[2164] | 1 | //roarinterconnect.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 roarclients 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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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[2164] | 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #include <roaraudio.h> |
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[3669] | 27 | #include <libroareio/libroareio.h> |
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[2164] | 28 | |
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[2227] | 29 | #ifdef ROAR_HAVE_ESD |
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| 30 | #include <esd.h> |
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| 31 | #endif |
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| 32 | |
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[2904] | 33 | #define MT_NONE 0x00 |
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[3009] | 34 | #define MT_MASK 0xF0 |
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[2904] | 35 | #define MT_ROAR 0x10 |
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| 36 | #define MT_ESD 0x20 |
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[3266] | 37 | #define MT_SIMPLE 0x30 |
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[3669] | 38 | #define MT_OSS 0x40 |
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[2904] | 39 | #define MT_DEFAULT MT_ROAR |
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[2227] | 40 | |
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[2904] | 41 | #define ST_NONE 0x00 |
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| 42 | #define ST_MASK 0x0F |
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| 43 | #define ST_BIDIR 0x01 |
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| 44 | #define ST_FILTER 0x02 |
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| 45 | #define ST_TRANSMIT 0x03 |
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| 46 | #define ST_RECEIVE 0x04 |
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[2228] | 47 | // no default here as the default depend on the server type |
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[2227] | 48 | |
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[2164] | 49 | void usage (void) { |
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[2226] | 50 | printf("roarinterconnect [OPTIONS]...\n"); |
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[2164] | 51 | |
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| 52 | printf("\nOptions:\n\n"); |
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| 53 | |
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| 54 | printf(" --server SERVER - Set server hostname\n" |
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| 55 | " --remote SERVER - Set remote server\n" |
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| 56 | " --type TYPE - Set type of remote server\n" |
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| 57 | " --rate RATE - Set sample rate\n" |
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| 58 | " --bits BITS - Set bits per sample\n" |
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| 59 | " --chans CHANNELS - Set number of channels\n" |
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| 60 | " --codec CODEC - Set the codec\n" |
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| 61 | " --help - Show this help\n" |
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| 62 | ); |
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| 63 | |
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[3073] | 64 | printf("\nPossible Types:\n\n"); |
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| 65 | printf(" roar - RoarAudio Server\n" |
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| 66 | " esd - EsounD Server\n" |
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[3266] | 67 | " simple - PulseAudio using simple protocol\n" |
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[3669] | 68 | " oss - Open Sound System (OSS) device\n" |
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[3073] | 69 | "\n" |
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| 70 | " bidir - Connect bidirectional\n" |
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| 71 | " filter - Use local server as filter for remote server\n" |
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| 72 | " transmit - Transmit data from local server to remote server\n" |
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| 73 | " receive - Receive data from remote server\n" |
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| 74 | ); |
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| 75 | |
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[2164] | 76 | } |
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| 77 | |
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[2228] | 78 | int parse_type (char * type) { |
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[2229] | 79 | int ret = MT_NONE|ST_NONE; |
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| 80 | char * colon; |
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[2228] | 81 | |
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| 82 | if ( type != NULL ) { |
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[2229] | 83 | while (type != NULL && *type) { |
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| 84 | if ( (colon = strstr(type, ":")) != NULL ) { |
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| 85 | *colon = 0; |
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| 86 | colon++; |
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| 87 | } |
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| 88 | |
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| 89 | if ( !strcmp(type, "roar") ) { |
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| 90 | ret -= ret & MT_MASK; |
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| 91 | ret += MT_ROAR; |
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| 92 | } else if ( !strcmp(type, "esd") ) { |
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| 93 | ret -= ret & MT_MASK; |
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| 94 | ret += MT_ESD; |
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[3266] | 95 | } else if ( !strcmp(type, "simple") ) { |
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| 96 | ret -= ret & MT_MASK; |
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| 97 | ret += MT_SIMPLE; |
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[3669] | 98 | } else if ( !strcmp(type, "oss") ) { |
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| 99 | ret -= ret & MT_MASK; |
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| 100 | ret += MT_OSS; |
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[2229] | 101 | } else if ( !strcmp(type, "bidir") ) { |
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| 102 | ret -= ret & ST_MASK; |
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| 103 | ret += ST_BIDIR; |
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| 104 | } else if ( !strcmp(type, "filter") ) { |
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| 105 | ret -= ret & ST_MASK; |
