1 | //stream.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2010 |
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5 | * |
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6 | * This file is part of libroar 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 | * libroar 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, 51 Franklin Street, Fifth Floor, |
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22 | * Boston, MA 02110-1301, USA. |
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23 | * |
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24 | * NOTE for everyone want's to change something and send patches: |
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25 | * read README and HACKING! There a addition information on |
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26 | * the license of this document you need to read before you send |
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27 | * any patches. |
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28 | * |
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29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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30 | * or libpulse*: |
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31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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32 | * and are therefore GPL. Because of this it may be illigal to use |
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33 | * them with any software that uses libesd, libartsc or libpulse*. |
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34 | */ |
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35 | |
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36 | #include "libroar.h" |
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37 | |
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38 | int roar_stream_connect (struct roar_connection * con, struct roar_stream * s, int dir) { |
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39 | struct roar_libroar_config * config = roar_libroar_get_config(); |
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40 | struct roar_stream ms; |
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41 | struct roar_message m; |
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42 | |
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43 | s->dir = dir; |
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44 | |
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45 | memcpy(&ms, s, sizeof(ms)); |
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46 | |
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47 | m.cmd = ROAR_CMD_NEW_STREAM; |
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48 | m.stream = -1; |
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49 | m.pos = 0; |
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50 | |
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51 | if ( config != NULL ) { |
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52 | if ( config->info.rate ) |
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53 | ms.info.rate = config->info.rate; |
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54 | if ( config->info.bits ) |
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55 | ms.info.bits = config->info.bits; |
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56 | if ( config->info.channels ) |
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57 | ms.info.channels = config->info.channels; |
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58 | if ( config->info.codec ) |
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59 | ms.info.codec = config->info.codec; |
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60 | } |
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61 | |
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62 | roar_stream_s2m(&ms, &m); |
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63 | |
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64 | if ( roar_req(con, &m, NULL) != 0 ) |
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65 | return -1; |
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66 | |
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67 | if ( m.cmd == ROAR_CMD_OK ) { |
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68 | s->id = m.stream; |
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69 | |
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70 | ROAR_DBG("roar_stream_connect(*) = 0"); |
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71 | return 0; |
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72 | } |
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73 | |
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74 | ROAR_ERR("roar_stream_connect(*): Connecting new stream faild!"); |
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75 | ROAR_DBG("roar_stream_connect(*) = -1"); |
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76 | return -1; |
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77 | } |
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78 | |
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79 | int roar_stream_new (struct roar_stream * s, unsigned int rate, |
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80 | unsigned int channels, unsigned int bits, unsigned int codec) { |
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81 | |
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82 | if ( s == NULL ) |
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83 | return -1; |
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84 | |
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85 | s->fh = -1; |
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86 | s->id = -1; |
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87 | s->pos = 0; |
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88 | s->pos_rel_id = -1; |
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89 | |
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90 | s->dir = ROAR_DIR_DEFAULT; |
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91 | |
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92 | /* |
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93 | s->datalen = 0; |
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94 | s->offset = 0; |
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95 | |
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96 | s->database = NULL; |
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97 | s->dataoff = NULL; |
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98 | */ |
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99 | |
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100 | s->info.rate = rate; |
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101 | s->info.channels = channels; |
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102 | s->info.bits = bits; |
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103 | s->info.codec = codec; |
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104 | |
