AMiRo-OS

<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentScriptType="application/ecmascript" contentStyleType="text/css" height="420px" preserveAspectRatio="none" style="width:1061px;height:420px;" version="1.1" viewBox="0 0 1061 420" width="1061px" zoomAndPan="magnify"><defs><filter height="300%" id="fi54d3amdm4ll" width="300%" x="-1" y="-1"><feGaussianBlur result="blurOut" stdDeviation="2.0"/><feColorMatrix in="blurOut" result="blurOut2" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .4 0"/><feOffset dx="4.0" dy="4.0" in="blurOut2" result="blurOut3"/><feBlend in="SourceGraphic" in2="blurOut3" mode="normal"/></filter></defs><g><text fill="#000000" font-family="sans-serif" font-size="18" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="89" x="485" y="26.708">µRtWare</text><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="307" x="376" y="47.6611">urtSubscriberCalculateUsefulness()</text><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="0" x="532.5" y="68.6143"/><path d="M174,72.8594 L174,158.5234 A0,0 0 0 0 174,158.5234 L525,158.5234 A0,0 0 0 0 525,158.5234 L525,119.6914 L545,115.6914 L525,111.6914 L525,82.8594 L515,72.8594 L174,72.8594 A0,0 0 0 0 174,72.8594 " fill="#FBFB77" filter="url(#fi54d3amdm4ll)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M515,72.8594 L515,82.8594 L525,82.8594 L515,72.8594 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="174" x2="225.5" y1="85.4258" y2="85.4258"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="229.5" y="89.4263"/><text fill="#000000" font-family="monospace" font-size="13" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="80" x="229.5" y="89.4263">subscriber</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="152" x="317.5" y="89.4263">: urt_subscriber_t*</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="473.5" y="89.4263"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="473.5" x2="525" y1="85.4258" y2="85.4258"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="223" x="180" y="105.0591">The subscriber to be unsubscribed.</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="76" x="180" y="120.1919">Must not be</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="32" x="260" y="120.1919">NULL</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="4" x="292" y="120.1919">.</text><line style="stroke: #A80036; stroke-width: 1.0;" x1="174" x2="261.5" y1="130.8242" y2="130.8242"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="265.5" y="134.8247"/><text fill="#000000" font-family="monospace" font-size="13" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="56" x="265.5" y="134.8247">latency</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="104" x="329.5" y="134.8247">: urt_delay_t</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="437.5" y="134.8247"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="437.5" x2="525" y1="130.8242" y2="130.8242"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="330" x="180" y="150.4575">Delay (of a mesage) to calculate the usefulness for.</text><ellipse cx="555" cy="115.6914" fill="#000000" filter="url(#fi54d3amdm4ll)" rx="10" ry="10" style="stroke: none; stroke-width: 1.0;"/><polygon fill="#FEFECE" filter="url(#fi54d3amdm4ll)" points="375,178.5234,423,178.5234,435,190.5234,423,202.5234,375,202.5234,363,190.5234,375,178.5234" style="stroke: #A80036; stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="22" x="403" y="212.7339">HRT</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="48" x="375" y="194.3315">RT class</text><path d="M10,238.6519 L10,263.7847 A0,0 0 0 0 10,263.7847 L344,263.7847 A0,0 0 0 0 344,263.7847 L344,256.6519 L364,251.2183 L344,248.6519 L344,248.6519 L334,238.6519 L10,238.6519 A0,0 0 0 0 10,238.6519 " fill="#FBFB77" filter="url(#fi54d3amdm4ll)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M334,238.6519 L334,248.6519 L344,248.6519 L334,238.6519 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="313" x="16" y="255.7188">Otherwise some QoS timer would have triggered.</text><rect fill="#FEFECE" filter="url(#fi54d3amdm4ll)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; 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stroke-width: 1.0;"/><path d="M514,368.0386 L514,378.0386 L524,378.0386 L514,368.0386 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="200" x2="313.5" y1="380.605" y2="380.605"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="317.5" y="384.6055"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="45" x="317.5" y="384.6055">return</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="366.5" y="384.6055"/><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="40" x="366.5" y="384.6055">float</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="410.5" y="384.6055"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="410.5" x2="524" y1="380.605" y2="380.605"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="255" x="206" y="400.2383">Returns the usefulness as a value within</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="40" x="465" y="400.2383">[0,1]</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="4" x="505" y="400.2383">.</text><ellipse cx="555" cy="388.1714" fill="#FFFFFF" filter="url(#fi54d3amdm4ll)" rx="11" ry="11" style="stroke: #000000; 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@startuml

title **µRtWare**\nurtSubscriberCalculateUsefulness()\n

start

note

  - - ""**subscriber** : urt_subscriber_t*"" - -

  The subscriber to be unsubscribed.

  Must not be ""NULL"".

  - - ""**latency** : urt_delay_t"" - -

  Delay (of a mesage) to calculate the usefulness for.

end note

if (RT class) then (HRT)

  :return ""1"";

  note: Otherwise some QoS timer would have triggered.

elseif (RT class) then (FRT)

  if (Timing ok?) then (yes)

  note: ToDo: When is timing ok?

    :return ""1.0"";

  else (no)

    :return ""0.0"";

  endif

elseif (RT class) then (SRT)

  :execute callback;

  :return result;

else (NRT)

  :return ""1"";

endif

stop

note

  - - **return** ""float"" - -

  Returns the usefulness as a value within ""[0,1]"".

end note

@enduml

PlantUML version 1.2020.00(Sat Jan 11 13:30:53 CET 2020)

(GPL source distribution)

Java Runtime: OpenJDK Runtime Environment

JVM: OpenJDK 64-Bit Server VM

Java Version: 11.0.6+10-post-Ubuntu-1ubuntu118.04.1

Operating System: Linux

Default Encoding: UTF-8

Language: en

Country: US

--></g></svg>