Sweden-Number/programs/reg/reg.c

585 lines
17 KiB
C

/*
* 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"
#define ARRAY_SIZE(A) (sizeof(A)/sizeof(*A))
static const WCHAR type_none[] = {'R','E','G','_','N','O','N','E',0};
static const WCHAR type_sz[] = {'R','E','G','_','S','Z',0};
static const WCHAR type_expand_sz[] = {'R','E','G','_','E','X','P','A','N','D','_','S','Z',0};
static const WCHAR type_binary[] = {'R','E','G','_','B','I','N','A','R','Y',0};
static const WCHAR type_dword[] = {'R','E','G','_','D','W','O','R','D',0};
static const WCHAR type_dword_le[] = {'R','E','G','_','D','W','O','R','D','_','L','I','T','T','L','E','_','E','N','D','I','A','N',0};
static const WCHAR type_dword_be[] = {'R','E','G','_','D','W','O','R','D','_','B','I','G','_','E','N','D','I','A','N',0};
static const WCHAR type_multi_sz[] = {'R','E','G','_','M','U','L','T','I','_','S','Z',0};
static const struct
{
DWORD type;
const WCHAR *name;
}
type_rels[] =
{
{REG_NONE, type_none},
{REG_SZ, type_sz},
{REG_EXPAND_SZ, type_expand_sz},
{REG_BINARY, type_binary},
{REG_DWORD, type_dword},
{REG_DWORD_LITTLE_ENDIAN, type_dword_le},
{REG_DWORD_BIG_ENDIAN, type_dword_be},
{REG_MULTI_SZ, type_multi_sz},
};
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);
vsnprintfW(msg_buffer, 8192, 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;
/* On Windows WriteConsoleW() fails if the output is redirected. So fall
* back to WriteFile(), assuming the console encoding is still the right
* one in that case.
*/
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 int reg_StrCmpNIW(LPCWSTR str, LPCWSTR comp, int len)
{
int i;
for (i = 0; i < len; i++)
{
if (!str[i])
{
len = i + 1;
break;
}
}
return CompareStringW(CP_ACP, NORM_IGNORECASE, str, len, comp, len) - CSTR_EQUAL;
}
static HKEY get_rootkey(LPWSTR key)
{
static const WCHAR szHKLM[] = {'H','K','L','M',0};
static const WCHAR szHKEY_LOCAL_MACHINE[] = {'H','K','E','Y','_','L','O','C','A','L','_','M','A','C','H','I','N','E',0};
static const WCHAR szHKCU[] = {'H','K','C','U',0};
static const WCHAR szHKEY_CURRENT_USER[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','U','S','E','R',0};
static const WCHAR szHKCR[] = {'H','K','C','R',0};
static const WCHAR szHKEY_CLASSES_ROOT[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T',0};
static const WCHAR szHKU[] = {'H','K','U',0};
static const WCHAR szHKEY_USERS[] = {'H','K','E','Y','_','U','S','E','R','S',0};
static const WCHAR szHKCC[] = {'H','K','C','C',0};
static const WCHAR szHKEY_CURRENT_CONFIG[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','C','O','N','F','I','G',0};
if (!reg_StrCmpNIW(key, szHKLM, 4) ||
!reg_StrCmpNIW(key, szHKEY_LOCAL_MACHINE, 18))
return HKEY_LOCAL_MACHINE;
else if (!reg_StrCmpNIW(key, szHKCU, 4) ||
!reg_StrCmpNIW(key, szHKEY_CURRENT_USER, 17))
return HKEY_CURRENT_USER;
else if (!reg_StrCmpNIW(key, szHKCR, 4) ||
!reg_StrCmpNIW(key, szHKEY_CLASSES_ROOT, 17))
return HKEY_CLASSES_ROOT;
else if (!reg_StrCmpNIW(key, szHKU, 3) ||
!reg_StrCmpNIW(key, szHKEY_USERS, 10))
return HKEY_USERS;
else if (!reg_StrCmpNIW(key, szHKCC, 4) ||
!reg_StrCmpNIW(key, szHKEY_CURRENT_CONFIG, 19))
return HKEY_CURRENT_CONFIG;
else return NULL;
}
static DWORD wchar_get_type(const WCHAR *type_name)
{
DWORD i;
if (!type_name)
return REG_SZ;
for (i = 0; i < ARRAY_SIZE(type_rels); i++)
{
if (!strcmpiW(type_rels[i].name, type_name))
return type_rels[i].type;
}
return ~0u;
}
/* hexchar_to_byte from programs/regedit/hexedit.c */
static inline BYTE hexchar_to_byte(WCHAR ch)
{
if (ch >= '0' && ch <= '9')
return ch - '0';
else if (ch >= 'a' && ch <= 'f')
return ch - 'a' + 10;
else if (ch >= 'A' && ch <= 'F')
return ch - 'A' + 10;
else
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;
}
case REG_DWORD:
{
LPWSTR rest;
DWORD val;
val = strtolW(data, &rest, 0);
if (rest == data) {
static const WCHAR nonnumber[] = {'E','r','r','o','r',':',' ','/','d',' ','r','e','q','u','i','r','e','s',' ','n','u','m','b','e','r','.','\n',0};
reg_printfW(nonnumber);
break;
}
*reg_count = sizeof(DWORD);
out_data = HeapAlloc(GetProcessHeap(),0,*reg_count);
((LPDWORD)out_data)[0] = val;
break;
}
case REG_BINARY:
{
static const WCHAR nohex[] = {'E','r','r','o','r',':',' ','/','d',' ','r','e','q','u','i','r','e','s',' ','h','e','x',' ','d','a','t','a','.','\n',0};
BYTE hex0, hex1;
int i = 0, destByteIndex = 0, datalen = lstrlenW(data);
*reg_count = ((datalen + datalen % 2) / 2) * sizeof(BYTE);
out_data = HeapAlloc(GetProcessHeap(), 0, *reg_count);
if(datalen % 2)
{
hex1 = hexchar_to_byte(data[i++]);
if(hex1 == 0xFF)
goto no_hex_data;
out_data[destByteIndex++] = hex1;
}
for(;i + 1 < datalen;i += 2)
{
hex0 = hexchar_to_byte(data[i]);
hex1 = hexchar_to_byte(data[i + 1]);
if(hex0 == 0xFF || hex1 == 0xFF)
goto no_hex_data;
out_data[destByteIndex++] = (hex0 << 4) | hex1;
}
break;
no_hex_data:
/* cleanup, print error */
HeapFree(GetProcessHeap(), 0, out_data);
reg_printfW(nohex);
out_data = NULL;
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 BOOL sane_path(const WCHAR *key)
{
unsigned int i = strlenW(key);
if (i < 3 || (key[i - 1] == '\\' && key[i - 2] == '\\'))
{
reg_message(STRING_INVALID_KEY);
return FALSE;
}
if (key[0] == '\\' && key[1] == '\\' && key[2] != '\\')
{
reg_message(STRING_NO_REMOTE);
return FALSE;
}
return TRUE;
}
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 (!sane_path(key_name))
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 = wchar_get_type(type);
if (reg_type == ~0u)
{
RegCloseKey(subkey);
reg_message(STRING_UNSUPPORTED_TYPE);
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 (!sane_path(key_name))
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 */
}
/* Delete subtree only if no /v* option is given */
if (!value_name && !value_empty && !value_all)
{
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;
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, szValue, &count, NULL, NULL, NULL, NULL);
if (rc == ERROR_SUCCESS)
{
rc = RegDeleteValueW(subkey, szValue);
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;
}
}