🔨 refactored function to get numbers from byte vector
This commit is contained in:
Niels Lohmann
parent
474da6b28f
commit
8f6bfe5b32
2 changed files with 130 additions and 146 deletions
138
src/json.hpp
138
src/json.hpp
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@ -6262,44 +6262,36 @@ class basic_json
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}
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}
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template<typename T>
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static T get_from_vector(const std::vector<uint8_t>& vec, size_t bytes, size_t current_idx)
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template<typename T, typename std::enable_if<sizeof(T) == 1, int>::type = 0>
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static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
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{
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assert(bytes == 1 or bytes == 2 or bytes == 4 or bytes == 8);
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switch (bytes)
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{
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case 1:
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{
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return static_cast<T>(vec[current_idx + 1]);
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}
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case 2:
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 010) +
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static_cast<T>(vec[current_idx + 2]));
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}
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case 4:
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 030) +
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(static_cast<T>(vec[current_idx + 2]) << 020) +
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(static_cast<T>(vec[current_idx + 3]) << 010) +
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static_cast<T>(vec[current_idx + 4]));
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}
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case 8:
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 070) +
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(static_cast<T>(vec[current_idx + 2]) << 060) +
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(static_cast<T>(vec[current_idx + 3]) << 050) +
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(static_cast<T>(vec[current_idx + 4]) << 040) +
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(static_cast<T>(vec[current_idx + 5]) << 030) +
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(static_cast<T>(vec[current_idx + 6]) << 020) +
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(static_cast<T>(vec[current_idx + 7]) << 010) +
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static_cast<T>(vec[current_idx + 8]));
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}
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}
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return static_cast<T>(vec[current_idx + 1]);
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}
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template<typename T, typename std::enable_if<sizeof(T) == 2, int>::type = 0>
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static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 010) +
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static_cast<T>(vec[current_idx + 2]));
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}
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template<typename T, typename std::enable_if<sizeof(T) == 4, int>::type = 0>
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static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 030) +
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(static_cast<T>(vec[current_idx + 2]) << 020) +
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(static_cast<T>(vec[current_idx + 3]) << 010) +
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static_cast<T>(vec[current_idx + 4]));
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}
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template<typename T, typename std::enable_if<sizeof(T) == 8, int>::type = 0>
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static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 070) +
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(static_cast<T>(vec[current_idx + 2]) << 060) +
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(static_cast<T>(vec[current_idx + 3]) << 050) +
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(static_cast<T>(vec[current_idx + 4]) << 040) +
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(static_cast<T>(vec[current_idx + 5]) << 030) +
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(static_cast<T>(vec[current_idx + 6]) << 020) +
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(static_cast<T>(vec[current_idx + 7]) << 010) +
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static_cast<T>(vec[current_idx + 8]));
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}
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static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v)
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@ -6847,42 +6839,42 @@ class basic_json
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else if (v[current_idx] == 0xcc) // uint 8
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{
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idx += 1; // skip content byte
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return get_from_vector<uint8_t>(v, 1, current_idx);
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return get_from_vector<uint8_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xcd) // uint 16
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{
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idx += 2; // skip 2 content bytes
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return get_from_vector<uint16_t>(v, 2, current_idx);
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return get_from_vector<uint16_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xce) // uint 32
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{
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idx += 4; // skip 4 content bytes
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return get_from_vector<uint32_t>(v, 4, current_idx);
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return get_from_vector<uint32_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xcf) // uint 64
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{
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idx += 8; // skip 8 content bytes
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return get_from_vector<uint64_t>(v, 8, current_idx);
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return get_from_vector<uint64_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xd0) // int 8
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{
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idx += 1; // skip content byte
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return get_from_vector<int8_t>(v, 1, current_idx);
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return get_from_vector<int8_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xd1) // int 16
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{
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idx += 2; // skip 2 content bytes
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return get_from_vector<int16_t>(v, 2, current_idx);
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return get_from_vector<int16_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xd2) // int 32
