diff options
| author | Samuel Neves <sneves@dei.uc.pt> | 2016-06-11 14:42:46 +0300 |
|---|---|---|
| committer | Samuel Neves <sneves@dei.uc.pt> | 2016-06-11 14:42:46 +0300 |
| commit | 932be4e9f5c973a2aa49656447683fbfae4cfb39 (patch) | |
| tree | 791d07b1bebe41b9567e73fed3d4cc4c6fef44a0 /ref/blake2s-ref.c | |
| parent | 64cafcff1620ab778d23057e1c7559087d7bd4e6 (diff) | |
outlen in blake2xx_final should be the output buffer size, not the hash length
Diffstat (limited to 'ref/blake2s-ref.c')
| -rw-r--r-- | ref/blake2s-ref.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/ref/blake2s-ref.c b/ref/blake2s-ref.c index 6dbcb2a..a278489 100644 --- a/ref/blake2s-ref.c +++ b/ref/blake2s-ref.c @@ -96,6 +96,7 @@ int blake2s_init_param( blake2s_state *S, const blake2s_param *P ) for( i = 0; i < 8; ++i ) S->h[i] ^= load32( &p[i * 4] ); + S->outlen = P->digest_length; return 0; } @@ -252,7 +253,7 @@ int blake2s_final( blake2s_state *S, void *out, size_t outlen ) uint8_t buffer[BLAKE2S_OUTBYTES] = {0}; size_t i; - if( out == NULL || outlen == 0 || outlen > BLAKE2S_OUTBYTES ) + if( out == NULL || outlen < S->outlen ) return -1; if( blake2s_is_lastblock( S ) ) |