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Rev | Author | Line No. | Line |
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68 | daniel-mar | 1 | unit UD2_Obj; |
2 | |||
3 | interface |
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4 | |||
5 | {$IF CompilerVersion >= 25.0} |
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6 | {$LEGACYIFEND ON} |
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7 | {$IFEND} |
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8 | |||
70 | daniel-mar | 9 | {$INCLUDE 'UserDetect2.inc'} |
10 | |||
68 | daniel-mar | 11 | uses |
71 | daniel-mar | 12 | Windows, SysUtils, Classes, IniFiles, Contnrs, Dialogs, UD2_PluginIntf, |
13 | UD2_PluginStatus; |
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68 | daniel-mar | 14 | |
15 | const |
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69 | daniel-mar | 16 | cchBufferSize = 32768; |
68 | daniel-mar | 17 | |
18 | type |
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19 | TUD2Plugin = class(TObject) |
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20 | protected |
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21 | FDetectedIdentifications: TObjectList{<TUD2IdentificationEntry>}; |
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22 | public |
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23 | PluginDLL: string; |
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24 | PluginGUID: TGUID; |
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25 | PluginName: WideString; |
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26 | PluginVendor: WideString; |
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27 | PluginVersion: WideString; |
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28 | IdentificationMethodName: WideString; |
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70 | daniel-mar | 29 | |
30 | // ONLY contains the non-failure status code of IdentificationStringW |
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31 | IdentificationProcedureStatusCode: UD2_STATUS; |
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32 | IdentificationProcedureStatusCodeDescribed: WideString; |
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33 | |||
69 | daniel-mar | 34 | Time: Cardinal; |
68 | daniel-mar | 35 | function PluginGUIDString: string; |
36 | property DetectedIdentifications: TObjectList{<TUD2IdentificationEntry>} |
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37 | read FDetectedIdentifications; |
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38 | destructor Destroy; override; |
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39 | constructor Create; |
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40 | procedure AddIdentification(IdStr: WideString); |
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41 | end; |
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42 | |||
43 | TUD2IdentificationEntry = class(TObject) |
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44 | private |
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45 | FIdentificationString: WideString; |
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46 | FPlugin: TUD2Plugin; |
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47 | public |
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48 | property IdentificationString: WideString read FIdentificationString; |
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49 | property Plugin: TUD2Plugin read FPlugin; |
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50 | function GetPrimaryIdName: WideString; |
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51 | procedure GetIdNames(sl: TStrings); |
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52 | constructor Create(AIdentificationString: WideString; APlugin: TUD2Plugin); |
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53 | end; |
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54 | |||
55 | TUD2 = class(TObject) |
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56 | private |
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70 | daniel-mar | 57 | {$IFDEF CHECK_FOR_SAME_PLUGIN_GUID} |
68 | daniel-mar | 58 | FGUIDLookup: TStrings; |
70 | daniel-mar | 59 | {$ENDIF} |
68 | daniel-mar | 60 | protected |
61 | FLoadedPlugins: TObjectList{<TUD2Plugin>}; |
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62 | FIniFile: TMemIniFile; |
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63 | FErrors: TStrings; |
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64 | FIniFileName: string; |
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65 | public |
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66 | property IniFileName: string read FIniFileName; |
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67 | property Errors: TStrings read FErrors; |
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68 | property LoadedPlugins: TObjectList{<TUD2Plugin>} read FLoadedPlugins; |
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69 | property IniFile: TMemIniFile read FIniFile; |
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70 | procedure GetCommandList(ShortTaskName: string; outSL: TStrings); |
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71 | procedure HandlePluginDir(APluginDir: string); |
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72 | procedure GetTaskListing(outSL: TStrings); |
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73 | constructor Create(AIniFileName: string); |
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74 | destructor Destroy; override; |
