rssi__list_8c.html
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<div class="title">/home/junicode/Documents/LO53_Project/LO53_AP_Development/rssi_list.c File Reference</div> </div>
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<p>This file contain the diffeerent functions necessay for the management of the linked-lists used by the program.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include "<a class="el" href="rssi__list_8h_source.html">rssi_list.h</a>"</code><br />
</div><div class="textblock"><div class="dynheader">
Include dependency graph for rssi_list.c:</div>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ae44fbcd3fb8dd7a4a9015cf282b16406"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#ae44fbcd3fb8dd7a4a9015cf282b16406">add_value</a> (<a class="el" href="struct_deque.html">Deque</a> *list, double value)</td></tr>
<tr class="memdesc:ae44fbcd3fb8dd7a4a9015cf282b16406"><td class="mdescLeft"> </td><td class="mdescRight">add_value adds a new RSSI value at the end of the deque. <a href="#ae44fbcd3fb8dd7a4a9015cf282b16406">More...</a><br /></td></tr>
<tr class="separator:ae44fbcd3fb8dd7a4a9015cf282b16406"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a24453a17eaee3f01419138bd3350031e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_element.html">Element</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a24453a17eaee3f01419138bd3350031e">add_element</a> (<a class="el" href="struct_element.html">Element</a> **list, u_char *mac_value)</td></tr>
<tr class="memdesc:a24453a17eaee3f01419138bd3350031e"><td class="mdescLeft"> </td><td class="mdescRight">add_element adds an element (a new device node) to the list. Elements shall be ordered. <a href="#a24453a17eaee3f01419138bd3350031e">More...</a><br /></td></tr>
<tr class="separator:a24453a17eaee3f01419138bd3350031e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a24da2773bae32fa61d7575b189c3cbed"><td class="memItemLeft" align="right" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a24da2773bae32fa61d7575b189c3cbed">mac_maching</a> (u_char *mac1, u_char *mac2)</td></tr>
<tr class="memdesc:a24da2773bae32fa61d7575b189c3cbed"><td class="mdescLeft"> </td><td class="mdescRight">This function makes the comparison of two mac addresses to check if they are equals. <a href="#a24da2773bae32fa61d7575b189c3cbed">More...</a><br /></td></tr>
<tr class="separator:a24da2773bae32fa61d7575b189c3cbed"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6c7015cd077f7305b2733eb8b9817f97"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_element.html">Element</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a6c7015cd077f7305b2733eb8b9817f97">find_mac</a> (<a class="el" href="struct_element.html">Element</a> *list, u_char *mac_value)</td></tr>
<tr class="memdesc:a6c7015cd077f7305b2733eb8b9817f97"><td class="mdescLeft"> </td><td class="mdescRight">find_mac looks up for a MAC address in the list. <a href="#a6c7015cd077f7305b2733eb8b9817f97">More...</a><br /></td></tr>
<tr class="separator:a6c7015cd077f7305b2733eb8b9817f97"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a215f49fa181cccf9bac2400da4215bb2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_element.html">Element</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a215f49fa181cccf9bac2400da4215bb2">find_deque</a> (<a class="el" href="struct_element.html">Element</a> *list, <a class="el" href="struct_deque.html">Deque</a> *deq)</td></tr>
<tr class="memdesc:a215f49fa181cccf9bac2400da4215bb2"><td class="mdescLeft"> </td><td class="mdescRight">This function find a specific <a class="el" href="struct_deque.html" title="defines a pseudo double ended queue It shall contain the RSSI values sorted by deadline. ">Deque</a> in the <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> List. <a href="#a215f49fa181cccf9bac2400da4215bb2">More...</a><br /></td></tr>
<tr class="separator:a215f49fa181cccf9bac2400da4215bb2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af2c0c85c2a2a3efefa7c5dc3c03c3e4a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#af2c0c85c2a2a3efefa7c5dc3c03c3e4a">calculate_avg</a> (<a class="el" href="struct_element.html">Element</a> **list, u_char *mac_value, u_char *nb_samples, u_char *avg_value)</td></tr>
<tr class="memdesc:af2c0c85c2a2a3efefa7c5dc3c03c3e4a"><td class="mdescLeft"> </td><td class="mdescRight">Calculate avg ss values from a given string mac address. <a href="#af2c0c85c2a2a3efefa7c5dc3c03c3e4a">More...</a><br /></td></tr>
<tr class="separator:af2c0c85c2a2a3efefa7c5dc3c03c3e4a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a535cd027bf00cf939326973eb2af2a37"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a535cd027bf00cf939326973eb2af2a37">clear_outdated_values</a> (<a class="el" href="struct_deque.html">Deque</a> *list)</td></tr>
<tr class="memdesc:a535cd027bf00cf939326973eb2af2a37"><td class="mdescLeft"> </td><td class="mdescRight">clear_outdated_values removes all outdated RSSI in a RSSI deque. <a href="#a535cd027bf00cf939326973eb2af2a37">More...</a><br /></td></tr>
