widevine-partner/media_cas_proxy_sdk
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Media CAS Proxy SDK release: 1.5.5

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2019-05-17 19:59:23 +00:00
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protos/public/media_cas_license.proto
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////////////////////////////////////////////////////////////////////////////////
// Copyright 2018 Google LLC.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////
//
// Description:
// Definitions of the protocol buffer messages used in the Widevine license
// exchange protocol for Media CAS.
syntax = "proto2";
option java_package = "com.google.video.widevine.mediacaslicense";
import "protos/public/license_protocol.proto";
import "protos/public/license_server_sdk.proto";
import "protos/public/media_cas_encryption.proto";
package widevine;
message CasDrmLicenseRequest {
// The request payload. This is usually the HTTP Post body of a request.
// Required.
optional bytes payload = 1;
// The content provider whose proxy is sending this license request onto the
// Widevine license service. Required.
optional string provider_id = 2;
// An identifier supplied by a content provider, used to identify a piece of
// content and derive key IDs and content keys.
optional bytes content_id = 3;
// A ContentKeySpec identifies a content key by track type name. It also
// specifies the policy that should be used for this key.
// TODO(user): Consolidate this ContentKeySpec with
// ModularDrmLicenseRequest_ContentKeySpec. Both should include a common
// ContentKeySpec.
message ContentKeySpec {
optional License.KeyContainer.SecurityLevel security_level = 1;
optional License.KeyContainer.OutputProtection required_output_protection =
2;
optional License.KeyContainer.OutputProtection requested_output_protection =
3;
// Optionally specify even, odd or single slot for key rotation.
repeated CasEncryptionResponse.KeyInfo entitlement_keys = 4;
optional License.KeyContainer.KeyType key_type = 5;
}
repeated ContentKeySpec content_key_specs = 4;
// Policy for the entire license such as playback duration.
optional License.Policy policy = 5;
}
message CasDrmLicenseResponse {
enum Status {
UNKNOWN = 0;
OK = 1;
SIGNATURE_FAILED = 2;
INVALID_LICENSE_CHALLENGE = 3;
PROVIDER_ID_MISSING = 4;
INVALID_CONTENT_INFO = 5;
EMPTY_CONTENT_INFO = 6;
CONTENT_ID_MISMATCH = 7;
MISSING_CONTENT_ID = 8;
MALFORMED_REQUEST = 9;
INTERNAL_ERROR = 10;
}
optional Status status = 1;
optional string status_message = 2;
// Serialzed bytes for a CAS license.
// TODO(user): Until a CAS license protocol is defined, this field is a
// serialized License message defined in license_protocol.proto.
optional bytes license = 3;
// Actual SDK license status as defined in widevine/server/sdk/error.proto.
optional uint32 internal_status = 4;
// Indicates the type of message in the license response.
optional SignedMessage.MessageType message_type = 5;
// A subset of data from the Widevine PSSH.
message PsshData {
repeated bytes key_id = 1;
optional bytes content_id = 2;
}
message LicenseMetadata {
optional bytes content_id = 1;
repeated bytes key_id = 2;
}
optional PsshData pssh_data = 6;
optional SessionState session_state = 7;
optional string content_owner = 8;
optional string content_provider = 9;
optional LicenseMetadata license_metadata = 10;
}
message SignedCasDrmRequest {
optional bytes request = 1;
optional bytes signature = 2;
// Identifies the entity sending / signing the request. Required if signature
// is present.
optional string signer = 3;
// The IP Address of the portal that is forwarding the request from the
// original sender.
optional string client_ip_address = 4;
// The client software identifier, as used by HTTP.
optional string user_agent = 5;
optional string provider = 6;
}
message SignedCasDrmResponse {
optional bytes response = 1;
optional bytes signature = 2;
}