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Rhys Weatherley
2017-11-03 10:49:30 +10:00
parent 9d2e774894
commit e923155962
414 changed files with 2846 additions and 3051 deletions
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@@ -162,524 +162,463 @@ var searchBox = new SearchBox("searchBox", "search",false,'Search');
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="classSpeck.html#a7a07fc025bd25d832e9899333b5dabef"> 105</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="classSpeck.html#a7a07fc025bd25d832e9899333b5dabef">Speck::setKey</a>(<span class="keyword">const</span> uint8_t *key, <span class="keywordtype">size_t</span> len)</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;{</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;<span class="preprocessor">#if USE_AVR_INLINE_ASM</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="preprocessor"></span> uint64_t l[4];</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; uint8_t m, mb;</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">if</span> (len == 32) {</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; m = 4;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; mb = 3 * 8;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 24) {</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; m = 3;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; mb = 2 * 8;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 16) {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; m = 2;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; mb = 8;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; rounds = 30 + m;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="comment">// Copy the first (m - 1) * 8 bytes of the key into the &quot;l&quot; array</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; <span class="comment">// in reverse order to convert big endian into little-endian.</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="stringliteral">&quot;st X+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="stringliteral">&quot;dec %2\n&quot;</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="stringliteral">&quot;brne 1b\n&quot;</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; : : <span class="stringliteral">&quot;x&quot;</span>(l), <span class="stringliteral">&quot;z&quot;</span>(key + len - 8), <span class="stringliteral">&quot;r&quot;</span>(mb)</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; );</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="comment">// Copy the final 8 bytes of the key into k[0] in reverse order.</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="stringliteral">&quot;st X+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="stringliteral">&quot;dec %2\n&quot;</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="stringliteral">&quot;brne 1b\n&quot;</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; : : <span class="stringliteral">&quot;x&quot;</span>(k), <span class="stringliteral">&quot;z&quot;</span>(key + len), <span class="stringliteral">&quot;r&quot;</span>(8)</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; );</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="comment">// Expand the key to the full key schedule.</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="comment">// l[li_out] = (k[i] + rightRotate8_64(l[li_in])) ^ i;</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="stringliteral">&quot;add %A1,%2\n&quot;</span> <span class="comment">// X = &amp;(l[li_in])</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="stringliteral">&quot;adc %B1,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="stringliteral">&quot;ld r15,X+\n&quot;</span> <span class="comment">// x = rightRotate8_64(l[li_in])</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="stringliteral">&quot;ld r8,X+\n&quot;</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="stringliteral">&quot;ld r9,X+\n&quot;</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="stringliteral">&quot;ld r10,X+\n&quot;</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="stringliteral">&quot;ld r11,X+\n&quot;</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="stringliteral">&quot;ld r12,X+\n&quot;</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="stringliteral">&quot;ld r13,X+\n&quot;</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="stringliteral">&quot;ld r14,X+\n&quot;</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="stringliteral">&quot;ld r16,Z+\n&quot;</span> <span class="comment">// y = k[i]</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="stringliteral">&quot;ld r17,Z+\n&quot;</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="stringliteral">&quot;ld r18,Z+\n&quot;</span> </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="stringliteral">&quot;ld r19,Z+\n&quot;</span> </div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="stringliteral">&quot;ld r20,Z+\n&quot;</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="stringliteral">&quot;ld r21,Z+\n&quot;</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="stringliteral">&quot;ld r22,Z+\n&quot;</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="stringliteral">&quot;ld r23,Z+\n&quot;</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="stringliteral">&quot;add r8,r16\n&quot;</span> <span class="comment">// x += y</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="stringliteral">&quot;adc r9,r17\n&quot;</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="stringliteral">&quot;adc r10,r18\n&quot;</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="stringliteral">&quot;adc r11,r19\n&quot;</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="stringliteral">&quot;adc r12,r20\n&quot;</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="stringliteral">&quot;adc r13,r21\n&quot;</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="stringliteral">&quot;adc r14,r22\n&quot;</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <span class="stringliteral">&quot;adc r15,r23\n&quot;</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="stringliteral">&quot;eor r8,%4\n&quot;</span> <span class="comment">// x ^= i</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="comment">// X = X - li_in + li_out</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="stringliteral">&quot;ldi r24,8\n&quot;</span> <span class="comment">// li_in = li_in + 1</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="stringliteral">&quot;add %2,r24\n&quot;</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="stringliteral">&quot;sub %A1,%2\n&quot;</span> <span class="comment">// return X to its initial value</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; <span class="stringliteral">&quot;sbc %B1,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="stringliteral">&quot;ldi r25,0x1f\n&quot;</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <span class="stringliteral">&quot;and %2,r25\n&quot;</span> <span class="comment">// li_in = li_in % 4</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="stringliteral">&quot;add %A1,%3\n&quot;</span> <span class="comment">// X = &amp;(l[li_out])</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; <span class="stringliteral">&quot;adc %B1,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="stringliteral">&quot;st X+,r8\n&quot;</span> <span class="comment">// l[li_out] = x</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; <span class="stringliteral">&quot;st X+,r9\n&quot;</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="stringliteral">&quot;st X+,r10\n&quot;</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="stringliteral">&quot;st X+,r11\n&quot;</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="stringliteral">&quot;st X+,r12\n&quot;</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="stringliteral">&quot;st X+,r13\n&quot;</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="stringliteral">&quot;st X+,r14\n&quot;</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="stringliteral">&quot;st X+,r15\n&quot;</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="stringliteral">&quot;add %3,r24\n&quot;</span> <span class="comment">// li_out = li_out + 1</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="stringliteral">&quot;sub %A1,%3\n&quot;</span> <span class="comment">// return X to its initial value</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="stringliteral">&quot;sbc %B1,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="stringliteral">&quot;and %3,r25\n&quot;</span> <span class="comment">// li_out = li_out % 4</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <span class="comment">// k[i + 1] = leftRotate3_64(k[i]) ^ l[li_out];</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <span class="stringliteral">&quot;adc r16,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; <span class="stringliteral">&quot;adc r16,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="stringliteral">&quot;adc r16,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160;</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <span class="stringliteral">&quot;eor r16,r8\n&quot;</span> <span class="comment">// y ^= x</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; <span class="stringliteral">&quot;eor r17,r9\n&quot;</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <span class="stringliteral">&quot;eor r18,r10\n&quot;</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <span class="stringliteral">&quot;eor r19,r11\n&quot;</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="stringliteral">&quot;eor r20,r12\n&quot;</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="stringliteral">&quot;eor r21,r13\n&quot;</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <span class="stringliteral">&quot;eor r22,r14\n&quot;</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="stringliteral">&quot;eor r23,r15\n&quot;</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; <span class="stringliteral">&quot;st Z,r16\n&quot;</span> <span class="comment">// k[i + 1] = y</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; <span class="stringliteral">&quot;std Z+1,r17\n&quot;</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <span class="stringliteral">&quot;std Z+2,r18\n&quot;</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; <span class="stringliteral">&quot;std Z+3,r19\n&quot;</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <span class="stringliteral">&quot;std Z+4,r20\n&quot;</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="stringliteral">&quot;std Z+5,r21\n&quot;</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="stringliteral">&quot;std Z+6,r22\n&quot;</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; <span class="stringliteral">&quot;std Z+7,r23\n&quot;</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160;</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="comment">// Loop</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; <span class="stringliteral">&quot;inc %4\n&quot;</span> <span class="comment">// ++i</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <span class="stringliteral">&quot;dec %5\n&quot;</span> <span class="comment">// --rounds</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <span class="stringliteral">&quot;breq 2f\n&quot;</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; <span class="stringliteral">&quot;rjmp 1b\n&quot;</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160;</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; : : <span class="stringliteral">&quot;z&quot;</span>(k), <span class="stringliteral">&quot;x&quot;</span>(l),</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; <span