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1212 lines
39 KiB
C
1212 lines
39 KiB
C
/*
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* Registry processing routines. Routines, common for registry
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* processing frontends.
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*
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* Copyright 1999 Sylvain St-Germain
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* Copyright 2002 Andriy Palamarchuk
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <limits.h>
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#include <stdio.h>
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#include <windows.h>
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#include <winnt.h>
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#include <winreg.h>
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#include <assert.h>
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#include <wine/unicode.h>
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#include "regproc.h"
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#define REG_VAL_BUF_SIZE 4096
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/* maximal number of characters in hexadecimal data line,
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not including '\' character */
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#define REG_FILE_HEX_LINE_LEN 76
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static const CHAR *reg_class_names[] = {
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"HKEY_LOCAL_MACHINE", "HKEY_USERS", "HKEY_CLASSES_ROOT",
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"HKEY_CURRENT_CONFIG", "HKEY_CURRENT_USER", "HKEY_DYN_DATA"
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};
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#define REG_CLASS_NUMBER (sizeof(reg_class_names) / sizeof(reg_class_names[0]))
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extern const WCHAR* reg_class_namesW[];
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static HKEY reg_class_keys[REG_CLASS_NUMBER] = {
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HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT,
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HKEY_CURRENT_CONFIG, HKEY_CURRENT_USER, HKEY_DYN_DATA
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};
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/* return values */
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#define NOT_ENOUGH_MEMORY 1
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#define IO_ERROR 2
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/* processing macros */
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/* common check of memory allocation results */
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#define CHECK_ENOUGH_MEMORY(p) \
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if (!(p)) \
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{ \
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fprintf(stderr,"%s: file %s, line %d: Not enough memory\n", \
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getAppName(), __FILE__, __LINE__); \
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exit(NOT_ENOUGH_MEMORY); \
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}
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/******************************************************************************
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* Allocates memory and convers input from multibyte to wide chars
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* Returned string must be freed by the caller
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*/
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WCHAR* GetWideString(const char* strA)
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{
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WCHAR* strW = NULL;
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int len = MultiByteToWideChar(CP_ACP, 0, strA, -1, NULL, 0);
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strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
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CHECK_ENOUGH_MEMORY(strW);
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MultiByteToWideChar(CP_ACP, 0, strA, -1, strW, len);
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return strW;
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}
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/******************************************************************************
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* Allocates memory and convers input from wide chars to multibyte
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* Returned string must be freed by the caller
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*/
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char* GetMultiByteString(const WCHAR* strW)
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{
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char* strA = NULL;
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int len = WideCharToMultiByte(CP_ACP, 0, strW, -1, NULL, 0, NULL, NULL);
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strA = HeapAlloc(GetProcessHeap(), 0, len);
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CHECK_ENOUGH_MEMORY(strA);
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WideCharToMultiByte(CP_ACP, 0, strW, -1, strA, len, NULL, NULL);
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return strA;
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}
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/******************************************************************************
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* Converts a hex representation of a DWORD into a DWORD.
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*/
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static BOOL convertHexToDWord(WCHAR* str, DWORD *dw)
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{
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char buf[9];
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char dummy;
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WideCharToMultiByte(CP_ACP, 0, str, -1, buf, 9, NULL, NULL);
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if (lstrlenW(str) > 8 || sscanf(buf, "%x%c", dw, &dummy) != 1) {
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fprintf(stderr,"%s: ERROR, invalid hex value\n", getAppName());
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return FALSE;
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}
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return TRUE;
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}
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/******************************************************************************
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* Converts a hex comma separated values list into a binary string.
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*/
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static BYTE* convertHexCSVToHex(WCHAR *strW, DWORD *size)
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{
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char *s;
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BYTE *d, *data;
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char* strA = GetMultiByteString(strW);
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/* The worst case is 1 digit + 1 comma per byte */
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*size=(strlen(strA)+1)/2;
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data=HeapAlloc(GetProcessHeap(), 0, *size);
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CHECK_ENOUGH_MEMORY(data);
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s = strA;
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d = data;
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*size=0;
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while (*s != '\0') {
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UINT wc;
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char *end;
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wc = strtoul(s,&end,16);
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if (end == s || wc > 0xff || (*end && *end != ',')) {
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fprintf(stderr,"%s: ERROR converting CSV hex stream. Invalid value at '%s'\n",
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getAppName(), s);
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HeapFree(GetProcessHeap(), 0, data);
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HeapFree(GetProcessHeap(), 0, strA);
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return NULL;
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}
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*d++ =(BYTE)wc;
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(*size)++;
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if (*end) end++;
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s = end;
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}
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HeapFree(GetProcessHeap(), 0, strA);
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return data;
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}
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/******************************************************************************
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* This function returns the HKEY associated with the data type encoded in the
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* value. It modifies the input parameter (key value) in order to skip this
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* "now useless" data type information.
