parser_8c.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<h1>src/http/request/parser.c File Reference</h1> </div>
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<div class="textblock"><code>#include <string.h></code><br/>
<code>#include <stdlib.h></code><br/>
<code>#include <sys/types.h></code><br/>
<code>#include "class.h"</code><br/>
<code>#include "http/request_parser.h"</code><br/>
<code>#include "interface/class.h"</code><br/>
<code>#include "interface/stream_reader.h"</code><br/>
<code>#include "http/request.h"</code><br/>
<code>#include "http/request_queue.h"</code><br/>
</div><div class="textblock"><div class="dynheader">
Include dependency graph for parser.c:</div>
<div class="dyncontent">
<div class="center"><img src="parser_8c__incl.png" border="0" usemap="#src_2http_2request_2parser_8c" alt=""/></div>
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<p><a href="parser_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
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Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="parser_8c.html#a659e7ea125685d797a099638b3376320">httpRequestParserParse</a> (<a class="el" href="structHttpRequestParser.html">HttpRequestParser</a>)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="parser_8c.html#a0508cf41efb8d26b8c43116711820d71">INIT_IFACE</a> (Class, ctor, dtor, _clone)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="parser_8c.html#a70f4eea7746a809dd8da71e9cbf4842a">INIT_IFACE</a> (StreamReader, get_data)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="parser_8c.html#a70093dfed29b221273e59f63936237b5">CREATE_CLASS</a> (<a class="el" href="structHttpRequestParser.html">HttpRequestParser</a>, NULL, IFACE(Class), IFACE(StreamReader))</td></tr>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a70093dfed29b221273e59f63936237b5"></a><!-- doxytag: member="parser.c::CREATE_CLASS" ref="a70093dfed29b221273e59f63936237b5" args="(HttpRequestParser, NULL, IFACE(Class), IFACE(StreamReader))" -->
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<td class="memname">CREATE_CLASS </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structHttpRequestParser.html">HttpRequestParser</a> </td>
<td class="paramname">, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">NULL </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">IFACE(Class) </td>
<td class="paramname">, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">IFACE(StreamReader) </td>
<td class="paramname"> </td>
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<td></td>
<td>)</td>
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<a class="anchor" id="a659e7ea125685d797a099638b3376320"></a><!-- doxytag: member="parser.c::httpRequestParserParse" ref="a659e7ea125685d797a099638b3376320" args="(HttpRequestParser)" -->
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<td class="memname">void httpRequestParserParse </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structHttpRequestParser.html">HttpRequestParser</a> </td>
<td class="paramname"></td><td>)</td>
<td></td>
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<div class="memdoc">
<p><p>enqueue current request</p>
<p>remove processed stuff from input buffer.</p>
<p>dont continue loop if input buffer is empty</p>
<p>prepare for next request</p>
</p>
<p>Definition at line <a class="el" href="parse_8c_source.html#l00043">43</a> of file <a class="el" href="parse_8c_source.html">parse.c</a>.</p>
<div class="fragment"><pre class="fragment">{
<span class="keyword">static</span> <a class="code" href="structHttpRequest.html">HttpRequest</a> request = NULL;
<span class="keyword">static</span> <span class="keywordtype">char</span> * data; <span class="comment">// static pointer to unprocessed data</span>
<span class="keywordtype">char</span> * line;
<span class="keywordtype">int</span> cont = 1;
<span class="keywordflow">while</span>(cont) {
<span class="keywordflow">switch</span>(this->state) {
<span class="keywordflow">case</span> <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21ab3db7445ba173b1f1e96920cc9a68ce5">HTTP_REQUEST_GARBAGE</a>:
data = this->buffer; <span class="comment">// initialize static pointer</span>
httpRequestSkip(&data);
request = <span class="keyword">new</span>(<a class="code" href="structHttpRequest.html">HttpRequest</a>);
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21adb7cd42594721f63ab68224a0b1c250a">HTTP_REQUEST_START</a>;
<span class="keywordflow">break</span>;
<span class="keywordflow">case</span> <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21adb7cd42594721f63ab68224a0b1c250a">HTTP_REQUEST_START</a>:
<span class="keywordflow">if</span> (NULL == (line = httpRequestParserGetLine(&data))) {
cont = 0;
<span class="keywordflow">break</span>;
}
<a class="code" href="get__request__line_8c.html#a47a4a36f54b295507a2599488a4a6077">httpRequestParserGetRequestLine</a>(request, line);
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21a7d6368bbdc9707276bace26d735c2395">HTTP_REQUEST_REQUEST_LINE_DONE</a>;
<span class="keywordflow">break</span>;
<span class="keywordflow">case</span> <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21a7d6368bbdc9707276bace26d735c2395">HTTP_REQUEST_REQUEST_LINE_DONE</a>:
<span class="keywordflow">if</span> (NULL == (line = httpRequestParserGetLine(&data))) {
cont = 0;
<span class="keywordflow">break</span>;
}
<span class="keywordflow">if</span> (0 == strlen(line)) {
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21a1a45d176d7e76f28cf1529c72a245cb7">HTTP_REQUEST_HEADERS_DONE</a>;
