mirror of
https://github.com/pschatzmann/arduino-audio-tools.git
synced 2024-09-21 10:27:27 +00:00
157 lines
14 KiB
HTML
157 lines
14 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.9.1"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>arduino-audio-tools: src/AudioHttp/HttpLineReader.h Source File</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="dynsections.js"></script>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/searchdata.js"></script>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css" />
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td id="projectalign" style="padding-left: 0.5em;">
|
|
<div id="projectname">arduino-audio-tools
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.9.1 -->
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
|
|
/* @license-end */
|
|
</script>
|
|
<script type="text/javascript" src="menudata.js"></script>
|
|
<script type="text/javascript" src="menu.js"></script>
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
|
|
$(function() {
|
|
initMenu('',true,false,'search.php','Search');
|
|
$(document).ready(function() { init_search(); });
|
|
});
|
|
/* @license-end */</script>
|
|
<div id="main-nav"></div>
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="dir_68267d1309a1af8e8297ef4c3efbcdba.html">src</a></li><li class="navelem"><a class="el" href="dir_865e75aff6e231f5f5234eab47936616.html">AudioHttp</a></li> </ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div class="header">
|
|
<div class="headertitle">
|
|
<div class="title">HttpLineReader.h</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#pragma once</span></div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>  </div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include "AudioTools/AudioLogger.h"</span></div>
|
|
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>  </div>
|
|
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">namespace </span><a class="code" href="namespaceaudio__tools.html">audio_tools</a> {</div>
|
|
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>  </div>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"><a class="line" href="classaudio__tools_1_1_http_line_reader.html"> 14</a></span> <span class="keyword">class </span><a class="code" href="classaudio__tools_1_1_http_line_reader.html">HttpLineReader</a> {</div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  <span class="keyword">public</span>:</div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <a class="code" href="classaudio__tools_1_1_http_line_reader.html">HttpLineReader</a>() {}</div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <span class="comment">// reads up the the next CR LF - but never more then the indicated len.</span></div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="comment">// returns the number of characters read including crlf</span></div>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> readlnInternal(<a class="code" href="classaudio__tools_1_1_stream.html">Stream</a>& client, uint8_t* str, <span class="keywordtype">int</span> len,</div>
|
|
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordtype">bool</span> incl_nl = <span class="keyword">true</span>) {</div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordtype">int</span> result = 0;</div>
|
|
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  LOGD(<span class="stringliteral">"HttpLineReader %s"</span>, <span class="stringliteral">"readlnInternal"</span>);</div>
|
|
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="comment">// wait for first character</span></div>
|
|
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> w = 0; w < 20 && client.available() == 0; w++) {</div>
|
|
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  delay(100);</div>
|
|
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  }</div>
|
|
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="comment">// if we do not have any data we stop</span></div>
|
|
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordflow">if</span> (client.available() == 0) {</div>
|
|
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  LOGW(<span class="stringliteral">"HttpLineReader %s"</span>, <span class="stringliteral">"readlnInternal->no Data"</span>);</div>
|
|
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  str[0] = 0;</div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  }</div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="comment">// process characters until we find a new line</span></div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordtype">bool</span> is_buffer_owerflow = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">int</span> j = 0;</div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">while</span> (<span class="keyword">true</span>) {</div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">int</span> c = client.read();</div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">if</span> (c == -1) {</div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  }</div>
|
|
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordflow">if</span> (j < len) {</div>
|
|
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  result++;</div>
|
|
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  is_buffer_owerflow = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  </div>
|
|
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span> (c == <span class="charliteral">'\n'</span>) {</div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span> (incl_nl) {</div>
|
|
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  str[j] = c;</div>
|
|
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// remove cr lf</span></div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> (j >= 1) {</div>
|
|
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">if</span> (str[j - 1] == <span class="charliteral">'\r'</span>) {</div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// remove cr</span></div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  str[j - 1] = 0;</div>
|
|
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// remove nl</span></div>
|
|
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  str[j] = 0;</div>
|
|
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div>
|
|
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
|
|
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  }</div>
|
|
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
|
|
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">if</span> (!is_buffer_owerflow) {</div>
|
|
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  str[j] = c;</div>
|
|
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div>
|
|
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  j++;</div>
|
|
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
|
|
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  str[result - 1] = 0;</div>
|
|
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">if</span> (is_buffer_owerflow) {</div>
|
|
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  LOGE(<span class="stringliteral">"Line cut off: %s"</span>, str);</div>
|
|
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div>
|
|
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  </div>
|
|
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
|
|
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> };</div>
|
|
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  </div>
|
|
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> } <span class="comment">// namespace audio_tools</span></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_http_line_reader_html"><div class="ttname"><a href="classaudio__tools_1_1_http_line_reader.html">audio_tools::HttpLineReader</a></div><div class="ttdoc">We read a single line. A terminating 0 is added to the string to make it compliant for c string funct...</div><div class="ttdef"><b>Definition:</b> HttpLineReader.h:14</div></div>
|
|
<div class="ttc" id="aclassaudio__tools_1_1_stream_html"><div class="ttname"><a href="classaudio__tools_1_1_stream.html">audio_tools::Stream</a></div><div class="ttdef"><b>Definition:</b> NoArduino.h:125</div></div>
|
|
<div class="ttc" id="anamespaceaudio__tools_html"><div class="ttname"><a href="namespaceaudio__tools.html">audio_tools</a></div><div class="ttdoc">Generic Implementation of sound input and output for desktop environments using portaudio.</div><div class="ttdef"><b>Definition:</b> AnalogAudioArduino.h:12</div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
<!-- start footer part -->
|
|
<hr class="footer"/><address class="footer"><small>
|
|
Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
|
|
</small></address>
|
|
</body>
|
|
</html>
|