public CachedHexStream(ISimpleHexStream simpleHexStream)
{
this.simpleHexStream = simpleHexStream;
pageSize = simpleHexStream.PageSize;
Debug.Assert(pageSize == 0 || IsPowerOfTwo(pageSize));
if (pageSize == 0 || !IsPowerOfTwo(pageSize))
{
pageSize = DEFAULT_PAGE_SIZE;
}
if (pageSize > MAX_PAGE_SIZE)
{
pageSize = MAX_PAGE_SIZE;
}
Debug.Assert(pageSize >= MIN_PAGE_SIZE);
if (pageSize < MIN_PAGE_SIZE)
{
pageSize = MIN_PAGE_SIZE;
}
Debug.Assert(IsPowerOfTwo(pageSize));
this.pageSizeMask = pageSize - 1;
int numCachedPages = (int)((CACHE_SIZE + pageSizeMask) / pageSize);
this.cachedPages = new CachedPage[numCachedPages];
for (int i = 0; i < this.cachedPages.Length; i++)
{
this.cachedPages[i] = new CachedPage(i, (int)pageSize);
}
}
public CachedHexStream(ISimpleHexStream simpleHexStream) {
this.simpleHexStream = simpleHexStream;
pageSize = simpleHexStream.PageSize;
Debug.Assert(pageSize == 0 || IsPowerOfTwo(pageSize));
if (pageSize == 0 || !IsPowerOfTwo(pageSize))
pageSize = DEFAULT_PAGE_SIZE;
if (pageSize > MAX_PAGE_SIZE)
pageSize = MAX_PAGE_SIZE;
Debug.Assert(pageSize >= MIN_PAGE_SIZE);
if (pageSize < MIN_PAGE_SIZE)
pageSize = MIN_PAGE_SIZE;
Debug.Assert(IsPowerOfTwo(pageSize));
this.pageSizeMask = pageSize - 1;
int numCachedPages = (int)((CACHE_SIZE + pageSizeMask) / pageSize);
this.cachedPages = new CachedPage[numCachedPages];
for (int i = 0; i < this.cachedPages.Length; i++)
this.cachedPages[i] = new CachedPage(i, (int)pageSize);
}
