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Problem with BLAKE2x HMAC when the data was zero-length

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This commit is contained in:
Rhys Weatherley
2018-06-18 16:07:46 +10:00
parent 5db9e834f2
commit 9bbf74a414
3 changed files with 5 additions and 4 deletions
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4
libraries/Crypto/BLAKE2b.cpp
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@@ -240,7 +240,7 @@ void BLAKE2b::resetHMAC(const void *key, size_t keyLen)
{
formatHMACKey(state.m, key, keyLen, 0x36);
state.lengthLow += 128;
processChunk(0);
state.chunkSize = 128;
}
void BLAKE2b::finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)
@@ -249,7 +249,7 @@ void BLAKE2b::finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t ha
finalize(temp, sizeof(temp));
formatHMACKey(state.m, key, keyLen, 0x5C);
state.lengthLow += 128;
processChunk(0);
state.chunkSize = 128;
update(temp, sizeof(temp));
finalize(hash, hashLen);
clean(temp);

4
libraries/Crypto/BLAKE2s.cpp
View File

@@ -234,7 +234,7 @@ void BLAKE2s::resetHMAC(const void *key, size_t keyLen)
{
formatHMACKey(state.m, key, keyLen, 0x36);
state.length += 64;
processChunk(0);
state.chunkSize = 64;
}
void BLAKE2s::finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t hashLen)
@@ -243,7 +243,7 @@ void BLAKE2s::finalizeHMAC(const void *key, size_t keyLen, void *hash, size_t ha
finalize(temp, sizeof(temp));
formatHMACKey(state.m, key, keyLen, 0x5C);
state.length += 64;
processChunk(0);
state.chunkSize = 64;
update(temp, sizeof(temp));
finalize(hash, hashLen);
clean(temp);