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db9ecf05 | 1 | /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
3f637019 LP |
2 | #pragma once |
3 | ||
bed4831c | 4 | #include "io-util.h" |
f2d5df8a | 5 | #include "macro.h" |
8939d335 DDM |
6 | #include "sha256.h" |
7 | ||
8 | #define X509_FINGERPRINT_SIZE SHA256_DIGEST_SIZE | |
f2d5df8a | 9 | |
b012a1f4 | 10 | #if HAVE_OPENSSL |
c2fa92e7 | 11 | # include <openssl/bio.h> |
57633d23 | 12 | # include <openssl/bn.h> |
900e73f8 | 13 | # include <openssl/crypto.h> |
57633d23 | 14 | # include <openssl/err.h> |
4ef65db3 | 15 | # include <openssl/evp.h> |
d9b5841d | 16 | # include <openssl/opensslv.h> |
c2fa92e7 LP |
17 | # include <openssl/pkcs7.h> |
18 | # include <openssl/ssl.h> | |
19 | # include <openssl/x509v3.h> | |
d9b5841d LP |
20 | # ifndef OPENSSL_VERSION_MAJOR |
21 | /* OPENSSL_VERSION_MAJOR macro was added in OpenSSL 3. Thus, if it doesn't exist, we must be before OpenSSL 3. */ | |
22 | # define OPENSSL_VERSION_MAJOR 1 | |
23 | # endif | |
24 | # if OPENSSL_VERSION_MAJOR >= 3 | |
25 | # include <openssl/core_names.h> | |
dcec950c | 26 | # include <openssl/param_build.h> |
d9b5841d | 27 | # endif |
3f637019 | 28 | |
900e73f8 | 29 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL_MACRO(void*, OPENSSL_free, NULL); |
fd421c4a ZJS |
30 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(X509_NAME*, X509_NAME_free, NULL); |
31 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_PKEY_CTX*, EVP_PKEY_CTX_free, NULL); | |
32 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_CIPHER_CTX*, EVP_CIPHER_CTX_free, NULL); | |
57633d23 ZJS |
33 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EC_POINT*, EC_POINT_free, NULL); |
34 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EC_GROUP*, EC_GROUP_free, NULL); | |
35 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BIGNUM*, BN_free, NULL); | |
36 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BN_CTX*, BN_CTX_free, NULL); | |
37 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(ECDSA_SIG*, ECDSA_SIG_free, NULL); | |
c2fa92e7 LP |
38 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(PKCS7*, PKCS7_free, NULL); |
39 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(SSL*, SSL_free, NULL); | |
40 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(BIO*, BIO_free, NULL); | |
18f568b8 | 41 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_MD_CTX*, EVP_MD_CTX_free, NULL); |
dcec950c | 42 | #if OPENSSL_VERSION_MAJOR >= 3 |
c52a003d | 43 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_MD*, EVP_MD_free, NULL); |
dcec950c DS |
44 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(OSSL_PARAM*, OSSL_PARAM_free, NULL); |
45 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(OSSL_PARAM_BLD*, OSSL_PARAM_BLD_free, NULL); | |
46 | #else | |
47 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EC_KEY*, EC_KEY_free, NULL); | |
48 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(RSA*, RSA_free, NULL); | |
49 | #endif | |
c2fa92e7 LP |
50 | |
51 | static inline void sk_X509_free_allp(STACK_OF(X509) **sk) { | |
52 | if (!sk || !*sk) | |
53 | return; | |
54 | ||
55 | sk_X509_pop_free(*sk, X509_free); | |
56 | } | |
b012a1f4 | 57 | |
4af788c7 DS |
58 | int openssl_pkey_from_pem(const void *pem, size_t pem_size, EVP_PKEY **ret); |
59 | ||
c52a003d DS |
60 | int openssl_digest_size(const char *digest_alg, size_t *ret_digest_size); |
61 | ||
bed4831c DS |
62 | int openssl_digest_many(const char *digest_alg, const struct iovec data[], size_t n_data, void **ret_digest, size_t *ret_digest_size); |
