C# Signature:

[DllImport("kernel32.dll")]
static extern uint GetLongPathName(string lpszShortPath,
   [Out] StringBuilder lpszLongPath, uint cchBuffer);

User-Defined Types:

None.

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

/// <summary>
/// The ToShortPathNameToLongPathName function retrieves the long path form of a specified short input path
/// </summary>
/// <param name="shortName">The short name path</param>
/// <returns>A long name path string</returns>
public static string ToLongPathName(string shortName)
{
    StringBuilder longNameBuffer = new StringBuilder(256);
    uint bufferSize = (uint)longNameBuffer.Capacity;

    GetLongPathName(shortName, longNameBuffer, bufferSize);

    return longNameBuffer.ToString();
}

Alternative Managed API:

Do you know one? Please contribute it!

Please edit this page!

Do you have...

• helpful tips or sample code to share for using this API in managed code?
• corrections to the existing content?
• variations of the signature you want to share?
• additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).