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/*
* support/nfs/getfh.c
*
* Get the FH for a given client and directory. This function takes
* the NFS protocol version number as an additional argument.
*
* This function has nothing in common with the SunOS getfh function,
* which is a front-end to the RPC mount call.
*
* Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
*/
#include "config.h"
#include <string.h>
#include <sys/types.h>
#include <errno.h>
#include "nfslib.h"
struct nfs_fh_len *
getfh_old (struct sockaddr *addr, dev_t dev, ino_t ino)
{
union nfsctl_res res;
struct nfsctl_arg arg;
static struct nfs_fh_len rfh;
arg.ca_version = NFSCTL_VERSION;
arg.ca_getfh.gf_version = 2; /* obsolete */
arg.ca_getfh.gf_dev = dev;
arg.ca_getfh.gf_ino = ino;
memcpy(&arg.ca_getfh.gf_addr, addr, sizeof(struct sockaddr_in));
if (nfsctl(NFSCTL_GETFH, &arg, &res) < 0)
return NULL;
rfh.fh_size = 32;
memcpy(rfh.fh_handle, &res.cr_getfh, 32);
return &rfh;
}
struct nfs_fh_len *
getfh(struct sockaddr *addr, const char *path)
{
static union nfsctl_res res;
struct nfsctl_arg arg;
static struct nfs_fh_len rfh;
arg.ca_version = NFSCTL_VERSION;
arg.ca_getfd.gd_version = 2; /* obsolete */
strncpy(arg.ca_getfd.gd_path, path,
sizeof(arg.ca_getfd.gd_path) - 1);
arg.ca_getfd.gd_path[sizeof (arg.ca_getfd.gd_path) - 1] = '\0';
memcpy(&arg.ca_getfd.gd_addr, addr, sizeof(struct sockaddr_in));
if (nfsctl(NFSCTL_GETFD, &arg, &res) < 0)
return NULL;
rfh.fh_size = 32;
memcpy(rfh.fh_handle, &res.cr_getfh, 32);
return &rfh;
}
struct nfs_fh_len *
getfh_size(struct sockaddr *addr, const char *path, int size)
{
static union nfsctl_res res;
struct nfsctl_arg arg;
arg.ca_version = NFSCTL_VERSION;
strncpy(arg.ca_getfs.gd_path, path,
sizeof(arg.ca_getfs.gd_path) - 1);
arg.ca_getfs.gd_path[sizeof (arg.ca_getfs.gd_path) - 1] = '\0';
memcpy(&arg.ca_getfs.gd_addr, addr, sizeof(struct sockaddr_in));
arg.ca_getfs.gd_maxlen = size;
if (nfsctl(NFSCTL_GETFS, &arg, &res) < 0)
return NULL;
return &res.cr_getfs;
}
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