#define NDEBUG
#include <debug.h>
+#include <wine/unicode.h>
+
/* GLOBALS *******************************************************************/
extern BOOLEAN NlsMbCodePageTag;
extern BOOLEAN NlsMbOemCodePageTag;
extern PUSHORT NlsLeadByteInfo;
+extern USHORT NlsOemDefaultChar;
+extern USHORT NlsUnicodeDefaultChar;
+
/* FUNCTIONS *****************************************************************/
/*
}
}
+
+/*
+ * @implemented
+ *
+ * NOTES
+ * Check the oem-string to match the uincoded-string.
+ *
+ * Functions who convert unicode strings to oem strings will set a DefaultChar from
+ * the OemCodepage when the character are unknown. So check it against the unicode string
+ * and return false when the unicode string not contain an TransDefaultChar.
+ */
+BOOLEAN
+NTAPI
+RtlpDidUnicodeToOemWork(IN PCUNICODE_STRING UnicodeString,
+ IN POEM_STRING OemString)
+{
+ ULONG i = 0;
+
+ /* Go through all characters of a string */
+ while (i < OemString->Length)
+ {
+ /* Check if it got translated into '?', but source char
+ wasn't '?' equivalent */
+ if ((OemString->Buffer[i] != 0) &&
+ (OemString->Buffer[i] == NlsOemDefaultChar) &&
+ (UnicodeString->Buffer[i] != NlsUnicodeDefaultChar))
+ {
+ /* Yes, it means unmappable characters were found */
+ return FALSE;
+ }
+
+ /* Move to the next char */
+ i++;
+ }
+
+ /* All chars were translated successfuly */
+ return TRUE;
+}
+
/*
* @unimplemented
*/
*/
BOOLEAN
NTAPI
-RtlIsTextUnicode( LPCVOID buf, INT len, INT *pf )
+RtlIsTextUnicode( PVOID buf, INT len, INT *pf )
{
+ static const WCHAR std_control_chars[] = {'\r','\n','\t',' ',0x3000,0};
+ static const WCHAR byterev_control_chars[] = {0x0d00,0x0a00,0x0900,0x2000,0};
const WCHAR *s = buf;
int i;
- unsigned int flags = ~0U, out_flags = 0;
-
+ unsigned int flags = MAXULONG, out_flags = 0;
+
if (len < sizeof(WCHAR))
{
/* FIXME: MSDN documents IS_TEXT_UNICODE_BUFFER_TOO_SMALL but there is no such thing... */
* the output flags. But some of the tests are mutually
* exclusive, so I don't see how you could pass all tests ...
*/
-
+
/* Check for an odd length ... pass if even. */
if (len & 1) out_flags |= IS_TEXT_UNICODE_ODD_LENGTH;
-
+
if (((char *)buf)[len - 1] == 0)
len--; /* Windows seems to do something like that to avoid e.g. false IS_TEXT_UNICODE_NULL_BYTES */
-
+
len /= sizeof(WCHAR);
/* Windows only checks the first 256 characters */
if (len > 256) len = 256;
-
+
/* Check for the special byte order unicode marks. */
if (*s == 0xFEFF) out_flags |= IS_TEXT_UNICODE_SIGNATURE;
if (*s == 0xFFFE) out_flags |= IS_TEXT_UNICODE_REVERSE_SIGNATURE;
-
+
/* apply some statistical analysis */
if (flags & IS_TEXT_UNICODE_STATISTICS)
{
if (stats > len / 2)
out_flags |= IS_TEXT_UNICODE_STATISTICS;
}
-
+
/* Check for unicode NULL chars */
if (flags & IS_TEXT_UNICODE_NULL_BYTES)
{
}
}
}
-
+
+ if (flags & IS_TEXT_UNICODE_CONTROLS)
+ {
+ for (i = 0; i < len; i++)
+ {
+ if (strchrW(std_control_chars, s[i]))
+ {
+ out_flags |= IS_TEXT_UNICODE_CONTROLS;
+ break;
+ }
+ }
+ }
+
+ if (flags & IS_TEXT_UNICODE_REVERSE_CONTROLS)
+ {
+ for (i = 0; i < len; i++)
+ {
+ if (strchrW(byterev_control_chars, s[i]))
+ {
+ out_flags |= IS_TEXT_UNICODE_REVERSE_CONTROLS;
+ break;
+ }
+ }
+ }
+
if (pf)
{
out_flags &= *pf;
PAGED_CODE_RTL();
+ /* Calculate size of the string */
Length = RtlOemStringToCountedUnicodeSize(OemSource);
+ /* If it's 0 then zero out dest string and return */
if (!Length)
{
RtlZeroMemory(UniDest, sizeof(UNICODE_STRING));
return STATUS_SUCCESS;
}
+ /* Check if length is a sane value */
if (Length > MAXUSHORT) return STATUS_INVALID_PARAMETER_2;
+ /* Store it in dest string */
UniDest->Length = (USHORT)Length;
+ /* If we're asked to alloc the string - do so */
if (AllocateDestinationString)
{
UniDest->Buffer = RtlpAllocateStringMemory(Length, TAG_USTR);
UniDest->MaximumLength = Length;
if (!UniDest->Buffer) return STATUS_NO_MEMORY;
}
- else if (UniDest->Length >= UniDest->MaximumLength)
+ else if (UniDest->Length > UniDest->MaximumLength)
{
return STATUS_BUFFER_OVERFLOW;
}
+ /* Do the conversion */
Status = RtlOemToUnicodeN(UniDest->Buffer,
