summaryrefslogtreecommitdiff
path: root/util-linux/nfsmount.c
diff options
context:
space:
mode:
Diffstat (limited to 'util-linux/nfsmount.c')
-rw-r--r--util-linux/nfsmount.c141
1 files changed, 26 insertions, 115 deletions
diff --git a/util-linux/nfsmount.c b/util-linux/nfsmount.c
index e7d194f..2941b4d 100644
--- a/util-linux/nfsmount.c
+++ b/util-linux/nfsmount.c
@@ -41,50 +41,6 @@
#endif
-/*
- * NFS stats. The good thing with these values is that NFSv3 errors are
- * a superset of NFSv2 errors (with the exception of NFSERR_WFLUSH which
- * no-one uses anyway), so we can happily mix code as long as we make sure
- * no NFSv3 errors are returned to NFSv2 clients.
- * Error codes that have a `--' in the v2 column are not part of the
- * standard, but seem to be widely used nevertheless.
- */
-enum nfs_stat {
- NFS_OK = 0, /* v2 v3 */
- NFSERR_PERM = 1, /* v2 v3 */
- NFSERR_NOENT = 2, /* v2 v3 */
- NFSERR_IO = 5, /* v2 v3 */
- NFSERR_NXIO = 6, /* v2 v3 */
- NFSERR_EAGAIN = 11, /* v2 v3 */
- NFSERR_ACCES = 13, /* v2 v3 */
- NFSERR_EXIST = 17, /* v2 v3 */
- NFSERR_XDEV = 18, /* v3 */
- NFSERR_NODEV = 19, /* v2 v3 */
- NFSERR_NOTDIR = 20, /* v2 v3 */
- NFSERR_ISDIR = 21, /* v2 v3 */
- NFSERR_INVAL = 22, /* v2 v3 that Sun forgot */
- NFSERR_FBIG = 27, /* v2 v3 */
- NFSERR_NOSPC = 28, /* v2 v3 */
- NFSERR_ROFS = 30, /* v2 v3 */
- NFSERR_MLINK = 31, /* v3 */
- NFSERR_OPNOTSUPP = 45, /* v2 v3 */
- NFSERR_NAMETOOLONG = 63, /* v2 v3 */
- NFSERR_NOTEMPTY = 66, /* v2 v3 */
- NFSERR_DQUOT = 69, /* v2 v3 */
- NFSERR_STALE = 70, /* v2 v3 */
- NFSERR_REMOTE = 71, /* v2 v3 */
- NFSERR_WFLUSH = 99, /* v2 */
- NFSERR_BADHANDLE = 10001, /* v3 */
- NFSERR_NOT_SYNC = 10002, /* v3 */
- NFSERR_BAD_COOKIE = 10003, /* v3 */
- NFSERR_NOTSUPP = 10004, /* v3 */
- NFSERR_TOOSMALL = 10005, /* v3 */
- NFSERR_SERVERFAULT = 10006, /* v3 */
- NFSERR_BADTYPE = 10007, /* v3 */
- NFSERR_JUKEBOX = 10008 /* v3 */
-};
-
-#define NFS_PROGRAM 100003
enum {
@@ -97,14 +53,14 @@ enum {
};
/* Disable the nls stuff */
-# undef bindtextdomain
-# define bindtextdomain(Domain, Directory) /* empty */
-# undef textdomain
-# define textdomain(Domain) /* empty */
+//# undef bindtextdomain
+//# define bindtextdomain(Domain, Directory) /* empty */
+//# undef textdomain
+//# define textdomain(Domain) /* empty */
-enum {
- S_QUOTA = 128, /* Quota initialized for file/directory/symlink */
-};
+//enum {
+// S_QUOTA = 128, /* Quota initialized for file/directory/symlink */
+//};
/*
@@ -117,10 +73,6 @@ enum {
* so it is easiest to ignore the kernel altogether (at compile time).
