/// <summary>
/// Computes Adler32 for binary string representation (in-memory)
/// </summary>
public static uint ForString(string text)
{
if (text.IsNullOrWhiteSpace()) return 0;
var adler = new Adler32();
adler.Add( text );
return adler.m_Value;
}
/// <summary>
/// Computes Adler32 for binary string representation (in-memory)
/// </summary>
public static uint ForString(string text)
{
if (text.IsNullOrWhiteSpace()) return 0;
var adler = new Adler32();
for(var i=0; i<text.Length; i++)
adler.Add( text[i] );
return adler.m_Value;
}
/// <summary>
/// Computes Adler32 for byte array
/// </summary>
public static uint ForBytes(byte[] buff)
{
var adler = new Adler32();
adler.Add( buff );
return adler.m_Value;
}
private static void buildDirLevel(ConfigSectionNode pNode, FileSystemDirectory directory)
{
const int BUFF_SIZE = 64 * 1024;
foreach(var sdn in directory.SubDirectoryNames)
using(var sdir = directory.GetSubDirectory(sdn))
{
var dnode = pNode.AddChildNode(CONFIG_DIR_SECTION);
dnode.AddAttributeNode(CONFIG_NAME_ATTR, sdir.Name);
buildDirLevel(dnode, sdir);
}
foreach(var fn in directory.FileNames.Where(fn => !string.Equals(fn, MANIFEST_FILE_NAME, StringComparison.InvariantCultureIgnoreCase)))
using(var file = directory.GetFile(fn))
{
var fnode = pNode.AddChildNode(CONFIG_FILE_SECTION);
fnode.AddAttributeNode(CONFIG_NAME_ATTR, file.Name);
long size = 0;
var csum = new Adler32();
var buff = new byte[BUFF_SIZE];
using(var fs = file.FileStream)
while(true)
{
var read = fs.Read(buff, 0, BUFF_SIZE);
if (read<=0) break;
size += read;
csum.Add(buff, 0, read);
}
fnode.AddAttributeNode(CONFIG_SIZE_ATTR, size);
fnode.AddAttributeNode(CONFIG_CSUM_ATTR, csum.Value);
}
}
