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wine/programs/reg/reg.c
Andrew Nguyen 7ec4ba32b2 reg: Support the /h flag as a synonymous help flag.
2009-07-01 11:39:38 +02:00

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/*
* Copyright 2008 Andrew Riedi
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <windows.h>
#include <wine/unicode.h>
#include "reg.h"
static int reg_printfW(const WCHAR *msg, ...)
{
va_list va_args;
int wlen;
DWORD count, ret;
WCHAR msg_buffer[8192];
va_start(va_args, msg);
vsprintfW(msg_buffer, msg, va_args);
va_end(va_args);
wlen = lstrlenW(msg_buffer);
ret = WriteConsoleW(GetStdHandle(STD_OUTPUT_HANDLE), msg_buffer, wlen, &count, NULL);
if (!ret)
{
DWORD len;
char *msgA;
len = WideCharToMultiByte(GetConsoleOutputCP(), 0, msg_buffer, wlen,
NULL, 0, NULL, NULL);
msgA = HeapAlloc(GetProcessHeap(), 0, len * sizeof(char));
if (!msgA)
return 0;
WideCharToMultiByte(GetConsoleOutputCP(), 0, msg_buffer, wlen, msgA, len,
NULL, NULL);
WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), msgA, len, &count, FALSE);
HeapFree(GetProcessHeap(), 0, msgA);
}
return count;
}
static int reg_message(int msg)
{
static const WCHAR formatW[] = {'%','s',0};
WCHAR msg_buffer[8192];
LoadStringW(GetModuleHandleW(NULL), msg, msg_buffer,
sizeof(msg_buffer)/sizeof(WCHAR));
return reg_printfW(formatW, msg_buffer);
}
static HKEY get_rootkey(LPWSTR key)
{
static const WCHAR szHKLM[] = {'H','K','L','M',0};
static const WCHAR szHKCU[] = {'H','K','C','U',0};
static const WCHAR szHKCR[] = {'H','K','C','R',0};
static const WCHAR szHKU[] = {'H','K','U',0};
static const WCHAR szHKCC[] = {'H','K','C','C',0};
if (CompareStringW(CP_ACP,NORM_IGNORECASE,key,4,szHKLM,4)==2)
return HKEY_LOCAL_MACHINE;
else if (CompareStringW(CP_ACP,NORM_IGNORECASE,key,4,szHKCU,4)==2)
return HKEY_CURRENT_USER;
else if (CompareStringW(CP_ACP,NORM_IGNORECASE,key,4,szHKCR,4)==2)
return HKEY_CLASSES_ROOT;
else if (CompareStringW(CP_ACP,NORM_IGNORECASE,key,3,szHKU,3)==2)
return HKEY_USERS;
else if (CompareStringW(CP_ACP,NORM_IGNORECASE,key,4,szHKCC,4)==2)
return HKEY_CURRENT_CONFIG;
else return NULL;
}
static DWORD get_regtype(LPWSTR type)
{
static const WCHAR szREG_SZ[] = {'R','E','G','_','S','Z',0};
static const WCHAR szREG_MULTI_SZ[] = {'R','E','G','_','M','U','L','T','I','_','S','Z',0};
static const WCHAR szREG_DWORD_BIG_ENDIAN[] = {'R','E','G','_','D','W','O','R','D','_','B','I','G','_','E','N','D','I','A','N',0};
static const WCHAR szREG_DWORD[] = {'R','E','G','_','D','W','O','R','D',0};
static const WCHAR szREG_BINARY[] = {'R','E','G','_','B','I','N','A','R','Y',0};
static const WCHAR szREG_DWORD_LITTLE_ENDIAN[] = {'R','E','G','_','D','W','O','R','D','_','L','I','T','T','L','E','_','E','N','D','I','A','N',0};
static const WCHAR szREG_NONE[] = {'R','E','G','_','N','O','N','E',0};
static const WCHAR szREG_EXPAND_SZ[] = {'R','E','G','_','E','X','P','A','N','D','_','S','Z',0};
if (!type)
return REG_SZ;
if (lstrcmpiW(type,szREG_SZ)==0) return REG_SZ;
if (lstrcmpiW(type,szREG_DWORD)==0) return REG_DWORD;
if (lstrcmpiW(type,szREG_MULTI_SZ)==0) return REG_MULTI_SZ;
if (lstrcmpiW(type,szREG_EXPAND_SZ)==0) return REG_EXPAND_SZ;
if (lstrcmpiW(type,szREG_DWORD_BIG_ENDIAN)==0) return REG_DWORD_BIG_ENDIAN;
if (lstrcmpiW(type,szREG_DWORD_LITTLE_ENDIAN)==0) return REG_DWORD_LITTLE_ENDIAN;
if (lstrcmpiW(type,szREG_BINARY)==0) return REG_BINARY;
if (lstrcmpiW(type,szREG_NONE)==0) return REG_NONE;
return -1;
}
static LPBYTE get_regdata(LPWSTR data, DWORD reg_type, WCHAR separator, DWORD *reg_count)
{
LPBYTE out_data = NULL;
