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<div id="projectname">USB Host Shield 2.0
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<div class="title">parsetools.cpp</div> </div>
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<a href="parsetools_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">This program is free software; you can redistribute it and/or modify</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">it under the terms of the GNU General Public License as published by</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">the Free Software Foundation; either version 2 of the License, or</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">(at your option) any later version.</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">This program is distributed in the hope that it will be useful,</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">GNU General Public License for more details.</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">You should have received a copy of the GNU General Public License</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">along with this program; if not, write to the Free Software</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">Contact information</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">-------------------</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"></span> </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">Circuits At Home, LTD</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">Web : http://www.circuitsathome.com</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">e-mail : support@circuitsathome.com</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="_usb_8h.html">Usb.h</a>"</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
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<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="class_multi_byte_value_parser.html#a9d380bf3ab3fee2c8797883504bcd827"> 26</a></span> <span class="keywordtype">bool</span> <a class="code" href="class_multi_byte_value_parser.html#a9d380bf3ab3fee2c8797883504bcd827">MultiByteValueParser::Parse</a>(uint8_t **pp, uint16_t *pcntdn) {</div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">if</span>(!pBuf) {</div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <a class="code" href="message_8h.html#a27117e124c5d66d5512fe8d494fe6338">Notify</a>(<a class="code" href="version__helper_8h.html#a73809107539df84eaf01f6a4dea4fbff">PSTR</a>(<span class="stringliteral">"Buffer pointer is NULL!\r\n"</span>), 0x80);</div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  }</div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">for</span>(; countDown && (*pcntdn); countDown--, (*pcntdn)--, (*pp)++)</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  pBuf[valueSize - countDown] = (**pp);</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span>(countDown)</div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  countDown = valueSize;</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> }</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  </div>
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="class_p_t_p_list_parser.html#a15ebdbc2ca861bc6e6d051273cf3b66e"> 41</a></span> <span class="keywordtype">bool</span> <a class="code" href="class_p_t_p_list_parser.html#a15ebdbc2ca861bc6e6d051273cf3b66e">PTPListParser::Parse</a>(uint8_t **pp, uint16_t *pcntdn, <a class="code" href="parsetools_8h.html#aaad73971a0fbc26b1dbbb6c6540b9d4a">PTP_ARRAY_EL_FUNC</a> pf, <span class="keyword">const</span> <span class="keywordtype">void</span> *me) {</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">switch</span>(nStage) {</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">case</span> 0:</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  pBuf-><a class="code" href="struct_multi_value_buffer.html#ab3151f4125e3ca92871307e654de24b7">valueSize</a> = lenSize;</div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  theParser.<a class="code" href="class_multi_byte_value_parser.html#a9bd52b4e180d68dbb8f97c059250f4c3">Initialize</a>(pBuf);</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  nStage = 1;</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// fall through</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">case</span> 1:</div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span>(!theParser.<a class="code" href="class_multi_byte_value_parser.html#a9d380bf3ab3fee2c8797883504bcd827">Parse</a>(pp, pcntdn))</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  arLen = 0;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  arLen = (pBuf-><a class="code" href="struct_multi_value_buffer.html#ab3151f4125e3ca92871307e654de24b7">valueSize</a> >= 4) ? *((uint32_t*)pBuf-><a class="code" href="struct_multi_value_buffer.html#a3b5ab6facf7b6b872029ed3be0de4c1e">pValue</a>) : (uint32_t)(*((uint16_t*)pBuf-><a class="code" href="struct_multi_value_buffer.html#a3b5ab6facf7b6b872029ed3be0de4c1e">pValue</a>));</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  arLenCntdn = arLen;</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  nStage = 2;</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// fall through</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">case</span> 2:</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  pBuf-><a class="code" href="struct_multi_value_buffer.html#ab3151f4125e3ca92871307e654de24b7">valueSize</a> = valSize;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  theParser.