X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/bb05712efe864fd79162a4b0a9c411b7740a2bdb..55da77d85f0482aea9e5c401f59e9b2975a0c2a4:/Demos/Device/LowLevel/RNDISEthernet/Lib/Webserver.c
diff --git a/Demos/Device/LowLevel/RNDISEthernet/Lib/Webserver.c b/Demos/Device/LowLevel/RNDISEthernet/Lib/Webserver.c
index 573ff336f..6106bd5ea 100644
--- a/Demos/Device/LowLevel/RNDISEthernet/Lib/Webserver.c
+++ b/Demos/Device/LowLevel/RNDISEthernet/Lib/Webserver.c
@@ -1,197 +1,203 @@
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * Simple webserver application for demonstrating the RNDIS demo and TCP/IP stack. This
- * application will serve up a static HTTP webpage when requested by the host.
- */
-
-#include "Webserver.h"
-
-/** HTTP server response header, for transmission before the page contents. This indicates to the host that a page exists at the
- * given location, and gives extra connection information.
- */
-char PROGMEM HTTP200Header[] = "HTTP/1.1 200 OK\r\n"
- "Server: LUFA RNDIS\r\n"
- "Content-type: text/html\r\n"
- "Connection: close\r\n\r\n";
-
-char PROGMEM HTTP404Header[] = "HTTP/1.1 404 Not Found\r\n"
- "Server: LUFA RNDIS\r\n"
- "Connection: close\r\n\r\n";
-
-/** 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
- * broken up into smaller blocks and sent as a series of packets each time the webserver application callback is run.
- */
-char PROGMEM HTTPPage[] =
- ""
- " "
- " "
- " LUFA Webserver Demo"
- " "
- " "
- " "
- " Hello from your USB AVR!
"
- " "
- " Hello! Welcome to the LUFA RNDIS Demo Webserver test page, running on your USB AVR via the LUFA library. This demonstrates the HTTP webserver, TCP/IP stack and RNDIS demo all running atop the LUFA USB stack."
- "
"
- " Project Information: http://www.fourwalledcubicle.com/LUFA.php."
- "
"
- " LUFA Version: " LUFA_VERSION_STRING
- " "
- " "
- "";
-
-
-/** Initializes the Webserver application, opening the appropriate HTTP port in the TCP handler and registering the application
- * callback routine for packets sent to the HTTP protocol port.
- */
-void Webserver_Init(void)
-{
- /* Open the HTTP port in the TCP protocol so that HTTP connections to the device can be established */
- TCP_SetPortState(TCP_PORT_HTTP, TCP_Port_Open, Webserver_ApplicationCallback);
-}
-
-/** Indicates if a given request equals the given HTTP command.
- *
- * \param[in] RequestHeader HTTP request made by the host
- * \param[in] Command HTTP command to compare the request to
- *
- * \return Boolean true if the command matches the request, false otherwise
- */
-static bool IsHTTPCommand(uint8_t* RequestHeader, char* Command)
-{
- /* Returns true if the non null terminated string in RequestHeader matches the null terminated string Command */
- return (strncmp((char*)RequestHeader, Command, strlen(Command)) == 0);
-}
-
-/** Application callback routine, executed each time the TCP processing task runs. This callback determines what request
- * has been made (if any), and serves up appropriate responses.
