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This commit is contained in:
Frank Denis
2017-12-13 00:03:01 +01:00
parent 1d85e73d8f
commit a1d438c8ba
1 changed files with 3 additions and 3 deletions
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src/libsodium/crypto_generichash/blake2b/ref/blake2b-ref.c
+3 -3
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@@ -203,7 +203,7 @@ blake2b_init_key(blake2b_state *S, const uint8_t outlen, const void *key,
{
uint8_t block[BLAKE2B_BLOCKBYTES];
memset(block, 0, BLAKE2B_BLOCKBYTES);
memcpy(block, key, keylen);
memcpy(block, key, keylen); /* keylen cannot be 0 */
blake2b_update(S, block, BLAKE2B_BLOCKBYTES);
sodium_memzero(block, BLAKE2B_BLOCKBYTES); /* Burn the key from stack */
}
@@ -249,7 +249,7 @@ blake2b_init_key_salt_personal(blake2b_state *S, const uint8_t outlen,
{
uint8_t block[BLAKE2B_BLOCKBYTES];
memset(block, 0, BLAKE2B_BLOCKBYTES);
memcpy(block, key, keylen);
memcpy(block, key, keylen); /* keylen cannot be 0 */
blake2b_update(S, block, BLAKE2B_BLOCKBYTES);
sodium_memzero(block, BLAKE2B_BLOCKBYTES); /* Burn the key from stack */
}
@@ -320,7 +320,7 @@ blake2b_final(blake2b_state *S, uint8_t *out, uint8_t outlen)
STORE64_LE(buffer + 8 * 5, S->h[5]);
STORE64_LE(buffer + 8 * 6, S->h[6]);
STORE64_LE(buffer + 8 * 7, S->h[7]);
memcpy(out, buffer, outlen);
memcpy(out, buffer, outlen); /* outlen <= BLAKE2B_OUTBYTES (64) */
sodium_memzero(S->h, sizeof S->h);
sodium_memzero(S->buf, sizeof S->buf);