comparison: libidav/crypto.h
libidav/crypto.h
- changeset 40
- a95ee94b9204
- child 75
- 56962faf2b42
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| 39:3e55bed345f9 | 40:a95ee94b9204 |
|---|---|
| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2013 Olaf Wintermann. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 26 * POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #ifndef DAV_CRYPTO_H | |
| 30 #define DAV_CRYPTO_H | |
| 31 | |
| 32 #include "webdav.h" | |
| 33 #include <openssl/evp.h> | |
| 34 #include <ucx/string.h> | |
| 35 | |
| 36 #ifdef __cplusplus | |
| 37 extern "C" { | |
| 38 #endif | |
| 39 | |
| 40 typedef struct { | |
| 41 EVP_CIPHER_CTX ctx; | |
| 42 void *stream; | |
| 43 dav_write_func write; | |
| 44 DavKey *key; | |
| 45 int init; | |
| 46 unsigned char ivtmp[16]; | |
| 47 size_t ivpos; | |
| 48 } AESDecrypter; | |
| 49 | |
| 50 typedef struct { | |
| 51 EVP_CIPHER_CTX ctx; | |
| 52 void *iv; | |
| 53 size_t ivlen; | |
| 54 void *stream; | |
| 55 dav_read_func read; | |
| 56 char *tmp; | |
| 57 size_t tmplen; | |
| 58 size_t tmpoff; | |
| 59 int end; | |
| 60 } AESEncrypter; | |
| 61 | |
| 62 AESDecrypter* aes_decrypter_new(DavKey *key, void *stream, dav_write_func write_func); | |
| 63 size_t aes_write(const void *buf, size_t s, size_t n, AESDecrypter *dec); | |
| 64 void aes_decrypter_close(AESDecrypter *dec); | |
| 65 void aes_decrypter_close2(EVP_CIPHER_CTX *ctx); | |
| 66 | |
| 67 AESEncrypter* aes_encrypter_new(DavKey *key, void *stream, dav_read_func read_func); | |
| 68 size_t aes_read(void *buf, size_t s, size_t n, AESEncrypter *enc); | |
| 69 void aes_encrypter_close(AESEncrypter *enc); | |
| 70 | |
| 71 char* aes_encrypt(char *in, DavKey *key); | |
| 72 char* aes_decrypt(char *in, DavKey *key); | |
| 73 | |
| 74 #ifdef __cplusplus | |
| 75 } | |
| 76 #endif | |
| 77 | |
| 78 #endif /* DAV_CRYPTO_H */ | |
| 79 |
