Something went wrong. Try again.
(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Something went wrong. Try again.
C
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970/* SPDX-License-Identifier: GPL-2.0 *//* * NFS protocol definitions * * This file contains constants mostly for Version 2 of the protocol, * but also has a couple of NFSv3 bits in (notably the error codes). */#ifndef _LINUX_NFS_H#define _LINUX_NFS_H
#include <linux/cred.h>#include <linux/sunrpc/auth.h>#include <linux/sunrpc/msg_prot.h>#include <linux/string.h>#include <linux/crc32.h>#include <uapi/linux/nfs.h>
/* The LOCALIO program is entirely private to Linux and is * NOT part of the uapi. */#define NFS_LOCALIO_PROGRAM 400122#define LOCALIOPROC_NULL 0#define LOCALIOPROC_UUID_IS_LOCAL 1
/* * This is the kernel NFS client file handle representation */#define NFS_MAXFHSIZE 128struct nfs_fh { unsigned short size; unsigned char data[NFS_MAXFHSIZE];};
/* * Returns a zero iff the size and data fields match. * Checks only "size" bytes in the data field. */static inline int nfs_compare_fh(const struct nfs_fh *a, const struct nfs_fh *b){ return a->size != b->size || memcmp(a->data, b->data, a->size) != 0;}
static inline void nfs_copy_fh(struct nfs_fh *target, const struct nfs_fh *source){ target->size = source->size; memcpy(target->data, source->data, source->size);}
enum nfs3_stable_how { NFS_UNSTABLE = 0, NFS_DATA_SYNC = 1, NFS_FILE_SYNC = 2,
/* used by direct.c to mark verf as invalid */ NFS_INVALID_STABLE_HOW = -1};
/** * nfs_fhandle_hash - calculate the crc32 hash for the filehandle * @fh - pointer to filehandle * * returns a crc32 hash for the filehandle that is compatible with * the one displayed by "wireshark". */static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh){ return ~crc32_le(0xFFFFFFFF, &fh->data[0], fh->size);}#endif /* _LINUX_NFS_H */