2 * Copyright 2017 Hugh McMaster
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
24 #include <wine/unicode.h>
25 #include <wine/debug.h>
26 #include <wine/heap.h>
30 WINE_DEFAULT_DEBUG_CHANNEL(reg
);
32 static WCHAR
*GetWideString(const char *strA
)
37 int len
= MultiByteToWideChar(CP_ACP
, 0, strA
, -1, NULL
, 0);
39 strW
= heap_xalloc(len
* sizeof(WCHAR
));
40 MultiByteToWideChar(CP_ACP
, 0, strA
, -1, strW
, len
);
46 static WCHAR
*GetWideStringN(const char *strA
, int size
, DWORD
*len
)
51 *len
= MultiByteToWideChar(CP_ACP
, 0, strA
, size
, NULL
, 0);
53 strW
= heap_xalloc(*len
* sizeof(WCHAR
));
54 MultiByteToWideChar(CP_ACP
, 0, strA
, size
, strW
, *len
);
61 static WCHAR
*(*get_line
)(FILE *);
63 /* parser definitions */
66 HEADER
, /* parsing the registry file version header */
67 PARSE_WIN31_LINE
, /* parsing a Windows 3.1 registry line */
68 LINE_START
, /* at the beginning of a registry line */
69 KEY_NAME
, /* parsing a key name */
70 DELETE_KEY
, /* deleting a registry key */
71 DEFAULT_VALUE_NAME
, /* parsing a default value name */
72 QUOTED_VALUE_NAME
, /* parsing a double-quoted value name */
73 DATA_START
, /* preparing for data parsing operations */
74 DELETE_VALUE
, /* deleting a registry value */
75 DATA_TYPE
, /* parsing the registry data type */
76 STRING_DATA
, /* parsing REG_SZ data */
77 DWORD_DATA
, /* parsing DWORD data */
78 HEX_DATA
, /* parsing REG_BINARY, REG_NONE, REG_EXPAND_SZ or REG_MULTI_SZ data */
79 EOL_BACKSLASH
, /* preparing to parse multiple lines of hex data */
80 HEX_MULTILINE
, /* parsing multiple lines of hex data */
81 UNKNOWN_DATA
, /* parsing an unhandled or invalid data type */
82 SET_VALUE
, /* adding a value to the registry */
88 FILE *file
; /* pointer to a registry file */
89 WCHAR two_wchars
[2]; /* first two characters from the encoding check */
90 BOOL is_unicode
; /* parsing Unicode or ASCII data */
91 short int reg_version
; /* registry file version */
92 HKEY hkey
; /* current registry key */
93 WCHAR
*key_name
; /* current key name */
94 WCHAR
*value_name
; /* value name */
95 DWORD parse_type
; /* generic data type for parsing */
96 DWORD data_type
; /* data type */
97 void *data
; /* value data */
98 DWORD data_size
; /* size of the data (in bytes) */
99 BOOL backslash
; /* TRUE if the current line contains a backslash */
100 enum parser_state state
; /* current parser state */
103 typedef WCHAR
*(*parser_state_func
)(struct parser
*parser
, WCHAR
*pos
);
105 /* parser state machine functions */
106 static WCHAR
*header_state(struct parser
*parser
, WCHAR
*pos
);
107 static WCHAR
*parse_win31_line_state(struct parser
*parser
, WCHAR
*pos
);
108 static WCHAR
*line_start_state(struct parser
*parser
, WCHAR
*pos
);
109 static WCHAR
*key_name_state(struct parser
*parser
, WCHAR
*pos
);
110 static WCHAR
*delete_key_state(struct parser
*parser
, WCHAR
*pos
);
111 static WCHAR
*default_value_name_state(struct parser
*parser
, WCHAR
*pos
);
112 static WCHAR
*quoted_value_name_state(struct parser
*parser
, WCHAR
*pos
);
113 static WCHAR
*data_start_state(struct parser
*parser
, WCHAR
*pos
);
114 static WCHAR
*delete_value_state(struct parser
*parser
, WCHAR
*pos
);
115 static WCHAR
*data_type_state(struct parser
*parser
, WCHAR
*pos
);
116 static WCHAR
*string_data_state(struct parser
*parser
, WCHAR
*pos
);
117 static WCHAR
*dword_data_state(struct parser
*parser
, WCHAR
*pos
);
118 static WCHAR
*hex_data_state(struct parser
*parser
, WCHAR
*pos
);
119 static WCHAR
*eol_backslash_state(struct parser
*parser
, WCHAR
*pos
);
120 static WCHAR
*hex_multiline_state(struct parser
*parser
, WCHAR
*pos
);
121 static WCHAR
*unknown_data_state(struct parser
*parser
, WCHAR
*pos
);
122 static WCHAR
*set_value_state(struct parser
*parser
, WCHAR
*pos
);
124 static const parser_state_func parser_funcs
[NB_PARSER_STATES
] =
126 header_state
, /* HEADER */
127 parse_win31_line_state
, /* PARSE_WIN31_LINE */
