1aff209f91
bug: 8621460 Merge of https://widevine-internal-review.googlesource.com/#/c/4955/ from Widevine CDM repository. Change-Id: I30cf4314283db51c8e706c026501784259c87c13
161 lines
8.4 KiB
C++
161 lines
8.4 KiB
C++
/*********************************************************************
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* OEMCryptoCENC.h
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*
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* (c) Copyright 2013 Google, Inc.
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*
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* Reference APIs needed to support Widevine's crypto algorithms.
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*********************************************************************/
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#ifndef LEVEL3_OEMCRYPTO_H_
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#define LEVEL3_OEMCRYPTO_H_
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#include<stddef.h>
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#include<stdint.h>
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#include "OEMCryptoCENC.h"
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namespace wvoec_level3 {
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#define Level3_Initialize _lcc01
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#define Level3_Terminate _lcc02
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#define Level3_InstallKeybox _lcc03
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#define Level3_GetKeyData _lcc04
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#define Level3_IsKeyboxValid _lcc05
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#define Level3_GetRandom _lcc06
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#define Level3_GetDeviceID _lcc07
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#define Level3_WrapKeybox _lcc08
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#define Level3_OpenSession _lcc09
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#define Level3_CloseSession _lcc10
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#define Level3_DecryptCTR _lcc11
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#define Level3_GenerateDerivedKeys _lcc12
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#define Level3_GenerateSignature _lcc13
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#define Level3_GenerateNonce _lcc14
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#define Level3_LoadKeys _lcc15
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#define Level3_RefreshKeys _lcc16
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#define Level3_SelectKey _lcc17
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#define Level3_RewrapDeviceRSAKey _lcc18
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#define Level3_LoadDeviceRSAKey _lcc19
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#define Level3_GenerateRSASignature _lcc20
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#define Level3_DeriveKeysFromSessionKey _lcc21
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#define Level3_APIVersion _lcc22
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#define Level3_SecurityLevel _lcc23
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#define Level3_Generic_Encrypt _lcc24
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#define Level3_Generic_Decrypt _lcc25
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#define Level3_Generic_Sign _lcc26
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#define Level3_Generic_Verify _lcc27
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extern "C" {
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OEMCryptoResult Level3_Initialize(void);
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OEMCryptoResult Level3_Terminate(void);
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OEMCryptoResult Level3_OpenSession(OEMCrypto_SESSION *session);
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OEMCryptoResult Level3_CloseSession(OEMCrypto_SESSION session);
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OEMCryptoResult Level3_GenerateDerivedKeys(OEMCrypto_SESSION session,
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const uint8_t *mac_key_context,
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uint32_t mac_key_context_length,
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const uint8_t *enc_key_context,
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uint32_t enc_key_context_length);
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OEMCryptoResult Level3_GenerateNonce(OEMCrypto_SESSION session,
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uint32_t* nonce);
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OEMCryptoResult Level3_GenerateSignature(OEMCrypto_SESSION session,
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const uint8_t* message,
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size_t message_length,
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uint8_t* signature,
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size_t* signature_length);
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OEMCryptoResult Level3_LoadKeys(OEMCrypto_SESSION session,
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const uint8_t* message,
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size_t message_length,
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const uint8_t* signature,
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size_t signature_length,
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const uint8_t* enc_mac_key_iv,
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const uint8_t* enc_mac_key,
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size_t num_keys,
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const OEMCrypto_KeyObject* key_array);
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OEMCryptoResult Level3_RefreshKeys(OEMCrypto_SESSION session,
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const uint8_t* message,
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size_t message_length,
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const uint8_t* signature,
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size_t signature_length,
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size_t num_keys,
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const OEMCrypto_KeyRefreshObject* key_array);
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OEMCryptoResult Level3_SelectKey(const OEMCrypto_SESSION session,
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const uint8_t* key_id,
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size_t key_id_length);
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OEMCryptoResult Level3_DecryptCTR(OEMCrypto_SESSION session,
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const uint8_t *data_addr,
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size_t data_length,
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bool is_encrypted,
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const uint8_t *iv,
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size_t block_offset,
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const OEMCrypto_DestBufferDesc* out_buffer,
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uint8_t subsample_flags);
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OEMCryptoResult Level3_InstallKeybox(const uint8_t *keybox,
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size_t keyBoxLength);
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OEMCryptoResult Level3_IsKeyboxValid(void);
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OEMCryptoResult Level3_GetDeviceID(uint8_t* deviceID,
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size_t *idLength);
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OEMCryptoResult Level3_GetKeyData(uint8_t* keyData,
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size_t *keyDataLength);
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OEMCryptoResult Level3_GetRandom(uint8_t* randomData,
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size_t dataLength);
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OEMCryptoResult Level3_WrapKeybox(const uint8_t *keybox,
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size_t keyBoxLength,
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uint8_t *wrappedKeybox,
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size_t *wrappedKeyBoxLength,
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const uint8_t *transportKey,
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size_t transportKeyLength);
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OEMCryptoResult Level3_RewrapDeviceRSAKey(OEMCrypto_SESSION session,
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const uint8_t* message,
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size_t message_length,
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const uint8_t* signature,
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size_t signature_length,
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const uint32_t *nonce,
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const uint8_t* enc_rsa_key,
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size_t enc_rsa_key_length,
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const uint8_t* enc_rsa_key_iv,
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uint8_t* wrapped_rsa_key,
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size_t *wrapped_rsa_key_length);
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OEMCryptoResult Level3_LoadDeviceRSAKey(OEMCrypto_SESSION session,
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const uint8_t* wrapped_rsa_key,
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size_t wrapped_rsa_key_length);
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OEMCryptoResult Level3_GenerateRSASignature(OEMCrypto_SESSION session,
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const uint8_t* message,
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size_t message_length,
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uint8_t* signature,
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size_t *signature_length);
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OEMCryptoResult Level3_DeriveKeysFromSessionKey(OEMCrypto_SESSION session,
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const uint8_t* enc_session_key,
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size_t enc_session_key_length,
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const uint8_t *mac_key_context,
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size_t mac_key_context_length,
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const uint8_t *enc_key_context,
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size_t enc_key_context_length);
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OEMCryptoResult Level3_Generic_Encrypt(OEMCrypto_SESSION session,
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const uint8_t* in_buffer,
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size_t buffer_length,
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const uint8_t* iv,
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OEMCrypto_Algorithm algorithm,
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uint8_t* out_buffer);
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OEMCryptoResult Level3_Generic_Decrypt(OEMCrypto_SESSION session,
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const uint8_t* in_buffer,
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size_t buffer_length,
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const uint8_t* iv,
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OEMCrypto_Algorithm algorithm,
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uint8_t* out_buffer);
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OEMCryptoResult Level3_Generic_Sign(OEMCrypto_SESSION session,
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const uint8_t* in_buffer,
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size_t buffer_length,
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OEMCrypto_Algorithm algorithm,
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uint8_t* signature,
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size_t* signature_length);
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OEMCryptoResult Level3_Generic_Verify(OEMCrypto_SESSION session,
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const uint8_t* in_buffer,
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size_t buffer_length,
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OEMCrypto_Algorithm algorithm,
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const uint8_t* signature,
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size_t signature_length);
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};
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}
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#endif // LEVEL3_OEMCRYPTO_H_
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