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Экспортировать ветвь реестра

Советы » Реестр » Экспортировать ветвь реестра

unit

RegExpo; interface

uses

Windows, rRegistry, Classes, SysUtils; {$I-} {$LONGSTRINGS ON} { Regexpo Author : Arthur Hoornweg (arthur.hoornweg@email.de) Version : 1.00, May 1998 O/S : Windows 95, 98, ME, NT, 2000, XP Delphi 2+ Function : This unit allows you to backup a branch of the registry into a *.REG file, that is compatible with "regedit". Double-clicking such a file in the explorer will import it. Example: ExportRegistryBranch(HKEY_LOCAL_MACHINE,'SOFTWAREBorlandDelphi','A:DELPHI.REG') (c) 1998 A.M. Hoornweg. All rights reserved. You may use this software for all purposes, both commercial and noncommercial, as long as proper credit is given. The sourcecode may be distributed freely, as long as this copyright is included and no more than a marginal fee is asked. Disclaimer: I accept no responsibility whatsoever for any damages caused by these routines. Use them at your own risk. If you find any bugs, please let me know. } procedure

ExportRegistryBranch(Rootsection: Integer; regroot: string

; FileName: string

); implementation

function

dblBackSlash(t: string

): string

; var

k: longint; begin

Result := t; {Strings are not allowed to have} for

k := Length(t) downto

1 do

{single backslashes} if

Result[k] = '' then

Insert('', Result, k); end

; procedure

ExportRegistryBranch(rootsection: Integer; Regroot: string

; FileName: string

); var

reg: TRegistry; f: Textfile; p: PChar; procedure

ProcessBranch(root: string

); {recursive sub-procedure} var

values, keys: TStringList; i, j, k: longint; s, t: string

; {longstrings are on the heap, not on the stack!} begin

Writeln(f); {write blank line} case

rootsection of

HKEY_CLASSES_ROOT: s := 'HKEY_CLASSES_ROOT'; HKEY_CURRENT_USER: s := 'HKEY_CURRENT_USER'; HKEY_LOCAL_MACHINE: s := 'HKEY_LOCAL_MACHINE'; HKEY_USERS: s := 'HKEY_USERS'; HKEY_PERFORMANCE_DATA: s := 'HKEY_PERFORMANCE_DATA'; HKEY_CURRENT_CONFIG: s := 'HKEY_CURRENT_CONFIG'; HKEY_DYN_DATA: s := 'HKEY_DYN_DATA'; end

; Writeln(f, '[' + s + '' + root + ']'); {write section name in brackets} reg.OpenKey(root, False); try

values := TStringList.Create; try

keys := TStringList.Create; try

reg.GetValuenames(values); {get all value names} reg.GetKeynames(keys); {get all sub-branches} for

i := 0 to

values.Count - 1 do

{write all the values first} begin

s := values[i]; t := s; {s=value name} if

s = '' then

s := '@' {empty means "default value", write as @} else

s := '"' + s + '"'; {else put in quotes} Write

(f, dblbackslash(s) + '='); {write the name of the key to the file} case

reg.Getdatatype(t) of

{What type of data is it?} rdString, rdExpandString: {String-type} Writeln(f, '"' + dblbackslash(reg.ReadString(t) + '"')); rdInteger: {32-bit unsigned long integer} Writeln(f, 'dword:' + IntToHex(reg.readinteger(t), 8)); {write an array of hex bytes if data is "binary." Perform a line feed after approx. 25 numbers so the line length stays within limits} rdBinary: begin

Write

(f, 'hex:'); j := reg.GetDataSize(t); {determine size} GetMem(p, j); {Allocate memory} reg.ReadBinaryData(t, p^, J); {read in the data, treat as pchar} for

k := 0 to

j - 1 do

begin

Write

(f, IntToHex(Byte(p[k]), 2)); {Write byte as hex} if

k <> j - 1 then

{not yet last byte?} begin

Write

(f, ','); {then write Comma} if

(k > 0) and

((k mod

25) = 0) {line too long?} then

Writeln(f, ''); {then write Backslash +lf} end

; {if} end

; {for} FreeMem(p, j); {free the memory} Writeln(f); {Linefeed} end

; else

Writeln(f, '""'); {write an empty string if datatype illegal/unknown} end

;{case} end

; {for} finally

reg.CloseKey; end

; finally

{value names all done, no longer needed} values.Free; end

; {Now al values are written, we process all subkeys} {Perform this process RECURSIVELY...} for

i := 0 to

keys.Count - 1 do

ProcessBranch(root + '' + keys[i]); finally

keys.Free; {this branch is ready} end

; end

; { ProcessBranch} begin

if

RegRoot[Length(Regroot)] = '' then

{No trailing backslash} SetLength(regroot, Length(Regroot) - 1); Assignfile(f, FileName); {create a text file} Rewrite(f); if

ioResult <> 0 then

Exit; Writeln(f, 'REGEDIT4'); {"magic key" for regedit} reg := TRegistry.Create; try

reg.Rootkey := Rootsection; {Call the function that writes the branch and all subbranches} ProcessBranch(Regroot); finally

reg.Free; {ready} Close(f); end

; end

; end

.

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