[2519] | 1 | //emul_esd.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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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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| 24 | |
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| 25 | #include "roard.h" |
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| 26 | |
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| 27 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_ESD |
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[2791] | 28 | #ifdef ROAR_HAVE_H_ESD |
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[2519] | 29 | |
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[2521] | 30 | #if !defined(ROAR_TARGET_MICROCONTROLLER) && !defined(ROAR_MINIMAL) |
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| 31 | #define _NAME(x) (x) |
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| 32 | #else |
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| 33 | #define _NAME(x) ((char*)NULL) |
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| 34 | #endif |
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| 35 | |
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[2522] | 36 | #define _cmd_t int |
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| 37 | #define _INTSIZE sizeof(_cmd_t) |
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| 38 | |
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[2537] | 39 | #define _NOT_TO_IMPLEMENT NULL |
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| 40 | #define _UNIMPLEMNTED_IN_ESD NULL |
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| 41 | #define _NEED_SAMPLE_SUPPORT NULL |
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| 42 | |
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[2538] | 43 | #define _ROAR2ESD(x) ((x)+1) |
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| 44 | #define _ESD2ROAR(x) ((x)-1) |
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| 45 | |
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[2521] | 46 | struct emul_esd_command g_emul_esd_commands[] = { |
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[2525] | 47 | {ESD_PROTO_CONNECT, ESD_KEY_LEN + _INTSIZE, _NAME("CONNECT"), emul_esd_on_connect}, |
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[2522] | 48 | {ESD_PROTO_LOCK, ESD_KEY_LEN + _INTSIZE, _NAME("LOCK"), NULL}, |
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| 49 | {ESD_PROTO_UNLOCK, ESD_KEY_LEN + _INTSIZE, _NAME("UNLOCK"), NULL}, |
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[2527] | 50 | {ESD_PROTO_STREAM_PLAY, ESD_NAME_MAX + 2 * _INTSIZE, _NAME("STREAM_PLAY"), emul_esd_on_stream}, |
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| 51 | {ESD_PROTO_STREAM_REC, ESD_NAME_MAX + 2 * _INTSIZE, _NAME("STREAM_REC"), emul_esd_on_stream}, |
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| 52 | {ESD_PROTO_STREAM_MON, ESD_NAME_MAX + 2 * _INTSIZE, _NAME("STREAM_MON"), emul_esd_on_stream}, |
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[2537] | 53 | {ESD_PROTO_SAMPLE_CACHE, ESD_NAME_MAX + 3 * _INTSIZE, _NAME("SAMPLE_CACHE"), _NEED_SAMPLE_SUPPORT}, |
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| 54 | {ESD_PROTO_SAMPLE_FREE, _INTSIZE, _NAME("SAMPLE_FREE"), _NEED_SAMPLE_SUPPORT}, |
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| 55 | {ESD_PROTO_SAMPLE_PLAY, _INTSIZE, _NAME("SAMPLE_PLAY"), _NEED_SAMPLE_SUPPORT}, |
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| 56 | {ESD_PROTO_SAMPLE_LOOP, _INTSIZE, _NAME("SAMPLE_LOOP"), _NEED_SAMPLE_SUPPORT}, |
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| 57 | {ESD_PROTO_SAMPLE_STOP, _INTSIZE, _NAME("SAMPLE_STOP"), _NEED_SAMPLE_SUPPORT}, |
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| 58 | {ESD_PROTO_SAMPLE_KILL, 0 , _NAME("SAMPLE_KILL"), _NEED_SAMPLE_SUPPORT}, |
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[2535] | 59 | {ESD_PROTO_STANDBY, ESD_KEY_LEN + _INTSIZE, _NAME("STANDBY"), emul_esd_on_standby}, |
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| 60 | {ESD_PROTO_RESUME, ESD_KEY_LEN + _INTSIZE, _NAME("RESUME"), emul_esd_on_standby}, |
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[2537] | 61 | {ESD_PROTO_SAMPLE_GETID, ESD_NAME_MAX , _NAME("SAMPLE_GETID"), _NEED_SAMPLE_SUPPORT}, |
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[2527] | 62 | {ESD_PROTO_STREAM_FILT, ESD_NAME_MAX + 2 * _INTSIZE, _NAME("STREAM_FILT"), emul_esd_on_stream}, |
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[2539] | 63 | {ESD_PROTO_SERVER_INFO, _INTSIZE, _NAME("SERVER_INFO"), emul_esd_on_server_info}, |
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[2541] | 64 | {ESD_PROTO_ALL_INFO, _INTSIZE, _NAME("ALL_INFO"), emul_esd_on_all_info}, |
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[2537] | 65 | {ESD_PROTO_SUBSCRIBE, 0 , _NAME("SUBSCRIBE"), _UNIMPLEMNTED_IN_ESD}, |
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| 66 | {ESD_PROTO_UNSUBSCRIBE, 0 , _NAME("UNSUBSCRIBE"), _UNIMPLEMNTED_IN_ESD}, |
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[2538] | 67 | {ESD_PROTO_STREAM_PAN, 3 * _INTSIZE, _NAME("STREAM_PAN"), emul_esd_on_stream_pan}, |
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[2537] | 68 | {ESD_PROTO_SAMPLE_PAN, 3 * _INTSIZE, _NAME("SAMPLE_PAN"), _NEED_SAMPLE_SUPPORT}, |
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[2536] | 69 | {ESD_PROTO_STANDBY_MODE, _INTSIZE, _NAME("STANDBY_MODE"), emul_esd_on_standbymode}, |
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[2533] | 70 | {ESD_PROTO_LATENCY, 0 , _NAME("LATENCY"), emul_esd_on_latency}, |
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[2537] | 71 | {ESD_PROTO_MAX, 0 , _NAME("MAX"), _NOT_TO_IMPLEMENT}, |
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| 72 | {-1, 0, _NAME("END OF LIST"), _NOT_TO_IMPLEMENT} |
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[2521] | 73 | }; |
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| 74 | |
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[2524] | 75 | // command handling: |
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[2522] | 76 | int emul_esd_exec_command(int client, int cmd, struct roar_vio_calls * vio) { |
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| 77 | struct emul_esd_command * cur; |
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| 78 | void * data = NULL; |
