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1 /* |
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2 * Copyright (c) 2001-2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of the License "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: EAP and WLAN authentication protocols. |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 #if !defined(_EAP_CONFIGURATION_FIELD_H_) |
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22 #define _EAP_CONFIGURATION_FIELD_H_ |
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23 |
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24 #include "eap_am_memory.h" |
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25 #include "eap_am_types.h" |
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26 #include "eap_am_tools.h" |
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27 |
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28 |
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29 const char EAP_FILECONFIG_SECTION_SEPARATOR[] = ":"; |
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30 const u32_t EAP_FILECONFIG_SECTION_SEPARATOR_LENGTH = (sizeof(EAP_FILECONFIG_SECTION_SEPARATOR)-1ul); |
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31 |
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32 |
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33 //-------------------------------------------------------------------------------------------------- |
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34 |
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35 enum eap_configure_type_e |
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36 { |
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37 eap_configure_type_none, |
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38 eap_configure_type_u32_t, |
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39 eap_configure_type_boolean, |
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40 eap_configure_type_string, |
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41 eap_configure_type_hex_data, |
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42 eap_configure_type_u32array, |
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43 eap_configure_type_section, |
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44 eap_configure_type_subsection, |
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45 }; |
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46 |
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47 //-------------------------------------------------------------------------------------------------- |
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48 |
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49 class eap_configuration_field_c |
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50 { |
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51 public: |
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52 |
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53 ~eap_configuration_field_c() |
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54 { |
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55 delete m_subsection_name; |
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56 m_subsection_name = 0; |
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57 } |
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58 |
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59 const bool get_is_secret() const |
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60 { |
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61 return m_is_secret; |
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62 } |
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63 |
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64 const eap_configure_type_e get_type() const |
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65 { |
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66 return m_type; |
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67 } |
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68 |
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69 const u32_t get_field_length() const |
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70 { |
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71 return m_field_length; |
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72 } |
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73 |
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74 eap_config_string get_field() const |
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75 { |
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76 return m_field; |
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77 } |
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78 |
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79 eap_status_e set_subsection( |
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80 abs_eap_am_tools_c * const tools, |
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81 const eap_configuration_field_c * const p_subsection_name, |
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82 const eap_variable_data_c * const p_subsection_value) |
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83 { |
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84 delete m_subsection_name; |
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85 m_subsection_name = 0; |
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86 |
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87 m_subsection_name = new eap_variable_data_c(tools); |
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88 if (m_subsection_name == 0) |
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89 { |
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90 return EAP_STATUS_RETURN(tools, eap_status_allocation_error); |
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91 } |
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92 |
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93 eap_status_e status = m_subsection_name->add_data( |
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94 p_subsection_name->get_field(), |
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95 p_subsection_name->get_field_length()); |
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96 if (status != eap_status_ok) |
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97 { |
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98 return EAP_STATUS_RETURN(tools, status); |
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99 } |
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100 |
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101 status = m_subsection_name->add_data( |
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102 EAP_FILECONFIG_SECTION_SEPARATOR, |
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103 EAP_FILECONFIG_SECTION_SEPARATOR_LENGTH); |
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104 if (status != eap_status_ok) |
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105 { |
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106 return EAP_STATUS_RETURN(tools, status); |
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107 } |
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108 |
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109 status = m_subsection_name->add_data( |
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110 p_subsection_value->get_data(), |
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111 p_subsection_value->get_data_length()); |
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112 if (status != eap_status_ok) |
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113 { |
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114 return EAP_STATUS_RETURN(tools, status); |
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115 } |
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116 |
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117 return EAP_STATUS_RETURN(tools, eap_status_ok); |
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118 } |
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119 |
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120 const eap_variable_data_c * get_subsection() const |
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121 { |
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122 return m_subsection_name; |
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123 } |
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124 |
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125 bool compare( |
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126 abs_eap_am_tools_c * const tools, |
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127 const eap_configuration_field_c * const field) const |
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128 { |
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129 return field->get_field_length() == get_field_length() |
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130 && tools->memcmp( |
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131 field->get_field(), |
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132 get_field(), |
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133 field->get_field_length()) == 0; |
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134 } |
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135 |
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136 |
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137 bool compare( |
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138 abs_eap_am_tools_c * const tools, |
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139 const eap_variable_data_c * const data) const |
