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1 /************************************************************************** |
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2 * |
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3 * Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net> |
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4 * Copyright (C) 2011 Krzysztof Malorny <malornykrzysztof@gmail.com> |
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5 * Copyright (C) 2017 Mario de Sousa <msousa@fe.up.pt> |
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6 * |
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7 * Permission is hereby granted, free of charge, to any person obtaining |
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8 * a copy of this software and associated documentation files (the |
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9 * "Software"), to deal in the Software without restriction, including |
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10 * without limitation the rights to use, copy, modify, merge, publish, |
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11 * distribute, sublicense, and/or sell copies of the Software, and to |
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12 * permit persons to whom the Software is furnished to do so, subject to |
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13 * the following conditions: |
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14 * |
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15 * The above copyright notice and this permission notice shall be included |
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16 * in all copies or substantial portions of the Software. |
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17 * |
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18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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19 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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21 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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22 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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25 * |
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26 *********************************************************************/ |
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27 |
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28 /* Analog Value Objects - customize for your use */ |
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29 |
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30 #include <stdbool.h> |
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31 #include <stdint.h> |
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32 #include <stdio.h> |
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33 #include <string.h> |
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34 #include <math.h> /* NAN maro */ |
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35 |
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36 #include "config_bacnet_for_beremiz_%(locstr)s.h" /* the custom configuration for beremiz plugin */ |
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37 #include "bacdef.h" |
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38 #include "bacdcode.h" |
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39 #include "bacenum.h" |
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40 #include "bacapp.h" |
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41 #include "bactext.h" |
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42 #include "device_%(locstr)s.h" |
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43 #include "handlers.h" |
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44 #include "av_%(locstr)s.h" |
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45 |
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46 /* we choose to have a NULL level in our system represented by */ |
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47 /* a particular value. When the priorities are not in use, they */ |
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48 /* will be relinquished (i.e. set to the NULL level). */ |
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49 /* Since the values are floats, we use NAN (Not A Number) as our NULL value. */ |
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50 /* WARNING: Never use comparisons like 'if (value == AO_LEVEL_NULL)' |
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51 * as it will always return false, even if both values are NAN. |
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52 * Use instead the negated version 'if (value != AO_LEVEL_NULL)' |
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53 * and add an 'else' to the 'if' condition if necessary. |
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54 * However, some compilers may screw this up if they do not |
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55 * implement IEEE 754 properly. It is probably best to stick with |
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56 * the isnan() macro if available. |
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57 */ |
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58 #define AV_VALUE_NULL NAN |
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59 #define AV_VALUE_IS_NULL(x) (isnan(x)) |
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60 /* When all the priorities are level null, the present value returns */ |
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61 /* the Relinquish Default value */ |
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62 #define AV_VALUE_RELINQUISH_DEFAULT (0.0) |
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63 |
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64 |
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65 /* The IEC 61131-3 located variables mapped onto the Analog Value objects of BACnet protocol */ |
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66 %(AV_lvars)s |
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67 |
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68 |
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69 /* The array where we keep all the state related to the Analog Value Objects */ |
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70 #define MAX_ANALOG_VALUES %(AV_count)s |
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71 static ANALOG_VALUE_DESCR AV_Descr[MAX_ANALOG_VALUES] = { |
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72 %(AV_param)s |
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73 }; |
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74 |
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75 |
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76 /* These three arrays are used by the ReadPropertyMultiple handler, |
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77 * as well as to initialize the XXX_Property_List used by the |
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78 * Property List (PROP_PROPERTY_LIST) property. |
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79 */ |
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80 static const int Analog_Value_Properties_Required[] = { |
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81 /* (1) Currently Supported */ |
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82 /* (2) Required by standard ASHRAE 135-2016 */ |
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83 /*(1)(2) */ |
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84 PROP_OBJECT_IDENTIFIER, /* R R ( 75) */ |
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85 PROP_OBJECT_NAME, /* R R ( 77) */ |
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86 PROP_OBJECT_TYPE, /* R R ( 79) */ |
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87 PROP_PRESENT_VALUE, /* W R ( 85) */ |
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88 PROP_STATUS_FLAGS, /* R R (111) */ |
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89 PROP_EVENT_STATE, /* R R ( 36) */ |
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90 PROP_OUT_OF_SERVICE, /* W R ( 81) */ |
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91 PROP_UNITS, /* W R (117) */ |
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92 // PROP_PROPERTY_LIST, /* R R (371) */ |
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93 -1 |