128 line_start_state
, /* LINE_START */
129 key_name_state
, /* KEY_NAME */
130 delete_key_state
, /* DELETE_KEY */
131 default_value_name_state
, /* DEFAULT_VALUE_NAME */
132 quoted_value_name_state
, /* QUOTED_VALUE_NAME */
133 data_start_state
, /* DATA_START */
134 delete_value_state
, /* DELETE_VALUE */
135 data_type_state
, /* DATA_TYPE */
136 string_data_state
, /* STRING_DATA */
137 dword_data_state
, /* DWORD_DATA */
138 hex_data_state
, /* HEX_DATA */
139 eol_backslash_state
, /* EOL_BACKSLASH */
140 hex_multiline_state
, /* HEX_MULTILINE */
141 unknown_data_state
, /* UNKNOWN_DATA */
142 set_value_state
, /* SET_VALUE */
145 /* set the new parser state and return the previous one */
146 static inline enum parser_state
set_state(struct parser
*parser
, enum parser_state state
)
148 enum parser_state ret
= parser
->state
;
149 parser
->state
= state
;
153 /******************************************************************************
154 * Converts a hex representation of a DWORD into a DWORD.
156 static BOOL
convert_hex_to_dword(WCHAR
*str
, DWORD
*dw
)
161 while (*str
== ' ' || *str
== '\t') str
++;
162 if (!*str
) goto error
;
165 while (isxdigitW(*p
))
170 if (count
> 8) goto error
;
173 while (*p
== ' ' || *p
== '\t') p
++;
174 if (*p
&& *p
!= ';') goto error
;
177 *dw
= strtoulW(str
, &end
, 16);
184 /******************************************************************************
185 * Converts comma-separated hex data into a binary string and modifies
186 * the input parameter to skip the concatenating backslash, if found.
188 * Returns TRUE or FALSE to indicate whether parsing was successful.
190 static BOOL
convert_hex_csv_to_hex(struct parser
*parser
, WCHAR
**str
)
196 parser
->backslash
= FALSE
;
198 /* The worst case is 1 digit + 1 comma per byte */
199 size
= ((lstrlenW(*str
) + 1) / 2) + parser
->data_size
;
200 parser
->data
= heap_xrealloc(parser
->data
, size
);
203 d
= (BYTE
*)parser
->data
+ parser
->data_size
;
210 wc
= strtoulW(s
, &end
, 16);
211 if (wc
> 0xff) return FALSE
;
213 if (s
== end
&& wc
== 0)
215 while (*end
== ' ' || *end
== '\t') end
++;
218 parser
->backslash
= TRUE
;
222 else if (*end
== ';')
230 if (*end
&& *end
!= ',')
232 while (*end
== ' ' || *end
== '\t') end
++;
233 if (*end
&& *end
!= ';') return FALSE
;
244 /******************************************************************************
245 * Parses the data type of the registry value being imported and modifies
246 * the input parameter to skip the string representation of the data type.
248 * Returns TRUE or FALSE to indicate whether a data type was found.
250 static BOOL
parse_data_type(struct parser
*parser
, WCHAR
**line
)
252 struct data_type
{ const WCHAR
*tag
; int len
; int type
; int parse_type
; };
254 static const WCHAR quote
[] = {'"'};
255 static const WCHAR hex
[] = {'h','e','x',':'};
256 static const WCHAR dword
[] = {'d','w','o','r','d',':'};
257 static const WCHAR hexp
[] = {'h','e','x','('};
259 static const struct data_type data_types
[] = {
260 /* tag len type parse type */
261 { quote
, 1, REG_SZ
, REG_SZ
},
262 { hex
, 4, REG_BINARY
, REG_BINARY
},
263 { dword
, 6, REG_DWORD
, REG_DWORD
},
264 { hexp
, 4, -1, REG_BINARY
}, /* REG_NONE, REG_EXPAND_SZ, REG_MULTI_SZ */
268 const struct data_type
*ptr
;
270 for (ptr
= data_types
; ptr
->tag
; ptr
++)
272 if (strncmpW(ptr
->tag
, *line
, ptr
->len
))
275 parser
->parse_type
= ptr
->parse_type
;
276 parser
->data_type
= ptr
->parse_type
;
284 if (!**line
|| tolowerW((*line
)[1]) == 'x')
287 /* "hex(xx):" is special */
288 val
= wcstoul(*line
, &end
, 16);
289 if (*end
!= ')' || *(end
+ 1) != ':' || (val
== ~0u && errno
== ERANGE
))
292 parser
->data_type
= val
;
300 /******************************************************************************
301 * Replaces escape sequences with their character equivalents and
302 * null-terminates the string on the first non-escaped double quote.
