |
---|
| 1587 | |
---|
| 1588 | if (ret == -1) |
---|
| 1589 | return -1; |
---|
| 1590 | |
---|
| 1591 | if ( (pointer = _get_pointer_by_fh(oldfd)) != NULL ) { |
---|
| 1592 | if ( _attach_pointer(pointer->handle, ret) == NULL ) { |
---|
| 1593 | _os.close(ret); |
---|
| 1594 | return -1; |
---|
| 1595 | } |
---|
| 1596 | } |
---|
| 1597 | |
---|
| 1598 | return ret; |
---|
| 1599 | } |
---|
[3264] | 1600 | |
---|
[3771] | 1601 | int select(int nfds, fd_set *readfds, fd_set *writefds, |
---|
| 1602 | fd_set *exceptfds, struct timeval *timeout) { |
---|
| 1603 | struct roar_vio_selecttv rtv; |
---|
| 1604 | struct roar_vio_select * sv = NULL; |
---|
[3774] | 1605 | struct pointer * pointer; |
---|
| 1606 | struct handle * handle; |
---|
[3771] | 1607 | ssize_t ret; |
---|
| 1608 | size_t num = 0; |
---|
[3773] | 1609 | size_t idx; |
---|
[3771] | 1610 | int i; |
---|
| 1611 | int i_r, i_w, i_e; |
---|
| 1612 | int max_index = -1; |
---|
[3773] | 1613 | static volatile int is_critical = 0; |
---|
[3771] | 1614 | |
---|
| 1615 | _init(); |
---|
| 1616 | |
---|
| 1617 | if ( is_critical ) |
---|
| 1618 | return _os.select(nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1619 | |
---|
| 1620 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = ?", nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1621 | |
---|
| 1622 | if ( nfds == 0 ) { |
---|
| 1623 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = 0", nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1624 | return 0; |
---|
| 1625 | } |
---|
| 1626 | |
---|
| 1627 | if ( readfds == NULL && writefds == NULL && exceptfds == NULL ) { |
---|
| 1628 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = 0", nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1629 | return 0; |
---|
| 1630 | } |
---|
| 1631 | |
---|
| 1632 | if ( timeout != NULL ) { |
---|
| 1633 | rtv.sec = timeout->tv_sec; |
---|
| 1634 | rtv.nsec = timeout->tv_usec*1000; |
---|
| 1635 | } |
---|
| 1636 | |
---|
| 1637 | // count number of handles: |
---|
| 1638 | for (i = 0; i < nfds; i++) { |
---|
| 1639 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p): i=%i, EXISTS", nfds, readfds, writefds, exceptfds, timeout, i); |
---|
| 1640 | if ( (readfds != NULL && FD_ISSET(i, readfds )) || |
---|
| 1641 | (writefds != NULL && FD_ISSET(i, writefds )) || |
---|
| 1642 | (exceptfds != NULL && FD_ISSET(i, exceptfds)) |
---|
| 1643 | ) { |
---|
| 1644 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p): i=%i, EXISTS", nfds, readfds, writefds, exceptfds, timeout, i); |
---|
| 1645 | num++; |
---|
| 1646 | max_index = i; |
---|
| 1647 | } |
---|
| 1648 | } |
---|
| 1649 | |
---|
| 1650 | if ( num == 0 ) { |
---|
| 1651 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = 0", nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1652 | return 0; |
---|
| 1653 | } |
---|
| 1654 | |
---|
| 1655 | nfds = max_index + 1; |
---|
| 1656 | |
---|
| 1657 | // create sv; |
---|
| 1658 | sv = roar_mm_malloc(sizeof(struct roar_vio_select)*num); |
---|
| 1659 | if ( sv == NULL ) { |
---|
| 1660 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = -1", nfds, readfds, writefds, exceptfds, timeout); |
