X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=net%2Fnet.c;h=a6096324126ada55e2f30afe023d376f6720ff16;hb=6f6e6e09b24e9a9dfa4af28f3e7704d335411cb4;hp=7d2220d48dec224529f2917734965d1d0e73d526;hpb=a7709d926dbc7cb1541034fcf2b21ce3e838cb12;p=u-boot

diff --git a/net/net.c b/net/net.c
index 7d2220d48d..a609632412 100644
--- a/net/net.c
+++ b/net/net.c
@@ -80,7 +80,9 @@
 #include <net.h>
 #include "bootp.h"
 #include "tftp.h"
+#ifdef CONFIG_CMD_RARP
 #include "rarp.h"
+#endif
 #include "nfs.h"
 #ifdef CONFIG_STATUS_LED
 #include <status_led.h>
@@ -401,11 +403,13 @@ restart:
 			BootpRequest ();
 			break;
 
+#if defined(CONFIG_CMD_RARP)
 		case RARP:
 			RarpTry = 0;
 			NetOurIP = 0;
 			RarpRequest ();
 			break;
+#endif
 #if defined(CONFIG_CMD_PING)
 		case PING:
 			PingStart();
@@ -1201,7 +1205,8 @@ static IP_t *__NetDefragment(IP_t *ip, int *lenp)
 		h = payload + h->next_hole;
 	}
 
-	if (offset8 + (len / 8) <= h - payload) {
+	/* last fragment may be 1..7 bytes, the "+7" forces acceptance */
+	if (offset8 + ((len + 7) / 8) <= h - payload) {
 		/* no overlap with holes (dup fragment?) */
 		return NULL;
 	}
@@ -1491,6 +1496,7 @@ NetReceive(volatile uchar * inpkt, int len)
 		}
 		break;
 
+#ifdef CONFIG_CMD_RARP
 	case PROT_RARP:
 		debug("Got RARP\n");
 		arp = (ARP_t *)ip;
@@ -1514,7 +1520,7 @@ NetReceive(volatile uchar * inpkt, int len)
 			(*packetHandler)(0,0,0,0);
 		}
 		break;
-
+#endif
 	case PROT_IP:
 		debug("Got IP\n");
 		/* Before we start poking the header, make sure it is there */
@@ -1728,10 +1734,12 @@ static int net_check_prereq (proto_t protocol)
 		}
 		/* Fall through */
 
-	case DHCP:
+#ifdef CONFIG_CMD_RARP
 	case RARP:
+#endif
 	case BOOTP:
 	case CDP:
+	case DHCP:
 		if (memcmp (NetOurEther, "\0\0\0\0\0\0", 6) == 0) {
 #ifdef CONFIG_NET_MULTI
 			extern int eth_get_dev_index (void);
@@ -1857,7 +1865,7 @@ NetSetIP(volatile uchar * xip, IPaddr_t dest, int dport, int sport, int len)
 	ip->ip_sum   = ~NetCksum((uchar *)ip, IP_HDR_SIZE_NO_UDP / 2);
 }
 
-void copy_filename (char *dst, char *src, int size)
+void copy_filename (char *dst, const char *src, int size)
 {
 	if (*src && (*src == '"')) {
 		++src;
@@ -1872,11 +1880,13 @@ void copy_filename (char *dst, char *src, int size)
 
 #if defined(CONFIG_CMD_NFS) || defined(CONFIG_CMD_SNTP) || defined(CONFIG_CMD_DNS)
 /*
- * make port a little random, but use something trivial to compute
+ * make port a little random (1024-17407)
+ * This keeps the math somewhat trivial to compute, and seems to work with
+ * all supported protocols/clients/servers
  */
 unsigned int random_port(void)
 {
-	return 1024 + (get_timer(0) % 0x8000);;
+	return 1024 + (get_timer(0) % 0x4000);
 }
 #endif
 
@@ -1903,7 +1913,7 @@ void VLAN_to_string(ushort x, char *s)
 		sprintf(s, "%d", x & VLAN_IDMASK);
 }
 
-ushort string_to_VLAN(char *s)
+ushort string_to_VLAN(const char *s)
 {
 	ushort id;