/**

* @file Base declarations for all simdjson headers

* @private

*/

#ifndef SIMDJSON_BASE_H

#define SIMDJSON_BASE_H

#include "simdjson/common_defs.h"

#include "simdjson/compiler_check.h"

#include "simdjson/error.h"

#include "simdjson/portability.h"

#include "simdjson/concepts.h"

#include "simdjson/constevalutil.h"

/**

* @brief The top level simdjson namespace, containing everything the library provides.

*/

namespace simdjson {

SIMDJSON_PUSH_DISABLE_UNUSED_WARNINGS

/** The maximum document size supported by simdjson. */

constexpr size_t SIMDJSON_MAXSIZE_BYTES = 0xFFFFFFFF;

/** The maximum depth of nested objects and arrays supported by simdjson.

A depth of SIMDJSON_MAXSIZE_BYTES/2 is not reasonable and would be

adversarial, but it serves as an upper bound for validation purposes. */

constexpr size_t SIMDJSON_MAX_DEPTH = SIMDJSON_MAXSIZE_BYTES/2;

/**

* The amount of padding needed in a buffer to parse JSON.

*

* The input buf should be readable up to buf + SIMDJSON_PADDING

* this is a stopgap; there should be a better description of the

* main loop and its behavior that abstracts over this

* See https://github.com/simdjson/simdjson/issues/174

*/

constexpr size_t SIMDJSON_PADDING = 64;

/**

* By default, simdjson supports this many nested objects and arrays.

*

* This is the default for parser::max_depth().

*/

constexpr size_t DEFAULT_MAX_DEPTH = 1024;

SIMDJSON_POP_DISABLE_UNUSED_WARNINGS

class implementation;

struct padded_string;

class padded_string_view;

enum class stage1_mode;

/**

* Stream format for parse_many/iterate_many.

*/

enum class stream_format {

whitespace_delimited, ///< Whitespace-delimited JSON documents (default, includes NDJSON/JSONL)

json_sequence, ///< RFC 7464 JSON text sequences (RS-delimited)

comma_delimited, ///< Comma-separated JSON documents (e.g., `{...},{...},{...}`)

comma_delimited_array ///< A single JSON array whose elements are iterated as

///< comma-separated documents (e.g., `[{...},{...},{...}]`).

///< The parser strips the outer `[` / `]` plus any

///< surrounding JSON whitespace (space, tab, LF, CR)

///< and then behaves like `comma_delimited` over the

///< remaining bytes.

};

namespace internal {

template<typename T>

class atomic_ptr;

class dom_parser_implementation;

class escape_json_string;

class tape_ref;

struct value128;

enum class tape_type;

} // namespace internal

} // namespace simdjson

#endif // SIMDJSON_BASE_H