Rev 1696 | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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1563 | - | 1 | package dongfang.mkt.comm; |
2 | |||
3 | import java.io.IOException; |
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4 | import java.io.InputStream; |
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5 | import java.io.OutputStream; |
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6 | |||
7 | import dongfang.mkt.datatype.GPSBearingAndRange; |
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8 | import dongfang.mkt.datatype.GPSPosition; |
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9 | import dongfang.mkt.frames.AllDisplaysResponseFrame; |
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10 | import dongfang.mkt.frames.AnalogDebugLabelResponseFrame; |
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11 | import dongfang.mkt.frames.AttitudeDataResponseFrame; |
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12 | import dongfang.mkt.frames.CompassHeadingResponseFrame; |
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13 | import dongfang.mkt.frames.ConfirmFrame; |
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1695 | - | 14 | import dongfang.mkt.frames.DCMMatrixResponseFrame; |
1563 | - | 15 | import dongfang.mkt.frames.DebugResponseFrame; |
16 | import dongfang.mkt.frames.MotorTestResponseFrame; |
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17 | import dongfang.mkt.frames.OSDDataResponseFrame; |
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1696 | - | 18 | import dongfang.mkt.frames.ProfilerLabelResponseFrame; |
19 | import dongfang.mkt.frames.ProfilerResponseFrame; |
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1563 | - | 20 | import dongfang.mkt.frames.ReadExternalControlResponseFrame; |
1611 | - | 21 | import dongfang.mkt.frames.ReadIMUConfigurationResponseFrame; |
1688 | - | 22 | import dongfang.mkt.frames.ReadMotorMixerResponseFrame; |
1690 | - | 23 | import dongfang.mkt.frames.ReadParamSetResponseFrame; |
24 | import dongfang.mkt.frames.ReadRCChannelsResponseFrame; |
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25 | import dongfang.mkt.frames.ReadVariablesResponseFrame; |
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1563 | - | 26 | import dongfang.mkt.frames.ResponseFrame; |
27 | import dongfang.mkt.frames.SetCompassHeadingResponseFrame; |
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1690 | - | 28 | import dongfang.mkt.frames.VersionResponseFrame; |
1611 | - | 29 | import dongfang.mkt.frames.WriteIMUConfigurationResponseFrame; |
1688 | - | 30 | import dongfang.mkt.frames.WriteMotorMixerResponseFrame; |
1611 | - | 31 | import dongfang.mkt.frames.WriteParamSetResponseFrame; |
1563 | - | 32 | |
33 | public class MKInputStream extends InputStream { |
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34 | int readByteCnt; |
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35 | class MKDataInputStream { |
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36 | int[] inbuf = new int[4]; |
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37 | int[] outbuf = new int[3]; |
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38 | int outbufptr = outbuf.length; // reset to "buffer empty" |
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39 | |||
40 | private boolean decode() throws IOException { |
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41 | for (int i = 0; i < 4; i++) { |
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42 | int raw = MKInputStream.this.readByte(); |
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43 | int in = raw - '='; |
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44 | if (in < 0 || in > 63) |
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45 | return false; |
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46 | // throw new IOException("Out of range data received where frame data expected. Probably the frame was shorter than expected (" + readByteCnt + ")!"); |
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47 | inbuf[i] = in; |
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48 | readByteCnt++; |
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49 | } |
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50 | outbuf[0] = (inbuf[0] << 2) | (inbuf[1] >>> 4); |
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51 | outbuf[1] = ((inbuf[1] & 0x0f) << 4) | (inbuf[2] >>> 2); |
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52 | outbuf[2] = ((inbuf[2] & 0x03) << 6) | inbuf[3]; |
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53 | outbufptr = 0; |
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54 | return true; |
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55 | } |
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56 | |||
57 | public void reset() { |
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58 | outbufptr = outbuf.length; // reset to "buffer empty" |
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59 | } |
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60 | |||
61 | public int readByte() throws IOException { |
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62 | if (outbufptr > 2 && !decode()) |
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63 | throw new IOException("Out of range data received where frame data expected. Probably the frame was shorter than expected (" + readByteCnt + ")!"); |
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64 | return outbuf[outbufptr++]; |
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65 | } |
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66 | |||
67 | public int readSignedByte() throws IOException { |
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68 | byte result = (byte)readByte(); |
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69 | return result; |
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70 | } |
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71 | |||
72 | public int readWord() throws IOException { |
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73 | int byte0 = readByte(); |
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74 | int byte1 = readByte(); |
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75 | return (byte1 << 8) | byte0; |
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76 | } |
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77 | |||
78 | public int readSignedWord() throws IOException { |
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79 | int word = readWord(); |
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80 | if (word > 32767) |
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81 | word = word - 65536; |