class="stringliteral">&quot;r&quot;</span>((uint8_t)0), <span class="comment">// initial value of li_in</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="stringliteral">&quot;r&quot;</span>((uint8_t)((m - 1) * 8)), <span class="comment">// initial value of li_out</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; <span class="stringliteral">&quot;r&quot;</span>(0), <span class="comment">// initial value of i</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; <span class="stringliteral">&quot;r&quot;</span>(rounds - 1)</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; : <span class="stringliteral">&quot;r8&quot;</span>, <span class="stringliteral">&quot;r9&quot;</span>, <span class="stringliteral">&quot;r10&quot;</span>, <span class="stringliteral">&quot;r11&quot;</span>, <span class="stringliteral">&quot;r12&quot;</span>, <span class="stringliteral">&quot;r13&quot;</span>, <span class="stringliteral">&quot;r14&quot;</span>, <span class="stringliteral">&quot;r15&quot;</span>,</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160; <span class="stringliteral">&quot;r16&quot;</span>, <span class="stringliteral">&quot;r17&quot;</span>, <span class="stringliteral">&quot;r18&quot;</span>, <span class="stringliteral">&quot;r19&quot;</span>, <span class="stringliteral">&quot;r20&quot;</span>, <span class="stringliteral">&quot;r21&quot;</span>, <span class="stringliteral">&quot;r22&quot;</span>, <span class="stringliteral">&quot;r23&quot;</span>,</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160; <span class="stringliteral">&quot;r24&quot;</span>, <span class="stringliteral">&quot;r25&quot;</span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160; );</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160;<span class="preprocessor"></span> uint64_t l[4];</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; uint8_t m;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; <span class="keywordflow">if</span> (len == 32) {</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; m = 4;</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; unpack64(l[2], key);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; unpack64(l[1], key + 8);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; unpack64(l[0], key + 16);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; unpack64(k[0], key + 24);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 24) {</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; m = 3;</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; unpack64(l[1], key);</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; unpack64(l[0], key + 8);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; unpack64(k[0], key + 16);</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 16) {</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; m = 2;</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; unpack64(l[0], key);</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; unpack64(k[0], key + 8);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; }</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; rounds = 30 + m;</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; uint8_t li_in = 0;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; uint8_t li_out = m - 1;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordflow">for</span> (uint8_t i = 0; i &lt; (rounds - 1); ++i) {</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; l[li_out] = (k[i] + rightRotate8_64(l[li_in])) ^ i;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; k[i + 1] = leftRotate3_64(k[i]) ^ l[li_out];</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160; <span class="keywordflow">if</span> ((++li_in) &gt;= m)</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160; li_in = 0;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; <span class="keywordflow">if</span> ((++li_out) &gt;= m)</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; li_out = 0;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160; }</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;<span class="preprocessor"></span> clean(l);</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;}</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;</div>
<div class="line"><a name="l00306"></a><span class="lineno"><a class="line" href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9"> 306</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9">Speck::encryptBlock</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input)</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160;{</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160;<span class="preprocessor">#if USE_AVR_INLINE_ASM</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160;<span class="preprocessor"></span> uint32_t xlow, xhigh, ylow, yhigh;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160;</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="comment">// Unpack the input into the x and y variables, converting</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; <span class="comment">// from big-endian into little-endian in the process.</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; <span class="stringliteral">&quot;ld %D1,Z\n&quot;</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; <span class="stringliteral">&quot;ldd %C1,Z+1\n&quot;</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; <span class="stringliteral">&quot;ldd %B1,Z+2\n&quot;</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; <span class="stringliteral">&quot;ldd %A1,Z+3\n&quot;</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <span class="stringliteral">&quot;ldd %D0,Z+4\n&quot;</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; <span class="stringliteral">&quot;ldd %C0,Z+5\n&quot;</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160; <span class="stringliteral">&quot;ldd %B0,Z+6\n&quot;</span></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; <span class="stringliteral">&quot;ldd %A0,Z+7\n&quot;</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <span class="stringliteral">&quot;ldd %D3,Z+8\n&quot;</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; <span class="stringliteral">&quot;ldd %C3,Z+9\n&quot;</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; <span class="stringliteral">&quot;ldd %B3,Z+10\n&quot;</span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; <span class="stringliteral">&quot;ldd %A3,Z+11\n&quot;</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="stringliteral">&quot;ldd %D2,Z+12\n&quot;</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160; <span class="stringliteral">&quot;ldd %C2,Z+13\n&quot;</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; <span class="stringliteral">&quot;ldd %B2,Z+14\n&quot;</span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; <span class="stringliteral">&quot;ldd %A2,Z+15\n&quot;</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; : <span class="stringliteral">&quot;=r&quot;</span>(xlow), <span class="stringliteral">&quot;=r&quot;</span>(xhigh), <span class="stringliteral">&quot;=r&quot;</span>(ylow), <span class="stringliteral">&quot;=r&quot;</span>(yhigh)</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; : <span class="stringliteral">&quot;z&quot;</span>(input)</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; );</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <span class="comment">// Perform all encryption rounds. Z points to the key schedule.</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; <span class="comment">// x = (rightRotate8_64(x) + y) ^ *s++;</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="stringliteral">&quot;mov __tmp_reg__,%A0\n&quot;</span> <span class="comment">// x = rightRotate8_64(x)</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; <span class="stringliteral">&quot;mov %A0,%B0\n&quot;</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; <span class="stringliteral">&quot;mov %B0,%C0\n&quot;</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; <span class="stringliteral">&quot;mov %C0,%D0\n&quot;</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160; <span class="stringliteral">&quot;mov %D0,%A1\n&quot;</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; <span class="stringliteral">&quot;mov %A1,%B1\n&quot;</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; <span class="stringliteral">&quot;mov %B1,%C1\n&quot;</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; <span class="stringliteral">&quot;mov %C1,%D1\n&quot;</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; <span class="stringliteral">&quot;mov %D1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160;</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; <span class="stringliteral">&quot;add %A0,%A2\n&quot;</span> <span class="comment">// x += y</span></div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; <span class="stringliteral">&quot;adc %B0,%B2\n&quot;</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; <span class="stringliteral">&quot;adc %C0,%C2\n&quot;</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; <span class="stringliteral">&quot;adc %D0,%D2\n&quot;</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; <span class="stringliteral">&quot;adc %A1,%A3\n&quot;</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <span class="stringliteral">&quot;adc %B1,%B3\n&quot;</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160; <span class="stringliteral">&quot;adc %C1,%C3\n&quot;</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <span class="stringliteral">&quot;adc %D1,%D3\n&quot;</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span> <span class="comment">// x ^= *s++</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; <span class="stringliteral">&quot;eor %A0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="stringliteral">&quot;eor %B0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; <span class="stringliteral">&quot;eor %C0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160; <span class="stringliteral">&quot;eor %D0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="stringliteral">&quot;eor %A1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160; <span class="stringliteral">&quot;eor %B1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; <span class="stringliteral">&quot;eor %C1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; <span class="stringliteral">&quot;eor %D1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160;</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; <span class="comment">// y = leftRotate3_64(y) ^ x;</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; <span class="stringliteral">&quot;lsl %A2\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; <span class="stringliteral">&quot;rol %B2\n&quot;</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160; <span class="stringliteral">&quot;rol %C2\n&quot;</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160; <span class="stringliteral">&quot;rol %D2\n&quot;</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160; <span class="stringliteral">&quot;rol %A3\n&quot;</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160; <span class="stringliteral">&quot;rol %B3\n&quot;</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160; <span class="stringliteral">&quot;rol %C3\n&quot;</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; <span class="stringliteral">&quot;rol %D3\n&quot;</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <span class="stringliteral">&quot;adc %A2,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160;</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; <span class="stringliteral">&quot;lsl %A2\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; <span