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[2534] | 79 | ssize_t ret; |
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| 80 | size_t done = 0; |
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[2522] | 81 | int r; |
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| 82 | int i; |
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| 83 | |
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[2530] | 84 | ROAR_DBG("emul_esd_exec_command(*) = ?"); |
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| 85 | |
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[2522] | 86 | if ( client == -1 || cmd < ESD_PROTO_CONNECT || cmd > ESD_PROTO_MAX || vio == NULL ) |
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| 87 | return -1; |
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| 88 | |
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[2530] | 89 | ROAR_DBG("emul_esd_exec_command(*) = ?"); |
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| 90 | |
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[2522] | 91 | for (i = 0; (cur = &(g_emul_esd_commands[i]))->cmd != -1; i++) { |
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| 92 | if ( cur->cmd == cmd ) { |
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| 93 | if ( cur->datalen > 0 ) { |
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| 94 | if ( (data = malloc(cur->datalen)) == NULL ) { |
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| 95 | // we will do a protocol error in case we do not drop the client |
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| 96 | clients_delete(client); |
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| 97 | return -1; |
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| 98 | } |
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| 99 | |
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[2534] | 100 | while ( done < cur->datalen ) { |
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| 101 | ret = roar_vio_read(vio, data+done, cur->datalen-done); |
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| 102 | |
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| 103 | if ( ret < 1 ) { |
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| 104 | free(data); |
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| 105 | clients_delete(client); |
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| 106 | return -1; |
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| 107 | } else { |
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| 108 | done += ret; |
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| 109 | } |
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[2522] | 110 | } |
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| 111 | } |
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| 112 | |
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| 113 | if ( cur->handler == NULL ) { |
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| 114 | ROAR_WARN("emul_esd_exec_command(client=%i, cmd=%s(%i), vio=%p): client uses unimplemted command", |
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| 115 | client, cur->name, cmd, vio |
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| 116 | ); |
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[2532] | 117 | clients_delete(client); |
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[2522] | 118 | r = -1; |
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| 119 | } else { |
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| 120 | r = cur->handler(client, cur, data, vio); |
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| 121 | } |
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| 122 | |
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| 123 | if ( data != NULL ) |
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| 124 | free(data); |
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| 125 | |
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| 126 | return r; |
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| 127 | } |
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| 128 | } |
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| 129 | |
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| 130 | return -1; |
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| 131 | } |
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| 132 | |
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| 133 | int emul_esd_check_client(int client, struct roar_vio_calls * vio) { |
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| 134 | struct roar_vio_calls calls; |
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| 135 | _cmd_t cmd; |
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| 136 | |
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| 137 | if ( client == -1 ) |
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| 138 | return -1; |
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| 139 | |
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| 140 | if ( vio == NULL ) { |
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| 141 | vio = &calls; |
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[2768] | 142 | if ( roar_vio_open_fh_socket(vio, clients_get_fh(client)) == -1 ) |
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[2522] | 143 | return -1; |
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| 144 | } |
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| 145 | |
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| 146 | if ( roar_vio_read(vio, &cmd, _INTSIZE) != _INTSIZE ) { |
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| 147 | // really bad protocol error |
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| 148 | clients_delete(client); |
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| 149 | return -1; |
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| 150 | } |
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| 151 | |
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| 152 | return emul_esd_exec_command(client, cmd, vio); |
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| 153 | } |
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| 154 | |
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[2524] | 155 | // porto lib: |
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[2528] | 156 | int emul_esd_int_read_buf (int client, int * data, void * buf) { |
