Initial

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

vendor/github.com/Microsoft/hcsshim/internal/wclayer/getsharedbaseimages.go

@@ -0,0 +1,29 @@
+package wclayer
+
+import (
+	"github.com/Microsoft/hcsshim/internal/hcserror"
+	"github.com/Microsoft/hcsshim/internal/interop"
+	"github.com/sirupsen/logrus"
+)
+
+// GetSharedBaseImages will enumerate the images stored in the common central
+// image store and return descriptive info about those images for the purpose
+// of registering them with the graphdriver, graph, and tagstore.
+func GetSharedBaseImages() (imageData string, err error) {
+	title := "hcsshim::GetSharedBaseImages"
+	logrus.Debug(title)
+	defer func() {
+		if err != nil {
+			logrus.WithError(err).Error(err)
+		} else {
+			logrus.WithField("imageData", imageData).Debug(title + " - succeeded")
+		}
+	}()
+
+	var buffer *uint16
+	err = getBaseImages(&buffer)
+	if err != nil {
+		return "", hcserror.New(err, title+" - failed", "")
+	}
+	return interop.ConvertAndFreeCoTaskMemString(buffer), nil
+}