[668] | 1 | //driver.c: |
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[0] | 2 | |
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[668] | 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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| 5 | * |
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| 6 | * This file is part of roard 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 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | */ |
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[0] | 24 | |
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| 25 | #include "roard.h" |
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| 26 | |
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| 27 | struct roar_driver g_driver[] = { |
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[1918] | 28 | { "null", "null audio driver", "/dev/null", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 29 | NULL, NULL, NULL}, |
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[0] | 30 | #ifdef ROAR_HAVE_ESD |
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[1918] | 31 | { "esd", "EsounD audio driver", "localhost, remote.host.dom", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 32 | NULL, driver_esd_close, driver_esd_open_vio}, |
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[0] | 33 | #endif |
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[1918] | 34 | { "roar", "RoarAudio driver", "localhost, remote.host.dom", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 35 | NULL, driver_roar_close, driver_roar_open_vio}, |
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[1478] | 36 | #ifdef ROAR_HAVE_IO_POSIX |
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[2233] | 37 | { "raw", "RAW PCM driver", "/some/file", DRV_FLAG_FHSEC, |
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| 38 | ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI|ROAR_SUBSYS_LIGHT|ROAR_SUBSYS_RAW, |
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[2365] | 39 | NULL, NULL, driver_raw_open_vio}, |
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[1478] | 40 | #endif |
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[919] | 41 | #if defined(ROAR_HAVE_OSS_BSD) || defined(ROAR_HAVE_OSS) |
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[924] | 42 | #ifndef ROAR_DEFAULT_OSS_DEV |
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| 43 | #define ROAR_DEFAULT_OSS_DEV "no default device" |
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| 44 | #endif |
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[1918] | 45 | { "oss", "Open Sound System", ROAR_DEFAULT_OSS_DEV, DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 46 | NULL, NULL, driver_oss_open}, |
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[919] | 47 | #endif |
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[0] | 48 | #ifdef ROAR_HAVE_LIBAO |
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[1918] | 49 | { "ao", "libao audio driver", "DRIVER", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 50 | NULL, driver_ao_close, driver_ao_open_vio}, |
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[0] | 51 | #endif |
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[951] | 52 | #ifdef ROAR_HAVE_LIBSHOUT |
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[1918] | 53 | {"shout", "libshout streaming", "http://user:pw@host:port/mount.ogg", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 54 | NULL, driver_shout_close, driver_shout_open_vio}, |
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[951] | 55 | #endif |
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[1543] | 56 | #ifdef ROAR_HAVE_LIBSNDIO |
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[2370] | 57 | {"sndio", "OpenBSD sndio", "/dev/audio, /tmp/aucat-<uid>/default", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM|ROAR_SUBSYS_MIDI, |
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[2365] | 58 | NULL, NULL, driver_sndio_open}, |
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[1543] | 59 | #endif |
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[1918] | 60 | {"dmx", "DMX512 driver", "/dev/dmx", DRV_FLAG_FHSEC, ROAR_SUBSYS_LIGHT, |
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[2365] | 61 | NULL, NULL, driver_dmx_open_vio}, |
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[1974] | 62 | {"pwmled", "PWM LED driver", "/dev/ttyS0", DRV_FLAG_FHSEC, ROAR_SUBSYS_LIGHT, |
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[2365] | 63 | NULL, NULL, driver_pwmled_open_vio}, |
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[2209] | 64 | #ifdef ROAR_HAVE_DRIVER_SYSCLOCK |
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[2207] | 65 | {"sysclock", "System Clock Clock Source", "(none)", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 66 | NULL, NULL, driver_sysclock_open_vio}, |
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[2209] | 67 | #endif |
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[2363] | 68 | {"cdriver", "RoarAudio Client driver", "driver#device", DRV_FLAG_NONE, ROAR_SUBSYS_WAVEFORM, |
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[2365] | 69 | NULL, NULL, driver_cdriver_open}, |
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| 70 | {NULL, NULL, NULL, DRV_FLAG_NONE, 0, NULL, NULL, NULL} // end of list |
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[0] | 71 | }; |
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| 72 | |
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| 73 | void print_driverlist (void) { |
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| 74 | int i; |
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[1918] | 75 | char subsys[7] = " "; |
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[0] | 76 | |
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[2207] | 77 | printf(" Driver Flag Subsys - Description (devices)\n"); |
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[975] | 78 | printf("------------------------------------------------------\n"); |
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| 79 | |
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[0] | 80 | for (i = 0; g_driver[i].name != NULL; i++) { |
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[1918] | 81 | strncpy(subsys, " ", 6); |
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| 82 | |
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| 83 | if ( g_driver[i].subsystems & ROAR_SUBSYS_WAVEFORM ) |
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| 84 | subsys[0] = 'W'; |
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| 85 | if ( g_driver[i].subsystems & ROAR_SUBSYS_MIDI ) |
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| 86 | subsys[1] = 'M'; |
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| 87 | if ( g_driver[i].subsystems & ROAR_SUBSYS_CB ) |
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| 88 | subsys[2] = 'C'; |
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| 89 | if ( g_driver[i].subsystems & ROAR_SUBSYS_LIGHT ) |
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| 90 | subsys[3] = 'L'; |
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[2233] | 91 | if ( g_driver[i].subsystems & ROAR_SUBSYS_RAW ) |
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| 92 | subsys[4] = 'R'; |
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[1918] | 93 | |
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[2207] | 94 | printf(" %-9s %c%c%c %6s - %s (devices: %s)\n", g_driver[i].name, |
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[1915] | 95 | g_driver[i].flags & DRV_FLAG_FHSEC ? 's' : ' ', |
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[947] | 96 | g_driver[i].open != NULL || (g_driver[i].open == NULL && g_driver[i].vio_init == NULL) ? 'S' : ' ', |