- *
- * \param[in] ConnectionState Pointer to a TCP Connection State structure giving connection information
- * \param[in,out] Buffer Pointer to the application's send/receive packet buffer
- */
-void Webserver_ApplicationCallback(TCP_ConnectionState_t* ConnectionState, TCP_ConnectionBuffer_t* Buffer)
-{
- char* BufferDataStr = (char*)Buffer->Data;
- static uint8_t PageBlock = 0;
-
- /* Check to see if a packet has been received on the HTTP port from a remote host */
- if (TCP_APP_HAS_RECEIVED_PACKET(Buffer))
- {
- if (IsHTTPCommand(Buffer->Data, "GET"))
- {
- if (IsHTTPCommand(Buffer->Data, "GET / "))
- {
- PageBlock = 0;
-
- /* Copy the HTTP 200 response header into the packet buffer */
- strcpy_P(BufferDataStr, HTTP200Header);
-
- /* Send the buffer contents to the host */
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
-
- /* Lock the buffer to Device->Host transmissions only while we send the page contents */
- TCP_APP_CAPTURE_BUFFER(Buffer);
- }
- else
- {
- /* Copy the HTTP 404 response header into the packet buffer */
- strcpy_P(BufferDataStr, HTTP404Header);
-
- /* Send the buffer contents to the host */
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
-
- /* All data sent, close the connection */
- TCP_APP_CLOSECONNECTION(ConnectionState);
- }
- }
- else if (IsHTTPCommand(Buffer->Data, "HEAD"))
- {
- if (IsHTTPCommand(Buffer->Data, "HEAD / "))
- {
- /* Copy the HTTP response header into the packet buffer */
- strcpy_P(BufferDataStr, HTTP200Header);
-
- /* Send the buffer contents to the host */
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
- }
- else
- {
- /* Copy the HTTP response header into the packet buffer */
- strcpy_P(BufferDataStr, HTTP404Header);
-
- /* Send the buffer contents to the host */
- TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
- }
-
- /* All data sent, close the connection */
- TCP_APP_CLOSECONNECTION(ConnectionState);
- }
- else if (IsHTTPCommand(Buffer->Data, "TRACE"))
- {
- /* Echo the host's query back to the host */
- TCP_APP_SEND_BUFFER(Buffer, Buffer->Length);
-
- /* All data sent, close the connection */
- TCP_APP_CLOSECONNECTION(ConnectionState);
- }
- else
- {
- /* Unknown request, just clear the buffer (drop the packet) */
- TCP_APP_CLEAR_BUFFER(Buffer);
- }
- }
- else if (TCP_APP_HAVE_CAPTURED_BUFFER(Buffer))
- {
- uint16_t RemLength = strlen_P(&HTTPPage[PageBlock * HTTP_REPLY_BLOCK_SIZE]);
- uint16_t Length;
-
- /* Determine the length of the loaded block */
- Length = ((RemLength > HTTP_REPLY_BLOCK_SIZE) ? HTTP_REPLY_BLOCK_SIZE : RemLength);
-
- /* Copy the next buffer sized block of the page to the packet buffer */
- strncpy_P(BufferDataStr, &HTTPPage[PageBlock * HTTP_REPLY_BLOCK_SIZE], Length);
-
- /* Send the buffer contents to the host */
- TCP_APP_SEND_BUFFER(Buffer, Length);
-
- /* Check to see if the entire page has been sent */
- if (PageBlock++ == (sizeof(HTTPPage) / HTTP_REPLY_BLOCK_SIZE))
- {
- /* Unlock the buffer so that the host can fill it with future packets */
- TCP_APP_RELEASE_BUFFER(Buffer);
-
- /* Close the connection to the host */
- TCP_APP_CLOSECONNECTION(ConnectionState);
- }
- }
-}
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Simple webserver application for demonstrating the RNDIS demo and TCP/IP stack. This
+ * application will serve up a static HTTP webpage when requested by the host.
+ */
+
+#include "Webserver.h"
+
+/** HTTP server response header, for transmission before the page contents. This indicates to the host that a page exists at the
+ * given location, and gives extra connection information.
+ */
+char PROGMEM HTTP200Header[] = "HTTP/1.1 200 OK\r\n"
+ "Server: LUFA RNDIS\r\n"
+ "Content-type: text/html\r\n"
+ "Connection: close\r\n\r\n";
+
+/** HTTP server response header, for transmission before a resource not found error. This indicates to the host that the given
+ * given URL is invalid, and gives extra error information.
+ */
+char PROGMEM HTTP404Header[] = "HTTP/1.1 404 Not Found\r\n"
+ "Server: LUFA RNDIS\r\n"
+ "Connection: close\r\n\r\n";
+
+/** 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
+ * broken up into smaller blocks and sent as a series of packets each time the webserver application callback is run.
+ */
+char PROGMEM HTTPPage[] =
+ ""
+ " "
+ " "
+ " LUFA Webserver Demo"
+ " "
+ " "
+ " "
+ " Hello from your USB AVR!
"
+ " "
+ " Hello! Welcome to the LUFA RNDIS Demo Webserver test page, running on your USB AVR via the LUFA library. This demonstrates the HTTP webserver, TCP/IP stack and RNDIS demo all running atop the LUFA USB stack."
+ "
"
+ " Project Information: http://www.lufa-lib.org."
+ "
"
+ " LUFA Version: " LUFA_VERSION_STRING
+ " "
+ " "
+ "";
+
+
+/** Initialises the Webserver application, opening the appropriate HTTP port in the TCP handler and registering the application
+ * callback routine for packets sent to the HTTP protocol port.
+ */
+void Webserver_Init(void)
+{
+ /* Open the HTTP port in the TCP protocol so that HTTP connections to the device can be established */
+ TCP_SetPortState(TCP_PORT_HTTP, TCP_Port_Open, Webserver_ApplicationCallback);
+}
+
+/** Indicates if a given request equals the given HTTP command.