class="stringliteral">&quot;rol %B2\n&quot;</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; <span class="stringliteral">&quot;rol %C2\n&quot;</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160; <span class="stringliteral">&quot;rol %D2\n&quot;</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; <span class="stringliteral">&quot;rol %A3\n&quot;</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160; <span class="stringliteral">&quot;rol %B3\n&quot;</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; <span class="stringliteral">&quot;rol %C3\n&quot;</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160; <span class="stringliteral">&quot;rol %D3\n&quot;</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160; <span class="stringliteral">&quot;adc %A2,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160;</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; <span class="stringliteral">&quot;lsl %A2\n&quot;</span> <span class="comment">// y = leftRotate1_64(y)</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160; <span class="stringliteral">&quot;rol %B2\n&quot;</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160; <span class="stringliteral">&quot;rol %C2\n&quot;</span></div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160; <span class="stringliteral">&quot;rol %D2\n&quot;</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160; <span class="stringliteral">&quot;rol %A3\n&quot;</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; <span class="stringliteral">&quot;rol %B3\n&quot;</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; <span class="stringliteral">&quot;rol %C3\n&quot;</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; <span class="stringliteral">&quot;rol %D3\n&quot;</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; <span class="stringliteral">&quot;adc %A2,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160;</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; <span class="stringliteral">&quot;eor %A2,%A0\n&quot;</span> <span class="comment">// y ^= x</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; <span class="stringliteral">&quot;eor %B2,%B0\n&quot;</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; <span class="stringliteral">&quot;eor %C2,%C0\n&quot;</span></div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160; <span class="stringliteral">&quot;eor %D2,%D0\n&quot;</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160; <span class="stringliteral">&quot;eor %A3,%A1\n&quot;</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160; <span class="stringliteral">&quot;eor %B3,%B1\n&quot;</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160; <span class="stringliteral">&quot;eor %C3,%C1\n&quot;</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160; <span class="stringliteral">&quot;eor %D3,%D1\n&quot;</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160; <span class="comment">// Loop</span></div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; <span class="stringliteral">&quot;dec %5\n&quot;</span> <span class="comment">// --round</span></div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160; <span class="stringliteral">&quot;breq 2f\n&quot;</span></div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160; <span class="stringliteral">&quot;rjmp 1b\n&quot;</span></div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; : <span class="stringliteral">&quot;+r&quot;</span>(xlow), <span class="stringliteral">&quot;+r&quot;</span>(xhigh), <span class="stringliteral">&quot;+r&quot;</span>(ylow), <span class="stringliteral">&quot;+r&quot;</span>(yhigh)</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; : <span class="stringliteral">&quot;z&quot;</span>(k), <span class="stringliteral">&quot;r&quot;</span>(rounds)</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; );</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160;</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160; <span class="comment">// Pack the results into the output and convert back to big-endian.</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>&#160; <span class="stringliteral">&quot;st Z,%D1\n&quot;</span></div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160; <span class="stringliteral">&quot;std Z+1,%C1\n&quot;</span></div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160; <span class="stringliteral">&quot;std Z+2,%B1\n&quot;</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160; <span class="stringliteral">&quot;std Z+3,%A1\n&quot;</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; <span class="stringliteral">&quot;std Z+4,%D0\n&quot;</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; <span class="stringliteral">&quot;std Z+5,%C0\n&quot;</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; <span class="stringliteral">&quot;std Z+6,%B0\n&quot;</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160; <span class="stringliteral">&quot;std Z+7,%A0\n&quot;</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; <span class="stringliteral">&quot;std Z+8,%D3\n&quot;</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160; <span class="stringliteral">&quot;std Z+9,%C3\n&quot;</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; <span class="stringliteral">&quot;std Z+10,%B3\n&quot;</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; <span class="stringliteral">&quot;std Z+11,%A3\n&quot;</span></div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; <span class="stringliteral">&quot;std Z+12,%D2\n&quot;</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160; <span class="stringliteral">&quot;std Z+13,%C2\n&quot;</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160; <span class="stringliteral">&quot;std Z+14,%B2\n&quot;</span></div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160; <span class="stringliteral">&quot;std Z+15,%A2\n&quot;</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; : : <span class="stringliteral">&quot;r&quot;</span>(xlow), <span class="stringliteral">&quot;r&quot;</span>(xhigh), <span class="stringliteral">&quot;r&quot;</span>(ylow), <span class="stringliteral">&quot;r&quot;</span>(yhigh), <span class="stringliteral">&quot;z&quot;</span>(output)</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160; );</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160;<span class="preprocessor"></span> uint64_t x, y;</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; <span class="keyword">const</span> uint64_t *s = k;</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160; unpack64(x, input);</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160; unpack64(y, input + 8);</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160; <span class="keywordflow">for</span> (uint8_t round = rounds; round &gt; 0; --round, ++s) {</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; x = (rightRotate8_64(x) + y) ^ s[0];</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160; y = leftRotate3_64(y) ^ x;</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160; }</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; pack64(output, x);</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160; pack64(output + 8, y);</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160;</div>
<div class="line"><a name="l00457"></a><span class="lineno"><a class="line" href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4"> 457</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4">Speck::decryptBlock</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input)</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160;{</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160;<span class="preprocessor">#if USE_AVR_INLINE_ASM</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160;<span class="preprocessor"></span> uint32_t xlow, xhigh, ylow, yhigh;</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160;</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160; <span class="comment">// Unpack the input into the x and y variables, converting</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160; <span class="comment">// from big-endian into little-endian in the process.</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160; <span class="stringliteral">&quot;ld %D1,Z\n&quot;</span></div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160; <span class="stringliteral">&quot;ldd %C1,Z+1\n&quot;</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160; <span class="stringliteral">&quot;ldd %B1,Z+2\n&quot;</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160; <span class="stringliteral">&quot;ldd %A1,Z+3\n&quot;</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160; <span class="stringliteral">&quot;ldd %D0,Z+4\n&quot;</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160; <span class="stringliteral">&quot;ldd %C0,Z+5\n&quot;</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160; <span class="stringliteral">&quot;ldd %B0,Z+6\n&quot;</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160; <span class="stringliteral">&quot;ldd %A0,Z+7\n&quot;</span></div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160; <span class="stringliteral">&quot;ldd %D3,Z+8\n&quot;</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160; <span class="stringliteral">&quot;ldd %C3,Z+9\n&quot;</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160; <span class="stringliteral">&quot;ldd %B3,Z+10\n&quot;</span></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160; <span class="stringliteral">&quot;ldd %A3,Z+11\n&quot;</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160; <span class="stringliteral">&quot;ldd %D2,Z+12\n&quot;</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160; <span class="stringliteral">&quot;ldd %C2,Z+13\n&quot;</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>&#160; <span class="stringliteral">&quot;ldd %B2,Z+14\n&quot;</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160; <span class="stringliteral">&quot;ldd %A2,Z+15\n&quot;</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160; : <span class="stringliteral">&quot;=r&quot;</span>(xlow), <span class="stringliteral">&quot;=r&quot;</span>(xhigh), <span class="stringliteral">&quot;=r&quot;</span>(ylow), <span class="stringliteral">&quot;=r&quot;</span>(yhigh)</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160; : <span class="stringliteral">&quot;z&quot;</span>(input)</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160; );</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160;</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160; <span class="comment">// Perform all decryption rounds. Z points to the end of key schedule.