glusterfs

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/*
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  FUSE: Filesystem in Userspace
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  Copyright (C) 2001-2007  Miklos Szeredi <miklos@szeredi.hu>
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  This program can be distributed under the terms of the GNU LGPLv2.
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  See the file COPYING.LIB
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*/
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#include <stdint.h>
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#include <string.h>
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#include <limits.h>
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#include <fcntl.h>
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#include "glusterfs/glusterfs.h"
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#include "fuse_kernel.h"
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#include "fuse-misc.h"
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unsigned long
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calc_timeout_sec (double t)
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{
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        if (t > (double) ULONG_MAX)
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                return ULONG_MAX;
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        else if (t < 0.0)
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                return 0;
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        else
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                return (unsigned long) t;
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}
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unsigned int
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calc_timeout_nsec (double t)
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{
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        double f = t - (double) calc_timeout_sec (t);
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        if (f < 0.0)
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                return 0;
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        else if (f >= 0.999999999)
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                return 999999999;
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        else
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                return (unsigned int) (f * 1.0e9);
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}
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void
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convert_fuse_file_lock (struct fuse_file_lock *fl, struct gf_flock *flock,
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                        uint64_t lk_owner)
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{
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        flock->l_type = fl->type;
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        flock->l_whence = SEEK_SET;
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        flock->l_start = fl->start;
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        if (fl->end == OFFSET_MAX)
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                flock->l_len = 0;
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        else
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                flock->l_len = fl->end - fl->start + 1;
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        flock->l_pid = fl->pid;
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        set_lk_owner_from_uint64 (&flock->l_owner, lk_owner);
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}
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