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| 97 | g_driver[i].vio_init != NULL || (g_driver[i].open == NULL && g_driver[i].vio_init == NULL) ? 'V' : ' ', |
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[1918] | 98 | subsys, |
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[947] | 99 | g_driver[i].desc, g_driver[i].devices); |
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[0] | 100 | } |
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| 101 | } |
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| 102 | |
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| 103 | int driver_open (DRIVER_USERDATA_T * inst, int * driver_id, char * driver, char * device, struct roar_audio_info * info) { |
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| 104 | int i; |
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| 105 | |
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| 106 | if ( driver == NULL ) |
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| 107 | driver = ROAR_DRIVER_DEFAULT; |
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| 108 | |
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| 109 | for (i = 0; g_driver[i].name != NULL; i++) { |
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| 110 | if ( strcmp(g_driver[i].name, driver) == 0 ) { |
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| 111 | ROAR_DBG("driver_open(*): found driver: id = %i", i); |
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| 112 | |
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| 113 | *driver_id = i; |
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| 114 | |
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[911] | 115 | if ( g_driver[i].vio_init != NULL ) { |
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| 116 | if ( (*inst = malloc(sizeof(struct roar_vio_calls))) == NULL ) |
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| 117 | return -1; |
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| 118 | |
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[912] | 119 | memset(*inst, 0, sizeof(struct roar_vio_calls)); |
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| 120 | |
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[2367] | 121 | if ( (i = g_driver[i].vio_init(*inst, device, info, -1, NULL)) == -1 ) { |
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[911] | 122 | free(*inst); |
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| 123 | return -1; |
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| 124 | } |
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| 125 | return i; |
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| 126 | } |
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| 127 | |
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[944] | 128 | if ( g_driver[i].open ) { |
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| 129 | ROAR_WARN("driver_open(*): driver(%s) uses old non-vio interface!", driver); |
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| 130 | return g_driver[i].open(inst, device, info); |
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| 131 | } |
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[912] | 132 | |
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[0] | 133 | return 0; |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | return -1; |
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| 138 | } |
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| 139 | |
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[931] | 140 | int driver_openvio(struct roar_vio_calls * calls, |
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| 141 | int * driver_id, char * driver /* NOTE: this is not part of struct roar_driver's def! */, |
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[2364] | 142 | char * device, struct roar_audio_info * info, int fh, |
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| 143 | struct roar_stream_server * sstream) { |
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[931] | 144 | int i; |
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| 145 | |
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| 146 | if ( driver == NULL ) |
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| 147 | driver = ROAR_DRIVER_DEFAULT; |
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| 148 | |
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[1243] | 149 | ROAR_DBG("driver_openvio(*): searching for driver '%s'...", driver); |
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| 150 | |
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[931] | 151 | for (i = 0; g_driver[i].name != NULL; i++) { |
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| 152 | if ( strcmp(g_driver[i].name, driver) == 0 ) { |
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| 153 | ROAR_DBG("driver_open(*): found driver: id = %i", i); |
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| 154 | |
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| 155 | *driver_id = i; |
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| 156 | |
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[1243] | 157 | ROAR_DBG("driver_openvio(*): driver found: %s -> %i", driver, i); |
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| 158 | |
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[931] | 159 | if ( g_driver[i].vio_init == NULL ) { |
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[944] | 160 | if ( g_driver[i].open == NULL ) { // this is the null driver |
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| 161 | memset(calls, 0, sizeof(struct roar_vio_calls)); |
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| 162 | calls->read = roar_vio_null_rw; |
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| 163 | calls->write = roar_vio_null_rw; |
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| 164 | return 0; |
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| 165 | } |
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| 166 | |
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[931] | 167 | ROAR_WARN("driver_open(*): driver(%s) uses old non-vio interface!", driver); |
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| 168 | ROAR_ERR("driver_openvio(calls=%p, driver_id={%i}, driver='%s', device='%s', info=%p, fh=%i): not a VIO driver!", |
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| 169 | calls, i, driver, device, info, fh); |
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| 170 | return -1; |
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| 171 | } |
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| 172 | |
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[1243] | 173 | ROAR_DBG("driver_openvio(*): Opening VIO driver %s(%i)...", driver, i); |
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[2367] | 174 | return g_driver[i].vio_init(calls, device, info, fh, sstream); |
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[931] | 175 | } |
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| 176 | } |
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| 177 | return -1; |
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| 178 | } |
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| 179 | |
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[0] | 180 | int driver_close(DRIVER_USERDATA_T inst, int driver) { |
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[912] | 181 | int ret = 0; |
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[0] | 182 | ROAR_DBG("driver_close(inst=%p, driver=%i) = ?", inst, driver); |
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| 183 | |
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| 184 | if ( driver == -1 ) |
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| 185 | return -1; |
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| 186 | |