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{
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idx += 4; // skip 4 content bytes
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return get_from_vector<int32_t>(v, 4, current_idx);
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return get_from_vector<int32_t>(v, current_idx);
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}
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else if (v[current_idx] == 0xd3) // int 64
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{
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idx += 8; // skip 8 content bytes
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return get_from_vector<int64_t>(v, 8, current_idx);
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return get_from_vector<int64_t>(v, current_idx);
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}
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else if (v[current_idx] >= 0xd4 and v[current_idx] <= 0xd8) // fixext
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{
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@ -6890,21 +6882,21 @@ class basic_json
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}
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else if (v[current_idx] == 0xd9) // str 8
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{
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const size_t len = get_from_vector<size_t>(v, 1, current_idx);
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const auto len = get_from_vector<uint8_t>(v, current_idx);
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const size_t offset = current_idx + 2;
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idx += len + 1; // skip size byte + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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}
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else if (v[current_idx] == 0xda) // str 16
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{
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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const size_t offset = current_idx + 3;
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idx += len + 2; // skip 2 size bytes + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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}
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else if (v[current_idx] == 0xdb) // str 32
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{
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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const size_t offset = current_idx + 5;
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idx += len + 4; // skip 4 size bytes + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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@ -6912,7 +6904,7 @@ class basic_json
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else if (v[current_idx] == 0xdc) // array 16
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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idx += 2; // skip 2 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -6923,7 +6915,7 @@ class basic_json
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else if (v[current_idx] == 0xdd) // array 32
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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idx += 4; // skip 4 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -6934,7 +6926,7 @@ class basic_json
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else if (v[current_idx] == 0xde) // map 16
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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idx += 2; // skip 2 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -6946,7 +6938,7 @@ class basic_json
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else if (v[current_idx] == 0xdf) // map 32
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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idx += 4; // skip 4 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -6975,22 +6967,22 @@ class basic_json
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else if (v[current_idx] == 0x18) // Unsigned integer uint8_t
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{
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idx += 1; // skip content byte
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return get_from_vector<uint8_t>(v, 1, current_idx);
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return get_from_vector<uint8_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x19) // Unsigned integer uint16_t
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{
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idx += 2; // skip 2 content bytes
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return get_from_vector<uint16_t>(v, 2, current_idx);
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return get_from_vector<uint16_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x1a) // Unsigned integer uint32_t
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{
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idx += 4; // skip 4 content bytes
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return get_from_vector<uint32_t>(v, 4, current_idx);
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return get_from_vector<uint32_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x1b) // Unsigned integer uint64_t
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{
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idx += 8; // skip 8 content bytes
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return get_from_vector<uint64_t>(v, 8, current_idx);
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return get_from_vector<uint64_t>(v, current_idx);
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}
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else if (v[current_idx] >= 0x20 and v[current_idx] <= 0x37) // Negative integer
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{
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@ -6999,23 +6991,23 @@ class basic_json
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else if (v[current_idx] == 0x38) // Negative integer
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{
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idx += 1; // skip content byte
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// must be int64_t !
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return -1 - get_from_vector<int16_t>(v, 1, current_idx);
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// must be uint8_t !
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return -1 - get_from_vector<uint8_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x39) // Negative integer
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{
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idx += 2; // skip 2 content bytes
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return -1 - get_from_vector<int16_t>(v, 2, current_idx);
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return -1 - get_from_vector<int16_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x3a) // Negative integer
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{
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idx += 4; // skip 4 content bytes
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return -1 - get_from_vector<int32_t>(v, 4, current_idx);
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return -1 - get_from_vector<int32_t>(v, current_idx);
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}
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else if (v[current_idx] == 0x3b) // Negative integer
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{
