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https://github.com/reactos/reactos.git
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635 lines
12 KiB
C
635 lines
12 KiB
C
/* $Id: regnav.c,v 1.3 2000/05/28 17:44:53 ea Exp $
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*
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* regnav.c
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*
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* Copyright (c) 1998, 1999 Emanuele Aliberti
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*
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* --------------------------------------------------------------------
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*
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* This software is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this software; see the file COPYING.LIB. If
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* not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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* Cambridge, MA 02139, USA.
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*
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* --------------------------------------------------------------------
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* ReactOS system registry console navigation tool.
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*/
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//#define UNICODE
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#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <tchar.h>
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#include <assert.h>
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#include "win32err.h"
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#define INPUT_BUFFER_SIZE 512
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#define COMMAND_NOT_FOUND NULL
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#define CURRENT_PATH_SIZE 1024
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LPCTSTR STR_HKEY_CLASSES_ROOT = _TEXT("HKEY_CLASSES_ROOT");
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LPCTSTR STR_HKEY_CURRENT_USER = _TEXT("HKEY_CURRENT_USER");
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LPCTSTR STR_HKEY_LOCAL_MACHINE = _TEXT("HKEY_LOCAL_MACHINE");
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LPCTSTR STR_HKEY_USERS = _TEXT("HKEY_USERS");
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LPCTSTR STR_HKEY_CURRENT_CONFIG = _TEXT("HKEY_CURRENT_CONFIG");
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LPCTSTR STR_HKEY_PERFORMANCE_DATA = _TEXT("HKEY_PERFORMANCE_DATA");
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LPTSTR app_name = _TEXT("regnav");
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LPCTSTR app_ver = _TEXT("1.0.4");
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HANDLE CurrentWorkingKey = INVALID_HANDLE_VALUE; /* \ */
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TCHAR CurrentPath [CURRENT_PATH_SIZE] = _TEXT("\\");
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BOOL Done = FALSE;
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INT LastExitCode = 0;
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/* === COMMANDS === */
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#define CMDPROTOIF (int argc,LPTSTR argv[])
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typedef int (*CommandFunction) CMDPROTOIF;
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#define CMDPROTO(n) int n CMDPROTOIF
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typedef
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struct _COMMAND_DESCRIPTOR
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{
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LPCTSTR Name;
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LPCTSTR ShortDescription;
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LPCTSTR Usage;
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CommandFunction Command;
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int MinArgc;
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int MaxArgc;
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} COMMAND_DESCRIPTOR, * PCOMMAND_DESCRIPTOR;
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CMDPROTO(cmd_ck);
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CMDPROTO(cmd_exit);
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CMDPROTO(cmd_help);
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CMDPROTO(cmd_ls);
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CMDPROTO(cmd_pwk);
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CMDPROTO(cmd_ver);
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COMMAND_DESCRIPTOR
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CommandsTable [] =
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{
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{
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_TEXT("ck"),
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_TEXT("Change the working key."),
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_TEXT("CK key\n\nChange the working key."),
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cmd_ck,
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1,
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2
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},
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{
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_TEXT("exit"),
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_TEXT("Terminate the application."),
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_TEXT("EXIT\n\nTerminate the application."),
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cmd_exit,
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1,
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1
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},
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{
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_TEXT("help"),
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_TEXT("Print this commands summary, or a command's synopsis."),
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_TEXT("HELP [command]\n\nPrint commands summary, or a command's synopsis."),
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cmd_help,
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1,
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2
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},
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{
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_TEXT("ls"),
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_TEXT("List a key's values and subkeys."),
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_TEXT("LS [key]\n\nList a key's values and subkeys."),
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cmd_ls,
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1,
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2
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},
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{
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_TEXT("pwk"),
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_TEXT("Print the current working key."),
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_TEXT("PWK\n\nPrint the current working key."),
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cmd_pwk,
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1,
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1
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},
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{
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_TEXT("ver"),
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_TEXT("Print version information."),
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_TEXT("VER\n\nPrint version information."),
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cmd_ver,
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1,
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1
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},
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/* End of array marker */
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{ NULL }
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};
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/* === CMD MANAGER === */
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PCOMMAND_DESCRIPTOR
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DecodeVerb( LPCTSTR Name )
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{
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register int i;
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for ( i = 0;
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CommandsTable[i].Name;
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++i
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)