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| 157 | _cmd_t d; |
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| 158 | |
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| 159 | if ( data == NULL || buf == NULL ) |
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| 160 | return -1; |
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| 161 | |
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| 162 | d = *(_cmd_t*)buf; |
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| 163 | |
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| 164 | *data = d; |
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| 165 | |
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| 166 | return 0; |
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| 167 | } |
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[2524] | 168 | int emul_esd_int_read (int client, int * data, struct roar_vio_calls * vio) { |
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| 169 | _cmd_t d; |
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| 170 | |
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| 171 | if ( data == NULL ) |
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| 172 | return -1; |
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| 173 | |
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| 174 | if ( roar_vio_read(vio, &d, _INTSIZE) != _INTSIZE ) |
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| 175 | return -1; |
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| 176 | |
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| 177 | *data = d; |
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| 178 | |
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| 179 | return 0; |
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| 180 | } |
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| 181 | |
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| 182 | int emul_esd_int_write (int client, int data, struct roar_vio_calls * vio) { |
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| 183 | _cmd_t d = data; |
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| 184 | |
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| 185 | return roar_vio_write(vio, &d, _INTSIZE) == _INTSIZE ? 0 : -1; |
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| 186 | } |
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| 187 | |
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| 188 | int emul_esd_test_auth (int client, void * data, struct roar_vio_calls * vio) { |
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| 189 | // accept all clients for the moment. |
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| 190 | return emul_esd_int_write(client, 1, vio); |
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| 191 | } |
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| 192 | |
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[2526] | 193 | int emul_esd_test_byteorder(int client, void * data) { |
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[2828] | 194 | struct roar_client * c; |
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| 195 | |
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| 196 | if ( clients_get(client, &c) == -1 ) |
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| 197 | return -1; |
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| 198 | |
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| 199 | // "NDNE"; |
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| 200 | |
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| 201 | if ( !memcmp(data, "NDNE", 4) ) { |
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| 202 | c->byteorder = ROAR_BYTEORDER_LE; |
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| 203 | } else if ( !memcmp(data, "ENDE", 4) ) { |
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| 204 | c->byteorder = ROAR_BYTEORDER_BE; |
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| 205 | } else if ( !memcmp(data, "NEED", 4) ) { |
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| 206 | c->byteorder = ROAR_BYTEORDER_PDP; |
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| 207 | } else { |
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| 208 | return -1; |
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| 209 | } |
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| 210 | |
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[2524] | 211 | return 0; |
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| 212 | } |
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| 213 | |
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| 214 | // handler: |
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| 215 | int emul_esd_on_connect (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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[2529] | 216 | |
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| 217 | ROAR_DBG("emul_esd_on_connect(client=%i, cmd=%p, data=%p, vio=%p) = ?", client, cmd, data, vio); |
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| 218 | |
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[2526] | 219 | if ( client == -1 || data == NULL || vio == NULL ) |
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| 220 | return -1; |
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| 221 | |
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[2529] | 222 | ROAR_DBG("emul_esd_on_connect(client=%i, cmd=%p, data=%p, vio=%p) = ?", client, cmd, data, vio); |
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| 223 | |
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[2526] | 224 | if ( emul_esd_test_auth(client, data, vio) == -1 ) |
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| 225 | return -1; |
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| 226 | |
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[2529] | 227 | ROAR_DBG("emul_esd_on_connect(client=%i, cmd=%p, data=%p, vio=%p) = ?", client, cmd, data, vio); |
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| 228 | |
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[2526] | 229 | if ( emul_esd_test_byteorder(client, data+ESD_KEY_LEN) == -1 ) |
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| 230 | return -1; |
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| 231 | |