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75 | function TaskExists(ShortTaskName: string): boolean; |
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76 | function ReadMetatagString(ShortTaskName, MetatagName: string; |
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77 | DefaultVal: string): string; |
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78 | function ReadMetatagBool(ShortTaskName, MetatagName: string; |
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79 | DefaultVal: string): boolean; |
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80 | function GetTaskName(AShortTaskName: string): string; |
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71 | daniel-mar | 81 | class function GenericErrorLookup(grStatus: UD2_STATUS): string; |
68 | daniel-mar | 82 | end; |
83 | |||
84 | implementation |
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85 | |||
86 | uses |
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70 | daniel-mar | 87 | UD2_Utils; |
68 | daniel-mar | 88 | |
69 | daniel-mar | 89 | type |
90 | TUD2PluginLoader = class(TThread) |
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91 | protected |
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92 | dllFile: string; |
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93 | lngID: LANGID; |
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94 | procedure Execute; override; |
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70 | daniel-mar | 95 | function HandleDLL: boolean; |
69 | daniel-mar | 96 | public |
97 | pl: TUD2Plugin; |
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98 | Errors: TStringList; |
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99 | constructor Create(Suspended: boolean; DLL: string; alngid: LANGID); |
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100 | destructor Destroy; override; |
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101 | end; |
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102 | |||
71 | daniel-mar | 103 | class function TUD2.GenericErrorLookup(grStatus: UD2_STATUS): string; |
68 | daniel-mar | 104 | resourcestring |
71 | daniel-mar | 105 | LNG_STATUS_OK_UNSPECIFIED = 'Unspecified generic success'; |
106 | LNG_STATUS_OK_SINGLELINE = 'Operation successful; one identifier returned'; |
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107 | LNG_STATUS_OK_MULTILINE = 'Operation successful; multiple identifiers returned'; |
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69 | daniel-mar | 108 | |
71 | daniel-mar | 109 | LNG_STATUS_NOTAVAIL_UNSPECIFIED = 'Unspecified generic "not available" status'; |
110 | LNG_STATUS_NOTAVAIL_OS_NOT_SUPPORTED = 'Operating system not supported'; |
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111 | LNG_STATUS_NOTAVAIL_HW_NOT_SUPPORTED = 'Hardware not supported'; |
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112 | LNG_STATUS_NOTAVAIL_NO_ENTITIES = 'No entities to identify'; |
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113 | LNG_STATUS_NOTAVAIL_WINAPI_CALL_FAILURE = 'A Windows API call failed. Message: %s'; |
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69 | daniel-mar | 114 | |
71 | daniel-mar | 115 | LNG_STATUS_ERROR_UNSPECIFIED = 'Unspecified generic error'; |
116 | LNG_STATUS_ERROR_BUFFER_TOO_SMALL = 'The provided buffer is too small!'; |
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117 | LNG_STATUS_ERROR_INVALID_ARGS = 'The function received invalid arguments!'; |
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118 | LNG_STATUS_ERROR_PLUGIN_NOT_LICENSED = 'The plugin is not licensed'; |
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69 | daniel-mar | 119 | |
71 | daniel-mar | 120 | LNG_UNKNOWN_SUCCESS = 'Unknown "success" status code %s'; |
121 | LNG_UNKNOWN_NOTAVAIL = 'Unknown "not available" status code %s'; |
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122 | LNG_UNKNOWN_FAILED = 'Unknown "failure" status code %s'; |
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123 | LNG_UNKNOWN_STATUS = 'Unknown status code with unexpected category: %s'; |
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68 | daniel-mar | 124 | begin |
71 | daniel-mar | 125 | if UD2_STATUS_Equal(grStatus, UD2_STATUS_OK_UNSPECIFIED, false) then result := LNG_STATUS_OK_UNSPECIFIED |
126 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_OK_SINGLELINE, false) then result := LNG_STATUS_OK_SINGLELINE |
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127 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_OK_MULTILINE, false) then result := LNG_STATUS_OK_MULTILINE |
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69 | daniel-mar | 128 | |
71 | daniel-mar | 129 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_NOTAVAIL_UNSPECIFIED, false) then result := LNG_STATUS_NOTAVAIL_UNSPECIFIED |
130 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_NOTAVAIL_OS_NOT_SUPPORTED, false) then result := LNG_STATUS_NOTAVAIL_OS_NOT_SUPPORTED |
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131 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_NOTAVAIL_HW_NOT_SUPPORTED, false) then result := LNG_STATUS_NOTAVAIL_HW_NOT_SUPPORTED |
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132 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_NOTAVAIL_NO_ENTITIES, false) then result := LNG_STATUS_NOTAVAIL_NO_ENTITIES |
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133 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_NOTAVAIL_WINAPI_CALL_FAILURE, false) then result := Format(LNG_STATUS_NOTAVAIL_WINAPI_CALL_FAILURE, [FormatOSError(grStatus.dwExtraInfo)]) |
