The originial uIP 0.6 sources

2013-03-27 21:29:27 +01:00
parent 7c0c5eee8f
commit 8ba1ecb51b
35 changed files with 1770 additions and 2433 deletions
--- a/unix/main.c
+++ b/unix/main.c
@@ -0,0 +1,109 @@
+/*
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *      This product includes software developed by Adam Dunkels.
+ * 4. 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.
+ *
+ * $Id: main.c,v 1.2 2002/01/13 21:12:41 adam Exp $
+ *
+ */
+
+
+#include "uip.h"
+#include "uip_arp.h"
+#include "tapdev.h"
+#include "httpd.h"
+
+#define BUF ((struct uip_eth_hdr *)&uip_buf[0])
+/*-----------------------------------------------------------------------------------*/
+int
+main(void)
+{
+  u8_t i, arptimer;
+  
+  tapdev_init();
+  uip_init();
+  httpd_init();
+
+  arptimer = 0;
+  
+  while(1) {
+    /* Let the tapdev network device driver read an entire IP packet
+       into the uip_buf. If it must wait for more than 0.5 seconds, it
+       will return with the return value 0. If so, we know that it is
+       time to call upon the uip_periodic(). Otherwise, the tapdev has
+       received an IP packet that is to be processed by uIP. */
+    uip_len = tapdev_read();
+    if(uip_len == 0) {
+      for(i = 0; i < UIP_CONNS; i++) {
+	uip_periodic(i);
+      /* If the above function invocation resulted in data that
+	 should be sent out on the network, the global variable
+	 uip_len is set to a value > 0. */
+	if(uip_len > 0) {
+	  uip_arp_out();
+	  tapdev_send();
+	}
+      }
+
+      /* Call the ARP timer function every 10 seconds. */
+      if(++arptimer == 20) {	
+	uip_arp_timer();
+	arptimer = 0;
+      }
+      
+    } else {
+      if(BUF->type == htons(UIP_ETHTYPE_IP)) {
+	uip_arp_ipin();
+	uip_len -= sizeof(struct uip_eth_hdr);
+	uip_input();
+	/* If the above function invocation resulted in data that
+	   should be sent out on the network, the global variable
+	   uip_len is set to a value > 0. */
+	if(uip_len > 0) {
+	  uip_arp_out();
+	  tapdev_send();
+	}
+      } else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
+	uip_arp_arpin();
+	/* If the above function invocation resulted in data that
+	   should be sent out on the network, the global variable
+	   uip_len is set to a value > 0. */	
+	if(uip_len > 0) {	
+	  tapdev_send();
+	}
+      }
+    }
+    
+  }
+  return 0;
+}
+/*-----------------------------------------------------------------------------------*/
+