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Consistent overhead byte stuffing: Difference between revisions

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Consistent overhead byte stuffing (view source)

Revision as of 19:24, 25 September 2023

120 bytes added ,  8 months ago
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→‎{{header|Phix}}: minor tidy, copied ab() idea from Julia
m (→‎{{header|Julia}}: add variable marker, test with marker 3)
m (→‎{{header|Phix}}: minor tidy, copied ab() idea from Julia)
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<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
<span style="color: #000000;">buffer</span><span style="color: #0000FF;">[</span><span style="color: #000000;">cdx</span><span style="color: #0000FF;">]</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #000000;">addlast</span><span style="color: #0000FF;">?</span><span style="color: #000000;">code</span><span style="color: #0000FF;">:</span><span style="color: #000000;">0</span><span style="color: #0000FF;">)</span>
<span style="color: #008080;">if</span> <span style="color: #000000;">addlast</span> <span style="color: #008080;">then</span> <span style="color: #000000;">buffer</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">0</span> <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
<span style="color: #000000;">buffer</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">0</span>▼
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>▼
<span style="color: #008080;">return</span> <span style="color: #000000;">buffer</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
Line 275 ⟶ 273:
<span style="color: #0000FF;">{{</span><span style="color: #000000;">0x11</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x22</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x33</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x44</span><span style="color: #0000FF;">},</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0x05</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x11</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x22</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x33</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x44</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">}},</span>
<span style="color: #0000FF;">{{</span><span style="color: #000000;">0x11</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">},</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0x02</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x11</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">}},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFE</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x01</span><span style="color: #0000FF;">),</span> <span style="color: #7060A8000000;">flatten0xFF</span> <span style="color: #0000FF;">({&</span> <span style="color: #0000007060A8;">0xFFtagset</span><span style="color: #0000FF;">,(</span> <span style="color: #7060A8000000;">tagset0xFE</span><span style="color: #0000FF;">(,</span><span style="color: #000000;">0xFE0x01</span><span style="color: #0000FF;">,)</span><span style="color: #000000;">0x01</span><span style="color: #0000FF;">),&</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">})},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFE</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x00</span><span style="color: #0000FF;">),</span> <span style="color: #7060A80000FF;">flatten{</span><span style="color: #0000FF000000;">({0x01</span><span style="color: #0000000000FF;">0x01,</span> <span style="color: #0000FF000000;">,0xFF</span> <span style="color: #0000000000FF;">0xFF}</span> <span style="color: #0000FF;">,&</span> <span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFE</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x01</span><span style="color: #0000FF;">),</span> <span style="color: #0000FF;">&</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">})},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFF0xFE</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x010x00</span><span style="color: #0000FF;">),</span> <span style="color: #7060A80000FF;">flatten{</span><span style="color: #0000FF000000;">({0x01</span><span style="color: #0000000000FF;">0xFF,</span> <span style="color: #0000FF000000;">,0xFF</span> <span style="color: #7060A80000FF;">tagset}</span> <span style="color: #0000FF;">(&</span> <span style="color: #0000007060A8;">0xFEtagset</span><span style="color: #0000FF;">,(</span><span style="color: #000000;">0x010xFE</span><span style="color: #0000FF;">),</span> <span style="color: #000000;">0x020x01</span><span style="color: #0000FF;">,)</span> <span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,&</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">})},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x020x01</span><span style="color: #0000FF;">),</span> <span style="color: #0000FF000000;">&0xFF</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0x00</span><span style="color: #0000FF;">},&</span> <span style="color: #7060A8;">flattentagset</span><span style="color: #0000FF;">({</span><span style="color: #000000;">0xFF0xFE</span><span style="color: #0000FF;">,</span> <span style="color: #7060A8000000;">tagset0x01</span><span style="color: #0000FF;">()</span><span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,&</span><span style="color: #000000;">0x02</span><span style="color: #0000FF;">),{</span> <span style="color: #000000;">0x010x02</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x010xFF</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">})},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,</span><span style="color: #000000;">0x030x02</span><span style="color: #0000FF;">)</span> <span style="color: #0000FF;">&</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0x00</span><span style="color: #0000FF;">},</span> <span style="color: #000000;">0x010xFF</span> <span style="color: #0000FF;">},&</span> <span style="color: #7060A8;">flattentagset</span><span style="color: #0000FF;">({</span><span style="color: #000000;">0xFE0xFF</span><span style="color: #0000FF;">,</span> <span style="color: #7060A8000000;">tagset0x02</span><span style="color: #0000FF;">()</span><span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,&</span><span style="color: #000000;">0x03</span><span style="color: #0000FF;">),{</span> <span style="color: #000000;">0x020x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">0x00</span><span style="color: #0000FF;">})}},</span>
<span style="color: #0000FF;">{</span><span style="color: #7060A8;">printftagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">10xFF</span><span style="color: #0000FF;">,</span><span style="color: #008000000000;">0x03</span><span style="%-23scolor: -#0000FF;">)</span> <span style="color: #0000FF;">&gt</span> <span style="color: #0000FF;">{</span><span %-33sstyle="color: encode#000000;">0x00</span><span style="color:%s #0000FF;">,</span> decode<span style="color: %s\n#000000;">0x01</span><span style="color: #0000FF;">},{</span> <span style="color: #000000;">ostr0xFE</span> <span style="color: #0000FF;">&</span> <span style="color: #7060A8;">tagset</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0xFF</span><span style="color: #0000FF;">,</span><span style="color: #000000;">astr0x03</span><span style="color: #0000FF;">)</span> <span style="color: #0000FF;">&</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">0x02</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">eOK0x01</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">dOK0x00</span><span style="color: #0000FF;">})}}</span>▼
<span style="color: #008080;">function</span> <span style="color: #000000;">dOKab</span> <span style="color: #0000FF;">=(</span> <span style="color: #7060A8004080;">iffsequence</span> <span style="color: #0000FF000000;">(s</span><span style="color: #0000000000FF;">decoded,</span> <span style="color: #0000FF004080;">==integer</span> <span style="color: #000000;">origm</span><span style="color: #0000FF;">?,</span><span style="color: #008000000000;">"OK"f</span><span style="color: #0000FF;">:,</span><span style="color: #008000000000;">"***???***"l</span><span style="color: #0000FF;">)</span>▼
<span style="color: #000000;">eOKs</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #0000007060A8;">actuallength</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">)<</span><span style="color: #000000;">expectedm</span><span style="color: #0000FF;">?</span><span style="color: #0080007060A8;">join</span><span style="OKcolor: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">,</span><span style="color: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"***???***%02x"</span><span style="color: #0000FF;">),</span>▼
<span style="color: #0000FF;">:</span><span style="color: #7060A8;">join</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">[</span><span style="color: #000000;">1</span><span style="color: #0000FF;">..</span><span style="color: #000000;">f</span><span style="color: #0000FF;">],</span><span style="color: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02x"</span><span style="color: #0000FF;">)</span>
<span style="color: #0000FF;">&</span> <span style="color: #008000;">" ... "</span> <span style="color: #0000FF;">&</span> <span style="color: #7060A8;">join</span><span style="color: #0000FF;">(</span><span style="color: #000000;">s</span><span style="color: #0000FF;">[</span><span style="color: #000000;">l</span><span style="color: #0000FF;">..$],</span><span style="color: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02x"</span><span style="color: #0000FF;">))</span>
▲ <span style="color: #000000008080;">buffer</span> <span style="color: #0000FF;">&=return</span> <span style="color: #000000;">0s</span>
▲ <span style="color: #008080;">end</span> <span style="color: #008080;">iffunction</span>
<span style="color: #008080;">for</span> <span style="color: #000000;">t</span> <span style="color: #008080;">in</span> <span style="color: #000000;">tests</span> <span style="color: #008080;">do</span>
<span style="color: #004080;">sequence</span> <span style="color: #0000FF;">{</span><span style="color: #000000;">orig</span><span style="color: #0000FF;">,</span><span style="color: #000000;">expected</span><span style="color: #0000FF;">}</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">t</span><span style="color: #0000FF;">,</span>
<span style="color: #000000;">actual</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">cobs_encode</span><span style="color: #0000FF;">(</span><span style="color: #000000;">orig</span><span style="color: #0000FF;">),</span>
<span style="color: #000000;">decoded</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">cobs_decode</span><span style="color: #0000FF;">(</span><span style="color: #000000;">actual</span><span style="color: #0000FF;">)</span>
