diff options
Diffstat (limited to 'src/serialization')
-rw-r--r-- | src/serialization/json_object.cpp | 207 | ||||
-rw-r--r-- | src/serialization/json_object.h | 55 |
2 files changed, 193 insertions, 69 deletions
diff --git a/src/serialization/json_object.cpp b/src/serialization/json_object.cpp index 50ef414f4..ead3fdd58 100644 --- a/src/serialization/json_object.cpp +++ b/src/serialization/json_object.cpp @@ -28,6 +28,7 @@ #include "json_object.h" +#include <limits> #include "string_tools.h" namespace cryptonote @@ -36,6 +37,74 @@ namespace cryptonote namespace json { +namespace +{ + template<typename Source, typename Destination> + constexpr bool precision_loss() + { + return + std::numeric_limits<Destination>::is_signed != std::numeric_limits<Source>::is_signed || + std::numeric_limits<Destination>::min() > std::numeric_limits<Source>::min() || + std::numeric_limits<Destination>::max() < std::numeric_limits<Source>::max(); + } + + template<typename Source, typename Type> + void convert_numeric(Source source, Type& i) + { + static_assert( + std::numeric_limits<Source>::is_signed == std::numeric_limits<Type>::is_signed, + "source and destination signs do not match" + ); + if (source < std::numeric_limits<Type>::min()) + { + throw WRONG_TYPE{"numeric underflow"}; + } + if (std::numeric_limits<Type>::max() < source) + { + throw WRONG_TYPE{"numeric overflow"}; + } + i = Type(source); + } + + template<typename Type> + void to_int(const rapidjson::Value& val, Type& i) + { + if (!val.IsInt()) + { + throw WRONG_TYPE{"integer"}; + } + convert_numeric(val.GetInt(), i); + } + template<typename Type> + void to_int64(const rapidjson::Value& val, Type& i) + { + if (!val.IsInt64()) + { + throw WRONG_TYPE{"integer"}; + } + convert_numeric(val.GetInt64(), i); + } + + template<typename Type> + void to_uint(const rapidjson::Value& val, Type& i) + { + if (!val.IsUint()) + { + throw WRONG_TYPE{"unsigned integer"}; + } + convert_numeric(val.GetUint(), i); + } + template<typename Type> + void to_uint64(const rapidjson::Value& val, Type& i) + { + if (!val.IsUint64()) + { + throw WRONG_TYPE{"unsigned integer"}; + } + convert_numeric(val.GetUint64(), i); + } +} + void toJsonValue(rapidjson::Document& doc, const std::string& i, rapidjson::Value& val) { val = rapidjson::Value(i.c_str(), doc.GetAllocator()); @@ -65,100 +134,81 @@ void fromJsonValue(const rapidjson::Value& val, bool& b) b = val.GetBool(); } -void toJsonValue(rapidjson::Document& doc, const uint8_t& i, rapidjson::Value& val) +void fromJsonValue(const rapidjson::Value& val, unsigned char& i) { - val = rapidjson::Value(i); + to_uint(val, i); } - -void fromJsonValue(const rapidjson::Value& val, uint8_t& i) +void fromJsonValue(const rapidjson::Value& val, char& i) { - if (!val.IsUint()) - { - throw WRONG_TYPE("unsigned integer"); - } - - i = (uint8_t)( val.GetUint() & 0xFF); + to_int(val, i); } -void toJsonValue(rapidjson::Document& doc, const int8_t& i, rapidjson::Value& val) +void fromJsonValue(const rapidjson::Value& val, signed char& i) { - val = rapidjson::Value(i); + to_int(val, i); } - -void fromJsonValue(const rapidjson::Value& val, int8_t& i) +void fromJsonValue(const rapidjson::Value& val, unsigned short& i) { - if (!val.IsInt()) - { - throw WRONG_TYPE("integer"); - } + to_uint(val, i); +} - i = (int8_t) ( val.GetInt() & 0xFF); +void fromJsonValue(const rapidjson::Value& val, short& i) +{ + to_int(val, i); } -void toJsonValue(rapidjson::Document& doc, const uint16_t& i, rapidjson::Value& val) +void toJsonValue(rapidjson::Document& doc, const unsigned int i, rapidjson::Value& val) { val = rapidjson::Value(i); } - -void fromJsonValue(const rapidjson::Value& val, uint16_t& i) +void fromJsonValue(const rapidjson::Value& val, unsigned int& i) { - if (!val.IsUint()) - { - throw WRONG_TYPE("unsigned integer"); - } - - i = (uint16_t) ( val.GetUint() & 0xFFFF); + to_uint(val, i); } -void toJsonValue(rapidjson::Document& doc, const int32_t& i, rapidjson::Value& val) +void toJsonValue(rapidjson::Document& doc, const int i, rapidjson::Value& val) { val = rapidjson::Value(i); } - -void fromJsonValue(const rapidjson::Value& val, int32_t& i) +void fromJsonValue(const rapidjson::Value& val, int& i) { - if (!val.IsInt()) - { - throw WRONG_TYPE("signed integer"); - } - - i = val.GetInt(); + to_int(val, i); } -void toJsonValue(rapidjson::Document& doc, const uint32_t& i, rapidjson::Value& val) +void toJsonValue(rapidjson::Document& doc, const unsigned long long i, rapidjson::Value& val) { - val = rapidjson::Value(i); + static_assert(!precision_loss<unsigned long long, std::uint64_t>(), "precision loss"); + val = rapidjson::Value(std::uint64_t(i)); } - -void fromJsonValue(const rapidjson::Value& val, uint32_t& i) +void fromJsonValue(const rapidjson::Value& val, unsigned long long& i) { - if (!val.IsUint()) - { - throw WRONG_TYPE("unsigned integer"); - } - - i = val.GetUint(); + to_uint64(val, i); } -void toJsonValue(rapidjson::Document& doc, const uint64_t& i, rapidjson::Value& val) +void toJsonValue(rapidjson::Document& doc, const long long i, rapidjson::Value& val) { - val = rapidjson::Value(i); + static_assert(!precision_loss<long long, std::int64_t>(), "precision loss"); + val = rapidjson::Value(std::int64_t(i)); } +void fromJsonValue(const rapidjson::Value& val, long long& i) +{ + to_int64(val, i); +} -void fromJsonValue(const rapidjson::Value& val, uint64_t& i) +void fromJsonValue(const rapidjson::Value& val, unsigned long& i) { - if (!val.IsUint64()) - { - throw WRONG_TYPE("unsigned integer"); - } + to_uint64(val, i); +} - i = val.GetUint64(); +void fromJsonValue(const rapidjson::Value& val, long& i) +{ + to_int64(val, i); } void toJsonValue(rapidjson::Document& doc, const cryptonote::transaction& tx, rapidjson::Value& val) @@ -1063,6 +1113,53 @@ void fromJsonValue(const rapidjson::Value& val, rct::mgSig& sig) GET_FROM_JSON_OBJECT(val, sig.cc, cc); } +void toJsonValue(rapidjson::Document& doc, const cryptonote::rpc::DaemonInfo& info, rapidjson::Value& val) +{ + val.SetObject(); + + INSERT_INTO_JSON_OBJECT(val, doc, height, info.height); + INSERT_INTO_JSON_OBJECT(val, doc, target_height, info.target_height); + INSERT_INTO_JSON_OBJECT(val, doc, difficulty, info.difficulty); + INSERT_INTO_JSON_OBJECT(val, doc, target, info.target); + INSERT_INTO_JSON_OBJECT(val, doc, tx_count, info.tx_count); + INSERT_INTO_JSON_OBJECT(val, doc, tx_pool_size, info.tx_pool_size); + INSERT_INTO_JSON_OBJECT(val, doc, alt_blocks_count, info.alt_blocks_count); + INSERT_INTO_JSON_OBJECT(val, doc, outgoing_connections_count, info.outgoing_connections_count); + INSERT_INTO_JSON_OBJECT(val, doc, incoming_connections_count, info.incoming_connections_count); + INSERT_INTO_JSON_OBJECT(val, doc, white_peerlist_size, info.white_peerlist_size); + INSERT_INTO_JSON_OBJECT(val, doc, grey_peerlist_size, info.grey_peerlist_size); + INSERT_INTO_JSON_OBJECT(val, doc, testnet, info.testnet); + INSERT_INTO_JSON_OBJECT(val, doc, top_block_hash, info.top_block_hash); + INSERT_INTO_JSON_OBJECT(val, doc, cumulative_difficulty, info.cumulative_difficulty); + INSERT_INTO_JSON_OBJECT(val, doc, block_size_limit, info.block_size_limit); + INSERT_INTO_JSON_OBJECT(val, doc, start_time, info.start_time); +} + +void fromJsonValue(const rapidjson::Value& val, cryptonote::rpc::DaemonInfo& info) +{ + if (!val.IsObject()) + { + throw WRONG_TYPE("json object"); + } + + GET_FROM_JSON_OBJECT(val, info.height, height); + GET_FROM_JSON_OBJECT(val, info.target_height, target_height); + GET_FROM_JSON_OBJECT(val, info.difficulty, difficulty); + GET_FROM_JSON_OBJECT(val, info.target, target); + GET_FROM_JSON_OBJECT(val, info.tx_count, tx_count); + GET_FROM_JSON_OBJECT(val, info.tx_pool_size, tx_pool_size); + GET_FROM_JSON_OBJECT(val, info.alt_blocks_count, alt_blocks_count); + GET_FROM_JSON_OBJECT(val, info.outgoing_connections_count, outgoing_connections_count); + GET_FROM_JSON_OBJECT(val, info.incoming_connections_count, incoming_connections_count); + GET_FROM_JSON_OBJECT(val, info.white_peerlist_size, white_peerlist_size); + GET_FROM_JSON_OBJECT(val, info.grey_peerlist_size, grey_peerlist_size); + GET_FROM_JSON_OBJECT(val, info.testnet, testnet); + GET_FROM_JSON_OBJECT(val, info.top_block_hash, top_block_hash); + GET_FROM_JSON_OBJECT(val, info.cumulative_difficulty, cumulative_difficulty); + GET_FROM_JSON_OBJECT(val, info.block_size_limit, block_size_limit); + GET_FROM_JSON_OBJECT(val, info.start_time, start_time); +} + } // namespace json } // namespace cryptonote diff --git a/src/serialization/json_object.h b/src/serialization/json_object.h