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Commit 7043b4e6 authored by Cong Lin's avatar Cong Lin Committed by Automerger Merge Worker
Browse files

Merge "DRM RKP interface to collect BCC signature (UdsCerts) and add to CSR"... 

Merge "DRM RKP interface to collect BCC signature (UdsCerts) and add to CSR" into main am: 63d5bbf9

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/3263826



Change-Id: I66c254ccdfacd3bd5f02e339c3deffea1ff9e63f
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 82d91605 63d5bbf9

drm/libmediadrmrkp/include/DrmRemotelyProvisionedComponent.h

+3 −1
Original line number Diff line number Diff line
@@ -35,7 +35,8 @@ using ::ndk::ScopedAStatus; 
class DrmRemotelyProvisionedComponent : public BnRemotelyProvisionedComponent {

  public:

    DrmRemotelyProvisionedComponent(std::shared_ptr<IDrmPlugin> drm, std::string drmVendor,

                                    std::string drmDesc, std::vector<uint8_t> bcc);

                                    std::string drmDesc, std::vector<uint8_t> bcc,

                                    std::vector<uint8_t> bcc_signature);

    ScopedAStatus getHardwareInfo(RpcHardwareInfo* info) override;



    ScopedAStatus generateEcdsaP256KeyPair(bool testMode, MacedPublicKey* macedPublicKey,
@@ -60,6 +61,7 @@ class DrmRemotelyProvisionedComponent : public BnRemotelyProvisionedComponent { 
    std::string mDrmVendor;

    std::string mDrmDesc;

    std::vector<uint8_t> mBcc;

    std::vector<uint8_t> mBccSignature;

};

}  // namespace android::mediadrm

drm/libmediadrmrkp/src/DrmRemotelyProvisionedComponent.cpp

+15 −9
Original line number Diff line number Diff line
@@ -28,11 +28,13 @@ namespace android::mediadrm { 
DrmRemotelyProvisionedComponent::DrmRemotelyProvisionedComponent(std::shared_ptr<IDrmPlugin> drm,

                                                                 std::string drmVendor,

                                                                 std::string drmDesc,

                                                                 std::vector<uint8_t> bcc)

                                                                 std::vector<uint8_t> bcc,

                                                                 std::vector<uint8_t> bcc_signature)

    : mDrm(std::move(drm)),

      mDrmVendor(std::move(drmVendor)),

      mDrmDesc(std::move(drmDesc)),

      mBcc(std::move(bcc)) {}

      mBcc(std::move(bcc)),

      mBccSignature(std::move(bcc_signature)) {}



ScopedAStatus DrmRemotelyProvisionedComponent::getHardwareInfo(RpcHardwareInfo* info) {

    info->versionNumber = 3;
@@ -161,12 +163,16 @@ ScopedAStatus DrmRemotelyProvisionedComponent::generateCertificateRequestV2( 
    }



    // assemble AuthenticatedRequest (definition in IRemotelyProvisionedComponent.aidl)

    *out = cppbor::Array()

                   .add(1 /* version */)

                   .add(cppbor::Map() /* UdsCerts */)

                   .add(cppbor::EncodedItem(mBcc))

                   .add(cppbor::EncodedItem(std::move(deviceSignedCsrPayload)))

                   .encode();

    cppbor::Array request_array = cppbor::Array().add(1 /* version */);

    if (!mBccSignature.empty()) {

        request_array.add(cppbor::EncodedItem(mBccSignature) /* UdsCerts */);

    } else {

        request_array.add(cppbor::Map() /* empty UdsCerts */);

    }

    request_array.add(cppbor::EncodedItem(mBcc))

            .add(cppbor::EncodedItem(std::move(deviceSignedCsrPayload)));

    *out = request_array.encode();



    return ScopedAStatus::ok();

}

}  // namespace android::mediadrm
 
 No newline at end of file

drm/libmediadrmrkp/src/DrmRkpAdapter.cpp

+10 −2
Original line number Diff line number Diff line
@@ -87,13 +87,21 @@ getDrmRemotelyProvisionedComponents() { 
                          status.getDescription().c_str());

                    return;

                }



                std::vector<uint8_t> bcc_signature;

                status =

                        mDrm->getPropertyByteArray("bootCertificateChainSignature", &bcc_signature);

                if (!status.isOk()) {

                    ALOGW("mDrm->getPropertyByteArray(\"bootCertificateChainSignature\") failed."

                          "Detail: [%s].",

                          status.getDescription().c_str());

                    // bcc signature is optional, no need to return when it is unavailable.

                }

                std::string compName(instance);

                auto comps = static_cast<

                        std::map<std::string, std::shared_ptr<IRemotelyProvisionedComponent>>*>(

                        context);

                (*comps)[compName] = ::ndk::SharedRefBase::make<DrmRemotelyProvisionedComponent>(

                        mDrm, drmVendor, drmDesc, bcc);

                        mDrm, drmVendor, drmDesc, bcc, bcc_signature);

            });

    return comps;

}