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94 }; |
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95 |
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96 static const int Analog_Value_Properties_Optional[] = { |
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97 /* (1) Currently Supported */ |
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98 /* (2) Required by standard ASHRAE 135-2016 */ |
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99 /*(1)(2) */ |
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100 PROP_DESCRIPTION, /* R O ( 28) */ |
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101 /* required if Present_Value is writable (which is true in our case!) */ |
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102 PROP_PRIORITY_ARRAY, /* R O ( 87) */ |
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103 PROP_RELINQUISH_DEFAULT, /* R O (104) */ |
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104 // PROP_CURRENT_COMMAND_PRIORITY,/* R O (431) */ |
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105 -1 |
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106 }; |
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107 |
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108 static const int Analog_Value_Properties_Proprietary[] = { |
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109 -1 |
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110 }; |
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111 |
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112 /* This array stores the PROPERTY_LIST which may be read by clients. |
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113 * End of list is marked by following the last element with the value '-1' |
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114 * |
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115 * It is initialized by Analog_Values_Init() based off the values |
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116 * stored in Analog_Value_Properties_Required |
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117 * Analog_Value_Properties_Optional |
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118 * Analog_Value_Properties_Proprietary |
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119 */ |
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120 /* TODO: Allocate memory for this array with malloc() at startup */ |
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121 static int Analog_Value_Properties_List[64]; |
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122 |
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123 |
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124 |
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125 /********************************************************/ |
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126 /** Callback functions. **/ |
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127 /** Functions required by BACnet devie implementation. **/ |
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128 /********************************************************/ |
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129 |
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130 |
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131 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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132 void Analog_Value_Property_Lists( |
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133 const int **pRequired, |
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134 const int **pOptional, |
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135 const int **pProprietary) |
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136 { |
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137 if (pRequired) |
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138 *pRequired = Analog_Value_Properties_Required; |
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139 if (pOptional) |
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140 *pOptional = Analog_Value_Properties_Optional; |
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141 if (pProprietary) |
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142 *pProprietary = Analog_Value_Properties_Proprietary; |
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143 |
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144 return; |
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145 } |
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146 |
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147 |
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148 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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149 void Analog_Value_Init( |
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150 void) |
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151 { |
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152 unsigned i, j; |
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153 static bool initialized = false; |
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154 |
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155 if (!initialized) { |
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156 initialized = true; |
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157 |
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158 /* initialize the Analog_Value_Properties_List array */ |
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159 int len = 0; |
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160 len += BACnet_Init_Properties_List(Analog_Value_Properties_List + len, |
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161 Analog_Value_Properties_Required); |
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162 len += BACnet_Init_Properties_List(Analog_Value_Properties_List + len, |
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163 Analog_Value_Properties_Optional); |
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164 len += BACnet_Init_Properties_List(Analog_Value_Properties_List + len, |
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165 Analog_Value_Properties_Proprietary); |
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166 |
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167 for (i = 0; i < MAX_ANALOG_VALUES; i++) { |
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168 // MJS: the following line in th original demo code was commented out so we do not |
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169 // overwrite the initial values configured by the user in beremiz IDE |
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170 // memset(&AV_Descr[i], 0x00, sizeof(ANALOG_VALUE_DESCR)); |
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171 for (j = 0; j < BACNET_MAX_PRIORITY; j++) { |
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172 AV_Descr[i].Present_Value[j] = AV_VALUE_NULL; |
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173 } |
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174 AV_Descr[i].Out_Of_Service = 0; |
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175 AV_Descr[i].Event_State = 0; |
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176 // AV_Descr[i].Units = UNITS_NO_UNITS; |
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177 } |
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178 } |
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179 } |
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180 |
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181 |
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182 |
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183 |
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184 /* validate that the given instance exists */ |
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185 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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186 bool Analog_Value_Valid_Instance( |
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187 uint32_t object_instance) |
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188 { |
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189 return (Analog_Value_Instance_To_Index(object_instance) < MAX_ANALOG_VALUES); |
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190 } |
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191 |
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192 /* the number of Analog Value Objects */ |