63 | ||
64 | static inline int openssl_digest(const char *digest_alg, const void *buf, size_t len, void **ret_digest, size_t *ret_digest_size) { | |
65 | return openssl_digest_many(digest_alg, &IOVEC_MAKE((void*) buf, len), 1, ret_digest, ret_digest_size); | |
66 | } | |
67 | ||
f2d5df8a LP |
68 | int rsa_encrypt_bytes(EVP_PKEY *pkey, const void *decrypted_key, size_t decrypted_key_size, void **ret_encrypt_key, size_t *ret_encrypt_key_size); |
69 | ||
d041e4fc | 70 | int rsa_pkey_to_suitable_key_size(EVP_PKEY *pkey, size_t *ret_suitable_key_size); |
e8ccb5c7 | 71 | |
dcec950c DS |
72 | int rsa_pkey_new(size_t bits, EVP_PKEY **ret); |
73 | ||
74 | int rsa_pkey_from_n_e(const void *n, size_t n_size, const void *e, size_t e_size, EVP_PKEY **ret); | |
75 | ||
76 | int rsa_pkey_to_n_e(const EVP_PKEY *pkey, void **ret_n, size_t *ret_n_size, void **ret_e, size_t *ret_e_size); | |
77 | ||
900e73f8 DS |
78 | int ecc_pkey_from_curve_x_y(int curve_id, const void *x, size_t x_size, const void *y, size_t y_size, EVP_PKEY **ret); |
79 | ||
80 | int ecc_pkey_to_curve_x_y(const EVP_PKEY *pkey, int *ret_curve_id, void **ret_x, size_t *ret_x_size, void **ret_y, size_t *ret_y_size); | |
81 | ||
82 | int ecc_pkey_new(int curve_id, EVP_PKEY **ret); | |
83 | ||
e8ccb5c7 LP |
84 | int pubkey_fingerprint(EVP_PKEY *pk, const EVP_MD *md, void **ret, size_t *ret_size); |
85 | ||
ef65c0f6 LP |
86 | int digest_and_sign(const EVP_MD *md, EVP_PKEY *privkey, const void *data, size_t size, void **ret, size_t *ret_size); |
87 | ||
bc958a19 DDM |
88 | #else |
89 | ||
90 | typedef struct X509 X509; | |
91 | typedef struct EVP_PKEY EVP_PKEY; | |
92 | ||
93 | static inline void *X509_free(X509 *p) { | |
94 | assert(p == NULL); | |
95 | return NULL; | |
96 | } | |
97 | ||
98 | static inline void *EVP_PKEY_free(EVP_PKEY *p) { | |
99 | assert(p == NULL); | |
100 | return NULL; | |
101 | } | |
102 | ||
57633d23 ZJS |
103 | #endif |
104 | ||
bc958a19 DDM |
105 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(X509*, X509_free, NULL); |
106 | DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(EVP_PKEY*, EVP_PKEY_free, NULL); | |
107 | ||
8939d335 DDM |
108 | int x509_fingerprint(X509 *cert, uint8_t buffer[static X509_FINGERPRINT_SIZE]); |
109 | ||
57633d23 ZJS |
110 | #if PREFER_OPENSSL |
111 | /* The openssl definition */ | |
112 | typedef const EVP_MD* hash_md_t; | |
113 | typedef const EVP_MD* hash_algorithm_t; | |
114 | typedef int elliptic_curve_t; | |
115 | typedef EVP_MD_CTX* hash_context_t; | |
116 | # define OPENSSL_OR_GCRYPT(a, b) (a) | |
117 | ||
118 | #elif HAVE_GCRYPT | |
119 | ||
120 | # include <gcrypt.h> | |
d041e4fc | 121 | |
57633d23 ZJS |
122 | /* The gcrypt definition */ |
123 | typedef int hash_md_t; | |
124 | typedef const char* hash_algorithm_t; | |
125 | typedef const char* elliptic_curve_t; | |
126 | typedef gcry_md_hd_t hash_context_t; | |
127 | # define OPENSSL_OR_GCRYPT(a, b) (b) | |
b012a1f4 | 128 | #endif |
7e8facb3 ZJS |
129 | |
130 | #if PREFER_OPENSSL | |
11f7bc5e | 131 | int string_hashsum(const char *s, size_t len, const char *md_algorithm, char **ret); |
7e8facb3 ZJS |
132 | |
133 | static inline int string_hashsum_sha224(const char *s, size_t len, char **ret) { | |
11f7bc5e | 134 | return string_hashsum(s, len, "SHA224", ret); |
7e8facb3 ZJS |
135 | } |
136 | ||
137 | static inline int string_hashsum_sha256(const char *s, size_t len, char **ret) { | |
11f7bc5e | 138 | return string_hashsum(s, len, "SHA256", ret); |
7e8facb3 ZJS |
139 | } |
140 | #endif |