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82 | return word; |
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83 | } |
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84 | |||
85 | public int readSignedDWord() throws IOException { |
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86 | int byte0 = readByte(); |
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87 | int byte1 = readByte(); |
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88 | int byte2 = readByte(); |
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89 | int byte3 = readByte(); |
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90 | return (byte3 << 24) | (byte2 << 16) | (byte1 << 8) | byte0; |
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91 | } |
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92 | |||
93 | public int[] readBytes(int length) throws IOException { |
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94 | int[] result = new int[length]; |
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95 | for (int i = 0; i < length; i++) { |
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96 | result[i] = readByte(); |
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97 | } |
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98 | return result; |
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99 | } |
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100 | |||
101 | public int[] readWords(int length) throws IOException { |
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102 | int[] result = new int[length]; |
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103 | for (int i = 0; i < length; i++) { |
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104 | result[i] = readWord(); |
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105 | } |
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106 | return result; |
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107 | } |
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108 | |||
109 | public int[] readSignedWords(int length) throws IOException { |
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110 | int[] result = new int[length]; |
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111 | for (int i = 0; i < length; i++) { |
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112 | result[i] = readSignedWord(); |
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113 | } |
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114 | return result; |
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115 | } |
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116 | |||
117 | public char[] readChars(int length) throws IOException { |
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118 | char[] result = new char[length]; |
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119 | for (int i = 0; i < length; i++) { |
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120 | // Here, a 1:1 mapping between byte values and char codes is assumed. |
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121 | // That means we're assuming ISO-8859-1 (= the first 256 code points |
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122 | // of Unicode, which Java uses for chars) |
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123 | result[i] = (char) readByte(); |
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124 | } |
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125 | return result; |
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126 | } |
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1695 | - | 127 | |
128 | public float readFloat() throws IOException { |
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129 | int asInt = readByte() | (readByte()<<8) | (readByte()<<16) | (readByte()<<24); |
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130 | return Float.intBitsToFloat(asInt); |
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131 | } |
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1563 | - | 132 | |
1695 | - | 133 | public float[] readFloats(int length) throws IOException { |
134 | float[] result = new float[length]; |
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135 | for (int i = 0; i < length; i++) { |
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136 | result[i] = readFloat(); |
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137 | } |
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138 | return result; |
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139 | } |
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140 | } |
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141 | |||
1563 | - | 142 | MKDataInputStream base64InputStream = new MKDataInputStream(); |
143 | OutputStream nonPacketSpillway = null; //System.err; |
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144 | |||
145 | final InputStream is; |
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146 | int crc; |
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147 | |||
148 | public MKInputStream(InputStream is) { |
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149 | this.is = is; |
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150 | } |
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151 | |||
152 | @Override |
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153 | public int read() throws IOException { |
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154 | int i; |
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155 | while ((i=is.read()) == -1); |
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156 | // System.out.print("Received: " + i + " (as char: " + (char)i + ")\n"); |
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157 | return i; |
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158 | } |
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159 | |||
160 | public int readByte() throws IOException { |
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161 | int _byte = read(); |
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162 | if (_byte < 0) |
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163 | throw new IOException("End of Stream!"); |
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164 | crc += _byte; |
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165 | return _byte; |
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166 | } |
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167 | |||
168 | public MKDataInputStream getBase64InputStream() { |
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169 | return base64InputStream; |
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170 | } |
