/// <summary>
/// Return a hash for the given text file.
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public static TextHash HashText(string filePath)
{
int count;
IntPtr hashPoints = NativeFunctions.ph_texthash(filePath, out count);
var result = new TextHash(hashPoints, count);
return(result);
}
/// <summary>
/// Return the result of the comparison between two TextHash.
/// </summary>
/// <param name="hash1"></param>
/// <param name="hash2"></param>
/// <returns></returns>
public static NativeStructures.TxtMatch[] CompareTextHashes(TextHash hash1, TextHash hash2)
{
int resultCount;
IntPtr rawTxtMatches = NativeFunctions.ph_compare_text_hashes(hash1.HashPoints, hash1.PointsCount, hash2.HashPoints, hash2.PointsCount, out resultCount);
NativeStructures.TxtMatch[] array = new NativeStructures.TxtMatch[resultCount];
for (int i = 0; i < resultCount; i++)
{
array[i] = (NativeStructures.TxtMatch)Marshal.PtrToStructure(rawTxtMatches, typeof(NativeStructures.TxtMatch));
rawTxtMatches = IntPtr.Add(rawTxtMatches, Marshal.SizeOf(typeof(NativeStructures.TxtMatch)));
}
return(array);
}
/// <summary>
/// Return a hash for the given text file.
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public static TextHash HashText(string filePath)
{
int count;
IntPtr hashPoints = NativeFunctions.ph_texthash(filePath, out count);
var result = new TextHash(hashPoints, count);
return result;
}
/// <summary>
/// Return the result of the comparison between two TextHash.
/// </summary>
/// <param name="hash1"></param>
/// <param name="hash2"></param>
/// <returns></returns>
public static NativeStructures.TxtMatch[] CompareTextHashes(TextHash hash1, TextHash hash2)
{
int resultCount;
IntPtr rawTxtMatches = NativeFunctions.ph_compare_text_hashes(hash1.HashPoints, hash1.PointsCount, hash2.HashPoints, hash2.PointsCount, out resultCount);
NativeStructures.TxtMatch[] array = new NativeStructures.TxtMatch[resultCount];
for (int i = 0; i < resultCount; i++)
{
array[i] = (NativeStructures.TxtMatch)Marshal.PtrToStructure(rawTxtMatches, typeof(NativeStructures.TxtMatch));
rawTxtMatches = IntPtr.Add(rawTxtMatches, Marshal.SizeOf(typeof(NativeStructures.TxtMatch)));
}
return array;
}