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idx += 8; // skip 8 content bytes
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return -1 - get_from_vector<int64_t>(v, 8, current_idx);
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return -1 - get_from_vector<int64_t>(v, current_idx);
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}
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else if (v[current_idx] >= 0x60 and v[current_idx] <= 0x77) // UTF-8 string
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{
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@ -7026,28 +7018,28 @@ class basic_json
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}
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else if (v[current_idx] == 0x78) // UTF-8 string
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{
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const size_t len = get_from_vector<size_t>(v, 1, current_idx);
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const auto len = get_from_vector<uint8_t>(v, current_idx);
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const size_t offset = current_idx + 2;
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idx += len + 1; // skip size byte + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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}
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else if (v[current_idx] == 0x79) // UTF-8 string
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{
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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const size_t offset = current_idx + 3;
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idx += len + 2; // skip 2 size bytes + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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}
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else if (v[current_idx] == 0x7a) // UTF-8 string
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{
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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const size_t offset = current_idx + 5;
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idx += len + 4; // skip 4 size bytes + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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}
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else if (v[current_idx] == 0x7b) // UTF-8 string
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{
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const size_t len = get_from_vector<size_t>(v, 8, current_idx);
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const auto len = get_from_vector<uint64_t>(v, current_idx);
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const size_t offset = current_idx + 9;
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idx += len + 8; // skip 8 size bytes + content bytes
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return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
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@ -7065,7 +7057,7 @@ class basic_json
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else if (v[current_idx] == 0x98) // array
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 1, current_idx);
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const auto len = get_from_vector<uint8_t>(v, current_idx);
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idx += 1; // skip 1 size byte
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for (size_t i = 0; i < len; ++i)
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{
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@ -7076,7 +7068,7 @@ class basic_json
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else if (v[current_idx] == 0x99) // array
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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idx += 2; // skip 4 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -7087,7 +7079,7 @@ class basic_json
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else if (v[current_idx] == 0x9a) // array
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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idx += 4; // skip 4 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -7098,7 +7090,7 @@ class basic_json
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else if (v[current_idx] == 0x9b) // array
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{
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basic_json result = value_t::array;
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const size_t len = get_from_vector<size_t>(v, 8, current_idx);
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const auto len = get_from_vector<uint64_t>(v, current_idx);
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idx += 8; // skip 8 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -7120,7 +7112,7 @@ class basic_json
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else if (v[current_idx] == 0xb8) // map
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 1, current_idx);
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const auto len = get_from_vector<uint8_t>(v, current_idx);
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idx += 1; // skip 1 size byte
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for (size_t i = 0; i < len; ++i)
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{
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@ -7132,7 +7124,7 @@ class basic_json
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else if (v[current_idx] == 0xb9) // map
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 2, current_idx);
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const auto len = get_from_vector<uint16_t>(v, current_idx);
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idx += 2; // skip 2 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -7144,7 +7136,7 @@ class basic_json
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else if (v[current_idx] == 0xba) // map
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 4, current_idx);
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const auto len = get_from_vector<uint32_t>(v, current_idx);
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idx += 4; // skip 4 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -7156,7 +7148,7 @@ class basic_json
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else if (v[current_idx] == 0xbb) // map
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{
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basic_json result = value_t::object;
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const size_t len = get_from_vector<size_t>(v, 8, current_idx);
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const auto len = get_from_vector<uint64_t>(v, current_idx);
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idx += 8; // skip 8 size bytes
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for (size_t i = 0; i < len; ++i)
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{
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@ -6262,44 +6262,36 @@ class basic_json
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}
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}
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template<typename T>
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static T get_from_vector(const std::vector<uint8_t>& vec, size_t bytes, size_t current_idx)
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template<typename T, typename std::enable_if<sizeof(T) == 1, int>::type = 0>
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static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
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{
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assert(bytes == 1 or bytes == 2 or bytes == 4 or bytes == 8);
