1 | //req.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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5 | * |
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6 | * This file is part of roard a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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22 | * |
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23 | */ |
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24 | |
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25 | #include "roard.h" |
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26 | |
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27 | int req_on_noop (int client, struct roar_message * mes, char * data) { |
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28 | mes->cmd = ROAR_CMD_OK; |
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29 | mes->datalen = 0; |
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30 | return 0; |
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31 | } |
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32 | |
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33 | int req_on_identify (int client, struct roar_message * mes, char * data) { |
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34 | struct roar_client * c; |
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35 | int max_len; |
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36 | |
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37 | if ( mes->datalen < 1 ) |
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38 | return -1; |
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39 | |
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40 | clients_get(client, &c); |
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41 | |
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42 | if ( mes->data[0] == 1 ) { |
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43 | if ( c->pid == -1 ) { |
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44 | c->pid = ROAR_NET2HOST32(*(uint32_t*)((mes->data)+1)); |
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45 | ROAR_DBG("req_on_identify(): new PID: c->pid = %i", c->pid); |
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46 | } |
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47 | |
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48 | ROAR_DBG("req_on_identify(): final PID: c->pid = %i", c->pid); |
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49 | |
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50 | max_len = (mes->datalen - 5) < (ROAR_BUFFER_NAME-1) ? (mes->datalen - 5) : (ROAR_BUFFER_NAME-1); |
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51 | |
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52 | strncpy(c->name, mes->data + 5, max_len); |
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53 | c->name[max_len] = 0; |
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54 | |
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55 | mes->cmd = ROAR_CMD_OK; |
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56 | mes->datalen = 0; |
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57 | |
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58 | ROAR_DBG("req_on_identify(*): client=%i, pid=%i", client, c->pid); |
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59 | ROAR_DBG("req_on_identify(*) = 0"); |
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60 | return 0; |
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61 | } |
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62 | |
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63 | return -1; |
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64 | } |
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65 | |
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66 | int req_on_auth (int client, struct roar_message * mes, char * data) { |
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67 | // TODO: add code to support some auth. |
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68 | mes->cmd = ROAR_CMD_OK; |
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69 | mes->datalen = 0; |
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70 | return 0; |
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71 | } |
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72 | |
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73 | |
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74 | int req_on_new_stream (int client, struct roar_message * mes, char * data) { |
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75 | int stream; |
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76 | struct roar_stream * s; |
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77 | |
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78 | if ((stream = streams_new()) == -1 ) |
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79 | return -1; |
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80 | |
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81 | if ( streams_get(stream, (struct roar_stream_server **)&s) == -1 ) { |
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82 | streams_delete(stream); |
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83 | return -1; |
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84 | } |
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85 | |
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86 | if ( client_stream_add(client, stream) == -1 ) { |
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87 | streams_delete(stream); |
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88 | return -1; |
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89 | } |
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90 | |
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91 | if ( roar_stream_m2s(s, mes) == -1 ) { |
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92 | streams_delete(stream); |
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93 | return -1; |
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94 | } |
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95 | |
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96 | ROAR_STREAM(s)->id = stream; // roar_stream_m2s() resets this |
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97 | ROAR_STREAM_SERVER(s)->codec_orgi = ROAR_STREAM(s)->info.codec; |
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98 | |
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99 | mes->cmd = ROAR_CMD_OK; |
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100 | mes->stream = stream; |
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101 | mes->datalen = 0; |
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102 | |