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105 | if ( bits > ROAR_BITS_MAX ) |
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106 | return -1; |
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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 roar_stream_set_rel_id(struct roar_stream * s, int id) { |
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112 | if ( s == NULL ) |
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113 | return -1; |
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114 | |
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115 | s->pos_rel_id = id; |
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116 | |
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117 | return 0; |
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118 | } |
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119 | |
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120 | int roar_stream_get_rel_id(struct roar_stream * s) { |
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121 | if ( s == NULL ) |
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122 | return -1; |
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123 | |
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124 | return s->pos_rel_id; |
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125 | } |
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126 | |
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127 | int roar_stream_new_by_id(struct roar_stream * s, int id) { |
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128 | if ( s == NULL ) |
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129 | return -1; |
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130 | |
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131 | if ( roar_stream_new_empty(s) == -1 ) |
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132 | return -1; |
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133 | |
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134 | return roar_stream_set_id(s, id); |
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135 | } |
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136 | |
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137 | int roar_stream_new_empty(struct roar_stream * s) { |
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138 | if ( s == NULL ) |
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139 | return -1; |
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140 | |
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141 | return roar_stream_new(s, 0, 0, 0, 0); |
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142 | } |
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143 | |
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144 | int roar_stream_set_id (struct roar_stream * s, int id) { |
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145 | if ( s == NULL ) |
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146 | return -1; |
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147 | |
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148 | s->id = id; |
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149 | |
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150 | return 0; |
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151 | } |
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152 | |
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153 | int roar_stream_get_id (struct roar_stream * s) { |
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154 | if ( s == NULL ) |
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155 | return -1; |
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156 | |
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157 | return s->id; |
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158 | } |
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159 | |
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160 | int roar_stream_set_fh (struct roar_stream * s, int fh) { |
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161 | if ( s == NULL ) |
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162 | return -1; |
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163 | |
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164 | s->fh = fh; |
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165 | |
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166 | return 0; |
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167 | } |
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168 | |
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169 | int roar_stream_get_fh (struct roar_stream * s) { |
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170 | if ( s == NULL ) |
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171 | return -1; |
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172 | |
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173 | return s->fh; |
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174 | } |
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175 | |
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176 | int roar_stream_set_dir (struct roar_stream * s, int dir) { |
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177 | if ( s == NULL ) |
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178 | return -1; |
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179 | |
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180 | s->dir = dir; |
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181 | |
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182 | return 0; |
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183 | } |
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184 | |
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185 | int roar_stream_get_dir (struct roar_stream * s) { |
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186 | if ( s == NULL ) |
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187 | return -1; |
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188 | |
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189 | return s->dir; |
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190 | } |
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191 | |
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192 | |
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193 | int roar_stream_exec (struct roar_connection * con, struct roar_stream * s) { |
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194 | struct roar_message m; |
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195 | |
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196 | m.cmd = ROAR_CMD_EXEC_STREAM; |
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197 | m.stream = s->id; |
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198 | m.datalen = 0; |
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199 | m.pos = 0; |
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200 | |
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201 | if ( roar_req(con, &m, NULL) == -1 ) |
