diff options
| author | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
|---|---|---|
| committer | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
| commit | a6163888f3c56123b1db313743c6147ba498732c (patch) | |
| tree | ff7d15d991d1d09ba6cbc0cec80924f57445bfdd /third_party/uip-1.0/apps/httpd | |
| parent | c3e4c9a25c2910d2d66d52215b3406b13d5b23d5 (diff) | |
Add third_party libs
Diffstat (limited to 'third_party/uip-1.0/apps/httpd')
| -rw-r--r-- | third_party/uip-1.0/apps/httpd/httpd.c | 325 | ||||
| -rw-r--r-- | third_party/uip-1.0/apps/httpd/httpd.h | 59 |
2 files changed, 384 insertions, 0 deletions
diff --git a/third_party/uip-1.0/apps/httpd/httpd.c b/third_party/uip-1.0/apps/httpd/httpd.c new file mode 100644 index 0000000..f28c6e7 --- /dev/null +++ b/third_party/uip-1.0/apps/httpd/httpd.c @@ -0,0 +1,325 @@ +//*****************************************************************************
+// HTTP server.
+// Adam Dunkels <adam@dunkels.com>
+//
+// Copyright (c) 2001, Adam Dunkels.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// 3. The name of the author may not be used to endorse or promote
+// products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
+// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// This file is part of the uIP TCP/IP stack.
+//
+//*****************************************************************************
+
+#include "uip.h"
+#include "httpd.h"
+
+//*****************************************************************************
+//
+// Macro for easy access to buffer data
+//
+//*****************************************************************************
+#define BUF_APPDATA ((u8_t *)uip_appdata)
+
+//*****************************************************************************
+//
+// Definitions of HTTP Server States
+//
+//*****************************************************************************
+#define HTTP_NOGET 0
+#define HTTP_FILE 1
+#define HTTP_TEXT 2
+#define HTTP_FUNC 3
+#define HTTP_END 4
+
+//*****************************************************************************
+//
+// Global for keeping up with web server state.
+//
+//*****************************************************************************
+struct httpd_state *hs;
+
+//*****************************************************************************
+//
+// Default Web Page - allocated in three segments to allow easy update of a
+// counter that is incremented each time the page is sent.
+//
+//*****************************************************************************
+static const char page_not_found[] =
+"HTTP/1.0 404 OK\r\n"
+"Server: UIP/1.0 (http://www.sics.se/~adam/uip/)\r\n"
+"Content-type: text/html\r\n\r\n"
+"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd\">"
+"<html>"
+ "<head>"
+ "<title>Page Not Found!</title>"
+ "</head>"
+ "<body>"
+ "Page Not Found!"
+ "</body>"
+"</html>";
+
+//*****************************************************************************
+//
+// Default Web Page - allocated in three segments to allow easy update of a
+// counter that is incremented each time the page is sent.
+//
+//*****************************************************************************
+static const char default_page_buf1of3[] =
+"HTTP/1.0 200 OK\r\n"
+"Server: UIP/1.0 (http://www.sics.se/~adam/uip/)\r\n"
+"Content-type: text/html\r\n\r\n"
+"<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd\">"
+"<html>"
+ "<head>"
+ "<title>Welcome to the uIP web server!</title>"
+ "</head>"
+ "<body>"
+ "<center>"
+ "<h1>µIP Web Server</h1>"
+ "<p>This web page is served by a small web server running on top of "
+ "the <a href=\"http://www.sics.se/~adam/uip/\">µIP embedded TCP/IP "
+ "stack</a>."
+ "<hr width=\"75%\">"
+ "<p>The µIP stack is running on a "
+ "<a href=\"http://www.ti.com\">Texas Instruments</a> "
+ "<a href=\"http://www.ti.com/tm4c129x\">Tiva<small><sup>™</sup></small> C Series</a>"
+ "<hr width=\"75%\">"
+ "<p>This page has been sent ";
+static char default_page_buf2of3[] =
+ "00001";
+static const char default_page_buf3of3[] =
+ " times since reset!"
+ "</center>"
+ "</body>"
+"</html>";
+
+//*****************************************************************************
+//
+// Increment the view count. This routine will increment the 5-digit ascii
+// counter that is sent with the web page.
+//
+//*****************************************************************************
+static void
+httpd_inc_page_count(void)
+{
+ //
+ // Increment the 'ones' digit. If it wraps, then increment the 'tens'
+ // digit.
+ //
+ default_page_buf2of3[4]++;
+ if(default_page_buf2of3[4] == 0x3a)
+ {
+ default_page_buf2of3[4] = 0x30;
+ default_page_buf2of3[3]++;
+ }
+
+ //
+ // If the 'tens' digit wraps, increment the 'hundreds' digit.
+ //
+ if(default_page_buf2of3[3] == 0x3a)
+ {
+ default_page_buf2of3[3] = 0x30;
+ default_page_buf2of3[2]++;
+ }
+
+ //
+ // If the 'hundreds' digit wraps, increment the 'thousands' digit.
+ //
+ if(default_page_buf2of3[2] == 0x3a)
+ {
+ default_page_buf2of3[2] = 0x30;
+ default_page_buf2of3[1]++;
+ }
+
+ //
+ // If the 'thousands' digit wraps, increment the 'ten-thousands' digit.