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103 | return 0; |
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104 | } |
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105 | |
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106 | int req_on_exec_stream (int client, struct roar_message * mes, char * data) { |
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107 | int r; |
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108 | |
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109 | if ( (r = client_stream_exec(client, mes->stream)) == -1 ) |
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110 | return -1; |
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111 | |
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112 | mes->cmd = ROAR_CMD_OK; |
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113 | mes->datalen = 0; |
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114 | |
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115 | return 0; |
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116 | } |
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117 | |
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118 | int req_on_con_stream (int client, struct roar_message * mes, char * data) { |
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119 | char host[80] = {0}; |
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120 | int port = 0; |
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121 | int type; |
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122 | int fh; |
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123 | int len; |
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124 | |
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125 | if ( mes->datalen < 4 ) |
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126 | return -1; |
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127 | |
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128 | if ( *(mes->data) != 0 ) |
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129 | return -1; |
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130 | |
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131 | if ( mes->datalen > 80 ) // we do not support long messages here |
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132 | return -1; |
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133 | |
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134 | type = (unsigned)mes->data[1]; |
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135 | port = ROAR_NET2HOST16(((uint16_t*)mes->data)[1]); |
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136 | |
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137 | len = mes->datalen - 4; |
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138 | |
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139 | strncpy(host, &(mes->data[4]), len); |
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140 | host[len] = 0; |
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141 | |
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142 | if ( type > ROAR_SOCKET_TYPE_MAX ) |
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143 | return -1; |
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144 | |
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145 | if ( type == ROAR_SOCKET_TYPE_FILE ) // disabled because of security resons |
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146 | return -1; |
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147 | |
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148 | if ( type == ROAR_SOCKET_TYPE_FORK ) // why should we connect to ourself? |
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149 | return -1; |
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150 | |
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151 | ROAR_DBG("req_on_con_stream(*): CONNECT(type=%i, host='%s', port=%i)", type, host, port); |
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152 | |
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153 | if ( (fh = roar_socket_open(ROAR_SOCKET_MODE_CONNECT, type, host, port)) == -1 ) |
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154 | return -1; |
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155 | |
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156 | if ( client_stream_set_fh(client, mes->stream, fh) == -1 ) { |
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157 | close(fh); |
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158 | return 1; |
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159 | } |
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160 | |
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161 | mes->datalen = 0; |
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162 | mes->cmd = ROAR_CMD_OK; |
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163 | |
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164 | return 0; |
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165 | } |
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166 | |
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167 | int req_on_passfh (int client, struct roar_message * mes, char * data) { |
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168 | int fh; |
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169 | int sock = clients_get_fh(client); |
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170 | |
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171 | if ( (fh = roar_socket_recv_fh(sock, NULL, NULL)) == -1 ) |
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172 | return -1; |
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173 | |
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174 | if ( client_stream_set_fh(client, mes->stream, fh) == -1 ) { |
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175 | close(fh); |
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176 | return 1; |
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177 | } |
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178 | |
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179 | |
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180 | mes->datalen = 0; |
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181 | mes->cmd = ROAR_CMD_OK; |
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182 | |
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183 | return 0; |
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184 | } |
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185 | |
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186 | int req_on_set_meta (int client, struct roar_message * mes, char * data) { |