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69 | daniel-mar | 134 | |
71 | daniel-mar | 135 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_FAILURE_UNSPECIFIED, false) then result := LNG_STATUS_ERROR_UNSPECIFIED |
136 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_FAILURE_BUFFER_TOO_SMALL, false) then result := LNG_STATUS_ERROR_BUFFER_TOO_SMALL |
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137 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_FAILURE_INVALID_ARGS, false) then result := LNG_STATUS_ERROR_INVALID_ARGS |
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138 | else if UD2_STATUS_Equal(grStatus, UD2_STATUS_FAILURE_PLUGIN_NOT_LICENSED, false) then result := LNG_STATUS_ERROR_PLUGIN_NOT_LICENSED |
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69 | daniel-mar | 139 | |
71 | daniel-mar | 140 | else if grStatus.wCategory = UD2_STATUSCAT_SUCCESS then result := Format(LNG_UNKNOWN_SUCCESS, [UD2_STATUS_FormatStatusCode(grStatus)]) |
141 | else if grStatus.wCategory = UD2_STATUSCAT_NOT_AVAIL then result := Format(LNG_UNKNOWN_NOTAVAIL, [UD2_STATUS_FormatStatusCode(grStatus)]) |
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142 | else if grStatus.wCategory = UD2_STATUSCAT_FAILED then result := Format(LNG_UNKNOWN_FAILED, [UD2_STATUS_FormatStatusCode(grStatus)]) |
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143 | else result := Format(LNG_UNKNOWN_STATUS, [UD2_STATUS_FormatStatusCode(grStatus)]); |
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68 | daniel-mar | 144 | end; |
145 | |||
146 | { TUD2Plugin } |
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147 | |||
148 | function TUD2Plugin.PluginGUIDString: string; |
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149 | begin |
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150 | result := UpperCase(GUIDToString(PluginGUID)); |
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151 | end; |
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152 | |||
153 | procedure TUD2Plugin.AddIdentification(IdStr: WideString); |
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154 | begin |
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155 | DetectedIdentifications.Add(TUD2IdentificationEntry.Create(IdStr, Self)) |
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156 | end; |
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157 | |||
158 | destructor TUD2Plugin.Destroy; |
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159 | begin |
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160 | DetectedIdentifications.Free; |
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161 | inherited; |
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162 | end; |
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163 | |||
164 | constructor TUD2Plugin.Create; |
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165 | begin |
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166 | inherited Create; |
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167 | FDetectedIdentifications := TObjectList{<TUD2IdentificationEntry>}.Create(true); |
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168 | end; |
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169 | |||
170 | { TUD2IdentificationEntry } |
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171 | |||
172 | function TUD2IdentificationEntry.GetPrimaryIdName: WideString; |
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173 | begin |
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174 | result := Plugin.IdentificationMethodName+':'+IdentificationString; |
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175 | end; |
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176 | |||
177 | procedure TUD2IdentificationEntry.GetIdNames(sl: TStrings); |
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178 | begin |
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179 | sl.Add(GetPrimaryIdName); |
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180 | sl.Add(UpperCase(Plugin.IdentificationMethodName)+':'+IdentificationString); |
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181 | sl.Add(LowerCase(Plugin.IdentificationMethodName)+':'+IdentificationString); |
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182 | sl.Add(UpperCase(Plugin.PluginGUIDString)+':'+IdentificationString); |
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183 | sl.Add(LowerCase(Plugin.PluginGUIDString)+':'+IdentificationString); |
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184 | end; |
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185 | |||
186 | constructor TUD2IdentificationEntry.Create(AIdentificationString: WideString; |
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187 | APlugin: TUD2Plugin); |
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188 | begin |
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189 | inherited Create; |
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190 | FIdentificationString := AIdentificationString; |
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191 | FPlugin := APlugin; |
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192 | end; |
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193 | |||
194 | { TUD2 } |
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195 | |||
69 | daniel-mar | 196 | procedure TUD2.HandlePluginDir(APluginDir: string); |
197 | Var |
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198 | SR: TSearchRec; |