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switch (bytes)
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{
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case 1:
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{
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return static_cast<T>(vec[current_idx + 1]);
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}
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case 2:
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{
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return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 010) +
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static_cast<T>(vec[current_idx + 2]));
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}
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case 4:
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{
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||||
return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 030) +
|
||||
(static_cast<T>(vec[current_idx + 2]) << 020) +
|
||||
(static_cast<T>(vec[current_idx + 3]) << 010) +
|
||||
static_cast<T>(vec[current_idx + 4]));
|
||||
}
|
||||
|
||||
case 8:
|
||||
{
|
||||
return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 070) +
|
||||
(static_cast<T>(vec[current_idx + 2]) << 060) +
|
||||
(static_cast<T>(vec[current_idx + 3]) << 050) +
|
||||
(static_cast<T>(vec[current_idx + 4]) << 040) +
|
||||
(static_cast<T>(vec[current_idx + 5]) << 030) +
|
||||
(static_cast<T>(vec[current_idx + 6]) << 020) +
|
||||
(static_cast<T>(vec[current_idx + 7]) << 010) +
|
||||
static_cast<T>(vec[current_idx + 8]));
|
||||
}
|
||||
}
|
||||
return static_cast<T>(vec[current_idx + 1]);
|
||||
}
|
||||
template<typename T, typename std::enable_if<sizeof(T) == 2, int>::type = 0>
|
||||
static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
|
||||
{
|
||||
return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 010) +
|
||||
static_cast<T>(vec[current_idx + 2]));
|
||||
}
|
||||
template<typename T, typename std::enable_if<sizeof(T) == 4, int>::type = 0>
|
||||
static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
|
||||
{
|
||||
return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 030) +
|
||||
(static_cast<T>(vec[current_idx + 2]) << 020) +
|
||||
(static_cast<T>(vec[current_idx + 3]) << 010) +
|
||||
static_cast<T>(vec[current_idx + 4]));
|
||||
}
|
||||
template<typename T, typename std::enable_if<sizeof(T) == 8, int>::type = 0>
|
||||
static constexpr T get_from_vector(const std::vector<uint8_t>& vec, const size_t current_idx)
|
||||
{
|
||||
return static_cast<T>((static_cast<T>(vec[current_idx + 1]) << 070) +
|
||||
(static_cast<T>(vec[current_idx + 2]) << 060) +
|
||||
(static_cast<T>(vec[current_idx + 3]) << 050) +
|
||||
(static_cast<T>(vec[current_idx + 4]) << 040) +
|
||||
(static_cast<T>(vec[current_idx + 5]) << 030) +
|
||||
(static_cast<T>(vec[current_idx + 6]) << 020) +
|
||||
(static_cast<T>(vec[current_idx + 7]) << 010) +
|
||||
static_cast<T>(vec[current_idx + 8]));
|
||||
}
|
||||
|
||||
static void to_msgpack_internal(const basic_json& j, std::vector<uint8_t>& v)
|
||||
|
|
@ -6847,42 +6839,42 @@ class basic_json
|
|||
else if (v[current_idx] == 0xcc) // uint 8
|
||||
{
|
||||
idx += 1; // skip content byte
|
||||
return get_from_vector<uint8_t>(v, 1, current_idx);
|
||||
return get_from_vector<uint8_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xcd) // uint 16
|
||||
{
|
||||
idx += 2; // skip 2 content bytes
|
||||
return get_from_vector<uint16_t>(v, 2, current_idx);
|
||||
return get_from_vector<uint16_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xce) // uint 32
|
||||
{
|
||||
idx += 4; // skip 4 content bytes
|
||||
return get_from_vector<uint32_t>(v, 4, current_idx);
|
||||
return get_from_vector<uint32_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xcf) // uint 64
|
||||
{
|
||||
idx += 8; // skip 8 content bytes
|
||||
return get_from_vector<uint64_t>(v, 8, current_idx);
|
||||
return get_from_vector<uint64_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xd0) // int 8
|
||||
{
|
||||
idx += 1; // skip content byte
|
||||
return get_from_vector<int8_t>(v, 1, current_idx);
|
||||
return get_from_vector<int8_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xd1) // int 16
|
||||
{
|
||||
idx += 2; // skip 2 content bytes
|
||||
return get_from_vector<int16_t>(v, 2, current_idx);
|
||||
return get_from_vector<int16_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xd2) // int 32
|
||||
{
|
||||
idx += 4; // skip 4 content bytes
|
||||
return get_from_vector<int32_t>(v, 4, current_idx);
|
||||
return get_from_vector<int32_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0xd3) // int 64
|
||||
{
|
||||
idx += 8; // skip 8 content bytes
|
||||
return get_from_vector<int64_t>(v, 8, current_idx);
|
||||
return get_from_vector<int64_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] >= 0xd4 and v[current_idx] <= 0xd8) // fixext
|
||||
{
|
||||
|
|
@ -6890,21 +6882,21 @@ class basic_json
|
|||
}
|
||||
else if (v[current_idx] == 0xd9) // str 8
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 1, current_idx);
|
||||
const auto len = get_from_vector<uint8_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 2;
|
||||
idx += len + 1; // skip size byte + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
}
|
||||
else if (v[current_idx] == 0xda) // str 16
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 3;
|
||||
idx += len + 2; // skip 2 size bytes + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
}
|
||||
else if (v[current_idx] == 0xdb) // str 32
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 5;
|
||||
idx += len + 4; // skip 4 size bytes + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
|
|
@ -6912,7 +6904,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xdc) // array 16
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
idx += 2; // skip 2 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -6923,7 +6915,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xdd) // array 32
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
idx += 4; // skip 4 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -6934,7 +6926,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xde) // map 16
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
idx += 2; // skip 2 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -6946,7 +6938,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xdf) // map 32
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
idx += 4; // skip 4 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -6975,22 +6967,22 @@ class basic_json
|
|||
else if (v[current_idx] == 0x18) // Unsigned integer uint8_t
|
||||
{
|
||||
idx += 1; // skip content byte
|
||||
return get_from_vector<uint8_t>(v, 1, current_idx);
|
||||
return get_from_vector<uint8_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x19) // Unsigned integer uint16_t
|
||||
{
|
||||
idx += 2; // skip 2 content bytes
|
||||
return get_from_vector<uint16_t>(v, 2, current_idx);
|
||||
return get_from_vector<uint16_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x1a) // Unsigned integer uint32_t
|
||||
{
|
||||
idx += 4; // skip 4 content bytes
|
||||
return get_from_vector<uint32_t>(v, 4, current_idx);
|
||||
return get_from_vector<uint32_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x1b) // Unsigned integer uint64_t
|
||||
{
|
||||
idx += 8; // skip 8 content bytes
|
||||
return get_from_vector<uint64_t>(v, 8, current_idx);
|
||||
return get_from_vector<uint64_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] >= 0x20 and v[current_idx] <= 0x37) // Negative integer
|
||||
{
|
||||
|
|
@ -6999,23 +6991,23 @@ class basic_json
|
|||
else if (v[current_idx] == 0x38) // Negative integer
|
||||
{
|
||||
idx += 1; // skip content byte
|
||||
// must be int64_t !