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140 { |
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141 return data->get_data_length() == get_field_length() |
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142 && tools->memcmp( |
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143 data->get_data(), |
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144 get_field(), |
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145 data->get_data_length()) == 0; |
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146 } |
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147 |
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148 eap_configuration_field_c * copy( |
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149 abs_eap_am_tools_c * const tools, |
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150 const eap_configuration_field_c * const p_subsection_name, |
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151 const eap_variable_data_c * const p_subsection_value) const |
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152 { |
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153 // This allocates memory for object and following field. |
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154 u32_t data_length = sizeof(eap_configuration_field_c) + m_field_length; |
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155 u8_t * const new_buffer = new u8_t[data_length]; |
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156 if (new_buffer == 0) |
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157 { |
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158 return 0; |
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159 } |
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160 |
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161 eap_configuration_field_c * tmp = reinterpret_cast<eap_configuration_field_c *>(new_buffer); |
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162 |
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163 tools->memmove(tmp, this, data_length); |
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164 |
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165 eap_status_e status = tmp->set_subsection( |
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166 tools, |
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167 p_subsection_name, |
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168 p_subsection_value); |
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169 if (status != eap_status_ok |
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170 || tmp->get_subsection() == 0) |
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171 { |
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172 delete tmp; |
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173 tmp = 0; |
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174 } |
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175 |
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176 return tmp; |
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177 } |
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178 |
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179 private: |
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180 bool m_is_secret; |
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181 eap_configure_type_e m_type; |
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182 eap_variable_data_c *m_subsection_name; |
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183 u32_t m_field_length; |
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184 i8_t m_field[1]; |
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185 }; |
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186 |
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187 //-------------------------------------------------------------------------------------------------- |
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188 |
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189 template <u32_t buffer_length> |
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190 class eap_configuration_field_template_c |
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191 { |
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192 public: |
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193 inline const eap_configuration_field_c * get_field() const; |
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194 |
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195 inline eap_status_e set_fields( |
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196 abs_eap_am_tools_c* const am_tools, |
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197 const void * const field, |
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198 const eap_configure_type_e type, |
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199 const bool is_secret) |
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200 { |
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201 m_is_secret = false; |
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202 m_type = eap_configure_type_none; |
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203 |
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204 u32_t field_length = (static_cast<eap_am_tools_c *> (am_tools))->strlen( |
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205 static_cast<const eap_char *>(field)); |
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206 if (field_length+1 > buffer_length) |
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207 { |
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208 m_field_length = 0ul; |
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209 m_field[0] = '\0'; |
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210 return EAP_STATUS_RETURN(am_tools, eap_status_allocation_error); |
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211 } |
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212 |
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213 m_is_secret = is_secret; |
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214 m_type = type; |
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215 am_tools->memmove(m_field, field, field_length+1); |
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216 m_field_length = field_length; |
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217 |
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218 return EAP_STATUS_RETURN(am_tools, eap_status_ok); |
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219 } |
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220 |
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221 inline bool get_is_valid() const |
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222 { |
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223 EAP_STATIC_ASSERT(sizeof(eap_configuration_field_template_c<buffer_length>) >= sizeof(eap_configuration_field_c)); |
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224 return true; |
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225 } |
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226 |
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227 |
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228 public: |
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229 bool m_is_secret; |
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230 eap_configure_type_e m_type; |
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231 eap_variable_data_c *m_subsection_name; |
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232 u32_t m_field_length; |
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233 i8_t m_field[buffer_length]; |
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234 }; |
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235 |
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236 template <u32_t buffer_length> |
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237 inline const eap_configuration_field_c * eap_configuration_field_template_c<buffer_length>::get_field() const |
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238 { |
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239 return reinterpret_cast<const eap_configuration_field_c *>(this); |
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240 } |
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241 |
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242 #define EAP_CONFIGURATION_FIELD(name, field, type, is_secret) \ |
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243 static const eap_configuration_field_template_c<sizeof(field)> name \ |
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244 EAP_ATTRIBUTE_UNUSED = {is_secret, type, 0, sizeof(field)-1, field}; \ |
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245 EAP_AM_CONFIGURATION_FIELD_LITERAL(name, field) |
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246 |
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247 //-------------------------------------------------------------------------------------------------- |
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248 |
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249 |
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250 #endif //#if !defined(_EAP_CONFIGURATION_FIELD_H_) |
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251 |
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252 //-------------------------------------------------- |
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253 |
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254 |
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255 // End. |