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Merge branch 'develop' into claude/fix-issue-3989-db7e45

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Signed-off-by: Niels Lohmann <mail@nlohmann.me>
This commit is contained in:
Niels Lohmann committed 2026-10-25 06:24:39 +01:00
2 parents d9c0fda829 cc917d7123
commit a6c5d970f3
164 files changed
+5089 -4296
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include/nlohmann/detail/input/binary_reader.hpp
+91 -76
View File
@@ -331,6 +331,26 @@ class binary_reader
return is_object ? sax->end_object() : sax->end_array();
}
/*!
@brief close the innermost open container and report whether that
completed the value being read
The value begun by the driver is complete once its container is not
inside another one.
@param[out] value_complete whether no container is left open
@return whether the SAX parser accepted the end event
*/
bool leave_container_and_check(bool& value_complete)
{
if (JSON_HEDLEY_UNLIKELY(!leave_container()))
{
return false;
}
value_complete = container_stack.empty();
return true;
}
//////////
// BSON //
//////////
@@ -1268,6 +1288,34 @@ class binary_reader
return last_byte_error(exception_id::invalid_string_or_size, concat("indefinite-length ", type_name, " is not allowed inside indefinite-length ", type_name, "; last byte: 0x", get_token_string()), context);
}
/*!
@brief report an object key that is not a string
@param[in] found description of what was found instead of a string key
@return false
*/
bool unsupported_key_type(const char* found)
{
return last_byte_error(exception_id::invalid_string_or_size, "only string keys are supported, but found ", "object key", found);
}
/*!
@brief read the length of a CBOR string or byte array and then its bytes
@tparam NumberType the type of the length field
@tparam ContainerType the destination container (string_t or binary_t)
@param[in] context further context information (for diagnostics)
@param[out] result container the bytes are appended to
@return whether reading completed
*/
template<typename NumberType, typename ContainerType>
bool get_cbor_sized_bytes(const char* context, ContainerType& result)
{
NumberType len{};
return get_number(len) && get_bytes(len, context, result);
}
/*!
@brief reads a definite-length CBOR string
@@ -1318,26 +1366,22 @@ class binary_reader
case 0x78: // UTF-8 string (one-byte uint8_t for n follows)
{
std::uint8_t len{};
return get_number(len) && get_string(len, result);
return get_cbor_sized_bytes<std::uint8_t>("string", result);
}
case 0x79: // UTF-8 string (two-byte uint16_t for n follow)
{
std::uint16_t len{};
return get_number(len) && get_string(len, result);
return get_cbor_sized_bytes<std::uint16_t>("string", result);
}
case 0x7A: // UTF-8 string (four-byte uint32_t for n follow)
{
std::uint32_t len{};
return get_number(len) && get_string(len, result);
return get_cbor_sized_bytes<std::uint32_t>("string", result);
}
case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow)
{
std::uint64_t len{};
return get_number(len) && get_string(len, result);
return get_cbor_sized_bytes<std::uint64_t>("string", result);
}
default:
@@ -1476,7 +1520,7 @@ class binary_reader
// a key that begins an item is skipped with its value when recovering
// (see resync); a break stop code or a reserved byte begins none
skip_requested = is_cbor_item_head(static_cast<unsigned int>(current));
return last_byte_error(exception_id::invalid_string_or_size, "only string keys are supported, but found ", "object key", found);
return unsupported_key_type(found);
}
/*!