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193 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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194 unsigned Analog_Value_Count(void) {return MAX_ANALOG_VALUES;} |
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195 |
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196 |
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197 /* returns the instance (i.e. Object Identifier) that correlates to the correct index */ |
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198 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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199 uint32_t Analog_Value_Index_To_Instance(unsigned index) {return AV_Descr[index].Object_Identifier;} |
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200 |
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201 |
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202 |
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203 /* returns the index that correlates to the correct instance number (Object Identifier) */ |
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204 unsigned Analog_Value_Instance_To_Index( |
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205 uint32_t object_instance) |
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206 { |
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207 unsigned index = 0; |
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208 |
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209 for (index = 0; index < MAX_ANALOG_VALUES; index++) |
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210 if (object_instance == AV_Descr[index].Object_Identifier) |
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211 return index; |
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212 |
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213 /* error, this object ID is not in our list! */ |
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214 return MAX_ANALOG_VALUES; |
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215 } |
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216 |
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217 |
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218 |
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219 |
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220 float Analog_Value_Present_Value( |
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221 uint32_t object_instance) |
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222 { |
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223 float value = AV_VALUE_RELINQUISH_DEFAULT; |
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224 unsigned index = 0; |
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225 unsigned i = 0; |
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226 |
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227 index = Analog_Value_Instance_To_Index(object_instance); |
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228 if (index < MAX_ANALOG_VALUES) { |
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229 for (i = 0; i < BACNET_MAX_PRIORITY; i++) { |
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230 if (!AV_VALUE_IS_NULL(AV_Descr[index].Present_Value[i])) { |
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231 value = AV_Descr[index].Present_Value[i]; |
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232 break; |
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233 } |
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234 } |
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235 } |
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236 |
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237 return value; |
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238 } |
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239 |
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240 |
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241 |
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242 /* returns command priority (1..16), or 0 if all priority values are at NULL */ |
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243 int Analog_Value_Current_Command_Priority( |
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244 uint32_t object_instance) |
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245 { |
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246 unsigned index = 0; |
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247 unsigned i = 0; |
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248 |
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249 index = Analog_Value_Instance_To_Index(object_instance); |
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250 if (index < MAX_ANALOG_VALUES) { |
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251 for (i = 0; i < BACNET_MAX_PRIORITY; i++) { |
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252 if (!AV_VALUE_IS_NULL(AV_Descr[index].Present_Value[i])) { |
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253 return i+1; // +1 since priority is 1..16, and not 0..15 |
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254 } |
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255 } |
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256 } |
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257 // command values in all priorities are set to NULL |
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258 return 0; |
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259 } |
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260 |
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261 |
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262 |
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263 /* For a given object instance-number, sets the present-value at a given |
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264 * priority 1..16 (except 6, see ASHRAE 135-2016, section 19.2.2) |
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265 */ |
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266 bool Analog_Value_Present_Value_Set( |
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267 uint32_t object_instance, |
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268 float value, |
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269 uint8_t priority) |
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270 { |
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271 unsigned index = 0; |
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272 |
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273 index = Analog_Value_Instance_To_Index(object_instance); |
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274 if (index >= MAX_ANALOG_VALUES) |
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275 return false; |
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276 if ((priority == 0) || (priority > BACNET_MAX_PRIORITY) || |
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277 (priority == 6 /* reserved, ASHRAE 135-2016, section 19.2.2 */)) |
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278 return false; |
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279 |
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280 priority--; |
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281 AV_Descr[index].Present_Value[priority] = value; |
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282 return true; |
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283 } |
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284 |
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285 |
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286 |
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287 bool Analog_Value_Present_Value_Relinquish( |
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288 uint32_t object_instance, |
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289 unsigned priority) |
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290 { |
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291 unsigned index = 0; |
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292 |
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293 index = Analog_Value_Instance_To_Index(object_instance); |
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294 if (index >= MAX_ANALOG_VALUES) |
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295 return false; |
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296 |
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297 if ((priority == 0) || (priority > BACNET_MAX_PRIORITY) || |