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187 | int type; |
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188 | int mode; |
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189 | int namelen, vallen; |
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190 | char val[255+1]; |
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191 | char name[ROAR_META_MAX_NAMELEN+1]; |
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192 | |
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193 | if ( mes->datalen < 3 ) |
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194 | return -1; |
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195 | |
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196 | if ( mes->data[0] != 0 ) // version |
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197 | return -1; |
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198 | |
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199 | mode = (unsigned) mes->data[1]; |
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200 | type = (unsigned) mes->data[2]; |
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201 | |
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202 | ROAR_DBG("req_on_set_meta(*): mode=%i, type=%i", mode, type); |
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203 | |
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204 | if ( mode == ROAR_META_MODE_CLEAR ) { |
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205 | stream_meta_clear(mes->stream); |
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206 | mes->datalen = 0; |
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207 | mes->cmd = ROAR_CMD_OK; |
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208 | return 0; |
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209 | } else if ( mode == ROAR_META_MODE_DELETE ) { // unsuppoerted at the moment |
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210 | return -1; |
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211 | } else if ( mode == ROAR_META_MODE_FINALIZE ) { |
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212 | stream_meta_finalize(mes->stream); |
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213 | mes->datalen = 0; |
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214 | mes->cmd = ROAR_CMD_OK; |
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215 | return 0; |
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216 | } else if ( mode == ROAR_META_MODE_SET || mode == ROAR_META_MODE_ADD ) { |
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217 | if ( mes->datalen < 5 ) |
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218 | return -1; |
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219 | |
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220 | namelen = (unsigned) mes->data[3]; |
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221 | vallen = (unsigned) mes->data[4]; |
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222 | |
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223 | ROAR_DBG("req_on_set_meta(*): namelen=%i, vallen=%i", namelen, vallen); |
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224 | |
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225 | if ( mes->datalen < (5 + namelen + vallen) ) |
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226 | return -1; |
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227 | |
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228 | if ( namelen > ROAR_META_MAX_NAMELEN ) |
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229 | return -1; |
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230 | |
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231 | strncpy(name, &(mes->data[5]), namelen); |
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232 | name[namelen] = 0; |
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233 | |
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234 | if ( vallen > 255 ) |
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235 | return -1; |
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236 | |
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237 | strncpy(val, &(mes->data[5+namelen]), vallen); |
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238 | val[vallen] = 0; |
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239 | |
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240 | if ( mode == ROAR_META_MODE_SET ) { |
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241 | if ( stream_meta_set(mes->stream, type, name, val) == -1 ) |
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242 | return -1; |
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243 | } else { |
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244 | if ( stream_meta_add(mes->stream, type, name, val) == -1 ) |
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245 | return -1; |
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246 | } |
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247 | |
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248 | mes->datalen = 0; |
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249 | mes->cmd = ROAR_CMD_OK; |
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250 | return 0; |
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251 | } else { // unknown mode! |
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252 | return -1; |
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253 | } |
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254 | |
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255 | return -1; |
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256 | } |
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257 | |
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258 | int req_on_get_meta (int client, struct roar_message * mes, char * data) { |
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259 | int vallen; |
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260 | int type; |
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261 | char val[LIBROAR_BUFFER_MSGDATA-1]; |
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262 | |
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263 | if ( mes->datalen != 2 ) |
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264 | return -1; |
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265 | |
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266 | if ( mes->data[0] != 0 ) // version |
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267 | return -1; |
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268 | |
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269 | type = (unsigned) mes->data[1]; |
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270 | |
