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// Copyright 2020 Google LLC
//
// 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
//
// https://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 piv
import "C"
func scCheck(rc C.int) error {
if rc == rcSuccess {
return nil
}
i := int64(rc)
if i < 0 {
// On MacOS, int isn't big enough to handle the return codes so the
// leading bit becomes a two's complement bit. If the return code is
// negative, correct this.
// https://github.com/go-piv/piv-go/issues/53
i += (1 << 32)
}
return &scErr{i}
}
func isRCNoReaders(rc C.int) bool {
// MacOS does the right thing and doesn't return an error if no smart cards
// are available.
return false
}
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