Computes the HMAC for a string. The hexadecimal string returned will be in lower case. Since 2.30
a GChecksumType to use for the HMAC
the key to use in the HMAC. [array length=key_len]
the string to compute the HMAC for
the HMAC as a hexadecimal string. The returned string should be freed with g_free() when done using it.
See Implementation
Computes the HMAC for a string. The hexadecimal string returned will be in lower case. Since 2.30