http__server_8c-source.html

Freescale mcu OpenTCP-1.0.4.doc.html.zip 文档

00393                                                 
00394                                 
00395                                 <span class="keywordflow">return</span>(1);              
00396                                 
00397                         
00398                         }
00399                 
00400                 
00401                         <span class="keywordflow">return</span>(1);
00402                 
00403                         
00404                 <span class="keywordflow">case</span> <a class="code" href="tcp__ip_8h.html#a59">TCP_EVENT_REGENERATE</a>:
00405                 
00406                         <span class="keywordflow">if</span>(session &lt; 0)
00407                                 <span class="keywordflow">return</span>(-1);
00408                 
00409                         <span class="keywordflow">if</span>(https[session].<a class="code" href="structhttp__server__state.html#m0">state</a> != <a class="code" href="http__server_8h.html#a4">HTTPS_STATE_ACTIVE</a>)
00410                                 <span class="keywordflow">return</span>(-1);
00411                 
00412                         i = <a class="code" href="https__callbacks_8c.html#a2">https_loadbuffer</a>(session, &amp;net_buf[<a class="code" href="tcp__ip_8h.html#a61">TCP_APP_OFFSET</a>], (UINT16)par1);
00413                         
00414                         <span class="keywordflow">if</span>(i&lt;0)
00415                                 <span class="keywordflow">return</span>(-1);
00416                         
00417                         <a class="code" href="tcp_8c.html#a7">tcp_send</a>(https[session].ownersocket, &amp;net_buf[<a class="code" href="tcp__ip_8h.html#a61">TCP_APP_OFFSET</a>], <a class="code" href="group__opentcp__config.html#a4">NETWORK_TX_BUFFER_SIZE</a> - <a class="code" href="tcp__ip_8h.html#a61">TCP_APP_OFFSET</a>, i);     
00418                 
00419                         <span class="keywordflow">return</span>(i);
00420         
00421         
00422                 <span class="keywordflow">default</span>:
00423                         <span class="keywordflow">return</span>(-1);
00424         }       
00425 
00426 }
00427 
00428 
00429 <span class="keywordtype">void</span> https_deletesession (UINT8 ses)
00430 {
00431         https[ses].<a class="code" href="structhttp__server__state.html#m0">state</a> = <a class="code" href="http__server_8h.html#a2">HTTPS_STATE_FREE</a>;
00432         https[ses].<a class="code" href="structhttp__server__state.html#m2">fstart</a> = 0;
00433         https[ses].<a class="code" href="structhttp__server__state.html#m4">fpoint</a> = 0;
00434         https[ses].<a class="code" href="structhttp__server__state.html#m3">flen</a>  = 0;
00435         https[ses].<a class="code" href="structhttp__server__state.html#m5">funacked</a> = 0;
00436 
00437 }
00438 
00439 INT16 https_searchsession (UINT8 soch)
00440 {
00441         UINT8 i;
00442         
00443         <span class="keywordflow">for</span>(i=0; i&lt;NO_OF_HTTP_SESSIONS; i++)
00444         {
00445                 <span class="keywordflow">if</span>(https[i].<a class="code" href="structhttp__server__state.html#m1">ownersocket</a> == soch)
00446                         <span class="keywordflow">return</span>(i);
00447                 
00448         }
00449         
00450         <span class="keywordflow">return</span>(-1);
00451 
00452 }
00453 
00454 INT16 https_bindsession (UINT8 soch)
00455 {
00456         UINT8 i;
00457         
00458         <span class="keywordflow">for</span>(i=0; i&lt;NO_OF_HTTP_SESSIONS; i++)
00459         {
00460                 <span class="keywordflow">if</span>(https[i].<a class="code" href="structhttp__server__state.html#m1">ownersocket</a> == soch)
00461                 {
00462                         <span class="keywordflow">if</span>(https[i].<a class="code" href="structhttp__server__state.html#m0">state</a> == <a class="code" href="http__server_8h.html#a2">HTTPS_STATE_FREE</a>)
00463                         {
00464                                 https[i].<a class="code" href="structhttp__server__state.html#m0">state</a> = <a class="code" href="http__server_8h.html#a3">HTTPS_STATE_RESERVED</a>;
00465                                 <span class="keywordflow">return</span>(i);
00466                         }                       
00467                 }       
00468                 
00469         }
00470         
00471         
00472         <span class="keywordflow">return</span>(-1);
00473 
00474 }
00475 
00476 <span class="keywordtype">void</span> https_activatesession (UINT8 ses)
00477 {
00478         https[ses].<a class="code" href="structhttp__server__state.html#m0">state</a> = <a class="code" href="http__server_8h.html#a4">HTTPS_STATE_ACTIVE</a>;
00479 
00480 }
00481 
