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Cleared UBsan warnings under GCC 5.1

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This commit is contained in:
Jeffrey Walton 2015-07-17 07:13:23 -04:00
parent 3a08e02f71
commit 427e1cf028
1 changed files with 9 additions and 3 deletions
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12
iterhash.cpp
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@ -27,7 +27,9 @@ template <class T, class BASE> void IteratedHashBase<T, BASE>::Update(const byte
{
if (num+len >= blockSize)
{
memcpy(data+num, input, blockSize-num);
if(data && input)
memcpy(data+num, input, blockSize-num);
HashBlock(dataBuf);
input += (blockSize-num);
len -= (blockSize-num);
@ -36,7 +38,9 @@ template <class T, class BASE> void IteratedHashBase<T, BASE>::Update(const byte
}
else
{
memcpy(data+num, input, len);
if(data && input)
memcpy(data+num, input, len);
return;
}
}
@ -59,7 +63,9 @@ template <class T, class BASE> void IteratedHashBase<T, BASE>::Update(const byte
else
do
{ // copy input first if it's not aligned correctly
memcpy(data, input, blockSize);
if(data && input)
memcpy(data, input, blockSize);
HashBlock(dataBuf);
input+=blockSize;
len-=blockSize;