M7350/base/media/libdrm/mobile1/include/objmng/svc_drm.h
2024-09-09 08:52:07 +00:00

377 lines
14 KiB
C

/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __SVC_DRM_NEW_H__
#define __SVC_DRM_NEW_H__
#ifdef __cplusplus
extern "C" {
#endif
#include <drm_common_types.h>
/**
* Define the mime type of DRM data.
*/
#define TYPE_DRM_MESSAGE 0x48 /**< The mime type is "application/vnd.oma.drm.message" */
#define TYPE_DRM_CONTENT 0x49 /**< The mime type is "application/vnd.oma.drm.content" */
#define TYPE_DRM_RIGHTS_XML 0x4a /**< The mime type is "application/vnd.oma.drm.rights+xml" */
#define TYPE_DRM_RIGHTS_WBXML 0x4b /**< The mime type is "application/vnd.oma.drm.rights+wbxml" */
#define TYPE_DRM_UNKNOWN 0xff /**< The mime type is unknown */
/**
* Define the delivery methods.
*/
#define FORWARD_LOCK 1 /**< Forward_lock */
#define COMBINED_DELIVERY 2 /**< Combined delivery */
#define SEPARATE_DELIVERY 3 /**< Separate delivery */
#define SEPARATE_DELIVERY_FL 4 /**< Separate delivery but DCF is forward-lock */
/**
* Define the permissions.
*/
#define DRM_PERMISSION_PLAY 0x01 /**< Play */
#define DRM_PERMISSION_DISPLAY 0x02 /**< Display */
#define DRM_PERMISSION_EXECUTE 0x04 /**< Execute */
#define DRM_PERMISSION_PRINT 0x08 /**< Print */
#define DRM_PERMISSION_FORWARD 0x10 /**< Forward */
/**
* Define the constraints.
*/
#define DRM_NO_CONSTRAINT 0x80 /**< Indicate have no constraint, it can use freely */
#define DRM_END_TIME_CONSTRAINT 0x08 /**< Indicate have end time constraint */
#define DRM_INTERVAL_CONSTRAINT 0x04 /**< Indicate have interval constraint */
#define DRM_COUNT_CONSTRAINT 0x02 /**< Indicate have count constraint */
#define DRM_START_TIME_CONSTRAINT 0x01 /**< Indicate have start time constraint */
#define DRM_NO_PERMISSION 0x00 /**< Indicate no rights */
/**
* Define the return values for those interface.
*/
#define DRM_SUCCESS 0
#define DRM_FAILURE -1
#define DRM_MEDIA_EOF -2
#define DRM_RIGHTS_DATA_INVALID -3
#define DRM_MEDIA_DATA_INVALID -4
#define DRM_SESSION_NOT_OPENED -5
#define DRM_NO_RIGHTS -6
#define DRM_NOT_SD_METHOD -7
#define DRM_RIGHTS_PENDING -8
#define DRM_RIGHTS_EXPIRED -9
#define DRM_UNKNOWN_DATA_LEN -10
/**
* The input DRM data structure, include DM, DCF, DR, DRC.
*/
typedef struct _T_DRM_Input_Data {
/**
* The handle of the input DRM data.
*/
int32_t inputHandle;
/**
* The mime type of the DRM data, if the mime type set to unknown, DRM engine
* will try to scan the input data to confirm the mime type, but we must say that
* the scan and check of mime type is not strictly precise.
*/
int32_t mimeType;
/**
* The function to get input data length, this function should be implement by out module,
* and DRM engine will call-back it.
*
* \param inputHandle The handle of the DRM data.
*
* \return
* -A positive integer indicate the length of input data.
* -0, if some error occurred.
*/
int32_t (*getInputDataLength)(int32_t inputHandle);
/**
* The function to read the input data, this function should be implement by out module,
* and DRM engine will call-back it.
*
* \param inputHandle The handle of the DRM data.
* \param buf The buffer mallocced by DRM engine to save the data.
* \param bufLen The length of the buffer.
*
* \return
* -A positive integer indicate the actually length of byte has been read.
* -0, if some error occurred.
