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/*
libulockmgr: Userspace Lock Manager Library
Copyright (C) 2006 Miklos Szeredi <miklos@szeredi.hu>
This program can be distributed under the terms of the GNU LGPLv2.
See the file COPYING.LIB.
*/
#include <stdint.h>
#include <fcntl.h>
#include <sys/types.h>
/**
* Perform POSIX locking operation
*
* @param fd the file descriptor
* @param cmd the locking command (F_GETFL, F_SETLK or F_SETLKW)
* @param lock the lock parameters
* @param owner the lock owner ID cookie
* @param owner_len length of the lock owner ID cookie
* @return 0 on success -errno on error
*/
int ulockmgr_op(int fd, int cmd, struct flock *lock, const void *owner,
size_t owner_len);
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