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| 106 | ret += ST_FILTER; |
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[2904] | 107 | } else if ( !strcmp(type, "transmit") ) { |
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| 108 | ret -= ret & ST_MASK; |
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| 109 | ret += ST_TRANSMIT; |
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| 110 | } else if ( !strcmp(type, "receive") ) { |
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| 111 | ret -= ret & ST_MASK; |
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| 112 | ret += ST_RECEIVE; |
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[2229] | 113 | } else { |
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| 114 | return MT_NONE|ST_NONE; |
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| 115 | } |
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| 116 | |
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| 117 | type = colon; |
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| 118 | } |
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[2228] | 119 | } |
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| 120 | |
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| 121 | if ( (ret & MT_MASK) == MT_NONE ) |
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| 122 | ret |= MT_DEFAULT; |
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| 123 | |
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| 124 | if ( (ret & ST_MASK) == ST_NONE ) { |
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| 125 | switch (ret & MT_MASK) { |
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[3266] | 126 | case MT_ROAR: ret |= ST_BIDIR; break; |
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| 127 | case MT_ESD: ret |= ST_FILTER; break; |
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[3271] | 128 | case MT_SIMPLE: ret |= ST_TRANSMIT; break; // we use ST_TRANSMIT because ST_BIDIR is |
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| 129 | // very unlike to be configured at the server side. |
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[3669] | 130 | case MT_OSS: ret |= ST_BIDIR; break; |
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[2228] | 131 | default: |
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| 132 | return MT_NONE|ST_NONE; // error case |
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| 133 | break; |
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| 134 | } |
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| 135 | } |
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| 136 | |
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| 137 | return ret; |
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| 138 | } |
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| 139 | |
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[2164] | 140 | int main (int argc, char * argv[]) { |
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| 141 | struct roar_connection con[1]; |
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| 142 | struct roar_stream stream[1]; |
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[3669] | 143 | struct roar_vio_calls vio; |
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| 144 | struct roar_audio_info info; |
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[2164] | 145 | int rate = 44100; |
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| 146 | int bits = 16; |
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| 147 | int channels = 2; |
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| 148 | int codec = ROAR_CODEC_DEFAULT; |
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[2228] | 149 | int type = parse_type(NULL); |
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[2227] | 150 | int tmp; |
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[2164] | 151 | char * server = NULL; |
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[3121] | 152 | char * remote = "+slp"; // we hope SLP located server is not local one |
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[2164] | 153 | char * k; |
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| 154 | int rfh; |
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| 155 | int i; |
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[2904] | 156 | int localdir = ROAR_DIR_BIDIR; |
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[3266] | 157 | int rport; |
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[2164] | 158 | |
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| 159 | for (i = 1; i < argc; i++) { |
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| 160 | k = argv[i]; |
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| 161 | |
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| 162 | if ( strcmp(k, "--server") == 0 ) { |
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| 163 | server = argv[++i]; |
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| 164 | } else if ( strcmp(k, "--remote") == 0 ) { |
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| 165 | remote = argv[++i]; |
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[2228] | 166 | } else if ( strcmp(k, "--type") == 0 ) { |
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| 167 | type = parse_type(argv[++i]); |
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[2164] | 168 | } else if ( strcmp(k, "--rate") == 0 ) { |
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| 169 | rate = atoi(argv[++i]); |
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| 170 | } else if ( strcmp(k, "--bits") == 0 ) { |
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| 171 | bits = atoi(argv[++i]); |
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| 172 | } else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 ) { |
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| 173 | channels = atoi(argv[++i]); |
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| 174 | } else if ( strcmp(k, "--codec") == 0 ) { |
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| 175 | codec = roar_str2codec(argv[++i]); |
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| 176 | } else if ( strcmp(k, "--help") == 0 ) { |
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| 177 | usage(); |
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| 178 | return 0; |
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| 179 | } else { |
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| 180 | fprintf(stderr, "Error: unknown argument: %s\n", k); |
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| 181 | usage(); |
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| 182 | return 1; |
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| 183 | } |
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| 184 | } |
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| 185 | |
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[2227] | 186 | switch (type & MT_MASK) { |
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| 187 | case MT_ROAR: |
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| 188 | switch (type & ST_MASK) { |
