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