wine/dlls/ntdll/misc.c
2000-08-26 21:16:36 +00:00

100 lines
2.2 KiB
C

/*
* Helper functions for ntdll
*/
#include <time.h>
#include <math.h>
#include "config.h"
#include "debugtools.h"
#include "ntdll_misc.h"
DEFAULT_DEBUG_CHANNEL(ntdll);
#if defined(__GNUC__) && defined(__i386__)
#define USING_REAL_FPU
#define DO_FPU(x,y) __asm__ __volatile__( x " %0;fwait" : "=m" (y) : )
#define POP_FPU(x) DO_FPU("fstpl",x)
#endif
void dump_ObjectAttributes (POBJECT_ATTRIBUTES oa)
{
if (oa)
TRACE("%p:(name=%s, attr=0x%08lx, hRoot=0x%08x, sd=%p) \n",
oa, debugstr_us(oa->ObjectName),
oa->Attributes, oa->RootDirectory, oa->SecurityDescriptor);
}
void dump_AnsiString(PANSI_STRING as, BOOLEAN showstring)
{
if (as)
{
if (showstring)
TRACE("%p %p(%s) (%u %u)\n", as, as->Buffer, debugstr_as(as), as->Length, as->MaximumLength);
else
TRACE("%p %p(<OUT>) (%u %u)\n", as, as->Buffer, as->Length, as->MaximumLength);
}
}
void dump_UnicodeString(PUNICODE_STRING us, BOOLEAN showstring)
{
if (us)
{
if (showstring)
TRACE("%p %p(%s) (%u %u)\n", us, us->Buffer, debugstr_us(us), us->Length, us->MaximumLength);
else
TRACE("%p %p(<OUT>) (%u %u)\n", us, us->Buffer, us->Length, us->MaximumLength);
}
}
LPCSTR debugstr_as( const STRING *str )
{
if (!str) return "<null>";
return debugstr_an(str->Buffer, str->Length);
}
LPCSTR debugstr_us( const UNICODE_STRING *us )
{
if (!us) return "<null>";
return debugstr_wn(us->Buffer, us->Length);
}
/*********************************************************************
* _ftol (NTDLL)
*/
#ifdef USING_REAL_FPU
LONG __cdecl NTDLL__ftol(void)
{
/* don't just do DO_FPU("fistp",retval), because the rounding
* mode must also be set to "round towards zero"... */
double fl;
POP_FPU(fl);
return (LONG)fl;
}
#else
LONG __cdecl NTDLL__ftol(double fl)
{
FIXME("should be register function\n");
return (LONG)fl;
}
#endif
/*********************************************************************
* _CIpow (NTDLL)
*/
#ifdef USING_REAL_FPU
LONG __cdecl NTDLL__CIpow(void)
{
double x,y;
POP_FPU(y);
POP_FPU(x);
return pow(x,y);
}
#else
LONG __cdecl NTDLL__CIpow(double x,double y)
{
FIXME("should be register function\n");
return pow(x,y);
}
#endif