doc/classes/RsDos.src/M000524.html in ripxplore-0.14.0 vs doc/classes/RsDos.src/M000524.html in ripxplore-0.14.1
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- <title>files (RsDos)</title>
+ <title>sectors_per_granule (RsDos)</title>
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- <pre><span class="ruby-comment cmt"># File lib/file_systems/RsDos.rb, line 73</span>
-<span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">files</span>(<span class="ruby-identifier">file_system_image</span>)
- <span class="ruby-identifier">files</span>=<span class="ruby-constant">FileContainer</span>.<span class="ruby-identifier">new</span>
- <span class="ruby-identifier">granule_allocation_table</span>=<span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">get_sector</span>(<span class="ruby-identifier">directory_track</span>,<span class="ruby-value">2</span>)
- <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">files</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">granule_allocation_table</span>.<span class="ruby-identifier">nil?</span>
-<span class="ruby-comment cmt"># file_system_image.volume_name="RSDOS Disk"</span>
- (<span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">sectors_in_track</span>(<span class="ruby-identifier">directory_track</span>)<span class="ruby-operator">-</span>[<span class="ruby-value">1</span>,<span class="ruby-value">2</span>,<span class="ruby-value">12</span>,<span class="ruby-value">13</span>,<span class="ruby-value">14</span>,<span class="ruby-value">15</span>,<span class="ruby-value">16</span>,<span class="ruby-value">17</span>,<span class="ruby-value">18</span>]).<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">sector_no</span><span class="ruby-operator">|</span>
- <span class="ruby-identifier">fde_sector</span>=<span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">get_sector</span>(<span class="ruby-identifier">directory_track</span>,<span class="ruby-identifier">sector_no</span>)
- (<span class="ruby-identifier">fde_sector</span>.<span class="ruby-identifier">length</span><span class="ruby-operator">/</span><span class="ruby-constant">FDE_SIZE</span>).<span class="ruby-identifier">times</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">fde_number</span><span class="ruby-operator">|</span>
- <span class="ruby-identifier">fde</span>=<span class="ruby-identifier">fde_sector</span>[<span class="ruby-identifier">fde_number</span><span class="ruby-operator">*</span><span class="ruby-constant">FDE_SIZE</span>,<span class="ruby-constant">FDE_SIZE</span>]
- <span class="ruby-keyword kw">next</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">fde</span>[<span class="ruby-value">0</span>]<span class="ruby-operator">==</span><span class="ruby-value">0</span>
- <span class="ruby-keyword kw">break</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">fde</span>[<span class="ruby-value">0</span>]<span class="ruby-operator">==</span><span class="ruby-value">0xff</span>
-
- <span class="ruby-identifier">filename_base</span>=<span class="ruby-identifier">fde</span>[<span class="ruby-value">0</span>,<span class="ruby-value">8</span>].<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">"A8"</span>)
- <span class="ruby-identifier">filename_extension</span>=<span class="ruby-identifier">fde</span>[<span class="ruby-value">8</span>,<span class="ruby-value">3</span>].<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">"A8"</span>)
- <span class="ruby-identifier">filename</span>=<span class="ruby-node">"#{filename_base}/#{filename_extension}"</span>
- <span class="ruby-identifier">file_type</span>, <span class="ruby-identifier">ascii_flag</span>, <span class="ruby-identifier">granule</span>, <span class="ruby-identifier">last_sector_bytes</span> = <span class="ruby-identifier">fde</span>[<span class="ruby-value">11</span>,<span class="ruby-value">5</span>].<span class="ruby-identifier">unpack</span>(<span class="ruby-value str">"CCCS"</span>)
- <span class="ruby-identifier">contents</span>=<span class="ruby-value str">""</span>
- <span class="ruby-identifier">granules</span> = []
-
-<span class="ruby-comment cmt"># puts "#{filename}: first gran:#{granule} file type #{file_type} ascii flag #{ascii_flag}"</span>
-
- <span class="ruby-keyword kw">while</span> <span class="ruby-identifier">granule</span> <span class="ruby-operator"><</span> <span class="ruby-value">67</span>
- <span class="ruby-keyword kw">break</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">granules</span>.<span class="ruby-identifier">include?</span>(<span class="ruby-identifier">granule</span>)<span class="ruby-operator">==</span><span class="ruby-keyword kw">true</span>
