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| 1 | +/* |
| 2 | +** SQLCipher |
| 3 | +** crypto.h developed by Stephen Lombardo (Zetetic LLC) |
| 4 | +** sjlombardo at zetetic dot net |
| 5 | +** http://zetetic.net |
| 6 | +** |
| 7 | +** Copyright (c) 2008, ZETETIC LLC |
| 8 | +** All rights reserved. |
| 9 | +** |
| 10 | +** Redistribution and use in source and binary forms, with or without |
| 11 | +** modification, are permitted provided that the following conditions are met: |
| 12 | +** * Redistributions of source code must retain the above copyright |
| 13 | +** notice, this list of conditions and the following disclaimer. |
| 14 | +** * Redistributions in binary form must reproduce the above copyright |
| 15 | +** notice, this list of conditions and the following disclaimer in the |
| 16 | +** documentation and/or other materials provided with the distribution. |
| 17 | +** * Neither the name of the ZETETIC LLC nor the |
| 18 | +** names of its contributors may be used to endorse or promote products |
| 19 | +** derived from this software without specific prior written permission. |
| 20 | +** |
| 21 | +** THIS SOFTWARE IS PROVIDED BY ZETETIC LLC ''AS IS'' AND ANY |
| 22 | +** EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 23 | +** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 24 | +** DISCLAIMED. IN NO EVENT SHALL ZETETIC LLC BE LIABLE FOR ANY |
| 25 | +** DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 26 | +** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 27 | +** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 28 | +** ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 30 | +** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | +** |
| 32 | +*/ |
| 33 | +/* BEGIN CRYPTO_IMPL */ |
| 34 | +#ifdef SQLITE_HAS_CODEC |
| 35 | +#ifndef CRYPTO_IMPL_H |
| 36 | +#define CRYPTO_IMPL_H |
| 37 | + |
| 38 | +void sqlcipher_activate(void *ctx); |
| 39 | +void sqlcipher_deactivate(); |
| 40 | +int sqlcipher_random (void *buffer, int length); |
| 41 | +int sqlcipher_hmac(unsigned char *hmac_key, int key_sz, unsigned char *in, int in_sz, unsigned char *in2, int in2_sz, unsigned char *out); |
| 42 | +int sqlcipher_kdf(const unsigned char *pass, int pass_sz, unsigned char* salt, int salt_sz, int workfactor, int key_sz, unsigned char *key); |
| 43 | +int sqlcipher_cipher(void *ctx, int mode, unsigned char *key, int key_sz, unsigned char *iv, unsigned char *in, int in_sz, unsigned char *out); |
| 44 | +int sqlcipher_set_cipher(void *ctx, const char *cipher_name); |
| 45 | +const char* sqlcipher_get_cipher(void *ctx); |
| 46 | +int sqlcipher_get_key_sz(void *ctx); |
| 47 | +int sqlcipher_get_iv_sz(void *ctx); |
| 48 | +int sqlcipher_get_block_sz(void *ctx); |
| 49 | +int sqlcipher_get_hmac_sz(void *ctx); |
| 50 | +int sqlcipher_ctx_copy(void *target_ctx, void *source_ctx); |
| 51 | +int sqlcipher_ctx_cmp(void *c1, void *c2); |
| 52 | +int sqlcipher_ctx_init(void **ctx); |
| 53 | +int sqlcipher_ctx_free(void **ctx); |
| 54 | + |
| 55 | +#endif |
| 56 | +#endif |
| 57 | +/* END CRYPTO_IMPL */ |
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