---|
| 1661 | return -1; |
---|
| 1662 | } |
---|
| 1663 | |
---|
| 1664 | memset(sv, 0, sizeof(struct roar_vio_select)*num); |
---|
| 1665 | |
---|
| 1666 | for (i = 0, idx = 0; i < nfds; i++) { |
---|
| 1667 | if ( idx >= num ) { |
---|
| 1668 | roar_mm_free(sv); |
---|
| 1669 | errno = EFAULT; |
---|
| 1670 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = -1 // i=%i, idx=%i, num=%i", nfds, readfds, writefds, exceptfds, timeout, i, (int)idx, (int)num); |
---|
| 1671 | return -1; |
---|
| 1672 | } |
---|
| 1673 | i_r = readfds != NULL && FD_ISSET(i, readfds); |
---|
| 1674 | i_w = writefds != NULL && FD_ISSET(i, writefds); |
---|
| 1675 | i_e = exceptfds != NULL && FD_ISSET(i, exceptfds); |
---|
| 1676 | |
---|
| 1677 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p): i=%i, i_r=%i, i_w=%i, i_e=%i", nfds, readfds, writefds, exceptfds, timeout, i, i_r, i_w, i_e); |
---|
| 1678 | |
---|
| 1679 | if ( i_r || i_w || i_e ) { |
---|
| 1680 | // TODO: use VIO for pointers... |
---|
[3774] | 1681 | if ( (pointer = _get_pointer_by_fh(i)) != NULL ) { |
---|
| 1682 | handle = pointer->handle; |
---|
| 1683 | sv[idx].vio = NULL; |
---|
| 1684 | sv[idx].fh = -1; |
---|
| 1685 | switch (handle->type) { |
---|
| 1686 | case HT_DMX: |
---|
| 1687 | case HT_STREAM: |
---|
| 1688 | if ( ! handle->stream_opened ) { |
---|
| 1689 | // implement this as statichly return OK |
---|
| 1690 | errno = ENOSYS; |
---|
| 1691 | return -1; |
---|
| 1692 | } |
---|
| 1693 | case HT_VIO: |
---|
| 1694 | sv[idx].vio = &(handle->stream_vio); |
---|
| 1695 | break; |
---|
| 1696 | default: /* non supported type */ |
---|
| 1697 | errno = EINVAL; |
---|
| 1698 | return -1; |
---|
| 1699 | break; |
---|
| 1700 | } |
---|
| 1701 | } else { |
---|
| 1702 | sv[idx].vio = NULL; |
---|
| 1703 | sv[idx].fh = i; |
---|
| 1704 | } |
---|
[3771] | 1705 | |
---|
| 1706 | sv[idx].ud.si = i; |
---|
| 1707 | sv[idx].eventsq = (i_r ? ROAR_VIO_SELECT_READ : 0) | |
---|
| 1708 | (i_w ? ROAR_VIO_SELECT_WRITE : 0) | |
---|
| 1709 | (i_e ? ROAR_VIO_SELECT_EXCEPT : 0); |
---|
| 1710 | idx++; |
---|
| 1711 | } |
---|
| 1712 | } |
---|
| 1713 | |
---|
| 1714 | is_critical++; |
---|
| 1715 | ret = roar_vio_select(sv, num, timeout == NULL ? NULL : &rtv, NULL); |
---|
| 1716 | is_critical--; |
---|
| 1717 | |
---|
| 1718 | if ( ret < 1 ) { |
---|
| 1719 | roar_mm_free(sv); |
---|
| 1720 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = %i", nfds, readfds, writefds, exceptfds, timeout, (int)ret); |
---|
| 1721 | return ret; |
---|
| 1722 | } |
---|
| 1723 | |
---|
| 1724 | // update readfds, writefds, exceptfds: |
---|
| 1725 | if ( readfds != NULL ) |
---|
| 1726 | FD_ZERO(readfds); |
---|
| 1727 | |
---|
| 1728 | if ( writefds != NULL ) |
---|
| 1729 | FD_ZERO(writefds); |
---|
| 1730 | |
---|
| 1731 | if ( exceptfds != NULL ) |
---|
| 1732 | FD_ZERO(exceptfds); |
---|
| 1733 | |
---|
| 1734 | for (idx = 0; idx < num; idx++) { |
---|
| 1735 | if ( sv[idx].eventsa == 0 ) |
---|
| 1736 | continue; |
---|
| 1737 | |
---|
| 1738 | if ( sv[idx].eventsa & ROAR_VIO_SELECT_READ ) |
---|