</span></div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160; <span class="comment">// y = rightRotate3_64(x ^ y);</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160; <span class="stringliteral">&quot;eor %A2,%A0\n&quot;</span> <span class="comment">// y ^= x</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160; <span class="stringliteral">&quot;eor %B2,%B0\n&quot;</span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160; <span class="stringliteral">&quot;eor %C2,%C0\n&quot;</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160; <span class="stringliteral">&quot;eor %D2,%D0\n&quot;</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160; <span class="stringliteral">&quot;eor %A3,%A1\n&quot;</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160; <span class="stringliteral">&quot;eor %B3,%B1\n&quot;</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160; <span class="stringliteral">&quot;eor %C3,%C1\n&quot;</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160; <span class="stringliteral">&quot;eor %D3,%D1\n&quot;</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160;</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160; <span class="stringliteral">&quot;bst %A2,0\n&quot;</span> <span class="comment">// y = rightRotate1_64(y)</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160; <span class="stringliteral">&quot;ror %D3\n&quot;</span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160; <span class="stringliteral">&quot;ror %C3\n&quot;</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160; <span class="stringliteral">&quot;ror %B3\n&quot;</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160; <span class="stringliteral">&quot;ror %A3\n&quot;</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160; <span class="stringliteral">&quot;ror %D2\n&quot;</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160; <span class="stringliteral">&quot;ror %C2\n&quot;</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160; <span class="stringliteral">&quot;ror %B2\n&quot;</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160; <span class="stringliteral">&quot;ror %A2\n&quot;</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>&#160; <span class="stringliteral">&quot;bld %D3,7\n&quot;</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160;</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160; <span class="stringliteral">&quot;bst %A2,0\n&quot;</span> <span class="comment">// y = rightRotate1_64(y)</span></div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160; <span class="stringliteral">&quot;ror %D3\n&quot;</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>&#160; <span class="stringliteral">&quot;ror %C3\n&quot;</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160; <span class="stringliteral">&quot;ror %B3\n&quot;</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160; <span class="stringliteral">&quot;ror %A3\n&quot;</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; <span class="stringliteral">&quot;ror %D2\n&quot;</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160; <span class="stringliteral">&quot;ror %C2\n&quot;</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160; <span class="stringliteral">&quot;ror %B2\n&quot;</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160; <span class="stringliteral">&quot;ror %A2\n&quot;</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160; <span class="stringliteral">&quot;bld %D3,7\n&quot;</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160;</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>&#160; <span class="stringliteral">&quot;bst %A2,0\n&quot;</span> <span class="comment">// y = rightRotate1_64(y)</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>&#160; <span class="stringliteral">&quot;ror %D3\n&quot;</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>&#160; <span class="stringliteral">&quot;ror %C3\n&quot;</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>&#160; <span class="stringliteral">&quot;ror %B3\n&quot;</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>&#160; <span class="stringliteral">&quot;ror %A3\n&quot;</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>&#160; <span class="stringliteral">&quot;ror %D2\n&quot;</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>&#160; <span class="stringliteral">&quot;ror %C2\n&quot;</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>&#160; <span class="stringliteral">&quot;ror %B2\n&quot;</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>&#160; <span class="stringliteral">&quot;ror %A2\n&quot;</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>&#160; <span class="stringliteral">&quot;bld %D3,7\n&quot;</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>&#160;</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>&#160; <span class="comment">// x = leftRotate8_64((x ^ *s--) - y);</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span> <span class="comment">// x ^= *s--</span></div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>&#160; <span class="stringliteral">&quot;eor %D1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>&#160; <span class="stringliteral">&quot;eor %C1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>&#160; <span class="stringliteral">&quot;eor %B1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>&#160; <span class="stringliteral">&quot;eor %A1,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>&#160; <span class="stringliteral">&quot;eor %D0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>&#160; <span class="stringliteral">&quot;eor %C0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>&#160; <span class="stringliteral">&quot;eor %B0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>&#160; <span class="stringliteral">&quot;eor %A0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>&#160;</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>&#160; <span class="stringliteral">&quot;sub %A0,%A2\n&quot;</span> <span class="comment">// x -= y</span></div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>&#160; <span class="stringliteral">&quot;sbc %B0,%B2\n&quot;</span></div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>&#160; <span class="stringliteral">&quot;sbc %C0,%C2\n&quot;</span></div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>&#160; <span class="stringliteral">&quot;sbc %D0,%D2\n&quot;</span></div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>&#160; <span class="stringliteral">&quot;sbc %A1,%A3\n&quot;</span></div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>&#160; <span class="stringliteral">&quot;sbc %B1,%B3\n&quot;</span></div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>&#160; <span class="stringliteral">&quot;sbc %C1,%C3\n&quot;</span></div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>&#160; <span class="stringliteral">&quot;sbc %D1,%D3\n&quot;</span></div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>&#160;</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>&#160; <span class="stringliteral">&quot;mov __tmp_reg__,%D1\n&quot;</span> <span class="comment">// x = lefRotate8_64(x)</span></div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>&#160; <span class="stringliteral">&quot;mov %D1,%C1\n&quot;</span></div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>&#160; <span class="stringliteral">&quot;mov %C1,%B1\n&quot;</span></div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>&#160; <span class="stringliteral">&quot;mov %B1,%A1\n&quot;</span></div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>&#160; <span class="stringliteral">&quot;mov %A1,%D0\n&quot;</span></div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>&#160; <span class="stringliteral">&quot;mov %D0,%C0\n&quot;</span></div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>&#160; <span class="stringliteral">&quot;mov %C0,%B0\n&quot;</span></div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>&#160; <span class="stringliteral">&quot;mov %B0,%A0\n&quot;</span></div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>&#160; <span class="stringliteral">&quot;mov %A0,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>&#160;</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>&#160; <span class="comment">// Loop</span></div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>&#160; <span class="stringliteral">&quot;dec %5\n&quot;</span> <span class="comment">// --round</span></div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>&#160; <span class="stringliteral">&quot;breq 2f\n&quot;</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>&#160; <span class="stringliteral">&quot;rjmp 1b\n&quot;</span></div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>&#160; : <span class="stringliteral">&quot;+r&quot;</span>(xlow), <span class="stringliteral">&quot;+r&quot;</span>(xhigh), <span class="stringliteral">&quot;+r&quot;</span>(ylow), <span class="stringliteral">&quot;+r&quot;</span>(yhigh)</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>&#160; : <span class="stringliteral">&quot;z&quot;</span>(k + rounds), <span class="stringliteral">&quot;r&quot;</span>(rounds)</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>&#160; );</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>&#160;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>&#160; <span class="comment">// Pack the results into the output and convert back to big-endian.</span></div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>&#160; <span class="stringliteral">&quot;st Z,%D1\n&quot;</span></div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>&#160; <span class="stringliteral">&quot;std Z+1,%C1\n&quot;</span></div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>&#160; <span class="stringliteral">&quot;std Z+2,%B1\n&quot;</span></div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>&#160; <span class="stringliteral">&quot;std Z+3,%A1\n&quot;</span></div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>&#160; <span class="stringliteral">&quot;std Z+4,%D0\n&quot;</span></div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>&#160; <span class="stringliteral">&quot;std Z+5,%C0\n&quot;</span></div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>&#160; <span class="stringliteral">&quot;std Z+6,%B0\n&quot;</span></div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>&#160; <span class="stringliteral">&quot;std Z+7,%A0\n&quot;</span></div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>&#160; <span class="stringliteral">&quot;std Z+8,%D3\n&quot;</span></div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>&#160; <span class="stringliteral">&quot;std Z+9,%C3\n&quot;</span></div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>&#160; <span class="stringliteral">&quot;std Z+10,%B3\n&quot;</span></div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>&#160; <span class="stringliteral">&quot;std Z+11,%A3\n&quot;</span></div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>&#160; <span class="stringliteral">&quot;std Z+12,%D2\n&quot;</span></div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>&#160; <span class="stringliteral">&quot;std Z+13,%C2\n&quot;</span></div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>&#160; <span class="stringliteral">&quot;std Z+14,%B2\n&quot;</span></div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>&#160; <span class="stringliteral">&quot;std Z+15,%A2\n&quot;</span></div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>&#160; : : <span class="stringliteral">&quot;r&quot;</span>(xlow), <span class="stringliteral">&quot;r&quot;</span>(xhigh), <span class="stringliteral">&quot;r&quot;</span>(ylow), <span class="stringliteral">&quot;r&quot;</span>(yhigh), <span class="stringliteral">&quot;z&quot;</span>(output)</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>&#160; );</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>&#160;<span class="preprocessor"></span> uint64_t x, y;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>&#160; <span class="keyword">const</span> uint64_t *s = k + rounds - 1;</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>&#160; unpack64(x, input);</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>&#160; unpack64(y, input + 8);</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>&#160; <span class="keywordflow">for</span> (uint8_t round = rounds; round &gt; 0; --round, --s) {</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>&#160; y = rightRotate3_64(x ^ y);</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>&#160; x = leftRotate8_64((x ^ s[0]) - y);</div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>&#160; }</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>&#160; pack64(output, x);</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>&#160; pack64(output + 8, y);</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>&#160;</div>