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171 | |||
172 | public ResponseFrame getNextFrame() throws IOException { |
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173 | int c; |
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174 | while ((c = read()) != '#') { |
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175 | // throw it on some scrap-text buffer. |
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176 | if (nonPacketSpillway != null) |
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177 | nonPacketSpillway.write(c); |
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178 | } |
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179 | crc = '#'; |
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180 | base64InputStream.reset(); |
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181 | int address = readByte() - 'a'; |
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182 | int iid = readByte(); |
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183 | readByteCnt = 0; |
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184 | //RESPONSE_IDS id = getResponseType(iid); |
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185 | ResponseFrame result; |
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186 | // System.out.println("Received a: " + (char)iid + " from " + address); |
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187 | switch (iid) { |
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188 | case 'A': { |
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189 | AnalogDebugLabelResponseFrame f = new AnalogDebugLabelResponseFrame(address); |
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190 | f.setChannel(base64InputStream.readByte()); |
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191 | f.setLabel(base64InputStream.readChars(16)); |
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192 | result = f; |
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193 | break; |
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194 | } |
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195 | case 'B': { |
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196 | ConfirmFrame f = new ConfirmFrame(address); |
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197 | f.setFrameNum(base64InputStream.readByte()); |
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198 | result = f; |
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199 | break; |
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200 | } |
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201 | case 'C': { |
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202 | AttitudeDataResponseFrame f = new AttitudeDataResponseFrame(address); |
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1695 | - | 203 | f.setAttitude(base64InputStream.readFloats(3)); |
204 | f.setRates(base64InputStream.readFloats(3)); |
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205 | f.setAcc(base64InputStream.readFloats(3)); |
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1563 | - | 206 | result = f; |
207 | break; |
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208 | } |
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209 | case 'D': { |
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210 | DebugResponseFrame f = new DebugResponseFrame(address); |
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211 | for (int i=0; i<2; i++) |
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212 | f.setDigital(i, base64InputStream.readByte()); |
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213 | for (int i=0; i<32; i++) |
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214 | f.setAnalog(i, base64InputStream.readSignedWord()); |
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215 | result = f; |
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216 | break; |
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217 | } |
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1695 | - | 218 | case 'E': { |
219 | DCMMatrixResponseFrame f= new DCMMatrixResponseFrame(address); |
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220 | float[][] matrix = new float[3][]; |
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221 | for (int i=0; i<3; i++) { |
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222 | float[] row = base64InputStream.readFloats(3); |
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223 | matrix[i] = row; |
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224 | } |
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225 | f.setMatrix(matrix); |
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226 | result = f; |
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227 | break; |
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228 | } |
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1696 | - | 229 | /* |
1563 | - | 230 | case 'F': { |
231 | ChangeParameterSetResponseFrame f = new ChangeParameterSetResponseFrame(address); |
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232 | f.setParameterSetNumber(base64InputStream.readByte()); |
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233 | result = f; |
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234 | break; |
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235 | } |
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1696 | - | 236 | */ |
237 | case 'F': { |
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238 | ProfilerLabelResponseFrame f = new ProfilerLabelResponseFrame(address); |
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239 | f.setChannel(base64InputStream.readByte()); |
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240 | f.setLabel(base64InputStream.readChars(16)); |
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241 | result = f; |
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242 | break; |
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243 | } |
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244 | |||
1563 | - | 245 | case 'G': { |
246 | ReadExternalControlResponseFrame f = new ReadExternalControlResponseFrame(address); |
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247 | f.setDigital(base64InputStream.readBytes(2)); |
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248 | f.setRemoteButtons(base64InputStream.readByte()); |
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249 | f.setPitch(base64InputStream.readByte()); |
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250 | f.setRoll(base64InputStream.readByte()); |
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251 | f.setYaw(base64InputStream.readByte()); |
