// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// License Agreement.

#ifndef CAS_EVENTS_H
#define CAS_EVENTS_H

#define PROVISIONING_EVENT_START 1000
#define LICENSING_EVENT_START 2000
#define CAS_SESSION_EVENT_START 3000
#define CAS_QUERY_EVENT_START 4000
#define CAS_ERROR_EVENT_START 5000
#define CAS_PARENTAL_CONTROL_EVENT_START 6000
#define CAS_FINGERPRINTING_EVENT_START 6100
#define CAS_SERVICE_BLOCKING_EVENT_START 6200
#define CAS_TEST_EVENT_START 10000

typedef enum {
  UNKNOWN = 0,

  INDIVIDUALIZATION_REQUEST = PROVISIONING_EVENT_START,
  INDIVIDUALIZATION_RESPONSE,
  INDIVIDUALIZATION_COMPLETE,

  LICENSE_REQUEST = LICENSING_EVENT_START,
  LICENSE_RESPONSE,
  CAS_ERROR_DEPRECATED,
  LICENSE_RENEWAL_REQUEST,
  LICENSE_RENEWAL_RESPONSE,
  LICENSE_RENEWAL_URL,
  LICENSE_CAS_READY,
  LICENSE_CAS_RENEWAL_READY,
  LICENSE_REMOVAL,
  LICENSE_REMOVED,
  ASSIGN_LICENSE_ID,
  LICENSE_ID_ASSIGNED,
  LICENSE_NEW_EXPIRY_TIME,
  MULTI_CONTENT_LICENSE_INFO,
  GROUP_LICENSE_INFO,
  LICENSE_ENTITLEMENT_PERIOD_UPDATE_REQUEST,
  LICENSE_ENTITLEMENT_PERIOD_UPDATE_RESPONSE,
  LICENSE_ENTITLEMENT_PERIOD_UPDATED,

  // TODO(jfore): Evaluate removing this event in favor of return status codes
  // from
  // frameworks/av/media/libstagefright/include/media/stagefright/MediaErrors.h
  CAS_ERROR = CAS_ERROR_EVENT_START,

  CAS_SESSION_ID = CAS_SESSION_EVENT_START,
  SET_CAS_SOC_ID,
  SET_CAS_SOC_DATA,

  UNIQUE_ID = CAS_QUERY_EVENT_START,
  QUERY_UNIQUE_ID,
  WV_CAS_PLUGIN_VERSION,
  QUERY_WV_CAS_PLUGIN_VERSION,

  SET_PARENTAL_CONTROL_AGE = CAS_PARENTAL_CONTROL_EVENT_START,
  DEPRECATED_PARENTAL_CONTROL_AGE_UPDATED,
  ACCESS_DENIED_BY_PARENTAL_CONTROL,
  AGE_RESTRICTION_UPDATED,

  // The content of FINGERPRINTING_INFO events follows TLV (Type (1 byte) -
  // Length (2 bytes) - Value) format. See FingerprintingFieldType for possible
  // types. A FINGERPRINTING_INFO event contains {one or more CHANNEL, one
  // CONTROL}.
  FINGERPRINTING_INFO = CAS_FINGERPRINTING_EVENT_START,
  // Fingerprinting control info for a session. The content of the event follows
  // TLV (Type (1 byte) - Length (2 bytes) - Value) format. See
  // SessionFingerprintingFieldType for possible types. It will contain {one
  // FINGERPRINTING_CONTROL}.
  SESSION_FINGERPRINTING_INFO,

  // The content of SERVICE_BLOCKING_INFO events follows TLV (Type (1 byte) -
  // Length (2 bytes) - Value) format. See ServiceBlockingFieldType for possible
  // types. A SERVICE_BLOCKING_INFO event contains {one or more CHANNEL, one or
  // more DEVICE_GROUP, zero or one START_TIME_SECONDS, one END_TIME_SECONDS}.
  SERVICE_BLOCKING_INFO = CAS_SERVICE_BLOCKING_EVENT_START,
  // Service blocking device group for a session. The content of the event
  // follows TLV (Type (1 byte) - Length (2 bytes) - Value) format. See
  // SessionServiceBlockingFieldType for possible types. It will contain {one or
  // more SERVICE_BLOCKING_DEVICE_GROUP}.
  SESSION_SERVICE_BLOCKING_INFO,

  TEST_FOR_ECHO =
      CAS_TEST_EVENT_START,  // Request an ECHO response to test events passing.
  ECHO,                      // Respond to TEST_FOR_ECHO.
} CasEventId;

// Types used inside an FINGERPRINTING_INFO event.
typedef enum {
  FINGERPRINTING_CHANNEL = 0,
  FINGERPRINTING_CONTROL,
} FingerprintingFieldType;

// Types used inside an SERVICE_BLOCKING_INFO event.
typedef enum {
  SERVICE_BLOCKING_CHANNEL = 0,
  SERVICE_BLOCKING_DEVICE_GROUP,
  // Epoch time in seconds. Missing of this field or a value of 0 means
  // immediate start.
  SERVICE_BLOCKING_START_TIME_SECONDS,
  SERVICE_BLOCKING_END_TIME_SECONDS,  // Epoch time in seconds.
} ServiceBlockingFieldType;

// Types used inside an SESSION_FINGERPRINTING_CONTROL event.
typedef enum {
  SESSION_FINGERPRINTING_CONTROL = 0,
} SessionFingerprintingFieldType;

// Types used inside an SESSION_SERVICE_BLOCKING_GROUPS event.
typedef enum {
  SESSION_SERVICE_BLOCKING_DEVICE_GROUP = 0,
} SessionServiceBlockingFieldType;

// Types used inside a MULTI_CONTENT_LICENSE_INFO event.
typedef enum {
  MULTI_CONTENT_LICENSE_ID = 0,
  MULTI_CONTENT_LICENSE_CONTENT_ID,
} MultiContentLicenseFieldType;

// Types used inside a GROUP_LICENSE_INFO event.
typedef enum {
  GROUP_LICENSE_ID = 0,
  GROUP_LICENSE_GROUP_ID,
} GroupLicenseFieldType;

#endif  // CAS_EVENTS_H