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| 189 | case ST_BIDIR: |
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[2904] | 190 | tmp = ROAR_DIR_BIDIR; |
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[2227] | 191 | break; |
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| 192 | case ST_FILTER: |
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[2904] | 193 | tmp = ROAR_DIR_FILTER; |
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| 194 | break; |
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| 195 | case ST_TRANSMIT: |
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| 196 | tmp = ROAR_DIR_PLAY; |
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| 197 | localdir = ROAR_DIR_MONITOR; |
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| 198 | break; |
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| 199 | case ST_RECEIVE: |
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| 200 | tmp = ROAR_DIR_MONITOR; |
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| 201 | localdir = ROAR_DIR_PLAY; |
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[2227] | 202 | break; |
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| 203 | default: |
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| 204 | fprintf(stderr, "Error: unknown stream type\n"); |
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| 205 | return 2; |
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| 206 | } |
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| 207 | rfh = roar_simple_stream(rate, channels, bits, codec, remote, tmp, "roarinterconnect"); |
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| 208 | break; |
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[3669] | 209 | case MT_OSS: |
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| 210 | switch (type & ST_MASK) { |
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| 211 | case ST_BIDIR: |
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| 212 | tmp = ROAR_DIR_BIDIR; |
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| 213 | break; |
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| 214 | case ST_TRANSMIT: |
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| 215 | tmp = ROAR_DIR_PLAY; |
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| 216 | localdir = ROAR_DIR_MONITOR; |
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| 217 | break; |
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| 218 | case ST_RECEIVE: |
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| 219 | tmp = ROAR_DIR_RECORD; |
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| 220 | localdir = ROAR_DIR_PLAY; |
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| 221 | break; |
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| 222 | default: |
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| 223 | fprintf(stderr, "Error: unknown stream type\n"); |
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| 224 | return 2; |
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| 225 | } |
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| 226 | info.rate = rate; |
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| 227 | info.channels = channels; |
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| 228 | info.bits = bits; |
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| 229 | info.codec = codec; |
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| 230 | if ( roar_cdriver_oss(&vio, "OSS", remote, &info, tmp) == -1 ) { |
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| 231 | fprintf(stderr, "Error: can not open OSS device %s\n", remote); |
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| 232 | return 2; |
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| 233 | } |
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| 234 | if ( roar_vio_ctl(&vio, ROAR_VIO_CTL_GET_FH, &rfh) == -1 ) { |
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| 235 | roar_vio_close(&vio); |
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| 236 | fprintf(stderr, "Error: can not get filehandle for OSS device %s\n", remote); |
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| 237 | return 2; |
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| 238 | } |
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| 239 | break; |
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[2227] | 240 | #ifdef ROAR_HAVE_ESD |
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| 241 | case MT_ESD: |
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| 242 | tmp = ESD_STREAM|ESD_PLAY; |
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| 243 | |
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| 244 | switch (bits) { |
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| 245 | case 8: tmp |= ESD_BITS8; break; |
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| 246 | case 16: tmp |= ESD_BITS16; break; |
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| 247 | default: |
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| 248 | fprintf(stderr, "Error: EsounD only supports 8 and 16 bit streams\n"); |
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| 249 | return 2; |
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| 250 | } |
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| 251 | |
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| 252 | switch (channels) { |
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| 253 | case 1: tmp |= ESD_MONO; break; |
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| 254 | case 2: tmp |= ESD_STEREO; break; |
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| 255 | default: |
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| 256 | fprintf(stderr, "Error: EsounD only supports mono and stereo streams\n"); |
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| 257 | return 2; |
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| 258 | } |
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| 259 | |
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[2260] | 260 | // this is only true if the esd runs on a LE system,... |
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| 261 | if ( bits == 8 && codec != ROAR_CODEC_PCM_U_LE ) { |
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| 262 | fprintf(stderr, "Error: EsounD only supports unsigned PCM in 8 bit mode\n"); |
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| 263 | return 2; |
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| 264 | } else if ( bits == 16 && codec != ROAR_CODEC_DEFAULT ) { |
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| 265 | fprintf(stderr, "Error: EsounD only supports signed PCM in 16 bit mode\n"); |
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| 266 | return 2; |
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| 267 | } |
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| 268 | |
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[2905] | 269 | switch (type & ST_MASK) { |
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| 270 | case ST_FILTER: |
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| 271 | rfh = esd_filter_stream(tmp, rate, remote, "roarinterconnect"); |
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| 272 | break; |