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252 | f.setThrottle(base64InputStream.readByte()); |
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253 | f.setHeight(base64InputStream.readByte()); |
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254 | f.setCommand(base64InputStream.readByte()); |
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255 | f.setFrameNum(base64InputStream.readByte()); |
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256 | f.setArgument(base64InputStream.readByte()); |
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257 | result = f; |
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258 | break; |
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259 | } |
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260 | case 'H': { |
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261 | AllDisplaysResponseFrame f = new AllDisplaysResponseFrame(address); |
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262 | f.setLine(base64InputStream.readByte()); |
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263 | //f.setMaxItem(getDataInputStream().readByte()); |
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264 | f.setText(base64InputStream.readChars(20)); |
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265 | result = f; |
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266 | break; |
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267 | } |
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1611 | - | 268 | case 'I': { |
269 | ReadIMUConfigurationResponseFrame f = new ReadIMUConfigurationResponseFrame(address); |
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270 | f.setConfigurationVersion(base64InputStream.readByte()); |
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271 | int length = base64InputStream.readByte(); |
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272 | f.setConfigurationSetLength(length); |
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273 | f.setData(base64InputStream.readBytes(length)); |
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274 | result = f; |
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275 | break; |
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276 | } |
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277 | case 'J': { |
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278 | WriteIMUConfigurationResponseFrame f = new WriteIMUConfigurationResponseFrame(address); |
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279 | f.setWasAccepted(base64InputStream.readByte()==1); |
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280 | result = f; |
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281 | break; |
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282 | } |
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1563 | - | 283 | case 'k' : { |
284 | CompassHeadingResponseFrame f = new CompassHeadingResponseFrame(address); |
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285 | base64InputStream.readSignedWords(2); |
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286 | base64InputStream.readBytes(2); |
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287 | base64InputStream.readByte(); |
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288 | base64InputStream.readByte(); |
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289 | result = f; |
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290 | break; |
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291 | } |
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292 | case 'L': { |
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293 | AllDisplaysResponseFrame f = new AllDisplaysResponseFrame(address); |
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294 | f.setItem(base64InputStream.readByte()); |
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295 | // f.setMaxItem(getDataInputStream().readByte()); |
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296 | f.setText(base64InputStream.readChars(80)); |
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297 | result = f; |
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298 | break; |
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299 | } |
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1688 | - | 300 | case 'M': { |
301 | WriteMotorMixerResponseFrame f = new WriteMotorMixerResponseFrame(address); |
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302 | f.setWasAccepted(base64InputStream.readByte() != 0); |
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1689 | - | 303 | result = f; |
304 | break; |
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1688 | - | 305 | } |
306 | case 'N': { |
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307 | int numMotors = 12; |
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308 | ReadMotorMixerResponseFrame f = new ReadMotorMixerResponseFrame(); |
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309 | f.setConfigurationVersion(base64InputStream.readByte()); |
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310 | int length = base64InputStream.readByte(); |
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311 | f.setDataLength(length); |
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1689 | - | 312 | int testLength = 12; // the name is first! |
313 | char[] name = base64InputStream.readChars(12); |
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314 | f.setName(name); |
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1688 | - | 315 | int[][] matrix = new int[numMotors][]; |
316 | for(int i=0; i<numMotors; i++) { |
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1689 | - | 317 | int[] row = new int[5]; |
318 | matrix[i] = row; |
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319 | for(int j=0; j<5; j++) { |
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320 | row[j] = base64InputStream.readSignedByte(); |
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1688 | - | 321 | testLength++; |
322 | } |
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323 | } |
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324 | |||
325 | if (length != testLength) |
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1689 | - | 326 | throw new IOException("Length of motor mixer data was not as expected (" + testLength + " vs. " + length + ")."); |
1688 | - | 327 | /* |
328 | int[] opposite = new int[numMotors]; |
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329 | for(int i=0; i<numMotors; i++) { |
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330 | opposite[i] = base64InputStream.readByte(); |
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331 | } |
