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Add range based CRC32 computation for iterable objects

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This commit is contained in:
Dennis Luxen
2014-10-13 18:18:15 +02:00
parent a7fd37ae76
commit b890d394ad
3 changed files with 23 additions and 10 deletions
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Contractor/Prepare.cpp
+4 -5
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@@ -172,7 +172,7 @@ int Prepare::Process(int argc, char *argv[])
BuildRTree(node_based_edge_list);
IteratorbasedCRC32 crc32;
RangebasedCRC32 crc32;
if (crc32.using_hardware())
{
SimpleLogger().Write() << "using hardware based CRC32 computation";
@@ -182,11 +182,10 @@ int Prepare::Process(int argc, char *argv[])
SimpleLogger().Write() << "using software based CRC32 computation";
}
const unsigned node_based_edge_list_CRC32 =
crc32(node_based_edge_list.begin(), node_based_edge_list.end());
const unsigned crc32_value = crc32(node_based_edge_list);
node_based_edge_list.clear();
node_based_edge_list.shrink_to_fit();
SimpleLogger().Write() << "CRC32: " << node_based_edge_list_CRC32;
SimpleLogger().Write() << "CRC32: " << crc32_value;
WriteNodeMapping();
@@ -264,7 +263,7 @@ int Prepare::Process(int argc, char *argv[])
const unsigned node_array_size = node_array.size();
// serialize crc32, aka checksum
hsgr_output_stream.write((char *)&node_based_edge_list_CRC32, sizeof(unsigned));
hsgr_output_stream.write((char *)&crc32_value, sizeof(unsigned));
// serialize number of nodes
hsgr_output_stream.write((char *)&node_array_size, sizeof(unsigned));
// serialize number of edges