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include: Allow 64-bit pointers to pass through LDT functions unmolested.

This commit is contained in:
Alexandre Julliard 2008-12-15 13:31:52 +01:00
parent f6fa72d770
commit a518edc3aa
2 changed files with 9 additions and 0 deletions
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6
include/wine/library.h
View File

@ -135,6 +135,9 @@ static inline void wine_ldt_set_base( LDT_ENTRY *ent, const void *base )
ent->BaseLow = (WORD)(ULONG_PTR)base;
ent->HighWord.Bits.BaseMid = (BYTE)((ULONG_PTR)base >> 16);
ent->HighWord.Bits.BaseHi = (BYTE)((ULONG_PTR)base >> 24);
#ifdef _WIN64
ent->BaseHigh = (ULONG_PTR)base >> 32;
#endif
}
static inline void wine_ldt_set_limit( LDT_ENTRY *ent, unsigned int limit )
{
@ -145,6 +148,9 @@ static inline void wine_ldt_set_limit( LDT_ENTRY *ent, unsigned int limit )
static inline void *wine_ldt_get_base( const LDT_ENTRY *ent )
{
return (void *)(ent->BaseLow |
#ifdef _WIN64
(ULONG_PTR)ent->BaseHigh << 32 |
#endif
(ULONG_PTR)ent->HighWord.Bits.BaseMid << 16 |
(ULONG_PTR)ent->HighWord.Bits.BaseHi << 24);
}

3
include/winnt.h
View File

@ -846,6 +846,9 @@ typedef struct _LDT_ENTRY {
unsigned BaseHi : 8;
} Bits;
} HighWord;
#ifdef _WIN64 /* FIXME: 64-bit code should not be using the LDT */
DWORD BaseHigh;
#endif
} LDT_ENTRY, *PLDT_ENTRY;
/* x86-64 context definitions */