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/*-------------------------------------------------------------------------
*
* json.h
* Declarations for JSON data type support.
*
* Portions Copyright (c) 1996-2014, 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 "fmgr.h"
#include "lib/stringinfo.h"
/* functions in json.c */
extern Datum json_in(PG_FUNCTION_ARGS);
extern Datum json_out(PG_FUNCTION_ARGS);
extern Datum json_recv(PG_FUNCTION_ARGS);
extern Datum json_send(PG_FUNCTION_ARGS);
extern Datum array_to_json(PG_FUNCTION_ARGS);
extern Datum array_to_json_pretty(PG_FUNCTION_ARGS);
extern Datum row_to_json(PG_FUNCTION_ARGS);
extern Datum row_to_json_pretty(PG_FUNCTION_ARGS);
extern Datum to_json(PG_FUNCTION_ARGS);
extern Datum json_agg_transfn(PG_FUNCTION_ARGS);
extern Datum json_agg_finalfn(PG_FUNCTION_ARGS);
extern void escape_json(StringInfo buf, const char *str);
extern Datum json_typeof(PG_FUNCTION_ARGS);
/* functions in jsonfuncs.c */
extern Datum json_object_field(PG_FUNCTION_ARGS);
extern Datum json_object_field_text(PG_FUNCTION_ARGS);
extern Datum json_array_element(PG_FUNCTION_ARGS);
extern Datum json_array_element_text(PG_FUNCTION_ARGS);
extern Datum json_extract_path(PG_FUNCTION_ARGS);
extern Datum json_extract_path_text(PG_FUNCTION_ARGS);
extern Datum json_object_keys(PG_FUNCTION_ARGS);
extern Datum json_array_length(PG_FUNCTION_ARGS);
extern Datum json_each(PG_FUNCTION_ARGS);
extern Datum json_each_text(PG_FUNCTION_ARGS);
extern Datum json_array_elements(PG_FUNCTION_ARGS);
extern Datum json_populate_record(PG_FUNCTION_ARGS);
extern Datum json_populate_recordset(PG_FUNCTION_ARGS);
#endif /* JSON_H */
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