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1104 lines (943 loc) · 28.1 KB
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Copy pathutils.cpp
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1104 lines (943 loc) · 28.1 KB
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#include "utils.h"
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <assert.h>
#define STRING_MISSING_INTEGER 111
#define STRING_MISSING_HEXDATA 112
#define STRING_UNHANDLED_TYPE 113
#define STRING_INVALID_STRING 123
int strcmpiW( const WCHAR *str1, const WCHAR *str2 )
{
for (;;)
{
int ret = tolowerW(*str1) - tolowerW(*str2);
if (ret || !*str1) return ret;
str1++;
str2++;
}
}
int strncmpiW( const WCHAR *str1, const WCHAR *str2, int n )
{
int ret = 0;
for ( ; n > 0; n--, str1++, str2++)
if ((ret = tolowerW(*str1) - tolowerW(*str2)) || !*str1) break;
return ret;
}
int memicmpW( const WCHAR *str1, const WCHAR *str2, int n )
{
int ret = 0;
for ( ; n > 0; n--, str1++, str2++)
if ((ret = tolowerW(*str1) - tolowerW(*str2))) break;
return ret;
}
WCHAR *strstrW( const WCHAR *str, const WCHAR *sub )
{
while (*str)
{
const WCHAR *p1 = str, *p2 = sub;
while (*p1 && *p2 && *p1 == *p2) { p1++; p2++; }
if (!*p2) return (WCHAR *)str;
str++;
}
return NULL;
}
/* strtolW and strtoulW implementation based on the GNU C library code */
/* Copyright (C) 1991,92,94,95,96,97,98,99,2000,2001 Free Software Foundation, Inc. */
long int strtolW( const WCHAR *nptr, WCHAR **endptr, int base )
{
int negative;
register unsigned long int cutoff;
register unsigned int cutlim;
register unsigned long int i;
register const WCHAR *s;
register WCHAR c;
const WCHAR *save, *end;
int overflow;
if (base < 0 || base == 1 || base > 36) return 0;
save = s = nptr;
/* Skip white space. */
while (isspaceW (*s))
++s;
if (!*s) goto noconv;
/* Check for a sign. */
negative = 0;
if (*s == '-')
{
negative = 1;
++s;
}
else if (*s == '+')
++s;
/* Recognize number prefix and if BASE is zero, figure it out ourselves. */
if (*s == '0')
{
if ((base == 0 || base == 16) && toupperW(s[1]) == 'X')
{
s += 2;
base = 16;
}
else if (base == 0)
base = 8;
}
else if (base == 0)
base = 10;
/* Save the pointer so we can check later if anything happened. */
save = s;
end = NULL;
cutoff = ULONG_MAX / (unsigned long int) base;
cutlim = ULONG_MAX % (unsigned long int) base;
overflow = 0;
i = 0;
c = *s;
for (;c != '\0'; c = *++s)
{
if (s == end)
break;
if (c >= '0' && c <= '9')
c -= '0';
else if (isalphaW (c))
c = toupperW (c) - 'A' + 10;
else
break;
if ((int) c >= base)
break;
/* Check for overflow. */
if (i > cutoff || (i == cutoff && c > cutlim))
overflow = 1;
else
{
i *= (unsigned long int) base;
i += c;
}
}
/* Check if anything actually happened. */
if (s == save)
goto noconv;
/* Store in ENDPTR the address of one character
past the last character we converted. */
if (endptr != NULL)
*endptr = (WCHAR *)s;
/* Check for a value that is within the range of
`unsigned LONG int', but outside the range of `LONG int'. */
if (overflow == 0
&& i > (negative
? -((unsigned long int) (LONG_MIN + 1)) + 1
: (unsigned long int) LONG_MAX))
overflow = 1;
if (overflow)
{
errno = ERANGE;
return negative ? LONG_MIN : LONG_MAX;
}
/* Return the result of the appropriate sign. */
return negative ? -i : i;
noconv:
/* We must handle a special case here: the base is 0 or 16 and the
first two characters are '0' and 'x', but the rest are not
hexadecimal digits. This is no error case. We return 0 and
ENDPTR points to the `x`. */
if (endptr != NULL)
{
if (save - nptr >= 2 && toupperW (save[-1]) == 'X'
&& save[-2] == '0')
*endptr = (WCHAR *)&save[-1];
else
/* There was no number to convert. */
*endptr = (WCHAR *)nptr;
}
return 0L;
}
unsigned long int strtoulW( const WCHAR *nptr, WCHAR **endptr, int base )
{
int negative;
register unsigned long int cutoff;
