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Diffstat (limited to 'net/batman-adv/bitarray.c')
-rw-r--r--net/batman-adv/bitarray.c65
1 files changed, 31 insertions, 34 deletions
diff --git a/net/batman-adv/bitarray.c b/net/batman-adv/bitarray.c
index 07ae6e1b8aca..aea174cdbfbd 100644
--- a/net/batman-adv/bitarray.c
+++ b/net/batman-adv/bitarray.c
@@ -1,5 +1,4 @@
-/*
- * Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
+/* Copyright (C) 2006-2012 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
*
@@ -16,7 +15,6 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
- *
*/
#include "main.h"
@@ -25,12 +23,12 @@
#include <linux/bitops.h>
/* shift the packet array by n places. */
-static void bat_bitmap_shift_left(unsigned long *seq_bits, int32_t n)
+static void batadv_bitmap_shift_left(unsigned long *seq_bits, int32_t n)
{
- if (n <= 0 || n >= TQ_LOCAL_WINDOW_SIZE)
+ if (n <= 0 || n >= BATADV_TQ_LOCAL_WINDOW_SIZE)
return;
- bitmap_shift_left(seq_bits, seq_bits, n, TQ_LOCAL_WINDOW_SIZE);
+ bitmap_shift_left(seq_bits, seq_bits, n, BATADV_TQ_LOCAL_WINDOW_SIZE);
}
@@ -40,58 +38,57 @@ static void bat_bitmap_shift_left(unsigned long *seq_bits, int32_t n)
* 1 if the window was moved (either new or very old)
* 0 if the window was not moved/shifted.
*/
-int bit_get_packet(void *priv, unsigned long *seq_bits,
- int32_t seq_num_diff, int set_mark)
+int batadv_bit_get_packet(void *priv, unsigned long *seq_bits,
+ int32_t seq_num_diff, int set_mark)
{
- struct bat_priv *bat_priv = priv;
+ struct batadv_priv *bat_priv = priv;
/* sequence number is slightly older. We already got a sequence number
- * higher than this one, so we just mark it. */
-
- if ((seq_num_diff <= 0) && (seq_num_diff > -TQ_LOCAL_WINDOW_SIZE)) {
+ * higher than this one, so we just mark it.
+ */
+ if (seq_num_diff <= 0 && seq_num_diff > -BATADV_TQ_LOCAL_WINDOW_SIZE) {
if (set_mark)
- bat_set_bit(seq_bits, -seq_num_diff);
+ batadv_set_bit(seq_bits, -seq_num_diff);
return 0;
}
/* sequence number is slightly newer, so we shift the window and
- * set the mark if required */
-
- if ((seq_num_diff > 0) && (seq_num_diff < TQ_LOCAL_WINDOW_SIZE)) {
- bat_bitmap_shift_left(seq_bits, seq_num_diff);
+ * set the mark if required
+ */
+ if (seq_num_diff > 0 && seq_num_diff < BATADV_TQ_LOCAL_WINDOW_SIZE) {
+ batadv_bitmap_shift_left(seq_bits, seq_num_diff);
if (set_mark)
- bat_set_bit(seq_bits, 0);
+ batadv_set_bit(seq_bits, 0);
return 1;
}
/* sequence number is much newer, probably missed a lot of packets */
-
- if ((seq_num_diff >= TQ_LOCAL_WINDOW_SIZE) &&
- (seq_num_diff < EXPECTED_SEQNO_RANGE)) {
- bat_dbg(DBG_BATMAN, bat_priv,
- "We missed a lot of packets (%i) !\n",
- seq_num_diff - 1);
- bitmap_zero(seq_bits, TQ_LOCAL_WINDOW_SIZE);
+ if (seq_num_diff >= BATADV_TQ_LOCAL_WINDOW_SIZE &&
+ seq_num_diff < BATADV_EXPECTED_SEQNO_RANGE) {
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "We missed a lot of packets (%i) !\n",
+ seq_num_diff - 1);
+ bitmap_zero(seq_bits, BATADV_TQ_LOCAL_WINDOW_SIZE);
if (set_mark)
- bat_set_bit(seq_bits, 0);
+ batadv_set_bit(seq_bits, 0);
return 1;
}
/* received a much older packet. The other host either restarted
* or the old packet got delayed somewhere in the network. The
* packet should be dropped without calling this function if the
- * seqno window is protected. */
-
- if ((seq_num_diff <= -TQ_LOCAL_WINDOW_SIZE) ||
- (seq_num_diff >= EXPECTED_SEQNO_RANGE)) {
+ * seqno window is protected.
+ */
+ if (seq_num_diff <= -BATADV_TQ_LOCAL_WINDOW_SIZE ||
+ seq_num_diff >= BATADV_EXPECTED_SEQNO_RANGE) {
- bat_dbg(DBG_BATMAN, bat_priv,
- "Other host probably restarted!\n");
+ batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
+ "Other host probably restarted!\n");
- bitmap_zero(seq_bits, TQ_LOCAL_WINDOW_SIZE);
+ bitmap_zero(seq_bits, BATADV_TQ_LOCAL_WINDOW_SIZE);
if (set_mark)
- bat_set_bit(seq_bits, 0);
+ batadv_set_bit(seq_bits, 0);
return 1;
}