PostgreSQL Source Code: src/include/utils/json.h Source File

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00001 /*-------------------------------------------------------------------------
00002  *
00003  * json.h
00004  *    Declarations for JSON data type support.
00005  *
00006  * Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group
00007  * Portions Copyright (c) 1994, Regents of the University of California
00008  *
00009  * src/include/utils/json.h
00010  *
00011  *-------------------------------------------------------------------------
00012  */
00013 
00014 #ifndef JSON_H
00015 #define JSON_H
00016 
00017 #include "fmgr.h"
00018 #include "lib/stringinfo.h"
00019 
00020 /* functions in json.c */
00021 extern Datum json_in(PG_FUNCTION_ARGS);
00022 extern Datum json_out(PG_FUNCTION_ARGS);
00023 extern Datum json_recv(PG_FUNCTION_ARGS);
00024 extern Datum json_send(PG_FUNCTION_ARGS);
00025 extern Datum array_to_json(PG_FUNCTION_ARGS);
00026 extern Datum array_to_json_pretty(PG_FUNCTION_ARGS);
00027 extern Datum row_to_json(PG_FUNCTION_ARGS);
00028 extern Datum row_to_json_pretty(PG_FUNCTION_ARGS);
00029 extern Datum to_json(PG_FUNCTION_ARGS);
00030 
00031 extern Datum json_agg_transfn(PG_FUNCTION_ARGS);
00032 extern Datum json_agg_finalfn(PG_FUNCTION_ARGS);
00033 
00034 extern void escape_json(StringInfo buf, const char *str);
00035 
00036 /* functions in jsonfuncs.c */
00037 extern Datum json_object_field(PG_FUNCTION_ARGS);
00038 extern Datum json_object_field_text(PG_FUNCTION_ARGS);
00039 extern Datum json_array_element(PG_FUNCTION_ARGS);
00040 extern Datum json_array_element_text(PG_FUNCTION_ARGS);
00041 extern Datum json_extract_path(PG_FUNCTION_ARGS);
00042 extern Datum json_extract_path_text(PG_FUNCTION_ARGS);
00043 extern Datum json_object_keys(PG_FUNCTION_ARGS);
00044 extern Datum json_array_length(PG_FUNCTION_ARGS);
00045 extern Datum json_each(PG_FUNCTION_ARGS);
00046 extern Datum json_each_text(PG_FUNCTION_ARGS);
00047 extern Datum json_array_elements(PG_FUNCTION_ARGS);
00048 extern Datum json_populate_record(PG_FUNCTION_ARGS);
00049 extern Datum json_populate_recordset(PG_FUNCTION_ARGS);
00050 
00051 #endif   /* JSON_H */
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json.h
