json.h

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/*-------------------------------------------------------------------------
 *
 * json.h
 *    Declarations for JSON data type support.
 *
 * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * src/include/utils/json.h
 *
 *-------------------------------------------------------------------------
 */
 
#ifndef JSON_H
#define JSON_H
 
#include "lib/stringinfo.h"
 
/* functions in json.c */
extern void escape_json(StringInfo buf, const char *str);
extern char *JsonEncodeDateTime(char *buf, Datum value, Oid typid,
                                const int *tzp);
extern bool to_json_is_immutable(Oid typoid);
extern Datum json_build_object_worker(int nargs, Datum *args, bool *nulls,
                                      Oid *types, bool absent_on_null,
                                      bool unique_keys);
extern Datum json_build_array_worker(int nargs, Datum *args, bool *nulls,
                                     Oid *types, bool absent_on_null);
extern bool json_validate(text *json, bool check_unique_keys, bool throw_error);
 
#endif                          /* JSON_H */