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// PropVariantConvert.cpp
#include "StdAfx.h"
#include "../Common/IntToString.h"
#include "Defs.h"
#include "PropVariantConv.h"
#define UINT_TO_STR_2(c, val) { s[0] = (c); s[1] = (char)('0' + (val) / 10); s[2] = (char)('0' + (val) % 10); s += 3; }
bool ConvertUtcFileTimeToString(const FILETIME &utc, char *s, int level) throw()
{
*s = 0;
FILETIME ft;
if (!FileTimeToLocalFileTime(&utc, &ft))
return false;
SYSTEMTIME st;
if (!BOOLToBool(FileTimeToSystemTime(&ft, &st)))
return false;
{
unsigned val = st.wYear;
if (val >= 10000)
{
*s++ = (char)('0' + val / 10000);
val %= 10000;
}
s[3] = (char)('0' + val % 10); val /= 10;
s[2] = (char)('0' + val % 10); val /= 10;
s[1] = (char)('0' + val % 10);
s[0] = (char)('0' + val / 10);
s += 4;
}
UINT_TO_STR_2('-', st.wMonth);
UINT_TO_STR_2('-', st.wDay);
if (level > kTimestampPrintLevel_DAY)
{
UINT_TO_STR_2(' ', st.wHour);
UINT_TO_STR_2(':', st.wMinute);
if (level >= kTimestampPrintLevel_SEC)
{
UINT_TO_STR_2(':', st.wSecond);
if (level > kTimestampPrintLevel_SEC)
{
*s++ = '.';
/*
{
unsigned val = st.wMilliseconds;
s[2] = (char)('0' + val % 10); val /= 10;
s[1] = (char)('0' + val % 10);
s[0] = (char)('0' + val / 10);
s += 3;
}
*s++ = ' ';
*/
{
unsigned numDigits = 7;
UInt32 val = (UInt32)((((UInt64)ft.dwHighDateTime << 32) + ft.dwLowDateTime) % 10000000);
for (unsigned i = numDigits; i != 0;)
{
i--;
s[i] = (char)('0' + val % 10); val /= 10;
}
if (numDigits > (unsigned)level)
numDigits = (unsigned)level;
s += numDigits;
}
}
}
}
*s = 0;
return true;
}
bool ConvertUtcFileTimeToString(const FILETIME &ft, wchar_t *dest, int level) throw()
{
char s[32];
bool res = ConvertUtcFileTimeToString(ft, s, level);
for (unsigned i = 0;; i++)
{
unsigned char c = s[i];
dest[i] = c;
if (c == 0)
break;
}
return res;
}
void ConvertPropVariantToShortString(const PROPVARIANT &prop, char *dest) throw()
{
*dest = 0;
switch (prop.vt)
{
case VT_EMPTY: return;
case VT_BSTR: dest[0] = '?'; dest[1] = 0; return;
case VT_UI1: ConvertUInt32ToString(prop.bVal, dest); return;
case VT_UI2: ConvertUInt32ToString(prop.uiVal, dest); return;
case VT_UI4: ConvertUInt32ToString(prop.ulVal, dest); return;
case VT_UI8: ConvertUInt64ToString(prop.uhVal.QuadPart, dest); return;
case VT_FILETIME: ConvertUtcFileTimeToString(prop.filetime, dest); return;
// case VT_I1: return ConvertInt64ToString(prop.cVal, dest); return;
case VT_I2: ConvertInt64ToString(prop.iVal, dest); return;
case VT_I4: ConvertInt64ToString(prop.lVal, dest); return;
case VT_I8: ConvertInt64ToString(prop.hVal.QuadPart, dest); return;
case VT_BOOL: dest[0] = VARIANT_BOOLToBool(prop.boolVal) ? '+' : '-'; dest[1] = 0; return;
default: dest[0] = '?'; dest[1] = ':'; ConvertUInt64ToString(prop.vt, dest + 2);
}
}
void ConvertPropVariantToShortString(const PROPVARIANT &prop, wchar_t *dest) throw()
{
*dest = 0;
switch (prop.vt)
{
case VT_EMPTY: return;
case VT_BSTR: dest[0] = '?'; dest[1] = 0; return;
case VT_UI1: ConvertUInt32ToString(prop.bVal, dest); return;
case VT_UI2: ConvertUInt32ToString(prop.uiVal, dest); return;
case VT_UI4: ConvertUInt32ToString(prop.ulVal, dest); return;
case VT_UI8: ConvertUInt64ToString(prop.uhVal.QuadPart, dest); return;
case VT_FILETIME: ConvertUtcFileTimeToString(prop.filetime, dest); return;
// case VT_I1: return ConvertInt64ToString(prop.cVal, dest); return;
case VT_I2: ConvertInt64ToString(prop.iVal, dest); return;
case VT_I4: ConvertInt64ToString(prop.lVal, dest); return;
case VT_I8: ConvertInt64ToString(prop.hVal.QuadPart, dest); return;
case VT_BOOL: dest[0] = VARIANT_BOOLToBool(prop.boolVal) ? (wchar_t)'+' : (wchar_t)'-'; dest[1] = 0; return;
default: dest[0] = '?'; dest[1] = ':'; ConvertUInt32ToString(prop.vt, dest + 2);
}
}
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