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202 | return -1; |
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203 | |
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204 | if ( m.cmd == ROAR_CMD_OK ) |
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205 | return 0; |
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206 | return -1; |
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207 | } |
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208 | |
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209 | int roar_stream_connect_to (struct roar_connection * con, struct roar_stream * s, int type, char * host, int port) { |
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210 | struct roar_message m; |
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211 | |
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212 | if ( roar_stream_connect_to_ask(con, s, type, host, port) == -1 ) |
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213 | return -1; |
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214 | |
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215 | if ( roar_recv_message(con, &m, NULL) == -1 ) |
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216 | return -1; |
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217 | |
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218 | if ( m.cmd == ROAR_CMD_OK ) |
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219 | return 0; |
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220 | return -1; |
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221 | } |
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222 | |
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223 | int roar_stream_connect_to_ask (struct roar_connection * con, struct roar_stream * s, int type, char * host, int port) { |
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224 | struct roar_message m; |
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225 | int len = 0; |
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226 | |
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227 | if ( host == NULL ) |
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228 | return -1; |
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229 | |
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230 | ROAR_DBG("roar_stream_connect_to_ask(*): Ask the server to connect to: %s:%i", host, port); |
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231 | |
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232 | m.cmd = ROAR_CMD_CON_STREAM; |
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233 | m.stream = s->id; |
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234 | m.pos = 0; |
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235 | |
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236 | m.data[0] = 0; |
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237 | m.data[1] = type; |
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238 | ((uint16_t*)&(m.data))[1] = ROAR_HOST2NET16(port); |
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239 | |
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240 | len = strlen(host); |
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241 | |
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242 | if ( len > 76 ) |
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243 | return -1; |
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244 | |
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245 | strncpy(&(m.data[4]), host, len); |
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246 | |
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247 | m.datalen = len + 4; |
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248 | |
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249 | if ( roar_send_message(con, &m, NULL) == -1 ) |
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250 | return -1; |
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251 | |
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252 | return 0; |
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253 | } |
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254 | |
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255 | int roar_stream_passfh (struct roar_connection * con, struct roar_stream * s, int fh) { |
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256 | struct roar_message m; |
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257 | int confh; |
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258 | |
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259 | m.cmd = ROAR_CMD_PASSFH; |
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260 | m.stream = s->id; |
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261 | m.pos = 0; |
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262 | m.datalen = 0; |
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263 | |
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264 | ROAR_DBG("roar_stream_passfh(con=%p{...}, s={.id=%i,...}, fh=%i) = ?", con, s->id, fh); |
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265 | |
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266 | roar_libroar_nowarn(); |
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267 | if ( (confh = roar_get_connection_fh(con)) == -1 ) { |
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268 | roar_libroar_warn(); |
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269 | return -1; |
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270 | } |
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271 | roar_libroar_warn(); |
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272 | |
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273 | if ( roar_send_message(con, &m, NULL) == -1 ) { |
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274 | ROAR_DBG("roar_stream_passfh(con=%p{...}, s={.id=%i,...}, fh=%i) = -1 // can not send message", con, s->id, fh); |
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275 | return -1; |
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276 | } |
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277 | |
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278 | ROAR_DBG("roar_stream_passfh(*): msg send"); |
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279 | |
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280 | if ( roar_socket_send_fh(confh, fh, NULL, 0) == -1 ) |
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281 | return -1; |
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282 | |
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283 | ROAR_DBG("roar_stream_passfh(*): fh send"); |
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284 | |
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285 | if ( roar_recv_message(con, &m, NULL) == -1 ) |
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286 | return -1; |
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287 | |
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288 | ROAR_DBG("roar_stream_passfh(*): mes recved"); |
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289 | |