| 1739 | if ( readfds != NULL ) |
---|
| 1740 | FD_SET(sv[idx].ud.si, readfds); |
---|
| 1741 | |
---|
| 1742 | if ( sv[idx].eventsa & ROAR_VIO_SELECT_WRITE ) |
---|
| 1743 | if ( writefds != NULL ) |
---|
| 1744 | FD_SET(sv[idx].ud.si, writefds); |
---|
| 1745 | |
---|
| 1746 | if ( sv[idx].eventsa & ROAR_VIO_SELECT_EXCEPT ) |
---|
| 1747 | if ( exceptfds != NULL ) |
---|
| 1748 | FD_SET(sv[idx].ud.si, exceptfds); |
---|
| 1749 | } |
---|
| 1750 | |
---|
| 1751 | roar_mm_free(sv); |
---|
| 1752 | |
---|
| 1753 | ROAR_DBG("select(nfds=%i, readfds=%p, writefds=%p, exceptfds=%p, timeout=%p) = %i", nfds, readfds, writefds, exceptfds, timeout, (int)ret); |
---|
| 1754 | return ret; |
---|
| 1755 | } |
---|
| 1756 | |
---|
[3778] | 1757 | int fcntl(int fd, int cmd, ...) { |
---|
| 1758 | enum { NONE, UNKNOWN, LONG, POINTER } type = NONE; |
---|
| 1759 | struct pointer * pointer; |
---|
| 1760 | va_list ap; |
---|
| 1761 | long argl = -1; |
---|
| 1762 | void * vp = NULL; |
---|
[3780] | 1763 | int ret = -1; |
---|
| 1764 | int diff; |
---|
[3778] | 1765 | |
---|
[3779] | 1766 | _init(); |
---|
| 1767 | |
---|
[3781] | 1768 | ROAR_DBG("fcntl(fd=%i, cmd=%i, ...) = ?", fd, cmd); |
---|
| 1769 | |
---|
[3778] | 1770 | switch (cmd) { |
---|
| 1771 | case F_DUPFD: |
---|
| 1772 | case F_SETFD: |
---|
| 1773 | case F_SETFL: |
---|
| 1774 | case F_SETOWN: |
---|
[3872] | 1775 | #ifdef F_SETSIG |
---|
[3778] | 1776 | case F_SETSIG: |
---|
[3872] | 1777 | #endif |
---|
| 1778 | #ifdef F_SETLEASE |
---|
[3778] | 1779 | case F_SETLEASE: |
---|
[3872] | 1780 | #endif |
---|
| 1781 | #ifdef F_NOTIFY |
---|
[3778] | 1782 | case F_NOTIFY: |
---|
[3872] | 1783 | #endif |
---|
[3778] | 1784 | type = LONG; |
---|
| 1785 | break; |
---|
| 1786 | case F_GETFD: |
---|
| 1787 | case F_GETFL: |
---|
| 1788 | case F_GETOWN: |
---|
[3872] | 1789 | #ifdef F_GETSIG |
---|
[3778] | 1790 | case F_GETSIG: |
---|
[3872] | 1791 | #endif |
---|
| 1792 | #ifdef F_GETLEASE |
---|
[3778] | 1793 | case F_GETLEASE: |
---|
[3872] | 1794 | #endif |
---|
[3778] | 1795 | type = NONE; |
---|
| 1796 | break; |
---|
| 1797 | case F_GETLK: |
---|
| 1798 | case F_SETLK: |
---|
| 1799 | case F_SETLKW: |
---|
| 1800 | type = POINTER; |
---|
| 1801 | break; |
---|
| 1802 | /* |
---|
| 1803 | case F_EXLCK: |
---|
| 1804 | case F_GETLK64: |
---|
| 1805 | case F_SETLK64: |
---|
| 1806 | case F_SETLKW64: |
---|
| 1807 | case F_SHLCK: |
---|
| 1808 | case F_LINUX_SPECIFIC_BASE: |
---|
| 1809 | case F_INPROGRESS: |
---|
| 1810 | */ |
---|
| 1811 | default: |
---|
| 1812 | type = UNKNOWN; |
---|
| 1813 | } |
---|
| 1814 | |
---|
| 1815 | if ( type == UNKNOWN ) { |
---|
| 1816 | errno = EINVAL; |
---|
| 1817 | return -1; |
---|
| 1818 | } |
---|
| 1819 | |
---|
| 1820 | if ( type != NONE ) { |
---|
| 1821 | va_start(ap, cmd); |
---|
| 1822 | switch (type) { |
---|
| 1823 | case LONG: |
---|
| 1824 | argl = va_arg(ap, long); |
---|
| 1825 | break; |
---|
| 1826 | case POINTER: |
---|
| 1827 | vp = va_arg(ap, void*); |
---|
| 1828 | break; |
---|
| 1829 | default: /* make compiler happy */ |
---|
| 1830 | break; |
---|
| 1831 | } |
---|
| 1832 | va_end(ap); |
---|
