'21.07'21.07

1 files changed, 138 insertions, 0 deletions

diff --git a/CPP/Windows/PropVariantConv.cpp b/CPP/Windows/PropVariantConv.cpp
new file mode 100644
index 0000000..b58d37e
--- /dev/null
+++ b/CPP/Windows/PropVariantConv.cpp
@@ -0,0 +1,138 @@
+// 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 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++)
+  {
+    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: 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);
+  }
+}