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332 | */ |
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333 | f.setMatrix(matrix); |
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334 | result = f; |
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1689 | - | 335 | break; |
1688 | - | 336 | } |
1563 | - | 337 | case 'O': { |
338 | OSDDataResponseFrame f = new OSDDataResponseFrame(address); |
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339 | f.setVersion(base64InputStream.readByte()); |
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340 | |||
341 | GPSPosition pos = new GPSPosition(); |
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1565 | - | 342 | pos.setLongitude(((double)base64InputStream.readSignedDWord())/1E7); |
343 | pos.setLatitude(((double)base64InputStream.readSignedDWord())/1E7); |
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344 | pos.setAltitude(((double)base64InputStream.readSignedDWord())/1E3); |
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1563 | - | 345 | pos.setStatus(base64InputStream.readByte()); |
346 | f.setCurrentPosition(pos); |
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347 | |||
348 | pos = new GPSPosition(); |
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1565 | - | 349 | pos.setLongitude(((double)base64InputStream.readSignedDWord())/1E7); |
350 | pos.setLatitude(((double)base64InputStream.readSignedDWord())/1E7); |
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351 | pos.setAltitude(((double)base64InputStream.readSignedDWord())/1E3); |
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1563 | - | 352 | pos.setStatus(base64InputStream.readByte()); |
353 | f.setTargetPosition(pos); |
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354 | |||
355 | GPSBearingAndRange rnb = new GPSBearingAndRange(); |
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1565 | - | 356 | rnb.setDistance(((double)base64InputStream.readWord())/10.0); |
1563 | - | 357 | rnb.setBearing(base64InputStream.readSignedWord()); |
358 | f.setCurrentToTarget(rnb); |
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359 | |||
360 | pos = new GPSPosition(); |
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1565 | - | 361 | pos.setLongitude(((double)base64InputStream.readSignedDWord())/1E7); |
362 | pos.setLatitude(((double)base64InputStream.readSignedDWord())/1E7); |
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363 | pos.setAltitude(((double)base64InputStream.readSignedDWord())/1E3); |
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1563 | - | 364 | pos.setStatus(base64InputStream.readByte()); |
365 | f.setHomePosition(pos); |
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366 | |||
367 | rnb = new GPSBearingAndRange(); |
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1565 | - | 368 | rnb.setDistance(((double)base64InputStream.readWord())/10.0); |
1563 | - | 369 | rnb.setBearing(base64InputStream.readSignedWord()); |
370 | f.setCurrentToHome(rnb); |
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371 | |||
372 | f.setWaypointIndex(base64InputStream.readByte()); |
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373 | f.setWaypointCount(base64InputStream.readByte()); |
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374 | f.setNumberOfSatellites(base64InputStream.readByte()); |
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375 | |||
1565 | - | 376 | // This stunt is a metric unit conversion: The height was supposed (H&I) to be in integral 5cm steps. |
377 | // However there is error factor in the measurement of 24% too much. |
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378 | // h[m] = h[int] * 0.05 / 1.24 = h[int] |
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379 | f._setHeightByPressure(((double)base64InputStream.readSignedWord()) * 0.05 / 1.24); |
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380 | |||
1568 | - | 381 | f.setVerticalVelocityByPressure(((double)base64InputStream.readSignedWord()) * 0.05 / 1.24); // clueless! |
1563 | - | 382 | f.setFlightTime(base64InputStream.readWord()); |
383 | f.setBatteryVoltage(base64InputStream.readByte()); |
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1568 | - | 384 | f.setGroundSpeed(((double)base64InputStream.readWord()) / 1E2); |
1563 | - | 385 | |
386 | f.setDirectionOfFlight(base64InputStream.readSignedWord()); |
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387 | f.setCompassHeading(base64InputStream.readSignedWord()); |
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388 | |||
389 | f.setPitchAngle(base64InputStream.readSignedByte()); |
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390 | f.setRollAngle(base64InputStream.readSignedByte()); |
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391 | |||
392 | f.setRcQuality(base64InputStream.readByte()); |
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393 | f.setFcFlags(base64InputStream.readByte()); |
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394 | f.setNcFlags(base64InputStream.readByte()); |
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395 | f.setErrorCode(base64InputStream.readByte()); |
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396 | f.setOperatingRadius(base64InputStream.readByte()); |
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397 | |||
1568 | - | 398 | f.setVerticalVelocityByGPS(((double)base64InputStream.readSignedWord()) / 1E2); |
1563 | - | 399 | f.setTargetLoiterTime(base64InputStream.readByte()); |
400 | f.setFcFlags2(base64InputStream.readByte()); |
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1565 | - | 401 | f.setSetpointForAltitude(((double)base64InputStream.readSignedWord()) * 0.05 / 1.24); |
1563 | - | 402 | f.setThrottle(base64InputStream.readByte()); |
403 | f.setCurrent(base64InputStream.readWord()); |
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404 | f.setCapacityUsed(base64InputStream.readWord()); |
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405 | result = f; |
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406 | break; |
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1690 | - | 407 | } |
408 | case 'P': { |
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409 | ReadRCChannelsResponseFrame f = new ReadRCChannelsResponseFrame(address); |
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410 | int numberOfChannels = base64InputStream.readByte(); |
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411 | f.setNumberOfChannels(numberOfChannels); |
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412 | f.setChannels(base64InputStream.readSignedWords(numberOfChannels)); |
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413 | result = f; |