| 1833 | } |
---|
| 1834 | |
---|
| 1835 | if ( (pointer = _get_pointer_by_fh(fd)) == NULL ) { |
---|
| 1836 | switch (type) { |
---|
| 1837 | case NONE: |
---|
[3781] | 1838 | ROAR_DBG("fcntl(fd=%i, cmd=%i): fd is true sysio, pass call to kernel", fd, cmd); |
---|
[3778] | 1839 | return _os.fcntl(fd, cmd); |
---|
| 1840 | break; |
---|
| 1841 | case LONG: |
---|
[3781] | 1842 | ROAR_DBG("fcntl(fd=%i, cmd=%i, arg=%li): fd is true sysio, pass call to kernel", fd, cmd, argl); |
---|
[3778] | 1843 | return _os.fcntl(fd, cmd, argl); |
---|
| 1844 | break; |
---|
| 1845 | case POINTER: |
---|
[3781] | 1846 | ROAR_DBG("fcntl(fd=%i, cmd=%i, lock=%p): fd is true sysio, pass call to kernel", fd, cmd, vp); |
---|
[3778] | 1847 | return _os.fcntl(fd, cmd, vp); |
---|
| 1848 | break; |
---|
| 1849 | default: /* make compiler happy */ |
---|
| 1850 | break; |
---|
| 1851 | } |
---|
| 1852 | } |
---|
| 1853 | |
---|
[3781] | 1854 | ROAR_DBG("fcntl(fd=%i, cmd=%i, ...): fd is true pointer, handle internaly", fd, cmd); |
---|
| 1855 | |
---|
[3780] | 1856 | switch (cmd) { |
---|
| 1857 | case F_DUPFD: |
---|
| 1858 | ret = _os.fcntl(fd, F_DUPFD, argl); |
---|
| 1859 | |
---|
| 1860 | if ( ret != -1 ) { |
---|
| 1861 | if ( _attach_pointer(pointer->handle, ret) == NULL ) { |
---|
| 1862 | _os.close(ret); |
---|
| 1863 | ret = -1; |
---|
| 1864 | } |
---|
| 1865 | } |
---|
| 1866 | break; |
---|
| 1867 | case F_SETFD: |
---|
| 1868 | if ( argl == 0 ) { |
---|
| 1869 | ret = 0; |
---|
| 1870 | } else { |
---|
| 1871 | errno = ENOSYS; |
---|
| 1872 | ret = -1; |
---|
| 1873 | } |
---|
| 1874 | break; |
---|
| 1875 | case F_GETFD: |
---|
| 1876 | ret = 0; |
---|
| 1877 | break; |
---|
| 1878 | case F_GETFL: |
---|
| 1879 | ret = pointer->handle->sysio_flags; |
---|
| 1880 | break; |
---|
| 1881 | case F_SETFL: |
---|
| 1882 | diff = (int)argl ^ pointer->handle->sysio_flags; |
---|
[3868] | 1883 | diff &= (int)~(int)_O_PARA_DIR; |
---|
| 1884 | diff &= (int)~(int)_O_PARA_IGN; |
---|
[3849] | 1885 | |
---|
| 1886 | if ( diff & O_NONBLOCK ) { |
---|
| 1887 | diff -= O_NONBLOCK; |
---|
| 1888 | pointer->handle->sysio_flags ^= O_NONBLOCK; |
---|
| 1889 | if ( _update_nonblock(pointer->handle) == -1 ) { |
---|
| 1890 | pointer->handle->sysio_flags ^= O_NONBLOCK; |
---|
| 1891 | return -1; |
---|
| 1892 | } |
---|
| 1893 | } |
---|
| 1894 | |
---|
[3780] | 1895 | if ( diff == 0 ) { // only flags changed we ignore anyway. |
---|
[3849] | 1896 | pointer->handle->sysio_flags = (int)argl; |
---|
[3780] | 1897 | ret = 0; |
---|
| 1898 | } else { |
---|
| 1899 | errno = EINVAL; |
---|
| 1900 | ret = -1; |
---|
| 1901 | } |
---|
| 1902 | break; |
---|
| 1903 | /* TODO: add support for those types: |
---|
| 1904 | case F_SETFD: |
---|
| 1905 | case F_SETOWN: |
---|
| 1906 | case F_SETSIG: |
---|
| 1907 | case F_SETLEASE: |
---|
| 1908 | case F_NOTIFY: |
---|
| 1909 | case F_GETOWN: |
---|
| 1910 | case F_GETSIG: |
---|
| 1911 | case F_GETLEASE: |
---|
| 1912 | case F_GETLK: |
---|
| 1913 | case F_SETLK: |
---|
| 1914 | case F_SETLKW: |
---|
| 1915 | */ |
---|
| 1916 | default: |
---|
| 1917 | errno = ENOSYS; |
---|