register unsigned int cutlim;
register unsigned long int i;
register const WCHAR *s;
register WCHAR c;
const WCHAR *save, *end;
int overflow;
if (base < 0 || base == 1 || base > 36) return 0;
save = s = nptr;
/* Skip white space. */
while (isspaceW (*s))
++s;
if (!*s) goto noconv;
/* Check for a sign. */
negative = 0;
if (*s == '-')
{
negative = 1;
++s;
}
else if (*s == '+')
++s;
/* Recognize number prefix and if BASE is zero, figure it out ourselves. */
if (*s == '0')
{
if ((base == 0 || base == 16) && toupperW(s[1]) == 'X')
{
s += 2;
base = 16;
}
else if (base == 0)
base = 8;
}
else if (base == 0)
base = 10;
/* Save the pointer so we can check later if anything happened. */
save = s;
end = NULL;
cutoff = ULONG_MAX / (unsigned long int) base;
cutlim = ULONG_MAX % (unsigned long int) base;
overflow = 0;
i = 0;
c = *s;
for (;c != '\0'; c = *++s)
{
if (s == end)
break;
if (c >= '0' && c <= '9')
c -= '0';
else if (isalphaW (c))
c = toupperW (c) - 'A' + 10;
else
break;
if ((int) c >= base)
break;
/* Check for overflow. */
if (i > cutoff || (i == cutoff && c > cutlim))
overflow = 1;
else
{
i *= (unsigned long int) base;
i += c;
}
}
/* Check if anything actually happened. */
if (s == save)
goto noconv;
/* Store in ENDPTR the address of one character
past the last character we converted. */
if (endptr != NULL)
*endptr = (WCHAR *)s;
if (overflow)
{
errno = ERANGE;
return ULONG_MAX;
}
/* Return the result of the appropriate sign. */
return negative ? -i : i;
noconv:
/* We must handle a special case here: the base is 0 or 16 and the
first two characters are '0' and 'x', but the rest are not
hexadecimal digits. This is no error case. We return 0 and
ENDPTR points to the `x`. */
if (endptr != NULL)
{
if (save - nptr >= 2 && toupperW (save[-1]) == 'X'
&& save[-2] == '0')
*endptr = (WCHAR *)&save[-1];
else
/* There was no number to convert. */
*endptr = (WCHAR *)nptr;
}
return 0L;
}
/* format a WCHAR string according to a printf format; helper for vsnprintfW */
static size_t format_string( WCHAR *buffer, size_t len, const char *format, const WCHAR *str, int str_len )
{
size_t count = 0;
int i, left_align = 0, width = 0, max = 0;
assert( *format == '%' );
format++; /* skip '%' */
while (*format == '0' || *format == '+' || *format == '-' || *format == ' ' || *format == '#')
{
if (*format == '-') left_align = 1;
format++;
}
while (isdigit(*format)) width = width * 10 + *format++ - '0';
if (str_len == -1) str_len = strlenW( str );
if (*format == '.')
{
format++;
while (isdigit(*format)) max = max * 10 + *format++ - '0';
if (max > str_len) max = str_len;
}
else max = str_len;
if (*format == 'h' || *format == 'l') format++;
assert( *format == 's' );
if (!left_align && width > max)
{
for (i = 0; i < width - max; i++)
{
if (count++ < len)
*buffer++ = ' ';
}
}
if (count < len)
memcpy( buffer, str, min( max, len - count ) * sizeof(WCHAR) );
count += max;
buffer += max;
if (left_align && width > max)
{
for (i = 0; i < width - max; i++)
{
if (count++ < len)
*buffer++ = ' ';
}
}
return count;
}
int vsnprintfW(WCHAR *str, size_t len, const WCHAR *format, va_list valist)
{
unsigned int written = 0;
const WCHAR *iter = format;
char bufa[512], fmtbufa[64], *fmta;
while (*iter)
{
while (*iter && *iter != '%')
{
if (written++ < len)
*str++ = *iter;
iter++;
}
if (*iter == '%')
{
if (iter[1] == '%')
{
if (written++ < len)
*str++ = '%'; /* "%%"->'%' */
iter += 2;
continue;
}
fmta = fmtbufa;
*fmta++ = *iter++;
while (*iter == '0' ||
*iter == '+' ||
*iter == '-' ||
*iter == ' ' ||
*iter == '*' ||
*iter == '#')
{
if (*iter == '*')
{
char *buffiter = bufa;
int fieldlen = va_arg(valist, int);
sprintf(buffiter, "%d", fieldlen);
while (*buffiter)
*fmta++ = *buffiter++;
}
else
*fmta++ = *iter;
iter++;
}
while (isdigit(*iter))
*fmta++ = *iter++;
if (*iter == '.')
