From: Ben Pfaff <b...@ovn.org> Signed-off-by: Ben Pfaff <b...@ovn.org> --- lib/simap.c | 15 ++++++++++++++- lib/simap.h | 1 + 2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/lib/simap.c b/lib/simap.c index d634f8ed9eea..f404ece67703 100644 --- a/lib/simap.c +++ b/lib/simap.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2009, 2010, 2011, 2012, 2017 Nicira, Inc. + * Copyright (c) 2009, 2010, 2011, 2012, 2017, 2019 Nicira, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -242,6 +242,19 @@ simap_equal(const struct simap *a, const struct simap *b) return true; } +uint32_t +simap_hash(const struct simap *simap) +{ + uint32_t hash = 0; + + const struct simap_node *node; + SIMAP_FOR_EACH (node, simap) { + hash ^= hash_int(node->data, + hash_name(node->name, strlen(node->name))); + } + return hash; +} + static size_t hash_name(const char *name, size_t length) { diff --git a/lib/simap.h b/lib/simap.h index 5b4a2f39dca3..5e646e660782 100644 --- a/lib/simap.h +++ b/lib/simap.h @@ -70,6 +70,7 @@ bool simap_find_and_delete(struct simap *, const char *); const struct simap_node **simap_sort(const struct simap *); bool simap_equal(const struct simap *, const struct simap *); +uint32_t simap_hash(const struct simap *); #ifdef __cplusplus } -- 2.7.4 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev