Simple HTTP Server with one page index.html stored inside MBED as char vector and javascript to update a table content
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Diff: HTTP_SERVER.cpp
- Revision:
- 7:184c6f1ace94
- Parent:
- 6:4eb469f51570
- Child:
- 8:b013075de2e4
diff -r 4eb469f51570 -r 184c6f1ace94 HTTP_SERVER.cpp --- a/HTTP_SERVER.cpp Sat Nov 26 19:15:20 2016 +0000 +++ b/HTTP_SERVER.cpp Mon Nov 28 08:27:42 2016 +0000 @@ -137,15 +137,17 @@ if(msger.setHeaderField("Connection", "keep-alive"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); } else { if(msger.setStatusLine(404, "NOT FOUND"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); - if(msger.setHeaderField("Connection", "close"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); + if(msger.setHeaderField("Connection", "Close"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); DEBUG_PRINT_LINE("(HTTP_SERVER) NOT FOUND\r\n"); } - if( strcmp(fhandl.getSuffix(), "htm" ) || - strcmp(fhandl.getSuffix(), "HTM" ) || - strcmp(fhandl.getSuffix(), "html") || - strcmp(fhandl.getSuffix(), "HTML")) { + if( !strcmp(fhandl.getSuffix(), "htm" ) || + !strcmp(fhandl.getSuffix(), "HTM" ) || + !strcmp(fhandl.getSuffix(), "html") || + !strcmp(fhandl.getSuffix(), "HTML")) { if(msger.setHeaderField("Content-Type", "text/html"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); - } else if (strcmp(fhandl.getSuffix(), "ico" ) ) { + } else if(!strcmp(fhandl.getSuffix(), "js" )){ + if(msger.setHeaderField("Content-Type", "text/javascript"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); + } else if (!strcmp(fhandl.getSuffix(), "ico" ) ) { if(msger.setHeaderField("Content-Type", "image/png"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); } else { msger.setStatusLine(406, "not acceptable"); @@ -154,104 +156,34 @@ // Connection timeout field if(msger.setHeaderField("Keep-Alive", "timeouit=15"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); - // Define behaviour of server according to Request Header lines - // Apply request header field to response header field - char* field_Connection = NULL; - char* field_Upgrade = NULL; - char* field_Sec_WebSocket_Key = NULL; - char* field_Sec_WebSocket_Version = NULL; - char* field_Origin = NULL; - do { - //Analyze the header feilds - header_field_name = strtok(NULL, ":"); - header_field_name++; - header_field_val = strtok(NULL, "\r\n"); - header_field_val++; - - if(header_field_name - 1 != NULL) { - if(!strcmp(header_field_name, "Connection")) { - field_Connection = header_field_val; - } else if(!strcmp(header_field_name, "Upgrade")) { - field_Upgrade = header_field_val; - } else if(!strcmp(header_field_name, "Sec-WebSocket-Key") ) { - field_Sec_WebSocket_Key = header_field_val; - } else if(!strcmp(header_field_name, "Sec-WebSocket-Version") ) { - field_Sec_WebSocket_Version = header_field_val; - } else if(!strcmp(header_field_name, "Origin") ) { - field_Origin = header_field_val; - } - } else { - break; - } -#ifdef DEBUG - printf("(HTTP_SERVER) *header_field_name adr: %d %s\r\n", header_field_name - 1, header_field_name); - printf("(HTTP_SERVER) header_field_val adr: %d %s\r\n", header_field_val - 1, header_field_val); -#endif - } while(1); - - // if the request is to switching to the WebSocket Server - if(!strcmp(field_Connection, "Upgrade")) { - if( !strcmp(field_Upgrade, "websocket") && - field_Sec_WebSocket_Key != NULL && - !strcmp(field_Sec_WebSocket_Version, "13") && - field_Origin != NULL) { - DEBUG_PRINT_LINE("(HTTP_SERVER) Communication Protocol will be Upgraded to Websocket! \r\n"); - /* - if(ws.isValid()){ - ...//calcurate the key - msger.resetHeader(); - msger.setStatusLine(101, "Switching Protocols"); - if(msger.msger.setHeaderField("Connection", "Upgrade")) printf("(HTTP_SERVER)buffer over flow@ResposeMessenger"); - if(msger.msger.setHeaderField("Upgrade", "websocket")) printf("(HTTP_SERVER)buffer over flow@ResposeMessenger"); - if(msger.msger.setHeaderField("Sec-WebSocket-Accept", ...)) printf("(HTTP_SERVER)buffer over flow@ResposeMessenger"); - if(msger.msger.setHeaderField("Access-Control-Allow-Origin", "*")) printf("(HTTP_SERVER)buffer over flow@ResposeMessenger"); - } - else goto AAA; - */ - } else { - //AAA: - DEBUG_PRINT_LINE("(HTTP_SERVER) Communication Protocol won't be Upgraded.\r\n"); - msger.setStatusLine(426, "Upgrade Required"); - if(msger.setHeaderField("Connection", "Close"))printf("(HTTP_SERVER)buffer over flow @ ResponseMessenger"); - } - } - - -#ifdef DEBUG - //printf("status code : %d\r\n", status_code); - //printf("content type: %s\r\n", content_type); -#endif - // send response msger.sendHTTPResponse(tcpcon, fhandl); //file close -#ifdef DEBUG - if( -#endif - fhandl.close() -#ifndef DEBUG - ; -#endif -#ifdef DEBUG - == 0) - printf("(HTTP_SERVER) file has closed\r\n"); + if( fhandl.close()== 0) + DEBUG_PRINT_LINE("(HTTP_SERVER) file has closed\r\n"); else if(EOF) - printf("(HTTP_SERVER) failed to close the file\r\n"); -#endif + DEBUG_PRINT_LINE("(HTTP_SERVER) failed to close the file\r\n"); + + msger.resetHeader(); + printf("(HTTP_SERVER) echo back done.\r\n"); + } + if (httpmethod == NULL) { + msger.sendHTTPResponse(tcpcon); msger.resetHeader(); printf("(HTTP_SERVER) echo back done.\r\n"); } - if (strcmp(httpmethod, NULL) == 0 ) { - msger.sendHTTPResponse(tcpcon); - } printf("(HTTP_SERVER) Response to Request has done\r\n"); + // + // + // } printf("(HTTP_SERVER) close connection.\r\ntcp server is listening...\r\n"); tcpcon.close(); - //tcpsvr.close(); led2 = false; } + tcpsvr.close(); + listening_flag = false; led1 = false; return 0; } \ No newline at end of file