1 | //ctl.c: |
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2 | |
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3 | #include "libroar.h" |
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4 | |
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5 | int roar_server_oinfo (struct roar_connection * con, struct roar_stream * sa) { |
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6 | struct roar_message mes; |
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7 | |
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8 | mes.cmd = ROAR_CMD_SERVER_OINFO; |
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9 | mes.datalen = 0; |
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10 | |
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11 | if ( roar_req(con, &mes, NULL) == -1 ) |
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12 | return -1; |
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13 | |
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14 | if ( mes.cmd != ROAR_CMD_OK ) |
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15 | return -1; |
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16 | |
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17 | if ( roar_stream_m2s(sa, &mes) == -1 ) |
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18 | return -1; |
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19 | |
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20 | return 0; |
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21 | } |
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22 | |
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23 | int roar_get_standby (struct roar_connection * con) { |
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24 | struct roar_message mes; |
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25 | |
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26 | mes.cmd = ROAR_CMD_GET_STANDBY; |
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27 | mes.datalen = 0; |
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28 | |
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29 | if ( roar_req(con, &mes, NULL) == -1 ) |
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30 | return -1; |
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31 | |
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32 | if ( mes.cmd != ROAR_CMD_OK ) |
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33 | return -1; |
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34 | |
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35 | return ROAR_NET2HOST16(*((uint16_t*)mes.data)); |
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36 | } |
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37 | |
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38 | int roar_set_standby (struct roar_connection * con, int state) { |
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39 | struct roar_message mes; |
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40 | |
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41 | mes.cmd = ROAR_CMD_SET_STANDBY; |
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42 | mes.datalen = 2; |
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43 | |
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44 | *((uint16_t*)mes.data) = ROAR_HOST2NET16((unsigned) state); |
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45 | |
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46 | if ( roar_req(con, &mes, NULL) == -1 ) |
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47 | return -1; |
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48 | |
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49 | if ( mes.cmd != ROAR_CMD_OK ) |
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50 | return -1; |
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51 | |
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52 | return 0; |
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53 | } |
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54 | |
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55 | int roar_exit (struct roar_connection * con) { |
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56 | struct roar_message mes; |
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57 | |
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58 | mes.cmd = ROAR_CMD_EXIT; |
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59 | mes.datalen = 0; |
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60 | if ( roar_req(con, &mes, NULL) == -1 ) |
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61 | return -1; |
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62 | |
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63 | if ( mes.cmd != ROAR_CMD_OK ) |
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64 | return -1; |
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65 | |
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66 | return 0; |
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67 | } |
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68 | |
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69 | int roar_list (struct roar_connection * con, int * items, int max, int cmd) { |
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70 | struct roar_message m; |
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71 | |
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72 | roar_ctl_f2m_any(&m); |
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73 | m.cmd = cmd; |
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74 | |
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75 | if ( roar_req(con, &m, NULL) == -1 ) |
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76 | return -1; |
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77 | |
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78 | return roar_ctl_m2ia(&m, items, max); |
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79 | } |
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80 | |
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81 | int roar_get_client (struct roar_connection * con, struct roar_client * client, int id) { |
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82 | struct roar_message m; |
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83 | |
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84 | m.cmd = ROAR_CMD_GET_CLIENT; |
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85 | m.datalen = 1; |
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86 | m.data[0] = id; |
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87 | |
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88 | ROAR_DBG("roar_get_client(*): id = %i", id); |
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89 | |
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90 | if ( roar_req(con, &m, NULL) == -1 ) |
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91 | return -1; |
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92 | |
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93 | if ( m.cmd != ROAR_CMD_OK ) |
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94 | return -1; |
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95 | |
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96 | ROAR_DBG("roar_get_client(*): got ok"); |
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97 | |
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98 | return roar_ctl_m2c(&m, client); |
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99 | } |
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100 | |
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101 | int roar_get_stream (struct roar_connection * con, struct roar_stream * stream, int id) { |
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102 | struct roar_message m; |
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103 | |
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104 | m.cmd = ROAR_CMD_GET_STREAM; |
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105 | m.datalen = 1; |
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106 | m.data[0] = id; |
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107 | |
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108 | if ( roar_req(con, &m, NULL) == -1 ) |
