27         return me->a_start - me->b_end;  in bipbuf_unused()
39     return (me->a_end - me->a_start) + me->b_end;  in bipbuf_used()
44     me->a_start = me->a_end = me->b_end = 0;  in bipbuf_init()
65     return me->a_start == me->a_end;  in bipbuf_is_empty()
72     if (me->size - me->a_end < me->a_start - me->b_end)  in __check_for_switch_to_b()
133     if (me->size < me->a_start + size)  in bipbuf_peek()
139     return (unsigned char *)me->data + me->a_start;  in bipbuf_peek()
147     *size = me->a_end - me->a_start;  in bipbuf_peek_all()
148     return (unsigned char*)me->data + me->a_start;  in bipbuf_peek_all()
157     if (me->size < me->a_start + size)  in bipbuf_poll()
160     void *end = me->data + me->a_start;  in bipbuf_poll()
161     me->a_start += size;  in bipbuf_poll()
164     if (me->a_start == me->a_end)  in bipbuf_poll()
169             me->a_start = 0;  in bipbuf_poll()
175             me->a_start = me->a_end = 0;  in bipbuf_poll()