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Merge "Query analog output capabilities."

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This commit is contained in:
Alex Dale
2020-10-19 23:01:32 +00:00
committed by Android (Google) Code Review
parent cc715b479d fb847c4704
commit 471e8c900d
7 changed files with 86 additions and 5 deletions
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16
libwvdrmengine/cdm/core/include/wv_cdm_constants.h
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@@ -48,7 +48,14 @@ static const char KEY_SET_ID_PREFIX[] = "ksid";
static const char KEY_SYSTEM[] = "com.widevine";
static const char ATSC_APP_PACKAGE_NAME[] = "org.atsc";
// define query keys, values here
// Define query keys, values here.
// To expose these query items to Android update:
// android/mediadrm/src/WVDrmPlugin.cpp
// android/mediadrm/src_hidl/WVDrmPlugin.cpp
// Update test QueryStatus and QueryStatusL3 test for all possible outputs:
// android/cdm/test/request_license_test.cpp
// Update HIDL debug output:
// android/src_hidl/WVDrmFactory.cpp
static const std::string QUERY_KEY_LICENSE_TYPE =
"LicenseType"; // "Streaming", "Offline"
static const std::string QUERY_KEY_PLAY_ALLOWED =
@@ -96,10 +103,16 @@ static const std::string QUERY_KEY_MAX_USAGE_TABLE_ENTRIES =
"MaxNumberOfUsageTableEntries";
static const std::string QUERY_KEY_OEMCRYPTO_API_MINOR_VERSION =
"OemCryptoApiMinorVersion";
static const std::string QUERY_KEY_ANALOG_OUTPUT_CAPABILITIES =
"AnalogOutputCapabilities";
static const std::string QUERY_KEY_CAN_DISABLE_ANALOG_OUTPUT =
"CanDisableAnalogOutput";
static const std::string QUERY_VALUE_TRUE = "True";
static const std::string QUERY_VALUE_FALSE = "False";
static const std::string QUERY_VALUE_NONE = "None";
static const std::string QUERY_VALUE_SUPPORTED = "Supported";
static const std::string QUERY_VALUE_UNKNOWN = "Unknown";
static const std::string QUERY_VALUE_STREAMING = "Streaming";
static const std::string QUERY_VALUE_OFFLINE = "Offline";
static const std::string QUERY_VALUE_SECURITY_LEVEL_L1 = "L1";
@@ -118,6 +131,7 @@ static const std::string QUERY_VALUE_HDCP_LEVEL_UNKNOWN = "HDCP-LevelUnknown";
static const std::string QUERY_VALUE_DRM_CERTIFICATE = "DrmCertificate";
static const std::string QUERY_VALUE_KEYBOX = "Keybox";
static const std::string QUERY_VALUE_OEM_CERTIFICATE = "OEMCertificate";
static const std::string QUERY_VALUE_CGMS_A = "CGMS-A";
static const std::string ISO_BMFF_VIDEO_MIME_TYPE = "video/mp4";
static const std::string ISO_BMFF_AUDIO_MIME_TYPE = "audio/mp4";

26
libwvdrmengine/cdm/core/src/cdm_engine.cpp
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@@ -720,6 +720,32 @@ CdmResponseType CdmEngine::QueryStatus(SecurityLevel security_level,
*query_response = std::to_string(api_minor_version);
return NO_ERROR;
} else if (query_token == QUERY_KEY_ANALOG_OUTPUT_CAPABILITIES) {
bool supported = false, can_disable = false, cgms_a = false;
if (crypto_session->GetAnalogOutputCapabilities(&supported, &can_disable,
&cgms_a)) {
if (supported) {
if (cgms_a) {
*query_response = QUERY_VALUE_CGMS_A;
} else {
*query_response = QUERY_VALUE_SUPPORTED;
}
} else {
*query_response = QUERY_VALUE_NONE;
}
} else {
*query_response = QUERY_VALUE_UNKNOWN;
}
return NO_ERROR;
} else if (query_token == QUERY_KEY_CAN_DISABLE_ANALOG_OUTPUT) {
bool supported = false, can_disable = false, cgms_a = false;
if (crypto_session->GetAnalogOutputCapabilities(&supported, &can_disable,
&cgms_a)) {
*query_response = can_disable ? QUERY_VALUE_TRUE : QUERY_VALUE_FALSE;
} else {
*query_response = QUERY_VALUE_UNKNOWN;
}
return NO_ERROR;
}
M_TIME(status = crypto_session->Open(security_level),

6
libwvdrmengine/cdm/core/src/crypto_session.cpp
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@@ -2648,9 +2648,9 @@ bool CryptoSession::GetAnalogOutputCapabilities(bool* can_support_output,
bool* can_disable_output,
bool* can_support_cgms_a) {
LOGV("Getting analog output capabilities: id = %u", oec_session_id_);
uint32_t flags;
WithOecReadLock("GetAnalogOutputCapabilities", [&] {
flags = OEMCrypto_GetAnalogOutputFlags(requested_security_level_);
RETURN_IF_UNINITIALIZED(false);
const uint32_t flags = WithOecReadLock("GetAnalogOutputCapabilities", [&] {
return OEMCrypto_GetAnalogOutputFlags(requested_security_level_);
});
if ((flags & OEMCrypto_Unknown_Analog_Output) != 0) return false;