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199 | path: string; |
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70 | daniel-mar | 200 | pluginLoader: TUD2PluginLoader; |
69 | daniel-mar | 201 | tob: TObjectList; |
68 | daniel-mar | 202 | i: integer; |
70 | daniel-mar | 203 | {$IFDEF CHECK_FOR_SAME_PLUGIN_GUID} |
204 | sPluginID, prevDLL: string; |
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205 | {$ENDIF} |
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69 | daniel-mar | 206 | lngid: LANGID; |
68 | daniel-mar | 207 | resourcestring |
208 | LNG_PLUGINS_SAME_GUID = 'Attention: The plugin "%s" and the plugin "%s" have the same identification GUID. The latter will not be loaded.'; |
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209 | begin |
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69 | daniel-mar | 210 | tob := TObjectList.Create; |
68 | daniel-mar | 211 | try |
69 | daniel-mar | 212 | tob.OwnsObjects := false; |
68 | daniel-mar | 213 | |
69 | daniel-mar | 214 | lngID := GetSystemDefaultLangID; |
68 | daniel-mar | 215 | |
69 | daniel-mar | 216 | path := IncludeTrailingPathDelimiter(APluginDir); |
217 | if FindFirst(path + '*.dll', 0, SR) = 0 then |
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68 | daniel-mar | 218 | begin |
219 | try |
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69 | daniel-mar | 220 | repeat |
221 | try |
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222 | tob.Add(TUD2PluginLoader.Create(false, path+sr.Name, lngid)); |
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223 | except |
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224 | on E: Exception do |
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225 | begin |
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226 | MessageDlg(E.Message, mtError, [mbOK], 0); |
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227 | end; |
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228 | end; |
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229 | until FindNext(SR) <> 0; |
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68 | daniel-mar | 230 | finally |
69 | daniel-mar | 231 | FindClose(SR); |
68 | daniel-mar | 232 | end; |
233 | end; |
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234 | |||
69 | daniel-mar | 235 | for i := 0 to tob.count-1 do |
68 | daniel-mar | 236 | begin |
70 | daniel-mar | 237 | pluginLoader := tob.items[i] as TUD2PluginLoader; |
238 | pluginLoader.WaitFor; |
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239 | Errors.AddStrings(pluginLoader.Errors); |
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240 | {$IFDEF CHECK_FOR_SAME_PLUGIN_GUID} |
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241 | if Assigned(pluginLoader.pl) then |
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68 | daniel-mar | 242 | begin |
70 | daniel-mar | 243 | sPluginID := GUIDToString(pluginLoader.pl.PluginGUID); |
244 | prevDLL := FGUIDLookup.Values[sPluginID]; |
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245 | if (prevDLL <> '') and (prevDLL <> pluginLoader.pl.PluginDLL) then |
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69 | daniel-mar | 246 | begin |
70 | daniel-mar | 247 | Errors.Add(Format(LNG_PLUGINS_SAME_GUID, [prevDLL, pluginLoader.pl.PluginDLL])); |
248 | pluginLoader.pl.Free; |
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69 | daniel-mar | 249 | end |
250 | else |
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251 | begin |
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70 | daniel-mar | 252 | FGUIDLookup.Values[sPluginID] := pluginLoader.pl.PluginDLL; |
253 | LoadedPlugins.Add(pluginLoader.pl); |
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69 | daniel-mar | 254 | end; |
68 | daniel-mar | 255 | end; |
70 | daniel-mar | 256 | {$ENDIF} |
257 | pluginLoader.Free; |
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68 | daniel-mar | 258 | end; |
259 | finally |
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69 | daniel-mar | 260 | tob.free; |
68 | daniel-mar | 261 | end; |
262 | end; |
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263 | |||
264 | destructor TUD2.Destroy; |
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265 | begin |
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266 | FIniFile.Free; |
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267 | FLoadedPlugins.Free; |
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70 | daniel-mar | 268 | {$IFDEF CHECK_FOR_SAME_PLUGIN_GUID} |
68 | daniel-mar | 269 | FGUIDLookup.Free; |
70 | daniel-mar | 270 | {$ENDIF} |
68 | daniel-mar | 271 | FErrors.Free; |
272 | end; |
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273 | |||
274 | constructor TUD2.Create(AIniFileName: string); |
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275 | begin |
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276 | FIniFileName := AIniFileName; |
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277 | FLoadedPlugins := TObjectList{<TUD2Plugin>}.Create(true); |
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278 | FIniFile := TMemIniFile.Create(IniFileName); |
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70 | daniel-mar | 279 | {$IFDEF CHECK_FOR_SAME_PLUGIN_GUID} |
68 | daniel-mar | 280 | FGUIDLookup := TStringList.Create; |
70 | daniel-mar | 281 | {$ENDIF} |
68 | daniel-mar | 282 | FErrors := TStringList.Create; |
283 | end; |
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284 | |||
285 | function TUD2.GetTaskName(AShortTaskName: string): string; |
