2 * Registry processing routines. Routines, common for registry
3 * processing frontends.
5 * Copyright 1999 Sylvain St-Germain
6 * Copyright 2002 Andriy Palamarchuk
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
29 #include <wine/unicode.h>
32 #define REG_VAL_BUF_SIZE 4096
34 /* maximal number of characters in hexadecimal data line,
35 not including '\' character */
36 #define REG_FILE_HEX_LINE_LEN 76
38 static const CHAR *reg_class_names[] = {
39 "HKEY_LOCAL_MACHINE", "HKEY_USERS", "HKEY_CLASSES_ROOT",
40 "HKEY_CURRENT_CONFIG", "HKEY_CURRENT_USER", "HKEY_DYN_DATA"
43 static const WCHAR hkey_local_machine[] = {'H','K','E','Y','_','L','O','C','A','L','_','M','A','C','H','I','N','E',0};
44 static const WCHAR hkey_users[] = {'H','K','E','Y','_','U','S','E','R','S',0};
45 static const WCHAR hkey_classes_root[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T',0};
46 static const WCHAR hkey_current_config[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','C','O','N','F','I','G',0};
47 static const WCHAR hkey_current_user[] = {'H','K','E','Y','_','C','U','R','R','E','N','T','_','U','S','E','R',0};
48 static const WCHAR hkey_dyn_data[] = {'H','K','E','Y','_','D','Y','N','_','D','A','T','A',0};
50 static const WCHAR *reg_class_namesW[] = {hkey_local_machine, hkey_users,
51 hkey_classes_root, hkey_current_config,
52 hkey_current_user, hkey_dyn_data
56 #define REG_CLASS_NUMBER (sizeof(reg_class_names) / sizeof(reg_class_names[0]))
58 static HKEY reg_class_keys[REG_CLASS_NUMBER] = {
59 HKEY_LOCAL_MACHINE, HKEY_USERS, HKEY_CLASSES_ROOT,
60 HKEY_CURRENT_CONFIG, HKEY_CURRENT_USER, HKEY_DYN_DATA
64 #define NOT_ENOUGH_MEMORY 1
67 /* processing macros */
69 /* common check of memory allocation results */
70 #define CHECK_ENOUGH_MEMORY(p) \
73 fprintf(stderr,"%s: file %s, line %d: Not enough memory\n", \
74 getAppName(), __FILE__, __LINE__); \
75 exit(NOT_ENOUGH_MEMORY); \
78 /******************************************************************************
79 * Allocates memory and convers input from multibyte to wide chars
80 * Returned string must be freed by the caller
82 WCHAR* GetWideString(const char* strA)
85 int len = MultiByteToWideChar(CP_ACP, 0, strA, -1, NULL, 0);
87 strW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
88 CHECK_ENOUGH_MEMORY(strW);
89 MultiByteToWideChar(CP_ACP, 0, strA, -1, strW, len);
93 /******************************************************************************
94 * Allocates memory and convers input from wide chars to multibyte
95 * Returned string must be freed by the caller
97 char* GetMultiByteString(const WCHAR* strW)
100 int len = WideCharToMultiByte(CP_ACP, 0, strW, -1, NULL, 0, NULL, NULL);
102 strA = HeapAlloc(GetProcessHeap(), 0, len);
103 CHECK_ENOUGH_MEMORY(strA);
104 WideCharToMultiByte(CP_ACP, 0, strW, -1, strA, len, NULL, NULL);
108 /******************************************************************************
109 * Converts a hex representation of a DWORD into a DWORD.
111 static BOOL convertHexToDWord(WCHAR* str, DWORD *dw)
116 WideCharToMultiByte(CP_ACP, 0, str, -1, buf, 9, NULL, NULL);
117 if (lstrlenW(str) > 8 || sscanf(buf, "%x%c", dw, &dummy) != 1) {
118 fprintf(stderr,"%s: ERROR, invalid hex value\n", getAppName());
124 /******************************************************************************
125 * Converts a hex comma separated values list into a binary string.