{
*fmta++ = *iter++;
if (*iter == '*')
{
char *buffiter = bufa;
int fieldlen = va_arg(valist, int);
sprintf(buffiter, "%d", fieldlen);
while (*buffiter)
*fmta++ = *buffiter++;
iter++;
}
else
while (isdigit(*iter))
*fmta++ = *iter++;
}
if (*iter == 'h' || *iter == 'l')
*fmta++ = *iter++;
switch (*iter)
{
case 's':
{
static const WCHAR none[] = { '(','n','u','l','l',')',0 };
const WCHAR *wstr = va_arg(valist, const WCHAR *);
size_t remaining = written < len ? len - written : 0;
size_t count;
*fmta++ = 's';
*fmta = 0;
count = format_string( str, remaining, fmtbufa, wstr ? wstr : none, -1 );
str += min( count, remaining );
written += count;
iter++;
break;
}
case 'c':
{
WCHAR wstr;
size_t remaining = written < len ? len - written : 0;
size_t count;
wstr = va_arg(valist, int);
*fmta++ = 's';
*fmta = 0;
count = format_string( str, remaining, fmtbufa, &wstr, 1 );
str += min( count, remaining );
written += count;
iter++;
break;
}
default:
{
/* For non wc types, use system sprintf and append to wide char output */
/* FIXME: for unrecognised types, should ignore % when printing */
char *bufaiter = bufa;
if (*iter == 'p')
sprintf(bufaiter, "%0*lX", 2 * (int)sizeof(void*),
(unsigned long)va_arg(valist, void *));
else
{
*fmta++ = *iter;
*fmta = '\0';
if (*iter == 'a' || *iter == 'A' ||
*iter == 'e' || *iter == 'E' ||
*iter == 'f' || *iter == 'F' ||
*iter == 'g' || *iter == 'G')
sprintf(bufaiter, fmtbufa, va_arg(valist, double));
else
{
/* FIXME: On 32 bit systems this doesn't handle int 64's. */
sprintf(bufaiter, fmtbufa, va_arg(valist, void *));
}
}
while (*bufaiter)
{
if (written++ < len)
*str++ = *bufaiter;
bufaiter++;
}
iter++;
break;
}
}
}
}
if (len)
{
if (written >= len)
str--;
*str++ = 0;
}
/* FIXME: POSIX [v]snprintf() returns the equivalent of written, not -1, on short buffer. */
return written < len ? (int)written : -1;
}
int vsprintfW( WCHAR *str, const WCHAR *format, va_list valist )
{
return vsnprintfW( str, INT_MAX, format, valist );
}
int snprintfW( WCHAR *str, size_t len, const WCHAR *format, ...)
{
int retval;
va_list valist;
va_start(valist, format);
retval = vsnprintfW(str, len, format, valist);
va_end(valist);
return retval;
}
int sprintfW( WCHAR *str, const WCHAR *format, ...)
{
int retval;
va_list valist;
va_start(valist, format);
retval = vsnprintfW(str, INT_MAX, format, valist);
va_end(valist);
return retval;
}
LPWSTR strdupW(LPCWSTR str)
{
int len;
WCHAR *buf;
if (str == NULL)
return NULL;
len = wcslen(str);
buf = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*(len+1));
if (buf == NULL)
return NULL;
wcscpy(buf, str);
return buf;
}
BOOL check_multisz(LPCWSTR lpMultiSz, DWORD cbSize)
{
if (cbSize == 0 || (cbSize == sizeof(WCHAR) && lpMultiSz[0] == 0))
return TRUE;
if ((cbSize % sizeof(WCHAR)) != 0 || cbSize < 2*sizeof(WCHAR))
return FALSE;
if (lpMultiSz[cbSize/2 - 1] || lpMultiSz[cbSize/2 - 2])
return FALSE;
return TRUE;
}
/* =========================================================================
* Routine copied from cmd.exe md command -
* This works recursively. so creating dir1\dir2\dir3 will create dir1 and
* dir2 if they do not already exist.