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69 | daniel-mar | 286 | resourcestring |
287 | LNG_NO_DESCRIPTION = '(%s)'; |
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68 | daniel-mar | 288 | begin |
69 | daniel-mar | 289 | result := FIniFile.ReadString(AShortTaskName, 'Description', Format(LNG_NO_DESCRIPTION, [AShortTaskName])); |
68 | daniel-mar | 290 | end; |
291 | |||
292 | procedure TUD2.GetTaskListing(outSL: TStrings); |
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293 | var |
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294 | sl: TStringList; |
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295 | i: integer; |
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296 | desc: string; |
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297 | begin |
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298 | sl := TStringList.Create; |
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299 | try |
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300 | FIniFile.ReadSections(sl); |
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301 | for i := 0 to sl.Count-1 do |
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302 | begin |
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303 | desc := GetTaskName(sl.Strings[i]); |
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304 | outSL.Values[sl.Strings[i]] := desc; |
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305 | end; |
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306 | finally |
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307 | sl.Free; |
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308 | end; |
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309 | end; |
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310 | |||
311 | function TUD2.TaskExists(ShortTaskName: string): boolean; |
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312 | begin |
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313 | result := FIniFile.SectionExists(ShortTaskName); |
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314 | end; |
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315 | |||
316 | function TUD2.ReadMetatagString(ShortTaskName, MetatagName: string; |
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317 | DefaultVal: string): string; |
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318 | begin |
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319 | result := IniFile.ReadString(ShortTaskName, MetatagName, DefaultVal); |
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320 | end; |
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321 | |||
322 | function TUD2.ReadMetatagBool(ShortTaskName, MetatagName: string; |
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323 | DefaultVal: string): boolean; |
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324 | begin |
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325 | // DefaultVal is a string, because we want to allow an empty string, in case the |
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326 | // user wishes an Exception in case the string is not a valid boolean string |
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327 | result := BetterInterpreteBool(IniFile.ReadString(ShortTaskName, MetatagName, DefaultVal)); |
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328 | end; |
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329 | |||
330 | (* |
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331 | |||
332 | NAMING EXAMPLE: ComputerName:ABC&&User:John=calc.exe |
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333 | |||
334 | idTerm: ComputerName:ABC&&User:John |
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335 | idName: ComputerName:ABC |
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336 | IdMethodName: ComputerName |
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337 | IdStr ABC |
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338 | cmd: calc.exe |
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339 | |||
340 | *) |
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341 | |||
342 | procedure TUD2.GetCommandList(ShortTaskName: string; outSL: TStrings); |
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343 | var |
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344 | i, j: integer; |
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345 | cmd: string; |
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346 | idTerm, idName: WideString; |
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347 | slSV, slIdNames: TStrings; |
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348 | x: TArrayOfString; |
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349 | nameVal: TArrayOfString; |
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350 | FulfilsEverySubterm: boolean; |
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351 | pl: TUD2Plugin; |
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352 | ude: TUD2IdentificationEntry; |
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353 | begin |
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354 | SetLength(x, 0); |
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355 | SetLength(nameVal, 0); |
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356 | |||
357 | slIdNames := TStringList.Create; |
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358 | try |
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359 | for i := 0 to LoadedPlugins.Count-1 do |
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360 | begin |