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*
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* Note: Updated based on the algorithm used in 'server/registry.c'
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*/
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static DWORD getDataType(LPWSTR *lpValue, DWORD* parse_type)
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{
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struct data_type { const WCHAR *tag; int len; int type; int parse_type; };
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static const WCHAR quote[] = {'"'};
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static const WCHAR str[] = {'s','t','r',':','"'};
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static const WCHAR str2[] = {'s','t','r','(','2',')',':','"'};
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static const WCHAR hex[] = {'h','e','x',':'};
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static const WCHAR dword[] = {'d','w','o','r','d',':'};
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static const WCHAR hexp[] = {'h','e','x','('};
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static const struct data_type data_types[] = { /* actual type */ /* type to assume for parsing */
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{ quote, 1, REG_SZ, REG_SZ },
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{ str, 5, REG_SZ, REG_SZ },
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{ str2, 8, REG_EXPAND_SZ, REG_SZ },
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{ hex, 4, REG_BINARY, REG_BINARY },
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{ dword, 6, REG_DWORD, REG_DWORD },
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{ hexp, 4, -1, REG_BINARY },
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{ NULL, 0, 0, 0 }
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};
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const struct data_type *ptr;
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int type;
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for (ptr = data_types; ptr->tag; ptr++) {
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if (strncmpW( ptr->tag, *lpValue, ptr->len ))
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continue;
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/* Found! */
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*parse_type = ptr->parse_type;
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type=ptr->type;
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*lpValue+=ptr->len;
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if (type == -1) {
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WCHAR* end;
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/* "hex(xx):" is special */
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type = (int)strtoulW( *lpValue , &end, 16 );
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if (**lpValue=='\0' || *end!=')' || *(end+1)!=':') {
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type=REG_NONE;
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} else {
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*lpValue = end + 2;
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}
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}
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return type;
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}
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*parse_type=REG_NONE;
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return REG_NONE;
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}
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/******************************************************************************
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* Replaces escape sequences with the characters.
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*/
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static void REGPROC_unescape_string(WCHAR* str)
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{
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int str_idx = 0; /* current character under analysis */
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int val_idx = 0; /* the last character of the unescaped string */
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int len = lstrlenW(str);
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for (str_idx = 0; str_idx < len; str_idx++, val_idx++) {
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if (str[str_idx] == '\\') {
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str_idx++;
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switch (str[str_idx]) {
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case 'n':
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str[val_idx] = '\n';
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break;
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case '\\':
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case '"':
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str[val_idx] = str[str_idx];
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break;
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default:
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fprintf(stderr,"Warning! Unrecognized escape sequence: \\%c'\n",
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str[str_idx]);
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str[val_idx] = str[str_idx];
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break;
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}
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} else {
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str[val_idx] = str[str_idx];
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}
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}
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str[val_idx] = '\0';
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}
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/******************************************************************************
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* Parses HKEY_SOME_ROOT\some\key\path to get the root key handle and
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* extract the key path (what comes after the first '\').
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*/
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static BOOL parseKeyName(LPSTR lpKeyName, HKEY *hKey, LPSTR *lpKeyPath)
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{
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LPSTR lpSlash;
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unsigned int i, len;
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if (lpKeyName == NULL)
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return FALSE;
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lpSlash = strchr(lpKeyName, '\\');
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if (lpSlash)
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{
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len = lpSlash-lpKeyName;
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}
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else
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{
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len = strlen(lpKeyName);
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lpSlash = lpKeyName+len;
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}
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*hKey = NULL;
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for (i = 0; i < REG_CLASS_NUMBER; i++) {
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if (strncmp(lpKeyName, reg_class_names[i], len) == 0 &&
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len == strlen(reg_class_names[i])) {
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*hKey = reg_class_keys[i];
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break;
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}
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}
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if (*hKey == NULL)
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return FALSE;
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if (*lpSlash != '\0')
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lpSlash++;
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*lpKeyPath = lpSlash;
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return TRUE;
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}
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static BOOL parseKeyNameW(LPWSTR lpKeyName, HKEY *hKey, LPWSTR *lpKeyPath)
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{
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WCHAR* lpSlash = NULL;
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unsigned int i, len;
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if (lpKeyName == NULL)
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return FALSE;
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for(i = 0; *(lpKeyName+i) != 0; i++)
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{
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if(*(lpKeyName+i) == '\\')
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{
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lpSlash = lpKeyName+i;
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break;
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}
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}
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if (lpSlash)
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{
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len = lpSlash-lpKeyName;
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}
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else
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{
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len = lstrlenW(lpKeyName);
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lpSlash = lpKeyName+len;
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}
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*hKey = NULL;
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for (i = 0; i < REG_CLASS_NUMBER; i++) {
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if (CompareStringW(LOCALE_USER_DEFAULT, 0, lpKeyName, len, reg_class_namesW[i], len) == CSTR_EQUAL &&
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len == lstrlenW(reg_class_namesW[i])) {
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*hKey = reg_class_keys[i];
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break;
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}
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}
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if (*hKey == NULL)
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return FALSE;
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if (*lpSlash != '\0')
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lpSlash++;
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*lpKeyPath = lpSlash;
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return TRUE;
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}
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/* Globals used by the setValue() & co */
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static LPSTR currentKeyName;
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static HKEY currentKeyHandle = NULL;
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/******************************************************************************
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* Sets the value with name val_name to the data in val_data for the currently
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* opened key.
