6c15ea673d
Add a check for invalid session size in restoreKeys and correct the return code when attempting to create a plugin with an invalid uuid. Also correct the return code when attempting to decrypt after keys have been removed. bug:37172151 Change-Id: I7e832ffe04081471a0cdb3a9329808f47f12cfc3
62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
//
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// Copyright 2017 Google Inc. All Rights Reserved.
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//
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//#define LOG_NDEBUG 0
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#define LOG_TAG "WVCdm"
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#include <utils/Log.h>
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#include "WVDrmFactory.h"
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#include "wv_cdm_constants.h"
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#include "WVCDMSingleton.h"
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#include "wv_content_decryption_module.h"
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#include "WVDrmPlugin.h"
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#include "WVUUID.h"
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namespace wvdrm {
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namespace hardware {
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namespace drm {
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namespace V1_0 {
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namespace widevine {
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using ::android::hardware::drm::V1_0::Status;
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using ::android::hardware::Void;
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WVGenericCryptoInterface WVDrmFactory::sOemCryptoInterface;
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Return<bool> WVDrmFactory::isCryptoSchemeSupported(
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const hidl_array<uint8_t, 16>& uuid) {
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return isWidevineUUID(uuid.data());
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}
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Return<bool> WVDrmFactory::isContentTypeSupported(
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const hidl_string& initDataType) {
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return wvcdm::WvContentDecryptionModule::IsSupported(initDataType.c_str());
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}
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Return<void> WVDrmFactory::createPlugin(
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const hidl_array<uint8_t, 16>& uuid,
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const hidl_string& appPackageName,
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createPlugin_cb _hidl_cb) {
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WVDrmPlugin *plugin = NULL;
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if (!isCryptoSchemeSupported(uuid.data())) {
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ALOGE("Widevine Drm HAL: failed to create drm plugin, " \
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"invalid crypto scheme");
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_hidl_cb(Status::ERROR_DRM_CANNOT_HANDLE, plugin);
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return Void();
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}
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plugin = new WVDrmPlugin(getCDM(), appPackageName.c_str(),
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&sOemCryptoInterface);
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_hidl_cb(Status::OK, plugin);
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return Void();
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}
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} // namespace widevine
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} // namespace V1_0
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} // namespace drm
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} // namespace hardware
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} // namespace wvdrm
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