| // Copyright 2015 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "tag.h" |
| |
| #include <openssl/base.h> |
| |
| namespace bssl::der { |
| |
| Tag ContextSpecificConstructed(uint8_t tag_number) { |
| BSSL_CHECK(tag_number == (tag_number & kTagNumberMask)); |
| return (tag_number & kTagNumberMask) | kTagConstructed | kTagContextSpecific; |
| } |
| |
| Tag ContextSpecificPrimitive(uint8_t base) { |
| BSSL_CHECK(base == (base & kTagNumberMask)); |
| return (base & kTagNumberMask) | kTagPrimitive | kTagContextSpecific; |
| } |
| |
| bool IsConstructed(Tag tag) { |
| return (tag & kTagConstructionMask) == kTagConstructed; |
| } |
| |
| } // namespace bssl::der |