304 * Assigns a pointer to the remaining unparsed data in the line.
305 * Returns TRUE or FALSE to indicate whether a closing double quote was found.
307 static BOOL
unescape_string(WCHAR
*str
, WCHAR
**unparsed
)
309 int str_idx
= 0; /* current character under analysis */
310 int val_idx
= 0; /* the last character of the unescaped string */
311 int len
= lstrlenW(str
);
314 for (str_idx
= 0; str_idx
< len
; str_idx
++, val_idx
++)
316 if (str
[str_idx
] == '\\')
319 switch (str
[str_idx
])
332 str
[val_idx
] = str
[str_idx
];
335 if (!str
[str_idx
]) return FALSE
;
336 output_message(STRING_ESCAPE_SEQUENCE
, str
[str_idx
]);
337 str
[val_idx
] = str
[str_idx
];
341 else if (str
[str_idx
] == '"')
344 str
[val_idx
] = str
[str_idx
];
347 ret
= (str
[str_idx
] == '"');
348 *unparsed
= str
+ str_idx
+ 1;
353 static HKEY
parse_key_name(WCHAR
*key_name
, WCHAR
**key_path
)
355 if (!key_name
) return 0;
357 *key_path
= strchrW(key_name
, '\\');
358 if (*key_path
) (*key_path
)++;
360 return path_get_rootkey(key_name
);
363 static void close_key(struct parser
*parser
)
367 heap_free(parser
->key_name
);
368 parser
->key_name
= NULL
;
370 RegCloseKey(parser
->hkey
);
375 static LONG
open_key(struct parser
*parser
, WCHAR
*path
)
383 /* Get the registry class */
384 if (!path
|| !(key_class
= parse_key_name(path
, &key_path
)))
385 return ERROR_INVALID_PARAMETER
;
387 res
= RegCreateKeyExW(key_class
, key_path
, 0, NULL
, REG_OPTION_NON_VOLATILE
,
388 KEY_ALL_ACCESS
, NULL
, &parser
->hkey
, NULL
);
390 if (res
== ERROR_SUCCESS
)
392 parser
->key_name
= heap_xalloc((lstrlenW(path
) + 1) * sizeof(WCHAR
));
393 lstrcpyW(parser
->key_name
, path
);
401 static void free_parser_data(struct parser
*parser
)
403 if (parser
->parse_type
== REG_DWORD
|| parser
->parse_type
== REG_BINARY
)
404 heap_free(parser
->data
);
407 parser
->data_size
= 0;
410 static void prepare_hex_string_data(struct parser
*parser
)
412 if (parser
->data_type
== REG_EXPAND_SZ
|| parser
->data_type
== REG_MULTI_SZ
||
413 parser
->data_type
== REG_SZ
)
415 if (parser
->is_unicode
)
417 WCHAR
*data
= parser
->data
;
418 DWORD len
= parser
->data_size
/ sizeof(WCHAR
);
420 if (data
[len
- 1] != 0)
423 parser
->data_size
+= sizeof(WCHAR
);
428 BYTE
*data
= parser
->data
;
430 if (data
[parser
->data_size
- 1] != 0)
432 data
[parser
->data_size
] = 0;
436 parser
->data
= GetWideStringN(parser
->data
, parser
->data_size
, &parser
->data_size
);
437 parser
->data_size
*= sizeof(WCHAR
);
451 static enum reg_versions
parse_file_header(const WCHAR
*s
)
453 static const WCHAR header_31
[] = {'R','E','G','E','D','I','T',0};
454 static const WCHAR header_40
[] = {'R','E','G','E','D','I','T','4',0};
455 static const WCHAR header_50
[] = {'W','i','n','d','o','w','s',' ',
456 'R','e','g','i','s','t','r','y',' ','E','d','i','t','o','r',' ',
457 'V','e','r','s','i','o','n',' ','5','.','0','0',0};
459 while (*s
== ' ' || *s
== '\t') s
++;
461 if (!strcmpW(s
, header_31
))
462 return REG_VERSION_31
;
464 if (!strcmpW(s
, header_40
))
465 return REG_VERSION_40
;
467 if (!strcmpW(s
, header_50
))
468 return REG_VERSION_50
;
470 /* The Windows version accepts registry file headers beginning with "REGEDIT" and ending
471 * with other characters, as long as "REGEDIT" appears at the start of the line. For example,
472 * "REGEDIT 4", "REGEDIT9" and "REGEDIT4FOO" are all treated as valid file headers.
