a #GChecksumType to use for the HMAC
the key to use in the HMAC
binary blob to compute the HMAC of
length of @data
Return: the HMAC of the binary data as a string in hexadecimal. The returned string should be freed with g_free() when done using it.
2.30
Computes the HMAC for a binary @data of @length. This is a convenience wrapper for g_hmac_new(), g_hmac_get_string() and g_hmac_unref().
The hexadecimal string returned will be in lower case.