Add nvcdi package with basic CDI generation API

This change adds an nvcdi package that exposes a basic API for
CDI spec generation. This is used from the nvidia-ctk cdi generate
command and can be consumed by DRA implementations and the device plugin.

Signed-off-by: Evan Lezar <elezar@nvidia.com>

pkg/nvcdi/api.go

@@ -0,0 +1,33 @@
+/**
+# Copyright (c) NVIDIA CORPORATION.  All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+**/
+
+package nvcdi
+
+import (
+	"github.com/container-orchestrated-devices/container-device-interface/pkg/cdi"
+	"github.com/container-orchestrated-devices/container-device-interface/specs-go"
+	"gitlab.com/nvidia/cloud-native/go-nvlib/pkg/nvlib/device"
+)
+
+// Interface defines the API for the nvcdi package
+type Interface interface {
+	GetCommonEdits() (*cdi.ContainerEdits, error)
+	GetAllDeviceSpecs() ([]specs.Device, error)
+	GetGPUDeviceEdits(device.Device) (*cdi.ContainerEdits, error)
+	GetGPUDeviceSpecs(int, device.Device) (*specs.Device, error)
+	GetMIGDeviceEdits(device.Device, device.MigDevice) (*cdi.ContainerEdits, error)
+	GetMIGDeviceSpecs(int, device.Device, int, device.MigDevice) (*specs.Device, error)
+}