*reg_count = 0;
switch (reg_type)
{
case REG_SZ:
{
*reg_count = (lstrlenW(data) + 1) * sizeof(WCHAR);
out_data = HeapAlloc(GetProcessHeap(),0,*reg_count);
lstrcpyW((LPWSTR)out_data,data);
break;
}
default:
{
static const WCHAR unhandled[] = {'U','n','h','a','n','d','l','e','d',' ','T','y','p','e',' ','0','x','%','x',' ',' ','d','a','t','a',' ','%','s','\n',0};
reg_printfW(unhandled, reg_type,data);
}
}
return out_data;
}
static int reg_add(WCHAR *key_name, WCHAR *value_name, BOOL value_empty,
WCHAR *type, WCHAR separator, WCHAR *data, BOOL force)
{
static const WCHAR stubW[] = {'A','D','D',' ','-',' ','%','s',
' ','%','s',' ','%','d',' ','%','s',' ','%','s',' ','%','d','\n',0};
LPWSTR p;
HKEY root,subkey;
reg_printfW(stubW, key_name, value_name, value_empty, type, data, force);
if (key_name[0]=='\\' && key_name[1]=='\\')
{
reg_message(STRING_NO_REMOTE);
return 1;
}
p = strchrW(key_name,'\\');
if (!p)
{
reg_message(STRING_INVALID_KEY);
return 1;
}
p++;
root = get_rootkey(key_name);
if (!root)
{
reg_message(STRING_INVALID_KEY);
return 1;
}
if(RegCreateKeyW(root,p,&subkey)!=ERROR_SUCCESS)
{
reg_message(STRING_INVALID_KEY);
return 1;
}
if (value_name || data)
{
DWORD reg_type;
DWORD reg_count = 0;
BYTE* reg_data = NULL;
if (!force)
{
if (RegQueryValueW(subkey,value_name,NULL,NULL)==ERROR_SUCCESS)
{
/* FIXME: Prompt for overwrite */
}
}
reg_type = get_regtype(type);
if (reg_type == -1)
{
RegCloseKey(subkey);
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
if (data)
reg_data = get_regdata(data,reg_type,separator,&reg_count);
RegSetValueExW(subkey,value_name,0,reg_type,reg_data,reg_count);
HeapFree(GetProcessHeap(),0,reg_data);
}
RegCloseKey(subkey);
reg_message(STRING_SUCCESS);
return 0;
}
static int reg_delete(WCHAR *key_name, WCHAR *value_name, BOOL value_empty,
BOOL value_all, BOOL force)
{
LPWSTR p;
HKEY root,subkey;
static const WCHAR stubW[] = {'D','E','L','E','T','E',
' ','-',' ','%','s',' ','%','s',' ','%','d',' ','%','d',' ','%','d','\n'
,0};
reg_printfW(stubW, key_name, value_name, value_empty, value_all, force);
if (key_name[0]=='\\' && key_name[1]=='\\')
{
reg_message(STRING_NO_REMOTE);
return 1;
}
p = strchrW(key_name,'\\');
if (!p)
{
reg_message(STRING_INVALID_KEY);
return 1;
}
p++;
root = get_rootkey(key_name);
if (!root)
{
reg_message(STRING_INVALID_KEY);
return 1;
}
if (value_name && value_empty)
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
if (value_empty && value_all)
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
if (!force)
{
/* FIXME: Prompt for delete */
}
if (!value_name)
{
if (RegDeleteTreeW(root,p)!=ERROR_SUCCESS)
{
reg_message(STRING_CANNOT_FIND);
return 1;
}
reg_message(STRING_SUCCESS);
return 0;
}
if(RegOpenKeyW(root,p,&subkey)!=ERROR_SUCCESS)
{
reg_message(STRING_CANNOT_FIND);
return 1;
}
if (value_all)
{
LPWSTR szValue;
DWORD maxValue;
DWORD count;
LONG rc;
if (value_name)
{
RegCloseKey(subkey);
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
rc = RegQueryInfoKeyW(subkey, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
&maxValue, NULL, NULL, NULL);
if (rc != ERROR_SUCCESS)
{
/* FIXME: failure */
RegCloseKey(subkey);
return 1;
}
maxValue++;
szValue = HeapAlloc(GetProcessHeap(),0,maxValue*sizeof(WCHAR));
while (1)
{
count = maxValue;
rc = RegEnumValueW(subkey, 0, value_name, &count, NULL, NULL, NULL, NULL);
if (rc == ERROR_SUCCESS)
{
rc = RegDeleteValueW(subkey,value_name);
if (rc != ERROR_SUCCESS)
break;
}
else break;
}
if (rc != ERROR_SUCCESS)
{
/* FIXME delete failed */
}
}
else if (value_name)
{
if (RegDeleteValueW(subkey,value_name) != ERROR_SUCCESS)