<span class="keywordflow">break</span>;
}
<a class="code" href="get__header_8c.html#a53acbf83d2753cafdc4880dfc4f4222c">httpRequestParserGetHeader</a>(request, line);
<span class="keywordflow">break</span>;
<span class="keywordflow">case</span> <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21a1a45d176d7e76f28cf1529c72a245cb7">HTTP_REQUEST_HEADERS_DONE</a>:
<a class="code" href="header_8h.html#a43ccec0413f9f2e394bb3af5ff628b56">httpHeaderSort</a>(request-><a class="code" href="structHttpRequest.html#afb868f467dd9d53bac726682415e7e05">header</a>, request-><a class="code" href="structHttpRequest.html#abd65f3f675b3291d2ce6e584b6ada40d">nheader</a>);
{
<span class="keywordtype">char</span> * nbody;
<span class="keywordflow">if</span> (0 == request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a>) {
nbody = <a class="code" href="header_8h.html#a002a617a3523cbc79ba8ef6f76d98465">httpHeaderGet</a>(
request-><a class="code" href="structHttpRequest.html#afb868f467dd9d53bac726682415e7e05">header</a>,
request-><a class="code" href="structHttpRequest.html#abd65f3f675b3291d2ce6e584b6ada40d">nheader</a>,
<span class="stringliteral">"Content-Length"</span>);
<span class="keywordflow">if</span> (NULL == nbody) {
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21abb5b68f30f3d5e90723983a86ef54a8b">HTTP_REQUEST_DONE</a>;
<span class="keywordflow">break</span>;
}
<span class="keywordflow">else</span> {
request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a> = atoi(nbody);
}
}
<span class="keywordflow">if</span> (<a class="code" href="parse_8c.html#a3d501f4eabec1eb9a20aed0a116b69a3">REMAINS</a>(<span class="keyword">this</span>, data) >= request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a>) {
request-><a class="code" href="structHttpRequest.html#a4064a72196787ee73d246b117de2a7ef">body</a> = calloc(1, request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a> + 1);
memcpy(request-><a class="code" href="structHttpRequest.html#a4064a72196787ee73d246b117de2a7ef">body</a>, data, request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a>);
data += request-><a class="code" href="structHttpRequest.html#a797280ec2d7f176f386a3da15d202a94">nbody</a>;
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21abb5b68f30f3d5e90723983a86ef54a8b">HTTP_REQUEST_DONE</a>;
}
}
<span class="keywordflow">break</span>;
<span class="keywordflow">case</span> <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21abb5b68f30f3d5e90723983a86ef54a8b">HTTP_REQUEST_DONE</a>:
this->request_queue->requests[(this->request_queue->nrequests)++] =
request;
memmove(this->buffer, data, <a class="code" href="parse_8c.html#a3d501f4eabec1eb9a20aed0a116b69a3">REMAINS</a>(<span class="keyword">this</span>, data));
this->buffer_used -= data - this->buffer;
<span class="keywordflow">if</span> (0 == this->buffer_used) {
cont = 0;
}
this->state = <a class="code" href="request__parser_8h.html#a9e1bc4e9118896fae9e2d86e25582c21ab3db7445ba173b1f1e96920cc9a68ce5">HTTP_REQUEST_GARBAGE</a>;
<span class="keywordflow">break</span>;
<span class="keywordflow">default</span>:
<span class="keywordflow">break</span>;
}
}
}
</pre></div>
<p><div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="parser_8c_a659e7ea125685d797a099638b3376320_cgraph.png" border="0" usemap="#parser_8c_a659e7ea125685d797a099638b3376320_cgraph" alt=""/></div>
<map name="parser_8c_a659e7ea125685d797a099638b3376320_cgraph" id="parser_8c_a659e7ea125685d797a099638b3376320_cgraph">
<area shape="rect" id="node3" href="header_8h.html#a002a617a3523cbc79ba8ef6f76d98465" title="httpHeaderGet" alt="" coords="281,5,391,33"/><area shape="rect" id="node5" href="header_8h.html#a43ccec0413f9f2e394bb3af5ff628b56" title="httpHeaderSort" alt="" coords="280,55,392,83"/><area shape="rect" id="node7" href="get__header_8c.html#a53acbf83d2753cafdc4880dfc4f4222c" title="httpRequestParserGetHeader" alt="" coords="237,106,435,134"/><area shape="rect" id="node9" href="get__request__line_8c.html#a47a4a36f54b295507a2599488a4a6077" title="httpRequestParserGetRequestLine" alt="" coords="221,157,451,185"/></map>
</div>
</p>
</div>
</div>
<a class="anchor" id="a0508cf41efb8d26b8c43116711820d71"></a><!-- doxytag: member="parser.c::INIT_IFACE" ref="a0508cf41efb8d26b8c43116711820d71" args="(Class, ctor, dtor, _clone)" -->
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<td class="memname">INIT_IFACE </td>
<td>(</td>
<td class="paramtype">Class </td>
<td class="paramname">, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">ctor </td>
<td class="paramname">, </td>
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<td></td>
<td class="paramtype">dtor </td>
<td class="paramname">, </td>
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<td></td>
<td class="paramtype">_clone </td>
<td class="paramname"> </td>
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<td>)</td>
<td></td><td></td>
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<a class="anchor" id="a70f4eea7746a809dd8da71e9cbf4842a"></a><!-- doxytag: member="parser.c::INIT_IFACE" ref="a70f4eea7746a809dd8da71e9cbf4842a" args="(StreamReader, get_data)" -->
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<td class="memname">INIT_IFACE </td>
<td>(</td>
<td class="paramtype">StreamReader </td>
<td class="paramname">, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">get_data </td>
<td class="paramname"> </td>
</tr>
<tr>
<td></td>
<td>)</td>
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<li class="navelem"><a class="el" href="parser_8c.html">parser.c</a> </li>
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