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298 (priority == 6 /* reserved, ASHRAE 135-2016, section 19.2.2 */)) |
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299 return false; |
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300 |
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301 priority--; |
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302 AV_Descr[index].Present_Value[priority] = AV_VALUE_NULL; |
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303 return true; |
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304 } |
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305 |
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306 |
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307 |
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308 /* note: the object name must be unique within this device */ |
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309 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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310 bool Analog_Value_Object_Name( |
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311 uint32_t object_instance, |
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312 BACNET_CHARACTER_STRING * object_name) |
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313 { |
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314 bool status = false; |
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315 unsigned index = Analog_Value_Instance_To_Index(object_instance); |
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316 |
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317 if (index < MAX_ANALOG_VALUES) |
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318 status = characterstring_init_ansi(object_name, AV_Descr[index].Object_Name); |
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319 |
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320 return status; |
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321 } |
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322 |
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323 |
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324 |
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325 bool Analog_Value_Object_Description( |
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326 uint32_t object_instance, |
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327 BACNET_CHARACTER_STRING * object_name) |
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328 { |
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329 bool status = false; |
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330 unsigned index = Analog_Value_Instance_To_Index(object_instance); |
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331 |
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332 if (index < MAX_ANALOG_VALUES) |
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333 status = characterstring_init_ansi(object_name, AV_Descr[index].Description); |
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334 |
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335 return status; |
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336 } |
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337 |
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338 |
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339 |
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340 /* return apdu len, or BACNET_STATUS_ERROR on error */ |
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341 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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342 int Analog_Value_Read_Property( |
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343 BACNET_READ_PROPERTY_DATA * rpdata) |
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344 { |
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345 int apdu_len = 0; /* return value */ |
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346 BACNET_BIT_STRING bit_string; |
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347 BACNET_CHARACTER_STRING char_string; |
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348 float real_value = (float) 1.414; |
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349 unsigned object_index = 0; |
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350 bool state = false; |
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351 uint8_t *apdu = NULL; |
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352 ANALOG_VALUE_DESCR *CurrentAV; |
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353 |
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354 if ((rpdata == NULL) || (rpdata->application_data == NULL) || |
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355 (rpdata->application_data_len == 0)) { |
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356 return 0; |
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357 } |
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358 |
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359 apdu = rpdata->application_data; |
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360 |
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361 object_index = Analog_Value_Instance_To_Index(rpdata->object_instance); |
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362 if (object_index >= MAX_ANALOG_VALUES) { |
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363 rpdata->error_class = ERROR_CLASS_OBJECT; |
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364 rpdata->error_code = ERROR_CODE_UNKNOWN_OBJECT; |
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365 return BACNET_STATUS_ERROR; |
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366 } |
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367 |
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368 switch (rpdata->object_property) { |
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369 case PROP_OBJECT_IDENTIFIER: |
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370 apdu_len = |
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371 encode_application_object_id(&apdu[0], OBJECT_ANALOG_VALUE, |
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372 rpdata->object_instance); |
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373 break; |
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374 |
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375 case PROP_OBJECT_NAME: |
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376 Analog_Value_Object_Name(rpdata->object_instance, &char_string); |
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377 apdu_len = |
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378 encode_application_character_string(&apdu[0], &char_string); |
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379 break; |
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380 |
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381 case PROP_DESCRIPTION: |
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382 Analog_Value_Object_Description(rpdata->object_instance, &char_string); |
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383 apdu_len = |
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384 encode_application_character_string(&apdu[0], &char_string); |
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385 break; |
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386 |
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387 case PROP_OBJECT_TYPE: |
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388 apdu_len = |
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389 encode_application_enumerated(&apdu[0], OBJECT_ANALOG_VALUE); |
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390 break; |
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391 |
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392 case PROP_PRESENT_VALUE: |
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393 real_value = Analog_Value_Present_Value(rpdata->object_instance); |
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394 apdu_len = encode_application_real(&apdu[0], real_value); |
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395 break; |
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396 |
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397 case PROP_STATUS_FLAGS: |
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398 bitstring_init(&bit_string); |
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399 bitstring_set_bit(&bit_string, STATUS_FLAG_IN_ALARM, false); |
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400 bitstring_set_bit(&bit_string, STATUS_FLAG_FAULT, false); |