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361 | pl := LoadedPlugins.Items[i] as TUD2Plugin; |
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362 | for j := 0 to pl.DetectedIdentifications.Count-1 do |
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363 | begin |
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364 | ude := pl.DetectedIdentifications.Items[j] as TUD2IdentificationEntry; |
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365 | ude.GetIdNames(slIdNames); |
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366 | end; |
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367 | end; |
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368 | |||
369 | slSV := TStringList.Create; |
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370 | try |
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371 | FIniFile.ReadSectionValues(ShortTaskName, slSV); |
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372 | for j := 0 to slSV.Count-1 do |
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373 | begin |
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374 | // We are doing the interpretation of the line ourselves, because |
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375 | // TStringList.Values[] would not allow multiple command lines with the |
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376 | // same key (idTerm) |
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377 | nameVal := SplitString('=', slSV.Strings[j]); |
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378 | idTerm := nameVal[0]; |
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379 | cmd := nameVal[1]; |
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380 | |||
381 | if Pos(':', idTerm) = 0 then Continue; |
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382 | x := SplitString('&&', idTerm); |
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383 | FulfilsEverySubterm := true; |
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384 | for i := Low(x) to High(x) do |
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385 | begin |
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386 | idName := x[i]; |
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387 | |||
388 | if slIdNames.IndexOf(idName) = -1 then |
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389 | begin |
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390 | FulfilsEverySubterm := false; |
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391 | break; |
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392 | end; |
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393 | end; |
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394 | |||
395 | if FulfilsEverySubterm then outSL.Add(cmd); |
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396 | end; |
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397 | finally |
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398 | slSV.Free; |
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399 | end; |
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400 | finally |
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401 | slIdNames.Free; |
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402 | end; |
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403 | end; |
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404 | |||
69 | daniel-mar | 405 | { TUD2PluginLoader } |
406 | |||
407 | procedure TUD2PluginLoader.Execute; |
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408 | begin |
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409 | inherited; |
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410 | |||
411 | HandleDLL; |
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412 | end; |
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413 | |||
414 | constructor TUD2PluginLoader.Create(Suspended: boolean; DLL: string; alngid: LANGID); |
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415 | begin |
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416 | inherited Create(Suspended); |
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417 | dllfile := dll; |
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418 | pl := nil; |
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419 | Errors := TStringList.Create; |
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420 | lngid := alngid; |
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421 | end; |
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422 | |||
423 | destructor TUD2PluginLoader.Destroy; |
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424 | begin |
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425 | Errors.Free; |
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426 | inherited; |
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427 | end; |
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428 | |||
70 | daniel-mar | 429 | function TUD2PluginLoader.HandleDLL: boolean; |
69 | daniel-mar | 430 | var |
431 | sIdentifier: WideString; |
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432 | sIdentifiers: TArrayOfString; |
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433 | buf: array[0..cchBufferSize-1] of WideChar; |
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434 | sPluginConfigFile: string; |
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435 | iniConfig: TINIFile; |
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436 | sOverrideGUID: string; |
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437 | pluginIDfound: boolean; |
