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author | Antonio Juarez <antonio.maria.juarez@live.com> | 2014-03-03 22:07:58 +0000 |
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committer | Antonio Juarez <antonio.maria.juarez@live.com> | 2014-03-03 22:07:58 +0000 |
commit | 296ae46ed8f8f6e5f986f978febad302e3df231a (patch) | |
tree | 1629164454a239308f33c9e12afb22e7f3cd8eeb /contrib/epee/include/hmac-md5.h | |
parent | changed name (diff) | |
download | monero-296ae46ed8f8f6e5f986f978febad302e3df231a.tar.xz |
moved all stuff to github
Diffstat (limited to 'contrib/epee/include/hmac-md5.h')
-rw-r--r-- | contrib/epee/include/hmac-md5.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/contrib/epee/include/hmac-md5.h b/contrib/epee/include/hmac-md5.h new file mode 100644 index 000000000..2a4e0d401 --- /dev/null +++ b/contrib/epee/include/hmac-md5.h @@ -0,0 +1,93 @@ +/* + * libEtPan! -- a mail stuff library + * + * Copyright (C) 2001, 2005 - DINH Viet Hoa + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the libEtPan! project nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* hmac-md5.h -- HMAC_MD5 functions + */ + +/* + * $Id: hmac-md5.h,v 1.1.1.1 2005/03/18 20:17:28 zautrix Exp $ + */ + +#ifndef HMAC_MD5_H +#define HMAC_MD5_H 1 + +namespace md5 +{ + + + +#define HMAC_MD5_SIZE 16 + + /* intermediate MD5 context */ + typedef struct HMAC_MD5_CTX_s { + MD5_CTX ictx, octx; + } HMAC_MD5_CTX; + + /* intermediate HMAC state + * values stored in network byte order (Big Endian) + */ + typedef struct HMAC_MD5_STATE_s { + UINT4 istate[4]; + UINT4 ostate[4]; + } HMAC_MD5_STATE; + + /* One step hmac computation + * + * digest may be same as text or key + */ + void hmac_md5(const unsigned char *text, int text_len, + const unsigned char *key, int key_len, + unsigned char digest[HMAC_MD5_SIZE]); + + /* create context from key + */ + void hmac_md5_init(HMAC_MD5_CTX *hmac, + const unsigned char *key, int key_len); + + /* precalculate intermediate state from key + */ + void hmac_md5_precalc(HMAC_MD5_STATE *hmac, + const unsigned char *key, int key_len); + + /* initialize context from intermediate state + */ + void hmac_md5_import(HMAC_MD5_CTX *hmac, HMAC_MD5_STATE *state); + +#define hmac_md5_update(hmac, text, text_len) MD5Update(&(hmac)->ictx, (text), (text_len)) + + /* finish hmac from intermediate result. Intermediate result is zeroed. + */ + void hmac_md5_final(unsigned char digest[HMAC_MD5_SIZE], + HMAC_MD5_CTX *hmac); + +} + +#endif /* HMAC_MD5_H */ |