i2c_port_iter
typedef struct i2c_port_iter i2c_port_iter_t;
extern void i2c_port_iter(i2c_port_t *, i2c_port_f, void *);
(void) i2c_port_iter(port, i2c_addr_free_shared_cb, &alloc);
i2c_port_iter(port, i2c_addr_alloc_shared_cb, &alloc);