src/xcalls/x_sendmsg.c File Reference

x_sendmsg implementation. More...

#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <misc/debug.h>
#include <core/tx.h>
#include <core/config.h>
#include <core/koa.h>
#include <core/buffer.h>
#include <core/txdesc.h>
#include <core/stats.h>
#include <libc/syscalls.h>
#include <xcalls/xcalls.h>
#include <sys/types.h>
#include <sys/socket.h>

Go to the source code of this file.

Classes
struct	x_sendmsg_commit_args_s
Typedefs
typedef x_sendmsg_commit_args_s	x_sendmsg_commit_args_t
Functions
ssize_t XCALL_DEF()	x_sendmsg (int fd, const struct msghdr *msg, int flags, int *result)
	Sends a message to a socket.

---

Detailed Description

x_sendmsg implementation.

Definition in file x_sendmsg.c.

---

Function Documentation

ssize_t XCALL_DEF() x_sendmsg	(	int	fd,
		const struct msghdr *	msg,
		int	flags,
		int *	result
	)

Sends a message to a socket.

Execution : deferred

Asynchronous failures : commit

Parameters:

[in]	fd	The file descriptor of the socket.
[in]	msg	The message to send.
[in]	flags	See man sendmsg.
[out]	result	Where to store any asynchronous failures.

Returns:

The number of sent characters on success, or -1 if a synchronous failure occurred (in which case, errno is set appropriately).

Todo:

Find which flags of sendmsg can be used with x_sendmsg?

Definition at line 68 of file x_sendmsg.c.

References x_sendmsg_commit_args_s::fd, x_sendmsg_commit_args_s::flags, x_sendmsg_commit_args_s::msg, txc_buffer_linear_free(), txc_buffer_linear_malloc(), txc_g_koamgr, TXC_INTERNALERROR, txc_koa_get_sentinel(), txc_koa_lock_fd(), txc_koa_lookup_fd2koa(), txc_koa_unlock_fd(), TXC_R_BUSYSENTINEL, TXC_R_FAILURE, TXC_SENTINEL_ACQUIREONRETRY, txc_sentinel_tryacquire(), txc_stats_txstat_increment, txc_tx_abort_transaction(), txc_tx_get_txd(), txc_tx_get_xactstate(), txc_tx_register_commit_action(), TXC_TX_REGULAR_COMMIT_ACTION_ORDER, and x_sendmsg().

---