CSA edition of LoRaWAN open stack
Dependents: mDot_Semtech_LoRaWAN_Stack
Fork of LoRaWAN-lib by
LoRaMacCrypto.h@0:91d1a7783bb9, 2015-10-20 (annotated)
- Committer:
- mluis
- Date:
- Tue Oct 20 13:21:26 2015 +0000
- Revision:
- 0:91d1a7783bb9
- Child:
- 2:14a5d6ad92d5
Library creation synchronized with GitHub LoRaMac-node v3.4 (https://github.com/Lora-net/LoRaMac-node)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mluis | 0:91d1a7783bb9 | 1 | /* |
mluis | 0:91d1a7783bb9 | 2 | / _____) _ | | |
mluis | 0:91d1a7783bb9 | 3 | ( (____ _____ ____ _| |_ _____ ____| |__ |
mluis | 0:91d1a7783bb9 | 4 | \____ \| ___ | (_ _) ___ |/ ___) _ \ |
mluis | 0:91d1a7783bb9 | 5 | _____) ) ____| | | || |_| ____( (___| | | | |
mluis | 0:91d1a7783bb9 | 6 | (______/|_____)_|_|_| \__)_____)\____)_| |_| |
mluis | 0:91d1a7783bb9 | 7 | (C)2013 Semtech |
mluis | 0:91d1a7783bb9 | 8 | |
mluis | 0:91d1a7783bb9 | 9 | Description: LoRa MAC layer implementation |
mluis | 0:91d1a7783bb9 | 10 | |
mluis | 0:91d1a7783bb9 | 11 | License: Revised BSD License, see LICENSE.TXT file include in the project |
mluis | 0:91d1a7783bb9 | 12 | |
mluis | 0:91d1a7783bb9 | 13 | Maintainer: Miguel Luis and Gregory Cristian |
mluis | 0:91d1a7783bb9 | 14 | */ |
mluis | 0:91d1a7783bb9 | 15 | #ifndef __LORAMAC_CRYPTO_H__ |
mluis | 0:91d1a7783bb9 | 16 | #define __LORAMAC_CRYPTO_H__ |
mluis | 0:91d1a7783bb9 | 17 | |
mluis | 0:91d1a7783bb9 | 18 | /*! |
mluis | 0:91d1a7783bb9 | 19 | * Copies size elements of src array to dst array |
mluis | 0:91d1a7783bb9 | 20 | * |
mluis | 0:91d1a7783bb9 | 21 | * \remark STM32 Standard memcpy function only works on pointers that are aligned |
mluis | 0:91d1a7783bb9 | 22 | * |
mluis | 0:91d1a7783bb9 | 23 | * \param [IN] src Source array |
mluis | 0:91d1a7783bb9 | 24 | * \param [OUT] dst Destination array |
mluis | 0:91d1a7783bb9 | 25 | * \param [IN] size Number of bytes to be copied |
mluis | 0:91d1a7783bb9 | 26 | */ |
mluis | 0:91d1a7783bb9 | 27 | #define LoRaMacMemCpy( src, dst, size ) memcpy1( dst, src, size ) |
mluis | 0:91d1a7783bb9 | 28 | |
mluis | 0:91d1a7783bb9 | 29 | /*! |
mluis | 0:91d1a7783bb9 | 30 | * Computes the LoRaMAC frame MIC field |
mluis | 0:91d1a7783bb9 | 31 | * |
mluis | 0:91d1a7783bb9 | 32 | * \param [IN] buffer Data buffer |
mluis | 0:91d1a7783bb9 | 33 | * \param [IN] size Data buffer size |
mluis | 0:91d1a7783bb9 | 34 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 35 | * \param [IN] address Frame address |
mluis | 0:91d1a7783bb9 | 36 | * \param [IN] dir Frame direction [0: uplink, 1: downlink] |
mluis | 0:91d1a7783bb9 | 37 | * \param [IN] sequenceCounter Frame sequence counter |
mluis | 0:91d1a7783bb9 | 38 | * \param [OUT] mic Computed MIC field |
mluis | 0:91d1a7783bb9 | 39 | */ |
mluis | 0:91d1a7783bb9 | 40 | void LoRaMacComputeMic( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint32_t *mic ); |
mluis | 0:91d1a7783bb9 | 41 | |
mluis | 0:91d1a7783bb9 | 42 | /*! |
mluis | 0:91d1a7783bb9 | 43 | * Computes the LoRaMAC payload encryption |
mluis | 0:91d1a7783bb9 | 44 | * |
mluis | 0:91d1a7783bb9 | 45 | * \param [IN] buffer Data buffer |
mluis | 0:91d1a7783bb9 | 46 | * \param [IN] size Data buffer size |
mluis | 0:91d1a7783bb9 | 47 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 48 | * \param [IN] address Frame address |
