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crypto_digest512 returns expected error value of -1

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This commit is contained in:
Chelsea H. Komlo 2016-11-17 23:02:39 -05:00
parent 9d9110f65d
commit e01b09d5ce
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GPG Key ID: 1138332F98B52EE7
1 changed files with 11 additions and 5 deletions
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16
src/common/crypto.c
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@ -1737,7 +1737,7 @@ crypto_digest256(char *digest, const char *m, size_t len,
/** Compute a 512-bit digest of <b>len</b> bytes in data stored in <b>m</b>,
* using the algorithm <b>algorithm</b>. Write the DIGEST_LEN512-byte result
* into <b>digest</b>. Return 0 on success, 1 on failure. */
* into <b>digest</b>. Return 0 on success, -1 on failure. */
int
crypto_digest512(char *digest, const char *m, size_t len,
digest_algorithm_t algorithm)
@ -1745,12 +1745,18 @@ crypto_digest512(char *digest, const char *m, size_t len,
tor_assert(m);
tor_assert(digest);
tor_assert(algorithm == DIGEST_SHA512 || algorithm == DIGEST_SHA3_512);
int ret = 0;
if (algorithm == DIGEST_SHA512)
return (SHA512((const unsigned char*)m,len,(unsigned char*)digest)
== NULL);
ret = (SHA512((const unsigned char*)m,len,(unsigned char*)digest)
!= NULL);
else
return (sha3_512((uint8_t*)digest, DIGEST512_LEN, (const uint8_t*)m, len)
== -1);
ret = (sha3_512((uint8_t*)digest, DIGEST512_LEN, (const uint8_t*)m, len)
> -1);
if (!ret)
return -1;
return 0;
}
/** Set the common_digests_t in <b>ds_out</b> to contain every digest on the