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Commit | Line | Data |
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0f113f3e | 1 | /* |
aa6bb135 | 2 | * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved. |
5da2f69f | 3 | * |
aa6bb135 RS |
4 | * Licensed under the OpenSSL license (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 | |
5da2f69f DSH |
8 | */ |
9 | ||
7638370c RL |
10 | /* EVP_MD_CTX related stuff */ |
11 | ||
12 | struct evp_md_ctx_st { | |
13 | const EVP_MD *digest; | |
14 | ENGINE *engine; /* functional reference if 'digest' is | |
15 | * ENGINE-provided */ | |
16 | unsigned long flags; | |
17 | void *md_data; | |
18 | /* Public key context for sign/verify */ | |
19 | EVP_PKEY_CTX *pctx; | |
20 | /* Update function: usually copied from EVP_MD */ | |
21 | int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count); | |
22 | } /* EVP_MD_CTX */ ; | |
23 | ||
8baf9968 RL |
24 | struct evp_cipher_ctx_st { |
25 | const EVP_CIPHER *cipher; | |
26 | ENGINE *engine; /* functional reference if 'cipher' is | |
27 | * ENGINE-provided */ | |
28 | int encrypt; /* encrypt or decrypt */ | |
29 | int buf_len; /* number we have left */ | |
30 | unsigned char oiv[EVP_MAX_IV_LENGTH]; /* original iv */ | |
31 | unsigned char iv[EVP_MAX_IV_LENGTH]; /* working iv */ | |
32 | unsigned char buf[EVP_MAX_BLOCK_LENGTH]; /* saved partial block */ | |
33 | int num; /* used by cfb/ofb/ctr mode */ | |
34 | /* FIXME: Should this even exist? It appears unused */ | |
35 | void *app_data; /* application stuff */ | |
36 | int key_len; /* May change for variable length cipher */ | |
37 | unsigned long flags; /* Various flags */ | |
38 | void *cipher_data; /* per EVP data */ | |
39 | int final_used; | |
40 | int block_mask; | |
41 | unsigned char final[EVP_MAX_BLOCK_LENGTH]; /* possible final block */ | |
42 | } /* EVP_CIPHER_CTX */ ; | |
43 | ||
0f113f3e MC |
44 | int PKCS5_v2_PBKDF2_keyivgen(EVP_CIPHER_CTX *ctx, const char *pass, |
45 | int passlen, ASN1_TYPE *param, | |
46 | const EVP_CIPHER *c, const EVP_MD *md, | |
47 | int en_de); | |
a0be4fd1 RL |
48 | |
49 | struct evp_Encode_Ctx_st { | |
50 | /* number saved in a partial encode/decode */ | |
51 | int num; | |
52 | /* | |
53 | * The length is either the output line length (in input bytes) or the | |
54 | * shortest input line length that is ok. Once decoding begins, the | |
55 | * length is adjusted up each time a longer line is decoded | |
56 | */ | |
57 | int length; | |
58 | /* data to encode */ | |
59 | unsigned char enc_data[80]; | |
60 | /* number read on current line */ | |
61 | int line_num; | |
62 | int expect_nl; | |
63 | }; | |
4a1f3f27 DSH |
64 | |
65 | typedef struct evp_pbe_st EVP_PBE_CTL; | |
66 | DEFINE_STACK_OF(EVP_PBE_CTL) | |
7141ba31 MC |
67 | |
68 | int is_partially_overlapping(const void *ptr1, const void *ptr2, int len); |