mluis | 0:91d1a7783bb9 | 49 | * \param [IN] dir Frame direction [0: uplink, 1: downlink] |
mluis | 0:91d1a7783bb9 | 50 | * \param [IN] sequenceCounter Frame sequence counter |
mluis | 0:91d1a7783bb9 | 51 | * \param [OUT] encBuffer Encrypted buffer |
mluis | 0:91d1a7783bb9 | 52 | */ |
mluis | 0:91d1a7783bb9 | 53 | void LoRaMacPayloadEncrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint8_t *encBuffer ); |
mluis | 0:91d1a7783bb9 | 54 | |
mluis | 0:91d1a7783bb9 | 55 | /*! |
mluis | 0:91d1a7783bb9 | 56 | * Computes the LoRaMAC payload decryption |
mluis | 0:91d1a7783bb9 | 57 | * |
mluis | 0:91d1a7783bb9 | 58 | * \param [IN] buffer Data buffer |
mluis | 0:91d1a7783bb9 | 59 | * \param [IN] size Data buffer size |
mluis | 0:91d1a7783bb9 | 60 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 61 | * \param [IN] address Frame address |
mluis | 0:91d1a7783bb9 | 62 | * \param [IN] dir Frame direction [0: uplink, 1: downlink] |
mluis | 0:91d1a7783bb9 | 63 | * \param [IN] sequenceCounter Frame sequence counter |
mluis | 0:91d1a7783bb9 | 64 | * \param [OUT] decBuffer Decrypted buffer |
mluis | 0:91d1a7783bb9 | 65 | */ |
mluis | 0:91d1a7783bb9 | 66 | void LoRaMacPayloadDecrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t address, uint8_t dir, uint32_t sequenceCounter, uint8_t *decBuffer ); |
mluis | 0:91d1a7783bb9 | 67 | |
mluis | 0:91d1a7783bb9 | 68 | /*! |
mluis | 0:91d1a7783bb9 | 69 | * Computes the LoRaMAC Join Request frame MIC field |
mluis | 0:91d1a7783bb9 | 70 | * |
mluis | 0:91d1a7783bb9 | 71 | * \param [IN] buffer Data buffer |
mluis | 0:91d1a7783bb9 | 72 | * \param [IN] size Data buffer size |
mluis | 0:91d1a7783bb9 | 73 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 74 | * \param [OUT] mic Computed MIC field |
mluis | 0:91d1a7783bb9 | 75 | */ |
mluis | 0:91d1a7783bb9 | 76 | void LoRaMacJoinComputeMic( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint32_t *mic ); |
mluis | 0:91d1a7783bb9 | 77 | |
mluis | 0:91d1a7783bb9 | 78 | /*! |
mluis | 0:91d1a7783bb9 | 79 | * Computes the LoRaMAC join frame decryption |
mluis | 0:91d1a7783bb9 | 80 | * |
mluis | 0:91d1a7783bb9 | 81 | * \param [IN] buffer Data buffer |
mluis | 0:91d1a7783bb9 | 82 | * \param [IN] size Data buffer size |
mluis | 0:91d1a7783bb9 | 83 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 84 | * \param [OUT] decBuffer Decrypted buffer |
mluis | 0:91d1a7783bb9 | 85 | */ |
mluis | 0:91d1a7783bb9 | 86 | void LoRaMacJoinDecrypt( const uint8_t *buffer, uint16_t size, const uint8_t *key, uint8_t *decBuffer ); |
mluis | 0:91d1a7783bb9 | 87 | |
mluis | 0:91d1a7783bb9 | 88 | /*! |
mluis | 0:91d1a7783bb9 | 89 | * Computes the LoRaMAC join frame decryption |
mluis | 0:91d1a7783bb9 | 90 | * |
mluis | 0:91d1a7783bb9 | 91 | * \param [IN] key AES key to be used |
mluis | 0:91d1a7783bb9 | 92 | * \param [IN] appNonce Application nonce |
mluis | 0:91d1a7783bb9 | 93 | * \param [IN] devNonce Device nonce |
mluis | 0:91d1a7783bb9 | 94 | * \param [OUT] nwkSKey Network session key |
mluis | 0:91d1a7783bb9 | 95 | * \param [OUT] appSKey Application session key |
mluis | 0:91d1a7783bb9 | 96 | */ |
mluis | 0:91d1a7783bb9 | 97 | void LoRaMacJoinComputeSKeys( const uint8_t *key, const uint8_t *appNonce, uint16_t devNonce, uint8_t *nwkSKey, uint8_t *appSKey ); |
mluis | 0:91d1a7783bb9 | 98 | |
mluis | 0:91d1a7783bb9 | 99 | #endif // __LORAMAC_CRYPTO_H__ |