chore: initial commit (extracted from Launchers monorepo)

Plugin: ns7zip v2.0.0 Architectures: x86-ansi, x86-unicode, amd64-unicode License: LGPL-2.1-or-later
2026-04-29 14:07:51 +02:00
commit d074cc7c07
3848 changed files with 1076682 additions and 0 deletions
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+// SplitUtils.cpp
+
+#include "StdAfx.h"
+
+#include "../../../Common/StringToInt.h"
+
+#include "SplitUtils.h"
+
+bool ParseVolumeSizes(const UString &s, CRecordVector<UInt64> &values)
+{
+  values.Clear();
+  bool prevIsNumber = false;
+  for (unsigned i = 0; i < s.Len();)
+  {
+    wchar_t c = s[i++];
+    if (c == L' ')
+      continue;
+    if (c == L'-')
+      return true;
+    if (prevIsNumber)
+    {
+      prevIsNumber = false;
+      unsigned numBits = 0;
+      switch (MyCharLower_Ascii(c))
+      {
+        case 'b': continue;
+        case 'k': numBits = 10; break;
+        case 'm': numBits = 20; break;
+        case 'g': numBits = 30; break;
+        case 't': numBits = 40; break;
+      }
+      if (numBits != 0)
+      {
+        UInt64 &val = values.Back();
+        if (val >= ((UInt64)1 << (64 - numBits)))
+          return false;
+        val <<= numBits;
+
+        for (; i < s.Len(); i++)
+          if (s[i] == L' ')
+            break;
+        continue;
+      }
+    }
+    i--;
+    const wchar_t *start = s.Ptr(i);
+    const wchar_t *end;
+    UInt64 val = ConvertStringToUInt64(start, &end);
+    if (start == end)
+      return false;
+    if (val == 0)
+      return false;
+    values.Add(val);
+    prevIsNumber = true;
+    i += (unsigned)(end - start);
+  }
+  return true;
+}
+
+
+static const char * const k_Sizes[] =
+{
+    "10M"
+  , "100M"
+  , "1000M"
+  , "650M - CD"
+  , "700M - CD"
+  , "4092M - FAT"
+  , "4480M - DVD"     //  4489 MiB limit
+  , "8128M - DVD DL"  //  8147 MiB limit
+  , "23040M - BD"     // 23866 MiB limit
+  // , "1457664 - 3.5\" floppy"
+};
+
+void AddVolumeItems(NWindows::NControl::CComboBox &combo)
+{
+  for (unsigned i = 0; i < ARRAY_SIZE(k_Sizes); i++)
+    combo.AddString(CSysString(k_Sizes[i]));
+}
+
+UInt64 GetNumberOfVolumes(UInt64 size, const CRecordVector<UInt64> &volSizes)
+{
+  if (size == 0 || volSizes.Size() == 0)
+    return 1;
+  FOR_VECTOR (i, volSizes)
+  {
+    UInt64 volSize = volSizes[i];
+    if (volSize >= size)
+      return i + 1;
+    size -= volSize;
+  }
+  UInt64 volSize = volSizes.Back();
+  if (volSize == 0)
+    return (UInt64)(Int64)-1;
+  return volSizes.Size() + (size - 1) / volSize + 1;
+}