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hash: New helper functions hash_bytes32() and hash_bytes64().

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All of the callers of hash_words() and hash_words64() actually find it
easier to pass in the number of bytes instead of the number of 32-bit
or 64-bit words.  These new functions allow the callers to be a little
simpler.

Signed-off-by: Ben Pfaff <blp@ovn.org>
Acked-by: Jarno Rajahalme <jarno@ovn.org>
This commit is contained in:
Ben Pfaff
2016-01-18 22:52:48 -08:00
parent a2b53dec11
commit 0a96a21b6e
5 changed files with 28 additions and 21 deletions
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5
lib/odp-util.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc.
* Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -4529,8 +4529,7 @@ uint32_t
odp_flow_key_hash(const struct nlattr *key, size_t key_len)
{
BUILD_ASSERT_DECL(!(NLA_ALIGNTO % sizeof(uint32_t)));
return hash_words(ALIGNED_CAST(const uint32_t *, key),
key_len / sizeof(uint32_t), 0);
return hash_bytes32(ALIGNED_CAST(const uint32_t *, key), key_len, 0);
}
static void