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*
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* Parameters:
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* val_name - name of the registry value
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* val_data - registry value data
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*/
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static LONG setValue(WCHAR* val_name, WCHAR* val_data)
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{
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LONG res;
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DWORD dwDataType, dwParseType;
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LPBYTE lpbData;
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DWORD dwData, dwLen;
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WCHAR del[] = {'-',0};
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if ( (val_name == NULL) || (val_data == NULL) )
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return ERROR_INVALID_PARAMETER;
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if (lstrcmpW(val_data, del) == 0)
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{
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res=RegDeleteValueW(currentKeyHandle,val_name);
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return (res == ERROR_FILE_NOT_FOUND ? ERROR_SUCCESS : res);
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}
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/* Get the data type stored into the value field */
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dwDataType = getDataType(&val_data, &dwParseType);
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if (dwParseType == REG_SZ) /* no conversion for string */
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{
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REGPROC_unescape_string(val_data);
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/* Compute dwLen after REGPROC_unescape_string because it may
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* have changed the string length and we don't want to store
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* the extra garbage in the registry.
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*/
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dwLen = lstrlenW(val_data);
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if (dwLen>0 && val_data[dwLen-1]=='"')
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{
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dwLen--;
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val_data[dwLen]='\0';
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}
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lpbData = (BYTE*) val_data;
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dwLen++; /* include terminating null */
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dwLen = dwLen * sizeof(WCHAR); /* size is in bytes */
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}
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else if (dwParseType == REG_DWORD) /* Convert the dword types */
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{
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if (!convertHexToDWord(val_data, &dwData))
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return ERROR_INVALID_DATA;
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lpbData = (BYTE*)&dwData;
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dwLen = sizeof(dwData);
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}
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else if (dwParseType == REG_BINARY) /* Convert the binary data */
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{
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lpbData = convertHexCSVToHex(val_data, &dwLen);
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if (!lpbData)
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return ERROR_INVALID_DATA;
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}
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else /* unknown format */
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{
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fprintf(stderr,"%s: ERROR, unknown data format\n", getAppName());
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return ERROR_INVALID_DATA;
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}
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res = RegSetValueExW(
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currentKeyHandle,
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val_name,
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0, /* Reserved */
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dwDataType,
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lpbData,
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dwLen);
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if (dwParseType == REG_BINARY)
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HeapFree(GetProcessHeap(), 0, lpbData);
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return res;
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}
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/******************************************************************************
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* A helper function for processRegEntry() that opens the current key.
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* That key must be closed by calling closeKey().
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*/
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static LONG openKeyW(WCHAR* stdInput)
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{
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HKEY keyClass;
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WCHAR* keyPath;
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DWORD dwDisp;
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LONG res;
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/* Sanity checks */
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if (stdInput == NULL)
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return ERROR_INVALID_PARAMETER;
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/* Get the registry class */
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if (!parseKeyNameW(stdInput, &keyClass, &keyPath))
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return ERROR_INVALID_PARAMETER;
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res = RegCreateKeyExW(
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keyClass, /* Class */
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keyPath, /* Sub Key */
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0, /* MUST BE 0 */
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NULL, /* object type */
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REG_OPTION_NON_VOLATILE, /* option, REG_OPTION_NON_VOLATILE ... */
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KEY_ALL_ACCESS, /* access mask, KEY_ALL_ACCESS */
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NULL, /* security attribute */
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¤tKeyHandle, /* result */
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&dwDisp); /* disposition, REG_CREATED_NEW_KEY or
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REG_OPENED_EXISTING_KEY */
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if (res == ERROR_SUCCESS)
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currentKeyName = GetMultiByteString(stdInput);
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else
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currentKeyHandle = NULL;
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return res;
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}
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|
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/******************************************************************************
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* Close the currently opened key.
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*/
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static void closeKey(void)
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{
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if (currentKeyHandle)
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{
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HeapFree(GetProcessHeap(), 0, currentKeyName);
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RegCloseKey(currentKeyHandle);
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currentKeyHandle = NULL;
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}
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}
|
|
|
|
/******************************************************************************
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* This function is a wrapper for the setValue function. It prepares the
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* land and cleans the area once completed.
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* Note: this function modifies the line parameter.
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*
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* line - registry file unwrapped line. Should have the registry value name and
|
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* complete registry value data.
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*/
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static void processSetValue(WCHAR* line)
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{
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WCHAR* val_name; /* registry value name */
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WCHAR* val_data; /* registry value data */
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int line_idx = 0; /* current character under analysis */
|
|
LONG res;
|
|
|
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/* get value name */
|
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if (line[line_idx] == '@' && line[line_idx + 1] == '=') {
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line[line_idx] = '\0';
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val_name = line;
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line_idx++;
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} else if (line[line_idx] == '\"') {
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line_idx++;
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val_name = line + line_idx;
|
|
while (TRUE) {
|
|
if (line[line_idx] == '\\') /* skip escaped character */
|
|
{
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|
line_idx += 2;
|
|
} else {
|
|
if (line[line_idx] == '\"') {
|
|
line[line_idx] = '\0';
|
|
line_idx++;
|
|
break;
|
|
} else {
|
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line_idx++;
|
|
}
|
|
}
|
|
}
|
|
if (line[line_idx] != '=') {
|
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char* lineA;
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line[line_idx] = '\"';
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lineA = GetMultiByteString(line);
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fprintf(stderr,"Warning! unrecognized line:\n%s\n", lineA);
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HeapFree(GetProcessHeap(), 0, lineA);
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return;
|
|
}
|
|
|
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} else {
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char* lineA = GetMultiByteString(line);
|
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fprintf(stderr,"Warning! unrecognized line:\n%s\n", lineA);
|
|
HeapFree(GetProcessHeap(), 0, lineA);
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|
return;
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|
}
|
|
line_idx++; /* skip the '=' character */
|
|
val_data = line + line_idx;
|
|
|
|
REGPROC_unescape_string(val_name);
|
|
res = setValue(val_name, val_data);
|
|
if ( res != ERROR_SUCCESS )
|
|
{
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char* val_nameA = GetMultiByteString(val_name);
|
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char* val_dataA = GetMultiByteString(val_data);
|
|
fprintf(stderr,"%s: ERROR Key %s not created. Value: %s, Data: %s\n",
|
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getAppName(),
|
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currentKeyName,
|
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val_nameA,
|
|
val_dataA);
|
|
HeapFree(GetProcessHeap(), 0, val_nameA);
|
|
HeapFree(GetProcessHeap(), 0, val_dataA);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* This function receives the currently read entry and performs the
|
|
* corresponding action.