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109 | return -1; |
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110 | |
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111 | if ( m.cmd != ROAR_CMD_OK ) |
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112 | return -1; |
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113 | |
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114 | return roar_stream_m2s(stream, &m); |
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115 | } |
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116 | |
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117 | int roar_kick (struct roar_connection * con, int type, int id) { |
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118 | struct roar_message m; |
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119 | uint16_t * info = (uint16_t *) m.data; |
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120 | |
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121 | m.cmd = ROAR_CMD_KICK; |
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122 | m.datalen = 4; |
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123 | info[0] = type; |
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124 | info[1] = id; |
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125 | |
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126 | if ( roar_req(con, &m, NULL) == -1 ) |
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127 | return -1; |
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128 | |
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129 | if ( m.cmd != ROAR_CMD_OK ) |
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130 | return -1; |
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131 | |
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132 | return 0; |
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133 | } |
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134 | |
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135 | int roar_set_vol (struct roar_connection * con, int id, struct roar_mixer_settings * mixer, int channels) { |
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136 | struct roar_message m; |
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137 | uint16_t * info = (uint16_t *) m.data; |
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138 | int i; |
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139 | |
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140 | m.cmd = ROAR_CMD_SET_VOL; |
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141 | m.datalen = (3 + channels) * 2; |
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142 | info[0] = 0; |
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143 | info[1] = id; |
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144 | info[2] = ROAR_SET_VOL_ALL; |
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145 | |
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146 | for (i = 0; i < channels; i++) |
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147 | info[i+3] = mixer->mixer[i]; |
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148 | |
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149 | if ( roar_req(con, &m, NULL) == -1 ) |
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150 | return -1; |
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151 | |
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152 | if ( m.cmd != ROAR_CMD_OK ) |
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153 | return -1; |
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154 | |
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155 | return 0; |
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156 | } |
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157 | |
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158 | int roar_get_vol (struct roar_connection * con, int id, struct roar_mixer_settings * mixer, int * channels) { |
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159 | struct roar_message m; |
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160 | uint16_t * info = (uint16_t *) m.data; |
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161 | int i; |
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162 | |
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163 | m.cmd = ROAR_CMD_GET_VOL; |
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164 | m.datalen = 2*2; |
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165 | info[0] = 0; |
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166 | info[1] = id; |
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167 | |
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168 | if ( roar_req(con, &m, NULL) == -1 ) |
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169 | return -1; |
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170 | |
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171 | if ( m.cmd != ROAR_CMD_OK ) |
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172 | return -1; |
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173 | |
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174 | if ( info[0] != 0 ) |
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175 | return -1; |
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176 | |
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177 | if ( channels != NULL ) |
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178 | *channels = info[1]; |
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179 | |
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180 | if ( info[1] > ROAR_MAX_CHANNELS ) |
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181 | return -1; |
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182 | |
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183 | for (i = 0; i < info[1]; i++) |
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184 | mixer->mixer[i] = info[i+2]; |
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185 | |
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186 | return 0; |
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187 | } |
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188 | |
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189 | // converts: *_m2*, *_*2m |
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190 | |
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191 | int roar_ctl_f2m (struct roar_message * m, unsigned char filter, unsigned char cmp, uint32_t id) { |
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192 | |
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193 | m->datalen = 7; |
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194 | |
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195 | m->data[0] = 0; |
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196 | m->data[1] = filter; |
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197 | m->data[2] = cmp; |
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198 | *((uint32_t*)&(m->data[3])) = ROAR_HOST2NET32(id); |
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199 | |
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200 | return 0; |
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201 | } |
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202 | int roar_ctl_m2f (struct roar_message * m, unsigned char * filter, unsigned char * cmp, uint32_t * id) { |
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203 | |
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204 | if ( m->datalen != 7 ) |
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205 | return -1; |
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206 | |
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207 | if ( m->data[0] != 0 ) { |
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208 | ROAR_ERR("roar_ctl_m2f(*): version %i not supported!", m->data[0]); |
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209 | return -1; |
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210 | } |
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211 | |
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212 | *filter = m->data[1]; |
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213 | *cmp = m->data[2]; |
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214 | |
