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/*
* Copyright (C) 2014 Intel Corporation. All rights reserved.
*
* 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.
*/
/**
* @file drm_pr_api.h
* @brief Header file for Playready DRM API
*/
#ifndef __DRM_PR_API_H__
#define __DRM_PR_API_H__
/*!
* Defines
*/
#define PR_CLEAR_CONTENT_FLAG (1)
#define DRM_SECURE_CLOCK_FLAG_RESET (1)
/*!
* Structs
*/
/*
* This structure is used to provide necessary information for PlayReady video
* ciphertext decryption.
*
* The members are:
*
* iv - AES initialization vector.
* input_ciphertext_size - Input ciphertext data size in bytes.
* p_input_ciphertext - Pointer to the input ciphertext data.
*/
struct pr_drm_video_cipher
{
uint32_t key_index;
uint32_t key_type;
uint64_t iv;
uint64_t byte_offset;
uint32_t input_ciphertext_size;
uint8_t *p_input_ciphertext;
uint8_t flags;
uint8_t *p_output_enc_ciphertext;
uint32_t output_ciphertext_size;
};
struct drm_nalu_headers
{
uint32_t frame_size;
uint32_t parse_size;
uint8_t *p_enc_ciphertext;
uint32_t hdrs_buf_len;
uint8_t *p_hdrs_buf;
};
struct pr_av_secure_input_data_buffer
{
uint32_t session_id;
uint32_t size;
uint8_t *data;
uint32_t clear;
};
/*
* Map to Oem_Hal_AllocateRegister
*/
uint32_t drm_pr_allocate_register(uint32_t key_type,
uint32_t *key_reg_index);
/*
* Map to Oem_Hal_FreeRegister
*/
uint32_t drm_pr_free_register(uint32_t key_type,
uint32_t key_reg_index);
/*
* Map to Oem_Hal_RegisterCount
*/
uint32_t drm_pr_register_count(uint32_t key_type,
uint32_t *total_regs,
uint32_t *allocated_regs);
/*
* Map to Oem_Hal_GetPreloadedIndex
*/
uint32_t drm_pr_get_preloaded_index(uint32_t key_type,
uint8_t *key_id,
uint32_t key_id_len,
uint32_t *key_index);
/*
* Map to Oem_Hal_Initialize
*/
uint32_t drm_pr_initialize(void);
/*
* Map to Oem_Hal_Deinitialize
*/
uint32_t drm_pr_deinitialize(void);
/*
* Map to Oem_Hal_VerifyMessageSignature
*/
uint32_t drm_pr_verify_message_signature(uint8_t *msg,
uint32_t msg_len,
const uint8_t *signature,
uint32_t signature_len,
uint32_t hash_type,
uint32_t signature_scheme,
uint32_t integrity_key_index);
/*
* Map to Oem_Hal_CreateMessageSignature
*/
uint32_t drm_pr_create_message_signature(uint8_t *msg,
uint32_t msg_len,
uint8_t *signature,
uint32_t *signature_len,
uint32_t hash_type,
uint32_t signature_scheme,
uint32_t key_type,
uint32_t integrity_key_index);
/*
* Map to Oem_Hal_VerifyOMAC1Signature
*/
uint32_t drm_pr_verify_omac1_signature(uint8_t *msg,
uint32_t msg_len,
uint8_t *signature,
uint32_t signature_len,
uint32_t key_type,
uint32_t index_key);
/*
* Map to Oem_Hal_CreateOMAC1Signature
*/
uint32_t drm_pr_create_omac1_signature(uint8_t *msg,
uint32_t msg_len,
uint8_t *signature,
uint32_t *signature_len,
uint32_t key_type,
uint32_t index_key);
/*
* Map to Oem_Hal_UnwrapKey
*/
uint32_t drm_pr_unwrap_get_keydata_type(uint32_t key_type,
uint32_t key_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint32_t *key_data_type);
uint32_t drm_pr_unwrap_encrypted_key(uint32_t key_type,
uint32_t key_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint8_t *encryption_key_info,
uint32_t key_info_size,
uint8_t *encrypted_key_data,
uint32_t key_data_size);
uint32_t drm_pr_unwrap_xmr_license(uint32_t key_type,
uint32_t key_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint8_t *xmr_license,
uint32_t xmr_license_size,
uint8_t xmr_ignore_cksum,
uint8_t bb_ignore_cksum,
uint8_t *bb_cksum_data,
uint32_t bb_cksum_data_size,
uint8_t *bb_kid,
uint8_t bb_kid_size,
uint8_t *bb_v1_kid,
uint32_t bb_v1_kid_size);
uint32_t drm_pr_unwrap_key(uint32_t unwrap_key_type,
uint32_t unwrap_key_reg_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint8_t *wrapped_key_data,
uint32_t wrapped_key_data_len,
const uint8_t *param_data,
uint32_t param_data_len);
/*
* Map to Oem_Hal_WrapKey
*/
uint32_t drm_pr_wrap_get_encryption_type(uint32_t key_type,
uint32_t key_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint32_t *encryption_type);
uint32_t drm_pr_wrap_encrypted_key(uint32_t key_type,
uint32_t key_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_index,
uint8_t *encryption_key_info,
uint32_t key_info_size,
uint8_t *encrypted_key_data,
uint32_t encrypted_key_data_size);
uint32_t drm_pr_wrap_key(uint32_t wrap_key_type,
uint32_t wrap_key_reg_index,
uint32_t wrapping_key_type,
uint32_t wrapping_key_reg_index,
uint8_t *wrapped_key,
uint32_t *wrapped_key_len);
/*
* Map to Oem_Hal_GenerateKey
*/
uint32_t drm_pr_generate_key(uint32_t key_type,
uint32_t key_reg_index,
uint32_t security_level);
/*
* Map to Oem_Hal_LoadPlayReadyRevocationInfo
*/
uint32_t drm_pr_load_revoc_info(uint8_t *revoc_info,
uint32_t revoc_info_len,
uint32_t sign_key_reg_index);
/*
* Map to Oem_Hal_LoadPlayReadyCrl
*/
uint32_t drm_pr_load_crl(uint8_t *crl,
uint32_t crl_len,
uint32_t sign_key_reg_index);
/*
* Map to Oem_Hal_DecryptContentOpaque
*/
uint32_t drm_pr_decrypt_content_opaque(void *in_buffer,
void *out_buffer,
uint32_t data_len,
uint32_t key_type,
uint32_t key_index,
uint64_t iv,
uint64_t byte_offset);
uint32_t drm_pr_decrypt_content(uint8_t *out_buffer,
uint32_t data_len,
uint32_t key_type,
uint32_t key_index,
uint64_t iv,
uint64_t byte_offset);
/*!
*@brief Create a PlayReady session
*
*/
uint32_t drm_pr_create_session(uint32_t *session_id);
/*!
*@brief Returns NALU header
*
*/
uint32_t drm_pr_return_naluheaders(uint32_t session_id,
struct drm_nalu_headers *nalu_info);
/*!
*@brief Returns SRTC time
*
*/
uint32_t drm_pr_get_srtc_time(uint32_t *time,
uint32_t *flags);
#endif
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