61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//
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// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine Master
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// License Agreement.
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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 <hwbinder/IPCThreadState.h>
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#include <utils/Log.h>
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#include "WVCryptoFactory.h"
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#include "HidlTypes.h"
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#include "WVCDMSingleton.h"
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#include "WVCryptoPlugin.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_3 {
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namespace widevine {
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using wvdrm::hardware::drm::V1_2::widevine::WVCryptoPlugin;
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Return<bool> WVCryptoFactory::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<void> WVCryptoFactory::createPlugin(
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const hidl_array<uint8_t, 16>& uuid,
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const hidl_vec<uint8_t>& initData,
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createPlugin_cb _hidl_cb) {
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const auto& self = android::hardware::IPCThreadState::self();
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const char* sid = self->getCallingSid();
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sid = sid ? (strstr(sid, "mediadrmserver") ? sid : "app") : "nullptr";
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ALOGI("[%s] calling %s", sid, __PRETTY_FUNCTION__);
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sp<ICryptoPlugin> plugin;
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if (!isCryptoSchemeSupported(uuid.data())) {
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ALOGE("Widevine Drm HAL: failed to create crypto 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 WVCryptoPlugin(initData.data(), initData.size(), getCDM());
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android::hardware::setRequestingSid(plugin, true);
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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_3
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} // namespace drm
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} // namespace hardware
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} // namespace wvdrm
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