sas2026/tiny-AES
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Update aes.c

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This commit is contained in:
kokke
2017-12-01 01:44:23 +01:00
committed by GitHub
parent bdfd794b80
commit f92f371438
1 changed files with 2 additions and 2 deletions
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4
aes.c
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@@ -612,7 +612,7 @@ void AES_CTR_xcrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, con
int i, j; int i, j;
for (i = 0; i < length; ++i) for (i = 0; i < length; ++i)
{ {
if ((i & 0x0F) == 0) if ((i & (BLOCKLEN - 1)) == 0)
{ {
memcpy(buffer, counter, BLOCKLEN); memcpy(buffer, counter, BLOCKLEN);
state = (state_t*)buffer; state = (state_t*)buffer;
@@ -629,7 +629,7 @@ void AES_CTR_xcrypt_buffer(uint8_t* output, uint8_t* input, uint32_t length, con
} }
} }
output[i] = (input[i] ^ buffer[(i & 0x0F)]); output[i] = (input[i] ^ buffer[(i & (BLOCKLEN - 1))]);
} }
} }