<div class="line"><a name="l00611"></a><span class="lineno"><a class="line" href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f"> 611</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f">Speck::clear</a>()</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>&#160;{</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>&#160; clean(k);</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>&#160;}</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;<span class="preprocessor"></span> <span class="comment">// Automatically generated by the genspeck tool.</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; uint64_t l[4];</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; uint8_t m, mb;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="keywordflow">if</span> (len == 32) {</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; m = 4;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; mb = 3 * 8;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 24) {</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; m = 3;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; mb = 2 * 8;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 16) {</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; m = 2;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; mb = 8;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; }</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; rounds = 30 + m;</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; uint8_t r = rounds - 1;</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="stringliteral">&quot;sbiw r30,8\n&quot;</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <span class="stringliteral">&quot;movw r10,r30\n&quot;</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="stringliteral">&quot;movw r30,%A2\n&quot;</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="stringliteral">&quot;ldd r8,%3\n&quot;</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-X\n&quot;</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="stringliteral">&quot;st Z+,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; <span class="stringliteral">&quot;dec r8\n&quot;</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="stringliteral">&quot;brne 1b\n&quot;</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="stringliteral">&quot;movw r26,%A2\n&quot;</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="stringliteral">&quot;movw r30,r10\n&quot;</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160; <span class="stringliteral">&quot;clr %A2\n&quot;</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; <span class="stringliteral">&quot;ldd %B2,%3\n&quot;</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160; <span class="stringliteral">&quot;clr r25\n&quot;</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160; <span class="stringliteral">&quot;ld r16,Z+\n&quot;</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160; <span class="stringliteral">&quot;ld r17,Z+\n&quot;</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="stringliteral">&quot;ld r18,Z+\n&quot;</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="stringliteral">&quot;ld r19,Z+\n&quot;</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="stringliteral">&quot;ld r20,Z+\n&quot;</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; <span class="stringliteral">&quot;ld r21,Z+\n&quot;</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; <span class="stringliteral">&quot;ld r22,Z+\n&quot;</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; <span class="stringliteral">&quot;ld r23,Z+\n&quot;</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160; <span class="stringliteral">&quot;add r26,%A2\n&quot;</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="stringliteral">&quot;adc r27,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160; <span class="stringliteral">&quot;ld r15,X+\n&quot;</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; <span class="stringliteral">&quot;ld r8,X+\n&quot;</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="stringliteral">&quot;ld r9,X+\n&quot;</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; <span class="stringliteral">&quot;ld r10,X+\n&quot;</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="stringliteral">&quot;ld r11,X+\n&quot;</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; <span class="stringliteral">&quot;ld r12,X+\n&quot;</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="stringliteral">&quot;ld r13,X+\n&quot;</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160; <span class="stringliteral">&quot;ld r14,X+\n&quot;</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; <span class="stringliteral">&quot;sub r26,%A2\n&quot;</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160; <span class="stringliteral">&quot;sbc r27,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160; <span class="stringliteral">&quot;sbiw r26,8\n&quot;</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>&#160; <span class="stringliteral">&quot;add r8,r16\n&quot;</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="stringliteral">&quot;adc r9,r17\n&quot;</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="stringliteral">&quot;adc r10,r18\n&quot;</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; <span class="stringliteral">&quot;adc r11,r19\n&quot;</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; <span class="stringliteral">&quot;adc r12,r20\n&quot;</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; <span class="stringliteral">&quot;adc r13,r21\n&quot;</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; <span class="stringliteral">&quot;adc r14,r22\n&quot;</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <span class="stringliteral">&quot;adc r15,r23\n&quot;</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; <span class="stringliteral">&quot;eor r8,r25\n&quot;</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="stringliteral">&quot;add r26,%B2\n&quot;</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160; <span class="stringliteral">&quot;adc r27,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="stringliteral">&quot;st X+,r8\n&quot;</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; <span class="stringliteral">&quot;st X+,r9\n&quot;</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; <span class="stringliteral">&quot;st X+,r10\n&quot;</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="stringliteral">&quot;st X+,r11\n&quot;</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <span class="stringliteral">&quot;st X+,r12\n&quot;</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="stringliteral">&quot;st X+,r13\n&quot;</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="stringliteral">&quot;st X+,r14\n&quot;</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="stringliteral">&quot;st X+,r15\n&quot;</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="stringliteral">&quot;sub r26,%B2\n&quot;</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; <span class="stringliteral">&quot;sbc r27,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160; <span class="stringliteral">&quot;sbiw r26,8\n&quot;</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>&#160; <span class="stringliteral">&quot;eor r16,r8\n&quot;</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>&#160; <span class="stringliteral">&quot;eor r17,r9\n&quot;</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>&#160; <span class="stringliteral">&quot;eor r18,r10\n&quot;</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>&#160; <span class="stringliteral">&quot;eor r19,r11\n&quot;</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>&#160; <span class="stringliteral">&quot;eor r20,r12\n&quot;</span></div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>&#160; <span class="stringliteral">&quot;eor r21,r13\n&quot;</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>&#160; <span class="stringliteral">&quot;eor r22,r14\n&quot;</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>&#160; <span class="stringliteral">&quot;eor r23,r15\n&quot;</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>&#160; <span class="stringliteral">&quot;st Z+,r16\n&quot;</span></div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>&#160; <span class="stringliteral">&quot;st Z+,r17\n&quot;</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>&#160; <span class="stringliteral">&quot;st Z+,r18\n&quot;</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>&#160; <span class="stringliteral">&quot;st Z+,r19\n&quot;</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>&#160; <span class="stringliteral">&quot;st Z+,r20\n&quot;</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>&#160; <span class="stringliteral">&quot;st Z+,r21\n&quot;</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>&#160; <span class="stringliteral">&quot;st Z+,r22\n&quot;</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>&#160; <span class="stringliteral">&quot;st Z+,r23\n&quot;</span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>&#160; <span class="stringliteral">&quot;ldi r24,8\n&quot;</span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>&#160; <span class="stringliteral">&quot;add %A2,r24\n&quot;</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>&#160; <span class="stringliteral">&quot;add %B2,r24\n&quot;</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>&#160; <span class="stringliteral">&quot;ldi r24,0x1F\n&quot;</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>&#160; <span class="stringliteral">&quot;and %A2,r24\n&quot;</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>&#160; <span class="stringliteral">&quot;and %B2,r24\n&quot;</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>&#160; <span class="stringliteral">&quot;ldd r8,%4\n&quot;</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>&#160; <span class="stringliteral">&quot;inc r25\n&quot;</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>&#160; <span class="stringliteral">&quot;cp r25,r8\n&quot;</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>&#160; <span class="stringliteral">&quot;breq 3f\n&quot;</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>&#160; <span class="stringliteral">&quot;rjmp 2b\n&quot;</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>&#160; <span class="stringliteral">&quot;3:\n&quot;</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>&#160; <span class="stringliteral">&quot;ldi r24,32\n&quot;</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>&#160; <span class="stringliteral">&quot;4:\n&quot;</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>&#160; <span class="stringliteral">&quot;st X+,__zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>&#160; <span class="stringliteral">&quot;dec r24\n&quot;</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>&#160; <span class="stringliteral">&quot;brne 4b\n&quot;</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>&#160; : : <span class="stringliteral">&quot;z&quot;</span>(k), <span class="stringliteral">&quot;x&quot;</span>(key + len), <span class="stringliteral">&quot;r&quot;</span>(l), <span class="stringliteral">&quot;Q&quot;</span>(mb), <span class="stringliteral">&quot;Q&quot;</span>(r)</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>&#160; : <span class="stringliteral">&quot;r8&quot;</span>, <span class="stringliteral">&quot;r9&quot;</span>, <span class="stringliteral">&quot;r10&quot;</span>, <span class="stringliteral">&quot;r11&quot;</span>, <span class="stringliteral">&quot;r12&quot;</span>, <span class="stringliteral">&quot;r13&quot;</span>, <span