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Safer list traversing in Multiset<> and Map<>

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This commit is contained in:
Pavel Kirienko
2015-05-16 22:46:33 +03:00
parent 02fe76cd6f
commit fdf5100985
2 changed files with 24 additions and 10 deletions
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libuavcan/include/uavcan/util/map.hpp
+15 -6
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@@ -417,8 +417,10 @@ void MapBase<Key, Value>::removeAllWhere(Predicate predicate)
#endif
KVGroup* p = list_.get();
while (p)
while (p != NULL)
{
KVGroup* const next_group = p->getNextListNode();
for (int i = 0; i < KVGroup::NumKV; i++)
{
const KVPair* const kv = p->kvs + i;
@@ -431,7 +433,8 @@ void MapBase<Key, Value>::removeAllWhere(Predicate predicate)
}
}
}
p = p->getNextListNode();
p = next_group;
}
if (num_removed > 0)
@@ -461,8 +464,10 @@ const Key* MapBase<Key, Value>::find(Predicate predicate) const
#endif
KVGroup* p = list_.get();
while (p)
while (p != NULL)
{
KVGroup* const next_group = p->getNextListNode();
for (int i = 0; i < KVGroup::NumKV; i++)
{
const KVPair* const kv = p->kvs + i;
@@ -474,7 +479,8 @@ const Key* MapBase<Key, Value>::find(Predicate predicate) const
}
}
}
p = p->getNextListNode();
p = next_group;
}
return NULL;
}
@@ -505,8 +511,10 @@ typename MapBase<Key, Value>::KVPair* MapBase<Key, Value>::getByIndex(unsigned i
// Slowly crawling through the dynamic storage
KVGroup* p = list_.get();
while (p)
while (p != NULL)
{
KVGroup* const next_group = p->getNextListNode();
for (int i = 0; i < KVGroup::NumKV; i++)
{
KVPair* const kv = p->kvs + i;
@@ -519,7 +527,8 @@ typename MapBase<Key, Value>::KVPair* MapBase<Key, Value>::getByIndex(unsigned i
index--;
}
}
p = p->getNextListNode();
p = next_group;
}
return NULL;