fuse: move libfuse derived code over under contrib/

1 files changed, 51 insertions, 0 deletions

diff --git a/contrib/fuse-lib/misc.c b/contrib/fuse-lib/misc.c
new file mode 100644
index 00000000000..877c3880de0
--- /dev/null
+++ b/contrib/fuse-lib/misc.c
@@ -0,0 +1,51 @@
+/*
+  FUSE: Filesystem in Userspace
+  Copyright (C) 2001-2007  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 <string.h>
+#include <limits.h>
+#include <fcntl.h>
+#include "fuse_kernel.h"
+#include "fuse-misc.h"
+
+unsigned long
+calc_timeout_sec (double t)
+{
+        if (t > (double) ULONG_MAX)
+                return ULONG_MAX;
+        else if (t < 0.0)
+                return 0;
+        else
+                return (unsigned long) t;
+}
+
+unsigned int
+calc_timeout_nsec (double t)
+{
+        double f = t - (double) calc_timeout_sec (t);
+        if (f < 0.0)
+                return 0;
+        else if (f >= 0.999999999)
+                return 999999999;
+        else
+                return (unsigned int) (f * 1.0e9);
+}
+
+void
+convert_fuse_file_lock (struct fuse_file_lock *fl, struct flock *flock)
+{
+        memset (flock, 0, sizeof (struct flock));
+        flock->l_type = fl->type;
+        flock->l_whence = SEEK_SET;
+        flock->l_start = fl->start;
+        if (fl->end == OFFSET_MAX)
+                flock->l_len = 0;
+        else
+                flock->l_len = fl->end - fl->start + 1;
+        flock->l_pid = fl->pid;
+}