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Alain Mosnier 2017-12-13 12:00:03 +01:00
parent 047f309134
commit ccc3d23b29
1 changed files with 3 additions and 0 deletions
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sha-256.c
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@ -134,6 +134,9 @@ static int calc_chunk(uint8_t chunk[CHUNK_SIZE], struct buffer_state * state)
* - sizeof size_t is assumed to be either 8, 16, 32 or 64. Otherwise, the results are unpredictable. * - sizeof size_t is assumed to be either 8, 16, 32 or 64. Otherwise, the results are unpredictable.
* - Since input is a pointer in RAM, the data to hash should be in RAM, which could be a problem * - Since input is a pointer in RAM, the data to hash should be in RAM, which could be a problem
* for large data sizes. * for large data sizes.
* - SHA algorithms theoritically operate on bit strings. However, this implementation has no support
* for bit string lengths that are not multiples of eight, and it really operates on arrays of bytes.
* the len parameter is a number of bytes.
*/ */
void calc_sha_256(uint8_t hash[32], const void * input, size_t len) void calc_sha_256(uint8_t hash[32], const void * input, size_t len)
{ {