1/*
2 * udf.h
3 *
4 * Copyright (C) 2016 Aerospike, Inc.
5 *
6 * Portions may be licensed to Aerospike, Inc. under one or more contributor
7 * license agreements.
8 *
9 * This program is free software: you can redistribute it and/or modify it under
10 * the terms of the GNU Affero General Public License as published by the Free
11 * Software Foundation, either version 3 of the License, or (at your option) any
12 * later version.
13 *
14 * This program is distributed in the hope that it will be useful, but WITHOUT
15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
17 * details.
18 *
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see http://www.gnu.org/licenses/
21 */
22
23#pragma once
24
25//==========================================================
26// Includes.
27//
28
29#include <stdint.h>
30
31#include "aerospike/as_aerospike.h"
32#include "aerospike/as_list.h"
33#include "citrusleaf/alloc.h"
34
35#include "base/predexp.h"
36#include "base/transaction.h"
37
38
39//==========================================================
40// Forward declarations.
41//
42
43struct as_transaction_s;
44struct cl_msg_s;
45struct predexp_eval_base_s;
46
47
48//==========================================================
49// Typedefs & constants.
50//
51
52typedef enum {
53 UDF_OPTYPE_NONE,
54 UDF_OPTYPE_WAITING,
55 UDF_OPTYPE_READ,
56 UDF_OPTYPE_WRITE,
57 UDF_OPTYPE_DELETE
58} udf_optype;
59
60#define UDF_MAX_STRING_SZ 128
61
62typedef struct udf_def_s {
63 char filename[UDF_MAX_STRING_SZ];
64 char function[UDF_MAX_STRING_SZ];
65 as_list* arglist;
66 uint8_t type;
67} udf_def;
68
69typedef void (*iudf_cb)(void* udata, int result);
70
71typedef struct iudf_origin_s {
72 udf_def def;
73 struct cl_msg_s* msgp;
74 struct predexp_eval_base_s* predexp;
75 iudf_cb cb;
76 void* udata;
77} iudf_origin;
78
79
80//==========================================================
81// Public API.
82//
83
84static inline void
85iudf_origin_destroy(iudf_origin* origin)
86{
87 if (origin->def.arglist) {
88 as_list_destroy(origin->def.arglist);
89 }
90
91 predexp_destroy(origin->predexp);
92 cf_free(origin->msgp);
93}
94
95void as_udf_init();
96udf_def* udf_def_init_from_msg(udf_def* def, const struct as_transaction_s* tr);
97
98transaction_status as_udf_start(struct as_transaction_s* tr);
99
100extern as_aerospike g_as_aerospike;
101