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290 | if ( m.cmd == ROAR_CMD_OK ) |
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291 | return 0; |
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292 | |
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293 | return -1; |
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294 | } |
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295 | |
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296 | int roar_stream_attach_simple (struct roar_connection * con, struct roar_stream * s, int client) { |
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297 | struct roar_message m; |
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298 | uint16_t * info = (uint16_t *) m.data; |
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299 | int i; |
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300 | |
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301 | m.cmd = ROAR_CMD_ATTACH; |
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302 | m.stream = s->id; |
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303 | m.pos = 0; |
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304 | m.datalen = 6; |
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305 | |
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306 | info[0] = 0; |
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307 | info[1] = ROAR_ATTACH_SIMPLE; |
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308 | info[2] = client; |
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309 | |
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310 | for (i = 0; i < m.datalen/2; i++) { |
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311 | info[i] = ROAR_HOST2NET16(info[i]); |
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312 | } |
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313 | |
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314 | if ( roar_req(con, &m, NULL) == -1 ) |
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315 | return -1; |
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316 | |
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317 | if ( m.cmd != ROAR_CMD_OK ) |
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318 | return -1; |
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319 | |
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320 | return 0; |
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321 | } |
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322 | |
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323 | int roar_stream_add_data (struct roar_connection * con, struct roar_stream * s, char * data, size_t len) { |
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324 | struct roar_message m; |
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325 | |
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326 | m.cmd = ROAR_CMD_ADD_DATA; |
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327 | m.stream = s->id; |
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328 | m.pos = 0; |
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329 | m.datalen = len; |
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330 | |
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331 | // if ( roar_req(con, &m, (void**)&data) == -1 ) |
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332 | // return -1; |
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333 | if ( roar_send_message(con, &m, data) != 0 ) |
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334 | return -1; |
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335 | |
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336 | if ( roar_recv_message(con, &m, NULL) == -1 ) |
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337 | return -1; |
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338 | |
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339 | if ( m.cmd == ROAR_CMD_OK ) |
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340 | return 0; |
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341 | return -1; |
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342 | } |
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343 | |
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344 | int roar_stream_send_data (struct roar_connection * con, struct roar_stream * s, char * data, size_t len) { |
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345 | |
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346 | roar_debug_warn_obsolete("roar_stream_send_data", "roar_vio_write", NULL); |
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347 | |
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348 | if ( s == NULL ) |
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349 | return -1; |
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350 | |
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351 | if ( s->fh == -1 ) { |
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352 | if ( con == NULL ) |
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353 | return -1; |
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354 | |
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355 | if ( roar_stream_add_data(con, s, data, len) == -1 ) |
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356 | return -1; |
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357 | |
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358 | return len; |
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359 | } |
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360 | |
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361 | #ifdef ROAR_HAVE_IO_POSIX |
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362 | return write(s->fh, data, len); |
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363 | #endif |
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364 | |
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365 | return -1; |
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366 | } |
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367 | |
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368 | int roar_stream_get_info (struct roar_connection * con, struct roar_stream * s, struct roar_stream_info * info) { |
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369 | struct roar_message m; |
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370 | uint16_t * data = (uint16_t *) m.data; |
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371 | int i; |
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372 | |
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373 | m.cmd = ROAR_CMD_GET_STREAM_PARA; |
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374 | m.stream = s->id; |
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375 | m.datalen = 4; |
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376 | m.pos = 0; |
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377 | |
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378 | data[0] = 0; // Version and reserved |