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{
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if (0 == lstrcmpi(CommandsTable[i].Name,Name))
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{
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return & CommandsTable[i];
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}
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}
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return COMMAND_NOT_FOUND;
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}
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/* === Visual key name manager */
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typedef
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struct _SPLIT_KEY_NAME
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{
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TCHAR Host [32];
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HANDLE Hive;
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TCHAR SubKey [_MAX_PATH];
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} SPLIT_KEY_NAME, * PSPLIT_KEY_NAME;
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PSPLIT_KEY_NAME
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ParseKeyName(
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LPTSTR KeyName,
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PSPLIT_KEY_NAME k
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)
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{
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TCHAR *r = KeyName;
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TCHAR *w = NULL;
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TCHAR SystemKey [64];
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assert(r && k);
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ZeroMemory( k, sizeof (SPLIT_KEY_NAME) );
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k->Hive = INVALID_HANDLE_VALUE;
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/* HOST */
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if (r[0] == _TEXT('\\') && r[1] == _TEXT('\\'))
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{
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for ( r += 2, w = k->Host;
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(*r && (*r != _TEXT('\\')));
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++r
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) {
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*w++ = *r;
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}
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if (w) *w = _TEXT('\0');
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}
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/* SYSTEM KEY */
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if (*r == _TEXT('\\')) ++r;
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for ( w = SystemKey;
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(*r && (*r != _TEXT('\\')));
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++r
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) {
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*w++ = *r;
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}
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if (w) *w = _TEXT('\0');
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if (0 == lstrcmpi(STR_HKEY_CLASSES_ROOT, SystemKey))
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{
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k->Hive = HKEY_CLASSES_ROOT;
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}
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else if (0 == lstrcmpi(STR_HKEY_CURRENT_USER, SystemKey))
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{
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k->Hive = HKEY_CURRENT_USER;
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}
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else if (0 == lstrcmpi(STR_HKEY_LOCAL_MACHINE, SystemKey))
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{
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k->Hive = HKEY_LOCAL_MACHINE;
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}
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else if (0 == lstrcmpi(STR_HKEY_USERS, SystemKey))
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{
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k->Hive = HKEY_USERS;
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}
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else if (0 == lstrcmpi(STR_HKEY_CURRENT_CONFIG, SystemKey))
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{
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k->Hive = HKEY_CURRENT_CONFIG;
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}
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else if (0 == lstrcmpi(STR_HKEY_PERFORMANCE_DATA, SystemKey))
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{
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k->Hive = HKEY_PERFORMANCE_DATA;
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}
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/* SUBKEY */
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if (*r == _TEXT('\\')) ++r;
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for ( w = k->SubKey;
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(*r);
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++r
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) {
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*w++ = *r;
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}
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if (w) *w = _TEXT('\0');
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/* OK */
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return k;
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}
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/* === COMMANDS === */
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/**********************************************************************
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* ck
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*
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* DESCRIPTION
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* Change the current working key.
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*/
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CMDPROTO(cmd_ck)
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{
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LONG rv;
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SPLIT_KEY_NAME k;
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if (0 == lstrcmp(argv[1], _TEXT("..")))
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{
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_tprintf( _TEXT("Change to parent not implemented yet.\n") );
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return EXIT_FAILURE;
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}
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if (INVALID_HANDLE_VALUE != CurrentWorkingKey)
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{
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RegCloseKey(CurrentWorkingKey);
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CurrentWorkingKey = INVALID_HANDLE_VALUE;
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}
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if (NULL == ParseKeyName(argv[1], &k))
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{
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return EXIT_FAILURE;
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}
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rv = RegOpenKeyEx(
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k.Hive, /* handle of open key */
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k.SubKey, /* address of name of subkey to open */
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0, /* reserved */
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(REGSAM) KEY_ENUMERATE_SUB_KEYS,/* security access mask */
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& CurrentWorkingKey /* address of handle of open key */
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);
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if (ERROR_SUCCESS != rv)
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{
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PrintWin32Error(L"RegOpenKeyEx",GetLastError());
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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}
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/**********************************************************************
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* exit
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*
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* DESCRIPTION
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* Terminate.
