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="837px" preserveAspectRatio="none" style="width:2306px;height:837px;" version="1.1" viewBox="0 0 2306 837" width="2306px" zoomAndPan="magnify"><defs><filter height="300%" id="f5xqcd1uw3vxe" 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="1107.5" y="26.708">µRtWare</text><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="215" x="1044.5" y="47.6611">urtSrtRequestRetrieve()</text><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="0" x="1155" y="68.6143"/><path d="M1339.25,72.8594 L1339.25,183.6563 L1943.25,183.6563 L1943.25,82.8594 L1933.25,72.8594 L1339.25,72.8594 " fill="#FBFB77" filter="url(#f5xqcd1uw3vxe)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M1933.25,72.8594 L1933.25,82.8594 L1943.25,82.8594 L1933.25,72.8594 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="1339.25" x2="1547.75" y1="85.4258" y2="85.4258"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="1551.75" y="89.4263"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="57" x="1551.75" y="89.4263">request</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="118" x="1612.75" y="89.4263">: urt_srtrequest_t*</text><line style="stroke: #A80036; stroke-width: 1.0;" x1="1734.75" x2="1943.25" y1="85.4258" y2="85.4258"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="150" x="1345.25" y="105.0591">The request to retrieve.</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="76" x="1345.25" y="120.1919">Must not be</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="32" x="1425.25" y="120.1919">NULL</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="4" x="1457.25" y="120.1919">.</text><line style="stroke: #A80036; stroke-width: 1.0;" x1="1339.25" x2="1943.25" y1="128.2578" y2="128.2578"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="1339.25" x2="1943.25" y1="130.2578" y2="130.2578"/><line style="stroke: #A80036; stroke-width: 1.0;" x1="1339.25" x2="1570.25" y1="140.8242" y2="140.8242"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="0" x="1574.25" y="144.8247"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="45" x="1574.25" y="144.8247">return</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="85" x="1623.25" y="144.8247">: urt_status_t</text><line style="stroke: #A80036; stroke-width: 1.0;" x1="1712.25" x2="1943.25" y1="140.8242" y2="140.8242"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="103" x="1345.25" y="160.4575">Typcially returns</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="104" x="1452.25" y="160.4575">URT_STATUS_OK</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="4" x="1556.25" y="160.4575">.</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="49" x="1345.25" y="175.5903">Returns</text><text fill="#000000" font-family="monospace" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="216" x="1398.25" y="175.5903">URT_STATUS_REQUEST_BADOWNER</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="310" x="1618.25" y="175.5903">if the request had to be removed from a service.</text><ellipse cx="1641.25" cy="213.6563" fill="#000000" filter="url(#f5xqcd1uw3vxe)" rx="10" ry="10" style="stroke: none; stroke-width: 1.0;"/><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="98" x="1592.25" y="243.6563"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="78" x="1602.25" y="264.7949">lock request</text><polygon fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" points="1551.25,297.625,1731.25,297.625,1743.25,309.625,1731.25,321.625,1551.25,321.625,1539.25,309.625,1551.25,297.625" style="stroke: #A80036; stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="180" x="1551.25" y="313.4331">Request is owned by a service?</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="20" x="1519.25" y="307.0308">yes</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="14" x="1743.25" y="307.0308">no</text><rect fill="#000000" filter="url(#f5xqcd1uw3vxe)" height="6" rx="2.5" ry="2.5" style="stroke: #000000; stroke-width: 1.0;" width="2047" x="10" y="331.625"/><rect fill="#FFFFFF" filter="url(#f5xqcd1uw3vxe)" height="398.6055" style="stroke: #000000; stroke-width: 2.0;" width="1867" x="22" y="357.625"/><path d="M153,358.625 L153,366.9219 L143,376.9219 L22,376.9219 " fill="none" style="stroke: #000000; stroke-width: 2.0;"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="121" x="25" y="371.6201">unqueue request</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="93" x="914" y="393.9219"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="73" x="924" y="415.0605">lock service</text><rect fill="#000000" filter="url(#f5xqcd1uw3vxe)" height="6" rx="2.5" ry="2.5" style="stroke: #000000; stroke-width: 1.0;" width="1847" x="32" y="447.8906"/><polygon fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" points="206,522.293,435,522.293,447,534.293,435,546.293,206,546.293,194,534.293,206,522.293" style="stroke: #A80036; stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="229" x="206" y="538.1011">This was the first request in the queue?</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="20" x="174" y="531.6987">yes</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="14" x="447" y="531.6987">no</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="219" x="56" y="556.293"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="20" x="66" y="577.4316">set</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="126" x="90" y="577.4316">requestQueue_front</text><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="13" x="220" y="577.4316">to</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="28" x="237" y="577.4316">next</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; 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stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="230" x="810.25" y="538.1011">This was the final request in the queue?</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="20" x="778.25" y="531.6987">yes</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="14" x="1052.25" y="531.6987">no</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="212" x="666" y="556.293"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="20" x="676" y="577.4316">set</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="119" x="700" y="577.4316">requestQueue_back</text><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="13" x="823" y="577.4316">to</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="28" x="840" y="577.4316">prev</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; 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stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="280" x="1411" y="538.1011">There are FRT or SRT requests left in the queue?</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="20" x="1379" y="531.6987">yes</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="14" x="1703" y="531.6987">no</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="240" x="1269" y="556.293"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="20" x="1279" y="577.4316">set</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="147" x="1303" y="577.4316">requestQueue_fsrtBack</text><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="13" x="1454" y="577.4316">to</text><text fill="#000000" font-family="monospace" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="28" x="1471" y="577.4316">prev</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; 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stroke-width: 1.5;"/><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="20" x="1555" y="508.1011">yes</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="205" x="1448.5" y="489.6987">This was the final FRT/SRT request?</text><text fill="#000000" font-family="sans-serif" font-size="11" lengthAdjust="spacingAndGlyphs" textLength="14" x="1665.5" y="483.2964">no</text><polygon fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" points="1551,640.2617,1563,652.2617,1551,664.2617,1539,652.2617,1551,640.2617" style="stroke: #A80036; stroke-width: 1.5;"/><rect fill="#000000" filter="url(#f5xqcd1uw3vxe)" height="6" rx="2.5" ry="2.5" style="stroke: #000000; stroke-width: 1.0;" width="1847" x="32" y="684.2617"/><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; stroke-width: 1.5;" width="109" x="906" y="710.2617"/><text fill="#000000" font-family="sans-serif" font-size="12" lengthAdjust="spacingAndGlyphs" textLength="89" x="916" y="731.4004">unlock service</text><rect fill="#FEFECE" filter="url(#f5xqcd1uw3vxe)" height="33.9688" rx="12.5" ry="12.5" style="stroke: #A80036; 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@startuml