<tr class="separator:a535cd027bf00cf939326973eb2af2a37"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a12d58f846d9ea5a76d657991fc0bb6ab"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a12d58f846d9ea5a76d657991fc0bb6ab">clear_outdated_Elements</a> (<a class="el" href="struct_element.html">Element</a> **list)</td></tr>
<tr class="memdesc:a12d58f846d9ea5a76d657991fc0bb6ab"><td class="mdescLeft"> </td><td class="mdescRight">clear_outdated_Elements removes all outdated Elements in the linked-list. <a href="#a12d58f846d9ea5a76d657991fc0bb6ab">More...</a><br /></td></tr>
<tr class="separator:a12d58f846d9ea5a76d657991fc0bb6ab"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a41893db8a4089cb1c64fe72069044637"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="rssi__list_8c.html#a41893db8a4089cb1c64fe72069044637">decrement_all_deadlines</a> (<a class="el" href="struct_element.html">Element</a> *list)</td></tr>
<tr class="memdesc:a41893db8a4089cb1c64fe72069044637"><td class="mdescLeft"> </td><td class="mdescRight">This function decrement every second the deadline value of all the samples included in an element list. <a href="#a41893db8a4089cb1c64fe72069044637">More...</a><br /></td></tr>
<tr class="separator:a41893db8a4089cb1c64fe72069044637"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This file contain the diffeerent functions necessay for the management of the linked-lists used by the program. </p>
<p>This header file belongs to the <a class="el" href="rssi__list_8c.html" title="This file contain the diffeerent functions necessay for the management of the linked-lists used by th...">rssi_list.c</a> file.</p>
<dl class="section author"><dt>Author</dt><dd>Zeufack Arnel - Member of an LO53 group-project (Other Members: TONY DUONG - YVON MBOUGUEM - JOEL WABO) </dd></dl>
<dl class="section date"><dt>Date</dt><dd>15 Juin 2016</dd></dl>
<p>This file contain the diffeerent functions necessay for the management of the linked-lists used by the program It contain many important functions such as add_deque, add_element, find_mac, calculate_avg, and some others..</p>
<dl class="section author"><dt>Author</dt><dd>Zeufack Arnel - Member of an LO53 group-project (Other Members: TONY DUONG - YVON MBOUGUEM - JOEL WABO) </dd></dl>
<dl class="section date"><dt>Date</dt><dd>15 Juin 2016</dd></dl>
<p>It describes the prototypes of the functions used in <a class="el" href="rssi__list_8c.html" title="This file contain the diffeerent functions necessay for the management of the linked-lists used by th...">rssi_list.c</a> </p>
</div><h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="a24453a17eaee3f01419138bd3350031e"></a>
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<td class="memname"><a class="el" href="struct_element.html">Element</a>* add_element </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_element.html">Element</a> ** </td>
<td class="paramname"><em>list</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">u_char * </td>
<td class="paramname"><em>mac_value</em> </td>
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<td>)</td>
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<p>add_element adds an element (a new device node) to the list. Elements shall be ordered. </p>
<dl class="section return"><dt>Returns</dt><dd>the added element pointer. </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">list</td><td>a pointer to the list head pointer. </td></tr>
<tr><td class="paramname">mac_value</td><td>the MAC address of the new node to be added. </td></tr>
</table>
</dd>
</dl>
</div>
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<td class="memname">void add_value </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_deque.html">Deque</a> * </td>
<td class="paramname"><em>list</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"><em>value</em> </td>
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<td>)</td>
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<p>add_value adds a new RSSI value at the end of the deque. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">the</td><td>deque to append the element to. </td></tr>
<tr><td class="paramname">value</td><td>the RSSI value (dBm, do not forget to convert when inserting!) </td></tr>
</table>
</dd>
</dl>
</div>
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<td class="memname">void calculate_avg </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_element.html">Element</a> ** </td>
<td class="paramname"><em>list</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">u_char * </td>
<td class="paramname"><em>mac_value</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">u_char * </td>
<td class="paramname"><em>nb_samples</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">u_char * </td>
<td class="paramname"><em>avg_value</em> </td>
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<td>)</td>
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<p>Calculate avg ss values from a given string mac address. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">mac_value</td><td>the string MAC address necessary to identify the device to which calculation is needed. </td></tr>
