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snmp_table.h
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1
6/*
7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without modification,
11 * are permitted provided that the following conditions are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright notice,
14 * this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 * 3. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
30 * OF SUCH DAMAGE.
31 *
32 * This file is part of the lwIP TCP/IP stack.
33 *
34 * Author: Martin Hentschel <info@cl-soft.de>
35 *
36 */
37
38#ifndef LWIP_HDR_APPS_SNMP_TABLE_H
39#define LWIP_HDR_APPS_SNMP_TABLE_H
40
41#include "lwip/apps/snmp_opts.h"
42#include "lwip/apps/snmp_core.h"
43
44#ifdef __cplusplus
45extern "C" {
46#endif
47
48#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
49
51struct snmp_table_col_def
52{
54 u8_t asn1_type;
55 snmp_access_t access;
56};
57
59struct snmp_table_node
60{
62 struct snmp_leaf_node node;
63 u16_t column_count;
64 const struct snmp_table_col_def* columns;
65 snmp_err_t (*get_cell_instance)(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, struct snmp_node_instance* cell_instance);
66 snmp_err_t (*get_next_cell_instance)(const u32_t* column, struct snmp_obj_id* row_oid, struct snmp_node_instance* cell_instance);
68 node_instance_get_value_method get_value;
70 node_instance_set_test_method set_test;
72 node_instance_set_value_method set_value;
73};
74
75snmp_err_t snmp_table_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
76snmp_err_t snmp_table_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
77
78#define SNMP_TABLE_CREATE(oid, columns, get_cell_instance_method, get_next_cell_instance_method, get_value_method, set_test_method, set_value_method) \
79 {{{ SNMP_NODE_TABLE, (oid) }, \
80 snmp_table_get_instance, \
81 snmp_table_get_next_instance }, \
82 (u16_t)LWIP_ARRAYSIZE(columns), (columns), \
83 (get_cell_instance_method), (get_next_cell_instance_method), \
84 (get_value_method), (set_test_method), (set_value_method)}
85
86#define SNMP_TABLE_GET_COLUMN_FROM_OID(oid) ((oid)[1]) /* first array value is (fixed) row entry (fixed to 1) and 2nd value is column, follow3ed by instance */
87
88
90typedef enum {
91 SNMP_VARIANT_VALUE_TYPE_U32,
92 SNMP_VARIANT_VALUE_TYPE_S32,
93 SNMP_VARIANT_VALUE_TYPE_PTR,
94 SNMP_VARIANT_VALUE_TYPE_CONST_PTR
95} snmp_table_column_data_type_t;
96
97struct snmp_table_simple_col_def
98{
100 u8_t asn1_type;
101 snmp_table_column_data_type_t data_type; /* depending of what union member is used to store the value*/
102};
103
105struct snmp_table_simple_node
106{
107 /* inherited "base class" members */
108 struct snmp_leaf_node node;
109 u16_t column_count;
110 const struct snmp_table_simple_col_def* columns;
111 snmp_err_t (*get_cell_value)(const u32_t* column, const u32_t* row_oid, u8_t row_oid_len, union snmp_variant_value* value, u32_t* value_len);
112 snmp_err_t (*get_next_cell_instance_and_value)(const u32_t* column, struct snmp_obj_id* row_oid, union snmp_variant_value* value, u32_t* value_len);
113};
114
115snmp_err_t snmp_table_simple_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
116snmp_err_t snmp_table_simple_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance* instance);
117
118#define SNMP_TABLE_CREATE_SIMPLE(oid, columns, get_cell_value_method, get_next_cell_instance_and_value_method) \
119 {{{ SNMP_NODE_TABLE, (oid) }, \
120 snmp_table_simple_get_instance, \
121 snmp_table_simple_get_next_instance }, \
122 (u16_t)LWIP_ARRAYSIZE(columns), (columns), (get_cell_value_method), (get_next_cell_instance_and_value_method) }
123
124s16_t snmp_table_extract_value_from_s32ref(struct snmp_node_instance* instance, void* value);
125s16_t snmp_table_extract_value_from_u32ref(struct snmp_node_instance* instance, void* value);
126s16_t snmp_table_extract_value_from_refconstptr(struct snmp_node_instance* instance, void* value);
127
128#endif /* LWIP_SNMP */
129
130#ifdef __cplusplus
131}
132#endif
133
134#endif /* LWIP_HDR_APPS_SNMP_TABLE_H */
#define index(s, c)
Definition: various.h:29
static HINSTANCE instance
Definition: main.c:40
static HRESULT set_value(struct d3dx_parameter *param, const void *data, unsigned int bytes, void *dst_data)
Definition: effect.c:889
HRESULT get_value(const struct table *table, UINT row, UINT column, LONGLONG *val)
Definition: table.c:99
GLuint GLint GLboolean GLint GLenum access
Definition: glext.h:7866
uint32_t u32_t
Definition: arch.h:129
uint8_t u8_t
Definition: arch.h:125
uint16_t u16_t
Definition: arch.h:127
int16_t s16_t
Definition: arch.h:128
Definition: dlist.c:348
Definition: pdh_main.c:94