title **µRtWare**\nurtSrtRequestRetrieve()\n

note

  - - **request** : urt_srtrequest_t* - -

  The request to retrieve.

  Must not be ""NULL"".

  ====

  - - **return** : urt_status_t - -

  Typcially returns ""URT_STATUS_OK"".

  Returns ""URT_STATUS_REQUEST_BADOWNER"" if the request had to be removed from a service.

endnote

start

:lock request;

if (Request is owned by a service?) then (yes)

  fork

    partition "unqueue request" {

      :lock service;

      fork

        if (This was the first request in the queue?) then (yes)

          :set ""requestQueue_front"" to ""next"";

        else (no)

          :set ""prev"" of preceeding request to ""prev"" of this reuqest;

        endif

      fork again

        if (This was the final request in the queue?) then (yes)

          :set ""requestQueue_back"" to ""prev"";

        else (no)

          :set ""next"" of preceeding request to ""next"" of this reuqest;

        endif

      fork again

        if (This was the final FRT/SRT request?) then (yes)

          if (There are FRT or SRT requests left in the queue?) then (yes)

            :set ""requestQueue_fsrtBack"" to ""prev"";

          else (no)

            :set ""requestQueue_fsrtBack"" to ""NULL"";

          endif

        else (no)

        endif

      endfork

      :unlock service;

    }

  fork again

    :set ""owner"" to ""NULL"";

  endfork

  stop

  note

    Returns ""URT_STATUS_REQUEST_BADOWNER"".

  endnote

else (no)

  stop

  note

    Returns ""URT_STATUS_OK"".

  endnote

endif

@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: 11.0.7+10-post-Ubuntu-2ubuntu218.04

Operating System: Linux

Default Encoding: UTF-8

Language: en

Country: US

--></g></svg>