Create libmediadrmrkp as drm to irpc adapter library

Bug: 286556950
Test: ./test_libmediadrmrkp
Change-Id: I25ff07026a62d613bdb415b983824ffaf61c97bb
diff --git a/drm/libmediadrmrkp/src/DrmRemotelyProvisionedComponent.cpp b/drm/libmediadrmrkp/src/DrmRemotelyProvisionedComponent.cpp
new file mode 100644
index 0000000..9d11811
--- /dev/null
+++ b/drm/libmediadrmrkp/src/DrmRemotelyProvisionedComponent.cpp
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#define LOG_TAG "DrmRemotelyProvisionedComponent"
+#include "DrmRemotelyProvisionedComponent.h"
+#include <log/log.h>
+
+namespace android::mediadrm {
+DrmRemotelyProvisionedComponent::DrmRemotelyProvisionedComponent(std::shared_ptr<IDrmPlugin> drm,
+                                                                 std::string drmVendor,
+                                                                 std::string drmDesc)
+    : mDrm(std::move(drm)), mDrmVendor(std::move(drmVendor)), mDrmDesc(std::move(drmDesc)) {}
+ScopedAStatus DrmRemotelyProvisionedComponent::getHardwareInfo(RpcHardwareInfo* info) {
+    info->versionNumber = 3;
+    info->rpcAuthorName = mDrmVendor;
+    info->supportedEekCurve = RpcHardwareInfo::CURVE_NONE;
+    info->supportedNumKeysInCsr = RpcHardwareInfo::MIN_SUPPORTED_NUM_KEYS_IN_CSR;
+    info->uniqueId = mDrmDesc;
+    return ScopedAStatus::ok();
+}
+
+ScopedAStatus DrmRemotelyProvisionedComponent::generateEcdsaP256KeyPair(bool, MacedPublicKey*,
+                                                                        std::vector<uint8_t>*) {
+    return ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+            IRemotelyProvisionedComponent::STATUS_REMOVED,
+            "generateEcdsaP256KeyPair not supported."));
+}
+
+ScopedAStatus DrmRemotelyProvisionedComponent::generateCertificateRequest(
+        bool, const std::vector<MacedPublicKey>&, const std::vector<uint8_t>&,
+        const std::vector<uint8_t>&, DeviceInfo*, ProtectedData*, std::vector<uint8_t>*) {
+    return ScopedAStatus(AStatus_fromServiceSpecificErrorWithMessage(
+            IRemotelyProvisionedComponent::STATUS_REMOVED,
+            "generateCertificateRequest not supported."));
+}
+
+ScopedAStatus DrmRemotelyProvisionedComponent::generateCertificateRequestV2(
+        const std::vector<MacedPublicKey>&, const std::vector<uint8_t>& challenge,
+        std::vector<uint8_t>* csr) {
+    // extract csr using setPropertyByteArray/getPropertyByteArray
+    auto status = mDrm->setPropertyByteArray("certificateSigningRequestChallenge", challenge);
+    if (!status.isOk()) {
+        ALOGE("setPropertyByteArray certificateSigningRequestChallenge failed. Details: [%s].",
+              status.getDescription().c_str());
+        return status;
+    }
+
+    status = mDrm->getPropertyByteArray("certificateSigningRequest", csr);
+    if (!status.isOk()) {
+        ALOGE("getPropertyByteArray certificateSigningRequest failed. Details: [%s].",
+              status.getDescription().c_str());
+        return status;
+    }
+
+    return ScopedAStatus::ok();
+}
+}  // namespace android::mediadrm
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diff --git a/drm/libmediadrmrkp/src/DrmRkpAdapter.cpp b/drm/libmediadrmrkp/src/DrmRkpAdapter.cpp
new file mode 100644
index 0000000..a2d4cc1
--- /dev/null
+++ b/drm/libmediadrmrkp/src/DrmRkpAdapter.cpp
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#define LOG_TAG "DrmRkpAdapter"
+#include "DrmRkpAdapter.h"
+#include <aidl/android/hardware/drm/IDrmFactory.h>
+#include <aidl/android/hardware/drm/IDrmPlugin.h>
+#include <aidl/android/hardware/security/keymint/BnRemotelyProvisionedComponent.h>
+#include <android/binder_manager.h>
+#include <log/log.h>
+#include "DrmRemotelyProvisionedComponent.h"
+
+namespace android::mediadrm {
+using CryptoSchemes = ::aidl::android::hardware::drm::CryptoSchemes;
+using IDrmFactory = ::aidl::android::hardware::drm::IDrmFactory;
+using IDrmPlugin = ::aidl::android::hardware::drm::IDrmPlugin;
+
+std::map<std::string, std::shared_ptr<IRemotelyProvisionedComponent>>
+getDrmRemotelyProvisionedComponents() {
+    std::map<std::string, std::shared_ptr<IRemotelyProvisionedComponent>> comps;
+    AServiceManager_forEachDeclaredInstance(
+            IDrmFactory::descriptor, &comps, [](const char* instance, void* context) {
+                auto fullName = std::string(IDrmFactory::descriptor) + "/" + std::string(instance);
+                auto factory = IDrmFactory::fromBinder(
+                        ::ndk::SpAIBinder(AServiceManager_waitForService(fullName.c_str())));
+                if (factory == nullptr) {
+                    ALOGE("not found IDrmFactory. Instance name:[%s]", fullName.c_str());
+                    return;
+                }
+
+                ALOGI("found IDrmFactory. Instance name:[%s]", fullName.c_str());
+                CryptoSchemes schemes{};
+                auto status = factory->getSupportedCryptoSchemes(&schemes);
+                if (!status.isOk()) {
+                    ALOGE("getSupportedCryptoSchemes failed.Detail: [%s].",
+                          status.getDescription().c_str());
+                    return;
+                }
+
+                if (schemes.uuids.empty()) {
+                    ALOGW("IDrmFactory Instance [%s] has empty supported schemes",
+                          fullName.c_str());
+                    return;
+                }
+
+                std::shared_ptr<IDrmPlugin> mDrm;
+                status = factory->createDrmPlugin(schemes.uuids[0], "DrmRkpAdapter", &mDrm);
+                if (!status.isOk()) {
+                    ALOGE("createDrmPlugin failed.Detail: [%s].", status.getDescription().c_str());
+                    return;
+                }
+
+                std::string drmVendor;
+                status = mDrm->getPropertyString("vendor", &drmVendor);
+                if (!status.isOk()) {
+                    ALOGE("mDrm->getPropertyString(\"vendor\") failed.Detail: [%s].",
+                          status.getDescription().c_str());
+                    return;
+                }
+
+                std::string drmDesc;
+                status = mDrm->getPropertyString("description", &drmDesc);
+                if (!status.isOk()) {
+                    ALOGE("mDrm->getPropertyString(\"description\") failed.Detail: [%s].",
+                          status.getDescription().c_str());
+                    return;
+                }
+
+                std::string compName = "DrmRemotelyProvisionedComponent_" + std::string(instance);
+                auto comps = static_cast<
+                        std::map<std::string, std::shared_ptr<IRemotelyProvisionedComponent>>*>(
+                        context);
+                (*comps)[compName] = ::ndk::SharedRefBase::make<DrmRemotelyProvisionedComponent>(
+                        mDrm, drmVendor, drmDesc);
+            });
+    return comps;
+}
+}  // namespace android::mediadrm
\ No newline at end of file