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Commit | Line | Data |
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0f113f3e | 1 | /* |
c13d2ab4 | 2 | * Copyright 2000-2019 The OpenSSL Project Authors. All Rights Reserved. |
5da2f69f | 3 | * |
4a8b0c55 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
aa6bb135 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 | |
5da2f69f DSH |
8 | */ |
9 | ||
7638370c RL |
10 | /* EVP_MD_CTX related stuff */ |
11 | ||
12 | struct evp_md_ctx_st { | |
b7c913c8 | 13 | const EVP_MD *reqdigest; /* The original requested digest */ |
7638370c RL |
14 | const EVP_MD *digest; |
15 | ENGINE *engine; /* functional reference if 'digest' is | |
16 | * ENGINE-provided */ | |
17 | unsigned long flags; | |
18 | void *md_data; | |
19 | /* Public key context for sign/verify */ | |
20 | EVP_PKEY_CTX *pctx; | |
21 | /* Update function: usually copied from EVP_MD */ | |
22 | int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count); | |
8c8cf0d9 MC |
23 | |
24 | /* Provider ctx */ | |
25 | void *provctx; | |
26 | EVP_MD *fetched_digest; | |
7638370c RL |
27 | } /* EVP_MD_CTX */ ; |
28 | ||
8baf9968 RL |
29 | struct evp_cipher_ctx_st { |
30 | const EVP_CIPHER *cipher; | |
31 | ENGINE *engine; /* functional reference if 'cipher' is | |
32 | * ENGINE-provided */ | |
33 | int encrypt; /* encrypt or decrypt */ | |
34 | int buf_len; /* number we have left */ | |
35 | unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */ | |
36 | unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */ | |
37 | unsigned char buf[EVP_MAX_BLOCK_LENGTH]; /* saved partial block */ | |
38 | int num; /* used by cfb/ofb/ctr mode */ | |
39 | /* FIXME: Should this even exist? It appears unused */ | |
40 | void *app_data; /* application stuff */ | |
41 | int key_len; /* May change for variable length cipher */ | |
42 | unsigned long flags; /* Various flags */ | |
43 | void *cipher_data; /* per EVP data */ | |
44 | int final_used; | |
45 | int block_mask; | |
46 | unsigned char final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */ | |
df05f2ce MC |
47 | |
48 | /* Provider ctx */ | |
49 | void *provctx; | |
50 | EVP_CIPHER *fetched_cipher; | |
8baf9968 RL |
51 | } /* EVP_CIPHER_CTX */ ; |
52 | ||
567db2c1 RL |
53 | struct evp_mac_ctx_st { |
54 | const EVP_MAC *meth; /* Method structure */ | |
55 | void *data; /* Individual method data */ | |
56 | } /* EVP_MAC_CTX */; | |
57 | ||
5a285add | 58 | struct evp_kdf_ctx_st { |
d2ba8123 | 59 | const EVP_KDF *meth; /* Method structure */ |
5a285add DM |
60 | EVP_KDF_IMPL *impl; /* Algorithm-specific data */ |
61 | } /* EVP_KDF_CTX */ ; | |
62 | ||
0f113f3e MC |
63 | int PKCS5_v2_PBKDF2_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, |
64 | int passlen, ASN1_TYPE *param, | |
65 | const EVP_CIPHER *c, const EVP_MD *md, | |
66 | int en_de); | |
a0be4fd1 RL |
67 | |
68 | struct evp_Encode_Ctx_st { | |
69 | /* number saved in a partial encode/decode */ | |
70 | int num; | |
71 | /* | |
72 | * The length is either the output line length (in input bytes) or the | |
73 | * shortest input line length that is ok. Once decoding begins, the | |
74 | * length is adjusted up each time a longer line is decoded | |
75 | */ | |
76 | int length; | |
77 | /* data to encode */ | |
78 | unsigned char enc_data[80]; | |
79 | /* number read on current line */ | |
80 | int line_num; | |
c0804614 | 81 | unsigned int flags; |
a0be4fd1 | 82 | }; |
4a1f3f27 DSH |
83 | |
84 | typedef struct evp_pbe_st EVP_PBE_CTL; | |
85 | DEFINE_STACK_OF(EVP_PBE_CTL) | |
7141ba31 MC |
86 | |
87 | int is_partially_overlapping(const void *ptr1, const void *ptr2, int len); | |
c13d2ab4 RL |
88 | |
89 | #include <openssl/ossl_typ.h> | |
90 | #include <openssl/core.h> | |
91 | ||
92 | void *evp_generic_fetch(OPENSSL_CTX *ctx, int operation_id, | |
93 | const char *algorithm, const char *properties, | |
94 | void *(*new_method)(int nid, const OSSL_DISPATCH *fns, | |
95 | OSSL_PROVIDER *prov), | |
96 | int (*upref_method)(void *), | |
dc46e3dd MC |
97 | void (*free_method)(void *), |
98 | int (*nid_method)(void *)); |