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4a42e264 | 1 | /* |
da1c088f | 2 | * Copyright 2019-2023 The OpenSSL Project Authors. All Rights Reserved. |
4a42e264 SL |
3 | * |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
10 | #include <openssl/des.h> | |
23c48d94 | 11 | #include <openssl/core_dispatch.h> |
cc731bc3 | 12 | #include "crypto/des_platform.h" |
4a42e264 SL |
13 | |
14 | #define DES_BLOCK_SIZE 8 | |
15 | #define TDES_IVLEN 8 | |
f41fd10d | 16 | #define TDES_FLAGS PROV_CIPHER_FLAG_RAND_KEY |
4a42e264 SL |
17 | |
18 | typedef struct prov_tdes_ctx_st { | |
19 | PROV_CIPHER_CTX base; /* Must be first */ | |
20 | union { | |
21 | OSSL_UNION_ALIGN; | |
22 | DES_key_schedule ks[3]; | |
23 | } tks; | |
24 | union { | |
25 | void (*cbc) (const void *, void *, size_t, | |
26 | const DES_key_schedule *, unsigned char *); | |
27 | } tstream; | |
28 | ||
29 | } PROV_TDES_CTX; | |
30 | ||
592dcfd3 | 31 | #define IMPLEMENT_tdes_cipher(type, UCTYPE, lcmode, UCMODE, flags, \ |
4a42e264 | 32 | kbits, blkbits, ivbits, block) \ |
592dcfd3 | 33 | static OSSL_FUNC_cipher_newctx_fn tdes_##type##_##lcmode##_newctx; \ |
4a42e264 SL |
34 | static void *tdes_##type##_##lcmode##_newctx(void *provctx) \ |
35 | { \ | |
e36b3c2f | 36 | return ossl_tdes_newctx(provctx, EVP_CIPH_##UCMODE##_MODE, kbits, blkbits, \ |
7d6766cb P |
37 | ivbits, flags, \ |
38 | ossl_prov_cipher_hw_tdes_##type##_##lcmode()); \ | |
4a42e264 | 39 | } \ |
592dcfd3 | 40 | static OSSL_FUNC_cipher_get_params_fn tdes_##type##_##lcmode##_get_params; \ |
4a42e264 SL |
41 | static int tdes_##type##_##lcmode##_get_params(OSSL_PARAM params[]) \ |
42 | { \ | |
592dcfd3 P |
43 | return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \ |
44 | flags, kbits, blkbits, ivbits); \ | |
4a42e264 | 45 | } \ |
1be63951 | 46 | const OSSL_DISPATCH ossl_tdes_##type##_##lcmode##_functions[] = { \ |
e36b3c2f SL |
47 | { OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void))ossl_tdes_einit }, \ |
48 | { OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void))ossl_tdes_dinit }, \ | |
4a42e264 | 49 | { OSSL_FUNC_CIPHER_UPDATE, \ |
592dcfd3 | 50 | (void (*)(void))ossl_cipher_generic_##block##_update }, \ |
e36b3c2f SL |
51 | { OSSL_FUNC_CIPHER_FINAL, \ |
52 | (void (*)(void))ossl_cipher_generic_##block##_final }, \ | |
592dcfd3 | 53 | { OSSL_FUNC_CIPHER_CIPHER, (void (*)(void))ossl_cipher_generic_cipher }, \ |
4a42e264 SL |
54 | { OSSL_FUNC_CIPHER_NEWCTX, \ |
55 | (void (*)(void))tdes_##type##_##lcmode##_newctx }, \ | |
e36b3c2f SL |
56 | { OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))ossl_tdes_dupctx }, \ |
57 | { OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))ossl_tdes_freectx }, \ | |
4a42e264 SL |
58 | { OSSL_FUNC_CIPHER_GET_PARAMS, \ |
59 | (void (*)(void))tdes_##type##_##lcmode##_get_params }, \ | |
60 | { OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \ | |
592dcfd3 | 61 | (void (*)(void))ossl_cipher_generic_gettable_params }, \ |
e36b3c2f SL |
62 | { OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \ |
63 | (void (*)(void))ossl_tdes_get_ctx_params }, \ | |
4a42e264 | 64 | { OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \ |
e36b3c2f | 65 | (void (*)(void))ossl_tdes_gettable_ctx_params }, \ |
4a42e264 | 66 | { OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \ |
592dcfd3 | 67 | (void (*)(void))ossl_cipher_generic_set_ctx_params }, \ |
4a42e264 | 68 | { OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \ |
592dcfd3 | 69 | (void (*)(void))ossl_cipher_generic_settable_ctx_params }, \ |
1e6bd31e | 70 | OSSL_DISPATCH_END \ |
4a42e264 SL |
71 | } |
72 | ||
e36b3c2f SL |
73 | void *ossl_tdes_newctx(void *provctx, int mode, size_t kbits, size_t blkbits, |
74 | size_t ivbits, uint64_t flags, const PROV_CIPHER_HW *hw); | |
75 | OSSL_FUNC_cipher_dupctx_fn ossl_tdes_dupctx; | |
76 | OSSL_FUNC_cipher_freectx_fn ossl_tdes_freectx; | |
77 | OSSL_FUNC_cipher_encrypt_init_fn ossl_tdes_einit; | |
78 | OSSL_FUNC_cipher_decrypt_init_fn ossl_tdes_dinit; | |
79 | OSSL_FUNC_cipher_get_ctx_params_fn ossl_tdes_get_ctx_params; | |
80 | OSSL_FUNC_cipher_gettable_ctx_params_fn ossl_tdes_gettable_ctx_params; | |
4a42e264 | 81 | |
592dcfd3 | 82 | #define PROV_CIPHER_HW_tdes_mode(type, mode) \ |
4a42e264 | 83 | static const PROV_CIPHER_HW type##_##mode = { \ |
592dcfd3 P |
84 | ossl_cipher_hw_tdes_##type##_initkey, \ |
85 | ossl_cipher_hw_tdes_##mode, \ | |
86 | ossl_cipher_hw_tdes_copyctx \ | |
4a42e264 | 87 | }; \ |
7d6766cb | 88 | const PROV_CIPHER_HW *ossl_prov_cipher_hw_tdes_##type##_##mode(void) \ |
4a42e264 SL |
89 | { \ |
90 | return &type##_##mode; \ | |
91 | } | |
92 | ||
592dcfd3 P |
93 | int ossl_cipher_hw_tdes_ede3_initkey(PROV_CIPHER_CTX *ctx, |
94 | const unsigned char *key, size_t keylen); | |
95 | void ossl_cipher_hw_tdes_copyctx(PROV_CIPHER_CTX *dst, | |
96 | const PROV_CIPHER_CTX *src); | |
97 | int ossl_cipher_hw_tdes_cbc(PROV_CIPHER_CTX *ctx, unsigned char *out, | |
98 | const unsigned char *in, size_t inl); | |
99 | int ossl_cipher_hw_tdes_ecb(PROV_CIPHER_CTX *ctx, unsigned char *out, | |
100 | const unsigned char *in, size_t len); | |
4a42e264 | 101 | |
7d6766cb P |
102 | const PROV_CIPHER_HW *ossl_prov_cipher_hw_tdes_ede3_cbc(void); |
103 | const PROV_CIPHER_HW *ossl_prov_cipher_hw_tdes_ede3_ecb(void); |