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414 | break; |
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415 | } |
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1563 | - | 416 | case 'S': { |
1611 | - | 417 | WriteParamSetResponseFrame f = new WriteParamSetResponseFrame(address); |
1563 | - | 418 | f.setParameterSetNumber(base64InputStream.readByte()); |
419 | result = f; |
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420 | break; |
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421 | } |
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422 | case 'T': { |
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423 | MotorTestResponseFrame f = new MotorTestResponseFrame(address); |
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424 | result = f; |
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425 | break; |
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426 | } |
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427 | /* |
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428 | * We have a collision with the 'x' token: Also used for VariablesRequest. |
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429 | case 'x': { |
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430 | LoopbackTestResponseFrame f = new LoopbackTestResponseFrame(address); |
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431 | f.setByte(getDataInputStream().readByte()); |
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432 | f.setWord(getDataInputStream().readWord()); |
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433 | f.setChararray(getDataInputStream().readChars(8)); |
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434 | result = f; |
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435 | break; |
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436 | } |
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437 | */ |
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1696 | - | 438 | case 'U': { |
439 | ProfilerResponseFrame f = new ProfilerResponseFrame(address); |
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440 | f.setTotalHits(base64InputStream.readSignedDWord()); |
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441 | for (int i=0; i<16; i++) |
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442 | f.setActivity(i, base64InputStream.readWord()); |
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443 | result = f; |
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444 | break; |
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445 | } |
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1563 | - | 446 | case 'V': { |
447 | VersionResponseFrame f = new VersionResponseFrame(address); |
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448 | f.setSWMajor(base64InputStream.readByte()); |
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449 | f.setSWMinor(base64InputStream.readByte()); |
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1698 | - | 450 | f.setSWPatch(base64InputStream.readByte()); |
1563 | - | 451 | f.setProtoMajor(base64InputStream.readByte()); |
452 | f.setProtoMinor(base64InputStream.readByte()); |
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453 | f.setHardwareErrors(base64InputStream.readBytes(5)); |
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454 | result = f; |
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455 | break; |
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456 | } |
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457 | |||
458 | // This is my own creation. The ID collides with the waypoint one of FC. |
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459 | case 'X': { |
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1688 | - | 460 | ReadVariablesResponseFrame f = new ReadVariablesResponseFrame(address); |
1631 | - | 461 | f.setVariables(base64InputStream.readSignedWords(8)); |
1563 | - | 462 | result = f; |
463 | break; |
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464 | } |
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465 | case 'w': { |
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466 | SetCompassHeadingResponseFrame f = new SetCompassHeadingResponseFrame(address); |
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467 | // do stuff. |
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468 | /* |
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469 | ToMk3Mag.Attitude[0] = (int16_t)((10 * angle[PITCH]) / GYRO_DEG_FACTOR_PITCHROLL); // approx. 0.1 deg |
||
470 | ToMk3Mag.Attitude[1] = (int16_t)((10 * angle[ROLL]) / GYRO_DEG_FACTOR_PITCHROLL); // approx. 0.1 deg |
||
471 | ToMk3Mag.UserParam[0] = dynamicParams.UserParams[0]; |
||
472 | ToMk3Mag.UserParam[1] = dynamicParams.UserParams[1]; |
||
473 | ToMk3Mag.CalState = compassCalState; |
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474 | */ |
||
475 | // Waste 8 bytes to make CRC match. |
||
476 | base64InputStream.readBytes(8); |
||
477 | result = f; |
||
478 | break; |
||
479 | } |
||
480 | case 'Q': |
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1611 | - | 481 | ReadParamSetResponseFrame f = new ReadParamSetResponseFrame(address); |
1563 | - | 482 | f.setConfigurationSetNumber(base64InputStream.readByte()); |
483 | f.setConfigurationVersion(base64InputStream.readByte()); |
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484 | int length = base64InputStream.readByte(); |
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1601 | - | 485 | f.setConfigurationSetLength(length); |
1563 | - | 486 | f.setData(base64InputStream.readBytes(length)); |
487 | result = f; |
||
488 | break; |
||
489 | default: |
||
490 | int count = 0; |
||
1573 | - | 491 | while(read() != '\r') { |
1563 | - | 492 | count++; |
493 | } |
||
494 | System.err.println("Unknown frame " + (char)iid + " received from " + address); |
||
495 | System.err.println("It appears to have " + (count-2) + " data bytes (encoded)"); |
||
496 | System.err.println("(" + (count-2) * 6/8 + " data bytes decoded)"); |
||
497 | result = null; |
||
498 | } |
||
499 | |||
500 | int receivedCRC = (read() - '=') << 6; |
||
501 | receivedCRC += (read() - '='); |
||
502 | crc %= 4096; |
||
503 | if (receivedCRC != crc) { |
||
504 | /// System.err.println("Expected CRC: " + crc + ", got CRC: " + receivedCRC); |
||
505 | throw new IOException("CRC mismatch! Calculated crc: " + (int)crc + "; received check crc: " + receivedCRC + ", difference: " + Math.abs(crc - receivedCRC)); |
||
506 | } |
||
507 | if (read() != '\r') { |
||
508 | throw new IOException("CR at end of frame missing"); |
||
509 | } |
||
510 | |||
511 | return result; |
||
512 | } |
||
513 | } |