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[2529] | 232 | ROAR_DBG("emul_esd_on_connect(client=%i, cmd=%p, data=%p, vio=%p) = ?", client, cmd, data, vio); |
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| 233 | |
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[2526] | 234 | return 0; |
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[2524] | 235 | } |
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| 236 | |
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[2527] | 237 | int emul_esd_on_stream (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 238 | struct roar_stream_server * ss; |
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| 239 | struct roar_stream * s; |
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[2531] | 240 | struct roar_client * c; |
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[2527] | 241 | int stream; |
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| 242 | int dir = -1; |
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[2528] | 243 | int esdformat; |
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| 244 | int rate; |
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[2527] | 245 | |
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| 246 | if ( client == -1 || cmd == NULL || data == NULL || vio == NULL ) |
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| 247 | return -1; |
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| 248 | |
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| 249 | switch (cmd->cmd) { |
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| 250 | case ESD_PROTO_STREAM_PLAY: dir = ROAR_DIR_PLAY; break; |
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| 251 | case ESD_PROTO_STREAM_REC: dir = ROAR_DIR_RECORD; break; |
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| 252 | case ESD_PROTO_STREAM_MON: dir = ROAR_DIR_MONITOR; break; |
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| 253 | case ESD_PROTO_STREAM_FILT: dir = ROAR_DIR_FILTER; break; |
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| 254 | default: |
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| 255 | clients_delete(client); |
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| 256 | return -1; |
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| 257 | } |
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| 258 | |
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[2531] | 259 | if ( clients_get(client, &c) == -1 ) { |
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| 260 | return -1; |
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| 261 | } |
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| 262 | |
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[2527] | 263 | ROAR_DBG("emul_esd_on_stream(client=%i, ...): creating stream...", client); |
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| 264 | if ((stream = streams_new()) == -1 ) { |
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| 265 | clients_delete(client); |
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| 266 | return -1; |
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| 267 | } |
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| 268 | |
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| 269 | ROAR_DBG("emul_esd_on_stream(client=%i, ...): getting stream...", client); |
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| 270 | if ( streams_get(stream, &ss) == -1 ) { |
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| 271 | streams_delete(stream); |
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| 272 | clients_delete(client); |
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| 273 | return -1; |
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| 274 | } |
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| 275 | |
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| 276 | s = ROAR_STREAM(ss); |
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| 277 | |
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| 278 | ROAR_DBG("emul_esd_on_stream(client=%i, ...): set client of stream...", client); |
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| 279 | if ( client_stream_add(client, stream) == -1 ) { |
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| 280 | streams_delete(stream); |
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| 281 | clients_delete(client); |
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| 282 | return -1; |
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| 283 | } |
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| 284 | |
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[2528] | 285 | emul_esd_int_read_buf(client, &esdformat, data); |
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| 286 | emul_esd_int_read_buf(client, &rate, data+_INTSIZE); |
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| 287 | |
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[2531] | 288 | strncpy(c->name, data + 2*_INTSIZE, ROAR_BUFFER_NAME > ESD_NAME_MAX ? ESD_NAME_MAX : ROAR_BUFFER_NAME); |
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| 289 | c->name[ROAR_BUFFER_NAME-1] = 0; |
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| 290 | |
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[2529] | 291 | ROAR_DBG("emul_esd_on_stream(*): esdformat=0x%.8X, rate=%i", esdformat, rate); |
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| 292 | |
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[2528] | 293 | s->info.rate = rate; |
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| 294 | |
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| 295 | switch (esdformat & ESD_MASK_BITS) { |
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[2529] | 296 | case ESD_BITS8: s->info.bits = 8; s->info.codec = ROAR_CODEC_PCM_U_LE; break; |
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| 297 | case ESD_BITS16: s->info.bits = 16; s->info.codec = ROAR_CODEC_DEFAULT; break; |
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[2528] | 298 | default: |
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| 299 | streams_delete(stream); |
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| 300 | clients_delete(client); |
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| 301 | return -1; |
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| 302 | } |
