diff options
Diffstat (limited to 'Projects/Webserver/Lib/WebserverApp.c')
| -rw-r--r-- | Projects/Webserver/Lib/WebserverApp.c | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/Projects/Webserver/Lib/WebserverApp.c b/Projects/Webserver/Lib/WebserverApp.c deleted file mode 100644 index 02f38be87..000000000 --- a/Projects/Webserver/Lib/WebserverApp.c +++ /dev/null @@ -1,142 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2010.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- 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 HTTP Webserver Application. When connected to the uIP stack,
- * this will serve out files to HTTP clients.
- */
-
-#include "WebserverApp.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";
-
-/** Static HTTP page to serve to the host when a HTTP request is made from a host. */
-char PROGMEM HTTPPage[] =
- "<html>"
- " <head>"
- " <title>"
- " LUFA Webserver Demo"
- " </title>"
- " </head>"
- " <body>"
- " <h1>Hello from your USB AVR!</h1>"
- " <p>"
- " Hello! Welcome to the LUFA RNDIS Demo Webserver test page, running on your USB AVR via the LUFA library and uIP TCP/IP network stack. This"
- " demonstrates a simple HTTP webserver serving out pages to HTTP clients."
- " <br /><br />"
- " <small>Project Information: <a href=\"http://www.fourwalledcubicle.com/LUFA.php\">http://www.fourwalledcubicle.com/LUFA.php</a>.</small>"
- " <hr />"
- " <i>LUFA Version: </i>" LUFA_VERSION_STRING
- " </p>"
- " </body>"
- "</html>";
-
-/** Initialization function for the simple HTTP webserver. */
-void WebserverApp_Init(void)
-{
- /* Listen on port 80 for HTTP connections from hosts */
- uip_listen(HTONS(HTTP_SERVER_PORT));
-}
-
-/** uIP stack application callback for the simple HTTP webserver. This function must be called each time the
- * TCP/IP stack needs a TCP packet to be processed.
- */
-void WebserverApp_Callback(void)
-{
- uip_tcp_appstate_t* const AppState = &uip_conn->appstate;
- char* AppData = (char*)uip_appdata;
- uint16_t AppDataSize = 0;
-
- if (uip_closed() || uip_aborted() || uip_timedout())
- {
- /* Terminated or completed connection - don't send any new data */
- return;
- }
- else if (uip_connected())
- {
- /* New connection - initialize connection state and data pointer to the appropriate HTTP header */
- AppState->SendPos = HTTP200Header;
- AppState->CurrentState = WEBSERVER_STATE_SendHeaders;
- }
-
- /* Calculate the maximum segment size and remaining data size */
- uint16_t BytesRemaining = strlen_P(AppState->SendPos);
- uint16_t MaxSegSize = uip_mss();
-
- /* No more bytes remaining in the current data being sent - progress to next data chunk or
- * terminate the connection once all chunks are sent */
- if (!(BytesRemaining))
- {
- /* Check which data chunk we are currently sending (header or data) */
- if (AppState->CurrentState == WEBSERVER_STATE_SendHeaders)
- {
- AppState->SendPos = HTTPPage;
- AppState->CurrentState = WEBSERVER_STATE_SendData;
- }
- else if (AppState->CurrentState == WEBSERVER_STATE_SendData)
- {
- uip_close();
- AppState->CurrentState = WEBSERVER_STATE_Closed;
- }
-
- return;
- }
- else if (BytesRemaining > MaxSegSize)
- {
- /* More bytes remaining to send than the maximum segment size, send next chunk */
- AppDataSize = MaxSegSize;
- }
- else
- {
- /* Less bytes than the segment size remaining, send all remaining bytes in the one packet */
- AppDataSize = BytesRemaining;
- }
-
- /* Copy over the next data segment to the application buffer, advance send position pointer */
- strncpy_P(AppData, AppState->SendPos, AppDataSize);
- AppState->SendPos += AppDataSize;
-
- /* Send the data to the requesting host */
- uip_send(AppData, AppDataSize);
-}
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