diff options
Diffstat (limited to 'src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c')
| -rw-r--r-- | src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c b/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c index 9cc7ede..2610477 100644 --- a/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c +++ b/src/libsodium/crypto_generichash/blake2/ref/blake2b-ref.c @@ -43,11 +43,13 @@ static const uint8_t blake2b_sigma[12][16] = }; +/* LCOV_EXCL_START */ static inline int blake2b_set_lastnode( blake2b_state *S ) { S->f[1] = ~0ULL; return 0; } +/* LCOV_EXCL_STOP */ #if 0 static inline int blake2b_clear_lastnode( blake2b_state *S ) { @@ -387,12 +389,15 @@ int blake2b_final( blake2b_state *S, uint8_t *out, uint8_t outlen ) uint8_t buffer[BLAKE2B_OUTBYTES]; int i; + if( outlen > BLAKE2B_OUTBYTES ) { + return -1; + } if( S->buflen > BLAKE2B_BLOCKBYTES ) { blake2b_increment_counter( S, BLAKE2B_BLOCKBYTES ); blake2b_compress( S, S->buf ); S->buflen -= BLAKE2B_BLOCKBYTES; - memcpy( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen ); + memmove( S->buf, S->buf + BLAKE2B_BLOCKBYTES, S->buflen ); } blake2b_increment_counter( S, S->buflen ); |