--- /dev/null
+/*
+ * UNFS3 low-level filehandle routines
+ * (C) 2004, Pascal Schmidt
+ * see file LICENSE for license details
+ */
+
+#ifndef UNFS3_FH_H
+#define UNFS3_FH_H
+
+#include "backend.h"
+
+/* minimum length of complete filehandle */
+#define FH_MINLEN 21
+
+/* maximum depth of pathname described by filehandle */
+#define FH_MAXLEN (64 - FH_MINLEN)
+
+#ifdef __GNUC__
+typedef struct {
+ uint32 dev;
+ uint64 ino;
+ uint32 gen;
+ uint32 pwhash;
+ unsigned char len;
+ unsigned char inos[FH_MAXLEN];
+} __attribute__((packed)) unfs3_fh_t;
+#else
+#pragma pack(1)
+typedef struct {
+ uint32 dev;
+ uint64 ino;
+ uint32 gen;
+ uint32 pwhash;
+ unsigned char len;
+ unsigned char inos[FH_MAXLEN];
+} unfs3_fh_t;
+#pragma pack(4)
+#endif
+
+#define FH_ANY 0
+#define FH_DIR 1
+
+#define FD_NONE (-1) /* used for get_gen */
+
+extern int st_cache_valid; /* stat value is valid */
+extern backend_statstruct st_cache; /* cached stat value */
+
+uint32 get_gen(backend_statstruct obuf, int fd, const char *path);
+
+int nfh_valid(nfs_fh3 fh);
+int fh_valid(unfs3_fh_t fh);
+
+unfs3_fh_t fh_comp_raw(const char *path, struct svc_req *rqstp, int need_dir);
+u_int fh_length(const unfs3_fh_t *fh);
+
+unfs3_fh_t *fh_extend(nfs_fh3 fh, uint32 dev, uint64 ino, uint32 gen);
+post_op_fh3 fh_extend_post(nfs_fh3 fh, uint32 dev, uint64 ino, uint32 gen);
+post_op_fh3 fh_extend_type(nfs_fh3 fh, const char *path, unsigned int type);
+
+char *fh_decomp_raw(const unfs3_fh_t *fh);
+
+#endif