|
|
*/
|
|
static void processRegEntry(WCHAR* stdInput)
|
|
{
|
|
/*
|
|
* We encountered the end of the file, make sure we
|
|
* close the opened key and exit
|
|
*/
|
|
if (stdInput == NULL) {
|
|
closeKey();
|
|
return;
|
|
}
|
|
|
|
if ( stdInput[0] == '[') /* We are reading a new key */
|
|
{
|
|
WCHAR* keyEnd;
|
|
closeKey(); /* Close the previous key */
|
|
|
|
/* Get rid of the square brackets */
|
|
stdInput++;
|
|
keyEnd = strrchrW(stdInput, ']');
|
|
if (keyEnd)
|
|
*keyEnd='\0';
|
|
|
|
/* delete the key if we encounter '-' at the start of reg key */
|
|
if ( stdInput[0] == '-')
|
|
{
|
|
delete_registry_key(stdInput + 1);
|
|
} else if ( openKeyW(stdInput) != ERROR_SUCCESS )
|
|
{
|
|
fprintf(stderr,"%s: setValue failed to open key %s\n",
|
|
getAppName(), stdInput);
|
|
}
|
|
} else if( currentKeyHandle &&
|
|
(( stdInput[0] == '@') || /* reading a default @=data pair */
|
|
( stdInput[0] == '\"'))) /* reading a new value=data pair */
|
|
{
|
|
processSetValue(stdInput);
|
|
} else
|
|
{
|
|
/* Since we are assuming that the file format is valid we must be
|
|
* reading a blank line which indicates the end of this key processing
|
|
*/
|
|
closeKey();
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Processes a registry file.
|
|
* Correctly processes comments (in # form), line continuation.
|
|
*
|
|
* Parameters:
|
|
* in - input stream to read from
|
|
*/
|
|
void processRegLinesA(FILE *in)
|
|
{
|
|
LPSTR line = NULL; /* line read from input stream */
|
|
ULONG lineSize = REG_VAL_BUF_SIZE;
|
|
|
|
line = HeapAlloc(GetProcessHeap(), 0, lineSize);
|
|
CHECK_ENOUGH_MEMORY(line);
|
|
|
|
while (!feof(in)) {
|
|
LPSTR s; /* The pointer into line for where the current fgets should read */
|
|
LPSTR check;
|
|
WCHAR* lineW;
|
|
s = line;
|
|
for (;;) {
|
|
size_t size_remaining;
|
|
int size_to_get;
|
|
char *s_eol; /* various local uses */
|
|
|
|
/* Do we need to expand the buffer ? */
|
|
assert (s >= line && s <= line + lineSize);
|
|
size_remaining = lineSize - (s-line);
|
|
if (size_remaining < 2) /* room for 1 character and the \0 */
|
|
{
|
|
char *new_buffer;
|
|
size_t new_size = lineSize + REG_VAL_BUF_SIZE;
|
|
if (new_size > lineSize) /* no arithmetic overflow */
|
|
new_buffer = HeapReAlloc (GetProcessHeap(), 0, line, new_size);
|
|
else
|
|
new_buffer = NULL;
|
|
CHECK_ENOUGH_MEMORY(new_buffer);
|
|
line = new_buffer;
|
|
s = line + lineSize - size_remaining;
|
|
lineSize = new_size;
|
|
size_remaining = lineSize - (s-line);
|
|
}
|
|
|
|
/* Get as much as possible into the buffer, terminated either by
|
|
* eof, error, eol or getting the maximum amount. Abort on error.
|
|
*/
|
|
size_to_get = (size_remaining > INT_MAX ? INT_MAX : size_remaining);
|
|
|
|
check = fgets (s, size_to_get, in);
|
|
|
|
if (check == NULL) {
|
|
if (ferror(in)) {
|
|
perror ("While reading input");
|
|
exit (IO_ERROR);
|
|
} else {
|
|
assert (feof(in));
|
|
*s = '\0';
|
|
/* It is not clear to me from the definition that the
|
|
* contents of the buffer are well defined on detecting
|
|
* an eof without managing to read anything.
