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doc/html/group__api__socket__http.html
- Committer:
- aymangrais
- Date:
- 2015-09-28
- Revision:
- 42:8ffb253b09e7
- Parent:
- 26:8067e3d463d3
File content as of revision 42:8ffb253b09e7:
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WiConnect Host Library- API Reference Guide</td>
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<div class="header">
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<div class="title">HTTP Methods<div class="ingroups"><a class="el" href="group__api__socket.html">Socket</a></div></div> </div>
</div><!--header-->
<div class="contents">
<p>HTTP methods.
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga181a03d883f60dff0c03b65e066f0eed"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#ga181a03d883f60dff0c03b65e066f0eed">wiconnect::SocketInterface::httpConnect</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, const char *url, const <a class="el" href="structwiconnect_1_1_http_socket_args.html">HttpSocketArgs</a> *args)</td></tr>
<tr class="memdesc:ga181a03d883f60dff0c03b65e066f0eed"><td class="mdescLeft"> </td><td class="mdescRight">Connect to remote HTTP server. <a href="#ga181a03d883f60dff0c03b65e066f0eed">More...</a><br /></td></tr>
<tr class="separator:ga181a03d883f60dff0c03b65e066f0eed"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gac9b6c6a348f790cc8d43889dd72029f6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#gac9b6c6a348f790cc8d43889dd72029f6">wiconnect::SocketInterface::httpGet</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, const char *url, bool openOnly=false, const char *certFilename=NULL)</td></tr>
<tr class="memdesc:gac9b6c6a348f790cc8d43889dd72029f6"><td class="mdescLeft"> </td><td class="mdescRight">Issue HTTP GET Request. <a href="#gac9b6c6a348f790cc8d43889dd72029f6">More...</a><br /></td></tr>
<tr class="separator:gac9b6c6a348f790cc8d43889dd72029f6"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga1b6a3ebdbd164f0eb683fc335ef4d365"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#ga1b6a3ebdbd164f0eb683fc335ef4d365">wiconnect::SocketInterface::httpPost</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, const char *url, const char *contextType, bool openOnly=true, const char *certFilename=NULL)</td></tr>
<tr class="memdesc:ga1b6a3ebdbd164f0eb683fc335ef4d365"><td class="mdescLeft"> </td><td class="mdescRight">Issue HTTP POST Request. <a href="#ga1b6a3ebdbd164f0eb683fc335ef4d365">More...</a><br /></td></tr>
<tr class="separator:ga1b6a3ebdbd164f0eb683fc335ef4d365"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gabcb3d69b2b1718e7ebe1ed171dec1f85"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#gabcb3d69b2b1718e7ebe1ed171dec1f85">wiconnect::SocketInterface::httpHead</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, const char *url, const char *certFilename=NULL)</td></tr>
<tr class="memdesc:gabcb3d69b2b1718e7ebe1ed171dec1f85"><td class="mdescLeft"> </td><td class="mdescRight">Issue HTTP HEAD Request. <a href="#gabcb3d69b2b1718e7ebe1ed171dec1f85">More...</a><br /></td></tr>
<tr class="separator:gabcb3d69b2b1718e7ebe1ed171dec1f85"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gabed18edc44f464bac64ce8a6dc3617ec"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#gabed18edc44f464bac64ce8a6dc3617ec">wiconnect::SocketInterface::httpAddHeader</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, const char *key, const char *value)</td></tr>
<tr class="memdesc:gabed18edc44f464bac64ce8a6dc3617ec"><td class="mdescLeft"> </td><td class="mdescRight">Add HTTP header key/value pair to opened HTTP request. <a href="#gabed18edc44f464bac64ce8a6dc3617ec">More...</a><br /></td></tr>
<tr class="separator:gabed18edc44f464bac64ce8a6dc3617ec"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gadf59ca0783b89ee32f205e33f1bd5517"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__api__socket__http.html#gadf59ca0783b89ee32f205e33f1bd5517">wiconnect::SocketInterface::httpGetStatus</a> (<a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> &socket, uint32_t *statusCodePtr)</td></tr>
<tr class="memdesc:gadf59ca0783b89ee32f205e33f1bd5517"><td class="mdescLeft"> </td><td class="mdescRight">Get the HTTP status code from HTTP request. <a href="#gadf59ca0783b89ee32f205e33f1bd5517">More...</a><br /></td></tr>
<tr class="separator:gadf59ca0783b89ee32f205e33f1bd5517"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>HTTP methods. </p>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="gabed18edc44f464bac64ce8a6dc3617ec"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpAddHeader </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>key</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>value</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Add HTTP header key/value pair to opened HTTP request. </p>
<p>To use this function, the supplied <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> parameter must have been created using either <a class="el" href="group__api__socket__http.html#gac9b6c6a348f790cc8d43889dd72029f6" title="Issue HTTP GET Request. ">httpGet()</a> or <a class="el" href="group__api__socket__http.html#ga1b6a3ebdbd164f0eb683fc335ef4d365" title="Issue HTTP POST Request. ">httpPost()</a> and the 'openOnly' parameter TRUE.</p>
<p>This will add additional header to the HTTP request.</p>
<p>Use <a class="el" href="group__api__socket__http.html#gadf59ca0783b89ee32f205e33f1bd5517" title="Get the HTTP status code from HTTP request. ">httpGetStatus()</a> to issue the request.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">socket</td><td>Opened socket to add additonal HTTP header </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">key</td><td>Header key (e.g. 'content-type') </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">value</td><td>Header value (e.g. 'application/json') </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga181a03d883f60dff0c03b65e066f0eed"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpConnect </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>url</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structwiconnect_1_1_http_socket_args.html">HttpSocketArgs</a> * </td>
<td class="paramname"><em>args</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Connect to remote HTTP server. </p>
<p>This is the base method for the other HTTP methods.</p>
<h1><a class="anchor" id="secure_http_connection"></a>
Secure HTTP</h1>
<p>Each HTTP method is able to connect to a secure HTTP server. To do this, the URL string parameter must start with '<a href="https://'">https://'</a> To connect to a secure HTTP server a TLS certificate is needed. The certificate is specified in the certFilename parameter of the method (or <a class="el" href="structwiconnect_1_1_http_socket_args.html">HttpSocketArgs</a> parameter). This is the filename of an existing certificate on the module file system.</p>
