1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 /* $FreeBSD$ */
4 
5 /**
6  *****************************************************************************
7  * @file lac_sym_cipher_defs.h
8  *
9  * @ingroup LacCipher
10  *
11  * @description
12  *      This file defines constants for the cipher operations.
13  *
14  *****************************************************************************/
15 
16 /***************************************************************************/
17 
18 #ifndef LAC_SYM_CIPHER_DEFS_H
19 #define LAC_SYM_CIPHER_DEFS_H
20 
21 /*
22 ******************************************************************************
23 * Include public/global header files
24 ******************************************************************************
25 */
26 
27 #include "cpa.h"
28 #include "cpa_cy_sym.h"
29 
30 /*
31 *******************************************************************************
32 * Include private header files
33 *******************************************************************************
34 */
35 
36 /***************************************************************************/
37 
38 /*
39  * Constants value for ARC4 algorithm
40  */
41 /* ARC4 algorithm block size */
42 #define LAC_CIPHER_ARC4_BLOCK_LEN_BYTES 8
43 /* ARC4 key matrix size (bytes) */
44 #define LAC_CIPHER_ARC4_KEY_MATRIX_LEN_BYTES 256
45 /* ARC4 256 bytes for key matrix, 2 for i and j and 6 bytes for padding */
46 #define LAC_CIPHER_ARC4_STATE_LEN_BYTES 264
47 
48 /*
49  * Constant values for CCM AAD buffer
50  */
51 #define LAC_CIPHER_CCM_B0_SIZE 16
52 #define LAC_CIPHER_CCM_ENCODED_AAD_LEN_SIZE 2
53 #define LAC_CIPHER_CCM_AAD_OFFSET                                              \
54 	(LAC_CIPHER_CCM_B0_SIZE + LAC_CIPHER_CCM_ENCODED_AAD_LEN_SIZE)
55 
56 #define LAC_SYM_SNOW3G_CIPHER_CONFIG_FOR_HASH_SZ 40
57 /* Snow3g cipher config required for performing a Snow3g hash operation.
58  * It contains 8 Bytes of config for hardware, 16 Bytes of Key and requires
59  * 16 Bytes for the IV.
60  */
61 
62 /* Key Modifier (KM) 4 bytes used in Kasumi algorithm in F8 mode to XOR
63  * Cipher Key (CK) */
64 #define LAC_CIPHER_KASUMI_F8_KEY_MODIFIER_4_BYTES 0x55555555
65 
66 /* The IV length for Kasumi Kgcore is 8 bytes */
67 #define LAC_CIPHER_KASUMI_F8_IV_LENGTH 8
68 
69 /* The Counter length for Kasumi Kgcore is 8 bytes */
70 #define LAC_CIPHER_KASUMI_F8_COUNTER_LENGTH 8
71 
72 /* The IV length for AES F8 is 16 bytes */
73 #define LAC_CIPHER_AES_F8_IV_LENGTH 16
74 
75 /* The max key length for AES XTS 32 is bytes*/
76 #define LAC_CIPHER_AES_XTS_KEY_MAX_LENGTH 32
77 
78 /* For Snow3G UEA2, need to make sure last 8 Bytes of IV buffer are
79  * zero. */
80 #define LAC_CIPHER_SNOW3G_UEA2_IV_BUFFER_ZERO_LENGTH 8
81 
82 /* Reserve enough space for max length cipher state
83  * (can be IV , counter or ARC4 state)  */
84 #define LAC_CIPHER_STATE_SIZE_MAX LAC_CIPHER_ARC4_STATE_LEN_BYTES
85 