00482 <span class="comment">/* read two encoded bytes from HTTP URI and return</span>
00483 <span class="comment"> * decoded byte</span>
00484 <span class="comment"> */</span>
00485 UINT8 https_read_encoded(<span class="keywordtype">void</span>)
00486 {
00487         UINT8 temp,ch;
00488         
00489         temp = <a class="code" href="system_8h.html#a9">RECEIVE_NETWORK_B</a>();
00490         <span class="keywordflow">if</span>((temp&gt;=<span class="charliteral">'0'</span>)&amp;&amp;(temp&lt;=<span class="charliteral">'9'</span>)){
00491                 ch = (temp-<span class="charliteral">'0'</span>)&lt;&lt;4;
00492         }<span class="keywordflow">else</span>{
00493                 <span class="keywordflow">if</span>((temp&gt;=<span class="charliteral">'a'</span>)&amp;&amp;(temp&lt;=<span class="charliteral">'f'</span>)){
00494                         ch = (temp-<span class="charliteral">'a'</span>+10)&lt;&lt;4;
00495                 }<span class="keywordflow">else</span>{
00496                         ch = (temp-<span class="charliteral">'A'</span>+10)&lt;&lt;4;
00497                 }
00498         }
00499                 
00500         temp = <a class="code" href="system_8h.html#a9">RECEIVE_NETWORK_B</a>();
00501         <span class="keywordflow">if</span>((temp&gt;=<span class="charliteral">'0'</span>)&amp;&amp;(temp&lt;=<span class="charliteral">'9'</span>)){
00502                 ch |= (temp-<span class="charliteral">'0'</span>);
00503         }<span class="keywordflow">else</span>{
00504                 <span class="keywordflow">if</span>((temp&gt;=<span class="charliteral">'a'</span>)&amp;&amp;(temp&lt;=<span class="charliteral">'f'</span>)){
00505                         ch |= (temp-<span class="charliteral">'a'</span>+10);
00506                 }<span class="keywordflow">else</span>{
00507                         ch |= (temp-<span class="charliteral">'A'</span>+10);
00508                 }
00509         }
00510         <span class="keywordflow">return</span> ch;
00511 }
00512 
00513 INT16 https_calculatehash (UINT32 len)
00514 {
00515         UINT8 hash=0;
00516         UINT8 ch;
00517         UINT8 i;
00518         
00519         
00520         <span class="comment">/* Read Max 60 characters */</span>
00521         
00522         <span class="keywordflow">if</span>(len &gt; 60)
00523                 len = 60;
00524         
00525         <span class="keywordflow">for</span>( i=0; i&lt;len; i++)
00526         {
00527                 ch = <a class="code" href="system_8h.html#a9">RECEIVE_NETWORK_B</a>();
00528                 
00529                 <span class="keywordflow">if</span>( ch ==<span class="charliteral">' '</span>)   <span class="comment">/* End reached?                 */</span>
00530                         <span class="keywordflow">break</span>;
00531                 
00532                 <span class="comment">/* encoded HTTP URI ? */</span>
00533                 <span class="keywordflow">if</span>( ch == <span class="charliteral">'%'</span>){
00534                         ch = https_read_encoded();
00535 
00536                         <span class="comment">/* is this UNICODE char encoded? (for now allow only</span>
00537 <span class="comment">                         * one byte encoded UNICODE chars)</span>
00538 <span class="comment">                         */</span>
00539                         <span class="keywordflow">if</span>( ( ch &amp; 0xe0 ) == 0xc0){
00540                                 <span class="comment">/* yes */</span>
00541                                 ch = ( ch &amp; 0x1F ) &lt;&lt; 6; 
00542                                 <a class="code" href="system_8h.html#a9">RECEIVE_NETWORK_B</a>();    <span class="comment">/* skip first % */</span>
00543                                 ch |= (https_read_encoded() &amp; 0x3F);
00544                         }
00545                 }
00546 
00547                 hash *= 37;
00548                 hash += ch;
00549         
00550         }
00551         
00552         <span class="keywordflow">if</span>(i==len)
00553                 <span class="keywordflow">return</span>(-1);
00554         
00555         <span class="comment">/* construct address for Hash table */</span>
00556         
00557         <span class="keywordflow">if</span>(hash == 0)           <span class="comment">/* User asked defaul file       */</span>
00558         {
00559                 <span class="comment">/* Set hash to index.html value */</span>
00560                 
00561                 hash = 0x0B;
00562         
00563         }
00564         
00565         <span class="comment">/* Now we have hash value calculated            */</span>
00566         
00567         <span class="keywordflow">return</span>( hash );
00568 
00569 }
00570 
00571 
</pre></div><hr><address style="align: right;"><small>Generated on Sun Aug 3 20:32:59 2003 for OpenTCP by
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