source: azure_iot_hub_f767zi/trunk/asp_baseplatform/lwip/contrib-2.1.0/apps/LwipMibCompiler/LwipSnmpCodeGeneration/LwipSnmp.cs@ 457

Last change on this file since 457 was 457, checked in by coas-nagasima, 4 years ago

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1/*
2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
25 * OF SUCH DAMAGE.
26 *
27 * This file is part of the lwIP TCP/IP stack.
28 *
29 * Author: Martin Hentschel <info@cl-soft.de>
30 *
31 */
32
33using System;
34
35namespace LwipSnmpCodeGeneration
36{
37 public static class LwipOpts
38 {
39 public static bool GenerateEmptyFolders = false;
40 /// <summary>
41 /// If a tree node only has scalar nodes as child nodes, it is replaced by
42 /// a single scalar array node in order to save memory and have only one single get/test/set method for all scalars.
43 /// </summary>
44 public static bool GenerateScalarArrays = true;
45 /// <summary>
46 /// If a tree node has multiple scalars as subnodes as well as other treenodes it
47 /// defines a single get/test/set method for all scalar child node.
48 /// (without other treenodes as child it would have been converted to scalar array node).
49 /// </summary>
50 public static bool GenerateSingleAccessMethodsForTreeNodeScalars = GenerateScalarArrays;
51 }
52
53 public static class LwipDefs
54 {
55 public const string Null = "NULL";
56 public const string Vt_U8 = "u8_t";
57 public const string Vt_U16 = "u16_t";
58 public const string Vt_U32 = "u32_t";
59 public const string Vt_S8 = "s8_t";
60 public const string Vt_S16 = "s16_t";
61 public const string Vt_S32 = "s32_t";
62 public const string Vt_Snmp_err = "snmp_err_t";
63
64 public const string Incl_SnmpOpts = "lwip/apps/snmp_opts.h";
65 public const string Opt_SnmpEnabled = "LWIP_SNMP";
66
67 public const string Vt_StMib = "struct snmp_mib";
68 public const string Vt_StObjectId = "struct snmp_obj_id";
69 public const string Vt_StNode = "struct snmp_node";
70 public const string Vt_StNodeInstance = "struct snmp_node_instance";
71 public const string Vt_StTreeNode = "struct snmp_tree_node";
72 public const string Vt_StScalarNode = "struct snmp_scalar_node";
73 public const string Vt_StScalarArrayNode = "struct snmp_scalar_array_node";
74 public const string Vt_StScalarArrayNodeDef = "struct snmp_scalar_array_node_def";
75 public const string Vt_StTableNode = "struct snmp_table_node";
76 public const string Vt_StTableColumnDef = "struct snmp_table_col_def";
77 public const string Vt_StNextOidState = "struct snmp_next_oid_state";
78
79 public const string Def_NodeAccessReadOnly = "SNMP_NODE_INSTANCE_READ_ONLY";
80 public const string Def_NodeAccessReadWrite = "SNMP_NODE_INSTANCE_READ_WRITE";
81 public const string Def_NodeAccessWriteOnly = "SNMP_NODE_INSTANCE_WRITE_ONLY";
82 public const string Def_NodeAccessNotAccessible = "SNMP_NODE_INSTANCE_NOT_ACCESSIBLE";
83
84 public const string Def_ErrorCode_Ok = "SNMP_ERR_NOERROR";
85 public const string Def_ErrorCode_WrongValue = "SNMP_ERR_WRONGVALUE";
86 public const string Def_ErrorCode_NoSuchInstance = "SNMP_ERR_NOSUCHINSTANCE";
87
88 public const string FnctSuffix_GetValue = "_get_value";
89 public const string FnctSuffix_SetTest = "_set_test";
90 public const string FnctSuffix_SetValue = "_set_value";
91 public const string FnctSuffix_GetInstance = "_get_instance";
92 public const string FnctSuffix_GetNextInstance = "_get_next_instance";
93
94 public const string FnctName_SetTest_Ok = "snmp_set_test_ok";
95
96 public static string GetLwipDefForSnmpAccessMode(SnmpAccessMode am)
97 {
98 switch (am)
99 {
100 case SnmpAccessMode.ReadOnly: return Def_NodeAccessReadOnly;
101 case SnmpAccessMode.ReadWrite: return Def_NodeAccessReadWrite;
102 case SnmpAccessMode.NotAccessible: return Def_NodeAccessNotAccessible;
103 case SnmpAccessMode.WriteOnly: return Def_NodeAccessWriteOnly;
104 default: throw new NotSupportedException("Unknown SnmpAccessMode!");
105 }
106 }
107
108 public static string GetAsn1DefForSnmpDataType(SnmpDataType dt)
109 {
110 switch (dt)
111 {
112 // primitive
113 case SnmpDataType.Null:
114 return "SNMP_ASN1_TYPE_NULL";
115 case SnmpDataType.Bits:
116 case SnmpDataType.OctetString:
117 return "SNMP_ASN1_TYPE_OCTET_STRING";
118 case SnmpDataType.ObjectIdentifier:
119 return "SNMP_ASN1_TYPE_OBJECT_ID";
120 case SnmpDataType.Integer:
121 return "SNMP_ASN1_TYPE_INTEGER";
122
123 // application
124 case SnmpDataType.IpAddress:
125 return "SNMP_ASN1_TYPE_IPADDR";
126 case SnmpDataType.Counter:
127 return "SNMP_ASN1_TYPE_COUNTER";
128 case SnmpDataType.Gauge:
129 return "SNMP_ASN1_TYPE_GAUGE";
130 case SnmpDataType.TimeTicks:
131 return "SNMP_ASN1_TYPE_TIMETICKS";
132 case SnmpDataType.Opaque:
133 return "SNMP_ASN1_TYPE_OPAQUE";
134 case SnmpDataType.Counter64:
135 return "SNMP_ASN1_TYPE_COUNTER64";
136 default:
137 throw new NotSupportedException("Unknown SnmpDataType!");
138 }
139 }
140
141 public static string GetLengthForSnmpDataType(SnmpDataType dt)
142 {
143 switch (dt)
144 {
145 case SnmpDataType.Null:
146 return "0";
147
148 case SnmpDataType.Integer:
149 case SnmpDataType.Counter:
150 case SnmpDataType.IpAddress:
151 case SnmpDataType.Gauge:
152 case SnmpDataType.TimeTicks:
153 return "4";
154
155 case SnmpDataType.Counter64:
156 return "8";
157
158 case SnmpDataType.OctetString:
159 case SnmpDataType.ObjectIdentifier:
160 case SnmpDataType.Bits:
161 case SnmpDataType.Opaque:
162 return null;
163
164 default:
165 throw new NotSupportedException("Unknown SnmpDataType!");
166 }
167 }
168 }
169
170 public enum SnmpDataType
171 {
172 Null,
173
174 Integer, // INTEGER, Integer32
175
176 Counter, // Counter, Counter32
177 Gauge, // Gauge, Gauge32, Unsigned32
178 TimeTicks,
179
180 Counter64,
181
182 OctetString,
183 Opaque,
184 Bits,
185
186 ObjectIdentifier,
187
188 IpAddress,
189 }
190
191 public enum SnmpAccessMode
192 {
193 ReadOnly,
194 ReadWrite,
195 WriteOnly,
196 NotAccessible
197 }
198
199}
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