[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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| 28 | { "null", "null audio driver", "/dev/null", NULL, NULL, NULL, NULL, NULL, NULL}, |
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| 29 | #ifdef ROAR_HAVE_ESD |
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| 30 | { "esd", "EsounD audio driver", "localhost, remote.host.dom", driver_esd_open, driver_esd_close, driver_esd_pause, driver_esd_write, driver_esd_read, driver_esd_flush}, |
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| 31 | #endif |
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| 32 | { "roar", "RoarAudio driver", "localhost, remote.host.dom", driver_roar_open, driver_roar_close, driver_roar_pause, driver_roar_write, driver_roar_read, driver_roar_flush}, |
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[10] | 33 | { "raw", "RAW PCM driver", "/some/file", driver_raw_open, driver_raw_close, driver_roar_pause, driver_raw_write, driver_raw_read, driver_raw_flush}, |
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[0] | 34 | #ifdef ROAR_HAVE_LIBAO |
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| 35 | { "ao", "libao audio driver", "DRIVER", driver_ao_open, driver_ao_close, driver_ao_pause, driver_ao_write, driver_ao_read, driver_ao_flush}, |
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| 36 | #endif |
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| 37 | {NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL} // end of list |
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| 38 | }; |
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| 39 | |
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| 40 | void print_driverlist (void) { |
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| 41 | int i; |
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| 42 | |
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| 43 | for (i = 0; g_driver[i].name != NULL; i++) { |
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| 44 | printf(" %-8s - %s (devices: %s)\n", g_driver[i].name, g_driver[i].desc, g_driver[i].devices); |
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| 45 | } |
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| 46 | } |
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| 47 | |
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| 48 | int driver_open (DRIVER_USERDATA_T * inst, int * driver_id, char * driver, char * device, struct roar_audio_info * info) { |
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| 49 | int i; |
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| 50 | |
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| 51 | if ( driver == NULL ) |
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| 52 | driver = ROAR_DRIVER_DEFAULT; |
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| 53 | |
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| 54 | for (i = 0; g_driver[i].name != NULL; i++) { |
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| 55 | if ( strcmp(g_driver[i].name, driver) == 0 ) { |
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| 56 | ROAR_DBG("driver_open(*): found driver: id = %i", i); |
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| 57 | |
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| 58 | *driver_id = i; |
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| 59 | |
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| 60 | if ( g_driver[i].open ) |
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| 61 | return g_driver[i].open(inst, device, info); |
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| 62 | return 0; |
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| 63 | } |
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| 64 | } |
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| 65 | |
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| 66 | return -1; |
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| 67 | } |
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| 68 | |
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| 69 | int driver_close(DRIVER_USERDATA_T inst, int driver) { |
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| 70 | ROAR_DBG("driver_close(inst=%p, driver=%i) = ?", inst, driver); |
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| 71 | |
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| 72 | if ( driver == -1 ) |
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| 73 | return -1; |
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| 74 | |
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| 75 | if ( g_driver[driver].close ) |
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| 76 | return g_driver[driver].close(inst); |
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| 77 | |
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| 78 | return 0; |
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| 79 | } |
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| 80 | |
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| 81 | int driver_pause(DRIVER_USERDATA_T inst, int driver, int newstate) { |
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| 82 | if ( driver == -1 ) |
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| 83 | return -1; |
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| 84 | |
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| 85 | if ( g_driver[driver].pause ) |
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| 86 | return g_driver[driver].pause(inst, newstate); |
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| 87 | |
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| 88 | return 0; |
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| 89 | } |
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| 90 | |
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| 91 | int driver_write(DRIVER_USERDATA_T inst, int driver, char * buf, int len) { |
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| 92 | if ( driver == -1 ) |
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| 93 | return -1; |
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| 94 | |
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| 95 | if ( g_driver[driver].write ) |
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| 96 | return g_driver[driver].write(inst, buf, len); |
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| 97 | |
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| 98 | return 0; |
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| 99 | } |
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| 100 | |
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| 101 | int driver_read (DRIVER_USERDATA_T inst, int driver, char * buf, int len) { |
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| 102 | if ( driver == -1 ) |
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| 103 | return -1; |
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| 104 | |
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| 105 | if ( g_driver[driver].read ) |
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| 106 | return g_driver[driver].read(inst, buf, len); |
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| 107 | |
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| 108 | return 0; |
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| 109 | } |
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| 110 | |
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| 111 | int driver_flush(DRIVER_USERDATA_T inst, int driver) { |
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| 112 | if ( driver == -1 ) |
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| 113 | return -1; |
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| 114 | |
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| 115 | if ( g_driver[driver].flush ) |
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| 116 | return g_driver[driver].flush(inst); |
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| 117 | |
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| 118 | return 0; |
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| 119 | } |
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| 120 | |
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| 121 | //ll |
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