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| 273 | case ST_TRANSMIT: |
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| 274 | rfh = esd_play_stream(tmp, rate, remote, "roarinterconnect"); |
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| 275 | break; |
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| 276 | case ST_RECEIVE: |
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| 277 | rfh = esd_monitor_stream(tmp, rate, remote, "roarinterconnect"); |
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| 278 | break; |
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| 279 | default: |
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| 280 | fprintf(stderr, "Error: this type is not supported by EsounD\n"); |
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| 281 | return 2; |
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| 282 | break; |
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| 283 | } |
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[2227] | 284 | break; |
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| 285 | #endif |
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[3266] | 286 | case MT_SIMPLE: |
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| 287 | switch (type & ST_MASK) { |
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[3271] | 288 | case ST_BIDIR: |
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| 289 | tmp = -1; |
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| 290 | localdir = ROAR_DIR_BIDIR; |
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| 291 | break; |
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[3266] | 292 | case ST_TRANSMIT: |
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| 293 | tmp = SHUT_RD; |
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| 294 | localdir = ROAR_DIR_MONITOR; |
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| 295 | break; |
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| 296 | case ST_RECEIVE: |
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| 297 | tmp = SHUT_WR; |
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| 298 | localdir = ROAR_DIR_PLAY; |
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| 299 | break; |
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| 300 | default: |
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| 301 | fprintf(stderr, "Error: this type is not supported by PulseAudio\n"); |
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| 302 | return 2; |
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| 303 | } |
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| 304 | // we guess INET here... |
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| 305 | if ( strstr(remote, "/") == NULL && (k = strstr(remote, ":")) != NULL ) { |
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| 306 | *k = 0; |
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| 307 | k++; |
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| 308 | rport = atoi(k); |
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| 309 | } else { |
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| 310 | rport = 4712; |
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| 311 | } |
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| 312 | rfh = roar_socket_connect(remote, rport); |
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[3271] | 313 | if ( tmp != -1 ) { |
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| 314 | ROAR_SHUTDOWN(rfh, tmp); |
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| 315 | } |
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[3266] | 316 | break; |
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[2227] | 317 | default: |
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| 318 | fprintf(stderr, "Error: unknown/not supported server type\n"); |
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| 319 | return 2; |
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| 320 | } |
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[2224] | 321 | |
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| 322 | if ( rfh == -1 ) { |
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| 323 | fprintf(stderr, "Error: can not connect to remote server\n"); |
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| 324 | return 10; |
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[2164] | 325 | } |
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| 326 | |
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| 327 | if ( roar_simple_connect(con, server, "roarinterconnect") == -1 ) { |
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[2224] | 328 | fprintf(stderr, "Can not connect to local server\n"); |
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| 329 | return 20; |
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[2164] | 330 | } |
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| 331 | |
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| 332 | if ( roar_stream_new(stream, rate, channels, bits, codec) == -1 ) { |
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| 333 | roar_disconnect(con); |
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[2224] | 334 | return 21; |
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[2164] | 335 | } |
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| 336 | |
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[2904] | 337 | if ( roar_stream_connect(con, stream, localdir) == -1 ) { |
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[2164] | 338 | roar_disconnect(con); |
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[2224] | 339 | return 22; |
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[2164] | 340 | } |
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| 341 | |
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| 342 | if ( roar_stream_passfh(con, stream, rfh) == -1 ) { |
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| 343 | roar_disconnect(con); |
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[2224] | 344 | return 23; |
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[2164] | 345 | } |
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| 346 | |
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| 347 | roar_simple_close(rfh); |
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| 348 | |
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| 349 | if ( roar_stream_attach_simple(con, stream, 0) == -1 ) { |
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[2224] | 350 | fprintf(stderr, "Can not attach remote stream to local server\n"); |
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[2164] | 351 | } |
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| 352 | |
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| 353 | roar_disconnect(con); |
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| 354 | |
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| 355 | return 0; |
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| 356 | } |
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| 357 | |
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| 358 | //ll |
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