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| 187 | if ( g_driver[driver].close ) |
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[912] | 188 | ret = g_driver[driver].close(inst); |
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[0] | 189 | |
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[912] | 190 | if ( g_driver[driver].vio_init != NULL ) |
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| 191 | free(inst); |
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| 192 | |
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| 193 | return ret; |
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[0] | 194 | } |
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| 195 | |
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[937] | 196 | int driver_closevio(struct roar_vio_calls * calls, int driver) { |
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| 197 | ROAR_DBG("driver_closevio(calls=%p, driver=%i) = ?", calls, driver); |
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| 198 | |
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| 199 | if ( driver == -1 ) |
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| 200 | return -1; |
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| 201 | |
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| 202 | if ( g_driver[driver].close ) |
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| 203 | return g_driver[driver].close((DRIVER_USERDATA_T)calls); |
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| 204 | |
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[1244] | 205 | if ( calls->close != NULL ) |
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| 206 | roar_vio_close(calls); |
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| 207 | |
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[937] | 208 | return 0; |
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| 209 | } |
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| 210 | |
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[0] | 211 | int driver_write(DRIVER_USERDATA_T inst, int driver, char * buf, int len) { |
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| 212 | if ( driver == -1 ) |
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| 213 | return -1; |
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| 214 | |
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[911] | 215 | if ( g_driver[driver].vio_init != NULL ) |
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| 216 | return roar_vio_write((struct roar_vio_calls *) inst, buf, len); |
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| 217 | |
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[0] | 218 | return 0; |
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| 219 | } |
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| 220 | |
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| 221 | int driver_read (DRIVER_USERDATA_T inst, int driver, char * buf, int len) { |
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| 222 | if ( driver == -1 ) |
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| 223 | return -1; |
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| 224 | |
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[911] | 225 | if ( g_driver[driver].vio_init != NULL ) |
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| 226 | return roar_vio_read((struct roar_vio_calls *) inst, buf, len); |
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| 227 | |
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[0] | 228 | return 0; |
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| 229 | } |
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| 230 | |
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[1590] | 231 | int driver_set_volume(int stream, struct roar_mixer_settings * mixer) { |
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| 232 | struct roar_stream_server * ss; |
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| 233 | |
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| 234 | if ( (ss = g_streams[stream]) == NULL ) |
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| 235 | return -1; |
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| 236 | |
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| 237 | if ( !streams_get_flag(stream, ROAR_FLAG_HWMIXER) ) |
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| 238 | return 0; |
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| 239 | |
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| 240 | if ( ss->driver_id == -1 ) |
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| 241 | return -1; |
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| 242 | |
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| 243 | return roar_vio_ctl(&(ss->vio), ROAR_VIO_CTL_SET_VOLUME, (void*)mixer); |
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| 244 | } |
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| 245 | |
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[2345] | 246 | |
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[2367] | 247 | int driver_cdriver_open(struct roar_vio_calls * inst, char * device, struct roar_audio_info * info, int fh, struct roar_stream_server * sstream) { |
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[2345] | 248 | char * driver; |
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| 249 | char * delm; |
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| 250 | int ret; |
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| 251 | |
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| 252 | ROAR_DBG("driver_cdriver_open(inst=%p, device='%s', info=%p, fh=%i) = ?", inst, device, info, fh); |
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| 253 | |
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| 254 | if (device == NULL) { |
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| 255 | driver = NULL; |
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| 256 | return -1; |
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| 257 | } else { |
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| 258 | driver = strdup(device); |
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| 259 | |
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| 260 | if ( (delm = strstr(driver, "#")) == NULL ) { |
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| 261 | device = NULL; |
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| 262 | } else { |
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| 263 | *delm = 0; |
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| 264 | device = strstr(device, "#") + 1; |
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| 265 | } |
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| 266 | } |
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| 267 | |
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| 268 | ROAR_DBG("driver_cdriver_open(*): CALL roar_cdriver_open(inst=%p, driver='%s', device='%s', info=%p, dir=ROAR_DIR_PLAY)", inst, driver, device, info); |
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| 269 | ret = roar_cdriver_open(inst, driver, device, info, ROAR_DIR_PLAY); |
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| 270 | ROAR_DBG("driver_cdriver_open(*): RET %i", ret); |
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| 271 | |
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| 272 | if ( driver != NULL ) |
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| 273 | free(driver); |
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| 274 | |
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| 275 | return ret; |
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| 276 | } |
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| 277 | |
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[0] | 278 | //ll |
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