This function initializes the context with algorithm specific values.
3.3. *_nexBlock function
- The *nextBlock function is the core of each hash function. It updates the hash
+ The *_nextBlock function is the core of each hash function. It updates the hash
state with a given message block. So this function uses a context pointer and
a message pointer as parameters. The size of a message block is fixed for each
hash function (mostly 512 bit). For the last block of a messages which may be