void* pblHtCurrentKey

( pblHashTable_t* h, size_t* keylen )

Get key of current item in hash table.

Documentation

Get key of current item in hash table.

Parameter keylen is optional, if it is given, it will be set to the length of the key returned.

Parameters:

h - Hash table to look in
keylen - OPT: Length of the key on return

Returns:

void * retptr != NULL: The pointer to the key of the current item.
void * retptr == NULL: An error, see pbl_errno:
PBL_ERROR_NOT_FOUND - There is no current item in the hash table.

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