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 #if defined(CONFIG_NET) 9 struct io_async_msghdr { 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 }; 26 27 struct io_async_connect { 28 struct sockaddr_storage address; 29 }; 30 31 int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 32 int io_shutdown(struct io_kiocb *req, unsigned int issue_flags); 33 34 int io_sendzc_prep_async(struct io_kiocb *req); 35 int io_sendmsg_prep_async(struct io_kiocb *req); 36 void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req); 37 int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 38 int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags); 39 int io_send(struct io_kiocb *req, unsigned int issue_flags); 40 41 int io_recvmsg_prep_async(struct io_kiocb *req); 42 int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 43 int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags); 44 int io_recv(struct io_kiocb *req, unsigned int issue_flags); 45 46 int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 47 int io_accept(struct io_kiocb *req, unsigned int issue_flags); 48 49 int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 50 int io_socket(struct io_kiocb *req, unsigned int issue_flags); 51 52 int io_connect_prep_async(struct io_kiocb *req); 53 int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 54 int io_connect(struct io_kiocb *req, unsigned int issue_flags); 55 56 int io_sendzc(struct io_kiocb *req, unsigned int issue_flags); 57 int io_sendzc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe); 58 59 void io_netmsg_cache_free(struct io_cache_entry *entry); 60 #else 61 static inline void io_netmsg_cache_free(struct io_cache_entry *entry) 62 { 63 } 64 #endif 65