class="stringliteral">&quot;r14&quot;</span>, <span class="stringliteral">&quot;r15&quot;</span>,</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>&#160; <span class="stringliteral">&quot;r16&quot;</span>, <span class="stringliteral">&quot;r17&quot;</span>, <span class="stringliteral">&quot;r18&quot;</span>, <span class="stringliteral">&quot;r19&quot;</span>, <span class="stringliteral">&quot;r20&quot;</span>, <span class="stringliteral">&quot;r21&quot;</span>, <span class="stringliteral">&quot;r22&quot;</span>, <span class="stringliteral">&quot;r23&quot;</span>, <span class="stringliteral">&quot;memory&quot;</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>&#160; , <span class="stringliteral">&quot;r24&quot;</span>, <span class="stringliteral">&quot;r25&quot;</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>&#160; );</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>&#160;<span class="preprocessor"></span> uint64_t l[4];</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>&#160; uint8_t m;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>&#160; <span class="keywordflow">if</span> (len == 32) {</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>&#160; m = 4;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>&#160; unpack64(l[2], key);</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>&#160; unpack64(l[1], key + 8);</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>&#160; unpack64(l[0], key + 16);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>&#160; unpack64(k[0], key + 24);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 24) {</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>&#160; m = 3;</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>&#160; unpack64(l[1], key);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>&#160; unpack64(l[0], key + 8);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>&#160; unpack64(k[0], key + 16);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>&#160; } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 16) {</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>&#160; m = 2;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>&#160; unpack64(l[0], key);</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>&#160; unpack64(k[0], key + 8);</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>&#160; <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>&#160; }</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>&#160; rounds = 30 + m;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>&#160; uint8_t li_in = 0;</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>&#160; uint8_t li_out = m - 1;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>&#160; <span class="keywordflow">for</span> (uint8_t i = 0; i &lt; (rounds - 1); ++i) {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>&#160; l[li_out] = (k[i] + rightRotate8_64(l[li_in])) ^ i;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>&#160; k[i + 1] = leftRotate3_64(k[i]) ^ l[li_out];</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>&#160; <span class="keywordflow">if</span> ((++li_in) &gt;= m)</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>&#160; li_in = 0;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>&#160; <span class="keywordflow">if</span> ((++li_out) &gt;= m)</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>&#160; li_out = 0;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>&#160; }</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>&#160; clean(l);</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>&#160;</div>
<div class="line"><a name="l00303"></a><span class="lineno"><a class="line" href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9"> 303</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9">Speck::encryptBlock</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input)</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>&#160;{</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>&#160;<span class="preprocessor">#if USE_AVR_INLINE_ASM</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>&#160;<span class="preprocessor"></span> <span class="comment">// Automatically generated by the genspeck tool.</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>&#160; <span class="stringliteral">&quot;ld r15,X+\n&quot;</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>&#160; <span class="stringliteral">&quot;ld r14,X+\n&quot;</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>&#160; <span class="stringliteral">&quot;ld r13,X+\n&quot;</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>&#160; <span class="stringliteral">&quot;ld r12,X+\n&quot;</span></div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>&#160; <span class="stringliteral">&quot;ld r11,X+\n&quot;</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>&#160; <span class="stringliteral">&quot;ld r10,X+\n&quot;</span></div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>&#160; <span class="stringliteral">&quot;ld r9,X+\n&quot;</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>&#160; <span class="stringliteral">&quot;ld r8,X+\n&quot;</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>&#160; <span class="stringliteral">&quot;ld r23,X+\n&quot;</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>&#160; <span class="stringliteral">&quot;ld r22,X+\n&quot;</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>&#160; <span class="stringliteral">&quot;ld r21,X+\n&quot;</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>&#160; <span class="stringliteral">&quot;ld r20,X+\n&quot;</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>&#160; <span class="stringliteral">&quot;ld r19,X+\n&quot;</span></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>&#160; <span class="stringliteral">&quot;ld r18,X+\n&quot;</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>&#160; <span class="stringliteral">&quot;ld r17,X+\n&quot;</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>&#160; <span class="stringliteral">&quot;ld r16,X\n&quot;</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>&#160; <span class="stringliteral">&quot;add r9,r16\n&quot;</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>&#160; <span class="stringliteral">&quot;adc r10,r17\n&quot;</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>&#160; <span class="stringliteral">&quot;adc r11,r18\n&quot;</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>&#160; <span class="stringliteral">&quot;adc r12,r19\n&quot;</span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>&#160; <span class="stringliteral">&quot;adc r13,r20\n&quot;</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>&#160; <span class="stringliteral">&quot;adc r14,r21\n&quot;</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>&#160; <span class="stringliteral">&quot;adc r15,r22\n&quot;</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>&#160; <span class="stringliteral">&quot;adc r8,r23\n&quot;</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,Z+\n&quot;</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>&#160; <span class="stringliteral">&quot;eor __tmp_reg__,r9\n&quot;</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>&#160; <span class="stringliteral">&quot;ld r9,Z+\n&quot;</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>&#160; <span class="stringliteral">&quot;eor r9,r10\n&quot;</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>&#160; <span class="stringliteral">&quot;ld r10,Z+\n&quot;</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>&#160; <span class="stringliteral">&quot;eor r10,r11\n&quot;</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>&#160; <span class="stringliteral">&quot;ld r11,Z+\n&quot;</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>&#160; <span class="stringliteral">&quot;eor r11,r12\n&quot;</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>&#160; <span class="stringliteral">&quot;ld r12,Z+\n&quot;</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>&#160; <span class="stringliteral">&quot;eor r12,r13\n&quot;</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>&#160; <span class="stringliteral">&quot;ld r13,Z+\n&quot;</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>&#160; <span class="stringliteral">&quot;eor r13,r14\n&quot;</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>&#160; <span class="stringliteral">&quot;ld r14,Z+\n&quot;</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>&#160; <span class="stringliteral">&quot;eor r14,r15\n&quot;</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>&#160; <span class="stringliteral">&quot;ld r15,Z+\n&quot;</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>&#160; <span class="stringliteral">&quot;eor r15,r8\n&quot;</span></div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>&#160; <span class="stringliteral">&quot;mov r8,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>&#160; <span class="stringliteral">&quot;lsl r16\n&quot;</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>&#160; <span class="stringliteral">&quot;rol r17\n&quot;</span></div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>&#160; <span class="stringliteral">&quot;rol r18\n&quot;</span></div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>&#160; <span class="stringliteral">&quot;rol r19\n&quot;</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>&#160; <span class="stringliteral">&quot;rol r20\n&quot;</span></div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>&#160; <span class="stringliteral">&quot;rol r21\n&quot;</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>&#160; <span class="stringliteral">&quot;rol r22\n&quot;</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>&#160; <span class="stringliteral">&quot;rol r23\n&quot;</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>&#160; <span class="stringliteral">&quot;adc r16, __zero_reg__\n&quot;</span></div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>&#160; <span class="stringliteral">&quot;eor r16,r8\n&quot;</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>&#160; <span class="stringliteral">&quot;eor r17,r9\n&quot;</span></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>&#160; <span class="stringliteral">&quot;eor r18,r10\n&quot;</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>&#160; <span class="stringliteral">&quot;eor r19,r11\n&quot;</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>&#160; <span class="stringliteral">&quot;eor r20,r12\n&quot;</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>&#160; <span class="stringliteral">&quot;eor r21,r13\n&quot;</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>&#160; <span class="stringliteral">&quot;eor r22,r14\n&quot;</span></div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>&#160; <span class="stringliteral">&quot;eor r23,r15\n&quot;</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>&#160; <span class="stringliteral">&quot;dec %2\n&quot;</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>&#160; <span class="stringliteral">&quot;breq 2f\n&quot;</span></div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>&#160; <span class="stringliteral">&quot;rjmp 1b\n&quot;</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>&#160; <span class="stringliteral">&quot;ldd r26,%A3\n&quot;</span></div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>&#160; <span class="stringliteral">&quot;ldd r27,%B3\n&quot;</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>&#160; <span class="stringliteral">&quot;st X+,r15\n&quot;</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>&#160; <span class="stringliteral">&quot;st X+,r14\n&quot;</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>&#160; <span