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438 | pluginInterfaceID: TGUID; |
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70 | daniel-mar | 439 | dllHandle: Cardinal; |
69 | daniel-mar | 440 | fPluginInterfaceID: TFuncPluginInterfaceID; |
441 | fPluginIdentifier: TFuncPluginIdentifier; |
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442 | fPluginNameW: TFuncPluginNameW; |
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443 | fPluginVendorW: TFuncPluginVendorW; |
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444 | fPluginVersionW: TFuncPluginVersionW; |
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445 | fIdentificationMethodNameW: TFuncIdentificationMethodNameW; |
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446 | fIdentificationStringW: TFuncIdentificationStringW; |
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447 | fCheckLicense: TFuncCheckLicense; |
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70 | daniel-mar | 448 | fDescribeOwnStatusCodeW: TFuncDescribeOwnStatusCodeW; |
69 | daniel-mar | 449 | statusCode: UD2_STATUS; |
450 | i: integer; |
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451 | starttime, endtime, time: cardinal; |
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70 | daniel-mar | 452 | |
453 | function _ErrorLookup(statusCode: UD2_STATUS): WideString; |
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454 | var |
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455 | ret: BOOL; |
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456 | begin |
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457 | ret := fDescribeOwnStatusCodeW(@buf, cchBufferSize, statusCode, lngID); |
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458 | if ret then |
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459 | begin |
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460 | result := PWideChar(@buf); |
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461 | Exit; |
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462 | end; |
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463 | result := TUD2.GenericErrorLookup(statusCode); |
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464 | end; |
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465 | |||
69 | daniel-mar | 466 | resourcestring |
467 | LNG_DLL_NOT_LOADED = 'Plugin DLL "%s" could not be loaded.'; |
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468 | LNG_METHOD_NOT_FOUND = 'Method "%s" not found in plugin "%s". The DLL is probably not a valid plugin DLL.'; |
||
469 | LNG_INVALID_PLUGIN = 'The plugin "%s" is not a valid plugin for this program version.'; |
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470 | LNG_METHOD_FAILURE = 'Error "%s" at method "%s" of plugin "%s".'; |
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471 | begin |
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70 | daniel-mar | 472 | result := false; |
69 | daniel-mar | 473 | startTime := GetTickCount; |
474 | |||
475 | dllHandle := LoadLibrary(PChar(dllFile)); |
||
476 | if dllHandle = 0 then |
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477 | begin |
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478 | Errors.Add(Format(LNG_DLL_NOT_LOADED, [dllFile])); |
||
479 | end; |
||
480 | try |
||
481 | @fPluginInterfaceID := GetProcAddress(dllHandle, mnPluginInterfaceID); |
||
482 | if not Assigned(fPluginInterfaceID) then |
||
483 | begin |
||
484 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnPluginInterfaceID, dllFile])); |
||
485 | Exit; |
||
486 | end; |
||
487 | pluginInterfaceID := fPluginInterfaceID(); |
||
488 | if not IsEqualGUID(pluginInterfaceID, GUID_USERDETECT2_IDPLUGIN_V1) then |
||
489 | begin |
||
490 | Errors.Add(Format(LNG_INVALID_PLUGIN, [dllFile])); |
||
491 | Exit; |
||
492 | end; |
||
493 | |||
494 | @fIdentificationStringW := GetProcAddress(dllHandle, mnIdentificationStringW); |
||
495 | if not Assigned(fIdentificationStringW) then |
||
496 | begin |
||
497 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnIdentificationStringW, dllFile])); |
||
498 | Exit; |
||
499 | end; |
||
500 | |||
501 | @fPluginNameW := GetProcAddress(dllHandle, mnPluginNameW); |
||
502 | if not Assigned(fPluginNameW) then |
||
503 | begin |
||
504 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnPluginNameW, dllFile])); |
||
505 | Exit; |
||
506 | end; |
||
507 | |||
508 | @fPluginVendorW := GetProcAddress(dllHandle, mnPluginVendorW); |
||
509 | if not Assigned(fPluginVendorW) then |
||
510 | begin |
||
511 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnPluginVendorW, dllFile])); |
||
512 | Exit; |
||
513 | end; |
||
514 | |||
515 | @fPluginVersionW := GetProcAddress(dllHandle, mnPluginVersionW); |
||
516 | if not Assigned(fPluginVersionW) then |
||
517 | begin |
||
518 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnPluginVersionW, dllFile])); |
||
519 | Exit; |
||
520 | end; |
||
521 | |||
522 | @fCheckLicense := GetProcAddress(dllHandle, mnCheckLicense); |
||
523 | if not Assigned(fCheckLicense) then |
||
524 | begin |
||
525 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnCheckLicense, dllFile])); |
||
526 | Exit; |
||
527 | end; |
||
528 | |||
529 | @fIdentificationMethodNameW := GetProcAddress(dllHandle, mnIdentificationMethodNameW); |
||
530 | if not Assigned(fIdentificationMethodNameW) then |
||
531 | begin |
||
532 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnIdentificationMethodNameW, dllFile])); |
||
533 | Exit; |
||
534 | end; |
||
535 | |||
