Merge pull request #4270

29dea03 epee: resize vectors where possible in serialization (moneromooo-monero)
76affd9 epee: some speedup in parsing (moneromooo-monero)
dc6c069 db_lmdb: speedup the get_output_distribution common case (moneromooo-monero)
76ac5a8 wallet2: ask for a binary output distribution, for speed (moneromooo-monero)
This commit is contained in:
luigi1111 2018-09-04 13:19:58 -05:00
commit 77ed11e627
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4 changed files with 29 additions and 3 deletions

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@ -35,6 +35,11 @@
namespace epee
{
namespace
{
template<class C> void hint_resize(C &container, size_t size) {}
template<class C> void hint_resize(std::vector<C> &container, size_t size) { container.reserve(size); }
}
namespace serialization
{
@ -158,6 +163,7 @@ namespace epee
false,
"size in blob " << loaded_size << " not have not zero modulo for sizeof(value_type) = " << sizeof(typename stl_container::value_type) << ", type " << typeid(typename stl_container::value_type).name());
size_t count = (loaded_size/sizeof(typename stl_container::value_type));
hint_resize(container, count);
for(size_t i = 0; i < count; i++)
container.insert(container.end(), *(pelem++));
}