127 static BYTE* convertHexCSVToHex(WCHAR *strW, DWORD *size)
131 char* strA = GetMultiByteString(strW);
133 /* The worst case is 1 digit + 1 comma per byte */
134 *size=(strlen(strA)+1)/2;
135 data=HeapAlloc(GetProcessHeap(), 0, *size);
136 CHECK_ENOUGH_MEMORY(data);
145 wc = strtoul(s,&end,16);
146 if (end == s || wc > 0xff || (*end && *end != ',')) {
147 fprintf(stderr,"%s: ERROR converting CSV hex stream. Invalid value at '%s'\n",
149 HeapFree(GetProcessHeap(), 0, data);
150 HeapFree(GetProcessHeap(), 0, strA);
159 HeapFree(GetProcessHeap(), 0, strA);
164 /******************************************************************************
165 * This function returns the HKEY associated with the data type encoded in the
166 * value. It modifies the input parameter (key value) in order to skip this
167 * "now useless" data type information.
169 * Note: Updated based on the algorithm used in 'server/registry.c'
171 static DWORD getDataType(LPWSTR *lpValue, DWORD* parse_type)
173 struct data_type { const WCHAR *tag; int len; int type; int parse_type; };
175 static const WCHAR quote[] = {'"'};
176 static const WCHAR str[] = {'s','t','r',':','"'};
177 static const WCHAR str2[] = {'s','t','r','(','2',')',':','"'};
178 static const WCHAR hex[] = {'h','e','x',':'};
179 static const WCHAR dword[] = {'d','w','o','r','d',':'};
180 static const WCHAR hexp[] = {'h','e','x','('};
182 static const struct data_type data_types[] = { /* actual type */ /* type to assume for parsing */
183 { quote, 1, REG_SZ, REG_SZ },
184 { str, 5, REG_SZ, REG_SZ },
185 { str2, 8, REG_EXPAND_SZ, REG_SZ },
186 { hex, 4, REG_BINARY, REG_BINARY },
187 { dword, 6, REG_DWORD, REG_DWORD },
188 { hexp, 4, -1, REG_BINARY },
192 const struct data_type *ptr;
195 for (ptr = data_types; ptr->tag; ptr++) {
196 if (strncmpW( ptr->tag, *lpValue, ptr->len ))
200 *parse_type = ptr->parse_type;
206 /* "hex(xx):" is special */
207 type = (int)strtoulW( *lpValue , &end, 16 );
208 if (**lpValue=='\0' || *end!=')' || *(end+1)!=':') {
216 *parse_type=REG_NONE;
220 /******************************************************************************
221 * Replaces escape sequences with the characters.
223 static void REGPROC_unescape_string(WCHAR* str)
225 int str_idx = 0; /* current character under analysis */
226 int val_idx = 0; /* the last character of the unescaped string */
227 int len = lstrlenW(str);
228 for (str_idx = 0; str_idx < len; str_idx++, val_idx++) {
229 if (str[str_idx] == '\\') {
231 switch (str[str_idx]) {
237 str[val_idx] = str[str_idx];
240 fprintf(stderr,"Warning! Unrecognized escape sequence: \\%c'\n",
242 str[val_idx] = str[str_idx];
246 str[val_idx] = str[str_idx];
252 /******************************************************************************
253 * Parses HKEY_SOME_ROOT\some\key\path to get the root key handle and
254 * extract the key path (what comes after the first '\').
