// PropVariantConv.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 ConvertUtcFileTimeToString2(const FILETIME &utc, unsigned ns100, char *s, int level) throw() { *s = 0; FILETIME ft; if (!FileTimeToLocalFileTime(&utc, &ft)) return false; SYSTEMTIME st; if (!BOOLToBool(FileTimeToSystemTime(&ft, &st))) { // win10 : that function doesn't work, if bit 63 of 64-bit FILETIME is set. 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; } if (level >= kTimestampPrintLevel_NTFS + 1) { *s++ = (char)('0' + (ns100 / 10)); if (level >= kTimestampPrintLevel_NTFS + 2) *s++ = (char)('0' + (ns100 % 10)); } } } } *s = 0; return true; } bool ConvertUtcFileTimeToString(const FILETIME &utc, char *s, int level) throw() { return ConvertUtcFileTimeToString2(utc, 0, s, level); } bool ConvertUtcFileTimeToString2(const FILETIME &ft, unsigned ns100, wchar_t *dest, int level) throw() { char s[32]; bool res = ConvertUtcFileTimeToString2(ft, ns100, s, level); for (unsigned i = 0;; i++) { Byte c = (Byte)s[i]; dest[i] = c; if (c == 0) break; } return res; } 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++) { Byte c = (Byte)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: { // const unsigned prec = prop.wReserved1; int level = 0; /* if (prec == 0) level = 7; else if (prec > 16 && prec <= 16 + 9) level = prec - 16; */ ConvertUtcFileTimeToString(prop.filetime, dest, level); 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: { // const unsigned prec = prop.wReserved1; int level = 0; /* if (prec == 0) level = 7; else if (prec > 16 && prec <= 16 + 9) level = prec - 16; */ ConvertUtcFileTimeToString(prop.filetime, dest, level); 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); } }