* ========================================================================= */
BOOL XCOPY_CreateDirectory(const WCHAR* path)
{
int len;
WCHAR *new_path;
BOOL ret = TRUE;
new_path = (WCHAR*)HeapAlloc(GetProcessHeap(),0, sizeof(WCHAR) * (lstrlenW(path)+1));
lstrcpyW(new_path,path);
while ((len = lstrlenW(new_path)) && new_path[len - 1] == '\\')
new_path[len - 1] = 0;
while (!CreateDirectoryW(new_path,NULL))
{
WCHAR *slash;
DWORD last_error = GetLastError();
if (last_error == ERROR_ALREADY_EXISTS)
break;
if (last_error != ERROR_PATH_NOT_FOUND)
{
ret = FALSE;
break;
}
if (!(slash = wcsrchr(new_path,'\\')) && ! (slash = wcsrchr(new_path,'/')))
{
ret = FALSE;
break;
}
len = slash - new_path;
new_path[len] = 0;
if (!XCOPY_CreateDirectory(new_path))
{
ret = FALSE;
break;
}
new_path[len] = '\\';
}
HeapFree(GetProcessHeap(),0,new_path);
return ret;
}
/* Allocate and initialize a WSTR containing the queried value */
LPWSTR GetRegValue(HKEY service_key, const WCHAR *value_name)
{
DWORD type;
DWORD reg_size;
DWORD size;
LONG ret;
LPWSTR value;
ret = RegQueryValueExW(service_key, value_name, NULL, &type, NULL, ®_size);
if (ret != ERROR_SUCCESS)
{
return NULL;
}
/* Add space for potentially missing NULL terminators in initial alloc.
* The worst case REG_MULTI_SZ requires two NULL terminators. */
size = reg_size + (2 * sizeof(WCHAR));
value = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, size);
ret = RegQueryValueExW(service_key, value_name, NULL, &type,
(LPBYTE)value, ®_size);
if (ret != ERROR_SUCCESS)
{
HeapFree(GetProcessHeap(), 0, value);
return NULL;
}
/* Explicitly NULL terminate the result */
value[size / sizeof(WCHAR) - 1] = '\0';
value[size / sizeof(WCHAR) - 2] = '\0';
return value;
}
DWORD load_reg_string(HKEY hKey, LPCWSTR szValue, BOOL bExpand, LPWSTR *output)
{
DWORD size, type;
LPWSTR buf = NULL;
DWORD err;
*output = NULL;
if ((err = RegQueryValueExW(hKey, szValue, 0, &type, NULL, &size)) != 0)
{
if (err == ERROR_FILE_NOT_FOUND)
return ERROR_SUCCESS;
goto failed;
}
if (!(type == REG_SZ || (type == REG_EXPAND_SZ && bExpand)))
{
err = ERROR_INVALID_DATATYPE;
goto failed;
}
buf = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, size + sizeof(WCHAR));
if ((err = RegQueryValueExW(hKey, szValue, 0, &type, (LPBYTE)buf, &size)) != 0)
goto failed;
buf[size/sizeof(WCHAR)] = 0;
if (type == REG_EXPAND_SZ)
{
LPWSTR str;
if (!(size = ExpandEnvironmentStringsW(buf, NULL, 0)))
{
err = GetLastError();
goto failed;
}
str = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, size * sizeof(WCHAR));
ExpandEnvironmentStringsW(buf, str, size);
HeapFree(GetProcessHeap(), 0, buf);
*output = str;
}
else
*output = buf;
return ERROR_SUCCESS;
failed:
HeapFree(GetProcessHeap(), 0, buf);
return err;
}
DWORD load_reg_multisz(HKEY hKey, LPCWSTR szValue, BOOL bAllowSingle, LPWSTR *output)
{
DWORD size, type;
LPWSTR buf = NULL;
DWORD err;
*output = NULL;
if ((err = RegQueryValueExW(hKey, szValue, 0, &type, NULL, &size)) != 0)
{
if (err == ERROR_FILE_NOT_FOUND)
{
*output = (LPWSTR)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WCHAR));
return ERROR_SUCCESS;
}
goto failed;
}
if (!((type == REG_MULTI_SZ) || ((type == REG_SZ) && bAllowSingle)))