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271 | if ( stream_meta_get(mes->stream, type, NULL, val, LIBROAR_BUFFER_MSGDATA-2) == -1 ) |
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272 | return -1; |
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273 | |
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274 | vallen = strlen(val); |
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275 | |
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276 | mes->cmd = ROAR_CMD_OK; |
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277 | mes->datalen = 2 + vallen; |
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278 | |
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279 | mes->data[0] = 0; |
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280 | mes->data[1] = (unsigned char) vallen; |
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281 | |
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282 | val[vallen] = 0; |
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283 | |
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284 | strncpy(&(mes->data[2]), val, vallen+1); |
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285 | |
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286 | return 0; |
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287 | } |
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288 | |
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289 | int req_on_list_meta (int client, struct roar_message * mes, char * data) { |
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290 | int i; |
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291 | int len = 0; |
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292 | int types[ROAR_META_MAX_PER_STREAM]; |
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293 | |
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294 | if ( mes->datalen != 1 ) |
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295 | return -1; |
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296 | |
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297 | if ( mes->data[0] != 0 ) // version |
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298 | return -1; |
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299 | |
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300 | if ( (len = stream_meta_list(mes->stream, types, ROAR_META_MAX_PER_STREAM)) == -1 ) |
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301 | return -1; |
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302 | |
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303 | mes->cmd = ROAR_CMD_OK; |
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304 | mes->datalen = 1 + len; |
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305 | mes->data[0] = 0; |
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306 | |
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307 | for (i = 0; i < len; i++) |
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308 | mes->data[i+1] = types[i]; |
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309 | |
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310 | return 0; |
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311 | } |
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312 | |
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313 | int req_on_server_oinfo (int client, struct roar_message * mes, char * data) { |
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314 | struct roar_stream s; |
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315 | //ROAR_DIR_OUTPUT |
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316 | |
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317 | memset(&s, 0, sizeof(struct roar_stream)); |
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318 | |
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319 | s.dir = ROAR_DIR_MIXING; |
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320 | s.pos_rel_id = -1; |
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321 | s.info.rate = g_sa->rate; |
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322 | s.info.bits = g_sa->bits; |
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323 | s.info.channels = g_sa->channels; |
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324 | s.info.codec = g_sa->codec; |
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325 | s.pos = g_pos; |
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326 | |
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327 | if ( roar_stream_s2m(&s, mes) == -1 ) |
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328 | return -1; |
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329 | |
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330 | mes->cmd = ROAR_CMD_OK; |
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331 | |
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332 | return 0; |
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333 | } |
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334 | |
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335 | |
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336 | int req_on_get_standby (int client, struct roar_message * mes, char * data) { |
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337 | mes->cmd = ROAR_CMD_OK; |
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338 | mes->datalen = 2; |
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339 | |
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340 | *((uint16_t*)mes->data) = ROAR_HOST2NET16((unsigned) g_standby); |
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341 | |
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342 | return 0; |
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343 | } |
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344 | |
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345 | int req_on_set_standby (int client, struct roar_message * mes, char * data) { |
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346 | if ( mes->datalen != 2 ) |
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347 | return -1; |
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348 | |
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349 | g_standby = ROAR_NET2HOST16(*((uint16_t*)mes->data)); |
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350 | |
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351 | mes->cmd = ROAR_CMD_OK; |
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352 | mes->datalen = 0; |
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353 | |
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354 | return 0; |
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355 | } |
