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 8struct 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 30struct io_async_connect { 31 struct sockaddr_storage address; 32}; 33 34int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 35int io_shutdown(struct io_kiocb *req, unsigned int issue_flags); 36 37int io_sendmsg_prep_async(struct io_kiocb *req); 38void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req); 39int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 40int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags); 41 42int io_send(struct io_kiocb *req, unsigned int issue_flags); 43int io_send_prep_async(struct io_kiocb *req); 44 45int io_recvmsg_prep_async(struct io_kiocb *req); 46int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 47int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags); 48int io_recv(struct io_kiocb *req, unsigned int issue_flags); 49 50void io_sendrecv_fail(struct io_kiocb *req); 51 52int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 53int io_accept(struct io_kiocb *req, unsigned int issue_flags); 54 55int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 56int io_socket(struct io_kiocb *req, unsigned int issue_flags); 57 58int io_connect_prep_async(struct io_kiocb *req); 59int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 60int io_connect(struct io_kiocb *req, unsigned int issue_flags); 61 62int io_send_zc(struct io_kiocb *req, unsigned int issue_flags); 63int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags); 64int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 65void io_send_zc_cleanup(struct io_kiocb *req); 66 67void io_netmsg_cache_free(struct io_cache_entry *entry); 68#else 69static inline void io_netmsg_cache_free(struct io_cache_entry *entry) 70{ 71} 72#endif 73