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401 bitstring_set_bit(&bit_string, STATUS_FLAG_OVERRIDDEN, false); |
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402 bitstring_set_bit(&bit_string, STATUS_FLAG_OUT_OF_SERVICE, |
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403 AV_Descr[object_index].Out_Of_Service); |
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404 |
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405 apdu_len = encode_application_bitstring(&apdu[0], &bit_string); |
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406 break; |
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407 |
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408 case PROP_EVENT_STATE: |
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409 apdu_len = |
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410 encode_application_enumerated(&apdu[0], EVENT_STATE_NORMAL); |
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411 break; |
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412 |
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413 case PROP_OUT_OF_SERVICE: |
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414 state = AV_Descr[object_index].Out_Of_Service; |
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415 apdu_len = encode_application_boolean(&apdu[0], state); |
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416 break; |
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417 |
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418 case PROP_PRIORITY_ARRAY: |
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419 BACnet_encode_array(AV_Descr[object_index].Present_Value, |
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420 BACNET_MAX_PRIORITY, |
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421 AV_VALUE_IS_NULL, |
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422 encode_application_real) |
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423 break; |
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424 |
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425 // case PROP_CURRENT_COMMAND_PRIORITY: { |
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426 // unsigned i = Analog_Value_Current_Command_Priority(rpdata->object_instance); |
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427 // if (i == 0) apdu_len = encode_application_null (&apdu[0]); |
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428 // else apdu_len = encode_application_unsigned(&apdu[0], i); |
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429 // break; |
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430 // } |
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431 |
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432 case PROP_RELINQUISH_DEFAULT: |
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433 real_value = AV_VALUE_RELINQUISH_DEFAULT; |
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434 apdu_len = encode_application_real(&apdu[0], real_value); |
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435 break; |
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436 |
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437 case PROP_UNITS: |
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438 apdu_len = |
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439 encode_application_enumerated(&apdu[0], AV_Descr[object_index].Units); |
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440 break; |
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441 |
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442 // case PROP_PROPERTY_LIST: |
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443 // BACnet_encode_array(Analog_Value_Properties_List, |
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444 // property_list_count(Analog_Value_Properties_List), |
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445 // retfalse, encode_application_enumerated); |
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446 // break; |
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447 default: |
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448 rpdata->error_class = ERROR_CLASS_PROPERTY; |
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449 rpdata->error_code = ERROR_CODE_UNKNOWN_PROPERTY; |
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450 apdu_len = BACNET_STATUS_ERROR; |
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451 break; |
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452 } |
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453 /* only array properties can have array options */ |
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454 if ((apdu_len >= 0) && (rpdata->object_property != PROP_PRIORITY_ARRAY) && |
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455 (rpdata->object_property != PROP_EVENT_TIME_STAMPS) && |
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456 // (rpdata->object_property != PROP_PROPERTY_LIST) && |
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457 (rpdata->array_index != BACNET_ARRAY_ALL)) { |
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458 rpdata->error_class = ERROR_CLASS_PROPERTY; |
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459 rpdata->error_code = ERROR_CODE_PROPERTY_IS_NOT_AN_ARRAY; |
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460 apdu_len = BACNET_STATUS_ERROR; |
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461 } |
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462 |
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463 return apdu_len; |
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464 } |
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465 |
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466 |
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467 |
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468 |
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469 /* returns true if successful */ |
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470 /* This is a callback function. Callback set in My_Object_Table[] array declared in device.c, */ |
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471 bool Analog_Value_Write_Property( |
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472 BACNET_WRITE_PROPERTY_DATA * wp_data) |
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473 { |
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474 bool status = false; /* return value */ |
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475 unsigned int object_index = 0; |
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476 int len = 0; |
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477 BACNET_APPLICATION_DATA_VALUE value; |
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478 ANALOG_VALUE_DESCR *CurrentAV; |
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479 |
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480 /* decode the some of the request */ |
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481 len = |
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482 bacapp_decode_application_data(wp_data->application_data, |
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483 wp_data->application_data_len, &value); |
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484 /* FIXME: len < application_data_len: more data? */ |
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485 if (len < 0) { |
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486 /* error while decoding - a value larger than we can handle */ |
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487 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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488 wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE; |
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489 return false; |
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490 } |
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491 if ((wp_data->object_property != PROP_PRIORITY_ARRAY) && |
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492 (wp_data->object_property != PROP_EVENT_TIME_STAMPS) && |
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493 (wp_data->array_index != BACNET_ARRAY_ALL)) { |
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494 /* only array properties can have array options */ |
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495 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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496 wp_data->error_code = ERROR_CODE_PROPERTY_IS_NOT_AN_ARRAY; |
