#include "dns.h"
#endif
-#if defined(CONFIG_CMD_NET)
-
DECLARE_GLOBAL_DATA_PTR;
#ifndef CONFIG_ARP_TIMEOUT
static int net_check_prereq (proto_t protocol);
+static int NetTryCount;
+
/**********************************************************************/
IPaddr_t NetArpWaitPacketIP;
NetArpWaitReplyIP = 0;
NetArpWaitTxPacket = NULL;
NetTxPacket = NULL;
+ NetTryCount = 1;
if (!NetTxPacket) {
int i;
void NetStartAgain (void)
{
char *nretry;
- int noretry = 0, once = 0;
+ int retry_forever = 0;
+ unsigned long retrycnt = 0;
+
+ nretry = getenv("netretry");
+ if (nretry) {
+ if (!strcmp(nretry, "yes"))
+ retry_forever = 1;
+ else if (!strcmp(nretry, "no"))
+ retrycnt = 0;
+ else if (!strcmp(nretry, "once"))
+ retrycnt = 1;
+ else
+ retrycnt = simple_strtoul(nretry, NULL, 0);
+ } else
+ retry_forever = 1;
- if ((nretry = getenv ("netretry")) != NULL) {
- noretry = (strcmp (nretry, "no") == 0);
- once = (strcmp (nretry, "once") == 0);
- }
- if (noretry) {
- eth_halt ();
+ if ((!retry_forever) && (NetTryCount >= retrycnt)) {
+ eth_halt();
NetState = NETLOOP_FAIL;
return;
}
+
+ NetTryCount++;
+
#ifndef CONFIG_NET_MULTI
NetSetTimeout (10000UL, startAgainTimeout);
NetSetHandler (startAgainHandler);
eth_init (gd->bd);
if (NetRestartWrap) {
NetRestartWrap = 0;
- if (NetDevExists && !once) {
+ if (NetDevExists) {
NetSetTimeout (10000UL, startAgainTimeout);
NetSetHandler (startAgainHandler);
} else {
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;
}
*dst = '\0';
}
-#endif
-
#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
);
}
-IPaddr_t string_to_ip(char *s)
-{
- IPaddr_t addr;
- char *e;
- int i;
-
- if (s == NULL)
- return(0);
-
- for (addr=0, i=0; i<4; ++i) {
- ulong val = s ? simple_strtoul(s, &e, 10) : 0;
- addr <<= 8;
- addr |= (val & 0xFF);
- if (s) {
- s = (*e) ? e+1 : e;
- }
- }
-
- return (htonl(addr));
-}
-
void VLAN_to_string(ushort x, char *s)
{
x = ntohs(x);
return htons(id);
}
-IPaddr_t getenv_IPaddr (char *var)
-{
- return (string_to_ip(getenv(var)));
-}
-
ushort getenv_VLAN(char *var)
{
return (string_to_VLAN(getenv(var)));