256 static BOOL parseKeyName(LPSTR lpKeyName, HKEY *hKey, LPSTR *lpKeyPath)
261 if (lpKeyName == NULL)
264 lpSlash = strchr(lpKeyName, '\\');
267 len = lpSlash-lpKeyName;
271 len = strlen(lpKeyName);
272 lpSlash = lpKeyName+len;
275 for (i = 0; i < REG_CLASS_NUMBER; i++) {
276 if (strncmp(lpKeyName, reg_class_names[i], len) == 0 &&
277 len == strlen(reg_class_names[i])) {
278 *hKey = reg_class_keys[i];
285 if (*lpSlash != '\0')
287 *lpKeyPath = lpSlash;
291 static BOOL parseKeyNameW(LPWSTR lpKeyName, HKEY *hKey, LPWSTR *lpKeyPath)
293 WCHAR* lpSlash = NULL;
296 if (lpKeyName == NULL)
299 for(i = 0; *(lpKeyName+i) != 0; i++)
301 if(*(lpKeyName+i) == '\\')
303 lpSlash = lpKeyName+i;
310 len = lpSlash-lpKeyName;
314 len = lstrlenW(lpKeyName);
315 lpSlash = lpKeyName+len;
319 for (i = 0; i < REG_CLASS_NUMBER; i++) {
320 if (CompareStringW(LOCALE_USER_DEFAULT, 0, lpKeyName, len, reg_class_namesW[i], len) == CSTR_EQUAL &&
321 len == lstrlenW(reg_class_namesW[i])) {
322 *hKey = reg_class_keys[i];
331 if (*lpSlash != '\0')
333 *lpKeyPath = lpSlash;
337 /* Globals used by the setValue() & co */
338 static LPSTR currentKeyName;
339 static HKEY currentKeyHandle = NULL;
341 /******************************************************************************
342 * Sets the value with name val_name to the data in val_data for the currently
346 * val_name - name of the registry value
347 * val_data - registry value data
349 static LONG setValue(WCHAR* val_name, WCHAR* val_data)
352 DWORD dwDataType, dwParseType;
355 WCHAR del[] = {'-',0};
357 if ( (val_name == NULL) || (val_data == NULL) )
358 return ERROR_INVALID_PARAMETER;
360 if (lstrcmpW(val_data, del) == 0)
362 res=RegDeleteValueW(currentKeyHandle,val_name);
363 return (res == ERROR_FILE_NOT_FOUND ? ERROR_SUCCESS : res);
366 /* Get the data type stored into the value field */
367 dwDataType = getDataType(&val_data, &dwParseType);
369 if (dwParseType == REG_SZ) /* no conversion for string */
371 REGPROC_unescape_string(val_data);
372 /* Compute dwLen after REGPROC_unescape_string because it may
373 * have changed the string length and we don't want to store
374 * the extra garbage in the registry.
376 dwLen = lstrlenW(val_data);
377 if (dwLen>0 && val_data[dwLen-1]=='"')
380 val_data[dwLen]='\0';
382 lpbData = (BYTE*) val_data;
383 dwLen++; /* include terminating null */
384 dwLen = dwLen * sizeof(WCHAR); /* size is in bytes */
386 else if (dwParseType == REG_DWORD) /* Convert the dword types */
388 if (!convertHexToDWord(val_data, &dwData))
389 return ERROR_INVALID_DATA;
390 lpbData = (BYTE*)&dwData;
391 dwLen = sizeof(dwData);
393 else if (dwParseType == REG_BINARY) /* Convert the binary data */
395 lpbData = convertHexCSVToHex(val_data, &dwLen);
397 return ERROR_INVALID_DATA;
399 else /* unknown format */
401 fprintf(stderr,"%s: ERROR, unknown data format\n", getAppName());
402 return ERROR_INVALID_DATA;
405 res = RegSetValueExW(
412 if (dwParseType == REG_BINARY)
413 HeapFree(GetProcessHeap(), 0, lpbData);
417 /******************************************************************************
418 * A helper function for processRegEntry() that opens the current key.
419 * That key must be closed by calling closeKey().
421 static LONG openKeyW(WCHAR* stdInput)
429 if (stdInput == NULL)
430 return ERROR_INVALID_PARAMETER;
432 /* Get the registry class */
433 if (!parseKeyNameW(stdInput, &keyClass, &keyPath))
434 return ERROR_INVALID_PARAMETER;
436 res = RegCreateKeyExW(
437 keyClass, /* Class */
438 keyPath, /* Sub Key */
440 NULL, /* object type */
441 REG_OPTION_NON_VOLATILE, /* option, REG_OPTION_NON_VOLATILE ... */
442 KEY_ALL_ACCESS, /* access mask, KEY_ALL_ACCESS */
443 NULL, /* security attribute */
444 ¤tKeyHandle, /* result */
445 &dwDisp); /* disposition, REG_CREATED_NEW_KEY or
446 REG_OPENED_EXISTING_KEY */
448 if (res == ERROR_SUCCESS)
449 currentKeyName = GetMultiByteString(stdInput);
451 currentKeyHandle = NULL;
457 /******************************************************************************
458 * Close the currently opened key.