{
err = ERROR_INVALID_DATATYPE;
goto failed;
}
buf = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, size + 2*sizeof(WCHAR));
if ((err = RegQueryValueExW(hKey, szValue, 0, &type, (LPBYTE)buf, &size)) != 0)
goto failed;
buf[size/sizeof(WCHAR)] = 0;
buf[size/sizeof(WCHAR) + 1] = 0;
*output = buf;
return ERROR_SUCCESS;
failed:
HeapFree(GetProcessHeap(), 0, buf);
return err;
}
DWORD load_reg_dword(HKEY hKey, LPCWSTR szValue, DWORD *output)
{
DWORD size, type;
DWORD err;
*output = 0;
size = sizeof(DWORD);
if ((err = RegQueryValueExW(hKey, szValue, 0, &type, (LPBYTE)output, &size)) != 0)
{
if (err == ERROR_FILE_NOT_FOUND)
return ERROR_SUCCESS;
goto failed;
}
if (type != REG_DWORD || size != sizeof(DWORD))
{
err = ERROR_INVALID_DATATYPE;
goto failed;
}
return ERROR_SUCCESS;
failed:
return err;
}
static LPBYTE get_regdata(const WCHAR *data, DWORD reg_type, WCHAR separator, DWORD *reg_count)
{
static const WCHAR empty;
LPBYTE out_data = NULL;
*reg_count = 0;
if (!data) data = ∅
switch (reg_type)
{
case REG_NONE:
case REG_SZ:
case REG_EXPAND_SZ:
{
*reg_count = (lstrlenW(data) + 1) * sizeof(WCHAR);
out_data = (LPBYTE)heap_xalloc(*reg_count);
lstrcpyW((LPWSTR)out_data,data);
break;
}
case REG_DWORD:
/* case REG_DWORD_LITTLE_ENDIAN: */
case REG_DWORD_BIG_ENDIAN: /* Yes, this is correct! */
{
LPWSTR rest;
unsigned long val;
val = strtoulW(data, &rest, (tolowerW(data[1]) == 'x') ? 16 : 10);
if (*rest || data[0] == '-' || (val == ~0u && errno == ERANGE) || val > ~0u) {
output_message(STRING_MISSING_INTEGER);
break;
}
*reg_count = sizeof(DWORD);
out_data = (LPBYTE)heap_xalloc(*reg_count);
((LPDWORD)out_data)[0] = val;
break;
}
case REG_BINARY:
{
BYTE hex0, hex1;
int i = 0, destByteIndex = 0, datalen = lstrlenW(data);
*reg_count = ((datalen + datalen % 2) / 2) * sizeof(BYTE);
out_data = (LPBYTE)heap_xalloc(*reg_count);
if(datalen % 2)
{
hex1 = hexchar_to_byte(data[i++]);
if(hex1 == 0xFF)
goto no_hex_data;
out_data[destByteIndex++] = hex1;
}
for(;i + 1 < datalen;i += 2)
{
hex0 = hexchar_to_byte(data[i]);
hex1 = hexchar_to_byte(data[i + 1]);
if(hex0 == 0xFF || hex1 == 0xFF)
goto no_hex_data;
out_data[destByteIndex++] = (hex0 << 4) | hex1;
}
break;
no_hex_data:
/* cleanup, print error */
heap_free(out_data);
output_message(STRING_MISSING_HEXDATA);
out_data = NULL;
break;
}
case REG_MULTI_SZ:
{
int i, destindex, len = strlenW(data);
WCHAR *buffer = (WCHAR*)heap_xalloc((len + 2) * sizeof(WCHAR));
for (i = 0, destindex = 0; i < len; i++, destindex++)
{
if (!separator && data[i] == '\\' && data[i + 1] == '0')
{
buffer[destindex] = 0;
i++;
}
else if (data[i] == separator)
buffer[destindex] = 0;
else
buffer[destindex] = data[i];
if (destindex && !buffer[destindex - 1] && (!buffer[destindex] || destindex == 1))
{
heap_free(buffer);
output_message(STRING_INVALID_STRING);
return NULL;
}
}
buffer[destindex] = 0;
if (destindex && buffer[destindex - 1])
buffer[++destindex] = 0;
*reg_count = (destindex + 1) * sizeof(WCHAR);
return (BYTE *)buffer;
}
default:
output_message(STRING_UNHANDLED_TYPE, reg_type, data);
}
return out_data;
}
WCHAR *reg_data_to_wchar(DWORD type, const BYTE *src, DWORD size_bytes)
{
WCHAR *buffer = NULL;
