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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)
9struct 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
27struct io_async_connect {
28 struct sockaddr_storage address;
29};
30
31int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
32int io_shutdown(struct io_kiocb *req, unsigned int issue_flags);
33
34int io_sendmsg_prep_async(struct io_kiocb *req);
35void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req);
36int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
37int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags);
38
39int io_send(struct io_kiocb *req, unsigned int issue_flags);
40int io_send_prep_async(struct io_kiocb *req);
41
42int io_recvmsg_prep_async(struct io_kiocb *req);
43int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
44int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags);
45int io_recv(struct io_kiocb *req, unsigned int issue_flags);
46
47void io_sendrecv_fail(struct io_kiocb *req);
48
49int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
50int io_accept(struct io_kiocb *req, unsigned int issue_flags);
51
52int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
53int io_socket(struct io_kiocb *req, unsigned int issue_flags);
54
55int io_connect_prep_async(struct io_kiocb *req);
56int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
57int io_connect(struct io_kiocb *req, unsigned int issue_flags);
58
59int io_send_zc(struct io_kiocb *req, unsigned int issue_flags);
60int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags);
61int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
62void io_send_zc_cleanup(struct io_kiocb *req);
63
64void io_netmsg_cache_free(struct io_cache_entry *entry);
65#else
66static inline void io_netmsg_cache_free(struct io_cache_entry *entry)
67{
68}
69#endif