460 static void closeKey(void)
462 if (currentKeyHandle)
464 HeapFree(GetProcessHeap(), 0, currentKeyName);
465 RegCloseKey(currentKeyHandle);
466 currentKeyHandle = NULL;
470 /******************************************************************************
471 * This function is a wrapper for the setValue function. It prepares the
472 * land and cleans the area once completed.
473 * Note: this function modifies the line parameter.
475 * line - registry file unwrapped line. Should have the registry value name and
476 * complete registry value data.
478 static void processSetValue(WCHAR* line)
480 WCHAR* val_name; /* registry value name */
481 WCHAR* val_data; /* registry value data */
482 int line_idx = 0; /* current character under analysis */
486 if (line[line_idx] == '@' && line[line_idx + 1] == '=') {
487 line[line_idx] = '\0';
490 } else if (line[line_idx] == '\"') {
492 val_name = line + line_idx;
494 if (line[line_idx] == '\\') /* skip escaped character */
498 if (line[line_idx] == '\"') {
499 line[line_idx] = '\0';
507 if (line[line_idx] != '=') {
509 line[line_idx] = '\"';
510 lineA = GetMultiByteString(line);
511 fprintf(stderr,"Warning! unrecognized line:\n%s\n", lineA);
512 HeapFree(GetProcessHeap(), 0, lineA);
517 char* lineA = GetMultiByteString(line);
518 fprintf(stderr,"Warning! unrecognized line:\n%s\n", lineA);
519 HeapFree(GetProcessHeap(), 0, lineA);
522 line_idx++; /* skip the '=' character */
523 val_data = line + line_idx;
525 REGPROC_unescape_string(val_name);
526 res = setValue(val_name, val_data);
527 if ( res != ERROR_SUCCESS )
529 char* val_nameA = GetMultiByteString(val_name);
530 char* val_dataA = GetMultiByteString(val_data);
531 fprintf(stderr,"%s: ERROR Key %s not created. Value: %s, Data: %s\n",
536 HeapFree(GetProcessHeap(), 0, val_nameA);
537 HeapFree(GetProcessHeap(), 0, val_dataA);
541 /******************************************************************************
542 * This function receives the currently read entry and performs the
543 * corresponding action.
545 static void processRegEntry(WCHAR* stdInput)
548 * We encountered the end of the file, make sure we
549 * close the opened key and exit
551 if (stdInput == NULL) {
556 if ( stdInput[0] == '[') /* We are reading a new key */
559 closeKey(); /* Close the previous key */
561 /* Get rid of the square brackets */
563 keyEnd = strrchrW(stdInput, ']');
567 /* delete the key if we encounter '-' at the start of reg key */
568 if ( stdInput[0] == '-')
570 delete_registry_key(stdInput + 1);
571 } else if ( openKeyW(stdInput) != ERROR_SUCCESS )
573 fprintf(stderr,"%s: setValue failed to open key %s\n",
574 getAppName(), stdInput);
576 } else if( currentKeyHandle &&
577 (( stdInput[0] == '@') || /* reading a default @=data pair */
578 ( stdInput[0] == '\"'))) /* reading a new value=data pair */
580 processSetValue(stdInput);
583 /* Since we are assuming that the file format is valid we must be
584 * reading a blank line which indicates the end of this key processing
590 /******************************************************************************
591 * Processes a registry file.
592 * Correctly processes comments (in # form), line continuation.
