A simple CyaSSL-based HMAC-MD5 implementation. Licensed under GPL v2.
Dependents: RFrec_full RFtrans_full
The output will be base64-encoded, with trailing "==", like this:
j62o/jZsAZD9i9m+32lIuQ==
Example
#include "mbed.h" #include "hmac_md5.h" Serial pc(USBTX, USBRX); // tx, rx void main(void) { const char * key = "MySecretKey"; const char * text = "message to be signed"; char output[26]; HMAC_MD5(key, text, output); printf("result = %s\n", output); while(true){} }
md5.h@0:83f3dcfa5c8f, 2013-02-06 (annotated)
- Committer:
- igrokhotkov
- Date:
- Wed Feb 06 20:35:03 2013 +0000
- Revision:
- 0:83f3dcfa5c8f
initial revision
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
igrokhotkov | 0:83f3dcfa5c8f | 1 | /* md5.h |
igrokhotkov | 0:83f3dcfa5c8f | 2 | * |
igrokhotkov | 0:83f3dcfa5c8f | 3 | * Copyright (C) 2006-2012 Sawtooth Consulting Ltd. |
igrokhotkov | 0:83f3dcfa5c8f | 4 | * |
igrokhotkov | 0:83f3dcfa5c8f | 5 | * This file is part of CyaSSL. |
igrokhotkov | 0:83f3dcfa5c8f | 6 | * |
igrokhotkov | 0:83f3dcfa5c8f | 7 | * CyaSSL is free software; you can redistribute it and/or modify |
igrokhotkov | 0:83f3dcfa5c8f | 8 | * it under the terms of the GNU General Public License as published by |
igrokhotkov | 0:83f3dcfa5c8f | 9 | * the Free Software Foundation; either version 2 of the License, or |
igrokhotkov | 0:83f3dcfa5c8f | 10 | * (at your option) any later version. |
igrokhotkov | 0:83f3dcfa5c8f | 11 | * |
igrokhotkov | 0:83f3dcfa5c8f | 12 | * CyaSSL is distributed in the hope that it will be useful, |
igrokhotkov | 0:83f3dcfa5c8f | 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
igrokhotkov | 0:83f3dcfa5c8f | 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
igrokhotkov | 0:83f3dcfa5c8f | 15 | * GNU General Public License for more details. |
igrokhotkov | 0:83f3dcfa5c8f | 16 | * |
igrokhotkov | 0:83f3dcfa5c8f | 17 | * You should have received a copy of the GNU General Public License |
igrokhotkov | 0:83f3dcfa5c8f | 18 | * along with this program; if not, write to the Free Software |
igrokhotkov | 0:83f3dcfa5c8f | 19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
igrokhotkov | 0:83f3dcfa5c8f | 20 | */ |
igrokhotkov | 0:83f3dcfa5c8f | 21 | |
igrokhotkov | 0:83f3dcfa5c8f | 22 | #ifndef NO_MD5 |
igrokhotkov | 0:83f3dcfa5c8f | 23 | |
igrokhotkov | 0:83f3dcfa5c8f | 24 | #ifndef CTAO_CRYPT_MD5_H |
igrokhotkov | 0:83f3dcfa5c8f | 25 | #define CTAO_CRYPT_MD5_H |
igrokhotkov | 0:83f3dcfa5c8f | 26 | |
igrokhotkov | 0:83f3dcfa5c8f | 27 | #include "types.h" |
igrokhotkov | 0:83f3dcfa5c8f | 28 | |
igrokhotkov | 0:83f3dcfa5c8f | 29 | #ifdef __cplusplus |
igrokhotkov | 0:83f3dcfa5c8f | 30 | extern "C" { |
igrokhotkov | 0:83f3dcfa5c8f | 31 | #endif |
igrokhotkov | 0:83f3dcfa5c8f | 32 | |
igrokhotkov | 0:83f3dcfa5c8f | 33 | |
igrokhotkov | 0:83f3dcfa5c8f | 34 | /* in bytes */ |
igrokhotkov | 0:83f3dcfa5c8f | 35 | enum { |
igrokhotkov | 0:83f3dcfa5c8f | 36 | #ifdef STM32F2_CRYPTO |
igrokhotkov | 0:83f3dcfa5c8f | 37 | MD5_REG_SIZE = 4, /* STM32 register size, bytes */ |
igrokhotkov | 0:83f3dcfa5c8f | 38 | #endif |
igrokhotkov | 0:83f3dcfa5c8f | 39 | MD5 = 0, /* hash type unique */ |
igrokhotkov | 0:83f3dcfa5c8f | 40 | MD5_BLOCK_SIZE = 64, |
igrokhotkov | 0:83f3dcfa5c8f | 41 | MD5_DIGEST_SIZE = 16, |
igrokhotkov | 0:83f3dcfa5c8f | 42 | MD5_PAD_SIZE = 56 |
igrokhotkov | 0:83f3dcfa5c8f | 43 | }; |
igrokhotkov | 0:83f3dcfa5c8f | 44 | |
igrokhotkov | 0:83f3dcfa5c8f | 45 | |
igrokhotkov | 0:83f3dcfa5c8f | 46 | /* MD5 digest */ |
igrokhotkov | 0:83f3dcfa5c8f | 47 | typedef struct Md5 { |
igrokhotkov | 0:83f3dcfa5c8f | 48 | word32 buffLen; /* in bytes */ |
igrokhotkov | 0:83f3dcfa5c8f | 49 | word32 loLen; /* length in bytes */ |
igrokhotkov | 0:83f3dcfa5c8f | 50 | word32 hiLen; /* length in bytes */ |
igrokhotkov | 0:83f3dcfa5c8f | 51 | word32 digest[MD5_DIGEST_SIZE / sizeof(word32)]; |
igrokhotkov | 0:83f3dcfa5c8f | 52 | word32 buffer[MD5_BLOCK_SIZE / sizeof(word32)]; |
igrokhotkov | 0:83f3dcfa5c8f | 53 | } Md5; |
igrokhotkov | 0:83f3dcfa5c8f | 54 | |
igrokhotkov | 0:83f3dcfa5c8f | 55 | |
igrokhotkov | 0:83f3dcfa5c8f | 56 | CYASSL_API void InitMd5(Md5*); |
igrokhotkov | 0:83f3dcfa5c8f | 57 | CYASSL_API void Md5Update(Md5*, const byte*, word32); |
igrokhotkov | 0:83f3dcfa5c8f | 58 | CYASSL_API void Md5Final(Md5*, byte*); |
igrokhotkov | 0:83f3dcfa5c8f | 59 | |
igrokhotkov | 0:83f3dcfa5c8f | 60 | |
igrokhotkov | 0:83f3dcfa5c8f | 61 | #ifdef __cplusplus |
igrokhotkov | 0:83f3dcfa5c8f | 62 | } /* extern "C" */ |
igrokhotkov | 0:83f3dcfa5c8f | 63 | #endif |
igrokhotkov | 0:83f3dcfa5c8f | 64 | |
igrokhotkov | 0:83f3dcfa5c8f | 65 | #endif /* CTAO_CRYPT_MD5_H */ |
igrokhotkov | 0:83f3dcfa5c8f | 66 | #endif /* NO_MD5 */ |