- <span class="ruby-identifier">granules</span> <span class="ruby-operator"><<</span> <span class="ruby-identifier">granule</span>
- <span class="ruby-identifier">track_no</span> = <span class="ruby-constant">Integer</span>(<span class="ruby-identifier">granule</span><span class="ruby-operator">/</span><span class="ruby-value">2</span>)
- (<span class="ruby-identifier">track_no</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span>) <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">granule</span><span class="ruby-operator">></span><span class="ruby-value">33</span>
- <span class="ruby-identifier">start_sector</span> = (<span class="ruby-identifier">granule</span> <span class="ruby-operator">%</span> <span class="ruby-value">2</span>) <span class="ruby-operator">==</span> <span class="ruby-value">0</span> <span class="ruby-operator">?</span> <span class="ruby-value">1</span> <span class="ruby-operator">:</span> <span class="ruby-value">10</span>
- <span class="ruby-comment cmt">#puts "Start sector: #{start_sector}"</span>
-
- <span class="ruby-identifier">granule_value</span> = <span class="ruby-identifier">granule_allocation_table</span>[ <span class="ruby-identifier">granule</span> ]
-
- <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">granule_value</span> <span class="ruby-operator"><</span> <span class="ruby-value">68</span> <span class="ruby-keyword kw">then</span>
- <span class="ruby-value">9</span>.<span class="ruby-identifier">times</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">i</span><span class="ruby-operator">|</span> <span class="ruby-identifier">contents</span><span class="ruby-operator"><<</span><span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">get_sector</span>(<span class="ruby-identifier">track_no</span>,<span class="ruby-identifier">start_sector</span><span class="ruby-operator">+</span><span class="ruby-identifier">i</span>)}
- <span class="ruby-keyword kw">else</span>
- <span class="ruby-identifier">count</span> = (<span class="ruby-identifier">granule_value</span> <span class="ruby-operator">&</span> <span class="ruby-value">0</span><span class="ruby-identifier">b00011111</span>) <span class="ruby-operator">-</span> <span class="ruby-value">1</span>
- <span class="ruby-identifier">count</span>.<span class="ruby-identifier">times</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">i</span><span class="ruby-operator">|</span> <span class="ruby-identifier">contents</span><span class="ruby-operator"><<</span><span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">get_sector</span>(<span class="ruby-identifier">track_no</span>,<span class="ruby-identifier">start_sector</span><span class="ruby-operator">+</span><span class="ruby-identifier">i</span>)}
- <span class="ruby-identifier">contents</span><span class="ruby-operator"><<</span>(<span class="ruby-identifier">file_system_image</span>.<span class="ruby-identifier">get_sector</span>(<span class="ruby-identifier">track_no</span>,<span class="ruby-identifier">start_sector</span><span class="ruby-operator">+</span><span class="ruby-identifier">count</span>))[<span class="ruby-value">0</span>,<span class="ruby-identifier">last_sector_bytes</span>]
- <span class="ruby-keyword kw">end</span>
- <span class="ruby-comment cmt">#puts "#{granule} = #{granule_value}"</span>
- <span class="ruby-identifier">granule</span> = <span class="ruby-identifier">granule_value</span>
- <span class="ruby-keyword kw">end</span>
-
- <span class="ruby-identifier">files</span><span class="ruby-operator"><<</span><span class="ruby-constant">NativeFileType</span>.<span class="ruby-identifier">best_fit</span>(<span class="ruby-identifier">file_system_image</span>,<span class="ruby-identifier">filename</span>,<span class="ruby-identifier">contents</span>,<span class="ruby-identifier">file_type</span>,<span class="ruby-identifier">ascii_flag</span>)
- <span class="ruby-keyword kw">end</span>
- <span class="ruby-keyword kw">end</span>
- <span class="ruby-identifier">files</span>
+ <pre><span class="ruby-comment cmt"># File lib/file_systems/RsDos.rb, line 39</span>
+<span class="ruby-keyword kw">def</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">sectors_per_granule</span>(<span class="ruby-identifier">file_system_image</span>)
+ <span class="ruby-value">9</span>
<span class="ruby-keyword kw">end</span></pre>
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