| /* |
| ** |
| ** Copyright 2017, The Android Open Source Project |
| ** |
| ** 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 |
| ** |
| ** http://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. |
| */ |
| |
| #include "include/keystore/KeystoreArguments.h" |
| #include "keystore_aidl_hidl_marshalling_utils.h" |
| |
| #include <binder/Parcel.h> |
| |
| namespace android { |
| namespace security { |
| |
| using ::android::security::KeystoreArg; |
| using ::android::security::KeystoreArguments; |
| |
| const ssize_t MAX_GENERATE_ARGS = 3; |
| status_t KeystoreArguments::readFromParcel(const android::Parcel* in) { |
| ssize_t numArgs = in->readInt32(); |
| if (numArgs > MAX_GENERATE_ARGS) { |
| return BAD_VALUE; |
| } |
| if (numArgs > 0) { |
| for (size_t i = 0; i < static_cast<size_t>(numArgs); i++) { |
| ssize_t inSize = in->readInt32(); |
| if (inSize >= 0 && static_cast<size_t>(inSize) <= in->dataAvail()) { |
| sp<KeystoreArg> arg = new KeystoreArg(in->readInplace(inSize), inSize); |
| args.push_back(arg); |
| } else { |
| args.push_back(NULL); |
| } |
| } |
| } |
| return OK; |
| }; |
| |
| status_t KeystoreArguments::writeToParcel(android::Parcel* out) const { |
| out->writeInt32(args.size()); |
| for (sp<KeystoreArg> item : args) { |
| size_t keyLength = item->size(); |
| out->writeInt32(keyLength); |
| void* buf = out->writeInplace(keyLength); |
| memcpy(buf, item->data(), keyLength); |
| } |
| return OK; |
| } |
| |
| } // namespace security |
| } // namespace android |