Members

static,readonly DASC.exports.DASDRMSchemeString

Enum for DAS drm scheme.

Properties:

Name	Type	Default	Description
WIDEVINE	String	Widevine	Widevine DRM
PLAYREADY	String	Playready	PlayReady DRM
FAIRPLAY	String	Fairplay	FairPlay DRM
CONNECTDRM	String	Connect	Connect DRM
TVKEY	String	TVKey	TVKey DRM

Methods

staticDASC.close(){Promise.<number>}

Close the DAS Session to release the allocated resources.

Returns:

Type	Description
Promise.<number>	A promise with number to indicate close success(0)/failure.

staticDASC.decrypt(inputBuffer, keyid, iv){Promise.<ResponseData>}

Decrypt the input data with key of the session and return the output data and status.

Name	Type	Description
inputBuffer	String	The input raw data for encryption.
keyid	String	The key id used for crypto operations.
iv	String	The initial vectore used for data encryption.

Returns:

Type	Description
Promise.<ResponseData>	A promise with the decrypted data.

staticDASC.encrypt(inputBuffer, keyid, iv){Promise.<ResponseData>}

Encrypt the input data with key of the session.

Name	Type	Description
inputBuffer	String	The input raw data for encryption.
keyid	String	The key id used for crypto operations.
iv	String	The initial vectore used for data encryption.

Returns:

Type	Description
Promise.<ResponseData>	A promise with encrypted data.

staticDASC.getDeviceAuthenticationData(){Promise.<ResponseData>}

Get the device authentication data which is used for device authentication and key exchange.

Returns:

Type	Description
Promise.<ResponseData>	A promise with response object number, string representing status and authentication data.

staticDASC.importlicense(license){Promise.<number>}

Import license to device for DAS session.

Name	Type	Description
license	String	The license data parsed from server key exchange response.

Returns:

Type	Description
Promise.<number>	A promise with number to indicate import success(0)/failure.

staticDASC.open(operatorData, drmScheme){Promise.<number>}

Open DAS session.

Name	Type	Description
operatorData	String	The certificate used for device authentication and key exchange.
drmScheme	String	The DRM scheme preferred for DAS.

Returns:

Type	Description
Promise.<number>	A promise with number to indicate open success(0)/failure(1).

staticDASC.sign(inputBuffer, keyid){Promise.<ResponseData>}

Sign the data using the key of the session and return the signature and status.

Name	Type	Description
inputBuffer	String	The input raw data for signing
keyid	String	The key id used for crypto operations.

Returns:

Type	Description
Promise.<ResponseData>	A promise with generated signature.

staticDASC.verify(inputBuffer, signature, keyid){Promise.<number>}

Verify the signature of the data using the key of the session and return the status.

Name	Type	Description
inputBuffer	String	The input raw data for signature verification.
signature	String	The signature of the data for verifying.
keyid	String	The key id used for crypto operations.

Returns:

Type	Description
Promise.<number>	A promise with verify status

Type Definitions

DASC.ResponseData

Properties:

Name	Type	Description
status	number	Status
data	string	Data