mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
Daniel Lemire
94c429aa70
* finishing up the new streaming * fixed silly warnings. * tweak * adding more tests * minor fixes * more fixes
82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
/**
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* @file Base declarations for all simdjson headers
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* @private
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*/
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#ifndef SIMDJSON_BASE_H
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#define SIMDJSON_BASE_H
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#include "simdjson/common_defs.h"
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#include "simdjson/compiler_check.h"
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#include "simdjson/error.h"
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#include "simdjson/portability.h"
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#include "simdjson/concepts.h"
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#include "simdjson/constevalutil.h"
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/**
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* @brief The top level simdjson namespace, containing everything the library provides.
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*/
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namespace simdjson {
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SIMDJSON_PUSH_DISABLE_UNUSED_WARNINGS
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/** The maximum document size supported by simdjson. */
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constexpr size_t SIMDJSON_MAXSIZE_BYTES = 0xFFFFFFFF;
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/** The maximum depth of nested objects and arrays supported by simdjson.
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A depth of SIMDJSON_MAXSIZE_BYTES/2 is not reasonable and would be
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adversarial, but it serves as an upper bound for validation purposes. */
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constexpr size_t SIMDJSON_MAX_DEPTH = SIMDJSON_MAXSIZE_BYTES/2;
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/**
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* The amount of padding needed in a buffer to parse JSON.
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*
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* The input buf should be readable up to buf + SIMDJSON_PADDING
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* this is a stopgap; there should be a better description of the
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* main loop and its behavior that abstracts over this
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* See https://github.com/simdjson/simdjson/issues/174
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*/
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constexpr size_t SIMDJSON_PADDING = 64;
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/**
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* By default, simdjson supports this many nested objects and arrays.
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*
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* This is the default for parser::max_depth().
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*/
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constexpr size_t DEFAULT_MAX_DEPTH = 1024;
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SIMDJSON_POP_DISABLE_UNUSED_WARNINGS
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class implementation;
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struct padded_string;
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class padded_string_view;
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enum class stage1_mode;
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/**
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* Stream format for parse_many/iterate_many.
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*/
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enum class stream_format {
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whitespace_delimited, ///< Whitespace-delimited JSON documents (default, includes NDJSON/JSONL)
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json_sequence, ///< RFC 7464 JSON text sequences (RS-delimited)
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comma_delimited, ///< Comma-separated JSON documents (e.g., `{...},{...},{...}`)
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comma_delimited_array ///< A single JSON array whose elements are iterated as
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///< comma-separated documents (e.g., `[{...},{...},{...}]`).
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///< The parser strips the outer `[` / `]` plus any
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///< surrounding JSON whitespace (space, tab, LF, CR)
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///< and then behaves like `comma_delimited` over the
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///< remaining bytes.
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};
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namespace internal {
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template<typename T>
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class atomic_ptr;
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class dom_parser_implementation;
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class escape_json_string;
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class tape_ref;
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struct value128;
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enum class tape_type;
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} // namespace internal
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} // namespace simdjson
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#endif // SIMDJSON_BASE_H
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