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*/
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CMDPROTO(cmd_exit)
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{
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Done = TRUE;
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_tprintf( _TEXT("Quitting...\n") );
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return EXIT_SUCCESS;
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}
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/**********************************************************************
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* help
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*
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* DESCRIPTION
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* Print help.
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*/
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CMDPROTO(cmd_help)
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{
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PCOMMAND_DESCRIPTOR cd = NULL;
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if (1 == argc)
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{
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int CommandIndex;
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for ( CommandIndex = 0;
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(CommandsTable[CommandIndex].Name);
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CommandIndex++
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)
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{
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_tprintf(
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_TEXT("%s\t%s\n"),
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CommandsTable[CommandIndex].Name,
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CommandsTable[CommandIndex].ShortDescription
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);
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}
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return EXIT_SUCCESS;
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}
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if ((cd = DecodeVerb(argv[1])))
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{
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_tprintf(
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_TEXT("%s\n"),
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cd->Usage
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);
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return EXIT_SUCCESS;
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}
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_tprintf(
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_TEXT("Unknown help item \"%s\".\n"),
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argv[1]
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);
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return EXIT_FAILURE;
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}
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/**********************************************************************
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* ls
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*
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* DESCRIPTION
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* List a key.
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*/
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CMDPROTO(cmd_ls)
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{
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LONG rv;
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DWORD dwIndexK = 0;
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DWORD dwIndexV = 0;
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UCHAR Name [256];
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DWORD cbName;
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UCHAR Class [256];
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DWORD cbClass;
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UCHAR Data [1024];
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DWORD cbData;
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DWORD Type;
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FILETIME ft;
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SYSTEMTIME st;
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/* _self is always present */
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_tprintf( _TEXT(".\\\n") );
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/* _root directory? */
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if (INVALID_HANDLE_VALUE == CurrentWorkingKey)
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{
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_CLASSES_ROOT
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);
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_CURRENT_USER
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);
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_LOCAL_MACHINE
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);
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_USERS
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);
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_CURRENT_CONFIG
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);
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_tprintf(
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_TEXT("%s\\\n"),
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STR_HKEY_PERFORMANCE_DATA
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);
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return EXIT_SUCCESS;
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}
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/* _parent is present only if _self != _root
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* (FIXME: change it when RegConnect... available)
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*/
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_tprintf( _TEXT("..\\\n") );
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/* Enumerate subkeys of the current key. */
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do {
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cbName = sizeof(Name);
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cbClass = sizeof(Class);
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rv = RegEnumKeyEx(
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CurrentWorkingKey, /* handle of key to enumerate */
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dwIndexK, /* index of subkey to enumerate */
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Name, /* address of buffer for subkey name */
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& cbName, /* address for size of subkey buffer */
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NULL, /* reserved */
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Class, /* address of buffer for class string */
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& cbClass, /* address for size of class buffer */
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& ft /* address for time key last written to */
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);
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if (ERROR_SUCCESS == rv)
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{
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FileTimeToSystemTime( & ft, & st );
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if (cbClass)
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_tprintf(
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_TEXT("%-32s\\ %4d-%02d-%02d %02d:%02d [%s]\n"),
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Name,
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st.wYear, st.wMonth, st.wDay,
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st.wHour, st.wMinute,
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Class
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);
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else
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_tprintf(
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_TEXT("%-32s\\ %4d-%02d-%02d %02d:%02d\n"),
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Name,
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st.wYear, st.wMonth, st.wDay,
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st.wHour, st.wMinute
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);
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++dwIndexK;
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}
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} while (ERROR_SUCCESS == rv);
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/* Enumerate key's values */
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do {
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cbName = sizeof(Name);
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cbData = sizeof(Data);
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rv = RegEnumValue(
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CurrentWorkingKey, /* handle of key to query */
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dwIndexV, /* index of value to query */
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Name, /* address of buffer for value string */
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& cbName, /* address for size of value buffer */
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NULL, /* reserved */
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& Type, /* address of buffer for type code */
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Data, /* address of buffer for value data */
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& cbData /* address for size of data buffer */
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);
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if (ERROR_SUCCESS == rv)
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{
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switch (Type)
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{
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case REG_DWORD:
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_tprintf(
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_TEXT("%s = *REG_DWORD*\n"),
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Name
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);
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break;
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case REG_EXPAND_SZ:
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/* expand env vars */
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break;
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case REG_LINK:
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/* reparse! */
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break;
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case REG_SZ:
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_tprintf(
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_TEXT("%s = \"%s\"\n"),
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Name,
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Data
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);
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break;
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}
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++dwIndexV;
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}
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} while (ERROR_SUCCESS == rv);
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return (UINT) dwIndexK + (UINT) dwIndexV;
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}
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/**********************************************************************
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* pwk
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*
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* DESCRIPTION
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* Print the current working key.
