/*\r
LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
+ Copyright (C) Dean Camera, 2010.\r
\r
dean [at] fourwalledcubicle [dot] com\r
www.fourwalledcubicle.com\r
*/\r
\r
/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
software without specific, written prior permission.\r
\r
The author disclaim all warranties with regard to this\r
/** \file\r
*\r
* Simple webserver application for demonstrating the RNDIS demo and TCP/IP stack. This\r
- * application will serve up a static HTTP webpage when requested by the host.\r
+ * application will serve up a static HTTP web page when requested by the host.\r
*/\r
\r
#include "Webserver.h"\r
/** HTTP server response header, for transmission before the page contents. This indicates to the host that a page exists at the\r
* given location, and gives extra connection information.\r
*/\r
-char PROGMEM HTTPHeader[] = "HTTP/1.1 200 OK\r\n"\r
- "Server: LUFA RNDIS\r\n"\r
- "Content-type: text/html\r\n"\r
- "Connection: close\r\n\r\n";\r
+char PROGMEM HTTP200Header[] = "HTTP/1.1 200 OK\r\n"\r
+ "Server: LUFA RNDIS\r\n"\r
+ "Content-type: text/html\r\n"\r
+ "Connection: close\r\n\r\n";\r
+\r
+/** HTTP server response header, for transmission before a resource not found error. This indicates to the host that the given\r
+ * given URL is invalid, and gives extra error information.\r
+ */\r
+char PROGMEM HTTP404Header[] = "HTTP/1.1 404 Not Found\r\n"\r
+ "Server: LUFA RNDIS\r\n"\r
+ "Connection: close\r\n\r\n";\r
\r
/** HTTP page to serve to the host when a HTTP request is made. This page is too long for a single response, thus it is automatically\r
* broken up into smaller blocks and sent as a series of packets each time the webserver application callback is run.\r
\r
/** Indicates if a given request equals the given HTTP command.\r
*\r
- * \param RequestHeader HTTP request made by the host\r
- * \param Command HTTP command to compare the request to\r
+ * \param[in] RequestHeader HTTP request made by the host\r
+ * \param[in] Command HTTP command to compare the request to\r
*\r
* \return Boolean true if the command matches the request, false otherwise\r
*/\r
/** Application callback routine, executed each time the TCP processing task runs. This callback determines what request\r
* has been made (if any), and serves up appropriate responses.\r
*\r
- * \param ConnectionState Pointer to a TCP Connection State structure giving connection information\r
- * \param Buffer Pointer to the application's send/receive packet buffer\r
+ * \param[in] ConnectionState Pointer to a TCP Connection State structure giving connection information\r
+ * \param[in,out] Buffer Pointer to the application's send/receive packet buffer\r
*/\r
void Webserver_ApplicationCallback(TCP_ConnectionState_t* ConnectionState, TCP_ConnectionBuffer_t* Buffer)\r
{\r
{\r
if (IsHTTPCommand(Buffer->Data, "GET"))\r
{\r
- PageBlock = 0;\r
-\r
- /* Copy the HTTP response header into the packet buffer */\r
- strcpy_P(BufferDataStr, HTTPHeader);\r
- \r
- /* Send the buffer contents to the host */\r
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));\r
-\r
- /* Lock the buffer to Device->Host transmissions only while we send the page contents */\r
- TCP_APP_CAPTURE_BUFFER(Buffer);\r
+ if (IsHTTPCommand(Buffer->Data, "GET / "))\r
+ {\r
+ PageBlock = 0;\r
+\r
+ /* Copy the HTTP 200 response header into the packet buffer */\r
+ strcpy_P(BufferDataStr, HTTP200Header);\r
+ \r
+ /* Send the buffer contents to the host */\r
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));\r
+\r
+ /* Lock the buffer to Device->Host transmissions only while we send the page contents */\r
+ TCP_APP_CAPTURE_BUFFER(Buffer);\r
+ }\r
+ else\r
+ {\r
+ /* Copy the HTTP 404 response header into the packet buffer */\r
+ strcpy_P(BufferDataStr, HTTP404Header);\r
+ \r
+ /* Send the buffer contents to the host */\r
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));\r
+ \r
+ /* All data sent, close the connection */\r
+ TCP_APP_CLOSECONNECTION(ConnectionState);\r
+ }\r
}\r
else if (IsHTTPCommand(Buffer->Data, "HEAD"))\r
{\r
- /* Copy the HTTP response header into the packet buffer */\r
- strcpy_P(BufferDataStr, HTTPHeader);\r
-\r
- /* Send the buffer contents to the host */\r
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));\r
+ if (IsHTTPCommand(Buffer->Data, "HEAD / "))\r
+ {\r
+ /* Copy the HTTP response header into the packet buffer */\r
+ strcpy_P(BufferDataStr, HTTP200Header);\r
+\r
+ /* Send the buffer contents to the host */\r
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));\r
+ }\r
+ else\r
+ {\r
+ /* Copy the HTTP response header into the packet buffer */\r
+ strcpy_P(BufferDataStr, HTTP404Header);\r
+\r
+ /* Send the buffer contents to the host */\r
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr)); \r
+ }\r
+ \r
+ /* All data sent, close the connection */\r
+ TCP_APP_CLOSECONNECTION(ConnectionState);\r
}\r
else if (IsHTTPCommand(Buffer->Data, "TRACE"))\r
{\r
/* Echo the host's query back to the host */\r
TCP_APP_SEND_BUFFER(Buffer, Buffer->Length);\r
+ \r
+ /* All data sent, close the connection */\r
+ TCP_APP_CLOSECONNECTION(ConnectionState);\r
}\r
else\r
{\r