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356 | |
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357 | int req_on_exit (int client, struct roar_message * mes, char * data) { |
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358 | int term = 0; |
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359 | |
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360 | if ( mes->datalen == 1 ) |
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361 | term = mes->data[0]; |
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362 | |
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363 | mes->cmd = ROAR_CMD_OK; |
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364 | mes->datalen = 0; |
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365 | |
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366 | ROAR_DBG("req_on_exit(*): term=%i", term); |
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367 | |
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368 | if ( term ) { |
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369 | cleanup_listen_socket(1); |
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370 | } else { |
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371 | alive = 0; |
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372 | } |
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373 | |
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374 | return 0; |
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375 | } |
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376 | |
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377 | int req_on_list_clients(int client, struct roar_message * mes, char * data) { |
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378 | unsigned char filter, cmp; |
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379 | uint32_t id; |
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380 | int clients[ROAR_CLIENTS_MAX]; |
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381 | int i, c = 0; |
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382 | |
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383 | if ( roar_ctl_m2f(mes, &filter, &cmp, &id) == -1 ) |
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384 | return -1; |
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385 | |
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386 | // TODO: add code to support filter |
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387 | if ( filter != ROAR_CTL_FILTER_ANY ) |
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388 | return -1; |
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389 | |
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390 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
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391 | if ( g_clients[i] != NULL ) { |
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392 | clients[c++] = i; |
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393 | } |
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394 | } |
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395 | |
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396 | roar_ctl_ia2m(mes, clients, c); |
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397 | |
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398 | mes->cmd = ROAR_CMD_OK; |
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399 | |
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400 | return 0; |
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401 | } |
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402 | int req_on_list_streams(int client, struct roar_message * mes, char * data) { |
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403 | unsigned char filter, cmp; |
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404 | uint32_t id; |
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405 | int streams[ROAR_STREAMS_MAX]; |
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406 | int i, c = 0; |
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407 | |
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408 | if ( roar_ctl_m2f(mes, &filter, &cmp, &id) == -1 ) |
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409 | return -1; |
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410 | |
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411 | // TODO: add code to support filter |
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412 | if ( filter != ROAR_CTL_FILTER_ANY ) |
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413 | return -1; |
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414 | |
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415 | for (i = 0; i < ROAR_STREAMS_MAX; i++) { |
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416 | if ( g_streams[i] != NULL ) { |
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417 | streams[c++] = i; |
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418 | } |
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419 | } |
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420 | |
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421 | roar_ctl_ia2m(mes, streams, c); |
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422 | |
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423 | mes->cmd = ROAR_CMD_OK; |
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424 | |
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425 | return 0; |
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426 | } |
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427 | |
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428 | int req_on_get_client (int client, struct roar_message * mes, char * data) { |
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429 | struct roar_client * c; |
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430 | |
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431 | if ( mes->datalen != 1 ) |
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432 | return -1; |
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433 | |
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434 | if ( clients_get(mes->data[0], &c) == -1 ) |
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435 | return -1; |
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436 | |
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437 | mes->cmd = ROAR_CMD_OK; |
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438 | |
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439 | return roar_ctl_c2m(mes, c); |
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440 | } |
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441 | |
