/// <summary>
/// Provides access to <see cref="DeviceGetPciInfo_Interop"/>
/// without using raw pointers.
/// </summary>
public unsafe NvmlReturn DeviceGetPciInfo(
IntPtr device,
out NvmlPciInfo pci)
{
var result = DeviceGetPciInfo_Interop(device, out var interopResult);
if (result == NvmlReturn.NVML_SUCCESS)
{
var busIdLegacySpan = new Span <byte>(
interopResult.BusIdLegacy,
(int)NvmlConstants.NVML_DEVICE_PCI_BUS_ID_BUFFER_V2_SIZE);
var busIdLegacyStrLen = busIdLegacySpan.IndexOf <byte>(0);
var busIdLegacy = Encoding.UTF8.GetString(
interopResult.BusIdLegacy,
busIdLegacyStrLen);
var busIdSpan = new Span <byte>(
interopResult.BusId,
(int)NvmlConstants.NVML_DEVICE_PCI_BUS_ID_BUFFER_SIZE);
var busIdStrLen = busIdSpan.IndexOf <byte>(0);
var busId = Encoding.UTF8.GetString(
interopResult.BusId,
busIdStrLen);
pci =
new NvmlPciInfo()
{
BusIdLegacy = busIdLegacy,
Domain = interopResult.Domain,
Bus = interopResult.Bus,
Device = interopResult.Device,
PciDeviceId = interopResult.PciDeviceId,
PciSubSystemId = interopResult.PciSubSystemId,
BusId = busId,
};
}
else
{
pci = default;
}
return(result);
}
public static extern nvmlReturn nvmlDeviceGetPciInfo([In] IntPtr device, [Out] out NvmlPciInfo pci);