595 * in - input stream to read from
597 void processRegLinesA(FILE *in)
599 LPSTR line = NULL; /* line read from input stream */
600 ULONG lineSize = REG_VAL_BUF_SIZE;
602 line = HeapAlloc(GetProcessHeap(), 0, lineSize);
603 CHECK_ENOUGH_MEMORY(line);
606 LPSTR s; /* The pointer into line for where the current fgets should read */
611 size_t size_remaining;
613 char *s_eol; /* various local uses */
615 /* Do we need to expand the buffer ? */
616 assert (s >= line && s <= line + lineSize);
617 size_remaining = lineSize - (s-line);
618 if (size_remaining < 2) /* room for 1 character and the \0 */
621 size_t new_size = lineSize + REG_VAL_BUF_SIZE;
622 if (new_size > lineSize) /* no arithmetic overflow */
623 new_buffer = HeapReAlloc (GetProcessHeap(), 0, line, new_size);
626 CHECK_ENOUGH_MEMORY(new_buffer);
628 s = line + lineSize - size_remaining;
630 size_remaining = lineSize - (s-line);
633 /* Get as much as possible into the buffer, terminated either by
634 * eof, error, eol or getting the maximum amount. Abort on error.
636 size_to_get = (size_remaining > INT_MAX ? INT_MAX : size_remaining);
638 check = fgets (s, size_to_get, in);
642 perror ("While reading input");
647 /* It is not clear to me from the definition that the
648 * contents of the buffer are well defined on detecting
649 * an eof without managing to read anything.
654 /* If we didn't read the eol nor the eof go around for the rest */
655 s_eol = strchr (s, '\n');
656 if (!feof (in) && !s_eol) {
657 s = strchr (s, '\0');
658 /* It should be s + size_to_get - 1 but this is safer */
662 /* If it is a comment line then discard it and go around again */
663 if (line [0] == '#') {
668 /* Remove any line feed. Leave s_eol on the \0 */
671 if (s_eol > line && *(s_eol-1) == '\r')
674 s_eol = strchr (s, '\0');
676 /* If there is a concatenating \\ then go around again */
677 if (s_eol > line && *(s_eol-1) == '\\') {
680 /* The following error protection could be made more self-
681 * correcting but I thought it not worth trying.
683 if ((c = fgetc (in)) == EOF || c != ' ' ||
684 (c = fgetc (in)) == EOF || c != ' ')
685 fprintf(stderr,"%s: ERROR - invalid continuation.\n",
690 lineW = GetWideString(line);
692 break; /* That is the full virtual line */
695 processRegEntry(lineW);
696 HeapFree(GetProcessHeap(), 0, lineW);
698 processRegEntry(NULL);
700 HeapFree(GetProcessHeap(), 0, line);
703 void processRegLinesW(FILE *in)
705 WCHAR* buf = NULL; /* line read from input stream */
706 ULONG lineSize = REG_VAL_BUF_SIZE;
707 size_t CharsInBuf = -1;
709 WCHAR* s; /* The pointer into line for where the current fgets should read */
711 buf = HeapAlloc(GetProcessHeap(), 0, lineSize * sizeof(WCHAR));
712 CHECK_ENOUGH_MEMORY(buf);
717 size_t size_remaining;
719 WCHAR *s_eol = NULL; /* various local uses */
721 /* Do we need to expand the buffer ? */
722 assert (s >= buf && s <= buf + lineSize);
723 size_remaining = lineSize - (s-buf);
724 if (size_remaining < 2) /* room for 1 character and the \0 */
727 size_t new_size = lineSize + (REG_VAL_BUF_SIZE / sizeof(WCHAR));
728 if (new_size > lineSize) /* no arithmetic overflow */
729 new_buffer = HeapReAlloc (GetProcessHeap(), 0, buf, new_size * sizeof(WCHAR));
732 CHECK_ENOUGH_MEMORY(new_buffer);
734 s = buf + lineSize - size_remaining;
736 size_remaining = lineSize - (s-buf);
739 /* Get as much as possible into the buffer, terminated either by
740 * eof, error or getting the maximum amount. Abort on error.
742 size_to_get = (size_remaining > INT_MAX ? INT_MAX : size_remaining);
744 CharsInBuf = fread(s, sizeof(WCHAR), size_to_get - 1, in);
747 if (CharsInBuf == 0) {
749 perror ("While reading input");
754 /* It is not clear to me from the definition that the
755 * contents of the buffer are well defined on detecting
756 * an eof without managing to read anything.