*/
-/* NOTE: Do not make this into a 'static const int' because the pre-processor
- * needs to test this value in some #if statements. */
-#define NFS_MOUNT_VERSION 4
-
struct nfs2_fh {
char data[32];
};
@@ -216,7 +168,7 @@ find_kernel_nfs_mount_version(void)
if (kernel_version)
return;
- nfs_mount_version = NFS_MOUNT_VERSION; /* default */
+ nfs_mount_version = 4; /* default */
kernel_version = get_linux_version_code();
if (kernel_version) {
@@ -229,8 +181,8 @@ find_kernel_nfs_mount_version(void)
else
nfs_mount_version = 4; /* since 2.3.99pre4 */
}
- if (nfs_mount_version > NFS_MOUNT_VERSION)
- nfs_mount_version = NFS_MOUNT_VERSION;
+ if (nfs_mount_version > 4)
+ nfs_mount_version = 4;
}
static struct pmap *
@@ -399,9 +351,7 @@ int nfsmount(const char *spec, const char *node, int *flags,
data.acregmax = 60;
data.acdirmin = 30;
data.acdirmax = 60;
-#if NFS_MOUNT_VERSION >= 2
data.namlen = NAME_MAX;
-#endif
bg = 0;
soft = 0;
@@ -417,7 +367,7 @@ int nfsmount(const char *spec, const char *node, int *flags,
mountvers = 0;
port = 0;
mountport = 0;
- nfsprog = NFS_PROGRAM;
+ nfsprog = 100003;
nfsvers = 0;
/* parse options */
@@ -474,11 +424,9 @@ int nfsmount(const char *spec, const char *node, int *flags,
else
printf("Warning: Unrecognized proto= option.\n");
} else if (!strcmp(opt, "namlen")) {
-#if NFS_MOUNT_VERSION >= 2
if (nfs_mount_version >= 2)
data.namlen = val;
else
-#endif
printf("Warning: Option namlen is not supported.\n");
} else if (!strcmp(opt, "addr"))
/* ignore */;
@@ -531,14 +479,10 @@ int nfsmount(const char *spec, const char *node, int *flags,
| (posix ? NFS_MOUNT_POSIX : 0)
| (nocto ? NFS_MOUNT_NOCTO : 0)
| (noac ? NFS_MOUNT_NOAC : 0);
-#if NFS_MOUNT_VERSION >= 2
if (nfs_mount_version >= 2)
data.flags |= (tcp ? NFS_MOUNT_TCP : 0);
-#endif
-#if NFS_MOUNT_VERSION >= 3
if (nfs_mount_version >= 3)
data.flags |= (nolock ? NFS_MOUNT_NONLM : 0);
-#endif
if (nfsvers > MAX_NFSPROT || mountvers > MAX_NFSPROT) {
bb_error_msg("NFSv%d not supported!", nfsvers);
return 1;
@@ -568,11 +512,9 @@ int nfsmount(const char *spec, const char *node, int *flags,
(data.flags & NFS_MOUNT_POSIX) != 0,
(data.flags & NFS_MOUNT_NOCTO) != 0,
(data.flags & NFS_MOUNT_NOAC) != 0);
-#if NFS_MOUNT_VERSION >= 2
printf("tcp = %d\n",
(data.flags & NFS_MOUNT_TCP) != 0);
#endif
-#endif
data.version = nfs_mount_version;
@@ -746,14 +688,11 @@ int nfsmount(const char *spec, const char *node, int *flags,
memcpy(data.root.data,
(char *) status.nfsv2.fhstatus_u.fhs_fhandle,
NFS_FHSIZE);
-#if NFS_MOUNT_VERSION >= 4
data.root.size = NFS_FHSIZE;
memcpy(data.old_root.data,
(char *) status.nfsv2.fhstatus_u.fhs_fhandle,
NFS_FHSIZE);
-#endif
} else {
-#if NFS_MOUNT_VERSION >= 4
fhandle3 *my_fhandle;
if (status.nfsv3.fhs_status != 0) {
bb_error_msg("%s:%s failed, reason given by server: %s",
@@ -770,7 +709,6 @@ int nfsmount(const char *spec, const char *node, int *flags,
