Lines Matching defs:buf
146 char buf[128];
243 if (read(to_host[0], buf, sizeof(buf)) < 1)
392 if (read(to_guest[0], buf, sizeof(buf)) < 1)
425 if (read(to_guest[0], buf, sizeof(buf)) < 1)
448 char buf[28];
542 err = vringh_iov_pull_user(&riov, buf, 5);
545 assert(buf[0] == 'a');
547 assert(vringh_iov_pull_user(&riov, buf, 5) == 0);
549 memcpy(buf, "bcdef", 5);
550 err = vringh_iov_push_user(&wiov, buf, 5);
555 assert(vringh_iov_push_user(&wiov, buf, 5) == 0);
608 err = vringh_iov_pull_user(&riov, buf, 3);
611 assert(buf[0] == (char)i);
612 assert(err < 2 || buf[1] == (char)(i + 1));
613 assert(err < 3 || buf[2] == (char)(i + 2));
741 err = vringh_iov_pull_user(&riov, buf, 29);
746 assert(buf[i] == i);