761 /* If we didn't read the eol nor the eof go around for the rest */
764 s_eol = strchrW(s, '\n');
769 /* If it is a comment line then discard it and go around again */
775 /* If there is a concatenating \\ then go around again */
776 if ((*(s_eol-1) == '\\') ||
777 (*(s_eol-1) == '\r' && *(s_eol-2) == '\\')) {
778 WCHAR* NextLine = s_eol;
780 while(*(NextLine+1) == ' ' || *(NextLine+1) == '\t')
785 if(*(s_eol-1) == '\r')
788 MoveMemory(s_eol - 1, NextLine, (CharsInBuf - (NextLine - buf) + 1)*sizeof(WCHAR));
789 CharsInBuf -= NextLine - s_eol + 1;
794 /* Remove any line feed. Leave s_eol on the \0 */
797 if (s_eol > buf && *(s_eol-1) == '\r')
807 continue; /* That is the full virtual line */
811 processRegEntry(NULL);
813 HeapFree(GetProcessHeap(), 0, buf);
816 /****************************************************************************
817 * REGPROC_print_error
819 * Print the message for GetLastError
822 static void REGPROC_print_error(void)
828 error_code = GetLastError ();
829 status = FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
830 NULL, error_code, 0, (LPTSTR) &lpMsgBuf, 0, NULL);
832 fprintf(stderr,"%s: Cannot display message for error %d, status %d\n",
833 getAppName(), error_code, GetLastError());
837 LocalFree((HLOCAL)lpMsgBuf);
841 /******************************************************************************
842 * Checks whether the buffer has enough room for the string or required size.
843 * Resizes the buffer if necessary.
846 * buffer - pointer to a buffer for string
847 * len - current length of the buffer in characters.
848 * required_len - length of the string to place to the buffer in characters.
849 * The length does not include the terminating null character.
851 static void REGPROC_resize_char_buffer(CHAR **buffer, DWORD *len, DWORD required_len)
854 if (required_len > *len) {
857 *buffer = HeapAlloc(GetProcessHeap(), 0, *len * sizeof(**buffer));
859 *buffer = HeapReAlloc(GetProcessHeap(), 0, *buffer, *len * sizeof(**buffer));
860 CHECK_ENOUGH_MEMORY(*buffer);
864 /******************************************************************************
865 * Prints string str to file
867 static void REGPROC_export_string(FILE *file, CHAR *str)
869 size_t len = strlen(str);
872 /* escaping characters */
873 for (i = 0; i < len; i++) {
892 /******************************************************************************
893 * Writes contents of the registry key to the specified file stream.
896 * file - writable file stream to export registry branch to.
897 * key - registry branch to export.
898 * reg_key_name_buf - name of the key with registry class.
899 * Is resized if necessary.
900 * reg_key_name_len - length of the buffer for the registry class in characters.
901 * val_name_buf - buffer for storing value name.
902 * Is resized if necessary.
903 * val_name_len - length of the buffer for storing value names in characters.
904 * val_buf - buffer for storing values while extracting.
905 * Is resized if necessary.
906 * val_size - size of the buffer for storing values in bytes.