86 /* Reserve enough space for max length cipher IV
87  * (can be A value for Kasumi(passed in as IV), IV or counter,
88  * but not ARC4 state)  */
89 #define LAC_CIPHER_IV_SIZE_MAX ICP_QAT_HW_SNOW_3G_UEA2_IV_SZ
90 
91 /* 96-bit case of IV for GCM algorithm */
92 #define LAC_CIPHER_IV_SIZE_GCM_12 12
93 
94 /* 96-bit case of IV for CCP/GCM single pass algorithm */
95 #define LAC_CIPHER_SPC_IV_SIZE 12
96 /*
97  * Constants value for NULL algorithm
98  */
99 /* NULL algorithm block size */
100 #define LAC_CIPHER_NULL_BLOCK_LEN_BYTES 8
101 
102 /* Macro to check if the Algorithm is SM4 */
103 #define LAC_CIPHER_IS_SM4(algo)                                                \
104 	((algo == CPA_CY_SYM_CIPHER_SM4_ECB) ||                                \
105 	 (algo == CPA_CY_SYM_CIPHER_SM4_CBC) ||                                \
106 	 (algo == CPA_CY_SYM_CIPHER_SM4_CTR))
107 
108 /* Macro to check if the Algorithm is CHACHA */
109 #define LAC_CIPHER_IS_CHACHA(algo) (algo == CPA_CY_SYM_CIPHER_CHACHA)
110 /* Macro to check if the Algorithm is AES */
111 #define LAC_CIPHER_IS_AES(algo)                                                \
112 	((algo == CPA_CY_SYM_CIPHER_AES_ECB) ||                                \
113 	 (algo == CPA_CY_SYM_CIPHER_AES_CBC) ||                                \
114 	 (algo == CPA_CY_SYM_CIPHER_AES_CTR) ||                                \
115 	 (algo == CPA_CY_SYM_CIPHER_AES_CCM) ||                                \
116 	 (algo == CPA_CY_SYM_CIPHER_AES_GCM) ||                                \
117 	 (algo == CPA_CY_SYM_CIPHER_AES_XTS))
118 
119 /* Macro to check if the Algorithm is DES */
120 #define LAC_CIPHER_IS_DES(algo)                                                \
121 	((algo == CPA_CY_SYM_CIPHER_DES_ECB) ||                                \
122 	 (algo == CPA_CY_SYM_CIPHER_DES_CBC))
123 
124 /* Macro to check if the Algorithm is Triple DES */
125 #define LAC_CIPHER_IS_TRIPLE_DES(algo)                                         \
126 	((algo == CPA_CY_SYM_CIPHER_3DES_ECB) ||                               \
127 	 (algo == CPA_CY_SYM_CIPHER_3DES_CBC) ||                               \
128 	 (algo == CPA_CY_SYM_CIPHER_3DES_CTR))
129 
130 /* Macro to check if the Algorithm is Kasumi */
131 #define LAC_CIPHER_IS_KASUMI(algo) (algo == CPA_CY_SYM_CIPHER_KASUMI_F8)
132 
133 /* Macro to check if the Algorithm is Snow3G UEA2 */
134 #define LAC_CIPHER_IS_SNOW3G_UEA2(algo) (algo == CPA_CY_SYM_CIPHER_SNOW3G_UEA2)
135 
136 /* Macro to check if the Algorithm is ARC4 */
137 #define LAC_CIPHER_IS_ARC4(algo) (algo == CPA_CY_SYM_CIPHER_ARC4)
138 
139 /* Macro to check if the Algorithm is ZUC EEA3 */
140 #define LAC_CIPHER_IS_ZUC_EEA3(algo) (algo == CPA_CY_SYM_CIPHER_ZUC_EEA3)
141 
142 /* Macro to check if the Algorithm is NULL */
143 #define LAC_CIPHER_IS_NULL(algo) (algo == CPA_CY_SYM_CIPHER_NULL)
144 
145 /* Macro to check if the Mode is CTR */
146 #define LAC_CIPHER_IS_CTR_MODE(algo)                                           \