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215 | *id = ROAR_NET2HOST32(*((uint32_t*)&(m->data[3]))); |
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216 | |
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217 | return 0; |
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218 | } |
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219 | |
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220 | int roar_ctl_ia2m (struct roar_message * m, int * data, int len) { |
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221 | int i; |
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222 | |
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223 | if ( len > LIBROAR_BUFFER_MSGDATA ) |
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224 | return -1; |
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225 | |
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226 | m->datalen = len; |
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227 | |
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228 | for (i = 0; i < len; i++) |
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229 | m->data[i] = data[i]; |
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230 | |
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231 | return 0; |
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232 | } |
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233 | int roar_ctl_m2ia (struct roar_message * m, int * data, int len) { |
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234 | int i; |
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235 | |
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236 | if ( m->datalen > len ) |
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237 | return -1; |
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238 | |
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239 | for (i = 0; i < m->datalen; i++) |
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240 | data[i] = m->data[i]; |
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241 | |
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242 | return m->datalen; |
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243 | } |
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244 | |
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245 | int roar_ctl_c2m (struct roar_message * m, struct roar_client * c) { |
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246 | int cur = 0; |
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247 | int h; |
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248 | int i; |
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249 | int max_len; |
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250 | |
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251 | if ( c == NULL ) |
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252 | return -1; |
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253 | |
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254 | m->data[cur++] = 0; // 0: Version |
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255 | m->data[cur++] = c->execed; // 1: execed |
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256 | |
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257 | h = 0; |
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258 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
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259 | if ( c->streams[i] != -1 ) |
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260 | m->data[cur+1+h++] = c->streams[i]; |
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261 | } |
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262 | |
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263 | m->data[cur++] = h; // 2: num of streams |
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264 | cur += h; |
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265 | |
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266 | max_len = strlen(c->name); |
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267 | |
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268 | // TODO: add some code to check if this fits in the pkg |
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269 | // NOTE: add this code after we are sure how long this pkg will be |
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270 | // and fully decieded about this function. |
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271 | |
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272 | m->data[cur++] = max_len; |
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273 | |
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274 | strncpy((m->data)+cur, c->name, max_len); |
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275 | |
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276 | cur += max_len; |
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277 | |
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278 | m->datalen = cur; |
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279 | |
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280 | return 0; |
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281 | } |
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282 | |
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283 | int roar_ctl_m2c (struct roar_message * m, struct roar_client * c) { |
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284 | int i; |
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285 | int cur; |
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286 | |
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287 | if ( m == NULL || c == NULL ) |
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288 | return -1; |
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289 | |
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290 | if ( m->datalen == 0 ) |
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291 | return -1; |
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292 | |
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293 | ROAR_DBG("roar_ctl_m2c(*): got data!, len = %i", m->datalen); |
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294 | |
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295 | if ( m->data[0] != 0 ) { |
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296 | ROAR_DBG("roar_ctl_m2c(*): wrong version!"); |
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297 | return -1; |
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298 | } |
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299 | |
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300 | if ( m->datalen < 3 ) |
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301 | return -1; |
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302 | |
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303 | ROAR_DBG("roar_ctl_m2c(*): have usable data!"); |
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304 | |
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305 | c->execed = m->data[1]; |
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306 | |
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307 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) |
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308 | c->streams[i] = -1; |
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309 | |
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310 | for (i = 0; i < m->data[2]; i++) |
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311 | c->streams[i] = m->data[3+i]; |
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312 | |
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313 | cur = 3 + m->data[2]; |
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314 | |
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315 | strncpy(c->name, (m->data)+cur+1, m->data[cur]); |
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316 | c->name[(int)m->data[cur]] = 0; |
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317 | |
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318 | return 0; |
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319 | } |
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320 | |
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321 | //ll |
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