+ *
+ * \param[in] RequestHeader HTTP request made by the host
+ * \param[in] Command HTTP command to compare the request to
+ *
+ * \return Boolean true if the command matches the request, false otherwise
+ */
+static bool IsHTTPCommand(uint8_t* RequestHeader,
+ char* Command)
+{
+ /* Returns true if the non null terminated string in RequestHeader matches the null terminated string Command */
+ return (strncmp((char*)RequestHeader, Command, strlen(Command)) == 0);
+}
+
+/** Application callback routine, executed each time the TCP processing task runs. This callback determines what request
+ * has been made (if any), and serves up appropriate responses.
+ *
+ * \param[in] ConnectionState Pointer to a TCP Connection State structure giving connection information
+ * \param[in,out] Buffer Pointer to the application's send/receive packet buffer
+ */
+void Webserver_ApplicationCallback(TCP_ConnectionState_t* const ConnectionState,
+ TCP_ConnectionBuffer_t* const Buffer)
+{
+ char* BufferDataStr = (char*)Buffer->Data;
+ static uint8_t PageBlock = 0;
+
+ /* Check to see if a packet has been received on the HTTP port from a remote host */
+ if (TCP_APP_HAS_RECEIVED_PACKET(Buffer))
+ {
+ if (IsHTTPCommand(Buffer->Data, "GET"))
+ {
+ if (IsHTTPCommand(Buffer->Data, "GET / "))
+ {
+ PageBlock = 0;
+
+ /* Copy the HTTP 200 response header into the packet buffer */
+ strcpy_P(BufferDataStr, HTTP200Header);
+
+ /* Send the buffer contents to the host */
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
+
+ /* Lock the buffer to Device->Host transmissions only while we send the page contents */
+ TCP_APP_CAPTURE_BUFFER(Buffer);
+ }
+ else
+ {
+ /* Copy the HTTP 404 response header into the packet buffer */
+ strcpy_P(BufferDataStr, HTTP404Header);
+
+ /* Send the buffer contents to the host */
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
+
+ /* All data sent, close the connection */
+ TCP_APP_CLOSECONNECTION(ConnectionState);
+ }
+ }
+ else if (IsHTTPCommand(Buffer->Data, "HEAD"))
+ {
+ if (IsHTTPCommand(Buffer->Data, "HEAD / "))
+ {
+ /* Copy the HTTP response header into the packet buffer */
+ strcpy_P(BufferDataStr, HTTP200Header);
+
+ /* Send the buffer contents to the host */
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
+ }
+ else
+ {
+ /* Copy the HTTP response header into the packet buffer */
+ strcpy_P(BufferDataStr, HTTP404Header);
+
+ /* Send the buffer contents to the host */
+ TCP_APP_SEND_BUFFER(Buffer, strlen(BufferDataStr));
+ }
+
+ /* All data sent, close the connection */
+ TCP_APP_CLOSECONNECTION(ConnectionState);
+ }
+ else if (IsHTTPCommand(Buffer->Data, "TRACE"))
+ {
+ /* Echo the host's query back to the host */
+ TCP_APP_SEND_BUFFER(Buffer, Buffer->Length);
+
+ /* All data sent, close the connection */
+ TCP_APP_CLOSECONNECTION(ConnectionState);
+ }
+ else
+ {
+ /* Unknown request, just clear the buffer (drop the packet) */
+ TCP_APP_CLEAR_BUFFER(Buffer);
+ }
+ }
+ else if (TCP_APP_HAVE_CAPTURED_BUFFER(Buffer))
+ {
+ uint16_t RemLength = strlen_P(&HTTPPage[PageBlock * HTTP_REPLY_BLOCK_SIZE]);
+ uint16_t Length;
+
+ /* Determine the length of the loaded block */
+ Length = ((RemLength > HTTP_REPLY_BLOCK_SIZE) ? HTTP_REPLY_BLOCK_SIZE : RemLength);
+
+ /* Copy the next buffer sized block of the page to the packet buffer */
+ strncpy_P(BufferDataStr, &HTTPPage[PageBlock * HTTP_REPLY_BLOCK_SIZE], Length);
+
+ /* Send the buffer contents to the host */
+ TCP_APP_SEND_BUFFER(Buffer, Length);
+
+ /* Check to see if the entire page has been sent */
+ if (PageBlock++ == (sizeof(HTTPPage) / HTTP_REPLY_BLOCK_SIZE))
+ {
+ /* Unlock the buffer so that the host can fill it with future packets */
+ TCP_APP_RELEASE_BUFFER(Buffer);
+
+ /* Close the connection to the host */
+ TCP_APP_CLOSECONNECTION(ConnectionState);
+ }
+ }
+}
+