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| 303 | |
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| 304 | switch (esdformat & ESD_MASK_CHAN) { |
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| 305 | case ESD_MONO: s->info.channels = 1; break; |
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| 306 | case ESD_STEREO: s->info.channels = 2; break; |
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| 307 | default: |
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| 308 | streams_delete(stream); |
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| 309 | clients_delete(client); |
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| 310 | return -1; |
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| 311 | } |
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| 312 | |
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[2527] | 313 | ss->codec_orgi = s->info.codec; |
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| 314 | |
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[2529] | 315 | ROAR_DBG("emul_esd_on_stream(*): s->info = {.rate=%i, .bits=%i, .channels=%i, .codec=%i}", s->info.rate, s->info.bits, s->info.channels, s->info.codec); |
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| 316 | |
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[2527] | 317 | if ( streams_set_dir(stream, dir, 1) == -1 ) { |
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| 318 | clients_delete(client); |
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| 319 | return -1; |
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| 320 | } |
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| 321 | |
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| 322 | if ( client_stream_exec(client, stream) == -1 ) { |
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| 323 | clients_delete(client); |
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| 324 | return -1; |
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| 325 | } |
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| 326 | |
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| 327 | return 0; |
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| 328 | } |
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[2524] | 329 | |
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[2533] | 330 | int emul_esd_on_latency (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 331 | int lag = ROAR_OUTPUT_CFREQ; |
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| 332 | |
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| 333 | lag *= 2.0 * 44100.0 / (float)g_sa->rate; |
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| 334 | |
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| 335 | return emul_esd_int_write(client, lag, vio); |
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| 336 | } |
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| 337 | |
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[2535] | 338 | int emul_esd_on_standby (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 339 | int ok = 0; |
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| 340 | |
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| 341 | if ( emul_esd_test_auth(client, data, vio) == -1 ) { |
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| 342 | return emul_esd_int_write(client, ok, vio); |
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| 343 | } |
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| 344 | |
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| 345 | ok = 1; |
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| 346 | |
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| 347 | if (cmd->cmd == ESD_PROTO_STANDBY) { |
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| 348 | g_standby = 1; |
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| 349 | } else { |
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| 350 | g_standby = 0; |
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| 351 | } |
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| 352 | |
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| 353 | |
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| 354 | return emul_esd_int_write(client, ok, vio); |
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| 355 | } |
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| 356 | |
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[2536] | 357 | int emul_esd_on_standbymode(int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 358 | int mode = ESM_ERROR; |
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| 359 | |
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| 360 | if ( g_standby ) { |
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| 361 | if ( g_autostandby ) { |
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| 362 | mode = ESM_ON_AUTOSTANDBY; |
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| 363 | } else { |
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| 364 | mode = ESM_ON_STANDBY; |
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| 365 | } |
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| 366 | } else { |
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| 367 | mode = ESM_RUNNING; |
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| 368 | } |
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| 369 | |
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| 370 | return emul_esd_int_write(client, mode, vio); |
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| 371 | } |
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| 372 | |
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[2538] | 373 | int emul_esd_on_stream_pan (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 374 | struct roar_stream_server * ss; |
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| 375 | int stream; |
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| 376 | int left, right; |
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| 377 | int ok = 0; |
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| 378 | |
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| 379 | emul_esd_int_read_buf(client, &stream, data + 0*_INTSIZE); |
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| 380 | emul_esd_int_read_buf(client, &left, data + 1*_INTSIZE); |
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| 381 | emul_esd_int_read_buf(client, &right, data + 2*_INTSIZE); |