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379 | data[1] = ROAR_STREAM_PARA_INFO; // stream |
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380 | |
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381 | for (i = 0; i < m.datalen/2; i++) { |
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382 | data[i] = ROAR_HOST2NET16(data[i]); |
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383 | } |
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384 | |
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385 | if ( roar_req(con, &m, NULL) == -1 ) |
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386 | return -1; |
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387 | |
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388 | if ( m.cmd != ROAR_CMD_OK ) |
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389 | return -1; |
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390 | |
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391 | for (i = 0; i < m.datalen/2; i++) { |
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392 | data[i] = ROAR_NET2HOST16(data[i]); |
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393 | } |
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394 | |
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395 | if ( m.datalen < 7*2 ) |
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396 | return -1; |
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397 | |
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398 | if ( data[0] != 0 || data[1] != 1 ) |
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399 | return -1; |
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400 | |
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401 | memset(info, 0, sizeof(struct roar_stream_info)); |
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402 | info->mixer = -1; |
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403 | info->role = ROAR_ROLE_UNKNOWN; |
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404 | |
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405 | info->block_size = data[2]; |
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406 | info->pre_underruns = data[3]; |
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407 | info->post_underruns = data[4]; |
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408 | info->codec = data[5]; |
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409 | info->flags = data[6]; |
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410 | info->delay = data[7]*1000; |
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411 | |
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412 | if ( m.datalen < 9*2 ) { |
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413 | info->state = ROAR_STREAMSTATE_UNKNOWN; |
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414 | return 0; |
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415 | } else { |
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416 | info->state = data[8]; |
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417 | } |
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418 | |
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419 | if ( m.datalen < 10*2 ) { |
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420 | return 0; |
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421 | } else { |
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422 | info->flags |= ((uint32_t)data[9]) << 16; |
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423 | } |
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424 | |
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425 | if ( m.datalen < 11*2 ) { |
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426 | return 0; |
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427 | } else { |
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428 | info->mixer = data[10]; |
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429 | } |
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430 | |
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431 | if ( m.datalen < 12*2 ) { |
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432 | return 0; |
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433 | } else { |
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434 | info->role = data[11]; |
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435 | } |
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436 | |
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437 | return 0; |
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438 | } |
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439 | |
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440 | int roar_stream_get_name (struct roar_connection * con, struct roar_stream * s, char * name, size_t len) { |
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441 | struct roar_message m; |
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442 | uint16_t * data = (uint16_t *) m.data; |
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443 | |
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444 | if ( con == NULL || s == NULL || name == NULL || len == 0 ) |
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445 | return -1; |
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446 | |
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447 | name[0] = 0; // just in case... |
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448 | |
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449 | m.cmd = ROAR_CMD_GET_STREAM_PARA; |
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450 | m.stream = s->id; |
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451 | m.datalen = 4; |
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452 | m.pos = 0; |
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453 | |
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454 | data[0] = 0; // Version and reserved |
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455 | data[1] = ROAR_STREAM_PARA_NAME; // stream |
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456 | |
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457 | data[0] = ROAR_HOST2NET16(data[0]); |
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458 | data[1] = ROAR_HOST2NET16(data[1]); |
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459 | |
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460 | ROAR_DBG("roar_stream_get_name(*) = ?"); |
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461 | |
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462 | if ( roar_req(con, &m, NULL) == -1 ) |
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463 | return -1; |
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464 | |
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465 | ROAR_DBG("roar_stream_get_name(*) = ?"); |
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466 | |
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467 | if ( m.cmd != ROAR_CMD_OK ) |
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468 | return -1; |