<dl class="section note"><dt>Note</dt><dd>If the URL starts with '<a href="https://'">https://'</a> and no certificate filename is specified, the module's default certificate is used.</dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[out]</td><td class="paramname">socket</td><td>HTTP <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> object of opened connection. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">url</td><td>URL of HTTP request </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">args</td><td>Configuration <a class="el" href="structwiconnect_1_1_http_socket_args.html">HttpSocketArgs</a> for HTTP connection </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gac9b6c6a348f790cc8d43889dd72029f6"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpGet </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>url</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool </td>
<td class="paramname"><em>openOnly</em> = <code>false</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>certFilename</em> = <code>NULL</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Issue HTTP GET Request. </p>
<p>This method has the open to only 'open' the connection (disabled by default). This means a connection to the remote HTTP server is opened, but the HTTP request isn't issued. This allow for addition data to be added to the request. For instance, use <a class="el" href="group__api__socket__http.html#gabed18edc44f464bac64ce8a6dc3617ec" title="Add HTTP header key/value pair to opened HTTP request. ">httpAddHeader()</a> to add additional headers to the request. Use <a class="el" href="group__api__socket__http.html#gadf59ca0783b89ee32f205e33f1bd5517" title="Get the HTTP status code from HTTP request. ">httpGetStatus()</a> to issue the HTTP request and receive the HTTP response.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[out]</td><td class="paramname">socket</td><td>HTTP <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> object of opened connection. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">url</td><td>URL of HTTP GET request </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">openOnly</td><td>Optional, if TRUE this will only open a connection to the server (it won't issue the request) </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">certFilename</td><td>Optional, filename of existing TLS certificate on module's file system. See <a class="el" href="group__api__socket__http.html#secure_http_connection">Secure HTTP</a> </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gadf59ca0783b89ee32f205e33f1bd5517"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpGetStatus </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">uint32_t * </td>
<td class="paramname"><em>statusCodePtr</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get the HTTP status code from HTTP request. </p>
<p>This may be used to either issue an HTTP request of an opened HTTP connection or return the status code of a request already issued.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">socket</td><td>Opened socket to get http response status code </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">statusCodePtr</td><td>Pointer to uint32 to hold http status code </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gabcb3d69b2b1718e7ebe1ed171dec1f85"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpHead </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
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<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>url</em>, </td>
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<tr>
<td class="paramkey"></td>
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<td class="paramtype">const char * </td>
<td class="paramname"><em>certFilename</em> = <code>NULL</code> </td>
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<td>)</td>
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<p>Issue HTTP HEAD Request. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[out]</td><td class="paramname">socket</td><td>HTTP <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> object of opened connection. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">url</td><td>URL of HTTP HEAD request </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">certFilename</td><td>Optional, filename of existing TLS certificate on module's file system. See <a class="el" href="group__api__socket__http.html#secure_http_connection">Secure HTTP</a> </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga1b6a3ebdbd164f0eb683fc335ef4d365"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname"><a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> wiconnect::SocketInterface::httpPost </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> & </td>
<td class="paramname"><em>socket</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>url</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>contextType</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool </td>
<td class="paramname"><em>openOnly</em> = <code>true</code>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>certFilename</em> = <code>NULL</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>Issue HTTP POST Request. </p>
<p>This method has the open to only 'open' the connection which enabled by default. This means a connection to the remote HTTP server is opened, but the HTTP request isn't issued. This allow for addition data to be added to the request. Use the returned <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> object's 'write' methods to add POST data to the request. When all POST data has been written, use <a class="el" href="group__api__socket__http.html#gadf59ca0783b89ee32f205e33f1bd5517" title="Get the HTTP status code from HTTP request. ">httpGetStatus()</a> to issue the HTTP request and receive the HTTP response.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[out]</td><td class="paramname">socket</td><td>HTTP <a class="el" href="classwiconnect_1_1_wiconnect_socket.html">WiconnectSocket</a> object of opened connection. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">url</td><td>URL of HTTP POST request </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">contextType</td><td>The value to go into the 'content-type' HTTP header (e.g. 'application/json') </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">openOnly</td><td>Optional, if FALSE this will immediately issue the POST request. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">certFilename</td><td>Optional, filename of existing TLS certificate on module's file system. See <a class="el" href="group__api__socket__http.html#secure_http_connection">Secure HTTP</a> </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Result of method. See <a class="el" href="group__api__core__types.html#ga325637ed501728bd6c8c7a7982b9ce05">WiconnectResult</a> </dd></dl>
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