Application example using LoRaWAN-lib MAC layer implementation for STM32 + SX1276 on OpenChirp
Dependencies: mbed LoRaWAN-lib SX1276Lib
Diff: system/crypto/cmac.h
- Revision:
- 1:352f608c3337
diff -r 92bca02df485 -r 352f608c3337 system/crypto/cmac.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/system/crypto/cmac.h Thu Nov 26 12:59:52 2015 +0000 @@ -0,0 +1,63 @@ +/************************************************************************** +Copyright (C) 2009 Lander Casado, Philippas Tsigas + +All rights reserved. + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files +(the "Software"), to deal with the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +Redistributions of source code must retain the above copyright notice, +this list of conditions and the following disclaimers. Redistributions in +binary form must reproduce the above copyright notice, this list of +conditions and the following disclaimers in the documentation and/or +other materials provided with the distribution. + +In no event shall the authors or copyright holders be liable for any special, +incidental, indirect or consequential damages of any kind, or any damages +whatsoever resulting from loss of use, data or profits, whether or not +advised of the possibility of damage, and on any theory of liability, +arising out of or in connection with the use or performance of this software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING +FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS WITH THE SOFTWARE + +*****************************************************************************/ + +#ifndef _CMAC_H_ +#define _CMAC_H_ + +#include "aes.h" + +#define AES_CMAC_KEY_LENGTH 16 +#define AES_CMAC_DIGEST_LENGTH 16 + +typedef struct _AES_CMAC_CTX { + aes_context rijndael; + uint8_t X[16]; + uint8_t M_last[16]; + uint32_t M_n; + } AES_CMAC_CTX; + +//#include <sys/cdefs.h> + +//__BEGIN_DECLS +void AES_CMAC_Init(AES_CMAC_CTX * ctx); +void AES_CMAC_SetKey(AES_CMAC_CTX * ctx, const uint8_t key[AES_CMAC_KEY_LENGTH]); +void AES_CMAC_Update(AES_CMAC_CTX * ctx, const uint8_t * data, uint32_t len); + // __attribute__((__bounded__(__string__,2,3))); +void AES_CMAC_Final(uint8_t digest[AES_CMAC_DIGEST_LENGTH], AES_CMAC_CTX * ctx); + // __attribute__((__bounded__(__minbytes__,1,AES_CMAC_DIGEST_LENGTH))); +//__END_DECLS + +#endif /* _CMAC_H_ */ +