473 * In all such cases, however, the contents of the registry file are not imported.
475 if (!strncmpW(s
, header_31
, 7)) /* "REGEDIT" without NUL */
476 return REG_VERSION_FUZZY
;
478 return REG_VERSION_INVALID
;
481 /* handler for parser HEADER state */
482 static WCHAR
*header_state(struct parser
*parser
, WCHAR
*pos
)
484 WCHAR
*line
, *header
;
486 if (!(line
= get_line(parser
->file
)))
489 if (!parser
->is_unicode
)
491 header
= heap_xalloc((lstrlenW(line
) + 3) * sizeof(WCHAR
));
492 header
[0] = parser
->two_wchars
[0];
493 header
[1] = parser
->two_wchars
[1];
494 lstrcpyW(header
+ 2, line
);
495 parser
->reg_version
= parse_file_header(header
);
498 else parser
->reg_version
= parse_file_header(line
);
500 switch (parser
->reg_version
)
503 set_state(parser
, PARSE_WIN31_LINE
);
507 set_state(parser
, LINE_START
);
510 get_line(NULL
); /* Reset static variables */
517 /* handler for parser PARSE_WIN31_LINE state */
518 static WCHAR
*parse_win31_line_state(struct parser
*parser
, WCHAR
*pos
)
521 static WCHAR hkcr
[] = {'H','K','E','Y','_','C','L','A','S','S','E','S','_','R','O','O','T'};
522 unsigned int key_end
= 0;
524 if (!(line
= get_line(parser
->file
)))
527 if (strncmpW(line
, hkcr
, ARRAY_SIZE(hkcr
)))
531 while (line
[key_end
] && !isspaceW(line
[key_end
])) key_end
++;
533 value
= line
+ key_end
;
534 while (*value
== ' ' || *value
== '\t') value
++;
536 if (*value
== '=') value
++;
537 if (*value
== ' ') value
++; /* at most one space is skipped */
541 if (open_key(parser
, line
) != ERROR_SUCCESS
)
543 output_message(STRING_OPEN_KEY_FAILED
, line
);
547 parser
->value_name
= NULL
;
548 parser
->data_type
= REG_SZ
;
549 parser
->data
= value
;
550 parser
->data_size
= (lstrlenW(value
) + 1) * sizeof(WCHAR
);
552 set_state(parser
, SET_VALUE
);
556 /* handler for parser LINE_START state */
557 static WCHAR
*line_start_state(struct parser
*parser
, WCHAR
*pos
)
561 if (!(line
= get_line(parser
->file
)))
564 for (p
= line
; *p
; p
++)
569 set_state(parser
, KEY_NAME
);
572 set_state(parser
, DEFAULT_VALUE_NAME
);
575 set_state(parser
, QUOTED_VALUE_NAME
);
588 /* handler for parser KEY_NAME state */
589 static WCHAR
*key_name_state(struct parser
*parser
, WCHAR
*pos
)
591 WCHAR
*p
= pos
, *key_end
;
593 if (*p
== ' ' || *p
== '\t' || !(key_end
= strrchrW(p
, ']')))
600 set_state(parser
, DELETE_KEY
);
603 else if (open_key(parser
, p
) != ERROR_SUCCESS
)
604 output_message(STRING_OPEN_KEY_FAILED
, p
);
607 set_state(parser
, LINE_START
);
611 /* handler for parser DELETE_KEY state */
612 static WCHAR
*delete_key_state(struct parser
*parser
, WCHAR
*pos
)
618 if (*p
== 'H' || *p
== 'h')
623 root
= parse_key_name(p
, &path
);
625 if (root
&& path
&& *path
)
626 RegDeleteTreeW(root
, path
);
629 set_state(parser
, LINE_START
);
633 /* handler for parser DEFAULT_VALUE_NAME state */
634 static WCHAR
*default_value_name_state(struct parser
*parser
, WCHAR
*pos
)
636 heap_free(parser
->value_name
);
637 parser
->value_name
= NULL
;
639 set_state(parser
, DATA_START
);
643 /* handler for parser QUOTED_VALUE_NAME state */
644 static WCHAR
*quoted_value_name_state(struct parser
*parser
, WCHAR
