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safeguard: do not read/write 0 bytes (iostream)

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Alexei Kasatkin
2014-06-05 23:14:36 +06:00
parent a32116d24c
commit b6787b0014
6 changed files with 61 additions and 18 deletions
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Server/DataStructures/InternalDataFacade.h
+8 -2
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@@ -172,16 +172,22 @@ template <class EdgeDataT> class InternalDataFacade : public BaseDataFacade<Edge
geometry_stream.read((char *)&number_of_indices, sizeof(unsigned));
m_geometry_indices.resize(number_of_indices);
geometry_stream.read((char *)&(m_geometry_indices[0]),
if (number_of_indices > 0)
{
geometry_stream.read((char *)&(m_geometry_indices[0]),
number_of_indices * sizeof(unsigned));
}
geometry_stream.read((char *)&number_of_compressed_geometries, sizeof(unsigned));
BOOST_ASSERT(m_geometry_indices.back() == number_of_compressed_geometries);
m_geometry_list.resize(number_of_compressed_geometries);
geometry_stream.read((char *)&(m_geometry_list[0]),
if (number_of_compressed_geometries > 0)
{
geometry_stream.read((char *)&(m_geometry_list[0]),
number_of_compressed_geometries * sizeof(unsigned));
}
geometry_stream.close();
}