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(svn r20883) -Codechange: Make Hash_Delete a method.

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alberth
2010-10-02 19:42:42 +00:00
parent 15b784471e
commit f185a35269
3 changed files with 13 additions and 12 deletions
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15
src/pathfinder/npf/queue.cpp
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@@ -427,11 +427,16 @@ static HashNode *Hash_FindNode(const Hash *h, uint key1, uint key2, HashNode** p
return result;
}
void *Hash_Delete(Hash *h, uint key1, uint key2)
/**
* Deletes the value with the specified key pair from the hash and returns
* that value. Returns NULL when the value was not present. The value returned
* is _not_ free()'d!
*/
void *Hash::DeleteValue(uint key1, uint key2)
{
void *result;
HashNode *prev; // Used as output var for below function call
HashNode *node = Hash_FindNode(h, key1, key2, &prev);
HashNode *node = Hash_FindNode(this, key1, key2, &prev);
if (node == NULL) {
/* not found */
@@ -452,8 +457,8 @@ void *Hash_Delete(Hash *h, uint key1, uint key2)
} else {
/* This was the last in this bucket
* Mark it as empty */
uint hash = h->hash(key1, key2);
h->buckets_in_use[hash] = false;
uint hash = this->hash(key1, key2);
this->buckets_in_use[hash] = false;
}
} else {
/* It is in another node
@@ -466,7 +471,7 @@ void *Hash_Delete(Hash *h, uint key1, uint key2)
free(node);
#endif
}
if (result != NULL) h->size--;
if (result != NULL) this->size--;
return result;
}