| /* |
| * Copyright (c) 2021, The OpenThread Authors. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of the copyright holder nor the |
| * names of its contributors may be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** |
| * @file |
| * This file includes implementation for Crypto Internal Trusted Storage (ITS) APIs. |
| */ |
| |
| #include "crypto/storage.hpp" |
| |
| #include "common/debug.hpp" |
| |
| namespace ot { |
| namespace Crypto { |
| |
| #if OPENTHREAD_CONFIG_PLATFORM_KEY_REFERENCES_ENABLE |
| Error Key::ExtractKey(uint8_t *aKeyBuffer, uint16_t &aKeyLength) const |
| { |
| Error error; |
| size_t readKeyLength; |
| |
| OT_ASSERT(IsKeyRef()); |
| |
| SuccessOrAssert(Crypto::Storage::ExportKey(GetKeyRef(), aKeyBuffer, aKeyLength, readKeyLength)); |
| |
| VerifyOrExit(readKeyLength <= aKeyLength, error = kErrorNoBufs); |
| |
| aKeyLength = static_cast<uint16_t>(readKeyLength); |
| |
| exit: |
| return error; |
| } |
| #endif |
| |
| LiteralKey::LiteralKey(const Key &aKey) |
| : mKey(aKey.GetBytes()) |
| , mLength(aKey.GetLength()) |
| { |
| #if OPENTHREAD_CONFIG_PLATFORM_KEY_REFERENCES_ENABLE |
| if (aKey.IsKeyRef()) |
| { |
| mKey = mBuffer; |
| mLength = sizeof(mBuffer); |
| SuccessOrAssert(aKey.ExtractKey(mBuffer, mLength)); |
| } |
| #endif |
| } |
| |
| } // namespace Crypto |
| } // namespace ot |