Type Definition esp_idf_bindgen::esp_hmac_sha256_vector_t

type esp_hmac_sha256_vector_t = Option<unsafe extern "C" fn(key: *const c_uchar, key_len: c_int, num_elem: c_int, addr: *mut *const c_uchar, len: *const c_int, mac: *mut c_uchar) -> c_int>;

@brief The SHA256 callback function when do WPS connect.

@param key Key for HMAC operations. @param key_len Length of the key in bytes. @param num_elem Number of elements in the data vector. @param addr Pointers to the data areas. @param len Lengths of the data blocks. @param mac Buffer for the hash (32 bytes).