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Commit | Line | Data |
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2039c421 | 1 | /* |
3c2bdd7d | 2 | * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. |
d02b48c6 | 3 | * |
365a2d99 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
2039c421 RS |
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 | |
d02b48c6 RE |
8 | */ |
9 | ||
6725682d SL |
10 | /* We need to use some engine deprecated APIs */ |
11 | #define OPENSSL_SUPPRESS_DEPRECATED | |
12 | ||
d02b48c6 RE |
13 | #include <stdio.h> |
14 | #include <time.h> | |
b379fe6c | 15 | #include <sys/types.h> |
d02b48c6 | 16 | |
b39fc560 | 17 | #include "internal/cryptlib.h" |
17f389bb | 18 | |
6725682d | 19 | #include <openssl/engine.h> |
a0e7c8ee | 20 | #include <openssl/err.h> |
ec577822 | 21 | #include <openssl/evp.h> |
ec577822 | 22 | #include <openssl/buffer.h> |
1d5edd08 | 23 | #include <openssl/x509.h> |
6725682d | 24 | #include "crypto/x509.h" |
d02b48c6 | 25 | |
12d99aac | 26 | #ifndef OPENSSL_NO_DEPRECATED_3_0 |
73e92de5 | 27 | |
8bb826ee | 28 | int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data, |
0f113f3e MC |
29 | unsigned char *md, unsigned int *len) |
30 | { | |
da84249b | 31 | int inl; |
0f113f3e | 32 | unsigned char *str, *p; |
d02b48c6 | 33 | |
da84249b F |
34 | inl = i2d(data, NULL); |
35 | if (inl <= 0) { | |
9311d0c4 | 36 | ERR_raise(ERR_LIB_ASN1, ERR_R_INTERNAL_ERROR); |
da84249b F |
37 | return 0; |
38 | } | |
e077455e | 39 | if ((str = OPENSSL_malloc(inl)) == NULL) |
26a7d938 | 40 | return 0; |
0f113f3e MC |
41 | p = str; |
42 | i2d(data, &p); | |
d02b48c6 | 43 | |
da84249b | 44 | if (!EVP_Digest(str, inl, md, len, type, NULL)) { |
83b4049a | 45 | OPENSSL_free(str); |
0f113f3e | 46 | return 0; |
83b4049a | 47 | } |
0f113f3e | 48 | OPENSSL_free(str); |
208fb891 | 49 | return 1; |
0f113f3e | 50 | } |
d02b48c6 | 51 | |
73e92de5 DSH |
52 | #endif |
53 | ||
adf7e6d1 SL |
54 | int ossl_asn1_item_digest_ex(const ASN1_ITEM *it, const EVP_MD *md, void *asn, |
55 | unsigned char *data, unsigned int *len, | |
56 | OSSL_LIB_CTX *libctx, const char *propq) | |
0f113f3e | 57 | { |
6725682d | 58 | int i, ret = 0; |
0f113f3e | 59 | unsigned char *str = NULL; |
6725682d | 60 | EVP_MD *fetched_md = (EVP_MD *)md; |
09ab755c | 61 | |
0f113f3e | 62 | i = ASN1_item_i2d(asn, &str, it); |
e499a64b | 63 | if (i < 0 || str == NULL) |
26a7d938 | 64 | return 0; |
09ab755c | 65 | |
ed576acd | 66 | if (EVP_MD_get0_provider(md) == NULL) { |
6725682d | 67 | #if !defined(OPENSSL_NO_ENGINE) |
ed576acd | 68 | ENGINE *tmpeng = ENGINE_get_digest_engine(EVP_MD_get_type(md)); |
0f9fdefe MC |
69 | |
70 | if (tmpeng != NULL) | |
71 | ENGINE_finish(tmpeng); | |
72 | else | |
6725682d | 73 | #endif |
ed576acd | 74 | fetched_md = EVP_MD_fetch(libctx, EVP_MD_get0_name(md), propq); |
83b4049a | 75 | } |
2ec64916 P |
76 | if (fetched_md == NULL) |
77 | goto err; | |
6725682d SL |
78 | |
79 | ret = EVP_Digest(str, i, data, len, fetched_md, NULL); | |
80 | err: | |
0f113f3e | 81 | OPENSSL_free(str); |
6725682d SL |
82 | if (fetched_md != md) |
83 | EVP_MD_free(fetched_md); | |
84 | return ret; | |
0f113f3e | 85 | } |
6725682d SL |
86 | |
87 | int ASN1_item_digest(const ASN1_ITEM *it, const EVP_MD *md, void *asn, | |
88 | unsigned char *data, unsigned int *len) | |
89 | { | |
adf7e6d1 | 90 | return ossl_asn1_item_digest_ex(it, md, asn, data, len, NULL, NULL); |
6725682d SL |
91 | } |
92 |