class="stringliteral">&quot;st X+,r13\n&quot;</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>&#160; <span class="stringliteral">&quot;st X+,r12\n&quot;</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>&#160; <span class="stringliteral">&quot;st X+,r11\n&quot;</span></div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>&#160; <span class="stringliteral">&quot;st X+,r10\n&quot;</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>&#160; <span class="stringliteral">&quot;st X+,r9\n&quot;</span></div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>&#160; <span class="stringliteral">&quot;st X+,r8\n&quot;</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>&#160; <span class="stringliteral">&quot;st X+,r23\n&quot;</span></div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>&#160; <span class="stringliteral">&quot;st X+,r22\n&quot;</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>&#160; <span class="stringliteral">&quot;st X+,r21\n&quot;</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>&#160; <span class="stringliteral">&quot;st X+,r20\n&quot;</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>&#160; <span class="stringliteral">&quot;st X+,r19\n&quot;</span></div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>&#160; <span class="stringliteral">&quot;st X+,r18\n&quot;</span></div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>&#160; <span class="stringliteral">&quot;st X+,r17\n&quot;</span></div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>&#160; <span class="stringliteral">&quot;st X,r16\n&quot;</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>&#160; : : <span class="stringliteral">&quot;x&quot;</span>(input), <span class="stringliteral">&quot;z&quot;</span>(k), <span class="stringliteral">&quot;r&quot;</span>(rounds), <span class="stringliteral">&quot;Q&quot;</span>(output)</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>&#160; : <span class="stringliteral">&quot;r8&quot;</span>, <span class="stringliteral">&quot;r9&quot;</span>, <span class="stringliteral">&quot;r10&quot;</span>, <span class="stringliteral">&quot;r11&quot;</span>, <span class="stringliteral">&quot;r12&quot;</span>, <span class="stringliteral">&quot;r13&quot;</span>, <span class="stringliteral">&quot;r14&quot;</span>, <span class="stringliteral">&quot;r15&quot;</span>,</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>&#160; <span class="stringliteral">&quot;r16&quot;</span>, <span class="stringliteral">&quot;r17&quot;</span>, <span class="stringliteral">&quot;r18&quot;</span>, <span class="stringliteral">&quot;r19&quot;</span>, <span class="stringliteral">&quot;r20&quot;</span>, <span class="stringliteral">&quot;r21&quot;</span>, <span class="stringliteral">&quot;r22&quot;</span>, <span class="stringliteral">&quot;r23&quot;</span>, <span class="stringliteral">&quot;memory&quot;</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>&#160; );</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>&#160;<span class="preprocessor"></span> uint64_t x, y;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>&#160; <span class="keyword">const</span> uint64_t *s = k;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>&#160; unpack64(x, input);</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>&#160; unpack64(y, input + 8);</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>&#160; <span class="keywordflow">for</span> (uint8_t round = rounds; round &gt; 0; --round, ++s) {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>&#160; x = (rightRotate8_64(x) + y) ^ s[0];</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>&#160; y = leftRotate3_64(y) ^ x;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>&#160; }</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>&#160; pack64(output, x);</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>&#160; pack64(output + 8, y);</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>&#160;</div>
<div class="line"><a name="l00425"></a><span class="lineno"><a class="line" href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4"> 425</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4">Speck::decryptBlock</a>(uint8_t *output, <span class="keyword">const</span> uint8_t *input)</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>&#160;{</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>&#160;<span class="preprocessor">#if USE_AVR_INLINE_ASM</span></div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>&#160;<span class="preprocessor"></span> <span class="comment">// Automatically generated by the genspeck tool.</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>&#160; __asm__ __volatile__ (</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>&#160; <span class="stringliteral">&quot;ld r15,X+\n&quot;</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>&#160; <span class="stringliteral">&quot;ld r14,X+\n&quot;</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>&#160; <span class="stringliteral">&quot;ld r13,X+\n&quot;</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>&#160; <span class="stringliteral">&quot;ld r12,X+\n&quot;</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>&#160; <span class="stringliteral">&quot;ld r11,X+\n&quot;</span></div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>&#160; <span class="stringliteral">&quot;ld r10,X+\n&quot;</span></div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>&#160; <span class="stringliteral">&quot;ld r9,X+\n&quot;</span></div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>&#160; <span class="stringliteral">&quot;ld r8,X+\n&quot;</span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>&#160; <span class="stringliteral">&quot;ld r23,X+\n&quot;</span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>&#160; <span class="stringliteral">&quot;ld r22,X+\n&quot;</span></div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>&#160; <span class="stringliteral">&quot;ld r21,X+\n&quot;</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>&#160; <span class="stringliteral">&quot;ld r20,X+\n&quot;</span></div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>&#160; <span class="stringliteral">&quot;ld r19,X+\n&quot;</span></div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>&#160; <span class="stringliteral">&quot;ld r18,X+\n&quot;</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>&#160; <span class="stringliteral">&quot;ld r17,X+\n&quot;</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>&#160; <span class="stringliteral">&quot;ld r16,X\n&quot;</span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>&#160; <span class="stringliteral">&quot;1:\n&quot;</span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>&#160; <span class="stringliteral">&quot;eor r16,r8\n&quot;</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>&#160; <span class="stringliteral">&quot;eor r17,r9\n&quot;</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>&#160; <span class="stringliteral">&quot;eor r18,r10\n&quot;</span></div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>&#160; <span class="stringliteral">&quot;eor r19,r11\n&quot;</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>&#160; <span class="stringliteral">&quot;eor r20,r12\n&quot;</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>&#160; <span class="stringliteral">&quot;eor r21,r13\n&quot;</span></div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>&#160; <span class="stringliteral">&quot;eor r22,r14\n&quot;</span></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>&#160; <span class="stringliteral">&quot;eor r23,r15\n&quot;</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>&#160; <span class="stringliteral">&quot;bst r16,0\n&quot;</span></div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>&#160; <span class="stringliteral">&quot;ror r23\n&quot;</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>&#160; <span class="stringliteral">&quot;ror r22\n&quot;</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>&#160; <span class="stringliteral">&quot;ror r21\n&quot;</span></div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>&#160; <span class="stringliteral">&quot;ror r20\n&quot;</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>&#160; <span class="stringliteral">&quot;ror r19\n&quot;</span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>&#160; <span class="stringliteral">&quot;ror r18\n&quot;</span></div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>&#160; <span class="stringliteral">&quot;ror r17\n&quot;</span></div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>&#160; <span class="stringliteral">&quot;ror r16\n&quot;</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>&#160; <span class="stringliteral">&quot;bld r23,7\n&quot;</span></div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>&#160; <span class="stringliteral">&quot;bst r16,0\n&quot;</span></div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>&#160; <span class="stringliteral">&quot;ror r23\n&quot;</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>&#160; <span class="stringliteral">&quot;ror r22\n&quot;</span></div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>&#160; <span class="stringliteral">&quot;ror r21\n&quot;</span></div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>&#160; <span class="stringliteral">&quot;ror r20\n&quot;</span></div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>&#160; <span class="stringliteral">&quot;ror r19\n&quot;</span></div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>&#160; <span class="stringliteral">&quot;ror r18\n&quot;</span></div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>&#160; <span class="stringliteral">&quot;ror r17\n&quot;</span></div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>&#160; <span class="stringliteral">&quot;ror r16\n&quot;</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>&#160; <span class="stringliteral">&quot;bld r23,7\n&quot;</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>&#160; <span class="stringliteral">&quot;bst r16,0\n&quot;</span></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>&#160; <span class="stringliteral">&quot;ror r23\n&quot;</span></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>&#160; <span class="stringliteral">&quot;ror r22\n&quot;</span></div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>&#160; <span class="stringliteral">&quot;ror r21\n&quot;</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>&#160; <span class="stringliteral">&quot;ror r20\n&quot;</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>&#160; <span class="stringliteral">&quot;ror r19\n&quot;</span></div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>&#160; <span class="stringliteral">&quot;ror r18\n&quot;</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>&#160; <span class="stringliteral">&quot;ror r17\n&quot;</span></div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>&#160; <span class="stringliteral">&quot;ror r16\n&quot;</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>&#160; <span class="stringliteral">&quot;bld r23,7\n&quot;</span></div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>&#160; <span class="stringliteral">&quot;ld __tmp_reg__,-Z\n&quot;</span></div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>&#160; <span class="stringliteral">&quot;eor __tmp_reg__,r15\n&quot;</span></div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>&#160; <span class="stringliteral">&quot;ld r15,-Z\n&quot;</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>&#160; <span class="stringliteral">&quot;eor r15,r14\n&quot;</span></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>&#160; <span class="stringliteral">&quot;ld