<span style="color: #004080;">stringbool</span> <span style="color: #000000;">ostreOK</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">origactual</span><span style="color: #0000FF;">)<</span><span style="color: #000000;">5</span><span style="color: #0000FF;">?</span><span style="color: #7060A8;">join</span><span style="color: #0000FF;">(</span><span style="color: #000000;">origexpected</span><span style="color: #0000FF;">),</span><span style="color: #008000;">" "</span><span style="color: #0000FF;">,</span><span style="color: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02x"</span><span style="color: #0000FF;">)</span>
<span style="color: #0000FF;">:</span><span style="color: #7060A8;">join</span><span style="color: #0000FF;">(</span><span style="color: #000000;">origdOK</span><span style="color: #0000FF;">[</span><span style="color: #000000;">1</span><span style="color: #0000FF;">..</span><span style="color: #000000;">3</span><span style="color: #0000FF;">],</span><span style="color: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02x"</span><span style="color: #0000FF;">)&</span><span style="color: #008000;">" ... "</span><span style="color: #0000FF;">&</span><span style="color: #7060A8;">join</span><span style="color: #0000FF;">(</span><span style="color: #000000;">origdecoded</span><span style="color: #0000FF;">[</span><span style="color: #000000;">253</span><span style="color: #0000FF;">..$],</span><span style="color: #000000;">fmtorig</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02x"</span><span style="color: #0000FF;">)),</span>
<span style="color: #000000;">astr</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #7060A8;">lengthprintf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">actual1</span><span style="color: #0000FF;">)<,</span><span style="color: #000000008000;">7</span><span style="color:%-23s #0000FF-&gt;">?</span><span style="color:%-33s #7060A8;">join</span><span style="colorencode: #0000FF;">(</span><span style="color: #000000;">actual</span><span style="color: #0000FF;">%t,</span><span style="colordecode: #000000;">fmt</span><span style="color: #0000FF;">:=</span><span style="color: #008000;">"%02xt\n"</span><span style="color: #0000FF;">),</span>
<span style="color: #0000FF;">:{</span><span style="color: #7060A8000000;">joinab</span><span style="color: #0000FF;">(</span><span style="color: #000000;">actualorig</span><span style="color: #0000FF;">[,</span><span style="color: #000000;">15</span><span style="color: #0000FF;">..,</span><span style="color: #000000;">43</span><span style="color: #0000FF;">],</span><span style="color: #000000;">fmt253</span><span style="color: #0000FF;">:=),</span><span style="color: #008000000000;">"%02x"ab</span><span style="color: #0000FF;">)&(</span><span style="color: #008000000000;">" ... "actual</span><span style="color: #0000FF;">&,</span><span style="color: #7060A8000000;">join7</span><span style="color: #0000FF;">(,</span><span style="color: #000000;">actual4</span><span style="color: #0000FF;">[,</span><span style="color: #000000;">254</span><span style="color: #0000FF;">..$]),</span><span style="color: #000000;">fmteOK</span><span style="color: #0000FF;">:=,</span><span style="color: #008000000000;">"%02x"dOK</span><span style="color: #0000FF;">})),</span>
▲ <span style="color: #000000;">eOK</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #000000;">actual</span><span style="color: #0000FF;">==</span><span style="color: #000000;">expected</span><span style="color: #0000FF;">?</span><span style="color: #008000;">"OK"</span><span style="color: #0000FF;">:</span><span style="color: #008000;">"***???***"</span><span style="color: #0000FF;">),</span>
▲ <span style="color: #000000;">dOK</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">iff</span><span style="color: #0000FF;">(</span><span style="color: #000000;">decoded</span><span style="color: #0000FF;">==</span><span style="color: #000000;">orig</span><span style="color: #0000FF;">?</span><span style="color: #008000;">"OK"</span><span style="color: #0000FF;">:</span><span style="color: #008000;">"***???***"</span><span style="color: #0000FF;">)</span>
▲ <span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"%-23s -&gt; %-33s encode:%s, decode: %s\n"</span><span style="color: #0000FF;">,{</span><span style="color: #000000;">ostr</span><span style="color: #0000FF;">,</span><span style="color: #000000;">astr</span><span style="color: #0000FF;">,</span><span style="color: #000000;">eOK</span><span style="color: #0000FF;">,</span><span style="color: #000000;">dOK</span><span style="color: #0000FF;">})</span>
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
<!--</syntaxhighlight>-->
{{out}}
<pre>
00 -> 01 01 00 encode:OKtrue, decode: OKtrue
00 00 -> 01 01 01 00 encode:OKtrue, decode: OKtrue
00 11 00 -> 01 02 11 01 00 encode:OKtrue, decode: OKtrue
11 22 00 33 -> 03 11 22 02 33 00 encode:OKtrue, decode: OKtrue
11 22 33 44 -> 05 11 22 33 44 00 encode:OKtrue, decode: OKtrue
11 00 00 00 -> 02 11 01 01 01 00 encode:OKtrue, decode: OKtrue
01 02 03 ... FD FE -> FF 01 02 03 ... FD FE 00 encode:OKtrue, decode: OKtrue
00 01 02 ... FC FD FE -> 01 FF 01 02 ... FC FD FE 00 encode:OKtrue, decode: OKtrue
00 01 02 03 ... FC FD FE FF -> 01 FF 01 02 03 ... FC FD FE 0200 FF 00 encode:OKtrue, decode: OKtrue
01 02 03 04 ... FD FE FF 00 -> FF 01 02 03 04 ... FD FE 02 FF 01 01 00 encode:OKtrue, decode: OKtrue
02 03 04 05 ... FE FF 00 01 -> FEFF 02 03 04 05 ... FE FF 0201 01 00 encode:OKtrue, decode: OKtrue
03 04 05 ... FF 00 01 -> FE 03 04 05 ... FF 02 01 00 encode:true, decode:true
</pre>
 
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