STM32F769IDiscovery  1.00
uDANTE Audio Networking with STM32F7 DISCO board
LwipSnmp.cs
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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 
33 using System;
34 
35 namespace LwipSnmpCodeGeneration
36 {
37  public static class LwipOpts
38  {
39  public static bool GenerateEmptyFolders = false;
44  public static bool GenerateScalarArrays = true;
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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