[1555] | 1 | //libroarsndio.c: |
---|
| 2 | |
---|
| 3 | /* |
---|
[3811] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009-2010 |
---|
[1555] | 5 | * The code (may) include prototypes and comments (and maybe |
---|
[4038] | 6 | * other code fragements) from OpenBSD's sndio. |
---|
[4050] | 7 | * See 'Copyright for sndio' below for more information on |
---|
| 8 | * code fragments taken from OpenBSD's sndio. |
---|
| 9 | * |
---|
| 10 | * --- Copyright for sndio --- |
---|
| 11 | * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org> |
---|
| 12 | * |
---|
| 13 | * Permission to use, copy, modify, and distribute this software for any |
---|
| 14 | * purpose with or without fee is hereby granted, provided that the above |
---|
| 15 | * copyright notice and this permission notice appear in all copies. |
---|
| 16 | * |
---|
| 17 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
---|
| 18 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
---|
| 19 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
---|
| 20 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
---|
| 21 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
---|
| 22 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
---|
| 23 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
---|
| 24 | * --- End of Copyright for sndio --- |
---|
[1555] | 25 | * |
---|
| 26 | * This file is part of libroaresd a part of RoarAudio, |
---|
| 27 | * a cross-platform sound system for both, home and professional use. |
---|
| 28 | * See README for details. |
---|
| 29 | * |
---|
| 30 | * This file is free software; you can redistribute it and/or modify |
---|
| 31 | * it under the terms of the GNU General Public License version 3 |
---|
| 32 | * as published by the Free Software Foundation. |
---|
| 33 | * |
---|
| 34 | * RoarAudio is distributed in the hope that it will be useful, |
---|
| 35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 37 | * GNU General Public License for more details. |
---|
| 38 | * |
---|
| 39 | * You should have received a copy of the GNU General Public License |
---|
| 40 | * along with this software; see the file COPYING. If not, write to |
---|
[3517] | 41 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
---|
| 42 | * Boston, MA 02110-1301, USA. |
---|
[1555] | 43 | * |
---|
| 44 | * NOTE for everyone want's to change something and send patches: |
---|
| 45 | * read README and HACKING! There a addition information on |
---|
| 46 | * the license of this document you need to read before you send |
---|
| 47 | * any patches. |
---|
| 48 | */ |
---|
| 49 | |
---|
[1571] | 50 | #define ROAR_USE_OWN_SNDIO_HDL |
---|
[1555] | 51 | #include "libroarsndio.h" |
---|
| 52 | |
---|
[2372] | 53 | static char * sndio_to_roar_names (char * name) { |
---|
[2373] | 54 | char * unitoffset = NULL; |
---|
| 55 | char * optsoffset = NULL; |
---|
| 56 | int unit; |
---|
[2372] | 57 | |
---|
| 58 | if ( name == NULL ) |
---|
| 59 | return NULL; |
---|
| 60 | |
---|
[2373] | 61 | if ( !strncmp(name, "sun:", 4) ) { |
---|
| 62 | unitoffset = name + 4; |
---|
| 63 | } else if ( !strncmp(name, "aucat:", 6) ) { |
---|
| 64 | unitoffset = name + 6; |
---|
| 65 | } else if ( !strncmp(name, "rmidi:", 6) ) { |
---|
| 66 | unitoffset = name + 6; |
---|
| 67 | } else if ( !strncmp(name, "midithru:", 9) ) { |
---|
| 68 | unitoffset = name + 9; |
---|
| 69 | } else { |
---|
| 70 | return name; |
---|
| 71 | } |
---|
| 72 | |
---|
| 73 | if ( (optsoffset = strstr(unitoffset, ".")) != NULL ) { |
---|
| 74 | // TODO: add some code to strip the options of the end |
---|
| 75 | return name; |
---|
| 76 | } else { |
---|
| 77 | unit = atoi(unitoffset); |
---|
| 78 | switch (unit) { |
---|
| 79 | // use defaulst |
---|
| 80 | case 0: return NULL; break; |
---|
| 81 | // use UNIX user sock, TODO: need some code here... |
---|
| 82 | case 1: return NULL; break; |
---|