|
|
*/
|
|
}
|
|
}
|
|
|
|
/* If we didn't read the eol nor the eof go around for the rest */
|
|
s_eol = strchr (s, '\n');
|
|
if (!feof (in) && !s_eol) {
|
|
s = strchr (s, '\0');
|
|
/* It should be s + size_to_get - 1 but this is safer */
|
|
continue;
|
|
}
|
|
|
|
/* If it is a comment line then discard it and go around again */
|
|
if (line [0] == '#') {
|
|
s = line;
|
|
continue;
|
|
}
|
|
|
|
/* Remove any line feed. Leave s_eol on the \0 */
|
|
if (s_eol) {
|
|
*s_eol = '\0';
|
|
if (s_eol > line && *(s_eol-1) == '\r')
|
|
*--s_eol = '\0';
|
|
} else
|
|
s_eol = strchr (s, '\0');
|
|
|
|
/* If there is a concatenating \\ then go around again */
|
|
if (s_eol > line && *(s_eol-1) == '\\') {
|
|
int c;
|
|
s = s_eol-1;
|
|
/* The following error protection could be made more self-
|
|
* correcting but I thought it not worth trying.
|
|
*/
|
|
if ((c = fgetc (in)) == EOF || c != ' ' ||
|
|
(c = fgetc (in)) == EOF || c != ' ')
|
|
fprintf(stderr,"%s: ERROR - invalid continuation.\n",
|
|
getAppName());
|
|
continue;
|
|
}
|
|
|
|
lineW = GetWideString(line);
|
|
|
|
break; /* That is the full virtual line */
|
|
}
|
|
|
|
processRegEntry(lineW);
|
|
HeapFree(GetProcessHeap(), 0, lineW);
|
|
}
|
|
processRegEntry(NULL);
|
|
|
|
HeapFree(GetProcessHeap(), 0, line);
|
|
}
|
|
|
|
void processRegLinesW(FILE *in)
|
|
{
|
|
WCHAR* buf = NULL; /* line read from input stream */
|
|
ULONG lineSize = REG_VAL_BUF_SIZE;
|
|
size_t CharsInBuf = -1;
|
|
|
|
WCHAR* s; /* The pointer into line for where the current fgets should read */
|
|
|
|
buf = HeapAlloc(GetProcessHeap(), 0, lineSize * sizeof(WCHAR));
|
|
CHECK_ENOUGH_MEMORY(buf);
|
|
|
|
s = buf;
|
|
|
|
while(!feof(in)) {
|
|
size_t size_remaining;
|
|
int size_to_get;
|
|
WCHAR *s_eol = NULL; /* various local uses */
|
|
|
|
/* Do we need to expand the buffer ? */
|
|
assert (s >= buf && s <= buf + lineSize);
|
|
size_remaining = lineSize - (s-buf);
|
|
if (size_remaining < 2) /* room for 1 character and the \0 */
|
|
{
|
|
WCHAR *new_buffer;
|
|
size_t new_size = lineSize + (REG_VAL_BUF_SIZE / sizeof(WCHAR));
|
|
if (new_size > lineSize) /* no arithmetic overflow */
|
|
new_buffer = HeapReAlloc (GetProcessHeap(), 0, buf, new_size * sizeof(WCHAR));
|
|
else
|
|
new_buffer = NULL;
|
|
CHECK_ENOUGH_MEMORY(new_buffer);
|
|
buf = new_buffer;
|
|
s = buf + lineSize - size_remaining;
|
|
lineSize = new_size;
|
|
size_remaining = lineSize - (s-buf);
|
|
}
|
|
|
|
/* Get as much as possible into the buffer, terminated either by
|
|
* eof, error or getting the maximum amount. Abort on error.
|
|
*/
|
|
size_to_get = (size_remaining > INT_MAX ? INT_MAX : size_remaining);
|
|
|
|
CharsInBuf = fread(s, sizeof(WCHAR), size_to_get - 1, in);
|
|
s[CharsInBuf] = 0;
|
|
|
|
if (CharsInBuf == 0) {
|
|
if (ferror(in)) {
|
|
perror ("While reading input");
|
|
exit (IO_ERROR);
|
|
} else {
|
|
assert (feof(in));
|
|
*s = '\0';
|
|
/* It is not clear to me from the definition that the
|
|
* contents of the buffer are well defined on detecting
|
|
* an eof without managing to read anything.
