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Merges to android Pi release (part 5)

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These are a set of CLs merged from the wv cdm repo to the android repo.

* Change build options for make protobuf host tools

  Author: Gene Morgan <gmorgan@google.com>

  [ Merge of http://go/wvgerrit/30381 ]

  Also revert local change to protobuf/extension_set.cc
  This builds after adding -Wno-return-type and -Wno-unused flags.

* OEMCrypto v13 stub

  Author: Rintaro Kuroiwa <rkuroiwa@google.com>

  [ Merge of http://go/wvgerrit/30004 ]

* Remove merge conflict tags

  Author: Edwin Wong <edwinwong@google.com>

  [ Merge of http://go/wvgerrit/30120 ]

  Remove merge conflict tags for http://go/wvgerrit/29880

* Added Android Things ARM provisioning key to L3

  Author: Srujan Gaddam <srujzs@google.com>

  [ Merge of http://go/wvgerrit/29701 ]

  BUG: 63443584

BUG: 71650075
Test: Not currently passing. Will be addressed in a subsequent
      commit in the chain.

Change-Id: Ifd867b491dfda5d67d2e225695535b5af9e18260
This commit is contained in:
Rahul Frias
2018-01-09 18:03:56 -08:00
parent 169d0b6cb6
commit b7c9ad57c9
24 changed files with 1852 additions and 1129 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
libwvdrmengine/cdm/core/include/cdm_engine.h
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@@ -104,7 +104,26 @@ class CdmEngine {
const CdmSessionId& session_id, const CdmKeySetId& key_set_id,
const InitializationData& init_data, const CdmLicenseType license_type,
CdmAppParameterMap& app_parameters, CdmKeyRequest* key_request);
// Accept license response and extract key info.
// This API may
// (a) accept license response, extract key info and load keys.
// (b) accept a renewal response and update license policy information.
// (c) accept a release response and release an offline license or secure
// stop.
// (d) accept a service certificate and cache that information for the
// the lifetime of the session.
//
// |session_id| identifies the session that generated the request and can
// process the response. Should be empty if a release response.
// |key_data| is the license, renewal, release response or service
// certificate response.
// |key_set_id| should be non-null and specified if license release.
// If offline license or streaming license associated with
// a secure stop, |key_set_id| should be non-null and will
// be filled in on return. Use the |key_set_id| with
// RestoreKeys (to reload offline session) or
// GenerateKeyRequest (to release offline session/secure stop).
// |key_set_id| will be cleared if release or streaming
// (not associated with a secure stop).
virtual CdmResponseType AddKey(const CdmSessionId& session_id,
const CdmKeyResponse& key_data,
CdmKeySetId* key_set_id);

7
libwvdrmengine/cdm/core/include/cdm_session.h
View File

@@ -87,8 +87,7 @@ class CdmSession {
// ReleaseKey() - Accept response and release key.
virtual CdmResponseType ReleaseKey(const CdmKeyResponse& key_response);
virtual CdmResponseType DeleteUsageEntry(
const DeviceFiles::CdmUsageData& usage_data);
virtual CdmResponseType DeleteUsageEntry(uint32_t usage_entry_number);
virtual bool IsKeyLoaded(const KeyId& key_id);
virtual int64_t GetDurationRemaining();
@@ -122,6 +121,10 @@ class CdmSession {
virtual bool is_offline() { return is_offline_; }
virtual bool is_temporary() { return is_temporary_; }
virtual bool license_received() { return license_received_; }
virtual bool has_provider_session_token() {
return (license_parser_.get() != NULL &&
license_parser_->provider_session_token().size() > 0);
}
virtual CdmUsageSupportType get_usage_support_type()
{ return usage_support_type_; }

9
libwvdrmengine/cdm/core/include/crypto_session.h
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@@ -17,6 +17,8 @@
namespace wvcdm {
class CryptoKey;
class UsageTableHeader;
typedef std::map<CryptoKeyId, CryptoKey*> CryptoKeyMap;
class CryptoSession {
@@ -145,6 +147,9 @@ class CryptoSession {
const std::string& signature);
// Usage table header and usage entry related methods
virtual UsageTableHeader* GetUsageTableHeader() {
return usage_table_header_;
}
virtual CdmResponseType GetUsageSupportType(CdmUsageSupportType* type);
virtual CdmResponseType CreateUsageTableHeader(
CdmUsageTableHeader* usage_table_header);
@@ -230,7 +235,11 @@ class CryptoSession {
KeyId cached_key_id_;
bool is_usage_support_type_valid_;
CdmUsageSupportType usage_support_type_;
UsageTableHeader* usage_table_header_;
static UsageTableHeader* usage_table_header_l1_;
static UsageTableHeader* usage_table_header_l3_;
uint64_t request_id_base_;
static uint64_t request_id_index_;