* -(-1), if reach to the end of the data.
*/
int32_t (*readInputData)(int32_t inputHandle, uint8_t* buf, int32_t bufLen);
/**
* The function to seek the current file pointer, this function should be implement by out module,
* and DRM engine will call-back it.
*
* \param inputHandle The handle of the DRM data.
* \param offset The offset from the start position to be seek.
*
* \return
* -0, if seek operation success.
* -(-1), if seek operation fail.
*/
int32_t (*seekInputData)(int32_t inputHandle, int32_t offset);
} T_DRM_Input_Data;
/**
* The constraint structure.
*/
typedef struct _T_DRM_Constraint_Info {
uint8_t indicator; /**< Whether there is a right */
uint8_t unUsed[3];
int32_t count; /**< The constraint of count */
int32_t startDate; /**< The constraint of start date */
int32_t startTime; /**< The constraint of start time */
int32_t endDate; /**< The constraint of end date */
int32_t endTime; /**< The constraint of end time */
int32_t intervalDate; /**< The constraint of interval date */
int32_t intervalTime; /**< The constraint of interval time */
} T_DRM_Constraint_Info;
/**
* The rights permission and constraint information structure.
*/
typedef struct _T_DRM_Rights_Info {
uint8_t roId[256]; /**< The unique id for a specially rights object */
T_DRM_Constraint_Info playRights; /**< Constraint of play */
T_DRM_Constraint_Info displayRights; /**< Constraint of display */
T_DRM_Constraint_Info executeRights; /**< Constraint of execute */
T_DRM_Constraint_Info printRights; /**< Constraint of print */
} T_DRM_Rights_Info;
/**
* The list node of the Rights information structure.
*/
typedef struct _T_DRM_Rights_Info_Node {
T_DRM_Rights_Info roInfo;
struct _T_DRM_Rights_Info_Node *next;
} T_DRM_Rights_Info_Node;
/**
* Install a rights object to DRM engine, include the rights in Combined Delivery cases.
* Because all the rights object is managed by DRM engine, so every incoming rights object
* must be install to the engine first, or the DRM engine will not recognize it.
*
* \param data The rights object data or Combined Delivery case data.
* \param pRightsInfo The structure to save this rights information.
*
* \return
* -DRM_SUCCESS, when install successfully.
* -DRM_RIGHTS_DATA_INVALID, when the input rights data is invalid.
* -DRM_FAILURE, when some other error occur.
*/
int32_t SVC_drm_installRights(T_DRM_Input_Data data, T_DRM_Rights_Info* pRightsInfo);
/**
* Open a session for a special DRM object, it will parse the input DRM data, and then user
* can try to get information for this DRM object, or try to use it if the rights is valid.
*
* \param data The DRM object data, DM or DCF.
*
* \return
* -A handle for this opened DRM object session.
* -DRM_MEDIA_DATA_INVALID, when the input DRM object data is invalid.
* -DRM_FAILURE, when some other error occurred.
*/
int32_t SVC_drm_openSession(T_DRM_Input_Data data);
/**
* Get the delivery method of the DRM object.
*
* \param session The handle for this DRM object session.
*
* \return
* -The delivery method of this DRM object, include: FORWARD_LOCK, COMBINED_DELIVERY, SEPARATE_DELIVERY, SEPARATE_DELIVERY_FL.
* -DRM_FAILURE, when some other error occurred.
*/
int32_t SVC_drm_getDeliveryMethod(int32_t session);
/**
* Get DRM object media object content type.
*
* \param session The handle for this DRM object session.
* \param mediaType The buffer to save the media type string, 64 bytes is enough.
*
* \return
* -DRM_SUCCESS, when get the media object content type successfully.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_getContentType(int32_t session, uint8_t* mediaType);
/**
* Check whether a specific DRM object has the specific permission rights or not.
*
* \param session The handle for this DRM object session.
* \param permission Specify the permission to be checked.
*
* \return
* -DRM_SUCCESS, when it has the rights for the permission.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NO_RIGHTS, when it has no rights.
* -DRM_RIGHTS_PENDING, when it has the rights, but currently it is pending.
