int flags, /* MS_ flags */
fake, /* actually do the mount? */
child; /* forked bg child? */
-
- sa_family_t family; /* supported address family */
};
/*
* Resolve the 'mounthost=' hostname and append a new option using
* the resulting address.
*/
-static int nfs_fix_mounthost_option(const sa_family_t family,
- struct mount_options *options)
+static int nfs_fix_mounthost_option(struct mount_options *options)
{
struct sockaddr_storage dummy;
struct sockaddr *sap = (struct sockaddr *)&dummy;
if (!mounthost)
return 1;
- if (!nfs_name_to_address(mounthost, family, sap, &salen)) {
+ if (!nfs_name_to_address(mounthost, sap, &salen)) {
nfs_error(_("%s: unable to determine mount server's address"),
progname);
return 0;
static int nfs_verify_lock_option(struct mount_options *options)
{
- if (po_rightmost(options, nfs_lock_opttbl) == 1)
+ if (po_rightmost(options, nfs_lock_opttbl) == 0)
return 1;
if (!start_statd()) {
if (!nfs_parse_devname(mi->spec, &mi->hostname, NULL))
return 0;
- if (!nfs_name_to_address(mi->hostname, mi->family, sap, &salen))
+ if (!nfs_name_to_address(mi->hostname, sap, &salen))
return 0;
if (strncmp(mi->type, "nfs4", 4) == 0) {
if (!nfs_append_clientaddr_option(sap, salen, mi->options))
return 0;
} else {
- if (!nfs_fix_mounthost_option(mi->family, mi->options))
+ if (!nfs_fix_mounthost_option(mi->options))
return 0;
if (!mi->fake && !nfs_verify_lock_option(mi->options))
return 0;
}
}
+/*
+ * Get NFS/mnt server addresses from mount options
+ *
+ * Returns 1 and fills in @nfs_saddr, @nfs_salen, @mnt_saddr, and @mnt_salen
+ * if all goes well; otherwise zero.
+ */
+static int nfs_extract_server_addresses(struct mount_options *options,
+ struct sockaddr *nfs_saddr,
+ socklen_t *nfs_salen,
+ struct sockaddr *mnt_saddr,
+ socklen_t *mnt_salen)
+{
+ char *option;
+
+ option = po_get(options, "addr");
+ if (option == NULL)
+ return 0;
+ if (!nfs_string_to_sockaddr(option, strlen(option),
+ nfs_saddr, nfs_salen))
+ return 0;
+
+ option = po_get(options, "mountaddr");
+ if (option == NULL) {
+ memcpy(mnt_saddr, nfs_saddr, *nfs_salen);
+ *mnt_salen = *nfs_salen;
+ } else if (!nfs_string_to_sockaddr(option, strlen(option),
+ mnt_saddr, mnt_salen))
+ return 0;
+
+ return 1;
+}
+
static int nfs_construct_new_options(struct mount_options *options,
struct pmap *nfs_pmap,
struct pmap *mnt_pmap)
static struct mount_options *nfs_rewrite_mount_options(char *str)
{
struct mount_options *options;
- char *option;
- clnt_addr_t mnt_server = { };
- clnt_addr_t nfs_server = { };
+ struct sockaddr_storage nfs_address;
+ struct sockaddr *nfs_saddr = (struct sockaddr *)&nfs_address;
+ socklen_t nfs_salen;
+ struct pmap nfs_pmap;
+ struct sockaddr_storage mnt_address;
+ struct sockaddr *mnt_saddr = (struct sockaddr *)&mnt_address;
+ socklen_t mnt_salen;
+ struct pmap mnt_pmap;
options = po_split(str);
if (!options) {
return NULL;
}
- errno = EINVAL;
- option = po_get(options, "addr");
- if (option) {
- nfs_server.saddr.sin_family = AF_INET;
- if (!inet_aton((const char *)option, &nfs_server.saddr.sin_addr))
- goto err;
- } else
+ if (!nfs_extract_server_addresses(options, nfs_saddr, &nfs_salen,
+ mnt_saddr, &mnt_salen)) {
+ errno = EINVAL;
goto err;
+ }
- option = po_get(options, "mountaddr");
- if (option) {
- mnt_server.saddr.sin_family = AF_INET;
- if (!inet_aton((const char *)option, &mnt_server.saddr.sin_addr))
- goto err;
- } else
- memcpy(&mnt_server.saddr, &nfs_server.saddr,
- sizeof(mnt_server.saddr));
-
- nfs_options2pmap(options, &nfs_server.pmap, &mnt_server.pmap);
+ nfs_options2pmap(options, &nfs_pmap, &mnt_pmap);
/* The kernel NFS client doesn't support changing the RPC program
* number for these services, so reset these fields before probing
* the server's ports. */
- nfs_server.pmap.pm_prog = NFS_PROGRAM;
- mnt_server.pmap.pm_prog = MOUNTPROG;
+ nfs_pmap.pm_prog = NFS_PROGRAM;
+ mnt_pmap.pm_prog = MOUNTPROG;
- if (!probe_bothports(&mnt_server, &nfs_server)) {
+ if (!nfs_probe_bothports(mnt_saddr, mnt_salen, &mnt_pmap,
+ nfs_saddr, nfs_salen, &nfs_pmap)) {
errno = ESPIPE;
goto err;
}
- if (!nfs_construct_new_options(options,
- &nfs_server.pmap, &mnt_server.pmap)) {
+ if (!nfs_construct_new_options(options, &nfs_pmap, &mnt_pmap)) {
errno = EINVAL;
goto err;
}
if (!nfs_validate_options(mi))
return EX_FAIL;
- if (po_rightmost(mi->options, nfs_background_opttbl) == 1)
+ if (po_rightmost(mi->options, nfs_background_opttbl) == 0)
return nfsmount_bg(mi);
else
return nfsmount_fg(mi);
.flags = flags,
.fake = fake,
.child = child,
-#ifdef IPV6_SUPPORTED
- .family = AF_UNSPEC, /* either IPv4 or v6 */
-#else
- .family = AF_INET, /* only IPv4 */
-#endif
};
int retval = EX_FAIL;