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author | kokke <spam@rowdy.dk> | 2017-12-01 01:39:34 +0100 |
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committer | GitHub <noreply@github.com> | 2017-12-01 01:39:34 +0100 |
commit | bfd5cc90bcd3221ec17e5e8675ff771ffb54168e (patch) | |
tree | d7e4a3151c0fff7d885b480e5cea5fbd93245aae | |
parent | Update aes.h (diff) | |
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-rw-r--r-- | aes.c | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -600,11 +600,12 @@ void AES_CBC_decrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, co #if defined(CTR) && (CTR == 1) -void AES_CTR_xcrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* iv) +/* Symmetrical operation: same function for encrypting as for decrypting. Note any IV/nonce should never be reused with the same key */ +void AES_CTR_xcrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, const uint8_t* key, const uint8_t* nonce) { uint8_t buffer[BLOCKLEN], counter[BLOCKLEN]; - memcpy(counter, iv, BLOCKLEN); + memcpy(counter, nonce, BLOCKLEN); Key = key; KeyExpansion(); |