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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;
}
void AddVolumeItems(NWindows::NControl::CComboBox &combo)
{
combo.AddString(TEXT("10M"));
combo.AddString(TEXT("650M - CD"));
combo.AddString(TEXT("700M - CD"));
combo.AddString(TEXT("4092M - FAT"));
combo.AddString(TEXT("4480M - DVD")); // 4489 MiB limit
combo.AddString(TEXT("8128M - DVD DL")); // 8147 MiB limit
combo.AddString(TEXT("23040M - BD")); // 23866 MiB limit
combo.AddString(TEXT("1457664 - 3.5\" floppy"));
}
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;
}
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