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| 382 | |
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| 383 | stream = _ESD2ROAR(stream); |
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| 384 | |
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| 385 | if ( streams_get(stream, &ss) != -1 ) { |
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| 386 | ss->mixer.mixer[0] = left == 256 ? 65535 : left * 256; |
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| 387 | ss->mixer.mixer[1] = right == 256 ? 65535 : right * 256; |
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| 388 | if ( streams_set_mixer(stream) != -1 ) |
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| 389 | ok = 1; |
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| 390 | } |
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| 391 | |
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| 392 | return emul_esd_int_write(client, ok, vio); |
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| 393 | } |
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| 394 | |
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[2539] | 395 | int emul_esd_on_server_info(int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 396 | int version = 0; |
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| 397 | int rate = g_sa->rate; |
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| 398 | int format = 0; |
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| 399 | |
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| 400 | switch (g_sa->bits) { |
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| 401 | case 8: format |= ESD_BITS8; break; |
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| 402 | case 16: format |= ESD_BITS16; break; |
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| 403 | } |
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| 404 | |
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| 405 | switch (g_sa->channels) { |
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| 406 | case 1: format |= ESD_MONO; break; |
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| 407 | case 2: format |= ESD_STEREO; break; |
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| 408 | } |
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| 409 | |
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| 410 | if ( emul_esd_int_write(client, version, vio) == -1 ) |
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| 411 | return -1; |
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| 412 | |
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| 413 | if ( emul_esd_int_write(client, rate, vio) == -1 ) |
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| 414 | return -1; |
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| 415 | |
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| 416 | if ( emul_esd_int_write(client, format, vio) == -1 ) |
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| 417 | return -1; |
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| 418 | |
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| 419 | return 0; |
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| 420 | } |
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| 421 | |
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[2541] | 422 | int emul_esd_on_all_info (int client, struct emul_esd_command * cmd, void * data, struct roar_vio_calls * vio) { |
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| 423 | struct roar_stream_server * ss; |
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| 424 | struct roar_audio_info * info; |
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| 425 | struct roar_client * c; |
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| 426 | char name[ESD_NAME_MAX]; |
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| 427 | char * sname; |
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| 428 | int id, rate, left, right, format; |
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| 429 | int i; |
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| 430 | |
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| 431 | if ( emul_esd_on_server_info(client, cmd, data, vio) == -1 ) |
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| 432 | return -1; |
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| 433 | |
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| 434 | for (i = 0; i < (ROAR_STREAMS_MAX+2); i++) { |
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| 435 | memset(name, 0, sizeof(name)); |
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| 436 | |
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| 437 | id = rate = format = 0; |
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| 438 | left = right = 0; |
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| 439 | |
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| 440 | if ( i >= ROAR_STREAMS_MAX ) { |
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| 441 | id = -1; |
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| 442 | } else { |
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| 443 | if ( streams_get(i, &ss) == -1 ) |
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| 444 | continue; |
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| 445 | |
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[2542] | 446 | switch (streams_get_dir(i)) { |
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| 447 | case ROAR_DIR_PLAY: format |= ESD_PLAY; break; |
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| 448 | case ROAR_DIR_MONITOR: format |= ESD_MONITOR; break; |
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| 449 | case ROAR_DIR_RECORD: format |= ESD_RECORD; break; |
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| 450 | default: continue; break; |
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| 451 | } |
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[2541] | 452 | |
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| 453 | info = &(ROAR_STREAM(ss)->info); |
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| 454 | |
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| 455 | id = i; |
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| 456 | rate = info->rate; |
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| 457 | |