908 static void export_hkey(FILE *file, HKEY key,
909 CHAR **reg_key_name_buf, DWORD *reg_key_name_len,
910 CHAR **val_name_buf, DWORD *val_name_len,
911 BYTE **val_buf, DWORD *val_size)
913 DWORD max_sub_key_len;
914 DWORD max_val_name_len;
921 /* get size information and resize the buffers if necessary */
922 if (RegQueryInfoKey(key, NULL, NULL, NULL, NULL,
923 &max_sub_key_len, NULL,
924 NULL, &max_val_name_len, &max_val_size, NULL, NULL
925 ) != ERROR_SUCCESS) {
926 REGPROC_print_error();
928 curr_len = strlen(*reg_key_name_buf);
929 REGPROC_resize_char_buffer(reg_key_name_buf, reg_key_name_len,
930 max_sub_key_len + curr_len + 1);
931 REGPROC_resize_char_buffer(val_name_buf, val_name_len,
933 if (max_val_size > *val_size) {
934 *val_size = max_val_size;
935 if (!*val_buf) *val_buf = HeapAlloc(GetProcessHeap(), 0, *val_size);
936 else *val_buf = HeapReAlloc(GetProcessHeap(), 0, *val_buf, *val_size);
937 CHECK_ENOUGH_MEMORY(val_buf);
940 /* output data for the current key */
942 fputs(*reg_key_name_buf, file);
944 /* print all the values */
949 DWORD val_name_len1 = *val_name_len;
950 DWORD val_size1 = *val_size;
951 ret = RegEnumValue(key, i, *val_name_buf, &val_name_len1, NULL,
952 &value_type, *val_buf, &val_size1);
953 if (ret != ERROR_SUCCESS) {
955 if (ret != ERROR_NO_MORE_ITEMS) {
956 REGPROC_print_error();
961 if ((*val_name_buf)[0]) {
963 REGPROC_export_string(file, *val_name_buf);
969 switch (value_type) {
973 if (val_size1) REGPROC_export_string(file, (char*) *val_buf);
978 fprintf(file, "dword:%08x\n", *((DWORD *)*val_buf));
982 fprintf(stderr,"%s: warning - unsupported registry format '%d', "
984 getAppName(), value_type);
985 fprintf(stderr,"key name: \"%s\"\n", *reg_key_name_buf);
986 fprintf(stderr,"value name:\"%s\"\n\n", *val_name_buf);
992 const CHAR *hex_prefix;
996 if (value_type == REG_BINARY) {
1000 sprintf(buf, "hex(%d):", value_type);
1003 /* position of where the next character will be printed */
1004 /* NOTE: yes, strlen("hex:") is used even for hex(x): */
1005 cur_pos = strlen("\"\"=") + strlen("hex:") +
1006 strlen(*val_name_buf);
1008 fputs(hex_prefix, file);
1009 for (i1 = 0; i1 < val_size1; i1++) {
1010 fprintf(file, "%02x", (unsigned int)(*val_buf)[i1]);
1011 if (i1 + 1 < val_size1) {
1017 if (cur_pos > REG_FILE_HEX_LINE_LEN) {
1018 fputs("\\\n ", file);
1031 (*reg_key_name_buf)[curr_len] = '\\';
1033 DWORD buf_len = *reg_key_name_len - curr_len;
1035 ret = RegEnumKeyEx(key, i, *reg_key_name_buf + curr_len + 1, &buf_len,
1036 NULL, NULL, NULL, NULL);
1037 if (ret != ERROR_SUCCESS && ret != ERROR_MORE_DATA) {
1039 if (ret != ERROR_NO_MORE_ITEMS) {
1040 REGPROC_print_error();
1046 if (RegOpenKey(key, *reg_key_name_buf + curr_len + 1,
1047 &subkey) == ERROR_SUCCESS) {
1048 export_hkey(file, subkey, reg_key_name_buf, reg_key_name_len,
1049 val_name_buf, val_name_len, val_buf, val_size);
1050 RegCloseKey(subkey);
1052 REGPROC_print_error();
1056 (*reg_key_name_buf)[curr_len] = '\0';
1059 /******************************************************************************
1060 * Open file for export.
1062 static FILE *REGPROC_open_export_file(CHAR *file_name)
1066 if (strcmp(file_name,"-")==0)
1070 file = fopen(file_name, "w");
1073 fprintf(stderr,"%s: Can't open file \"%s\"\n", getAppName(), file_name);
1077 fputs("REGEDIT4\n", file);
1081 /******************************************************************************
1082 * Writes contents of the registry key to the specified file stream.
1085 * file_name - name of a file to export registry branch to.
1086 * reg_key_name - registry branch to export. The whole registry is exported if
1087 * reg_key_name is NULL or contains an empty string.
