;; ;; Copyright (c) 2012-2018, Intel Corporation ;; ;; Redistribution and use in source and binary forms, with or without ;; modification, are permitted provided that the following conditions are met: ;; ;; * Redistributions of source code must retain the above copyright notice, ;; this list of conditions and the following disclaimer. ;; * 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. ;; * Neither the name of Intel Corporation nor the names of its contributors ;; may be used to endorse or promote products derived from this software ;; without specific prior written permission. ;; ;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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. ;; %include "include/datastruct.asm" ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;; Define constants ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; %define STS_BEING_PROCESSED 0 %define STS_COMPLETED_AES 1 %define STS_COMPLETED_HMAC 2 %define STS_COMPLETED 3 %define STS_INVALID_ARGS 4 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;; Define JOB_AES_HMAC structure ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; START_FIELDS ; HMAC Specific Fields ;;; name size align FIELD __auth_key_xor_ipad, 8, 8 ; pointer to ipad FIELD __auth_key_xor_opad, 8, 8 ; pointer to opad END_FIELDS %assign _HMAC_spec_fields_size _FIELD_OFFSET %assign _HMAC_spec_fields_align _STRUCT_ALIGN START_FIELDS ; AES XCBC Specific Fields ;;; name size align FIELD __k1_expanded, 8, 8 ; ptr to exp k1 keys FIELD __k2, 8, 8 ; ptr to k2 FIELD __k3, 8, 8 ; ptr to k3 END_FIELDS %assign _AES_XCBC_spec_fields_size _FIELD_OFFSET %assign _AES_XCBC_spec_fields_align _STRUCT_ALIGN START_FIELDS ; CBCMAC Specific Fields ;;; name size align FIELD __aad, 8, 8 ; pointer to AAD FIELD __aad_len, 8, 8 ; 64-bit AAD length END_FIELDS %assign _CBCMAC_spec_fields_size _FIELD_OFFSET %assign _CBCMAC_spec_fields_align _STRUCT_ALIGN START_FIELDS ; AES CMAC Specific Fields ;;; name size align FIELD __key_expanded, 8, 8 ; ptr to exp keys FIELD __skey1, 8, 8 ; ptr to subkey 1 FIELD __skey2, 8, 8 ; ptr to subkey 2 END_FIELDS %assign _AES_CMAC_spec_fields_size _FIELD_OFFSET %assign _AES_CMAC_spec_fields_align _STRUCT_ALIGN START_FIELDS ; GCM Specific Fields ;;; name size align FIELD __gcm_aad, 8, 8 ; pointer to AAD FIELD __gcm_aad_len, 8, 8 ; 64-bit AAD length END_FIELDS %assign _GCM_spec_fields_size _FIELD_OFFSET %assign _GCM_spec_fields_align _STRUCT_ALIGN START_FIELDS ; JOB_AES_HMAC ;;; name size align FIELD _aes_enc_key_expanded, 8, 8 ; pointer to exp enc keys FIELD _aes_dec_key_expanded, 8, 8 ; pointer to exp dec keys FIELD _aes_key_len_in_bytes, 8, 8 FIELD _src, 8, 8 ; pointer to src buffer FIELD _dst, 8, 8 ; pointer to dst buffer FIELD _cipher_start_src_offset_in_bytes, \ 8, 8 FIELD _msg_len_to_cipher, 8, 8 FIELD _hash_start_src_offset_in_bytes,8, 8 FIELD _msg_len_to_hash, 8, 8 FIELD _iv, 8, 8 ; pointer to IV FIELD _iv_len_in_bytes, 8, 8 FIELD _auth_tag_output, 8, 8 ; pointer to hash output FIELD _auth_tag_output_len_in_bytes, 8, 8 UNION _u, _HMAC_spec_fields_size, _HMAC_spec_fields_align, \ _AES_XCBC_spec_fields_size, _AES_XCBC_spec_fields_align, \ _CBCMAC_spec_fields_size, _CBCMAC_spec_fields_align, \ _AES_CMAC_spec_fields_size, _AES_CMAC_spec_fields_align, \ _GCM_spec_fields_size, _GCM_spec_fields_align FIELD _status, 4, 4 ; JOB_STS FIELD _cipher_mode, 4, 4 ; JOB_CIPHER_MODE FIELD _cipher_direction, 4, 4 ; JOB_CIPHER_DIRECTION FIELD _hash_alg, 4, 4 ; JOB_HASH_ALG FIELD _chain_order, 4, 4 ; JOB_CHAIN_ORDER FIELD _user_data, 8, 8 FIELD _user_data2, 8, 8 END_FIELDS %assign _msg_len_to_cipher_in_bytes _msg_len_to_cipher %assign _msg_len_to_cipher_in_bits _msg_len_to_cipher %assign _msg_len_to_hash_in_bytes _msg_len_to_hash %assign _msg_len_to_hash_in_bits _msg_len_to_hash %assign _JOB_AES_HMAC_size _FIELD_OFFSET %assign _JOB_AES_HMAC_align _STRUCT_ALIGN %assign _auth_key_xor_ipad _u + __auth_key_xor_ipad %assign _auth_key_xor_opad _u + __auth_key_xor_opad %assign _k1_expanded _u + __k1_expanded %assign _k2 _u + __k2 %assign _k3 _u + __k3 %assign _cbcmac_aad _u + __aad %assign _cbcmac_aad_len _u + __aad_len %assign _key_expanded _u + __key_expanded %assign _skey1 _u + __skey1 %assign _skey2 _u + __skey2 %assign _gcm_aad _u + __gcm_aad %assign _gcm_aad_len _u + __gcm_aad_len