add ego_mock_eclient tag

eclient/ert.go

@@ -4,6 +4,8 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
+//go:build !ego_mock_eclient
+
 package eclient
 
 // #cgo LDFLAGS: -loehostverify -lcrypto -ldl

eclient/mock.go

@@ -0,0 +1,19 @@
+// Copyright (c) Edgeless Systems GmbH.
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at https://mozilla.org/MPL/2.0/.
+
+//go:build ego_mock_eclient
+
+package eclient
+
+import (
+	"errors"
+
+	"github.com/edgelesssys/ego/internal/attestation"
+)
+
+func verifyRemoteReport([]byte) (attestation.Report, error) {
+	return attestation.Report{}, errors.New("built with ego_mock_eclient tag, no attestation support available")
+}