1 /* 2 * Copyright 2015 The Chromium OS Authors. All rights reserved. 3 * Use of this source code is governed by a BSD-style license that can be 4 * found in the LICENSE file. 5 */ 6 7 #ifndef __TPM2_CPRIHASH_FP_H 8 #define __TPM2_CPRIHASH_FP_H 9 10 LIB_EXPORT UINT16 11 _cpri__CompleteHash(CPRI_HASH_STATE *hashState, // IN: the state of hash stack 12 UINT32 dOutSize, // IN: size of digest buffer 13 BYTE *dOut // OUT: hash digest 14 ); 15 LIB_EXPORT UINT16 16 _cpri__CopyHashState(CPRI_HASH_STATE *out, // OUT: destination of the state 17 CPRI_HASH_STATE *in // IN: source of the state 18 ); 19 LIB_EXPORT UINT16 20 _cpri__HashBlock(TPM_ALG_ID hashAlg, // IN: The hash algorithm 21 UINT32 dataSize, // IN: size of buffer to hash 22 BYTE *data, // IN: the buffer to hash 23 UINT32 digestSize, // IN: size of the digest buffer 24 BYTE *digest // OUT: hash digest 25 ); 26 LIB_EXPORT BOOL _cpri__HashStartup(void); 27 LIB_EXPORT UINT16 28 _cpri__GetDigestSize(TPM_ALG_ID hashAlg // IN: hash algorithm to look up 29 ); 30 LIB_EXPORT UINT16 31 _cpri__GetHashDER(TPM_ALG_ID hashAlg, // IN: the algorithm to look up 32 const BYTE **p); 33 LIB_EXPORT UINT16 34 _cpri__KDFa(TPM_ALG_ID hashAlg, // IN: hash algorithm used in HMAC 35 TPM2B *key, // IN: HMAC key 36 const char *label, // IN: a 0-byte terminated label used in KDF 37 TPM2B *contextU, // IN: context U 38 TPM2B *contextV, // IN: context V 39 UINT32 sizeInBits, // IN: size of generated key in bit 40 BYTE *keyStream, // OUT: key buffer 41 UINT32 *counterInOut, // IN/OUT: caller may provide the iteration 42 // counter for incremental operations to 43 // avoid large intermediate buffers. 44 BOOL once // IN: TRUE if only one iteration is performed FALSE if 45 // iteration count determined by "sizeInBits" 46 ); 47 LIB_EXPORT UINT16 48 _cpri__KDFe(TPM_ALG_ID hashAlg, // IN: hash algorithm used in HMAC 49 TPM2B *Z, // IN: Z 50 const char *label, // IN: a 0 terminated label using in KDF 51 TPM2B *partyUInfo, // IN: PartyUInfo 52 TPM2B *partyVInfo, // IN: PartyVInfo 53 UINT32 sizeInBits, // IN: size of generated key in bit 54 BYTE *keyStream // OUT: key buffer 55 ); 56 LIB_EXPORT CRYPT_RESULT 57 _cpri__MGF1(UINT32 mSize, // IN: length of the mask to be produced 58 BYTE *mask, // OUT: buffer to receive the mask 59 TPM_ALG_ID hashAlg, // IN: hash to use 60 UINT32 sSize, // IN: size of the seed 61 BYTE *seed // IN: seed size 62 ); 63 LIB_EXPORT UINT16 64 _cpri__StartHMAC(TPM_ALG_ID hashAlg, // IN: the algorithm to use 65 BOOL sequence, // IN: indicates if the state should be saved 66 CPRI_HASH_STATE *state, // IN/OUT: the state buffer 67 UINT16 keySize, // IN: the size of the HMAC key 68 BYTE *key, // IN: the HMAC key 69 TPM2B *oPadKey // OUT: the key prepared for the oPad round 70 ); 71 LIB_EXPORT UINT16 72 _cpri__StartHash(TPM_ALG_ID hashAlg, // IN: hash algorithm 73 BOOL sequence, // IN: TRUE if the state should be saved 74 CPRI_HASH_STATE *hashState // OUT: the state of hash stack. 75 ); 76 LIB_EXPORT void _cpri__UpdateHash( 77 CPRI_HASH_STATE *hashState, // IN: the hash context information 78 UINT32 dataSize, // IN: the size of data to be added to the digest 79 BYTE *data // IN: data to be hashed 80 ); 81 82 #endif // __TPM2_CPRIHASH_FP_H 83 LIB_EXPORT UINT16 _cpri__CompleteHMAC( 84 CPRI_HASH_STATE *hashState, // IN: the state of hash stack 85 TPM2B *oPadKey, // IN: the HMAC key in oPad format 86 UINT32 dOutSize, // IN: size of digest buffer 87 BYTE *dOut // OUT: hash digest 88 ); 89 LIB_EXPORT TPM_ALG_ID 90 _cpri__GetContextAlg(CPRI_HASH_STATE *hashState // IN: the hash context 91 ); 92 LIB_EXPORT TPM_ALG_ID _cpri__GetHashAlgByIndex(UINT32 index // IN: the index 93 ); 94 LIB_EXPORT UINT16 95 _cpri__GetHashBlockSize(TPM_ALG_ID hashAlg // IN: hash algorithm to look up 96 ); 97 LIB_EXPORT void _cpri__ImportExportHashState( 98 CPRI_HASH_STATE * 99 osslFmt, // IN/OUT: the hash state formated for use by openSSL 100 EXPORT_HASH_STATE *externalFmt, // IN/OUT: the exported hash state 101 IMPORT_EXPORT direction // 102 ); 103