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442 | int req_on_get_stream (int client, struct roar_message * mes, char * data) { |
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443 | struct roar_stream_server * s; |
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444 | |
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445 | if ( mes->datalen != 1 ) |
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446 | return -1; |
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447 | |
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448 | if ( streams_get(mes->data[0], &s) == -1 ) |
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449 | return -1; |
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450 | |
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451 | mes->cmd = ROAR_CMD_OK; |
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452 | mes->stream = mes->data[0]; |
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453 | |
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454 | return roar_stream_s2m(ROAR_STREAM(s), mes); |
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455 | } |
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456 | |
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457 | int req_on_get_stream_para (int client, struct roar_message * mes, char * data) { |
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458 | struct roar_stream * s; |
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459 | struct roar_stream_server * ss; |
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460 | struct roar_audio_info * audio_info; |
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461 | uint16_t * d = (uint16_t *) mes->data; |
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462 | int i; |
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463 | |
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464 | if ( mes->datalen != 4 ) |
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465 | return -1; |
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466 | |
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467 | for (i = 0; i < mes->datalen/2; i++) { |
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468 | d[i] = ROAR_NET2HOST16(d[i]); |
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469 | } |
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470 | |
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471 | if ( streams_get(mes->stream, &ss) == -1 ) { |
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472 | ROAR_WARN("req_on_get_stream_para(*): request on non existing (or other error?) stream %i", mes->stream); |
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473 | return -1; |
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474 | } |
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475 | |
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476 | s = ROAR_STREAM(ss); |
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477 | |
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478 | audio_info = &(s->info); |
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479 | |
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480 | if ( d[0] != 0 || d[1] != 1 ) { |
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481 | ROAR_WARN("req_on_get_stream_para(*): unsupported command version: %i, %i", d[0], d[1]); |
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482 | return -1; |
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483 | } |
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484 | |
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485 | mes->datalen = 2*7; |
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486 | |
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487 | d[2] = ROAR_OUTPUT_CALC_OUTBUFSIZE(audio_info); |
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488 | d[3] = ss->pre_underruns; |
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489 | d[4] = ss->post_underruns; |
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490 | d[5] = ss->codec_orgi; |
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491 | d[6] = ss->flags | (ss->primary ? ROAR_FLAG_PRIMARY : 0) | (ss->driver_id != -1 ? ROAR_FLAG_OUTPUT : 0); |
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492 | |
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493 | for (i = 0; i < mes->datalen/2; i++) { |
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494 | d[i] = ROAR_HOST2NET16(d[i]); |
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495 | } |
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496 | |
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497 | mes->pos = s->pos; |
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498 | |
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499 | mes->cmd = ROAR_CMD_OK; |
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500 | return 0; |
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501 | } |
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502 | |
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503 | int req_on_set_stream_para (int client, struct roar_message * mes, char * data) { |
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504 | uint16_t * d = (uint16_t *) mes->data; |
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505 | int i; |
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506 | |
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507 | if ( mes->datalen != 8 ) |
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508 | return -1; |
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509 | |
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510 | for (i = 0; i < mes->datalen/2; i++) { |
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511 | d[i] = ROAR_NET2HOST16(d[i]); |
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512 | } |
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513 | |
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514 | if ( d[0] != 0 || d[1] != 2 ) { |
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515 | ROAR_WARN("req_on_set_stream_para(*): unsupported command version: %i, %i", d[0], d[1]); |
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516 | return -1; |
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517 | } |
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518 | |
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519 | mes->cmd = ROAR_CMD_OK; |
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520 | mes->datalen = 0; |
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521 | |
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522 | ROAR_DBG("req_on_set_stream_para(*): request seems to be valid"); |
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523 | |