| 83 | // use UNIX global sock: |
---|
| 84 | case 2: return ROAR_DEFAULT_SOCK_GLOBAL; break; |
---|
| 85 | // use DECnet localnode: |
---|
| 86 | case 3: return "::"; break; |
---|
| 87 | // use IPv4 localhost: |
---|
[2513] | 88 | case 4: return ROAR_DEFAULT_INET4_HOST; break; |
---|
[2515] | 89 | // reserved for DECnet Phase V: |
---|
| 90 | case 5: return name; break; |
---|
[2373] | 91 | // use IPv6 localhost: |
---|
[2513] | 92 | case 6: return ROAR_DEFAULT_INET6_HOST; break; |
---|
[2373] | 93 | // default: |
---|
| 94 | default: |
---|
| 95 | return name; |
---|
| 96 | } |
---|
| 97 | } |
---|
| 98 | |
---|
[2372] | 99 | return name; |
---|
| 100 | } |
---|
| 101 | |
---|
[2574] | 102 | struct sio_hdl * sio_open(const char * name, unsigned mode, int nbio_flag) { |
---|
[1560] | 103 | struct sio_hdl * hdl = NULL; |
---|
[2359] | 104 | int is_midi = 0; |
---|
[1560] | 105 | |
---|
[3833] | 106 | if ( (hdl = roar_mm_malloc(sizeof(struct sio_hdl))) == NULL ) |
---|
[1560] | 107 | return NULL; |
---|
| 108 | |
---|
| 109 | memset(hdl, 0, sizeof(struct sio_hdl)); |
---|
| 110 | |
---|
[2357] | 111 | switch (mode) { |
---|
| 112 | case SIO_PLAY: |
---|
| 113 | hdl->dir = ROAR_DIR_PLAY; |
---|
| 114 | break; |
---|
| 115 | case MIO_OUT: |
---|
[2359] | 116 | is_midi = 1; |
---|
| 117 | hdl->dir = ROAR_DIR_MIDI_IN; |
---|
| 118 | break; |
---|
[2357] | 119 | case MIO_IN: |
---|
[2359] | 120 | is_midi = 1; |
---|
| 121 | hdl->dir = ROAR_DIR_MIDI_OUT; |
---|
| 122 | break; |
---|
[2360] | 123 | |
---|
| 124 | // unsupported: |
---|
[2357] | 125 | case SIO_REC: |
---|
| 126 | case SIO_PLAY|SIO_REC: |
---|
| 127 | case MIO_OUT|MIO_IN: |
---|
[2360] | 128 | |
---|
| 129 | // illigal: |
---|
[2357] | 130 | default: |
---|
[3833] | 131 | roar_mm_free(hdl); |
---|
[2357] | 132 | return NULL; |
---|
| 133 | } |
---|
| 134 | |
---|
[2371] | 135 | if ( name == NULL ) { |
---|
| 136 | if ( is_midi ) { |
---|
| 137 | name = getenv("MIDIDEVICE"); |
---|
| 138 | } else { |
---|
| 139 | name = getenv("AUDIODEVICE"); |
---|
| 140 | } |
---|
| 141 | } |
---|
| 142 | |
---|
[2574] | 143 | name = sndio_to_roar_names((char*) name); |
---|
[2372] | 144 | |
---|
[2574] | 145 | if ( roar_simple_connect(&(hdl->con), (char*) name, "libroarsndio") == -1 ) { |
---|
[3833] | 146 | roar_mm_free(hdl); |
---|
[1573] | 147 | return NULL; |
---|
| 148 | } |
---|
| 149 | |
---|
[1560] | 150 | sio_initpar(&(hdl->para)); |
---|
| 151 | |
---|
[2019] | 152 | hdl->stream_opened = 0; |
---|
[1560] | 153 | |
---|
| 154 | if ( name != NULL ) |
---|
| 155 | hdl->device = strdup(name); |
---|
| 156 | |
---|
[2359] | 157 | if ( is_midi ) { |
---|
| 158 | hdl->info.codec = ROAR_CODEC_MIDI; |
---|
[2575] | 159 | hdl->info.bits = ROAR_MIDI_BITS; |
---|
| 160 | hdl->info.channels = ROAR_MIDI_CHANNELS_DEFAULT; |
---|
| 161 | hdl->info.rate = ROAR_MIDI_TICKS_PER_BEAT; |
---|
[2359] | 162 | if ( !sio_start(hdl) ) { |
---|
| 163 | sio_close(hdl); |
---|
| 164 | return NULL; |
---|
| 165 | } |
---|
| 166 | } |
---|
| 167 | |
---|
[3237] | 168 | hdl->nonblock = nbio_flag; |
---|
| 169 | |
---|
[1560] | 170 | return hdl; |
---|
| 171 | } |
---|
| 172 | |
---|
| 173 | void sio_close (struct sio_hdl * hdl) { |
---|
| 174 | if ( hdl == NULL ) |
---|
| 175 | return; |
---|
| 176 | |
---|
[2019] | 177 | sio_stop(hdl); |
---|
[1560] | 178 | |
---|
[1573] | 179 | roar_disconnect(&(hdl->con)); |
---|
| 180 | |
---|
[3833] | 181 | roar_mm_free(hdl); |
---|
[1560] | 182 | } |
---|
| 183 | |
---|
| 184 | int sio_eof (struct sio_hdl * hdl) { |
---|
[3238] | 185 | return hdl->ioerror; |
---|
[1560] | 186 | } |
---|
| 187 | |
---|
| 188 | void sio_onmove (struct sio_hdl * hdl, void (*cb)(void * arg, int delta), void * arg) { |
---|
| 189 | if ( hdl == NULL ) |
---|
| 190 | return; |
---|
| 191 | |
---|
| 192 | hdl->on_move = cb; |
---|
| 193 | hdl->on_move_arg = arg; |
---|
| 194 | } |
---|
| 195 | |
---|
[1555] | 196 | //ll |
---|