|
|
*/
|
|
}
|
|
}
|
|
|
|
/* If we didn't read the eol nor the eof go around for the rest */
|
|
while(1)
|
|
{
|
|
s_eol = strchrW(s, '\n');
|
|
|
|
if(!s_eol)
|
|
break;
|
|
|
|
/* If it is a comment line then discard it and go around again */
|
|
if (*s == '#') {
|
|
s = s_eol + 1;
|
|
continue;
|
|
}
|
|
|
|
/* If there is a concatenating \\ then go around again */
|
|
if ((*(s_eol-1) == '\\') ||
|
|
(*(s_eol-1) == '\r' && *(s_eol-2) == '\\')) {
|
|
WCHAR* NextLine = s_eol;
|
|
|
|
while(*(NextLine+1) == ' ' || *(NextLine+1) == '\t')
|
|
NextLine++;
|
|
|
|
NextLine++;
|
|
|
|
if(*(s_eol-1) == '\r')
|
|
s_eol--;
|
|
|
|
MoveMemory(s_eol - 1, NextLine, (CharsInBuf - (NextLine - buf) + 1)*sizeof(WCHAR));
|
|
CharsInBuf -= NextLine - s_eol + 1;
|
|
s_eol = 0;
|
|
continue;
|
|
}
|
|
|
|
/* Remove any line feed. Leave s_eol on the \0 */
|
|
if (s_eol) {
|
|
*s_eol = '\0';
|
|
if (s_eol > buf && *(s_eol-1) == '\r')
|
|
*(s_eol-1) = '\0';
|
|
}
|
|
|
|
if(!s_eol)
|
|
break;
|
|
|
|
processRegEntry(s);
|
|
s = s_eol + 1;
|
|
s_eol = 0;
|
|
continue; /* That is the full virtual line */
|
|
}
|
|
}
|
|
|
|
processRegEntry(NULL);
|
|
|
|
HeapFree(GetProcessHeap(), 0, buf);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* REGPROC_print_error
|
|
*
|
|
* Print the message for GetLastError
|
|
*/
|
|
|
|
static void REGPROC_print_error(void)
|
|
{
|
|
LPVOID lpMsgBuf;
|
|
DWORD error_code;
|
|
int status;
|
|
|
|
error_code = GetLastError ();
|
|
status = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
|
|
NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
|
|
if (!status) {
|
|
fprintf(stderr,"%s: Cannot display message for error %d, status %d\n",
|
|
getAppName(), error_code, GetLastError());
|
|
exit(1);
|
|
}
|
|
puts(lpMsgBuf);
|
|
LocalFree((HLOCAL)lpMsgBuf);
|
|
exit(1);
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Checks whether the buffer has enough room for the string or required size.
|
|
* Resizes the buffer if necessary.
|
|
*
|
|
* Parameters:
|
|
* buffer - pointer to a buffer for string
|
|
* len - current length of the buffer in characters.
|
|
* required_len - length of the string to place to the buffer in characters.
|
|
* The length does not include the terminating null character.
|
|
*/
|
|
static void REGPROC_resize_char_buffer(CHAR **buffer, DWORD *len, DWORD required_len)
|
|
{
|
|
required_len++;
|
|
if (required_len > *len) {
|
|
*len = required_len;
|
|
if (!*buffer)
|
|
*buffer = HeapAlloc(GetProcessHeap(), 0, *len * sizeof(**buffer));
|
|
else
|
|
*buffer = HeapReAlloc(GetProcessHeap(), 0, *buffer, *len * sizeof(**buffer));
|
|
CHECK_ENOUGH_MEMORY(*buffer);
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Prints string str to file
|
|
*/
|
|
static void REGPROC_export_string(FILE *file, CHAR *str)
|
|
{
|
|
size_t len = strlen(str);
|
|
size_t i;
|
|
|
|
/* escaping characters */
|
|
for (i = 0; i < len; i++) {
|
|
CHAR c = str[i];
|
|
switch (c) {
|
|
case '\\':
|
|
fputs("\\\\", file);
|
|
break;
|
|
case '\"':
|
|
fputs("\\\"", file);
|
|
break;
|
|
case '\n':
|
|
fputs("\\\n", file);
|
|
break;
|
|
default:
|
|
fputc(c, file);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Writes contents of the registry key to the specified file stream.
|
|
*
|
|
* Parameters:
|
|
* file - writable file stream to export registry branch to.
|
|
* key - registry branch to export.
|
|
* reg_key_name_buf - name of the key with registry class.
|
|
* Is resized if necessary.
|
|
* reg_key_name_len - length of the buffer for the registry class in characters.
|
|
* val_name_buf - buffer for storing value name.
|
|
* Is resized if necessary.
|
|
* val_name_len - length of the buffer for storing value names in characters.
|
|
* val_buf - buffer for storing values while extracting.
|
|
* Is resized if necessary.
|
|
* val_size - size of the buffer for storing values in bytes.
|
|
*/
|
|
static void export_hkey(FILE *file, HKEY key,
|
|
CHAR **reg_key_name_buf, DWORD *reg_key_name_len,
|
|
CHAR **val_name_buf, DWORD *val_name_len,
|
|
BYTE **val_buf, DWORD *val_size)
|
|
{
|
|
DWORD max_sub_key_len;
|
|
DWORD max_val_name_len;
|
|
DWORD max_val_size;
|
|
DWORD curr_len;
|
|
DWORD i;
|
|
BOOL more_data;
|
|
LONG ret;
|
|
|
|
/* get size information and resize the buffers if necessary */
|
|