| 1918 | ret = -1; |
---|
| 1919 | break; |
---|
| 1920 | } |
---|
| 1921 | |
---|
| 1922 | return ret; |
---|
[3778] | 1923 | } |
---|
| 1924 | |
---|
[3782] | 1925 | int access(const char *pathname, int mode) { |
---|
[3783] | 1926 | struct devices * ptr = NULL; |
---|
[3782] | 1927 | |
---|
| 1928 | _init(); |
---|
| 1929 | |
---|
[3870] | 1930 | if ( (ptr = _get_device(pathname)) != NULL ) { |
---|
[3783] | 1931 | // the only flag we do not support is +x, which means |
---|
| 1932 | // we need to reject all requets with X_OK. |
---|
| 1933 | if ( mode & X_OK ) { |
---|
| 1934 | errno = EACCES; |
---|
| 1935 | return -1; |
---|
| 1936 | } |
---|
| 1937 | |
---|
| 1938 | // in addition HT_STATIC files do not support write (+w) |
---|
| 1939 | // so we need to reject W_OK. |
---|
| 1940 | if ( ptr->type == HT_STATIC && (mode & W_OK) ) { |
---|
| 1941 | errno = EACCES; |
---|
| 1942 | return -1; |
---|
| 1943 | } |
---|
| 1944 | |
---|
| 1945 | // Else the access is granted: |
---|
| 1946 | return 0; |
---|
| 1947 | } |
---|
| 1948 | |
---|
[3782] | 1949 | return _os.access(pathname, mode); |
---|
| 1950 | } |
---|
| 1951 | |
---|
[3890] | 1952 | int creat(const char *_CREAT_ARG_PATHNAME, mode_t mode) { |
---|
[3871] | 1953 | _init(); |
---|
| 1954 | |
---|
[3890] | 1955 | if ( _get_device(_CREAT_ARG_PATHNAME) != NULL ) { |
---|
[3871] | 1956 | errno = EEXIST; |
---|
| 1957 | return -1; |
---|
| 1958 | } |
---|
| 1959 | |
---|
[3890] | 1960 | return _os.creat(_CREAT_ARG_PATHNAME, mode); |
---|
[3871] | 1961 | } |
---|
| 1962 | |
---|
[3264] | 1963 | // ------------------------------------- |
---|
[3880] | 1964 | // emulated *stat*() functions follow: |
---|
| 1965 | // ------------------------------------- |
---|
| 1966 | |
---|
| 1967 | int stat(const char *path, struct stat *buf) { |
---|
| 1968 | struct devices * ptr; |
---|
| 1969 | |
---|
| 1970 | _init(); |
---|
| 1971 | |
---|
| 1972 | if ( (ptr = _get_device(path)) != NULL ) { |
---|
| 1973 | errno = ENOSYS; |
---|
| 1974 | return -1; |
---|
| 1975 | } |
---|
| 1976 | |
---|
| 1977 | return _os.stat(path, buf); |
---|
| 1978 | } |
---|
| 1979 | |
---|
| 1980 | int fstat(int filedes, struct stat *buf) { |
---|
| 1981 | struct pointer * pointer; |
---|
| 1982 | |
---|
| 1983 | _init(); |
---|
| 1984 | |
---|
| 1985 | if ( (pointer = _get_pointer_by_fh(filedes)) == NULL ) { |
---|
| 1986 | return _os.fstat(filedes, buf); |
---|
| 1987 | } |
---|
| 1988 | |
---|
| 1989 | errno = ENOSYS; |
---|
| 1990 | return -1; |
---|
| 1991 | } |
---|
| 1992 | |
---|
| 1993 | int lstat(const char *path, struct stat *buf) { |
---|
| 1994 | _init(); |
---|
| 1995 | |
---|
| 1996 | if ( _get_device(path) != NULL ) { |
---|
| 1997 | return stat(path, buf); |
---|
| 1998 | } |
---|
| 1999 | |
---|
| 2000 | return _os.lstat(path, buf); |
---|
| 2001 | } |
---|
| 2002 | |
---|
| 2003 | // ------------------------------------- |
---|
[3264] | 2004 | // emulated stdio functions follow: |
---|
| 2005 | // ------------------------------------- |
---|
| 2006 | |
---|
| 2007 | //roar_vio_to_stdio |
---|
| 2008 | |
---|
[3667] | 2009 | static int _vio_close (struct roar_vio_calls * vio) { |