@@ -1529,30 +1573,22 @@ class binary_reader
case 0x58: // Binary data (one-byte uint8_t for n follows)
{
std::uint8_t len{};
return get_number(len) &&
get_binary(len, result);
return get_cbor_sized_bytes<std::uint8_t>("binary", result);
}
case 0x59: // Binary data (two-byte uint16_t for n follow)
{
std::uint16_t len{};
return get_number(len) &&
get_binary(len, result);
return get_cbor_sized_bytes<std::uint16_t>("binary", result);
}
case 0x5A: // Binary data (four-byte uint32_t for n follow)
{
std::uint32_t len{};
return get_number(len) &&
get_binary(len, result);
return get_cbor_sized_bytes<std::uint32_t>("binary", result);
}
case 0x5B: // Binary data (eight-byte uint64_t for n follow)
{
std::uint64_t len{};
return get_number(len) &&
get_binary(len, result);
return get_cbor_sized_bytes<std::uint64_t>("binary", result);
}
default:
@@ -1767,12 +1803,12 @@ class binary_reader
if (at_end)
{
if (JSON_HEDLEY_UNLIKELY(!leave_container()))
bool value_complete = false;
if (JSON_HEDLEY_UNLIKELY(!leave_container_and_check(value_complete)))
{
return false;
}
// the value begun here is complete once its container is
if (container_stack.empty())
if (value_complete)
{
return true;
}
@@ -2373,20 +2409,17 @@ class binary_reader
case 0xD9: // str 8
{
std::uint8_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint8_t>(result, context);
}
case 0xDA: // str 16
{
std::uint16_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint16_t>(result, context);
}
case 0xDB: // str 32
{
std::uint32_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint32_t>(result, context);
}
default:
@@ -2486,7 +2519,7 @@ class binary_reader
// the key is skipped with its value when recovering (see resync)
skip_requested = true;
return last_byte_error(exception_id::invalid_string_or_size, "only string keys are supported, but found ", "object key", found);
return unsupported_key_type(found);
}
/*!
@@ -2631,12 +2664,12 @@ class binary_reader
if (container_stack.back().remaining == 0)
{
if (JSON_HEDLEY_UNLIKELY(!leave_container()))
bool value_complete = false;
if (JSON_HEDLEY_UNLIKELY(!leave_container_and_check(value_complete)))
{
return false;
}
// the value begun here is complete once its container is
if (container_stack.empty())
if (value_complete)
{
return true;
}
@@ -2981,8 +3014,7 @@ class binary_reader
{
case 'U':
{
std::uint8_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint8_t>(result, context);
}
case 'i':
@@ -3015,8 +3047,7 @@ class binary_reader
{
break;
}
std::uint16_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint16_t>(result, context);
}
case 'm':
@@ -3025,8 +3056,7 @@ class binary_reader
{
break;
}
std::uint32_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint32_t>(result, context);
}
case 'M':
@@ -3035,8 +3065,7 @@ class binary_reader
{
break;
}
std::uint64_t len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
return get_string_with_length<std::uint64_t>(result, context);
}
default:
@@ -3942,12 +3971,12 @@ class binary_reader
if (at_end)
{
if (JSON_HEDLEY_UNLIKELY(!leave_container()))
bool value_complete = false;
if (JSON_HEDLEY_UNLIKELY(!leave_container_and_check(value_complete)))
{
return false;
}
// the value begun here is complete once its container is
if (container_stack.empty())
if (value_complete)
{
return true;
}
@@ -4833,6 +4862,22 @@ class binary_reader
return true;
}
/*!
@brief read a length of type @a NumberType, then a string of that many bytes
@tparam NumberType the type of the length field
@param[out] result string the bytes are appended to
@param[in] context further context information (for diagnostics)
@return whether reading and validating the string succeeded
*/
template<typename NumberType>
bool get_string_with_length(string_t& result, const char* context)
{
NumberType len{};
return get_number(len) && get_string(len, result) && check_string_utf8(result, context);
}
/*!
@brief create a byte array by reading bytes from the input
@@ -5334,37 +5379,7 @@ class binary_reader
const std::string& context) const
{
std::string error_msg = "syntax error while parsing ";
switch (input_format)
{
case input_format_t::cbor:
error_msg += "CBOR";
break;
case input_format_t::msgpack:
error_msg += "MessagePack";
break;
case input_format_t::ubjson:
error_msg += "UBJSON";
break;
case input_format_t::bson:
error_msg += "BSON";
break;
case input_format_t::bjdata:
error_msg += "BJData";
break;
case input_format_t::bon8:
error_msg += "BON8";
break;
case input_format_t::json: // LCOV_EXCL_LINE
default: // LCOV_EXCL_LINE
JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert) LCOV_EXCL_LINE
}
error_msg += input_format_name(input_format);
return concat(error_msg, ' ', context, ": ", detail);
}