4
libwvdrmengine/cdm/core/include/license.h
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@@ -21,6 +21,7 @@ class Clock;
class CryptoSession;
class PolicyEngine;
class ServiceCertificate;
class CdmSession;
class CdmLicense {
public:
@@ -38,7 +39,8 @@ class CdmLicense {
std::string* server_url);
virtual CdmResponseType PrepareKeyUpdateRequest(
bool is_renewal, const CdmAppParameterMap& app_parameters,
CdmKeyMessage* signed_request, std::string* server_url);
CdmSession* cdm_session, CdmKeyMessage* signed_request,
std::string* server_url);
virtual CdmResponseType HandleKeyResponse(
const CdmKeyResponse& license_response);
virtual CdmResponseType HandleKeyUpdateResponse(

100
libwvdrmengine/cdm/core/include/usage_table_header.h
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@@ -7,6 +7,7 @@
#include <vector>
#include "device_files.h"
#include "file_store.h"
#include "lock.h"
#include "metrics_group.h"
#include "scoped_ptr.h"
@@ -15,28 +16,40 @@
namespace wvcdm {
class FileSystem;
class CryptoSession;
// The UsageTableHeader class is a singleton that CDM sessions will share.
// A separate object will be created for each security level.
// The class synchronizes access to usage table header and associated
// data-structures and controls when they are read in or written out to
// non-secure persistent storage.
// Offline licenses/secure stops may be securely tracked using usage
// tables (OEMCrypto v9-12) or usage table headers+usage entries
// (OEMCrypto v13+). This class assists with the latter, synchronizing
// access to usage table header and associated data-structures and controlling
// when they are read in or written out to non-secure persistent storage.
//
// Each OEMCrypto (for each security level) will maintain its own usage table
// header. Each license will have an associated usage entry that is also
// stored in persistent memory and is noted in the usage table header.
// Usage entry information will be verified when licenses are loaded.
//
// OEMCrypto for each security level have their own usage table
// headers. They are loaded on initialization and written out periodically.
// The lifecycle of this class is tied to when OEMCrypto is
// initialized/terminated.
//
// Sessions and licenses are however handled by CdmSession and so most
// calls to maniplate the usage table header related to usage entries
// are by CdmSession.
//
// Upgrades from a fixed size usage table (supported by previous
// versions of the OEMCrypto API v9-12) are handled by this class.
// |usage_entry| and |usage_entry_number| need to be saved in the license
// |usage_entry| and |usage_entry_number|s need to be saved in the license
// and usage info records by the caller.
class UsageTableHeader {
public:
// This methods instantiates or retrieves a usage table header singleton of
// appropriate security level as specified by the |crypto_session|
// object.
UsageTableHeader();
virtual ~UsageTableHeader() {}
// |crypto_session| is used to create or load a usage master table and
// not cached beyound this call.
static UsageTableHeader* GetInstance(FileSystem* file_system,
CryptoSession* crypto_session_);
virtual ~UsageTableHeader() {}
bool Init(CdmSecurityLevel security_level, CryptoSession* crypto_session);
// |persistent_license| false indicates usage info record
CdmResponseType AddEntry(CryptoSession* crypto_session,
@@ -53,56 +66,67 @@ class UsageTableHeader {
// The licenses or usage info records specified by |usage_entry_number|
// should not be in use by any open CryptoSession objects when calls
// to DeleteEntry and MoveEntry are made.
CdmResponseType DeleteEntry(uint32_t usage_entry_number);
CdmResponseType MoveEntry(uint32_t from_usage_entry_number,
const CdmUsageEntry& from_usage_entry,
uint32_t to_usage_entry_number);
CdmResponseType DeleteEntry(uint32_t usage_entry_number, DeviceFiles* handle,
metrics::MetricsGroup* metrics);
private:
UsageTableHeader(FileSystem* file_system, CryptoSession* crypto_session,
CdmSecurityLevel security_level);
CdmResponseType MoveEntry(uint32_t from /* usage entry number */,
const CdmUsageEntry& from_usage_entry,
uint32_t to /* usage entry number */,
DeviceFiles* handle,
metrics::MetricsGroup* metrics);
CdmResponseType GetEntry(uint32_t usage_entry_number,
CdmResponseType GetEntry(uint32_t usage_entry_number, DeviceFiles* handle,
CdmUsageEntry* usage_entry);
CdmResponseType StoreEntry(uint32_t usage_entry_number,
CdmResponseType StoreEntry(uint32_t usage_entry_number, DeviceFiles* handle,
const CdmUsageEntry& usage_entry);
bool DeleteLastEntry();
CdmResponseType Shrink(metrics::MetricsGroup* metrics,
uint32_t number_of_usage_entries_to_delete);
CdmResponseType UpgradeFromUsageTable();
// Indicates whether one of more license/usage records failed to be upgraded.
bool UpgradeLicensesFromUsageTable();
bool UpgradeUsageInfoFromUsageTable();
CdmResponseType UpgradeFromUsageTable(DeviceFiles* handle,
metrics::MetricsGroup* metrics);
bool UpgradeLicensesFromUsageTable(DeviceFiles* handle,
metrics::MetricsGroup* metrics);
bool UpgradeUsageInfoFromUsageTable(DeviceFiles* handle,
metrics::MetricsGroup* metrics);
virtual bool is_inited() { return is_inited_; }
SecurityLevel GetSecurityLevel() {
return security_level_ == kSecurityLevelL3 ? kLevel3 : kLevelDefault;
}
static UsageTableHeader* usage_table_header_l1_;
static UsageTableHeader* usage_table_header_l3_;
// This handle and file system is only to be used when accessing
// usage_table_header. Usage entries should use the file system provided
// by CdmSession.
scoped_ptr<DeviceFiles> file_handle_;
scoped_ptr<FileSystem> file_system_;
CdmSecurityLevel security_level_;
SecurityLevel requested_security_level_;
CdmUsageTableHeader usage_table_header_;
std::vector<CdmUsageEntryInfo> usage_entry_info_;
metrics::MetricsGroup metrics_;
metrics::TimerMetric life_span_;
// Lock to ensure that a single object is created for each security level
// and data member to represent whether an object has been correctly
// initialized.
bool is_inited_;
static Lock initialization_lock_;
// Synchonizes access to the Usage Table Header and bookkeeping
// data-structures
Lock usage_table_header_lock_;
// Test related declarations
friend class UsageTableHeaderTest;
// These setters are for testing only. Takes ownership of the pointers.
void SetDeviceFiles(DeviceFiles* device_files) {
file_handle_.reset(device_files);
}
void SetCryptoSession(CryptoSession* crypto_session) {
test_crypto_session_.reset(crypto_session);
}
// Test related data members
scoped_ptr<CryptoSession> test_crypto_session_;
CORE_DISALLOW_COPY_AND_ASSIGN(UsageTableHeader);
};