UniDest->Length,
&Index,
if (!NT_SUCCESS(Status) && AllocateDestinationString)
{
+ /* Conversion failed, free dest string and return status code */
RtlpFreeStringMemory(UniDest->Buffer, TAG_USTR);
UniDest->Buffer = NULL;
return Status;
PAGED_CODE_RTL();
+ /* Calculate size of the string */
Length = RtlUnicodeStringToCountedOemSize(UniSource);
+ /* If it's 0 then zero out dest string and return */
if (!Length)
{
RtlZeroMemory(OemDest, sizeof(OEM_STRING));
+ return STATUS_SUCCESS;
}
+ /* Check if length is a sane value */
if (Length > MAXUSHORT) return STATUS_INVALID_PARAMETER_2;
+ /* Store it in dest string */
OemDest->Length = (USHORT)Length;
+ /* If we're asked to alloc the string - do so */
if (AllocateDestinationString)
{
OemDest->Buffer = RtlpAllocateStringMemory(Length, TAG_OSTR);
OemDest->MaximumLength = Length;
if (!OemDest->Buffer) return STATUS_NO_MEMORY;
}
- else if (OemDest->Length >= OemDest->MaximumLength)
+ else if (OemDest->Length > OemDest->MaximumLength)
{
return STATUS_BUFFER_OVERFLOW;
}
+ /* Do the conversion */
Status = RtlUnicodeToOemN(OemDest->Buffer,
OemDest->Length,
&Index,
UniSource->Buffer,
UniSource->Length);
- /* FIXME: Special check needed and return STATUS_UNMAPPABLE_CHARACTER */
+ /* Check for unmapped character */
+ if (NT_SUCCESS(Status) && !RtlpDidUnicodeToOemWork(UniSource, OemDest))
+ Status = STATUS_UNMAPPABLE_CHARACTER;
if (!NT_SUCCESS(Status) && AllocateDestinationString)
{
+ /* Conversion failed, free dest string and return status code */
RtlpFreeStringMemory(OemDest->Buffer, TAG_OSTR);
OemDest->Buffer = NULL;
return Status;
IN ULONG Length,
IN OUT PCHAR String)
{
- NTSTATUS Status = STATUS_SUCCESS;
- ULONG Radix;
- CHAR temp[65];
- ULONGLONG v = Value->QuadPart;
- ULONG i;
- PCHAR tp;
- PCHAR sp;
+ ULONGLONG Val = Value->QuadPart;
+ NTSTATUS Status = STATUS_SUCCESS;
+ CHAR Buffer[65];
+ CHAR Digit;
+ ULONG Len;
+ PCHAR Pos;
- Radix = Base;
- if (Radix == 0)
- Radix = 10;
+ if (Base == 0) Base = 10;
- if ((Radix != 2) && (Radix != 8) &&
- (Radix != 10) && (Radix != 16))
- return STATUS_INVALID_PARAMETER;
+ if ((Base != 2) && (Base != 8) &&
+ (Base != 10) && (Base != 16))
+ {
+ return STATUS_INVALID_PARAMETER;
+ }
- tp = temp;
- while (v || tp == temp)
- {
- i = v % Radix;
- v = v / Radix;
- if (i < 10)
- *tp = i + '0';
- else
- *tp = i + 'A' - 10;
- tp++;
- }
+ Pos = &Buffer[64];
+ *Pos = '\0';
- if ((ULONG)((ULONG_PTR)tp - (ULONG_PTR)temp) > Length)
- return STATUS_BUFFER_OVERFLOW;
+ do
+ {
+ Pos--;
+ Digit = Val % Base;
+ Val = Val / Base;
+ if (Digit < 10)
+ *Pos = '0' + Digit;
+ else
+ *Pos = 'A' + Digit - 10;
+ }
+ while (Val != 0L);
- //_SEH_TRY
- {
- sp = String;
- while (tp > temp)
- *sp++ = *--tp;
+ Len = &Buffer[64] - Pos;
+
+ if (Len > Length)
+ return STATUS_BUFFER_OVERFLOW;
+
+#if 1 /* It needs to be removed, when will probably use SEH in rtl */
+ if (String == NULL)
+ {
+ return STATUS_ACCESS_VIOLATION;
+ }
+#endif
- if((ULONG)((ULONG_PTR)sp - (ULONG_PTR)String) < Length)
- *sp = 0;
- }
#if 0
- _SEH_HANDLE
- {
- /* Get the error code */
- Status = _SEH_GetExceptionCode();
- }
- _SEH_END;
+ _SEH2_TRY
+ {
+#endif
+ if (Len == Length)
+ RtlCopyMemory(String, Pos, Len);
+ else
+ RtlCopyMemory(String, Pos, Len + 1);
+#if 0
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ /* Get the error code */
+ Status = _SEH2_GetExceptionCode();
+ }
+ _SEH2_END;
#endif
- return Status;
+ return Status;
}
/*
UniSource->Buffer,
UniSource->Length);
- /* FIXME: Special check needed and return STATUS_UNMAPPABLE_CHARACTER */
+ /* Check for unmapped characters */
+ if (NT_SUCCESS(Status) && !RtlpDidUnicodeToOemWork(UniSource, OemDest))
+ Status = STATUS_UNMAPPABLE_CHARACTER;
if (!NT_SUCCESS(Status) && AllocateDestinationString)
{
UniSource->Buffer,
UniSource->Length);
- /* FIXME: Special check needed and return STATUS_UNMAPPABLE_CHARACTER */
+ /* Check for unmapped characters */
+ if (NT_SUCCESS(Status) && !RtlpDidUnicodeToOemWork(UniSource, OemDest))
+ Status = STATUS_UNMAPPABLE_CHARACTER;
if (!NT_SUCCESS(Status) && AllocateDestinationString)
{