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ldb:ldb_tdb backend/indexes - DN comparison

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- DN comparison: The function doesn't seem that efficient. I "upgraded" it a bit
  to be more powerful (added a second length check and do both before the string
  comparison)
This commit is contained in:
Matthias Dieter Wallnöfer 2009-11-18 10:44:56 +01:00 committed by Andrew Tridgell
parent dda28a9a78
commit afb70f9176
1 changed files with 5 additions and 4 deletions
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9
source4/lib/ldb/ldb_tdb/ldb_index.c
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@ -60,12 +60,13 @@ int ltdb_index_transaction_start(struct ldb_module *module)
* differences in string termination */
static int dn_list_cmp(const struct ldb_val *v1, const struct ldb_val *v2)
{
int ret = strncmp((char *)v1->data, (char *)v2->data, v1->length);
if (ret != 0) return ret;
if (v2->length > v1->length && v2->data[v1->length] != 0) {
if (v1->length > v2->length && v1->data[v2->length] != 0) {
return -1;
}
if (v1->length < v2->length && v2->data[v1->length] != 0) {
return 1;
}
return 0;
return strncmp((char *)v1->data, (char *)v2->data, v1->length);
}