int i;
switch (type)
{
case REG_SZ:
case REG_EXPAND_SZ:
buffer = (WCHAR*)heap_xalloc(size_bytes);
strcpyW(buffer, (WCHAR *)src);
break;
case REG_NONE:
case REG_BINARY:
{
WCHAR *ptr;
WCHAR fmt[] = {'%','0','2','X',0};
buffer = (WCHAR*)heap_xalloc((size_bytes * 2 + 1) * sizeof(WCHAR));
ptr = buffer;
for (i = 0; i < size_bytes; i++)
ptr += sprintfW(ptr, fmt, src[i]);
break;
}
case REG_DWORD:
/* case REG_DWORD_LITTLE_ENDIAN: */
case REG_DWORD_BIG_ENDIAN:
{
const int zero_x_dword = 10;
WCHAR fmt[] = {'0','x','%','x',0};
buffer = (WCHAR*)heap_xalloc((zero_x_dword + 1) * sizeof(WCHAR));
sprintfW(buffer, fmt, *(DWORD *)src);
break;
}
case REG_MULTI_SZ:
{
const int two_wchars = 2 * sizeof(WCHAR);
DWORD tmp_size;
const WCHAR *tmp = (const WCHAR *)src;
int len, destindex;
if (size_bytes <= two_wchars)
{
buffer = (WCHAR*)heap_xalloc(sizeof(WCHAR));
*buffer = 0;
return buffer;
}
tmp_size = size_bytes - two_wchars; /* exclude both null terminators */
buffer = (WCHAR*)heap_xalloc(tmp_size * 2 + sizeof(WCHAR));
len = tmp_size / sizeof(WCHAR);
for (i = 0, destindex = 0; i < len; i++, destindex++)
{
if (tmp[i])
buffer[destindex] = tmp[i];
else
{
buffer[destindex++] = '\\';
buffer[destindex] = '0';
}
}
buffer[destindex] = 0;
break;
}
}
return buffer;
}
static const WCHAR type_none[] = {'R','E','G','_','N','O','N','E',0};
static const WCHAR type_sz[] = {'R','E','G','_','S','Z',0};
static const WCHAR type_expand_sz[] = {'R','E','G','_','E','X','P','A','N','D','_','S','Z',0};
static const WCHAR type_binary[] = {'R','E','G','_','B','I','N','A','R','Y',0};
static const WCHAR type_dword[] = {'R','E','G','_','D','W','O','R','D',0};
static const WCHAR type_dword_le[] = {'R','E','G','_','D','W','O','R','D','_','L','I','T','T','L','E','_','E','N','D','I','A','N',0};
static const WCHAR type_dword_be[] = {'R','E','G','_','D','W','O','R','D','_','B','I','G','_','E','N','D','I','A','N',0};
static const WCHAR type_multi_sz[] = {'R','E','G','_','M','U','L','T','I','_','S','Z',0};
static const struct
{
DWORD type;
const WCHAR *name;
}
type_rels[] =
{
{REG_NONE, type_none},
{REG_SZ, type_sz},
{REG_EXPAND_SZ, type_expand_sz},
{REG_BINARY, type_binary},
{REG_DWORD, type_dword},
{REG_DWORD_LITTLE_ENDIAN, type_dword_le},
{REG_DWORD_BIG_ENDIAN, type_dword_be},
{REG_MULTI_SZ, type_multi_sz},
};
static DWORD wchar_get_type(const WCHAR *type_name)
{
DWORD i;
if (!type_name)
return REG_SZ;
for (i = 0; i < ARRAY_SIZE(type_rels); i++)
{
if (!strcmpiW(type_rels[i].name, type_name))
return type_rels[i].type;
}
return ~0u;
}
/* Allocate and initialize a WSTR containing the expanded string */
LPWSTR ExpandEnv(LPWSTR string)
{
DWORD size;
LPWSTR expanded_string;
size = 0;
size = ExpandEnvironmentStringsW(string, NULL, size);
if (size == 0)
{
return NULL;
}
expanded_string = (LPWSTR)HeapAlloc(GetProcessHeap(), 0,
(size + 1) * sizeof(WCHAR));
if (ExpandEnvironmentStringsW(string, expanded_string, size) == 0)
{
HeapFree(GetProcessHeap(), 0, expanded_string);
return NULL;
}
return expanded_string;
}
LPWSTR get_parent_dir(WCHAR* path)
{
WCHAR *last_slash;
WCHAR *result;
int len;
last_slash = wcsrchr( path, '\\' );
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