diff options
Diffstat (limited to 'src/blockchain_utilities/blocksdat_file.cpp')
| -rw-r--r-- | src/blockchain_utilities/blocksdat_file.cpp | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/blockchain_utilities/blocksdat_file.cpp b/src/blockchain_utilities/blocksdat_file.cpp index 63224225f..32e93345e 100644 --- a/src/blockchain_utilities/blocksdat_file.cpp +++ b/src/blockchain_utilities/blocksdat_file.cpp @@ -82,7 +82,7 @@ bool BlocksdatFile::open_writer(const boost::filesystem::path& file_path, uint64 bool BlocksdatFile::initialize_file(uint64_t block_stop) { - const uint32_t nblocks = block_stop + 1; + const uint32_t nblocks = (block_stop + 1) / HASH_OF_HASHES_STEP; unsigned char nblocksc[4]; nblocksc[0] = nblocks & 0xff; @@ -101,8 +101,16 @@ bool BlocksdatFile::initialize_file(uint64_t block_stop) void BlocksdatFile::write_block(const crypto::hash& block_hash) { - const std::string data(block_hash.data, sizeof(block_hash)); - *m_raw_data_file << data; + m_hashes.push_back(block_hash); + while (m_hashes.size() >= HASH_OF_HASHES_STEP) + { + crypto::hash hash; + crypto::cn_fast_hash(m_hashes.data(), HASH_OF_HASHES_STEP * sizeof(crypto::hash), hash); + memmove(m_hashes.data(), m_hashes.data() + HASH_OF_HASHES_STEP * sizeof(crypto::hash), (m_hashes.size() - HASH_OF_HASHES_STEP) * sizeof(crypto::hash)); + m_hashes.resize(m_hashes.size() - HASH_OF_HASHES_STEP); + const std::string data(hash.data, sizeof(hash)); + *m_raw_data_file << data; + } } bool BlocksdatFile::close() |