<a class="code" href="class_multi_byte_value_parser.html#a9bd52b4e180d68dbb8f97c059250f4c3">Initialize</a>(pBuf);</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  nStage = 3;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// fall through</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keywordflow">case</span> 3:</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">for</span>(; arLenCntdn; arLenCntdn--) {</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span>(!theParser.<a class="code" href="class_multi_byte_value_parser.html#a9d380bf3ab3fee2c8797883504bcd827">Parse</a>(pp, pcntdn))</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">if</span>(pf)</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  pf(pBuf, (arLen - arLenCntdn), me);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  nStage = 0;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
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<div class="ttc" id="a_usb_8h_html"><div class="ttname"><a href="_usb_8h.html">Usb.h</a></div></div>
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<div class="ttc" id="aclass_multi_byte_value_parser_html_a9bd52b4e180d68dbb8f97c059250f4c3"><div class="ttname"><a href="class_multi_byte_value_parser.html#a9bd52b4e180d68dbb8f97c059250f4c3">MultiByteValueParser::Initialize</a></div><div class="ttdeci">void Initialize(MultiValueBuffer *const pbuf)</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8h_source.html#l00054">parsetools.h:54</a></div></div>
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<div class="ttc" id="aclass_multi_byte_value_parser_html_a9d380bf3ab3fee2c8797883504bcd827"><div class="ttname"><a href="class_multi_byte_value_parser.html#a9d380bf3ab3fee2c8797883504bcd827">MultiByteValueParser::Parse</a></div><div class="ttdeci">bool Parse(uint8_t **pp, uint16_t *pcntdn)</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8cpp_source.html#l00026">parsetools.cpp:26</a></div></div>
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<div class="ttc" id="aclass_p_t_p_list_parser_html_a15ebdbc2ca861bc6e6d051273cf3b66e"><div class="ttname"><a href="class_p_t_p_list_parser.html#a15ebdbc2ca861bc6e6d051273cf3b66e">PTPListParser::Parse</a></div><div class="ttdeci">bool Parse(uint8_t **pp, uint16_t *pcntdn, PTP_ARRAY_EL_FUNC pf, const void *me=NULL)</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8cpp_source.html#l00041">parsetools.cpp:41</a></div></div>
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<div class="ttc" id="amessage_8h_html_a27117e124c5d66d5512fe8d494fe6338"><div class="ttname"><a href="message_8h.html#a27117e124c5d66d5512fe8d494fe6338">Notify</a></div><div class="ttdeci">#define Notify(...)</div><div class="ttdef"><b>Definition:</b> <a href="message_8h_source.html#l00051">message.h:51</a></div></div>
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<div class="ttc" id="aparsetools_8h_html_aaad73971a0fbc26b1dbbb6c6540b9d4a"><div class="ttname"><a href="parsetools_8h.html#aaad73971a0fbc26b1dbbb6c6540b9d4a">PTP_ARRAY_EL_FUNC</a></div><div class="ttdeci">void(* PTP_ARRAY_EL_FUNC)(const MultiValueBuffer *const p, uint32_t count, const void *me)</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8h_source.html#l00094">parsetools.h:94</a></div></div>
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<div class="ttc" id="astruct_multi_value_buffer_html_a3b5ab6facf7b6b872029ed3be0de4c1e"><div class="ttname"><a href="struct_multi_value_buffer.html#a3b5ab6facf7b6b872029ed3be0de4c1e">MultiValueBuffer::pValue</a></div><div class="ttdeci">void * pValue</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8h_source.html#l00032">parsetools.h:32</a></div></div>
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<div class="ttc" id="astruct_multi_value_buffer_html_ab3151f4125e3ca92871307e654de24b7"><div class="ttname"><a href="struct_multi_value_buffer.html#ab3151f4125e3ca92871307e654de24b7">MultiValueBuffer::valueSize</a></div><div class="ttdeci">uint8_t valueSize</div><div class="ttdef"><b>Definition:</b> <a href="parsetools_8h_source.html#l00031">parsetools.h:31</a></div></div>
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<div class="ttc" id="aversion__helper_8h_html_a73809107539df84eaf01f6a4dea4fbff"><div class="ttname"><a href="version__helper_8h.html#a73809107539df84eaf01f6a4dea4fbff">PSTR</a></div><div class="ttdeci">#define PSTR(str)</div><div class="ttdef"><b>Definition:</b> <a href="version__helper_8h_source.html#l00054">version_helper.h:54</a></div></div>
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