+ //
+ if(default_page_buf2of3[1] == 0x3a)
+ {
+ default_page_buf2of3[1] = 0x30;
+ default_page_buf2of3[0]++;
+ }
+
+ //
+ // If the 'ten-thousands' digit wrapped, start over.
+ //
+ if(default_page_buf2of3[0] == 0x3a)
+ {
+ default_page_buf2of3[0] = 0x30;
+ }
+}
+
+//*****************************************************************************
+//
+// Initialize the web server.
+//
+// Starts to listen for incoming connection requests on TCP port 80.
+//
+//*****************************************************************************
+void
+httpd_init(void)
+{
+ //
+ // Listen to port 80.
+ //
+ uip_listen(HTONS(80));
+}
+
+//*****************************************************************************
+//
+// HTTP Application Callback Function
+//
+//*****************************************************************************
+void
+httpd_appcall(void)
+{
+ switch(uip_conn->lport)
+ {
+ //
+ // This is the web server:
+ //
+ case HTONS(80):
+ {
+ //
+ // Pick out the application state from the uip_conn structure.
+ //
+ hs = (struct httpd_state *)&(uip_conn->appstate);
+
+ //
+ // We use the uip_ test functions to deduce why we were
+ // called. If uip_connected() is non-zero, we were called
+ // because a remote host has connected to us. If
+ // uip_newdata() is non-zero, we were called because the
+ // remote host has sent us new data, and if uip_acked() is
+ // non-zero, the remote host has acknowledged the data we
+ // previously sent to it. */
+ if(uip_connected())
+ {
+ //
+ // Since we have just been connected with the remote host, we
+ // reset the state for this connection. The ->count variable
+ // contains the amount of data that is yet to be sent to the
+ // remote host, and the ->state is set to HTTP_NOGET to signal
+ // that we haven't received any HTTP GET request for this
+ // connection yet.
+ //
+ hs->state = HTTP_NOGET;
+ hs->count = 0;
+ hs->bufcount = 0;
+ return;
+ }
+ else if(uip_poll())
+ {
+ //
+ // If we are polled ten times, we abort the connection. This is
+ // because we don't want connections lingering indefinately in
+ // the system.
+ //
+ if(hs->count++ >= 10)
+ {
+ uip_abort();
+ }
+ return;
+ }
+ else if(uip_newdata() && hs->state == HTTP_NOGET)
+ {
+ //
+ // This is the first data we receive, and it should contain a
+ // GET.
+ //
+ // Check for GET.
+ //
+ if(BUF_APPDATA[0] != 'G' ||
+ BUF_APPDATA[1] != 'E' ||
+ BUF_APPDATA[2] != 'T' ||
+ BUF_APPDATA[3] != ' ')
+ {
+ //
+ // If it isn't a GET, we abort the connection.
+ //
+ uip_abort();
+ return;
+ }
+
+ //
+ // Check to see what we should send.
+ //
+ if((BUF_APPDATA[4] == '/') &&
+ (BUF_APPDATA[5] == ' '))
+ {
+ //
+ // Send buffer 1
+ //
+ uip_send(default_page_buf1of3,
+ sizeof(default_page_buf1of3) - 1);
+ }
+ else
+ {
+ uip_send(page_not_found,
+ sizeof(page_not_found) - 1);
+ hs->bufcount = 3;
+ }
+ }
+ else if(uip_acked())
+ {
+ hs->bufcount++;
+ if(hs->bufcount == 1)
+ {
+ uip_send(default_page_buf2of3,
+ sizeof(default_page_buf2of3) - 1);
+ }
+ else if(hs->bufcount == 2)
+ {
+ uip_send(default_page_buf3of3,
+ sizeof(default_page_buf3of3) - 1);
+ }
+ else if(hs->bufcount == 3)
+ {
+ httpd_inc_page_count();
+ uip_close();
+ }
+ else
+ {
+ uip_close();
+ }
+ }
+ //
+ // Finally, return to uIP. Our outgoing packet will soon be on its
+ // way...
+ //
+ return;
+ }
+
+ default:
+ {
+ //
+ // Should never happen.
+ //
+ uip_abort();
+ break;
+ }
+ }
+}
diff --git a/third_party/uip-1.0/apps/httpd/httpd.h b/third_party/uip-1.0/apps/httpd/httpd.h new file mode 100644 index 0000000..c401062 --- /dev/null +++ b/third_party/uip-1.0/apps/httpd/httpd.h @@ -0,0 +1,59 @@ +//*****************************************************************************
+// HTTP server header file.
+// Adam Dunkels <adam@dunkels.com>
+//
+// Copyright (c) 2001, Adam Dunkels.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// 3. The name of the author may not be used to endorse or promote
+// products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
+// OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// This file is part of the uIP TCP/IP stack.
+//
+//*****************************************************************************
+
+#ifndef __HTTPD_H__
+#define __HTTPD_H__
+
+//*****************************************************************************
+//
+// Web Server Application Entry Points.
+//
+//*****************************************************************************
+void httpd_init(void);
+void httpd_appcall(void);
+
+//*****************************************************************************
+//
+// Web Server Application State Variable Definition.
+//
+//*****************************************************************************
+struct httpd_state
+{
+ u8_t state;
+ u16_t count;
+ u16_t bufcount;
+};
+
+#endif // __HTTPD_H__
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