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469 | |
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470 | ROAR_DBG("roar_stream_get_name(*) = ?"); |
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471 | |
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472 | if ( m.datalen < 4 ) |
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473 | return -1; |
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474 | |
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475 | data[0] = ROAR_NET2HOST16(data[0]); |
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476 | data[1] = ROAR_NET2HOST16(data[1]); |
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477 | |
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478 | ROAR_DBG("roar_stream_get_name(*) = ?"); |
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479 | |
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480 | if ( data[0] != 0 || data[1] != ROAR_STREAM_PARA_NAME ) |
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481 | return -1; |
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482 | |
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483 | m.datalen -= 4; |
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484 | |
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485 | len--; |
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486 | |
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487 | if ( len > m.datalen ) |
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488 | len = m.datalen; |
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489 | |
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490 | strncpy(name, ((char*)m.data)+4, len); |
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491 | name[len] = 0; |
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492 | |
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493 | ROAR_DBG("roar_stream_get_name(*) = 0"); |
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494 | |
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495 | return 0; |
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496 | } |
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497 | |
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498 | int roar_stream_get_chanmap (struct roar_connection * con, struct roar_stream * s, char * map, size_t * len) { |
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499 | struct roar_message m; |
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500 | uint16_t * data = (uint16_t *) m.data; |
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501 | |
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502 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p, map=%p, len=%p) = ?", con, s, map, len); |
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503 | |
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504 | if ( con == NULL || s == NULL || map == NULL || len == NULL ) |
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505 | return -1; |
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506 | |
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507 | if ( *len == 0 ) |
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508 | return -1; |
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509 | |
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510 | memset(&m, 0, sizeof(m)); |
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511 | |
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512 | m.cmd = ROAR_CMD_GET_STREAM_PARA; |
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513 | m.stream = s->id; |
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514 | m.datalen = 2*2; |
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515 | |
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516 | data[0] = 0; // Version and reserved |
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517 | data[1] = ROAR_STREAM_PARA_CHANMAP; |
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518 | |
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519 | data[0] = ROAR_HOST2NET16(data[0]); |
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520 | data[1] = ROAR_HOST2NET16(data[1]); |
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521 | |
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522 | if ( roar_req(con, &m, NULL) == -1 ) |
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523 | return -1; |
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524 | |
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525 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = ?", con, s, s->id, map, len); |
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526 | |
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527 | if ( m.cmd != ROAR_CMD_OK ) |
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528 | return -1; |
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529 | |
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530 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = ?", con, s, s->id, map, len); |
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531 | |
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532 | if ( m.datalen < 4 ) |
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533 | return -1; |
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534 | |
---|
535 | data[0] = ROAR_NET2HOST16(data[0]); |
---|
536 | data[1] = ROAR_NET2HOST16(data[1]); |
---|
537 | |
---|
538 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = ?", con, s, s->id, map, len); |
---|
539 | |
---|
540 | if ( data[0] != 0 || data[1] != ROAR_STREAM_PARA_CHANMAP ) |
---|
541 | return -1; |
---|
542 | |
---|
543 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = ?", con, s, s->id, map, len); |
---|
544 | |
---|
545 | m.datalen -= 4; |
---|
546 | |
---|
547 | if ( m.datalen > *len ) |
---|
548 | return -1; |
---|
549 | |
---|
550 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = ?", con, s, s->id, map, len); |
---|
551 | |
---|
552 | memcpy(map, &(m.data[4]), m.datalen); |
---|
553 | |
---|
554 | *len = m.datalen; |
---|
555 | |
---|
556 | ROAR_DBG("roar_stream_get_chanmap(con=%p, s=%p{.id=%i}, map=%p, len=%p) = 0", con, s, s->id, map, len); |
---|
557 | return 0; |
---|
558 | } |
---|
559 | |
---|
560 | int roar_stream_set_chanmap (struct roar_connection * con, struct roar_stream * s, char * map, size_t len) { |
---|
561 | struct roar_message m; |
---|
562 | uint16_t * data = (uint16_t *) m.data; |
---|
563 | |
---|
564 | if ( con == NULL || s == NULL || map == NULL ) |
---|
565 | return -1; |
---|
566 | |
---|
567 | if ( len == 0 ) |
---|
568 | return 0; |
---|
569 | |
---|
570 | memset(&m, 0, sizeof(m)); |
---|
571 | |
---|
572 | m.cmd = ROAR_CMD_SET_STREAM_PARA; |
---|
573 | m.stream = s->id; |
---|
574 | m.datalen = 2*2 + len; |
---|
575 | |
---|
576 | if ( m.datalen > sizeof(m.data) ) |
---|
577 | return -1; |
---|
578 | |
---|
579 | data[0] = 0; // Version and reserved |
---|
580 | data[1] = ROAR_STREAM_PARA_CHANMAP; |
---|
581 | |
---|
582 | data[0] = ROAR_HOST2NET16(data[0]); |
---|
583 | data[1] = ROAR_HOST2NET16(data[1]); |
---|
