| 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | |
| 3 | #include <linux/net.h> |
| 4 | #include <linux/uio.h> |
| 5 | |
| 6 | #include "alloc_cache.h" |
| 7 | |
| 8 | struct io_async_msghdr { |
| 9 | #if defined(CONFIG_NET) |
| 10 | union { |
| 11 | struct iovec fast_iov[UIO_FASTIOV]; |
| 12 | struct { |
| 13 | struct iovec fast_iov_one; |
| 14 | __kernel_size_t controllen; |
| 15 | int namelen; |
| 16 | __kernel_size_t payloadlen; |
| 17 | }; |
| 18 | struct io_cache_entry cache; |
| 19 | }; |
| 20 | /* points to an allocated iov, if NULL we use fast_iov instead */ |
| 21 | struct iovec *free_iov; |
| 22 | struct sockaddr __user *uaddr; |
| 23 | struct msghdr msg; |
| 24 | struct sockaddr_storage addr; |
| 25 | #endif |
| 26 | }; |
| 27 | |
| 28 | #if defined(CONFIG_NET) |
| 29 | |
| 30 | struct io_async_connect { |
| 31 | struct sockaddr_storage address; |
| 32 | }; |
| 33 | |
| 34 | int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 35 | int io_shutdown(struct io_kiocb *req, unsigned int issue_flags); |
| 36 | |
| 37 | int io_sendmsg_prep_async(struct io_kiocb *req); |
| 38 | void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req); |
| 39 | int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 40 | int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags); |
| 41 | |
| 42 | int io_send(struct io_kiocb *req, unsigned int issue_flags); |
| 43 | int io_send_prep_async(struct io_kiocb *req); |
| 44 | |
| 45 | int io_recvmsg_prep_async(struct io_kiocb *req); |
| 46 | int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 47 | int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags); |
| 48 | int io_recv(struct io_kiocb *req, unsigned int issue_flags); |
| 49 | |
| 50 | void io_sendrecv_fail(struct io_kiocb *req); |
| 51 | |
| 52 | int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 53 | int io_accept(struct io_kiocb *req, unsigned int issue_flags); |
| 54 | |
| 55 | int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 56 | int io_socket(struct io_kiocb *req, unsigned int issue_flags); |
| 57 | |
| 58 | int io_connect_prep_async(struct io_kiocb *req); |
| 59 | int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 60 | int io_connect(struct io_kiocb *req, unsigned int issue_flags); |
| 61 | |
| 62 | int io_send_zc(struct io_kiocb *req, unsigned int issue_flags); |
| 63 | int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags); |
| 64 | int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); |
| 65 | void io_send_zc_cleanup(struct io_kiocb *req); |
| 66 | |
| 67 | void io_netmsg_cache_free(struct io_cache_entry *entry); |
| 68 | #else |
| 69 | static inline void io_netmsg_cache_free(struct io_cache_entry *entry) |
| 70 | { |
| 71 | } |
| 72 | #endif |