<tr><td class="paramname">list</td><td>a pointer to the list head pointer. </td></tr>
<tr><td class="paramname">nb_samples</td><td>is a pointer that will contain the number of sample we need to know. </td></tr>
<tr><td class="paramname">avg_value</td><td>is a pointer that will contain the average rssi_value based on the captured samples. </td></tr>
</table>
</dd>
</dl>
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<td class="memname">void clear_outdated_Elements </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_element.html">Element</a> ** </td>
<td class="paramname"><em>list</em></td><td>)</td>
<td></td>
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<p>clear_outdated_Elements removes all outdated Elements in the linked-list. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">list</td><td>the <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> (devices) list in which the outdated devices need to be removed </td></tr>
</table>
</dd>
</dl>
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<td class="memname">void clear_outdated_values </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_deque.html">Deque</a> * </td>
<td class="paramname"><em>list</em></td><td>)</td>
<td></td>
</tr>
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<p>clear_outdated_values removes all outdated RSSI in a RSSI deque. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">list</td><td>the deque from which to filter the outdated values. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
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<td class="memname">void decrement_all_deadlines </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct_element.html">Element</a> * </td>
<td class="paramname"><em>list</em></td><td>)</td>
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<p>This function decrement every second the deadline value of all the samples included in an element list. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">list</td><td>The <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> list head pointer </td></tr>
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<td class="memname"><a class="el" href="struct_element.html">Element</a>* find_deque </td>
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<td class="paramtype"><a class="el" href="struct_element.html">Element</a> * </td>
<td class="paramname"><em>list</em>, </td>
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<td class="paramtype"><a class="el" href="struct_deque.html">Deque</a> * </td>
<td class="paramname"><em>deq</em> </td>
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<p>This function find a specific <a class="el" href="struct_deque.html" title="defines a pseudo double ended queue It shall contain the RSSI values sorted by deadline. ">Deque</a> in the <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> List. </p>
<dl class="section return"><dt>Returns</dt><dd>it return a pointer to the <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> in which the deque is located </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">list</td><td>the <a class="el" href="struct_element.html" title="contains one element of the Device list The device list shall be sorted by device's MAC ...">Element</a> list head pointer </td></tr>
<tr><td class="paramname">deq</td><td>the address of the <a class="el" href="struct_deque.html" title="defines a pseudo double ended queue It shall contain the RSSI values sorted by deadline. ">Deque</a> to find </td></tr>
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<td class="memname"><a class="el" href="struct_element.html">Element</a>* find_mac </td>
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<td class="paramtype"><a class="el" href="struct_element.html">Element</a> * </td>
<td class="paramname"><em>list</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">u_char * </td>
<td class="paramname"><em>mac_value</em> </td>
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<p>find_mac looks up for a MAC address in the list. </p>
<dl class="section return"><dt>Returns</dt><dd>a pointer to the corresponding element, NULL if not found. </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">list</td><td>the list head pointer. </td></tr>
<tr><td class="paramname">mac_value</td><td>the MAC address to search. </td></tr>
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<td class="memname">unsigned int mac_maching </td>
<td>(</td>
<td class="paramtype">u_char * </td>
<td class="paramname"><em>mac1</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">u_char * </td>
<td class="paramname"><em>mac2</em> </td>
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<p>This function makes the comparison of two mac addresses to check if they are equals. </p>
<dl class="section return"><dt>Returns</dt><dd>it return 0 if they are not equal and 1 if they are equal </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">mac1</td><td>the first string mac address </td></tr>
<tr><td class="paramname">mac2</td><td>the second string mac address </td></tr>
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