{
RegCloseKey(subkey);
reg_message(STRING_CANNOT_FIND);
return 1;
}
}
else if (value_empty)
{
RegSetValueExW(subkey,NULL,0,REG_SZ,NULL,0);
}
RegCloseKey(subkey);
reg_message(STRING_SUCCESS);
return 0;
}
static int reg_query(WCHAR *key_name, WCHAR *value_name, BOOL value_empty,
BOOL subkey)
{
static const WCHAR stubW[] = {'S','T','U','B',' ','Q','U','E','R','Y',' ',
'-',' ','%','s',' ','%','s',' ','%','d',' ','%','d','\n',0};
reg_printfW(stubW, key_name, value_name, value_empty, subkey);
return 1;
}
int wmain(int argc, WCHAR *argvW[])
{
int i;
static const WCHAR addW[] = {'a','d','d',0};
static const WCHAR deleteW[] = {'d','e','l','e','t','e',0};
static const WCHAR queryW[] = {'q','u','e','r','y',0};
static const WCHAR slashDW[] = {'/','d',0};
static const WCHAR slashFW[] = {'/','f',0};
static const WCHAR slashHW[] = {'/','h',0};
static const WCHAR slashSW[] = {'/','s',0};
static const WCHAR slashTW[] = {'/','t',0};
static const WCHAR slashVW[] = {'/','v',0};
static const WCHAR slashVAW[] = {'/','v','a',0};
static const WCHAR slashVEW[] = {'/','v','e',0};
static const WCHAR slashHelpW[] = {'/','?',0};
if (argc < 2 || !lstrcmpW(argvW[1], slashHelpW)
|| !lstrcmpiW(argvW[1], slashHW))
{
reg_message(STRING_USAGE);
return 0;
}
if (!lstrcmpiW(argvW[1], addW))
{
WCHAR *key_name, *value_name = NULL, *type = NULL, separator = '\0', *data = NULL;
BOOL value_empty = FALSE, force = FALSE;
if (argc < 3)
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
else if (argc == 3 && (!lstrcmpW(argvW[2], slashHelpW) ||
!lstrcmpiW(argvW[2], slashHW)))
{
reg_message(STRING_ADD_USAGE);
return 0;
}
key_name = argvW[2];
for (i = 1; i < argc; i++)
{
if (!lstrcmpiW(argvW[i], slashVW))
value_name = argvW[++i];
else if (!lstrcmpiW(argvW[i], slashVEW))
value_empty = TRUE;
else if (!lstrcmpiW(argvW[i], slashTW))
type = argvW[++i];
else if (!lstrcmpiW(argvW[i], slashSW))
separator = argvW[++i][0];
else if (!lstrcmpiW(argvW[i], slashDW))
data = argvW[++i];
else if (!lstrcmpiW(argvW[i], slashFW))
force = TRUE;
}
return reg_add(key_name, value_name, value_empty, type, separator,
data, force);
}
else if (!lstrcmpiW(argvW[1], deleteW))
{
WCHAR *key_name, *value_name = NULL;
BOOL value_empty = FALSE, value_all = FALSE, force = FALSE;
if (argc < 3)
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
else if (argc == 3 && (!lstrcmpW(argvW[2], slashHelpW) ||
!lstrcmpiW(argvW[2], slashHW)))
{
reg_message(STRING_DELETE_USAGE);
return 0;
}
key_name = argvW[2];
for (i = 1; i < argc; i++)
{
if (!lstrcmpiW(argvW[i], slashVW))
value_name = argvW[++i];
else if (!lstrcmpiW(argvW[i], slashVEW))
value_empty = TRUE;
else if (!lstrcmpiW(argvW[i], slashVAW))
value_all = TRUE;
else if (!lstrcmpiW(argvW[i], slashFW))
force = TRUE;
}
return reg_delete(key_name, value_name, value_empty, value_all, force);
}
else if (!lstrcmpiW(argvW[1], queryW))
{
WCHAR *key_name, *value_name = NULL;
BOOL value_empty = FALSE, subkey = FALSE;
if (argc < 3)
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
else if (argc == 3 && (!lstrcmpW(argvW[2], slashHelpW) ||
!lstrcmpiW(argvW[2], slashHW)))
{
reg_message(STRING_QUERY_USAGE);
return 0;
}
key_name = argvW[2];
for (i = 1; i < argc; i++)
{
if (!lstrcmpiW(argvW[i], slashVW))
value_name = argvW[++i];
else if (!lstrcmpiW(argvW[i], slashVEW))
value_empty = TRUE;
else if (!lstrcmpiW(argvW[i], slashSW))
subkey = TRUE;
}
return reg_query(key_name, value_name, value_empty, subkey);
}
else
{
reg_message(STRING_INVALID_CMDLINE);
return 1;
}
}
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