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*/
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CMDPROTO(cmd_pwk)
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{
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if (INVALID_HANDLE_VALUE == CurrentWorkingKey)
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{
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_tprintf( _TEXT("[\\]\n") );
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return EXIT_SUCCESS;
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}
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_tprintf(
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_TEXT("[%s]\n"),
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CurrentPath
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);
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return EXIT_SUCCESS;
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}
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|
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/**********************************************************************
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* ver
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*
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* DESCRIPTION
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* Print version information.
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*/
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CMDPROTO(cmd_ver)
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{
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_tprintf(
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_TEXT("\
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%s version %s (compiled on %s, at %s)\n\
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ReactOS Console Registry Navigator\n\
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Copyright (c) 1998, 1999 Emanuele Aliberti\n\n"),
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app_name,
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app_ver,
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_TEXT(__DATE__),
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_TEXT(__TIME__)
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);
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return EXIT_SUCCESS;
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}
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/* === UTILITIES === */
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#define ARGV_SIZE 32
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INT
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ParseCommandLine(
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LPTSTR InputBuffer,
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LPTSTR argv[]
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)
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{
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register INT n = 0;
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register TCHAR *c = InputBuffer;
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assert(InputBuffer);
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do
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{
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for ( ;
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( *c
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&& ( (*c == _TEXT(' '))
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|| (*c == _TEXT('\t'))
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|| (*c == _TEXT('\n'))
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)
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);
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++c
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);
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argv[n++] = c;
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if (*c)
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{
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for ( ;
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( *c
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&& (*c != _TEXT(' '))
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&& (*c != _TEXT('\t'))
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&& (*c != _TEXT('\n'))
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);
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++c
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);
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*c++ = _TEXT('\0');
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}
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} while ( *c );
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return n;
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}
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VOID
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DisplayPrompt(VOID)
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{
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_tprintf(
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_TEXT("[%s] "),
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CurrentPath
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);
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}
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|
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/* === MAIN === */
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|
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int
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main(
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int argc,
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char * argv []
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)
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{
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TCHAR InputBuffer [INPUT_BUFFER_SIZE];
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PCOMMAND_DESCRIPTOR cd;
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INT LocalArgc;
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LPTSTR LocalArgv [ARGV_SIZE];
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|
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while (!Done)
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{
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DisplayPrompt();
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_fgetts(
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InputBuffer,
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(sizeof InputBuffer / sizeof (TCHAR)),
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stdin
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);
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if (0 == lstrlen(InputBuffer)) continue;
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LocalArgc = ParseCommandLine(InputBuffer, LocalArgv);
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|
if (LocalArgc && (cd = DecodeVerb(LocalArgv[0])))
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|
{
|
|
if (LocalArgc < cd->MinArgc)
|
|
{
|
|
_tprintf(
|
|
_TEXT("Too few arguments. Type \"HELP %s\".\n"),
|
|
LocalArgv[0]
|
|
);
|
|
continue;
|
|
}
|
|
if (LocalArgc > cd->MaxArgc)
|
|
{
|
|
_tprintf(
|
|
_TEXT("Too many arguments. Type \"HELP %s\".\n"),
|
|
LocalArgv[0]
|
|
);
|
|
continue;
|
|
}
|
|
LastExitCode = cd->Command(
|
|
LocalArgc,
|
|
LocalArgv
|
|
);
|
|
continue;
|
|
}
|
|
_tprintf(
|
|
_TEXT("Unknown command (\"%s\").\n"),
|
|
LocalArgv[0]
|
|
);
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
|
|
/* EOF */
|