dhcp/dhcp-4.2.1-retransmission.patch
2011-01-28 09:21:10 +01:00

49 lines
1.7 KiB
Diff

diff -up dhcp-4.2.1b1/client/dhc6.c.retransmission dhcp-4.2.1b1/client/dhc6.c
--- dhcp-4.2.1b1/client/dhc6.c.retransmission 2011-01-28 08:40:56.000000000 +0100
+++ dhcp-4.2.1b1/client/dhc6.c 2011-01-28 08:39:22.000000000 +0100
@@ -361,7 +361,7 @@ dhc6_retrans_init(struct client_state *c
static void
dhc6_retrans_advance(struct client_state *client)
{
- struct timeval elapsed;
+ struct timeval elapsed, elapsed_after_RT;
/* elapsed = cur - start */
elapsed.tv_sec = cur_tv.tv_sec - client->start_time.tv_sec;
@@ -378,6 +378,8 @@ dhc6_retrans_advance(struct client_state
elapsed.tv_sec += 1;
elapsed.tv_usec -= 1000000;
}
+ elapsed_after_RT.tv_sec = elapsed.tv_sec;
+ elapsed_after_RT.tv_usec = elapsed.tv_usec;
/*
* RT for each subsequent message transmission is based on the previous
@@ -415,13 +417,10 @@ dhc6_retrans_advance(struct client_state
elapsed.tv_usec -= 1000000;
}
if (elapsed.tv_sec >= client->MRD) {
- /*
- * wake at RT + cur = start + MRD
- */
- client->RT = client->MRD +
- (client->start_time.tv_sec - cur_tv.tv_sec);
- client->RT = client->RT * 100 +
- (client->start_time.tv_usec - cur_tv.tv_usec) / 10000;
+ client->RT = client->MRD - elapsed_after_RT.tv_sec;
+ client->RT = client->RT * 100 - elapsed_after_RT.tv_usec / 10000;
+ if (client->RT < 0)
+ client->RT = 0;
}
client->txcount++;
}
@@ -1497,7 +1496,7 @@ check_timing6 (struct client_state *clie
}
/* Check if finished (-1 argument). */
- if ((client->MRD != 0) && (elapsed.tv_sec > client->MRD)) {
+ if ((client->MRD != 0) && (elapsed.tv_sec >= client->MRD)) {
log_info("Max retransmission duration exceeded.");
return(CHK_TIM_MRD_EXCEEDED);
}