4
libwvdrmengine/cdm/core/include/wv_cdm_constants.h
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@@ -64,6 +64,10 @@ static const std::string QUERY_KEY_MAX_NUMBER_OF_SESSIONS =
"MaxNumberOfSessions";
static const std::string QUERY_KEY_OEMCRYPTO_API_VERSION =
"OemCryptoApiVersion";
static const std::string QUERY_KEY_CURRENT_SRM_VERSION = "CurrentSRMVersion";
static const std::string QUERY_KEY_SRM_UPDATE_SUPPORT = "SRMUpdateSupport";
// whether OEM supports SRM update
static const std::string QUERY_KEY_WVCDM_VERSION = "WidevineCdmVersion";
static const std::string QUERY_VALUE_TRUE = "True";
static const std::string QUERY_VALUE_FALSE = "False";

8
libwvdrmengine/cdm/core/include/wv_cdm_types.h
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@@ -407,13 +407,19 @@ enum CdmUsageSupportType {
enum CdmUsageEntryStorageType {
kStorageLicense,
kStorageUsageInfo,
kStorageUnknown,
kStorageTypeUnknown,
};
struct CdmUsageEntryInfo {
CdmUsageEntryStorageType storage_type;
CdmKeySetId key_set_id;
std::string usage_info_file_name;
bool operator==(const CdmUsageEntryInfo& other) const {
return storage_type == other.storage_type &&
key_set_id == other.key_set_id &&
(storage_type != kStorageUsageInfo ||
usage_info_file_name == other.usage_info_file_name);
}
};
class CdmKeyAllowedUsage {