*pos
)
646 WCHAR
*val_name
= pos
, *p
;
648 if (parser
->value_name
)
650 heap_free(parser
->value_name
);
651 parser
->value_name
= NULL
;
654 if (!unescape_string(val_name
, &p
))
657 /* copy the value name in case we need to parse multiple lines and the buffer is overwritten */
658 parser
->value_name
= heap_xalloc((lstrlenW(val_name
) + 1) * sizeof(WCHAR
));
659 lstrcpyW(parser
->value_name
, val_name
);
661 set_state(parser
, DATA_START
);
665 set_state(parser
, LINE_START
);
669 /* handler for parser DATA_START state */
670 static WCHAR
*data_start_state(struct parser
*parser
, WCHAR
*pos
)
675 while (*p
== ' ' || *p
== '\t') p
++;
676 if (*p
!= '=') goto invalid
;
678 while (*p
== ' ' || *p
== '\t') p
++;
680 /* trim trailing whitespace */
682 while (len
> 0 && (p
[len
- 1] == ' ' || p
[len
- 1] == '\t')) len
--;
686 set_state(parser
, DELETE_VALUE
);
688 set_state(parser
, DATA_TYPE
);
692 set_state(parser
, LINE_START
);
696 /* handler for parser DELETE_VALUE state */
697 static WCHAR
*delete_value_state(struct parser
*parser
, WCHAR
*pos
)
701 while (*p
== ' ' || *p
== '\t') p
++;
702 if (*p
&& *p
!= ';') goto done
;
704 RegDeleteValueW(parser
->hkey
, parser
->value_name
);
707 set_state(parser
, LINE_START
);
711 /* handler for parser DATA_TYPE state */
712 static WCHAR
*data_type_state(struct parser
*parser
, WCHAR
*pos
)
716 if (!parse_data_type(parser
, &line
))
718 set_state(parser
, LINE_START
);
722 switch (parser
->parse_type
)
725 set_state(parser
, STRING_DATA
);
728 set_state(parser
, DWORD_DATA
);
730 case REG_BINARY
: /* all hex data types, including undefined */
731 set_state(parser
, HEX_DATA
);
734 set_state(parser
, UNKNOWN_DATA
);
740 /* handler for parser STRING_DATA state */
741 static WCHAR
*string_data_state(struct parser
*parser
, WCHAR
*pos
)
747 if (!unescape_string(parser
->data
, &line
))
750 while (*line
== ' ' || *line
== '\t') line
++;
751 if (*line
&& *line
!= ';') goto invalid
;
753 parser
->data_size
= (lstrlenW(parser
->data
) + 1) * sizeof(WCHAR
);
755 set_state(parser
, SET_VALUE
);
759 free_parser_data(parser
);
760 set_state(parser
, LINE_START
);
764 /* handler for parser DWORD_DATA state */
765 static WCHAR
*dword_data_state(struct parser
*parser
, WCHAR
*pos
)
769 parser
->data
= heap_xalloc(sizeof(DWORD
));
771 if (!convert_hex_to_dword(line
, parser
->data
))
774 parser
->data_size
= sizeof(DWORD
);
776 set_state(parser
, SET_VALUE
);
780 free_parser_data(parser
);
781 set_state(parser
, LINE_START
);
785 /* handler for parser HEX_DATA state */
786 static WCHAR
*hex_data_state(struct parser
*parser
, WCHAR
*pos
)
793 if (!convert_hex_csv_to_hex(parser
, &line
))
796 if (parser
->backslash
)
798 set_state(parser
, EOL_BACKSLASH
);
802 prepare_hex_string_data(parser
);
805 set_state(parser
, SET_VALUE
);
809 free_parser_data(parser
);
810 set_state(parser
, LINE_START
);
814 /* handler for parser EOL_BACKSLASH state */
815 static WCHAR
*eol_backslash_state(struct parser
*parser
, WCHAR
*pos
)
819 while (*p
== ' ' || *p
== '\t') p
++;
820 if (*p
&& *p
!= ';') goto invalid
;
822 set_state(parser
, HEX_MULTILINE
);
826 free_parser_data(parser
);
827 set_state(parser
