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1 /* |
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 * |
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4 * Copyright 2013 Olaf Wintermann. All rights reserved. |
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5 * |
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6 * Redistribution and use in source and binary forms, with or without |
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7 * modification, are permitted provided that the following conditions are met: |
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8 * |
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9 * 1. Redistributions of source code must retain the above copyright |
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10 * notice, this list of conditions and the following disclaimer. |
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11 * |
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12 * 2. Redistributions in binary form must reproduce the above copyright |
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13 * notice, this list of conditions and the following disclaimer in the |
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14 * documentation and/or other materials provided with the distribution. |
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15 * |
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 * POSSIBILITY OF SUCH DAMAGE. |
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27 */ |
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28 |
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29 #ifndef DAV_CRYPTO_H |
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30 #define DAV_CRYPTO_H |
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31 |
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32 #include "webdav.h" |
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33 #include "config.h" |
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34 #include <openssl/evp.h> |
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35 |
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36 #ifdef __cplusplus |
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37 extern "C" { |
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38 #endif |
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39 |
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40 typedef struct { |
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41 EVP_CIPHER_CTX ctx; |
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42 void *stream; |
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43 dav_write_func write; |
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44 } AESDecrypter; |
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45 |
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46 typedef struct { |
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47 EVP_CIPHER_CTX ctx; |
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48 void *stream; |
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49 dav_read_func read; |
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50 char *tmp; |
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51 size_t tmplen; |
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52 size_t tmpoff; |
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53 int end; |
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54 } AESEncrypter; |
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55 |
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56 AESDecrypter* aes_decrypter_new(Key *key, void *stream, dav_write_func write_func); |
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57 size_t aes_write(const void *buf, size_t s, size_t n, AESDecrypter *dec); |
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58 void aes_decrypter_close(AESDecrypter *dec); |
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59 void aes_decrypter_close2(EVP_CIPHER_CTX *ctx); |
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60 |
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61 AESEncrypter* aes_encrypter_new(Key *key, void *stream, dav_read_func read_func); |
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62 size_t aes_read(void *buf, size_t s, size_t n, AESEncrypter *enc); |
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63 void aes_encrypter_close(AESEncrypter *enc); |
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64 |
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65 #ifdef __cplusplus |
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66 } |
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67 #endif |
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68 |
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69 #endif /* DAV_CRYPTO_H */ |
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70 |