if (RegQueryInfoKey(key, NULL, NULL, NULL, NULL,
|
|
&max_sub_key_len, NULL,
|
|
NULL, &max_val_name_len, &max_val_size, NULL, NULL
|
|
) != ERROR_SUCCESS) {
|
|
REGPROC_print_error();
|
|
}
|
|
curr_len = strlen(*reg_key_name_buf);
|
|
REGPROC_resize_char_buffer(reg_key_name_buf, reg_key_name_len,
|
|
max_sub_key_len + curr_len + 1);
|
|
REGPROC_resize_char_buffer(val_name_buf, val_name_len,
|
|
max_val_name_len);
|
|
if (max_val_size > *val_size) {
|
|
*val_size = max_val_size;
|
|
if (!*val_buf) *val_buf = HeapAlloc(GetProcessHeap(), 0, *val_size);
|
|
else *val_buf = HeapReAlloc(GetProcessHeap(), 0, *val_buf, *val_size);
|
|
CHECK_ENOUGH_MEMORY(val_buf);
|
|
}
|
|
|
|
/* output data for the current key */
|
|
fputs("\n[", file);
|
|
fputs(*reg_key_name_buf, file);
|
|
fputs("]\n", file);
|
|
/* print all the values */
|
|
i = 0;
|
|
more_data = TRUE;
|
|
while(more_data) {
|
|
DWORD value_type;
|
|
DWORD val_name_len1 = *val_name_len;
|
|
DWORD val_size1 = *val_size;
|
|
ret = RegEnumValue(key, i, *val_name_buf, &val_name_len1, NULL,
|
|
&value_type, *val_buf, &val_size1);
|
|
if (ret != ERROR_SUCCESS) {
|
|
more_data = FALSE;
|
|
if (ret != ERROR_NO_MORE_ITEMS) {
|
|
REGPROC_print_error();
|
|
}
|
|
} else {
|
|
i++;
|
|
|
|
if ((*val_name_buf)[0]) {
|
|
fputs("\"", file);
|
|
REGPROC_export_string(file, *val_name_buf);
|
|
fputs("\"=", file);
|
|
} else {
|
|
fputs("@=", file);
|
|
}
|
|
|
|
switch (value_type) {
|
|
case REG_SZ:
|
|
case REG_EXPAND_SZ:
|
|
fputs("\"", file);
|
|
if (val_size1) REGPROC_export_string(file, (char*) *val_buf);
|
|
fputs("\"\n", file);
|
|
break;
|
|
|
|
case REG_DWORD:
|
|
fprintf(file, "dword:%08x\n", *((DWORD *)*val_buf));
|
|
break;
|
|
|
|
default:
|
|
fprintf(stderr,"%s: warning - unsupported registry format '%d', "
|
|
"treat as binary\n",
|
|
getAppName(), value_type);
|
|
fprintf(stderr,"key name: \"%s\"\n", *reg_key_name_buf);
|
|
fprintf(stderr,"value name:\"%s\"\n\n", *val_name_buf);
|
|
/* falls through */
|
|
case REG_MULTI_SZ:
|
|
/* falls through */
|
|
case REG_BINARY: {
|
|
DWORD i1;
|
|
const CHAR *hex_prefix;
|
|
CHAR buf[20];
|
|
int cur_pos;
|
|
|
|
if (value_type == REG_BINARY) {
|
|
hex_prefix = "hex:";
|
|
} else {
|
|
hex_prefix = buf;
|
|
sprintf(buf, "hex(%d):", value_type);
|
|
}
|
|
|
|
/* position of where the next character will be printed */
|
|
/* NOTE: yes, strlen("hex:") is used even for hex(x): */
|
|
cur_pos = strlen("\"\"=") + strlen("hex:") +
|
|
strlen(*val_name_buf);
|
|
|
|
fputs(hex_prefix, file);
|
|
for (i1 = 0; i1 < val_size1; i1++) {
|
|
fprintf(file, "%02x", (unsigned int)(*val_buf)[i1]);
|
|
if (i1 + 1 < val_size1) {
|
|
fputs(",", file);
|
|
}
|
|
cur_pos += 3;
|
|
|
|
/* wrap the line */
|
|
if (cur_pos > REG_FILE_HEX_LINE_LEN) {
|
|
fputs("\\\n ", file);
|
|
cur_pos = 2;
|
|
}
|
|
}
|
|
fputs("\n", file);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
i = 0;
|
|
more_data = TRUE;
|
|
(*reg_key_name_buf)[curr_len] = '\\';
|
|
while(more_data) {
|
|
DWORD buf_len = *reg_key_name_len - curr_len;
|
|
|
|
ret = RegEnumKeyEx(key, i, *reg_key_name_buf + curr_len + 1, &buf_len,
|
|
NULL, NULL, NULL, NULL);
|
|
if (ret != ERROR_SUCCESS && ret != ERROR_MORE_DATA) {
|
|
more_data = FALSE;
|
|
if (ret != ERROR_NO_MORE_ITEMS) {
|
|
REGPROC_print_error();
|
|
}
|
|
} else {
|
|
HKEY subkey;
|
|
|
|
i++;
|
|
if (RegOpenKey(key, *reg_key_name_buf + curr_len + 1,
|
|
&subkey) == ERROR_SUCCESS) {
|
|
export_hkey(file, subkey, reg_key_name_buf, reg_key_name_len,
|
|
val_name_buf, val_name_len, val_buf, val_size);
|
|
RegCloseKey(subkey);
|
|
} else {
|
|
REGPROC_print_error();
|
|
}
|
|
}
|
|
}
|
|
(*reg_key_name_buf)[curr_len] = '\0';
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Open file for export.
|
|
*/
|
|
static FILE *REGPROC_open_export_file(CHAR *file_name)
|
|
{
|
|
FILE *file;
|
|
|
|
if (strcmp(file_name,"-")==0)
|
|
file=stdout;
|
|
else
|
|
{
|
|
file = fopen(file_name, "w");
|
|
if (!file) {
|
|
perror("");
|
|
fprintf(stderr,"%s: Can't open file \"%s\"\n", getAppName(), file_name);
|
|
exit(1);
|
|
}
|
|
}
|
|
fputs("REGEDIT4\n", file);
|
|
return file;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Writes contents of the registry key to the specified file stream.
|
|
*
|
|
* Parameters:
|
|
* file_name - name of a file to export registry branch to.
