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zip_crypto_gnutls.h
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1 /*
2  zip_crypto_gnutls.h -- definitions for GnuTLS wrapper.
3  Copyright (C) 2018-2021 Dieter Baron and Thomas Klausner
4 
5  This file is part of libzip, a library to manipulate ZIP archives.
6  The authors can be contacted at <info@libzip.org>
7 
8  Redistribution and use in source and binary forms, with or without
9  modification, are permitted provided that the following conditions
10  are met:
11  1. Redistributions of source code must retain the above copyright
12  notice, this list of conditions and the following disclaimer.
13  2. Redistributions in binary form must reproduce the above copyright
14  notice, this list of conditions and the following disclaimer in
15  the documentation and/or other materials provided with the
16  distribution.
17  3. The names of the authors may not be used to endorse or promote
18  products derived from this software without specific prior
19  written permission.
20 
21  THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS
22  OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
23  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
25  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
27  GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
29  IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
31  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33 
34 #ifndef HAD_ZIP_CRYPTO_GNUTLS_H
35 #define HAD_ZIP_CRYPTO_GNUTLS_H
36 
37 #define HAVE_SECURE_RANDOM
38 
39 #include <nettle/aes.h>
40 #include <nettle/pbkdf2.h>
41 
42 #include <gnutls/gnutls.h>
43 
44 #include <gnutls/crypto.h>
45 
46 typedef struct {
47  union {
48  struct aes128_ctx ctx_128;
49  struct aes192_ctx ctx_192;
50  struct aes256_ctx ctx_256;
51  } ctx;
52  zip_uint16_t key_size;
53 } _zip_crypto_aes_t;
54 
55 #define _zip_crypto_hmac_t gnutls_hmac_hd_t
56 
57 void _zip_crypto_aes_free(_zip_crypto_aes_t *aes);
58 bool _zip_crypto_aes_encrypt_block(_zip_crypto_aes_t *aes, const zip_uint8_t *in, zip_uint8_t *out);
59 _zip_crypto_aes_t *_zip_crypto_aes_new(const zip_uint8_t *key, zip_uint16_t key_size, zip_error_t *error);
60 
61 #define _zip_crypto_hmac(hmac, data, length) (gnutls_hmac(*(hmac), (data), (length)) == 0)
62 void _zip_crypto_hmac_free(_zip_crypto_hmac_t *hmac);
63 _zip_crypto_hmac_t *_zip_crypto_hmac_new(const zip_uint8_t *secret, zip_uint64_t secret_length, zip_error_t *error);
64 #define _zip_crypto_hmac_output(hmac, data) (gnutls_hmac_output(*(hmac), (data)), true)
65 
66 #define _zip_crypto_pbkdf2(key, key_length, salt, salt_length, iterations, output, output_length) (pbkdf2_hmac_sha1((key_length), (key), (iterations), (salt_length), (salt), (output_length), (output)), true)
67 
68 #endif /* HAD_ZIP_CRYPTO_GNUTLS_H */
in
const lzma_allocator const uint8_t * in
Definition: block.h:527
out
const lzma_allocator const uint8_t size_t uint8_t * out
Definition: block.h:528
key
static static sync static getppid static getegid const char static filename char static len const char char static bufsiz static mask static vfork const void static prot static getpgrp const char static swapflags static arg static fd static protocol static who struct sockaddr static addrlen static backlog struct timeval struct timezone static tz const struct iovec static count static mode const void const struct sockaddr static tolen const char static pathname void static offset struct stat static buf void long static basep static whence static length const void static len key
Definition: sflib.h:118
_zip_crypto_aes_t
Definition: zip_crypto_gnutls.h:46
_zip_crypto_hmac_s
Definition: zip_crypto_win.c:379
aes128_ctx
Definition: aes.h:78
aes192_ctx
Definition: aes.h:99
aes256_ctx
Definition: aes.h:120
zip_error
Definition: zip.h:284
error
void error(const char *msg)
Definition: untgz.c:593
_zip_crypto_aes_encrypt_block
bool _zip_crypto_aes_encrypt_block(_zip_crypto_aes_t *aes, const zip_uint8_t *in, zip_uint8_t *out)
Definition: zip_crypto_commoncrypto.c:54
_zip_crypto_hmac_free
void _zip_crypto_hmac_free(_zip_crypto_hmac_t *hmac)
Definition: zip_crypto_commoncrypto.c:88
_zip_crypto_aes_free
void _zip_crypto_aes_free(_zip_crypto_aes_t *aes)
Definition: zip_crypto_commoncrypto.c:44
_zip_crypto_aes_new
_zip_crypto_aes_t * _zip_crypto_aes_new(const zip_uint8_t *key, zip_uint16_t key_size, zip_error_t *error)
Definition: zip_crypto_commoncrypto.c:62
_zip_crypto_hmac_new
_zip_crypto_hmac_t * _zip_crypto_hmac_new(const zip_uint8_t *secret, zip_uint64_t secret_length, zip_error_t *error)
Definition: zip_crypto_commoncrypto.c:99
_zip_crypto_aes_t
struct _zip_crypto_aes_s _zip_crypto_aes_t
Definition: zip_crypto_win.h:39
zip_uint64_t
uint64_t zip_uint64_t
Definition: zipconf.h:39
zip_uint8_t
uint8_t zip_uint8_t
Definition: zipconf.h:33
zip_uint16_t
uint16_t zip_uint16_t
Definition: zipconf.h:35