private static Win32Error ResolveBinding(SafeRpcBindingHandle binding, Guid interface_id, Version interface_version)
{
RPC_SERVER_INTERFACE ifspec = new RPC_SERVER_INTERFACE();
ifspec.Length = Marshal.SizeOf(ifspec);
ifspec.InterfaceId.SyntaxGUID = interface_id;
ifspec.InterfaceId.SyntaxVersion = interface_version.ToRpcVersion();
return(Win32NativeMethods.RpcEpResolveBinding(binding, ref ifspec));
}
/// <summary>
/// Resolve the binding string for this service from the local Endpoint Mapper.
/// </summary>
/// <param name="binding">The binding handle.</param>
/// <param name="interface_id">Interface UUID to lookup.</param>
/// <param name="interface_version">Interface version lookup.</param>
/// <remarks>This only will return a valid value if the service is running and registered with the Endpoint Mapper. It can also hang.</remarks>
/// <returns>The RPC binding string. Empty string if it doesn't exist or the lookup failed.</returns>
private static string MapBindingToBindingString(NtResult <SafeRpcBindingHandle> binding, Guid interface_id, Version interface_version)
{
if (!binding.IsSuccess)
{
return(string.Empty);
}
RPC_SERVER_INTERFACE ifspec = new RPC_SERVER_INTERFACE();
ifspec.Length = Marshal.SizeOf(ifspec);
ifspec.InterfaceId.SyntaxGUID = interface_id;
ifspec.InterfaceId.SyntaxVersion = interface_version.ToRpcVersion();
var result = Win32NativeMethods.RpcEpResolveBinding(binding.Result, ref ifspec);
if (result != Win32Error.SUCCESS)
{
return(string.Empty);
}
return(binding.Result.ToString());
}
/// <summary>
/// Resolve the binding string for this service from the the Endpoint Mapper.
/// </summary>
/// <param name="protocol_seq">The protocol sequence to lookup.</param>
/// <param name="network_address">The network address to lookup the endpoint.</param>
/// <param name="interface_id">Interface UUID to lookup.</param>
/// <param name="interface_version">Interface version lookup.</param>
/// <remarks>This only will return a valid value if the service is running and registered with the Endpoint Mapper. It can also hang.</remarks>
/// <returns>The RPC binding string. Empty string if it doesn't exist or the lookup failed.</returns>
public static string MapServerToBindingString(string protocol_seq, string network_address, Guid interface_id, Version interface_version)
{
using (var binding = SafeRpcBindingHandle.Create(null, protocol_seq, network_address, null, null, false))
{
if (!binding.IsSuccess)
{
return(string.Empty);
}
RPC_SERVER_INTERFACE ifspec = new RPC_SERVER_INTERFACE();
ifspec.Length = Marshal.SizeOf(ifspec);
ifspec.InterfaceId.SyntaxGUID = interface_id;
ifspec.InterfaceId.SyntaxVersion = interface_version.ToRpcVersion();
var result = Win32NativeMethods.RpcEpResolveBinding(binding.Result, ref ifspec);
if (result != Win32Error.SUCCESS)
{
return(string.Empty);
}
return(binding.Result.ToString());
}
}
/// <summary>
/// Resolve the binding string for this service from the local Endpoint Mapper.
/// </summary>
/// <param name="protocol_seq">The protocol sequence to lookup.</param>
/// <param name="interface_id">Interface UUID to lookup.</param>
/// <param name="interface_version">Interface version lookup.</param>
/// <remarks>This only will return a valid value if the service is running and registered with the Endpoint Mapper. It can also hang.</remarks>
/// <returns>The RPC binding string. Empty string if it doesn't exist or the lookup failed.</returns>
public static string MapServerToBindingString(string protocol_seq, Guid interface_id, Version interface_version)
{
int result = Win32NativeMethods.RpcBindingFromStringBinding($"{protocol_seq}:", out SafeRpcBindingHandle binding);
if (result != 0)
{
return(string.Empty);
}
using (binding) {
RPC_SERVER_INTERFACE ifspec = new RPC_SERVER_INTERFACE();
ifspec.Length = Marshal.SizeOf(ifspec);
ifspec.InterfaceId.SyntaxGUID = interface_id;
ifspec.InterfaceId.SyntaxVersion = interface_version.ToRpcVersion();
result = Win32NativeMethods.RpcEpResolveBinding(binding, ref ifspec);
if (result != 0)
{
return(string.Empty);
}
return(binding.ToString());
}
}