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497 return false; |
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498 } |
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499 object_index = Analog_Value_Instance_To_Index(wp_data->object_instance); |
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500 if (object_index < MAX_ANALOG_VALUES) |
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501 CurrentAV = &AV_Descr[object_index]; |
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502 else |
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503 return false; |
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504 |
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505 switch (wp_data->object_property) { |
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506 case PROP_PRESENT_VALUE: |
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507 if (value.tag == BACNET_APPLICATION_TAG_REAL) { |
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508 if (Analog_Value_Present_Value_Set(wp_data->object_instance, |
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509 value.type.Real, wp_data->priority)) { |
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510 status = true; |
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511 } else if (wp_data->priority == 6) { |
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512 /* Command priority 6 is reserved for use by Minimum On/Off |
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513 algorithm and may not be used for other purposes in any |
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514 object. */ |
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515 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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516 wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED; |
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517 } else { |
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518 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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519 wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE; |
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520 } |
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521 } else { |
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522 status = |
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523 WPValidateArgType(&value, BACNET_APPLICATION_TAG_NULL, |
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524 &wp_data->error_class, &wp_data->error_code); |
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525 if (status) { |
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526 status = |
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527 Analog_Value_Present_Value_Relinquish |
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528 (wp_data->object_instance, wp_data->priority); |
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529 } |
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530 if (!status) { |
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531 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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532 wp_data->error_code = ERROR_CODE_VALUE_OUT_OF_RANGE; |
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533 } |
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534 } |
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535 break; |
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536 |
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537 case PROP_OUT_OF_SERVICE: |
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538 { |
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539 bool Previous_Out_Of_Service = CurrentAV->Out_Of_Service; |
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540 status = |
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541 WPValidateArgType(&value, BACNET_APPLICATION_TAG_BOOLEAN, |
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542 &wp_data->error_class, &wp_data->error_code); |
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543 if (status) { |
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544 CurrentAV->Out_Of_Service = value.type.Boolean; |
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545 if (Previous_Out_Of_Service && !CurrentAV->Out_Of_Service) |
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546 /* We have just changed from Out_of_Service -> In Service */ |
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547 /* We need to update the Present_Value to the value |
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548 * currently in the PLC... |
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549 */ |
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550 CurrentAV->Present_Value[BACNET_MAX_PRIORITY-1] = |
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551 *(CurrentAV->Located_Var_ptr); |
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552 } |
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553 break; |
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554 } |
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555 |
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556 case PROP_UNITS: |
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557 status = |
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558 WPValidateArgType(&value, BACNET_APPLICATION_TAG_ENUMERATED, |
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559 &wp_data->error_class, &wp_data->error_code); |
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560 if (status) { |
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561 CurrentAV->Units = value.type.Enumerated; |
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562 } |
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563 break; |
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564 |
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565 case PROP_OBJECT_IDENTIFIER: |
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566 case PROP_OBJECT_NAME: |
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567 case PROP_OBJECT_TYPE: |
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568 case PROP_STATUS_FLAGS: |
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569 case PROP_EVENT_STATE: |
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570 case PROP_DESCRIPTION: |
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571 case PROP_RELINQUISH_DEFAULT: |
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572 case PROP_PRIORITY_ARRAY: |
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573 // case PROP_PROPERTY_LIST: |
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574 // case PROP_CURRENT_COMMAND_PRIORITY: |
|
575 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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576 wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED; |
|
577 break; |
|
578 default: |
|
579 wp_data->error_class = ERROR_CLASS_PROPERTY; |
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580 wp_data->error_code = ERROR_CODE_UNKNOWN_PROPERTY; |
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581 break; |
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582 } |
|
583 |
|
584 return status; |
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585 } |
|
586 |
|
587 |
|
588 |
|
589 |
|
590 |
|
591 |
|
592 |
|
593 /********************************************/ |
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594 /** Functions required for Beremiz plugin **/ |
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595 /********************************************/ |
|
596 |
|
597 void Analog_Value_Copy_Present_Value_to_Located_Var(void) { |
|
598 unsigned i; |
|
599 for (i = 0; i < MAX_ANALOG_VALUES; i++) { |
|
600 // decouple PLC's Located Variable from Bacnet Object's Present Value if Out_Of_Service is true |
|
601 if (AV_Descr[i].Out_Of_Service) |
|
602 continue; |
|
603 |
|
604 // copy the value |
|
605 *(AV_Descr[i].Located_Var_ptr) = Analog_Value_Present_Value(AV_Descr[i].Object_Identifier); |
|
606 } |
|
607 } |
|
608 |
|
609 |
|
610 |
|
611 void Analog_Value_Copy_Located_Var_to_Present_Value(void) { |
|
612 unsigned i; |
|
613 for (i = 0; i < MAX_ANALOG_VALUES; i++) { |
|
614 // decouple PLC's Located Variable from Bacnet Object's Present Value if Out_Of_Service is true |
|
615 if (AV_Descr[i].Out_Of_Service) |
|
616 continue; |
|
617 |
|
618 // copy the value |
|
619 AV_Descr[i].Present_Value[BACNET_MAX_PRIORITY-1] = *(AV_Descr[i].Located_Var_ptr); |
|
620 } |
|
621 } |
|
622 |