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524 | if ( d[2] == ROAR_RESET_FLAG ) { |
---|
525 | return streams_reset_flag(mes->stream, d[3]); |
---|
526 | } else { |
---|
527 | return streams_set_flag(mes->stream, d[3]); |
---|
528 | } |
---|
529 | |
---|
530 | return -1; |
---|
531 | } |
---|
532 | |
---|
533 | int req_on_kick (int client, struct roar_message * mes, char * data) { |
---|
534 | uint16_t * info = (uint16_t *) mes->data; |
---|
535 | |
---|
536 | if ( mes->datalen != 4 ) |
---|
537 | return -1; |
---|
538 | |
---|
539 | info[0] = ROAR_NET2HOST16(info[0]); |
---|
540 | info[1] = ROAR_NET2HOST16(info[1]); |
---|
541 | |
---|
542 | if ( info[0] == ROAR_OT_CLIENT ) { |
---|
543 | clients_delete(info[1]); |
---|
544 | } else if ( info[0] == ROAR_OT_STREAM ) { |
---|
545 | streams_delete(info[1]); |
---|
546 | } else { |
---|
547 | return -1; |
---|
548 | } |
---|
549 | |
---|
550 | mes->cmd = ROAR_CMD_OK; |
---|
551 | mes->datalen = 0; |
---|
552 | |
---|
553 | return 0; |
---|
554 | } |
---|
555 | |
---|
556 | int req_on_attach (int client, struct roar_message * mes, char * data) { |
---|
557 | uint16_t * info = (uint16_t *) mes->data; |
---|
558 | |
---|
559 | if ( mes->datalen < 6 ) |
---|
560 | return -1; |
---|
561 | |
---|
562 | info[0] = ROAR_NET2HOST16(info[0]); |
---|
563 | info[1] = ROAR_NET2HOST16(info[1]); |
---|
564 | info[2] = ROAR_NET2HOST16(info[2]); |
---|
565 | |
---|
566 | if ( info[0] != 0 ) |
---|
567 | return -1; |
---|
568 | |
---|
569 | if ( info[1] == ROAR_ATTACH_SIMPLE ) { |
---|
570 | if ( client_stream_move(info[2], mes->stream) == -1 ) |
---|
571 | return -1; |
---|
572 | } else { |
---|
573 | return -1; |
---|
574 | } |
---|
575 | |
---|
576 | mes->cmd = ROAR_CMD_OK; |
---|
577 | mes->datalen = 0; |
---|
578 | |
---|
579 | return 0; |
---|
580 | } |
---|
581 | |
---|
582 | int req_on_set_vol (int client, struct roar_message * mes, char * data) { |
---|
583 | uint16_t * info = (uint16_t *) mes->data; |
---|
584 | int stream; |
---|
585 | struct roar_stream_server * s; |
---|
586 | int i; |
---|
587 | int chans; |
---|
588 | |
---|
589 | ROAR_DBG("req_on_set_vol(*) = ?"); |
---|
590 | ROAR_DBG("req_on_set_vol(*): mes->datalen=%i", mes->datalen); |
---|
591 | |
---|
592 | if ( mes->datalen < (4*2) ) |
---|
593 | return -1; |
---|
594 | |
---|
595 | if ( info[0] != 0 ) // version |
---|
596 | return -1; |
---|
597 | |
---|
598 | stream = ROAR_NET2HOST16(info[1]); |
---|
599 | ROAR_DBG("req_on_set_vol(*): stream=%i", stream); |
---|
600 | |
---|
601 | // TODO: change this code. |
---|
602 | // we should not directly change the stream object but use some stream_*()-func |
---|
603 | // for that job. |
---|
604 | |
---|
605 | if ( stream < 0 || stream >= ROAR_STREAMS_MAX ) |
---|
606 | return -1; |
---|
607 | |
---|
608 | s = g_streams[stream]; |
---|
609 | |
---|
610 | if ( s == NULL ) |
---|
611 | return -1; |
---|
612 | |
---|
613 | ROAR_DBG("req_on_set_vol(*): s=%p", s); |
---|
614 | |
---|
615 | info[2] = ROAR_NET2HOST16(info[2]); |
---|
616 | |
---|
617 | if ( info[2] == ROAR_SET_VOL_ALL ) { |
---|
618 | chans = (mes->datalen/2) - 3; |
---|
619 | ROAR_DBG("req_on_set_vol(*): mode is ROAR_SET_VOL_ALL, channes=%i", chans); |
---|
620 | |
---|
621 | if ( chans >= ROAR_MAX_CHANNELS ) |
---|
622 | return -1; |
---|
623 | |
---|
624 | ROAR_DBG("req_on_set_vol(*): mixer at %p", s->mixer.mixer); |
---|
625 | |
---|
626 | for (i = 0; i < chans; i++) { |
---|
627 | s->mixer.mixer[i] = ROAR_NET2HOST16(info[i+3]); |
---|
628 | ROAR_DBG("req_on_set_vol(*): channel %i: %i", i, ROAR_NET2HOST16(info[i+3])); |
---|
629 | } |
---|
630 | |
---|
631 | ROAR_DBG("req_on_set_vol(*): mixer changed!"); |
---|
632 | |
---|
633 | } else if ( info[2] == ROAR_SET_VOL_ONE ) { |
---|
634 | ROAR_DBG("req_on_set_vol(*): mode is ROAR_SET_VOL_ONE"); |
---|
635 | if ( ROAR_NET2HOST16(info[3]) >= ROAR_MAX_CHANNELS ) |
---|
636 | return -1; |
---|
637 | |
---|
638 | s->mixer.mixer[ROAR_NET2HOST16(info[3])] = ROAR_NET2HOST16(info[4]); |
---|
639 | } else { |
---|
640 | return -1; |
---|
641 | } |
---|
642 | |
---|
643 | mes->cmd = ROAR_CMD_OK; |
---|
644 | mes->datalen = 0; |
---|
645 | |
---|
646 | return 0; |
---|
647 | } |
---|
648 | |
---|
649 | int req_on_get_vol (int client, struct roar_message * mes, char * data) { |
---|
650 | uint16_t * info = (uint16_t *) mes->data; |
---|
651 | int stream; |
---|
652 | struct roar_stream_server * s; |
---|
653 | int i; |
---|
654 | int chans; |
---|
655 | |
---|
656 | ROAR_DBG("req_on_get_vol(*) = ?"); |
---|
657 | ROAR_DBG("req_on_get_vol(*): mes->datalen=%i", mes->datalen); |
---|
658 | |
---|
659 | if ( mes->datalen < (2*2) ) |
---|
660 | return -1; |
---|
661 | |
---|
662 | if ( info[0] != 0 ) // version |
---|
663 | return -1; |
---|
664 | |
---|
665 | stream = ROAR_NET2HOST16(info[1]); |
---|
666 | ROAR_DBG("req_on_get_vol(*): stream=%i", stream); |
---|
667 | |
---|
668 | // TODO: change this code. |
---|
669 | // we should not directly change the stream object but use some stream_*()-func |
---|
670 | // for that job. |
---|
671 | |
---|
672 | if ( stream < 0 || stream >= ROAR_STREAMS_MAX ) |
---|
673 | return -1; |
---|
674 | |
---|
675 | s = g_streams[stream]; |
---|
676 | |
---|
677 | if ( s == NULL ) |
---|
678 | return -1; |
---|
679 | |
---|
680 | ROAR_DBG("req_on_get_vol(*): s=%p", s); |
---|
681 | |
---|
682 | // ok, we have everything |
---|
683 | |
---|
684 | info[0] = 0; |
---|
685 | info[1] = ROAR_HOST2NET16(chans = ROAR_STREAM(s)->info.channels); |
---|
686 | |
---|
687 | for (i = 0; i < chans; i++) |
---|
688 | info[2+i] = ROAR_HOST2NET16(s->mixer.mixer[i]); |
---|
689 | |
---|
690 | mes->datalen = (2 + chans)*2; |
---|
691 | mes->cmd = ROAR_CMD_OK; |
---|
692 | |
---|
693 | return 0; |
---|
694 | } |
---|
695 | |
---|
696 | int req_on_add_data (int client, struct roar_message * mes, char * data) { |
---|
697 | struct roar_buffer * b; |
---|
698 | char * buf; |
---|
699 | |
---|
700 | if ( roar_buffer_new(&b, mes->datalen) == -1 ) { |
---|
701 | ROAR_ERR("req_on_add_data(*): Can not alloc buffer space!"); |
---|
702 | ROAR_DBG("req_on_add_data(*) = -1"); |
---|
703 | return -1; |
---|
704 | } |
---|
705 | |
---|
706 | roar_buffer_get_data(b, (void **)&buf); |
---|
707 | |
---|
708 | if ( data == NULL ) { |
---|
709 | memcpy(buf, mes->data, mes->datalen); |
---|
710 | } else { |
---|
711 | memcpy(buf, data, mes->datalen); |
---|
712 | } |
---|
713 | |
---|
714 | if ( stream_add_buffer(mes->stream, b) == -1 ) { |
---|
715 | roar_buffer_free(b); |
---|
716 | return -1; |
---|
717 | } |
---|
718 | |
---|
719 | mes->cmd = ROAR_CMD_OK_STOP; |
---|
720 | mes->datalen = 0; |
---|
721 | |
---|
722 | return 0; |
---|
723 | } |
---|
724 | |
---|
725 | //ll |
---|