70 | daniel-mar | 536 | @fDescribeOwnStatusCodeW := GetProcAddress(dllHandle, mnDescribeOwnStatusCodeW); |
537 | if not Assigned(fDescribeOwnStatusCodeW) then |
||
538 | begin |
||
539 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnDescribeOwnStatusCodeW, dllFile])); |
||
540 | Exit; |
||
541 | end; |
||
542 | |||
69 | daniel-mar | 543 | pl := TUD2Plugin.Create; |
544 | pl.PluginDLL := dllFile; |
||
545 | |||
546 | pluginIDfound := false; |
||
547 | sPluginConfigFile := ChangeFileExt(dllFile, '.ini'); |
||
548 | if FileExists(sPluginConfigFile) then |
||
549 | begin |
||
550 | iniConfig := TIniFile.Create(sPluginConfigFile); |
||
551 | try |
||
552 | sOverrideGUID := iniConfig.ReadString('Compatibility', 'OverrideGUID', ''); |
||
553 | if sOverrideGUID <> '' then |
||
554 | begin |
||
555 | pl.PluginGUID := StringToGUID(sOverrideGUID); |
||
556 | pluginIDfound := true; |
||
557 | end; |
||
558 | finally |
||
559 | iniConfig.Free; |
||
560 | end; |
||
561 | end; |
||
562 | |||
563 | if not pluginIDfound then |
||
564 | begin |
||
565 | @fPluginIdentifier := GetProcAddress(dllHandle, mnPluginIdentifier); |
||
566 | if not Assigned(fPluginIdentifier) then |
||
567 | begin |
||
568 | Errors.Add(Format(LNG_METHOD_NOT_FOUND, [mnPluginIdentifier, dllFile])); |
||
569 | Exit; |
||
570 | end; |
||
571 | pl.PluginGUID := fPluginIdentifier(); |
||
572 | end; |
||
573 | |||
574 | statusCode := fCheckLicense(nil); |
||
71 | daniel-mar | 575 | if statusCode.wCategory = UD2_STATUSCAT_FAILED then |
69 | daniel-mar | 576 | begin |
70 | daniel-mar | 577 | Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnCheckLicense, dllFile])); |
69 | daniel-mar | 578 | Exit; |
579 | end; |
||
580 | |||
581 | statusCode := fPluginNameW(@buf, cchBufferSize, lngID); |
||
71 | daniel-mar | 582 | if statusCode.wCategory = UD2_STATUSCAT_SUCCESS then pl.PluginName := PWideChar(@buf) |
583 | else if statusCode.wCategory = UD2_STATUSCAT_NOT_AVAIL then pl.PluginName := '' |
||
69 | daniel-mar | 584 | else |
585 | begin |
||
70 | daniel-mar | 586 | Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnPluginNameW, dllFile])); |
69 | daniel-mar | 587 | Exit; |
588 | end; |
||
589 | |||
590 | statusCode := fPluginVendorW(@buf, cchBufferSize, lngID); |
||
71 | daniel-mar | 591 | if statusCode.wCategory = UD2_STATUSCAT_SUCCESS then pl.PluginVendor := PWideChar(@buf) |
592 | else if statusCode.wCategory = UD2_STATUSCAT_NOT_AVAIL then pl.PluginVendor := '' |
||
69 | daniel-mar | 593 | else |
594 | begin |
||
70 | daniel-mar | 595 | Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnPluginVendorW, dllFile])); |
69 | daniel-mar | 596 | Exit; |
597 | end; |
||
598 | |||
599 | statusCode := fPluginVersionW(@buf, cchBufferSize, lngID); |
||
71 | daniel-mar | 600 | if statusCode.wCategory = UD2_STATUSCAT_SUCCESS then pl.PluginVersion := PWideChar(@buf) |
601 | else if statusCode.wCategory = UD2_STATUSCAT_NOT_AVAIL then pl.PluginVersion := '' |
||
69 | daniel-mar | 602 | else |
603 | begin |
||
70 | daniel-mar | 604 | Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnPluginVersionW, dllFile])); |
69 | daniel-mar | 605 | Exit; |
606 | end; |
||
607 | |||
608 | statusCode := fIdentificationMethodNameW(@buf, cchBufferSize); |
||
71 | daniel-mar | 609 | if statusCode.wCategory = UD2_STATUSCAT_SUCCESS then pl.IdentificationMethodName := PWideChar(@buf) |
610 | else if statusCode.wCategory = UD2_STATUSCAT_NOT_AVAIL then pl.IdentificationMethodName := '' |
||
69 | daniel-mar | 611 | else |
612 | begin |
||
70 | daniel-mar | 613 | Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnIdentificationMethodNameW, dllFile])); |
69 | daniel-mar | 614 | Exit; |
615 | end; |
||
616 | |||
617 | statusCode := fIdentificationStringW(@buf, cchBufferSize); |
||
70 | daniel-mar | 618 | pl.IdentificationProcedureStatusCode := statusCode; |
619 | pl.IdentificationProcedureStatusCodeDescribed := _ErrorLookup(statusCode); |
||
71 | daniel-mar | 620 | if statusCode.wCategory = UD2_STATUSCAT_SUCCESS then |
69 | daniel-mar | 621 | begin |
622 | sIdentifier := PWideChar(@buf); |
||
71 | daniel-mar | 623 | if UD2_STATUS_Equal(statusCode, UD2_STATUS_OK_MULTILINE, false) then |
69 | daniel-mar | 624 | begin |
70 | daniel-mar | 625 | // Multiple identifiers (e.g. multiple MAC addresses are delimited via UD2_MULTIPLE_ITEMS_DELIMITER) |
69 | daniel-mar | 626 | SetLength(sIdentifiers, 0); |
627 | sIdentifiers := SplitString(UD2_MULTIPLE_ITEMS_DELIMITER, sIdentifier); |
||
628 | for i := Low(sIdentifiers) to High(sIdentifiers) do |
||
629 | begin |
||
630 | pl.AddIdentification(sIdentifiers[i]); |
||
631 | end; |
||
632 | end |
||
633 | else |
||
634 | begin |
||
635 | pl.AddIdentification(sIdentifier); |
||
636 | end; |
||
637 | end |
||
71 | daniel-mar | 638 | else if statusCode.wCategory <> UD2_STATUSCAT_NOT_AVAIL then |
69 | daniel-mar | 639 | begin |
70 | daniel-mar | 640 | // Errors.Add(Format(LNG_METHOD_FAILURE, [_ErrorLookup(statusCode), mnIdentificationStringW, dllFile])); |
641 | Errors.Add(Format(LNG_METHOD_FAILURE, [pl.IdentificationProcedureStatusCodeDescribed, mnIdentificationStringW, dllFile])); |
||
69 | daniel-mar | 642 | Exit; |
643 | end; |
||
644 | |||
645 | endtime := GetTickCount; |
||
646 | time := endtime - starttime; |
||
647 | if endtime < starttime then time := High(Cardinal) - time; |
||
648 | pl.time := time; |
||
649 | |||
70 | daniel-mar | 650 | result := true; |
69 | daniel-mar | 651 | finally |
70 | daniel-mar | 652 | if not result and Assigned(pl) then FreeAndNil(pl); |
69 | daniel-mar | 653 | FreeLibrary(dllHandle); |
654 | end; |
||
655 | end; |
||
656 | |||
68 | daniel-mar | 657 | end. |