index 8e0da9aa5..7b9519c48 100644 --- a/src/serialization/json_object.h +++ b/src/serialization/json_object.h @@ -107,16 +107,22 @@ struct PARSE_FAIL : public JSON_ERROR } }; +template<typename Type> +inline constexpr bool is_to_hex() +{ + return std::is_pod<Type>() && !std::is_integral<Type>(); +} + // POD to json value template <class Type> -typename std::enable_if<std::is_pod<Type>::value, void>::type toJsonValue(rapidjson::Document& doc, const Type& pod, rapidjson::Value& value) +typename std::enable_if<is_to_hex<Type>()>::type toJsonValue(rapidjson::Document& doc, const Type& pod, rapidjson::Value& value) { value = rapidjson::Value(epee::string_tools::pod_to_hex(pod).c_str(), doc.GetAllocator()); } template <class Type> -typename std::enable_if<std::is_pod<Type>::value, void>::type fromJsonValue(const rapidjson::Value& val, Type& t) +typename std::enable_if<is_to_hex<Type>()>::type fromJsonValue(const rapidjson::Value& val, Type& t) { if (!val.IsString()) { @@ -138,23 +144,42 @@ void fromJsonValue(const rapidjson::Value& val, std::string& str); void toJsonValue(rapidjson::Document& doc, bool i, rapidjson::Value& val); void fromJsonValue(const rapidjson::Value& val, bool& b); -void toJsonValue(rapidjson::Document& doc, const uint8_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, uint8_t& i); +// integers overloads for toJsonValue are not needed for standard promotions + +void fromJsonValue(const rapidjson::Value& val, unsigned char& i); + +void fromJsonValue(const rapidjson::Value& val, signed char& i); + +void fromJsonValue(const rapidjson::Value& val, char& i); + +void fromJsonValue(const rapidjson::Value& val, unsigned short& i); -void toJsonValue(rapidjson::Document& doc, const int8_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, int8_t& i); +void fromJsonValue(const rapidjson::Value& val, short& i); -void toJsonValue(rapidjson::Document& doc, const uint16_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, uint16_t& i); +void toJsonValue(rapidjson::Document& doc, const unsigned i, rapidjson::Value& val); +void fromJsonValue(const rapidjson::Value& val, unsigned& i); -void toJsonValue(rapidjson::Document& doc, const int32_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, int32_t& i); +void toJsonValue(rapidjson::Document& doc, const int, rapidjson::Value& val); +void fromJsonValue(const rapidjson::Value& val, int& i); -void toJsonValue(rapidjson::Document& doc, const uint32_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, uint32_t& i); -void toJsonValue(rapidjson::Document& doc, const uint64_t& i, rapidjson::Value& val); -void fromJsonValue(const rapidjson::Value& val, uint64_t& i); +void toJsonValue(rapidjson::Document& doc, const unsigned long long i, rapidjson::Value& val); +void fromJsonValue(const rapidjson::Value& val, unsigned long long& i); + +void toJsonValue(rapidjson::Document& doc, const long long i, rapidjson::Value& val); +void fromJsonValue(const rapidjson::Value& val, long long& i); + +inline void toJsonValue(rapidjson::Document& doc, const unsigned long i, rapidjson::Value& val) { + toJsonValue(doc, static_cast<unsigned long long>(i), val); +} +void fromJsonValue(const rapidjson::Value& val, unsigned long& i); + +inline void toJsonValue(rapidjson::Document& doc, const long i, rapidjson::Value& val) { + toJsonValue(doc, static_cast<long long>(i), val); +} +void fromJsonValue(const rapidjson::Value& val, long& i); + +// end integers void toJsonValue(rapidjson::Document& doc, const cryptonote::transaction& tx, rapidjson::Value& val); void fromJsonValue(const rapidjson::Value& val, cryptonote::transaction& tx); @@ -255,6 +280,8 @@ void fromJsonValue(const rapidjson::Value& val, rct::boroSig& sig); void toJsonValue(rapidjson::Document& doc, const rct::mgSig& sig, rapidjson::Value& val); void fromJsonValue(const rapidjson::Value& val, rct::mgSig& sig); +void toJsonValue(rapidjson::Document& doc, const cryptonote::rpc::DaemonInfo& info, rapidjson::Value& val); +void fromJsonValue(const rapidjson::Value& val, cryptonote::rpc::DaemonInfo& info); template <typename Map> typename std::enable_if<sfinae::is_map_like<Map>::value, void>::type toJsonValue(rapidjson::Document& doc, const Map& map, rapidjson::Value& val); 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