platform_system_security/keystore-engine/keystore_backend_hidl.cpp
Steven Moreland 4cb6f38017 Fix transitive include.
Was relying on include from MQDescriptor.h

Test: pass
Change-Id: Ic3f24fea3875ed1f598b18e4a1fa05c226a86037
2017-04-06 12:41:59 -07:00

91 lines
3.3 KiB
C++

/* Copyright 2017 The Android Open Source Project
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. */
#include "keystore_backend_hidl.h"
#include <android/system/wifi/keystore/1.0/IKeystore.h>
#include <log/log.h>
using android::hardware::hidl_vec;
using android::hardware::Return;
using android::sp;
using android::system::wifi::keystore::V1_0::IKeystore;
int32_t KeystoreBackendHidl::sign(
const char *key_id, const uint8_t* in, size_t len, uint8_t** reply,
size_t* reply_len) {
if (key_id == NULL || in == NULL || reply == NULL || reply_len == NULL) {
ALOGE("Null pointer argument passed");
return -1;
}
sp<IKeystore> service = IKeystore::tryGetService();
if (service == NULL) {
ALOGE("could not contact keystore HAL");
return -1;
}
bool success = false;
auto cb = [&](IKeystore::KeystoreStatusCode status,
hidl_vec<uint8_t> signedData) {
if (status == IKeystore::KeystoreStatusCode::SUCCESS) {
*reply_len = signedData.size();
*reply = signedData.releaseData();
success = true;
}
};
Return<void> ret = service->sign(
key_id, std::vector<uint8_t>(in, in + len), cb);
if (!ret.isOk() || !success) {
return 1;
}
return 0;
}
int32_t KeystoreBackendHidl::get_pubkey(
const char *key_id, uint8_t** pubkey, size_t* pubkey_len) {
if (key_id == NULL || pubkey == NULL || pubkey_len == NULL) {
ALOGE("Null pointer argument passed");
return -1;
}
sp<IKeystore> service = IKeystore::tryGetService();
if (service == NULL) {
ALOGE("could not contact keystore HAL");
return -1;
}
bool success = false;
auto cb = [&](IKeystore::KeystoreStatusCode status,
hidl_vec<uint8_t> publicKey) {
if (status == IKeystore::KeystoreStatusCode::SUCCESS) {
*pubkey_len = publicKey.size();
*pubkey = publicKey.releaseData();
success = true;
}
};
Return<void> ret = service->getPublicKey(key_id, cb);
if (!ret.isOk() || !success) {
return 1;
}
return 0;
}