147 	((algo == CPA_CY_SYM_CIPHER_AES_CTR) ||                                \
148 	 (algo == CPA_CY_SYM_CIPHER_3DES_CTR) || (LAC_CIPHER_IS_CCM(algo)) ||  \
149 	 (LAC_CIPHER_IS_GCM(algo)) || (LAC_CIPHER_IS_CHACHA(algo)) ||          \
150 	 (algo == CPA_CY_SYM_CIPHER_SM4_CTR))
151 
152 /* Macro to check if the Algorithm is ECB */
153 #define LAC_CIPHER_IS_ECB_MODE(algo)                                           \
154 	((algo == CPA_CY_SYM_CIPHER_AES_ECB) ||                                \
155 	 (algo == CPA_CY_SYM_CIPHER_DES_ECB) ||                                \
156 	 (algo == CPA_CY_SYM_CIPHER_3DES_ECB) ||                               \
157 	 (algo == CPA_CY_SYM_CIPHER_NULL) ||                                   \
158 	 (algo == CPA_CY_SYM_CIPHER_SNOW3G_UEA2) ||                            \
159 	 (algo == CPA_CY_SYM_CIPHER_SM4_ECB))
160 
161 /* Macro to check if the Algorithm Mode is F8 */
162 #define LAC_CIPHER_IS_F8_MODE(algo)                                            \
163 	((algo == CPA_CY_SYM_CIPHER_KASUMI_F8) ||                              \
164 	 (algo == CPA_CY_SYM_CIPHER_AES_F8))
165 
166 /* Macro to check if the Algorithm is CBC */
167 #define LAC_CIPHER_IS_CBC_MODE(algo)                                           \
168 	((algo == CPA_CY_SYM_CIPHER_AES_CBC) ||                                \
169 	 (algo == CPA_CY_SYM_CIPHER_DES_CBC) ||                                \
170 	 (algo == CPA_CY_SYM_CIPHER_3DES_CBC) ||                               \
171 	 (algo == CPA_CY_SYM_CIPHER_SM4_CBC))
172 
173 /* Macro to check if the Algorithm is CCM */
174 #define LAC_CIPHER_IS_CCM(algo) (algo == CPA_CY_SYM_CIPHER_AES_CCM)
175 
176 /* Macro to check if the Algorithm is GCM */
177 #define LAC_CIPHER_IS_GCM(algo) (algo == CPA_CY_SYM_CIPHER_AES_GCM)
178 
179 /* Macro to check if the Algorithm is AES-F8 */
180 #define LAC_CIPHER_IS_AES_F8(algo) (algo == CPA_CY_SYM_CIPHER_AES_F8)
181 
182 /* Macro to check if the Algorithm Mode is XTS */
183 #define LAC_CIPHER_IS_XTS_MODE(algo) (algo == CPA_CY_SYM_CIPHER_AES_XTS)
184 
185 /* Macro to check if the accelerator has AES V2 capability */
186 #define LAC_CIPHER_AES_V2(mask) ((mask)&ICP_ACCEL_CAPABILITIES_AES_V2)
187 
188 /* Macro to check if the Algorithm is single pass */
189 #define LAC_CIPHER_IS_SPC(cipher, hash, mask)                                  \
190 	(((mask)&ICP_ACCEL_CAPABILITIES_CHACHA_POLY &&                         \
191 	  LAC_CIPHER_IS_CHACHA(cipher) && (CPA_CY_SYM_HASH_POLY == hash)) ||   \
192 	 (((mask)&ICP_ACCEL_CAPABILITIES_AESGCM_SPC) &&                        \
193 	  LAC_CIPHER_IS_GCM(cipher) &&                                         \
194 	  ((CPA_CY_SYM_HASH_AES_GCM == hash) ||                                \
195 	   (CPA_CY_SYM_HASH_AES_GMAC == hash))) ||                             \
196 	 (LAC_CIPHER_IS_CCM(cipher) && LAC_CIPHER_AES_V2(mask)))
197 
198 #endif /* LAC_CIPHER_DEFS_H */
199