| 421 | } |
| 422 | |
| 423 | static int setup_send_zc(struct io_uring *ring, struct conn *c) |
| 424 | { |
| 425 | struct iovec *iovs; |
| 426 | void *buf; |
| 427 | int i, ret; |
| 428 | |
| 429 | if (snd_msg) |
| 430 | return 0; |
| 431 | |
| 432 | buf = c->in_br.buf; |
| 433 | iovs = calloc(nr_bufs, sizeof(struct iovec)); |
| 434 | for (i = 0; i < nr_bufs; i++) { |
| 435 | iovs[i].iov_base = buf; |
| 436 | iovs[i].iov_len = buf_size; |
| 437 | buf += buf_size; |
| 438 | } |
| 439 | |
| 440 | ret = io_uring_register_buffers(ring, iovs, nr_bufs); |
| 441 | if (ret) { |
| 442 | fprintf(stderr, "failed registering buffers: %d\n", ret); |
| 443 | free(iovs); |
| 444 | return ret; |
| 445 | } |
| 446 | free(iovs); |
| 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | /* |
| 451 | * Setup an input and output buffer ring. |
no test coverage detected