|
||||
return -1 - get_from_vector<int16_t>(v, 1, current_idx);
|
||||
// must be uint8_t !
|
||||
return -1 - get_from_vector<uint8_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x39) // Negative integer
|
||||
{
|
||||
idx += 2; // skip 2 content bytes
|
||||
return -1 - get_from_vector<int16_t>(v, 2, current_idx);
|
||||
return -1 - get_from_vector<int16_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x3a) // Negative integer
|
||||
{
|
||||
idx += 4; // skip 4 content bytes
|
||||
return -1 - get_from_vector<int32_t>(v, 4, current_idx);
|
||||
return -1 - get_from_vector<int32_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] == 0x3b) // Negative integer
|
||||
{
|
||||
idx += 8; // skip 8 content bytes
|
||||
return -1 - get_from_vector<int64_t>(v, 8, current_idx);
|
||||
return -1 - get_from_vector<int64_t>(v, current_idx);
|
||||
}
|
||||
else if (v[current_idx] >= 0x60 and v[current_idx] <= 0x77) // UTF-8 string
|
||||
{
|
||||
|
|
@ -7026,28 +7018,28 @@ class basic_json
|
|||
}
|
||||
else if (v[current_idx] == 0x78) // UTF-8 string
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 1, current_idx);
|
||||
const auto len = get_from_vector<uint8_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 2;
|
||||
idx += len + 1; // skip size byte + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
}
|
||||
else if (v[current_idx] == 0x79) // UTF-8 string
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 3;
|
||||
idx += len + 2; // skip 2 size bytes + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
}
|
||||
else if (v[current_idx] == 0x7a) // UTF-8 string
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 5;
|
||||
idx += len + 4; // skip 4 size bytes + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
}
|
||||
else if (v[current_idx] == 0x7b) // UTF-8 string
|
||||
{
|
||||
const size_t len = get_from_vector<size_t>(v, 8, current_idx);
|
||||
const auto len = get_from_vector<uint64_t>(v, current_idx);
|
||||
const size_t offset = current_idx + 9;
|
||||
idx += len + 8; // skip 8 size bytes + content bytes
|
||||
return std::string(reinterpret_cast<const char*>(v.data()) + offset, len);
|
||||
|
|
@ -7065,7 +7057,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0x98) // array
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 1, current_idx);
|
||||
const auto len = get_from_vector<uint8_t>(v, current_idx);
|
||||
idx += 1; // skip 1 size byte
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7076,7 +7068,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0x99) // array
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
idx += 2; // skip 4 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7087,7 +7079,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0x9a) // array
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
idx += 4; // skip 4 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7098,7 +7090,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0x9b) // array
|
||||
{
|
||||
basic_json result = value_t::array;
|
||||
const size_t len = get_from_vector<size_t>(v, 8, current_idx);
|
||||
const auto len = get_from_vector<uint64_t>(v, current_idx);
|
||||
idx += 8; // skip 8 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7120,7 +7112,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xb8) // map
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 1, current_idx);
|
||||
const auto len = get_from_vector<uint8_t>(v, current_idx);
|
||||
idx += 1; // skip 1 size byte
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7132,7 +7124,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xb9) // map
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 2, current_idx);
|
||||
const auto len = get_from_vector<uint16_t>(v, current_idx);
|
||||
idx += 2; // skip 2 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7144,7 +7136,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xba) // map
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 4, current_idx);
|
||||
const auto len = get_from_vector<uint32_t>(v, current_idx);
|
||||
idx += 4; // skip 4 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
@ -7156,7 +7148,7 @@ class basic_json
|
|||
else if (v[current_idx] == 0xbb) // map
|
||||
{
|
||||
basic_json result = value_t::object;
|
||||
const size_t len = get_from_vector<size_t>(v, 8, current_idx);
|
||||
const auto len = get_from_vector<uint64_t>(v, current_idx);
|
||||
idx += 8; // skip 8 size bytes
|
||||
for (size_t i = 0; i < len; ++i)
|
||||
{
|
||||
|
|
|
|||
Loading…
Reference in a new issue