, LINE_START
);
831 /* handler for parser HEX_MULTILINE state */
832 static WCHAR
*hex_multiline_state(struct parser
*parser
, WCHAR
*pos
)
836 if (!(line
= get_line(parser
->file
)))
838 prepare_hex_string_data(parser
);
839 set_state(parser
, SET_VALUE
);
843 while (*line
== ' ' || *line
== '\t') line
++;
844 if (!*line
|| *line
== ';') return line
;
846 if (!isxdigitW(*line
)) goto invalid
;
848 set_state(parser
, HEX_DATA
);
852 free_parser_data(parser
);
853 set_state(parser
, LINE_START
);
857 /* handler for parser UNKNOWN_DATA state */
858 static WCHAR
*unknown_data_state(struct parser
*parser
, WCHAR
*pos
)
860 FIXME("Unknown registry data type [0x%x]\n", parser
->data_type
);
862 set_state(parser
, LINE_START
);
866 /* handler for parser SET_VALUE state */
867 static WCHAR
*set_value_state(struct parser
*parser
, WCHAR
*pos
)
869 RegSetValueExW(parser
->hkey
, parser
->value_name
, 0, parser
->data_type
,
870 parser
->data
, parser
->data_size
);
872 free_parser_data(parser
);
874 if (parser
->reg_version
== REG_VERSION_31
)
875 set_state(parser
, PARSE_WIN31_LINE
);
877 set_state(parser
, LINE_START
);
882 #define REG_VAL_BUF_SIZE 4096
884 static WCHAR
*get_lineA(FILE *fp
)
888 static char *buf
, *next
;
893 if (!fp
) goto cleanup
;
897 size
= REG_VAL_BUF_SIZE
;
898 buf
= heap_xalloc(size
);
906 char *p
= strpbrk(line
, "\r\n");
911 memmove(buf
, next
, len
+ 1);
915 buf
= heap_xrealloc(buf
, size
);
917 if (!(count
= fread(buf
+ len
, 1, size
- len
- 1, fp
)))
920 lineW
= GetWideString(buf
);
923 buf
[len
+ count
] = 0;
929 if (*p
== '\r' && *(p
+ 1) == '\n') next
++;
931 lineW
= GetWideString(line
);
937 if (size
) heap_free(buf
);
942 static WCHAR
*get_lineW(FILE *fp
)
945 static WCHAR
*buf
, *next
;
948 if (!fp
) goto cleanup
;
952 size
= REG_VAL_BUF_SIZE
;
953 buf
= heap_xalloc(size
* sizeof(WCHAR
));
961 static const WCHAR line_endings
[] = {'\r','\n',0};
962 WCHAR
*p
= strpbrkW(line
, line_endings
);
967 memmove(buf
, next
, (len
+ 1) * sizeof(WCHAR
));
971 buf
= heap_xrealloc(buf
, size
* sizeof(WCHAR
));
973 if (!(count
= fread(buf
+ len
, sizeof(WCHAR
), size
- len
- 1, fp
)))
978 buf
[len
+ count
] = 0;
984 if (*p
== '\r' && *(p
+ 1) == '\n') next
++;
990 if (size
) heap_free(buf
);
995 int reg_import(const WCHAR
*filename
)
998 static const WCHAR rb_mode
[] = {'r','b',0};
1000 struct parser parser
;
1003 fp
= _wfopen(filename
, rb_mode
);
1006 output_message(STRING_FILE_NOT_FOUND
, filename
);
1010 if (fread(s
, sizeof(WCHAR
), 1, fp
) != 1)
1013 parser
.is_unicode
= (s
[0] == 0xff && s
[1] == 0xfe);
1014 get_line
= parser
.is_unicode
? get_lineW
: get_lineA
;
1017 parser
.two_wchars
[0] = s
[0];
1018 parser
.two_wchars
[1] = s
[1];
1019 parser
.reg_version
= -1;
1021 parser
.key_name
= NULL
;
1022 parser
.value_name
= NULL
;
1023 parser
.parse_type
= 0;
1024 parser
.data_type
= 0;
1026 parser
.data_size
= 0;
1027 parser
.backslash
= FALSE
;
1028 parser
.state
= HEADER
;
1030 pos
= parser
.two_wchars
;
1032 /* parser main loop */
1034 pos
= (parser_funcs
[parser
.state
])(&parser
, pos
);
1036 if (parser
.reg_version
== REG_VERSION_INVALID
)
1039 heap_free(parser
.value_name
);