[linux-block.git] / io_uring / net.h

// SPDX-License-Identifier: GPL-2.0

#include <linux/net.h>
#include <linux/uio.h>

#include "alloc_cache.h"

struct io_async_msghdr {
#if defined(CONFIG_NET)
	union {
		struct iovec		fast_iov[UIO_FASTIOV];
		struct {
			struct iovec	fast_iov_one;
			__kernel_size_t	controllen;
			int		namelen;
			__kernel_size_t	payloadlen;
		};
		struct io_cache_entry	cache;
	};
	/* points to an allocated iov, if NULL we use fast_iov instead */
	struct iovec			*free_iov;
	struct sockaddr __user		*uaddr;
	struct msghdr			msg;
	struct sockaddr_storage		addr;
#endif
};

#if defined(CONFIG_NET)

struct io_async_connect {
	struct sockaddr_storage		address;
};

int io_shutdown_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_shutdown(struct io_kiocb *req, unsigned int issue_flags);

int io_sendmsg_prep_async(struct io_kiocb *req);
void io_sendmsg_recvmsg_cleanup(struct io_kiocb *req);
int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_sendmsg(struct io_kiocb *req, unsigned int issue_flags);

int io_send(struct io_kiocb *req, unsigned int issue_flags);
int io_send_prep_async(struct io_kiocb *req);

int io_recvmsg_prep_async(struct io_kiocb *req);
int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_recvmsg(struct io_kiocb *req, unsigned int issue_flags);
int io_recv(struct io_kiocb *req, unsigned int issue_flags);

void io_sendrecv_fail(struct io_kiocb *req);

int io_accept_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_accept(struct io_kiocb *req, unsigned int issue_flags);

int io_socket_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_socket(struct io_kiocb *req, unsigned int issue_flags);

int io_connect_prep_async(struct io_kiocb *req);
int io_connect_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_connect(struct io_kiocb *req, unsigned int issue_flags);

int io_send_zc(struct io_kiocb *req, unsigned int issue_flags);
int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags);
int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
void io_send_zc_cleanup(struct io_kiocb *req);

void io_netmsg_cache_free(struct io_cache_entry *entry);
#else
static inline void io_netmsg_cache_free(struct io_cache_entry *entry)
{
}
#endif
Commit	Line	Data
f9ead18c JA	1	// SPDX-License-Identifier: GPL-2.0
	2
	3	#include <linux/net.h>
	4	#include <linux/uio.h>
	5
43e0bbbd JA	6	#include "alloc_cache.h"
43e0bbbd JA	7
f9ead18c	8	struct io_async_msghdr {
e1fe7ee8	9	#if defined(CONFIG_NET)
43e0bbbd JA	10	union {
43e0bbbd JA	11	struct iovec fast_iov[UIO_FASTIOV];
9bb66906 DY	12	struct {
	13	struct iovec fast_iov_one;
	14	__kernel_size_t controllen;
	15	int namelen;
	16	__kernel_size_t payloadlen;
	17	};
43e0bbbd JA	18	struct io_cache_entry cache;
43e0bbbd JA	19	};
f9ead18c JA	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;
e1fe7ee8	25	#endif
f9ead18c JA	26	};
f9ead18c JA	27
e1fe7ee8 BL	28	#if defined(CONFIG_NET)
e1fe7ee8 BL	29
f9ead18c JA	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);
516e82f0	41
f9ead18c	42	int io_send(struct io_kiocb *req, unsigned int issue_flags);
516e82f0	43	int io_send_prep_async(struct io_kiocb *req);
f9ead18c JA	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
7e6b638e PB	50	void io_sendrecv_fail(struct io_kiocb *req);
7e6b638e PB	51
f9ead18c JA	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);
43e0bbbd	61
b0e9b551	62	int io_send_zc(struct io_kiocb *req, unsigned int issue_flags);
493108d9	63	int io_sendmsg_zc(struct io_kiocb *req, unsigned int issue_flags);
b0e9b551 PB	64	int io_send_zc_prep(struct io_kiocb req, const struct io_uring_sqe sqe);
b0e9b551 PB	65	void io_send_zc_cleanup(struct io_kiocb *req);
06a5464b	66
43e0bbbd JA	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	}
f9ead18c	72	#endif