---|
| 2010 | int ret = 0; |
---|
| 2011 | |
---|
| 2012 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
| 2013 | ret = close(roar_vio_get_fh(vio)); |
---|
| 2014 | |
---|
| 2015 | roar_mm_free(vio); |
---|
| 2016 | |
---|
| 2017 | return ret; |
---|
| 2018 | } |
---|
| 2019 | |
---|
[3264] | 2020 | FILE *fopen(const char *path, const char *mode) { |
---|
[3667] | 2021 | struct roar_vio_calls * vio; |
---|
[3264] | 2022 | FILE * fr; |
---|
| 2023 | int ret; |
---|
| 2024 | int r = 0, w = 0; |
---|
| 2025 | int flags = 0; |
---|
| 2026 | int i; |
---|
| 2027 | register char c; |
---|
| 2028 | |
---|
| 2029 | _init(); |
---|
| 2030 | |
---|
| 2031 | if ( path == NULL || mode == NULL ) { |
---|
| 2032 | errno = EFAULT; |
---|
| 2033 | return NULL; |
---|
| 2034 | } |
---|
| 2035 | |
---|
[3265] | 2036 | ROAR_DBG("open(path='%s', mode='%s') = ?\n", path, mode); |
---|
[3264] | 2037 | |
---|
| 2038 | for (i = 0; (c = mode[i]) != 0; i++) { |
---|
| 2039 | switch (c) { |
---|
| 2040 | case 'r': r = 1; break; |
---|
| 2041 | case 'w': w = 1; break; |
---|
| 2042 | case 'a': w = 1; break; |
---|
| 2043 | case '+': |
---|
| 2044 | r = 1; |
---|
| 2045 | w = 1; |
---|
| 2046 | break; |
---|
| 2047 | } |
---|
| 2048 | } |
---|
| 2049 | |
---|
| 2050 | if ( r && w ) { |
---|
| 2051 | flags = O_RDWR; |
---|
| 2052 | } else if ( r ) { |
---|
| 2053 | flags = O_RDONLY; |
---|
| 2054 | } else if ( w ) { |
---|
| 2055 | flags = O_WRONLY; |
---|
| 2056 | } else { |
---|
| 2057 | errno = EINVAL; |
---|
| 2058 | return NULL; |
---|
| 2059 | } |
---|
| 2060 | |
---|
| 2061 | ret = _open_file(path, flags); |
---|
| 2062 | |
---|
| 2063 | switch (ret) { |
---|
| 2064 | case -2: // continue as normal, use _op.open() |
---|
| 2065 | break; |
---|
| 2066 | case -1: // pass error to caller |
---|
| 2067 | return NULL; |
---|
| 2068 | break; |
---|
| 2069 | default: // return successfully opened pointer to caller |
---|
[3667] | 2070 | if ( (vio = roar_mm_malloc(sizeof(struct roar_vio_calls))) == NULL ) { |
---|
| 2071 | return NULL; // errno should be set correctly by roar_mm_malloc(). |
---|
| 2072 | } |
---|
| 2073 | |
---|
| 2074 | roar_vio_init_calls(vio); // TODO: add error handling. |
---|
| 2075 | roar_vio_set_fh(vio, ret); // TODO: add error handling. |
---|
| 2076 | vio->close = _vio_close; |
---|
| 2077 | if ( (fr = roar_vio_to_stdio(vio, flags)) == NULL ) { |
---|
| 2078 | _vio_close(vio); |
---|
| 2079 | errno = EIO; |
---|
| 2080 | return NULL; |
---|
| 2081 | } else { |
---|
| 2082 | return fr; |
---|
| 2083 | } |
---|
[3264] | 2084 | break; |
---|
| 2085 | } |
---|
| 2086 | |
---|
| 2087 | return _os.fopen(path, mode); |
---|
| 2088 | } |
---|
| 2089 | |
---|
[3879] | 2090 | // ------------------------------------- |
---|
| 2091 | // RoarAudio plugin functions follow: |
---|
| 2092 | // ------------------------------------- |
---|
| 2093 | |
---|
| 2094 | ROAR_DL_PLUGIN_START(libroaross) { |
---|
| 2095 | (void)para; |
---|
| 2096 | _init(); |
---|
| 2097 | } ROAR_DL_PLUGIN_END |
---|
| 2098 | |
---|
[3138] | 2099 | #endif |
---|
| 2100 | |
---|
| 2101 | //ll |
---|