static void rng_egd_chr_read(void *opaque, const uint8_t *buf, int size) { RngEgd *s = RNG_EGD(opaque); size_t buf_offset = 0; while (size > 0 && s->parent.requests) { RngRequest *req = s->parent.requests->data; int len = MIN(size, req->size - req->offset); memcpy(req->data + req->offset, buf + buf_offset, len); buf_offset += len; req->offset += len; size -= len; if (req->offset == req->size) { s->parent.requests = g_slist_remove_link(s->parent.requests, s->parent.requests); req->receive_entropy(req->opaque, req->data, req->size); rng_egd_free_request(req); } } }