| /** |
| * @file tlTeeKeymaster_Api.h |
| * @brief Contains TCI command definitions and data structures |
| * |
| * Copyright Giesecke & Devrient GmbH 2012 |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
| * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef __TLTEEKEYMASTERAPI_H__ |
| #define __TLTEEKEYMASTERAPI_H__ |
| |
| #include "tci.h" |
| |
| |
| |
| /** |
| * Command ID's |
| */ |
| #define CMD_ID_TEE_RSA_GEN_KEY_PAIR 1 |
| #define CMD_ID_TEE_RSA_SIGN 2 |
| #define CMD_ID_TEE_RSA_VERIFY 3 |
| #define CMD_ID_TEE_HMAC_GEN_KEY 4 |
| #define CMD_ID_TEE_HMAC_SIGN 5 |
| #define CMD_ID_TEE_HMAC_VERIFY 6 |
| #define CMD_ID_TEE_KEY_IMPORT 7 |
| #define CMD_ID_TEE_GET_PUB_KEY 8 |
| /*... add more command ids when needed */ |
| |
| |
| /** |
| * Command message. |
| * |
| * @param len Length of the data to process. |
| * @param data Data to be processed |
| */ |
| typedef struct { |
| tciCommandHeader_t header; /**< Command header */ |
| uint32_t len; /**< Length of data to process */ |
| } command_t; |
| |
| |
| /** |
| * Response structure |
| */ |
| typedef struct { |
| tciResponseHeader_t header; /**< Response header */ |
| uint32_t len; |
| } response_t; |
| |
| |
| /** |
| * Generate key data |
| * Response data contains generated RSA key pair data is |
| * wrapped as below: |
| * |
| * |-- Key metadata --|-- Public key (plaintext) --|-- Private key (encrypted) --| |
| */ |
| typedef struct { |
| uint32_t type; /**< Key pair type. RSA or RSACRT */ |
| uint32_t keysize; /**< Key size in bits, e.g. 1024, 2048,.. */ |
| uint32_t exponent; /**< Exponent number */ |
| uint32_t keydata; /**< Key data buffer passed by TLC */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t solen; /**< Secure object length (of key data) (provided by the trustlet) */ |
| } rsagenkey_t; |
| |
| |
| /** |
| * RSA sign data structure |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t plaindata; /**< Plaintext data buffer */ |
| uint32_t plaindatalen; /**< Length of plaintext data buffer */ |
| uint32_t signaturedata; /**< Signature data buffer */ |
| uint32_t signaturedatalen; /**< Length of signature data buffer */ |
| uint32_t algorithm; /**< Signing algorithm */ |
| } rsasign_t; |
| |
| |
| /** |
| * RSA signature verify data structure |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t plaindata; /**< Plaintext data buffer */ |
| uint32_t plaindatalen; /**< Length of plaintext data buffer */ |
| uint32_t signaturedata; /**< Signature data buffer */ |
| uint32_t signaturedatalen; /**< Length of signature data buffer */ |
| uint32_t algorithm; /**< Signing algorithm */ |
| bool validity; /**< Signature validity */ |
| } rsaverify_t; |
| |
| |
| /** |
| * Generate HMAC key data |
| * Response data contains generated HMAC key data that is |
| * wrapped as below: |
| * |
| * |-- HMAC key (encrypted) --| |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer passed by TLC */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t solen; /**< Secure object length (of key data) (provided by the trustlet) */ |
| } hmacgenkey_t; |
| |
| |
| /** |
| * HMAC sign data structure |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t plaindata; /**< Plaintext data buffer */ |
| uint32_t plaindatalen; /**< Length of plaintext data buffer */ |
| uint32_t signaturedata; /**< Signature data buffer */ |
| uint32_t signaturedatalen; /**< Length of signature data buffer */ |
| uint32_t digest; /**< Digest algorithm */ |
| } hmacsign_t; |
| |
| |
| /** |
| * HMAC signature verify data structure |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t plaindata; /**< Plaintext data buffer */ |
| uint32_t plaindatalen; /**< Length of plaintext data buffer */ |
| uint32_t signaturedata; /**< Signature data buffer */ |
| uint32_t signaturedatalen; /**< Length of signature data buffer */ |
| uint32_t digest; /**< Digest algorithm */ |
| bool validity; /**< Signature validity */ |
| } hmacverify_t; |
| |
| /** |
| * RSA private key metadata (Private modulus and exponent lengths) |
| */ |
| typedef struct { |
| uint32_t lenprimod; /**< Private key modulus length */ |
| uint32_t lenpriexp; /**< Private key exponent length */ |
| } rsaprivkeymeta_t; |
| |
| |
| /** |
| * RSA CRT private key metadata |
| */ |
| typedef struct { |
| uint32_t lenprimod; /**< Private key modulus length */ |
| uint32_t lenp; /**< Prime p length */ |
| uint32_t lenq; /**< Prime q length */ |
| uint32_t lendp; /**< DP length */ |
| uint32_t lendq; /**< DQ length */ |
| uint32_t lenqinv; /**< QP length */ |
| } rsacrtprivkeymeta_t; |
| |
| |
| /** |
| * Key metadata (key size, modulus/exponent lengths, etc..) |
| */ |
| typedef struct { |
| uint32_t keytype; /**< RSA key pair type. RSA or RSA CRT */ |
| uint32_t keysize; /**< RSA key size */ |
| uint32_t lenpubmod; /**< Public key modulus length */ |
| uint32_t lenpubexp; /**< Public key exponent length */ |
| union { |
| rsaprivkeymeta_t rsapriv; /**< RSA private key */ |
| rsacrtprivkeymeta_t rsacrtpriv; /**< RSA CRT private key */ |
| }; |
| uint32_t rfu; /**< Reserved for future use */ |
| uint32_t rfulen; /**< Reserved for future use */ |
| } rsakeymeta_t; |
| |
| /** |
| * Key import data structure |
| */ |
| typedef struct { |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t sodata; /**< Wrapped buffer */ |
| uint32_t sodatalen; /**< Length of wrapped data buffer */ |
| } keyimport_t; |
| |
| |
| /** |
| * Get public key data structure |
| */ |
| typedef struct { |
| uint32_t type; /**< Key type */ |
| uint32_t keydata; /**< Key data buffer */ |
| uint32_t keydatalen; /**< Length of key data buffer */ |
| uint32_t modulus; /**< Modulus */ |
| uint32_t moduluslen; /**< Modulus length */ |
| uint32_t exponent; /**< Exponent */ |
| uint32_t exponentlen; /**< Exponent length */ |
| } getpubkey_t; |
| |
| |
| /** |
| * TCI message data. |
| */ |
| typedef struct { |
| union { |
| command_t command; |
| response_t response; |
| }; |
| |
| union { |
| rsagenkey_t rsagenkey; |
| rsasign_t rsasign; |
| rsaverify_t rsaverify; |
| hmacgenkey_t hmacgenkey; |
| hmacsign_t hmacsign; |
| hmacverify_t hmacverify; |
| keyimport_t keyimport; |
| getpubkey_t getpubkey; |
| }; |
| |
| } tciMessage_t, *tciMessage_ptr; |
| |
| |
| /** |
| * Overall TCI structure. |
| */ |
| typedef struct { |
| tciMessage_t message; /**< TCI message */ |
| } tci_t; |
| |
| |
| /** |
| * Trustlet UUID |
| */ |
| #define TEE_KEYMASTER_TL_UUID { { 7, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } } |
| |
| |
| #endif // __TLTEEKEYMASTERAPI_H__ |