my_fhandle->fhandle3_len);
data.flags |= NFS_MOUNT_VER3;
-#endif
}
/* create nfs socket for kernel */
@@ -862,39 +800,19 @@ fail:
#define EDQUOT ENOSPC
#endif
+// Convert each NFSERR_BLAH into EBLAH
+
static const struct {
- enum nfs_stat stat;
+ int stat;
int errnum;
} nfs_errtbl[] = {
- { NFS_OK, 0 },
- { NFSERR_PERM, EPERM },
- { NFSERR_NOENT, ENOENT },
- { NFSERR_IO, EIO },
- { NFSERR_NXIO, ENXIO },
- { NFSERR_ACCES, EACCES },
- { NFSERR_EXIST, EEXIST },
- { NFSERR_NODEV, ENODEV },
- { NFSERR_NOTDIR, ENOTDIR },
- { NFSERR_ISDIR, EISDIR },
-#ifdef NFSERR_INVAL
- { NFSERR_INVAL, EINVAL }, /* that Sun forgot */
-#endif
- { NFSERR_FBIG, EFBIG },
- { NFSERR_NOSPC, ENOSPC },
- { NFSERR_ROFS, EROFS },
- { NFSERR_NAMETOOLONG, ENAMETOOLONG },
- { NFSERR_NOTEMPTY, ENOTEMPTY },
- { NFSERR_DQUOT, EDQUOT },
- { NFSERR_STALE, ESTALE },
-#ifdef EWFLUSH
- { NFSERR_WFLUSH, EWFLUSH },
-#endif
- /* Throw in some NFSv3 values for even more fun (HP returns these) */
- { 71, EREMOTE },
-
- { -1, EIO }
+ {0,0}, {1,EPERM}, {2,ENOENT}, {5,EIO}, {6,ENXIO}, {13,EACCES}, {17,EEXIST},
+ {19,ENODEV}, {20,ENOTDIR}, {21,EISDIR}, {22,EINVAL}, {27,EFBIG},
+ {28,ENOSPC}, {30,EROFS}, {63,ENAMETOOLONG}, {66,ENOTEMPTY}, {69,EDQUOT},
+ {70,ESTALE}, {71,EREMOTE}, {-1,EIO}
};
+
static char *nfs_strerror(int status)
{
int i;
@@ -908,16 +826,14 @@ static char *nfs_strerror(int status)
return buf;
}
-static bool_t
-xdr_fhandle (XDR *xdrs, fhandle objp)
+static bool_t xdr_fhandle (XDR *xdrs, fhandle objp)
{
if (!xdr_opaque (xdrs, objp, FHSIZE))
return FALSE;
return TRUE;
}
-bool_t
-xdr_fhstatus (XDR *xdrs, fhstatus *objp)
+bool_t xdr_fhstatus (XDR *xdrs, fhstatus *objp)
{
if (!xdr_u_int (xdrs, &objp->fhs_status))
return FALSE;
@@ -932,24 +848,21 @@ xdr_fhstatus (XDR *xdrs, fhstatus *objp)
return TRUE;
}
-bool_t
-xdr_dirpath (XDR *xdrs, dirpath *objp)
+bool_t xdr_dirpath (XDR *xdrs, dirpath *objp)
{
if (!xdr_string (xdrs, objp, MNTPATHLEN))
return FALSE;
return TRUE;
}
-bool_t
-xdr_fhandle3 (XDR *xdrs, fhandle3 *objp)
+bool_t xdr_fhandle3 (XDR *xdrs, fhandle3 *objp)
{
if (!xdr_bytes (xdrs, (char **)&objp->fhandle3_val, (unsigned int *) &objp->fhandle3_len, FHSIZE3))
return FALSE;
return TRUE;
}
-bool_t
-xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
+bool_t xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
{
if (!xdr_fhandle3 (xdrs, &objp->fhandle))
return FALSE;
@@ -959,16 +872,14 @@ xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp)
return TRUE;
}
-bool_t
-xdr_mountstat3 (XDR *xdrs, mountstat3 *objp)
+bool_t xdr_mountstat3 (XDR *xdrs, mountstat3 *objp)
{
if (!xdr_enum (xdrs, (enum_t *) objp))
return FALSE;
return TRUE;
}
-bool_t
-xdr_mountres3 (XDR *xdrs, mountres3 *objp)
+bool_t xdr_mountres3 (XDR *xdrs, mountres3 *objp)
{
if (!xdr_mountstat3 (xdrs, &objp->fhs_status))
return FALSE;
generated by cgit v1.1 at 2024-11-17 03:24:18 +0000