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