584 | |
---|
585 | memcpy(&(m.data[4]), map, len); |
---|
586 | |
---|
587 | if ( roar_req(con, &m, NULL) == -1 ) |
---|
588 | return -1; |
---|
589 | |
---|
590 | if ( m.cmd != ROAR_CMD_OK ) |
---|
591 | return -1; |
---|
592 | |
---|
593 | return 0; |
---|
594 | } |
---|
595 | |
---|
596 | |
---|
597 | int roar_stream_set_flags (struct roar_connection * con, struct roar_stream * s, int flags, int reset) { |
---|
598 | struct roar_message m; |
---|
599 | uint16_t * data = (uint16_t *) m.data; |
---|
600 | int i; |
---|
601 | |
---|
602 | m.cmd = ROAR_CMD_SET_STREAM_PARA; |
---|
603 | m.stream = s->id; |
---|
604 | m.datalen = 8; |
---|
605 | m.pos = 0; |
---|
606 | |
---|
607 | data[0] = 0; // Version and reserved |
---|
608 | data[1] = ROAR_STREAM_PARA_FLAGS; // flags |
---|
609 | data[2] = reset == ROAR_RESET_FLAG ? ROAR_RESET_FLAG : ROAR_SET_FLAG; |
---|
610 | data[3] = flags; |
---|
611 | |
---|
612 | for (i = 0; i < m.datalen/2; i++) { |
---|
613 | data[i] = ROAR_HOST2NET16(data[i]); |
---|
614 | } |
---|
615 | |
---|
616 | if ( roar_req(con, &m, NULL) == -1 ) |
---|
617 | return -1; |
---|
618 | |
---|
619 | if ( m.cmd != ROAR_CMD_OK ) |
---|
620 | return -1; |
---|
621 | |
---|
622 | return 0; |
---|
623 | } |
---|
624 | |
---|
625 | int roar_stream_set_role (struct roar_connection * con, struct roar_stream * s, int role) { |
---|
626 | struct roar_message m; |
---|
627 | uint16_t * data = (uint16_t *) m.data; |
---|
628 | int i; |
---|
629 | |
---|
630 | m.cmd = ROAR_CMD_SET_STREAM_PARA; |
---|
631 | m.stream = s->id; |
---|
632 | m.datalen = 6; |
---|
633 | m.pos = 0; |
---|
634 | |
---|
635 | data[0] = 0; // Version and reserved |
---|
636 | data[1] = ROAR_STREAM_PARA_ROLE; // flags |
---|
637 | data[2] = role; |
---|
638 | |
---|
639 | for (i = 0; i < m.datalen/2; i++) { |
---|
640 | data[i] = ROAR_HOST2NET16(data[i]); |
---|
641 | } |
---|
642 | |
---|
643 | if ( roar_req(con, &m, NULL) == -1 ) |
---|
644 | return -1; |
---|
645 | |
---|
646 | if ( m.cmd != ROAR_CMD_OK ) |
---|
647 | return -1; |
---|
648 | |
---|
649 | return 0; |
---|
650 | } |
---|
651 | |
---|
652 | #define _ROAR_STREAM_MESSAGE_LEN ((5+1)*4) |
---|
653 | |
---|
654 | int roar_stream_s2m (struct roar_stream * s, struct roar_message * m) { |
---|
655 | uint32_t * data; |
---|
656 | int i; |
---|
657 | |
---|
658 | if ( !(s && m) ) |
---|
659 | return -1; |
---|
660 | |
---|
661 | m->datalen = _ROAR_STREAM_MESSAGE_LEN; |
---|
662 | data = (uint32_t*) m->data; |
---|
663 | |
---|
664 | data[0] = s->dir; |
---|
665 | data[1] = s->pos_rel_id; |
---|
666 | data[2] = s->info.rate; |
---|
667 | data[3] = s->info.bits; |
---|
668 | data[4] = s->info.channels; |
---|
669 | data[5] = s->info.codec; |
---|
670 | |
---|
671 | for (i = 0; i < _ROAR_STREAM_MESSAGE_LEN/4; i++) |
---|
672 | data[i] = ROAR_HOST2NET32(data[i]); |
---|
673 | |
---|
674 | ROAR_DBG("roar_stream_s2m(*): s->info:"); |
---|
675 | roar_debug_audio_info_print(&s->info); |
---|
676 | |
---|
677 | m->pos = s->pos; |
---|
678 | |
---|
679 | return 0; |
---|
680 | } |
---|
681 | int roar_stream_m2s (struct roar_stream * s, struct roar_message * m) { |
---|
682 | uint32_t * data; |
---|
683 | int i; |
---|
684 | |
---|
685 | if ( !(s && m) ) |
---|
686 | return -1; |
---|
687 | |
---|
688 | if ( m->datalen != _ROAR_STREAM_MESSAGE_LEN ) |
---|
689 | return -1; |
---|
690 | |
---|
691 | s->pos = m->pos; |
---|
692 | |
---|
693 | data = (uint32_t*) m->data; |
---|
694 | |
---|
695 | for (i = 0; i < _ROAR_STREAM_MESSAGE_LEN/4; i++) |
---|
696 | data[i] = ROAR_NET2HOST32(data[i]); |
---|
697 | |
---|
698 | s->id = m->stream; |
---|
699 | s->dir = data[0]; |
---|
700 | s->pos_rel_id = data[1]; |
---|
701 | s->info.rate = data[2]; |
---|
702 | s->info.bits = data[3]; |
---|
703 | s->info.channels = data[4]; |
---|
704 | s->info.codec = data[5]; |
---|
705 | |
---|
706 | ROAR_DBG("roar_stream_m2s(*): s->info:"); |
---|
707 | roar_debug_audio_info_print(&s->info); |
---|
708 | |
---|
709 | return 0; |
---|
710 | } |
---|
711 | |
---|
712 | // stream direction funcs: |
---|
713 | /* |
---|
714 | #define roar_dir2str(x) ((x) == ROAR_DIR_PLAY ? "play" : (x) == ROAR_DIR_MONITOR ? "monitor" : \ |
---|
715 | (x) == ROAR_DIR_FILTER ? "filter" : (x) == ROAR_DIR_RECORD ? "record" : \ |
---|
716 | (x) == ROAR_DIR_OUTPUT ? "output" : (x) == ROAR_DIR_BIDIR ? "bidir" : \ |
---|
717 | (x) == ROAR_DIR_MIXING ? "mixing" : \ |
---|
718 | "unknown") |
---|
719 | */ |
---|
720 | |
---|
721 | struct { |
---|
722 | int dir; |
---|
723 | char * name; |
---|
724 | } _libroar_dir[] = { |
---|
725 | {ROAR_DIR_PLAY, "play" }, |
---|
726 | {ROAR_DIR_RECORD, "record" }, |
---|
727 | {ROAR_DIR_MONITOR, "monitor" }, |
---|
728 | {ROAR_DIR_FILTER, "filter" }, |
---|
729 | {ROAR_DIR_OUTPUT, "output" }, |
---|
730 | {ROAR_DIR_MIXING, "mixing" }, |
---|
731 | {ROAR_DIR_META, "meta" }, |
---|
732 | {ROAR_DIR_BIDIR, "bidir" }, |
---|
733 | {ROAR_DIR_THRU, "thru" }, |
---|
734 | {ROAR_DIR_BRIDGE, "bridge" }, |
---|
735 | {ROAR_DIR_MIDI_IN, "midi_in" }, |
---|
736 | {ROAR_DIR_MIDI_OUT, "midi_out" }, |
---|
737 | {ROAR_DIR_LIGHT_IN, "light_in" }, |
---|
738 | {ROAR_DIR_LIGHT_OUT, "light_out" }, |
---|
739 | {ROAR_DIR_RAW_IN, "raw_in" }, |
---|
740 | {ROAR_DIR_RAW_OUT, "raw_out" }, |
---|
741 | {ROAR_DIR_COMPLEX_IN, "complex_in" }, |
---|
742 | {ROAR_DIR_COMPLEX_OUT, "complex_out"}, |
---|
743 | {ROAR_DIR_RDTCS_IN, "rdtcs_in" }, |
---|
744 | {ROAR_DIR_RDTCS_OUT, "rdtcs_out" }, |
---|
745 | {-1, "unknown" } |
---|
746 | }; |
---|
747 | |
---|
748 | char * roar_dir2str (int dir) { |
---|
749 | int i; |
---|
750 | |
---|
751 | for (i = 0; _libroar_dir[i].dir != -1; i++) |
---|
752 | if ( _libroar_dir[i].dir == dir ) |
---|
753 | return _libroar_dir[i].name; |
---|
754 | |
---|
755 | return _libroar_dir[i].name; |
---|
756 | } |
---|
757 | |
---|
758 | int roar_str2dir (char * name) { |
---|
759 | int i; |
---|
760 | |
---|
761 | for (i = 0; _libroar_dir[i].dir != -1; i++) |
---|
762 | if ( !strcmp(_libroar_dir[i].name, name) ) |
---|
763 | return _libroar_dir[i].dir; |
---|
764 | |
---|
765 | return _libroar_dir[i].dir; |
---|
766 | } |
---|
767 | |
---|
768 | // codec funcs: |
---|
769 | |
---|
770 | /* |
---|
771 | #define roar_codec2str(x) ((x) == ROAR_CODEC_PCM_S_LE ? "pcm_s_le" : (x) == ROAR_CODEC_PCM_S_BE ? "pcm_s_be" : \ |
---|
772 | (x) == ROAR_CODEC_PCM_S_PDP ? "pcm_s_pdp" : (x) == ROAR_CODEC_MIDI_FILE ? "midi_file" : \ |
---|
773 | "unknown" ) |
---|
774 | */ |
---|
775 | |
---|
776 | struct { |
---|
777 | int codec; |
---|
778 | char * name; |
---|
779 | } _libroar_codec[] = { |
---|
780 | // PCM: |
---|
781 | {ROAR_CODEC_PCM_S_LE, "pcm_s_le" }, |
---|
782 | {ROAR_CODEC_PCM_S_BE, "pcm_s_be" }, |
---|
783 | {ROAR_CODEC_PCM_S_PDP, "pcm_s_pdp" }, |
---|
784 | {ROAR_CODEC_PCM_U_LE, "pcm_u_le" }, |
---|
785 | {ROAR_CODEC_PCM_U_BE, "pcm_u_be" }, |
---|
786 | {ROAR_CODEC_PCM_U_PDP, "pcm_u_pdp" }, |
---|
787 | {ROAR_CODEC_DEFAULT, "default" }, // alias |
---|
788 | {ROAR_CODEC_DEFAULT, "pcm" }, // alias |
---|
789 | {ROAR_CODEC_DEFAULT, "raw" }, // alias |
---|
790 | |
---|
791 | // MIDI: |
---|