* -DRM_RIGHTS_EXPIRED, when the rights has expired.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_checkRights(int32_t session, int32_t permission);
/**
* Consume the rights when try to use the DRM object.
*
* \param session The handle for this DRM object session.
* \param permission Specify the permission to be checked.
*
* \return
* -DRM_SUCCESS, when consume rights successfully.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NO_RIGHTS, when it has no rights.
* -DRM_RIGHTS_PENDING, when it has the rights, but currently it is pending.
* -DRM_RIGHTS_EXPIRED, when the rights has expired.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_consumeRights(int32_t session, int32_t permission);
/**
* Get DRM media object content data length.
*
* \param session The handle for this DRM object session.
*
* \return
* -A positive integer indicate the length of the media object content data.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NO_RIGHTS, when the rights object is not existed.
* -DRM_UNKNOWN_DATA_LEN, when DRM object media data length is unknown in case of DCF has no rights.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_getContentLength(int32_t session);
/**
* Get DRM media object content data. Support get the data piece by piece if the content is too large.
*
* \param session The handle for this DRM object session.
* \param offset The offset to start to get content.
* \param mediaBuf The buffer to save media object data.
* \param mediaBufLen The length of the buffer.
*
* \return
* -A positive integer indicate the actually length of the data has been got.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NO_RIGHTS, when the rights object is not existed.
* -DRM_MEDIA_EOF, when reach to the end of the media data.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_getContent(int32_t session, int32_t offset, uint8_t* mediaBuf, int32_t mediaBufLen);
/**
* Get the rights issuer address, this interface is specially for Separate Delivery method.
*
* \param session The handle for this DRM object session.
* \param rightsIssuer The buffer to save rights issuer, 256 bytes are enough.
*
* \return
* -DRM_SUCCESS, when get the rights issuer successfully.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NOT_SD_METHOD, when it is not a Separate Delivery DRM object.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_getRightsIssuer(int32_t session, uint8_t* rightsIssuer);
/**
* Get DRM object constraint informations.
*
* \param session The handle for this DRM object session.
* \param rights The structue to save the rights object information.
*
* \return
* -DRM_SUCCESS, when get the rights information successfully.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_NO_RIGHTS, when this DRM object has not rights.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_getRightsInfo(int32_t session, T_DRM_Rights_Info* rights);
/**
* Close the opened session, after closed, the handle become invalid.
*
* \param session The handle for this DRM object session.
*
* \return
* -DRM_SUCCESS, when close operation success.
* -DRM_SESSION_NOT_OPENED, when the session is not opened or has been closed.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_closeSession(int32_t session);
/**
* Check and update the given rights according the given permission.
*
* \param contentID The unique id of the rights object.
* \param permission The permission to be updated.
*
* \return
* -DRM_SUCCESS, when update operation success.
* -DRM_NO_RIGHTS, when it has no rights.
* -DRM_RIGHTS_PENDING, when it has the rights, but currently it is pending.
* -DRM_RIGHTS_EXPIRED, when the rights has expired.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_updateRights(uint8_t* contentID, int32_t permission);
/**
* Scan all the rights object in current DRM engine, and get all their information.
*
* \param ppRightsInfo The pointer to the list structure to save rights info.
*
* \return
* -DRM_SUCCESS, when get information successfully.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_viewAllRights(T_DRM_Rights_Info_Node **ppRightsInfo);
/**
* Free the allocated memory when call "SVC_drm_viewAllRights".
*
* \param pRightsHeader The header pointer of the list to be free.
*
* \return
* -DRM_SUCCESS, when free operation successfully.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_freeRightsInfoList(T_DRM_Rights_Info_Node *pRightsHeader);
/**
* Delete a specify rights.
*
* \param roId The unique id of the rights.
*
* \return
* -DRM_SUCCESS, when free operation successfully.
* -DRM_NO_RIGHTS, when there is not this rights object.
* -DRM_FAILURE, when some other error occured.
*/
int32_t SVC_drm_deleteRights(uint8_t* roId);
#ifdef __cplusplus
}
#endif
#endif /* __SVC_DRM_NEW_H__ */