|
|
* reg_key_name - registry branch to export. The whole registry is exported if
|
|
* reg_key_name is NULL or contains an empty string.
|
|
*/
|
|
BOOL export_registry_key(CHAR *file_name, CHAR *reg_key_name)
|
|
{
|
|
CHAR *reg_key_name_buf;
|
|
CHAR *val_name_buf;
|
|
BYTE *val_buf;
|
|
DWORD reg_key_name_len = KEY_MAX_LEN;
|
|
DWORD val_name_len = KEY_MAX_LEN;
|
|
DWORD val_size = REG_VAL_BUF_SIZE;
|
|
FILE *file = NULL;
|
|
|
|
reg_key_name_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
reg_key_name_len * sizeof(*reg_key_name_buf));
|
|
val_name_buf = HeapAlloc(GetProcessHeap(), 0,
|
|
val_name_len * sizeof(*val_name_buf));
|
|
val_buf = HeapAlloc(GetProcessHeap(), 0, val_size);
|
|
CHECK_ENOUGH_MEMORY(reg_key_name_buf && val_name_buf && val_buf);
|
|
|
|
if (reg_key_name && reg_key_name[0]) {
|
|
HKEY reg_key_class;
|
|
CHAR *branch_name = NULL;
|
|
HKEY key;
|
|
|
|
REGPROC_resize_char_buffer(®_key_name_buf, ®_key_name_len,
|
|
strlen(reg_key_name));
|
|
strcpy(reg_key_name_buf, reg_key_name);
|
|
|
|
/* open the specified key */
|
|
if (!parseKeyName(reg_key_name, ®_key_class, &branch_name)) {
|
|
fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
|
|
getAppName(), reg_key_name);
|
|
exit(1);
|
|
}
|
|
if (!branch_name[0]) {
|
|
/* no branch - registry class is specified */
|
|
file = REGPROC_open_export_file(file_name);
|
|
export_hkey(file, reg_key_class,
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
} else if (RegOpenKey(reg_key_class, branch_name, &key) == ERROR_SUCCESS) {
|
|
file = REGPROC_open_export_file(file_name);
|
|
export_hkey(file, key,
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
RegCloseKey(key);
|
|
} else {
|
|
fprintf(stderr,"%s: Can't export. Registry key '%s' does not exist!\n",
|
|
getAppName(), reg_key_name);
|
|
REGPROC_print_error();
|
|
}
|
|
} else {
|
|
unsigned int i;
|
|
|
|
/* export all registry classes */
|
|
file = REGPROC_open_export_file(file_name);
|
|
for (i = 0; i < REG_CLASS_NUMBER; i++) {
|
|
/* do not export HKEY_CLASSES_ROOT */
|
|
if (reg_class_keys[i] != HKEY_CLASSES_ROOT &&
|
|
reg_class_keys[i] != HKEY_CURRENT_USER &&
|
|
reg_class_keys[i] != HKEY_CURRENT_CONFIG &&
|
|
reg_class_keys[i] != HKEY_DYN_DATA) {
|
|
strcpy(reg_key_name_buf, reg_class_names[i]);
|
|
export_hkey(file, reg_class_keys[i],
|
|
®_key_name_buf, ®_key_name_len,
|
|
&val_name_buf, &val_name_len,
|
|
&val_buf, &val_size);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (file) {
|
|
fclose(file);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, reg_key_name);
|
|
HeapFree(GetProcessHeap(), 0, val_buf);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Reads contents of the specified file into the registry.
|
|
*/
|
|
BOOL import_registry_file(FILE* reg_file)
|
|
{
|
|
if (reg_file)
|
|
{
|
|
BYTE s[2];
|
|
if (fread( s, 2, 1, reg_file) == 1)
|
|
{
|
|
if (s[0] == 0xff && s[1] == 0xfe)
|
|
{
|
|
processRegLinesW(reg_file);
|
|
} else
|
|
{
|
|
rewind(reg_file);
|
|
processRegLinesA(reg_file);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* Removes the registry key with all subkeys. Parses full key name.
|
|
*
|
|
* Parameters:
|
|
* reg_key_name - full name of registry branch to delete. Ignored if is NULL,
|
|
* empty, points to register key class, does not exist.
|
|
*/
|
|
void delete_registry_key(WCHAR *reg_key_name)
|
|
{
|
|
WCHAR *key_name = NULL;
|
|
HKEY key_class;
|
|
|
|
if (!reg_key_name || !reg_key_name[0])
|
|
return;
|
|
|
|
if (!parseKeyNameW(reg_key_name, &key_class, &key_name)) {
|
|
char* reg_key_nameA = GetMultiByteString(reg_key_name);
|
|
fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
|
|
getAppName(), reg_key_nameA);
|
|
HeapFree(GetProcessHeap(), 0, reg_key_nameA);
|
|
exit(1);
|
|
}
|
|
if (!*key_name) {
|
|
char* reg_key_nameA = GetMultiByteString(reg_key_name);
|
|
fprintf(stderr,"%s: Can't delete registry class '%s'\n",
|
|
getAppName(), reg_key_nameA);
|
|
HeapFree(GetProcessHeap(), 0, reg_key_nameA);
|
|
exit(1);
|
|
}
|
|
|
|
RegDeleteTreeW(key_class, key_name);
|
|
}
|