1089 BOOL export_registry_key(CHAR *file_name, CHAR *reg_key_name)
1091 CHAR *reg_key_name_buf;
1094 DWORD reg_key_name_len = KEY_MAX_LEN;
1095 DWORD val_name_len = KEY_MAX_LEN;
1096 DWORD val_size = REG_VAL_BUF_SIZE;
1099 reg_key_name_buf = HeapAlloc(GetProcessHeap(), 0,
1100 reg_key_name_len * sizeof(*reg_key_name_buf));
1101 val_name_buf = HeapAlloc(GetProcessHeap(), 0,
1102 val_name_len * sizeof(*val_name_buf));
1103 val_buf = HeapAlloc(GetProcessHeap(), 0, val_size);
1104 CHECK_ENOUGH_MEMORY(reg_key_name_buf && val_name_buf && val_buf);
1106 if (reg_key_name && reg_key_name[0]) {
1108 CHAR *branch_name = NULL;
1111 REGPROC_resize_char_buffer(®_key_name_buf, ®_key_name_len,
1112 strlen(reg_key_name));
1113 strcpy(reg_key_name_buf, reg_key_name);
1115 /* open the specified key */
1116 if (!parseKeyName(reg_key_name, ®_key_class, &branch_name)) {
1117 fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
1118 getAppName(), reg_key_name);
1121 if (!branch_name[0]) {
1122 /* no branch - registry class is specified */
1123 file = REGPROC_open_export_file(file_name);
1124 export_hkey(file, reg_key_class,
1125 ®_key_name_buf, ®_key_name_len,
1126 &val_name_buf, &val_name_len,
1127 &val_buf, &val_size);
1128 } else if (RegOpenKey(reg_key_class, branch_name, &key) == ERROR_SUCCESS) {
1129 file = REGPROC_open_export_file(file_name);
1130 export_hkey(file, key,
1131 ®_key_name_buf, ®_key_name_len,
1132 &val_name_buf, &val_name_len,
1133 &val_buf, &val_size);
1136 fprintf(stderr,"%s: Can't export. Registry key '%s' does not exist!\n",
1137 getAppName(), reg_key_name);
1138 REGPROC_print_error();
1143 /* export all registry classes */
1144 file = REGPROC_open_export_file(file_name);
1145 for (i = 0; i < REG_CLASS_NUMBER; i++) {
1146 /* do not export HKEY_CLASSES_ROOT */
1147 if (reg_class_keys[i] != HKEY_CLASSES_ROOT &&
1148 reg_class_keys[i] != HKEY_CURRENT_USER &&
1149 reg_class_keys[i] != HKEY_CURRENT_CONFIG &&
1150 reg_class_keys[i] != HKEY_DYN_DATA) {
1151 strcpy(reg_key_name_buf, reg_class_names[i]);
1152 export_hkey(file, reg_class_keys[i],
1153 ®_key_name_buf, ®_key_name_len,
1154 &val_name_buf, &val_name_len,
1155 &val_buf, &val_size);
1163 HeapFree(GetProcessHeap(), 0, reg_key_name);
1164 HeapFree(GetProcessHeap(), 0, val_buf);
1168 /******************************************************************************
1169 * Reads contents of the specified file into the registry.
1171 BOOL import_registry_file(FILE* reg_file)
1176 if (fread( s, 2, 1, reg_file) == 1)
1178 if (s[0] == 0xff && s[1] == 0xfe)
1180 printf("Trying to open unicode file\n");
1181 processRegLinesW(reg_file);
1184 printf("ansi file\n");
1186 processRegLinesA(reg_file);
1194 /******************************************************************************
1195 * Removes the registry key with all subkeys. Parses full key name.
1198 * reg_key_name - full name of registry branch to delete. Ignored if is NULL,
1199 * empty, points to register key class, does not exist.
1201 void delete_registry_key(WCHAR *reg_key_name)
1203 WCHAR *key_name = NULL;
1206 if (!reg_key_name || !reg_key_name[0])
1209 if (!parseKeyNameW(reg_key_name, &key_class, &key_name)) {
1210 char* reg_key_nameA = GetMultiByteString(reg_key_name);
1211 fprintf(stderr,"%s: Incorrect registry class specification in '%s'\n",
1212 getAppName(), reg_key_nameA);
1213 HeapFree(GetProcessHeap(), 0, reg_key_nameA);
1217 char* reg_key_nameA = GetMultiByteString(reg_key_name);
1218 fprintf(stderr,"%s: Can't delete registry class '%s'\n",
1219 getAppName(), reg_key_nameA);
1220 HeapFree(GetProcessHeap(), 0, reg_key_nameA);
1224 RegDeleteTreeW(key_class, key_name);