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| 458 | switch (info->bits) { |
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| 459 | case 8: format |= ESD_BITS8; break; |
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| 460 | case 16: format |= ESD_BITS16; break; |
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| 461 | } |
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| 462 | |
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| 463 | switch (info->channels) { |
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| 464 | case 1: |
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| 465 | if ( ss->mixer.mixer[0] == ss->mixer.scale ) { |
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| 466 | left = right = 256; |
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| 467 | } else { |
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| 468 | left = right = ss->mixer.mixer[0] / 256; |
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| 469 | } |
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| 470 | format |= ESD_MONO; |
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| 471 | break; |
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| 472 | case 2: |
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| 473 | if ( ss->mixer.mixer[0] == ss->mixer.scale ) { |
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| 474 | left = 256; |
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| 475 | } else { |
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| 476 | left = ss->mixer.mixer[0] / 256; |
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| 477 | } |
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| 478 | |
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| 479 | if ( ss->mixer.mixer[1] == ss->mixer.scale ) { |
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| 480 | right = 256; |
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| 481 | } else { |
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| 482 | right = ss->mixer.mixer[1] / 256; |
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| 483 | } |
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| 484 | |
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| 485 | format |= ESD_STEREO; |
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| 486 | break; |
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| 487 | default: |
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| 488 | left = right = 0; |
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| 489 | } |
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| 490 | |
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| 491 | sname = streams_get_name(id); |
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| 492 | |
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| 493 | if ( sname == NULL || sname[0] == 0 ) { |
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| 494 | if ( clients_get(streams_get_client(id), &c) != -1 ) { |
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| 495 | sname = c->name; |
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| 496 | } |
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| 497 | } |
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| 498 | |
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| 499 | if ( sname == NULL || sname[0] == 0 ) |
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| 500 | sname = "(unknown)"; |
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| 501 | |
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| 502 | strncpy(name, sname, sizeof(name) > ROAR_BUFFER_NAME ? ROAR_BUFFER_NAME : sizeof(name)); |
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| 503 | name[sizeof(name)-1] = 0; |
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| 504 | |
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| 505 | } |
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| 506 | |
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| 507 | id = _ROAR2ESD(id); |
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| 508 | |
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| 509 | if ( emul_esd_int_write(client, id, vio) == -1 ) |
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| 510 | return -1; |
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| 511 | if ( roar_vio_write(vio, name, sizeof(name)) != sizeof(name) ) |
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| 512 | return -1; |
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| 513 | if ( emul_esd_int_write(client, rate, vio) == -1 ) |
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| 514 | return -1; |
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| 515 | if ( emul_esd_int_write(client, left, vio) == -1 ) |
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| 516 | return -1; |
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| 517 | if ( emul_esd_int_write(client, right, vio) == -1 ) |
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| 518 | return -1; |
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| 519 | if ( emul_esd_int_write(client, format, vio) == -1 ) |
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| 520 | return -1; |
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| 521 | |
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| 522 | if ( i == ROAR_STREAMS_MAX+1) { |
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| 523 | // write 'length'... |
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| 524 | if ( emul_esd_int_write(client, id, vio) == -1 ) |
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| 525 | return -1; |
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| 526 | } |
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| 527 | } |
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| 528 | |
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| 529 | return 0; |
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| 530 | } |
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| 531 | |
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[2521] | 532 | #endif |
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[2519] | 533 | #endif |
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| 534 | |
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| 535 | //ll |
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