792 | {ROAR_CODEC_MIDI_FILE, "midi_file" }, |
---|
793 | {ROAR_CODEC_MIDI, "midi" }, |
---|
794 | |
---|
795 | // XIPH: |
---|
796 | {ROAR_CODEC_OGG_VORBIS, "ogg_vorbis" }, |
---|
797 | {ROAR_CODEC_OGG_VORBIS, "vorbis" }, // alias |
---|
798 | {ROAR_CODEC_FLAC, "flac" }, |
---|
799 | {ROAR_CODEC_OGG_SPEEX, "ogg_speex" }, |
---|
800 | {ROAR_CODEC_OGG_SPEEX, "speex" }, // alias |
---|
801 | {ROAR_CODEC_OGG_FLAC, "ogg_flac" }, |
---|
802 | {ROAR_CODEC_OGG_GENERAL, "ogg_general"}, |
---|
803 | {ROAR_CODEC_OGG_CELT, "ogg_celt" }, |
---|
804 | {ROAR_CODEC_OGG, "ogg" }, |
---|
805 | {ROAR_CODEC_ROAR_CELT, "roar_celt" }, |
---|
806 | {ROAR_CODEC_ROAR_SPEEX, "roar_speex" }, |
---|
807 | |
---|
808 | // RAUM: |
---|
809 | {ROAR_CODEC_RAUM, "raum" }, |
---|
810 | {ROAR_CODEC_RAUM_VORBIS, "raum_vorbis"}, |
---|
811 | {ROAR_CODEC_RAUM_FLAC, "raum_flac" }, |
---|
812 | |
---|
813 | // RIFF/WAVE like: |
---|
814 | {ROAR_CODEC_RIFF_WAVE, "riff_wave" }, |
---|
815 | {ROAR_CODEC_RIFF_WAVE, "wave" }, // alias |
---|
816 | {ROAR_CODEC_RIFF_WAVE, "wav" }, // alias |
---|
817 | |
---|
818 | //Log codecs: |
---|
819 | {ROAR_CODEC_ALAW, "alaw" }, |
---|
820 | {ROAR_CODEC_MULAW, "mulaw" }, |
---|
821 | {ROAR_CODEC_MULAW, "ulaw" }, // alias |
---|
822 | |
---|
823 | // Meta Codecs: |
---|
824 | {ROAR_CODEC_META_VCLT, "meta_vclt" }, |
---|
825 | {ROAR_CODEC_META_RALT, "meta_ralt" }, |
---|
826 | {ROAR_CODEC_META_RALB, "meta_ralb" }, |
---|
827 | {ROAR_CODEC_META_RALB_LE, "meta_ralb_le" }, |
---|
828 | {ROAR_CODEC_META_RALB_BE, "meta_ralb_be" }, |
---|
829 | {ROAR_CODEC_META_RALB_PDP, "meta_ralb_pdp"}, |
---|
830 | |
---|
831 | // light control: |
---|
832 | {ROAR_CODEC_DMX512, "dmx512" }, |
---|
833 | {ROAR_CODEC_ROARDMX, "roardmx" }, |
---|
834 | |
---|
835 | // Radio Data and Transmitter Control System: |
---|
836 | {ROAR_CODEC_RDS, "rds" }, |
---|
837 | |
---|
838 | // User specific: |
---|
839 | {ROAR_CODEC_USER0, "user0" }, |
---|
840 | {ROAR_CODEC_USER1, "user1" }, |
---|
841 | {ROAR_CODEC_USER2, "user2" }, |
---|
842 | {ROAR_CODEC_USER3, "user3" }, |
---|
843 | {ROAR_CODEC_USER4, "user4" }, |
---|
844 | {ROAR_CODEC_USER5, "user5" }, |
---|
845 | {ROAR_CODEC_USER6, "user6" }, |
---|
846 | {ROAR_CODEC_USER7, "user7" }, |
---|
847 | {ROAR_CODEC_USER8, "user8" }, |
---|
848 | {ROAR_CODEC_USER9, "user9" }, |
---|
849 | {ROAR_CODEC_USER10, "user10" }, |
---|
850 | {ROAR_CODEC_USER11, "user11" }, |
---|
851 | {ROAR_CODEC_USER12, "user12" }, |
---|
852 | {ROAR_CODEC_USER13, "user13" }, |
---|
853 | {ROAR_CODEC_USER14, "user14" }, |
---|
854 | {ROAR_CODEC_USER15, "user15" }, |
---|
855 | {-1, NULL} |
---|
856 | }; |
---|
857 | |
---|
858 | int roar_str2codec(char * codec) { |
---|
859 | int i; |
---|
860 | int guess; |
---|
861 | |
---|
862 | if ( codec == NULL || *codec == 0 ) |
---|
863 | return ROAR_CODEC_DEFAULT; |
---|
864 | |
---|
865 | if ( (guess = atoi(codec)) > 0 ) |
---|
866 | return guess; |
---|
867 | |
---|
868 | if ( codec == NULL || *codec == 0 ) |
---|
869 | return ROAR_CODEC_DEFAULT; |
---|
870 | |
---|
871 | for (i = 0; _libroar_codec[i].codec != -1; i++) |
---|
872 | if ( strcasecmp(_libroar_codec[i].name, codec) == 0 ) |
---|
873 | return _libroar_codec[i].codec; |
---|
874 | |
---|
875 | return -1; |
---|
876 | } |
---|
877 | |
---|
878 | |
---|
879 | char * roar_codec2str (int codec) { |
---|
880 | int i; |
---|
881 | |
---|
882 | for (i = 0; _libroar_codec[i].codec != -1; i++) |
---|
883 | if ( _libroar_codec[i].codec == codec ) |
---|
884 | return _libroar_codec[i].name; |
---|
885 | |
---|
886 | return "unknown"; |
---|
887 | } |
---|
888 | |
---|
889 | char * roar_streamstate2str(int streamstate) { |
---|
890 | switch (streamstate) { |
---|
891 | case ROAR_STREAMSTATE_UNUSED: return "unused"; break; |
---|
892 | case ROAR_STREAMSTATE_INITING: return "initing"; break; |
---|
893 | case ROAR_STREAMSTATE_NEW: return "new"; break; |
---|
894 | case ROAR_STREAMSTATE_OLD: return "old"; break; |
---|
895 | case ROAR_STREAMSTATE_CLOSING: return "closing"; break; |
---|
896 | } |
---|
897 | |
---|
898 | return "unknown"; |
---|
899 | } |
---|
900 | |
---|
901 | struct { |
---|
902 | int role; |
---|
903 | char * name; |
---|
904 | } _libroar_role[] = { |
---|
905 | {ROAR_ROLE_UNKNOWN, "unknown" }, |
---|
906 | {ROAR_ROLE_NONE, "none" }, |
---|
907 | {ROAR_ROLE_MUSIC, "music" }, |
---|
908 | {ROAR_ROLE_VIDEO, "video" }, |
---|
909 | {ROAR_ROLE_GAME, "game" }, |
---|
910 | {ROAR_ROLE_EVENT, "event" }, |
---|
911 | {ROAR_ROLE_BEEP, "beep" }, |
---|
912 | {ROAR_ROLE_PHONE, "phone" }, |
---|
913 | {ROAR_ROLE_BACKGROUND_MUSIC, "background music"}, |
---|
914 | {ROAR_ROLE_BACKGROUND_MUSIC, "background_music"}, // alias |
---|
915 | {ROAR_ROLE_VOICE, "voice" }, |
---|
916 | {ROAR_ROLE_INSTRUMENT, "instrument" }, |
---|
917 | {ROAR_ROLE_RHYTHM, "rhythm" }, |
---|
918 | {ROAR_ROLE_CLICK, "click", }, |
---|
919 | {ROAR_ROLE_MIXED, "mixed", }, |
---|
920 | {-1, NULL} |
---|
921 | }; |
---|
922 | |
---|
923 | int roar_str2role (char * role) { |
---|
924 | int i; |
---|
925 | |
---|
926 | for (i = 0; _libroar_role[i].name != NULL; i++) |
---|
927 | if ( !strcasecmp(_libroar_role[i].name, role) ) |
---|
928 | return _libroar_role[i].role; |
---|
929 | |
---|
930 | return ROAR_ROLE_UNKNOWN; |
---|
931 | } |
---|
932 | |
---|
933 | char * roar_role2str (int role) { |
---|
934 | int i; |
---|
935 | |
---|
936 | for (i = 0; _libroar_role[i].name != NULL; i++) |
---|
937 | if ( _libroar_role[i].role == role ) |
---|
938 | return _libroar_role[i].name; |
---|
939 | |
---|
940 | return "unknown"; |
---|
941 | } |
---|
942 | |
---|
943 | ssize_t roar_info2samplesize (struct roar_audio_info * info) { |
---|
944 | if ( info == NULL ) |
---|
945 | return -1; |
---|
946 | |
---|
947 | switch (info->codec) { |
---|
948 | case ROAR_CODEC_PCM_S_LE: |
---|
949 | case ROAR_CODEC_PCM_S_BE: |
---|
950 | case ROAR_CODEC_PCM_S_PDP: |
---|
951 | case ROAR_CODEC_PCM_U_LE: |
---|
952 | case ROAR_CODEC_PCM_U_BE: |
---|
953 | case ROAR_CODEC_PCM_U_PDP: |
---|
954 | return info->bits; |
---|
955 | break; |
---|
956 | case ROAR_CODEC_ALAW: |
---|
957 | case ROAR_CODEC_MULAW: |
---|
958 | return 8; |
---|
959 | break; |
---|
960 | case ROAR_CODEC_DMX512: |
---|
961 | return 8; |
---|
962 | break; |
---|
963 | case ROAR_CODEC_RDS: |
---|
964 | return 26; |
---|
965 | break; |
---|
966 | default: |
---|
967 | return -1; |
---|
968 | break; |
---|
969 | } |
---|
970 | } |
---|
971 | |
---|
972 | ssize_t roar_info2framesize (struct roar_audio_info * info) { |
---|
973 | ssize_t ret = roar_info2samplesize(info); |
---|
974 | |
---|
975 | if ( ret == -1 ) |
---|
976 | return -1; |
---|
977 | |
---|
978 | ret *= info->channels; |
---|
979 | |
---|
980 | return ret; |
---|
981 | } |
---|
982 | |
---|
983 | ssize_t roar_info2bitspersec(struct roar_audio_info * info) { |
---|
984 | ssize_t ret = roar_info2samplesize(info); |
---|
985 | |
---|
986 | if ( ret == -1 ) |
---|
987 | return -1; |
---|
988 | |
---|
989 | ret *= info->channels * info->rate; |
---|
990 | |
---|
991 | return ret; |
---|
992 | } |
---|
993 | |
---|
994 | //ll |
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