private unsafe static Interop.SECURITY_ATTRIBUTES GetSecAttrs(FileShare share, FileSecurity fileSecurity, out GCHandle?pinningHandle)
{
pinningHandle = null;
Interop.SECURITY_ATTRIBUTES secAttrs = null;
if ((share & FileShare.Inheritable) != 0 || fileSecurity != null)
{
secAttrs = new Interop.SECURITY_ATTRIBUTES();
secAttrs.nLength = Marshal.SizeOf(secAttrs);
if ((share & FileShare.Inheritable) != 0)
{
secAttrs.bInheritHandle = 1;
}
// For ACL's, get the security descriptor from the FileSecurity.
if (fileSecurity != null)
{
byte[] sd = fileSecurity.GetSecurityDescriptorBinaryForm();
pinningHandle = GCHandle.Alloc(sd, GCHandleType.Pinned);
fixed(byte *pSecDescriptor = sd)
secAttrs.pSecurityDescriptor = pSecDescriptor;
}
}
return(secAttrs);
}
private static Interop.SECURITY_ATTRIBUTES GetSecAttrs(FileShare share)
{
Interop.SECURITY_ATTRIBUTES secAttrs = null;
if ((share & FileShare.Inheritable) != 0)
{
secAttrs = new Interop.SECURITY_ATTRIBUTES();
secAttrs.nLength = Marshal.SizeOf(secAttrs);
secAttrs.bInheritHandle = 1;
}
return(secAttrs);
}