private TreeNode iterateHashChildren(TreeNode parent, volumeStream vs)
{
TreeNode replaceParent = new TreeNode();
replaceParent.Tag = parent.Tag;
foreach (TreeNode child in parent.Nodes)
{
TreeNode replaceChild = new TreeNode();
if (child.Tag is HFSPlusCatalogFolder)
{
replaceChild = iterateHashChildren(child, vs);
replaceChild.Tag = child.Tag;
}
else if (child.Tag is HFSPlusCatalogFile)
{
HFSPlusCatalogFile tag = (HFSPlusCatalogFile)child.Tag;
dataOperations.hashValues hashes = new dataOperations.hashValues();
if (tag.dataFork != null && tag.dataFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile theFileData = new HFSPlusFile(tag.dataFork, forkStream.forkType.data);
forkStream fs = new forkStream(vs, theFileData, forkStream.forkType.data);
dataOperations.hashValues hv = dataOperations.getHashValues(fs, (long)theFileData.dataLogicalSize);
hashes.md5hash = hv.md5hash;
}
if (tag.resourceFork != null && tag.resourceFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile theFileResource = new HFSPlusFile(tag.dataFork, forkStream.forkType.data);
forkStream fs = new forkStream(vs, theFileResource, forkStream.forkType.data);
dataOperations.hashValues hv = dataOperations.getHashValues(fs, (long)theFileResource.dataLogicalSize);
hashes.sha1hash = hv.sha1hash;
}
tag.hashes = hashes;
replaceChild.Tag = tag;
}
else
{
replaceChild.Tag = child.Tag;
}
replaceChild.Text = child.Text;
replaceParent.Nodes.Add(replaceChild);
}
replaceParent.Text = parent.Text;
return(replaceParent);
}
public dataOperations.hashValues[] hashFile(HFSPlusCatalogFile file)
{
// take a file, return hashes for its data fork and resource fork
dataOperations.hashValues[] hv = new dataOperations.hashValues[2];
GPTScheme gpts = new GPTScheme(i);
HFSPlus hfsp = new HFSPlus(i, gpts.entries[file.partitionAssoc]);
volumeStream vs = new volumeStream(hfsp);
extentsOverflowFile eof = new extentsOverflowFile(new HFSPlusFile(hfsp.volHead.extentsFile, forkStream.forkType.data), vs);
if (file.dataFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile hfspfile = new HFSPlusFile(file, eof);
forkStream fs = new forkStream(vs, hfspfile, forkStream.forkType.data);
hv[0] = dataOperations.getHashValues(fs, (long)hfspfile.dataLogicalSize);
}
if (file.resourceFork != null)
{
if (file.resourceFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile hfspfile = new HFSPlusFile(file.resourceFork, forkStream.forkType.resource);
forkStream fs = new forkStream(vs, hfspfile, forkStream.forkType.resource);
hv[1] = dataOperations.getHashValues(fs, (long)hfspfile.rsrcLogicalSize);
}
}
return(hv);
}
private void hashImageToolStripMenuItem_Click(object sender, EventArgs e)
{
dataOperations.hashValues hv = dc.addImageHash();
string[] hashStrings = dataOperations.buildHashStrings(hv);
absImageStream.imageProperties tag = (absImageStream.imageProperties)directoryTree.Nodes[0].Tag;
tag.hashMD5 = hashStrings[0];
tag.hashSHA1 = hashStrings[1];
directoryTree.Nodes[0].Tag = tag;
propertyGrid1.SelectedObject = tag;
}
public dataOperations.hashValues addImageHash()
{
dataOperations.hashValues hashbytes = dataOperations.getHashValues(i, i.Length);
return(hashbytes);
}
private TreeNode iterateHashChildren(TreeNode parent, volumeStream vs)
{
TreeNode replaceParent = new TreeNode();
replaceParent.Tag = parent.Tag;
foreach (TreeNode child in parent.Nodes)
{
TreeNode replaceChild = new TreeNode();
if (child.Tag is HFSPlusCatalogFolder)
{
replaceChild = iterateHashChildren(child, vs);
replaceChild.Tag = child.Tag;
}
else if (child.Tag is HFSPlusCatalogFile)
{
HFSPlusCatalogFile tag = (HFSPlusCatalogFile)child.Tag;
dataOperations.hashValues hashes = new dataOperations.hashValues();
if (tag.dataFork != null && tag.dataFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile theFileData = new HFSPlusFile(tag.dataFork, forkStream.forkType.data);
forkStream fs = new forkStream(vs, theFileData, forkStream.forkType.data);
dataOperations.hashValues hv = dataOperations.getHashValues(fs, (long)theFileData.dataLogicalSize);
hashes.md5hash = hv.md5hash;
}
if (tag.resourceFork != null && tag.resourceFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile theFileResource = new HFSPlusFile(tag.dataFork, forkStream.forkType.data);
forkStream fs = new forkStream(vs, theFileResource, forkStream.forkType.data);
dataOperations.hashValues hv = dataOperations.getHashValues(fs, (long)theFileResource.dataLogicalSize);
hashes.sha1hash = hv.sha1hash;
}
tag.hashes = hashes;
replaceChild.Tag = tag;
}
else
{
replaceChild.Tag = child.Tag;
}
replaceChild.Text = child.Text;
replaceParent.Nodes.Add(replaceChild);
}
replaceParent.Text = parent.Text;
return replaceParent;
}
public dataOperations.hashValues[] hashFile(HFSPlusCatalogFile file)
{
// take a file, return hashes for its data fork and resource fork
dataOperations.hashValues[] hv = new dataOperations.hashValues[2];
GPTScheme gpts = new GPTScheme(i);
HFSPlus hfsp = new HFSPlus(i, gpts.entries[file.partitionAssoc]);
volumeStream vs = new volumeStream(hfsp);
extentsOverflowFile eof = new extentsOverflowFile(new HFSPlusFile(hfsp.volHead.extentsFile, forkStream.forkType.data),vs);
if (file.dataFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile hfspfile = new HFSPlusFile(file, eof);
forkStream fs = new forkStream(vs, hfspfile, forkStream.forkType.data);
hv[0] = dataOperations.getHashValues(fs, (long)hfspfile.dataLogicalSize);
}
if (file.resourceFork != null)
{
if (file.resourceFork.forkDataValues.logicalSize > 0)
{
HFSPlusFile hfspfile = new HFSPlusFile(file.resourceFork, forkStream.forkType.resource);
forkStream fs = new forkStream(vs, hfspfile, forkStream.forkType.resource);
hv[1] = dataOperations.getHashValues(fs, (long)hfspfile.rsrcLogicalSize);
}
}
return hv;
}