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BSON: throw json.exception.out_of_range.409 in case a key to be serialized to BSON contains a U+0000

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This commit is contained in:
Julian Becker 2018-10-16 20:42:00 +02:00
parent daa3ca8a2e
commit 978c3c4116
5 changed files with 30 additions and 2 deletions
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1
include/nlohmann/detail/exceptions.hpp
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@ -266,6 +266,7 @@ json.exception.out_of_range.405 | JSON pointer has no parent | The JSON Patch op
json.exception.out_of_range.406 | number overflow parsing '10E1000' | A parsed number could not be stored as without changing it to NaN or INF.
json.exception.out_of_range.407 | number overflow serializing '9223372036854775808' | UBJSON and BSON only support integer numbers up to 9223372036854775807. |
json.exception.out_of_range.408 | excessive array size: 8658170730974374167 | The size (following `#`) of an UBJSON array or object exceeds the maximal capacity. |
json.exception.out_of_range.409 | BSON key cannot contain code point U+0000 | Key identifiers to be serialized to BSON cannot contain code point U+0000, since the key is stored as zero-terminated c-string |
@liveexample{The following code shows how an `out_of_range` exception can be
caught.,out_of_range}

5
include/nlohmann/detail/output/binary_writer.hpp
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@ -681,6 +681,11 @@ class binary_writer
*/
static std::size_t calc_bson_entry_header_size(const typename BasicJsonType::string_t& name)
{
if (name.find(static_cast<CharType>(0)) != BasicJsonType::string_t::npos)
{
JSON_THROW(out_of_range::create(409, "BSON key cannot contain code point U+0000"));
}
return /*id*/ 1ul + name.size() + /*zero-terminator*/1u;
}