r14,-Z\n&quot;</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>&#160; <span class="stringliteral">&quot;eor r14,r13\n&quot;</span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>&#160; <span class="stringliteral">&quot;ld r13,-Z\n&quot;</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>&#160; <span class="stringliteral">&quot;eor r13,r12\n&quot;</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>&#160; <span class="stringliteral">&quot;ld r12,-Z\n&quot;</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>&#160; <span class="stringliteral">&quot;eor r12,r11\n&quot;</span></div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>&#160; <span class="stringliteral">&quot;ld r11,-Z\n&quot;</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>&#160; <span class="stringliteral">&quot;eor r11,r10\n&quot;</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>&#160; <span class="stringliteral">&quot;ld r10,-Z\n&quot;</span></div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>&#160; <span class="stringliteral">&quot;eor r10,r9\n&quot;</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>&#160; <span class="stringliteral">&quot;ld r9,-Z\n&quot;</span></div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>&#160; <span class="stringliteral">&quot;eor r9,r8\n&quot;</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>&#160; <span class="stringliteral">&quot;mov r8,__tmp_reg__\n&quot;</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>&#160; <span class="stringliteral">&quot;sub r9,r16\n&quot;</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>&#160; <span class="stringliteral">&quot;sbc r10,r17\n&quot;</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>&#160; <span class="stringliteral">&quot;sbc r11,r18\n&quot;</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>&#160; <span class="stringliteral">&quot;sbc r12,r19\n&quot;</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>&#160; <span class="stringliteral">&quot;sbc r13,r20\n&quot;</span></div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>&#160; <span class="stringliteral">&quot;sbc r14,r21\n&quot;</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>&#160; <span class="stringliteral">&quot;sbc r15,r22\n&quot;</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>&#160; <span class="stringliteral">&quot;sbc r8,r23\n&quot;</span></div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>&#160; <span class="stringliteral">&quot;dec %2\n&quot;</span></div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>&#160; <span class="stringliteral">&quot;breq 2f\n&quot;</span></div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>&#160; <span class="stringliteral">&quot;rjmp 1b\n&quot;</span></div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>&#160; <span class="stringliteral">&quot;2:\n&quot;</span></div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>&#160; <span class="stringliteral">&quot;ldd r26,%A3\n&quot;</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>&#160; <span class="stringliteral">&quot;ldd r27,%B3\n&quot;</span></div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>&#160; <span class="stringliteral">&quot;st X+,r15\n&quot;</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>&#160; <span class="stringliteral">&quot;st X+,r14\n&quot;</span></div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>&#160; <span class="stringliteral">&quot;st X+,r13\n&quot;</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>&#160; <span class="stringliteral">&quot;st X+,r12\n&quot;</span></div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>&#160; <span class="stringliteral">&quot;st X+,r11\n&quot;</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>&#160; <span class="stringliteral">&quot;st X+,r10\n&quot;</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>&#160; <span class="stringliteral">&quot;st X+,r9\n&quot;</span></div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>&#160; <span class="stringliteral">&quot;st X+,r8\n&quot;</span></div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>&#160; <span class="stringliteral">&quot;st X+,r23\n&quot;</span></div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>&#160; <span class="stringliteral">&quot;st X+,r22\n&quot;</span></div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>&#160; <span class="stringliteral">&quot;st X+,r21\n&quot;</span></div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>&#160; <span class="stringliteral">&quot;st X+,r20\n&quot;</span></div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>&#160; <span class="stringliteral">&quot;st X+,r19\n&quot;</span></div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>&#160; <span class="stringliteral">&quot;st X+,r18\n&quot;</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>&#160; <span class="stringliteral">&quot;st X+,r17\n&quot;</span></div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>&#160; <span class="stringliteral">&quot;st X,r16\n&quot;</span></div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>&#160; : : <span class="stringliteral">&quot;x&quot;</span>(input), <span class="stringliteral">&quot;z&quot;</span>(k + rounds), <span class="stringliteral">&quot;r&quot;</span>(rounds), <span class="stringliteral">&quot;Q&quot;</span>(output)</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>&#160; : <span class="stringliteral">&quot;r8&quot;</span>, <span class="stringliteral">&quot;r9&quot;</span>, <span class="stringliteral">&quot;r10&quot;</span>, <span class="stringliteral">&quot;r11&quot;</span>, <span class="stringliteral">&quot;r12&quot;</span>, <span class="stringliteral">&quot;r13&quot;</span>, <span class="stringliteral">&quot;r14&quot;</span>, <span class="stringliteral">&quot;r15&quot;</span>,</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>&#160; <span class="stringliteral">&quot;r16&quot;</span>, <span class="stringliteral">&quot;r17&quot;</span>, <span class="stringliteral">&quot;r18&quot;</span>, <span class="stringliteral">&quot;r19&quot;</span>, <span class="stringliteral">&quot;r20&quot;</span>, <span class="stringliteral">&quot;r21&quot;</span>, <span class="stringliteral">&quot;r22&quot;</span>, <span class="stringliteral">&quot;r23&quot;</span>, <span class="stringliteral">&quot;memory&quot;</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>&#160; );</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>&#160;<span class="preprocessor"></span> uint64_t x, y;</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>&#160; <span class="keyword">const</span> uint64_t *s = k + rounds - 1;</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>&#160; unpack64(x, input);</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>&#160; unpack64(y, input + 8);</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>&#160; <span class="keywordflow">for</span> (uint8_t round = rounds; round &gt; 0; --round, --s) {</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>&#160; y = rightRotate3_64(x ^ y);</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>&#160; x = leftRotate8_64((x ^ s[0]) - y);</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>&#160; }</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>&#160; pack64(output, x);</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>&#160; pack64(output + 8, y);</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>&#160;</div>
<div class="line"><a name="l00550"></a><span class="lineno"><a class="line" href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f"> 550</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f">Speck::clear</a>()</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>&#160;{</div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>&#160; clean(k);</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>&#160;}</div>
<div class="ttc" id="classSpeck_html_a061e43c1363178cda088c3f46e07d87b"><div class="ttname"><a href="classSpeck.html#a061e43c1363178cda088c3f46e07d87b">Speck::keySize</a></div><div class="ttdeci">size_t keySize() const </div><div class="ttdoc">Default size of the key for this block cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00087">Speck.cpp:87</a></div></div>
<div class="ttc" id="classSpeck_html_a18a3b982a2cbc48befc8d498de08f188"><div class="ttname"><a href="classSpeck.html#a18a3b982a2cbc48befc8d498de08f188">Speck::blockSize</a></div><div class="ttdeci">size_t blockSize() const </div><div class="ttdoc">Size of a single block processed by this cipher, in bytes. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00082">Speck.cpp:82</a></div></div>
<div class="ttc" id="classSpeck_html_a1f0ea433652d791317863de8a50a0580"><div class="ttname"><a href="classSpeck.html#a1f0ea433652d791317863de8a50a0580">Speck::Speck</a></div><div class="ttdeci">Speck()</div><div class="ttdoc">Constructs a Speck block cipher with no initial key. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00072">Speck.cpp:72</a></div></div>
<div class="ttc" id="classSpeck_html_af6b8b91929e4b5b2023400688c9437f9"><div class="ttname"><a href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9">Speck::encryptBlock</a></div><div class="ttdeci">void encryptBlock(uint8_t *output, const uint8_t *input)</div><div class="ttdoc">Encrypts a single block using this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00306">Speck.cpp:306</a></div></div>
<div class="ttc" id="classSpeck_html_ad8c040df1c52d2559da8fdb3963d28b4"><div class="ttname"><a href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4">Speck::decryptBlock</a></div><div class="ttdeci">void decryptBlock(uint8_t *output, const uint8_t *input)</div><div class="ttdoc">Decrypts a single block using this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00457">Speck.cpp:457</a></div></div>
<div class="ttc" id="classSpeck_html_af6b8b91929e4b5b2023400688c9437f9"><div class="ttname"><a href="classSpeck.html#af6b8b91929e4b5b2023400688c9437f9">Speck::encryptBlock</a></div><div class="ttdeci">void encryptBlock(uint8_t *output, const uint8_t *input)</div><div class="ttdoc">Encrypts a single block using this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00303">Speck.cpp:303</a></div></div>
<div class="ttc" id="classSpeck_html_ad8c040df1c52d2559da8fdb3963d28b4"><div class="ttname"><a href="classSpeck.html#ad8c040df1c52d2559da8fdb3963d28b4">Speck::decryptBlock</a></div><div class="ttdeci">void decryptBlock(uint8_t *output, const uint8_t *input)</div><div class="ttdoc">Decrypts a single block using this cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00425">Speck.cpp:425</a></div></div>
<div class="ttc" id="classSpeck_html_a7a07fc025bd25d832e9899333b5dabef"><div class="ttname"><a href="classSpeck.html#a7a07fc025bd25d832e9899333b5dabef">Speck::setKey</a></div><div class="ttdeci">bool setKey(const uint8_t *key, size_t len)</div><div class="ttdoc">Sets the key to use for future encryption and decryption operations. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00105">Speck.cpp:105</a></div></div>
<div class="ttc" id="classSpeck_html_aa3866273282addabb9d3703c41fdc95f"><div class="ttname"><a href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f">Speck::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this block cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00611">Speck.cpp:611</a></div></div>
<div class="ttc" id="classSpeck_html_aa3866273282addabb9d3703c41fdc95f"><div class="ttname"><a href="classSpeck.html#aa3866273282addabb9d3703c41fdc95f">Speck::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clears all security-sensitive state from this block cipher. </div><div class="ttdef"><b>Definition:</b> <a href="Speck_8cpp_source.html#l00550">Speck.cpp:550</a></div></div>
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