diff options
| -rw-r--r-- | util-linux/nfsmount.c | 207 |
1 files changed, 103 insertions, 104 deletions
diff --git a/util-linux/nfsmount.c b/util-linux/nfsmount.c index 2941b4d..92b10a2 100644 --- a/util-linux/nfsmount.c +++ b/util-linux/nfsmount.c @@ -192,45 +192,45 @@ get_mountport(struct sockaddr_in *server_addr, long unsigned proto, long unsigned port) { -struct pmaplist *pmap; -static struct pmap p = {0, 0, 0, 0}; - -server_addr->sin_port = PMAPPORT; -pmap = pmap_getmaps(server_addr); - -if (version > MAX_NFSPROT) - version = MAX_NFSPROT; -if (!prog) - prog = MOUNTPROG; -p.pm_prog = prog; -p.pm_vers = version; -p.pm_prot = proto; -p.pm_port = port; - -while (pmap) { - if (pmap->pml_map.pm_prog != prog) - goto next; - if (!version && p.pm_vers > pmap->pml_map.pm_vers) - goto next; - if (version > 2 && pmap->pml_map.pm_vers != version) - goto next; - if (version && version <= 2 && pmap->pml_map.pm_vers > 2) - goto next; - if (pmap->pml_map.pm_vers > MAX_NFSPROT || - (proto && p.pm_prot && pmap->pml_map.pm_prot != proto) || - (port && pmap->pml_map.pm_port != port)) - goto next; - memcpy(&p, &pmap->pml_map, sizeof(p)); + struct pmaplist *pmap; + static struct pmap p = {0, 0, 0, 0}; + + server_addr->sin_port = PMAPPORT; + pmap = pmap_getmaps(server_addr); + + if (version > MAX_NFSPROT) + version = MAX_NFSPROT; + if (!prog) + prog = MOUNTPROG; + p.pm_prog = prog; + p.pm_vers = version; + p.pm_prot = proto; + p.pm_port = port; + + while (pmap) { + if (pmap->pml_map.pm_prog != prog) + goto next; + if (!version && p.pm_vers > pmap->pml_map.pm_vers) + goto next; + if (version > 2 && pmap->pml_map.pm_vers != version) + goto next; + if (version && version <= 2 && pmap->pml_map.pm_vers > 2) + goto next; + if (pmap->pml_map.pm_vers > MAX_NFSPROT || + (proto && p.pm_prot && pmap->pml_map.pm_prot != proto) || + (port && pmap->pml_map.pm_port != port)) + goto next; + memcpy(&p, &pmap->pml_map, sizeof(p)); next: - pmap = pmap->pml_next; -} -if (!p.pm_vers) - p.pm_vers = MOUNTVERS; -if (!p.pm_port) - p.pm_port = MOUNTPORT; -if (!p.pm_prot) - p.pm_prot = IPPROTO_TCP; -return &p; + pmap = pmap->pml_next; + } + if (!p.pm_vers) + p.pm_vers = MOUNTVERS; + if (!p.pm_port) + p.pm_port = MOUNTPORT; + if (!p.pm_prot) + p.pm_prot = IPPROTO_TCP; + return &p; } int nfsmount(const char *spec, const char *node, int *flags, @@ -242,7 +242,7 @@ int nfsmount(const char *spec, const char *node, int *flags, char *hostname; char *pathname; char *old_opts; - char *mounthost=NULL; + char *mounthost = NULL; char new_opts[1024]; struct timeval total_timeout; enum clnt_stat clnt_stat; @@ -321,11 +321,11 @@ int nfsmount(const char *spec, const char *node, int *flags, hp->h_length = sizeof(struct in_addr); } memcpy(&server_addr.sin_addr, - hp->h_addr, hp->h_length); + hp->h_addr, hp->h_length); } } - memcpy (&mount_server_addr, &server_addr, sizeof (mount_server_addr)); + memcpy(&mount_server_addr, &server_addr, sizeof (mount_server_addr)); /* add IP address to mtab options for use when unmounting */ @@ -403,9 +403,9 @@ int nfsmount(const char *spec, const char *node, int *flags, else if (!strcmp(opt, "port")) port = val; else if (!strcmp(opt, "mountport")) - mountport = val; + mountport = val; else if (!strcmp(opt, "mounthost")) - mounthost=xstrndup(opteq+1, + mounthost = xstrndup(opteq+1, strcspn(opteq+1," \t\n\r,")); else if (!strcmp(opt, "mountprog")) mountprog = val; @@ -536,23 +536,23 @@ int nfsmount(const char *spec, const char *node, int *flags, /* create mount daemon client */ /* See if the nfs host = mount host. */ if (mounthost) { - if (mounthost[0] >= '0' && mounthost[0] <= '9') { - mount_server_addr.sin_family = AF_INET; - mount_server_addr.sin_addr.s_addr = inet_addr(hostname); - } else { - if ((hp = gethostbyname(mounthost)) == NULL) { - bb_herror_msg("%s", mounthost); - goto fail; - } else { - if (hp->h_length > sizeof(struct in_addr)) { - bb_error_msg("got bad hp->h_length?"); - hp->h_length = sizeof(struct in_addr); - } - mount_server_addr.sin_family = AF_INET; - memcpy(&mount_server_addr.sin_addr, - hp->h_addr, hp->h_length); - } - } + if (mounthost[0] >= '0' && mounthost[0] <= '9') { + mount_server_addr.sin_family = AF_INET; + mount_server_addr.sin_addr.s_addr = inet_addr(hostname); + } else { + if ((hp = gethostbyname(mounthost)) == NULL) { + bb_herror_msg("%s", mounthost); + goto fail; + } else { + if (hp->h_length > sizeof(struct in_addr)) { + bb_error_msg("got bad hp->h_length?"); + hp->h_length = sizeof(struct in_addr); + } + mount_server_addr.sin_family = AF_INET; + memcpy(&mount_server_addr.sin_addr, + hp->h_addr, hp->h_length); + } + } } /* @@ -593,10 +593,10 @@ int nfsmount(const char *spec, const char *node, int *flags, sleep(30); pm_mnt = get_mountport(&mount_server_addr, - mountprog, - mountvers, - proto, - mountport); + mountprog, + mountvers, + proto, + mountport); /* contact the mount daemon via TCP */ mount_server_addr.sin_port = htons(pm_mnt->pm_port); @@ -609,18 +609,18 @@ int nfsmount(const char *spec, const char *node, int *flags, pm_mnt->pm_vers, retry_timeout, &msock); - if (mclient) - break; - mount_server_addr.sin_port = htons(pm_mnt->pm_port); - msock = RPC_ANYSOCK; - case IPPROTO_TCP: - mclient = clnttcp_create(&mount_server_addr, + if (mclient) + break; + mount_server_addr.sin_port = htons(pm_mnt->pm_port); + msock = RPC_ANYSOCK; + case IPPROTO_TCP: + mclient = clnttcp_create(&mount_server_addr, pm_mnt->pm_prog, pm_mnt->pm_vers, &msock, 0, 0); - break; - default: - mclient = 0; + break; + default: + mclient = 0; } if (mclient) { /* try to mount hostname:pathname */ @@ -637,7 +637,7 @@ int nfsmount(const char *spec, const char *node, int *flags, (caddr_t) &pathname, (xdrproc_t) xdr_mountres3, (caddr_t) &status, - total_timeout); + total_timeout); else clnt_stat = clnt_call(mclient, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath, @@ -665,7 +665,7 @@ int nfsmount(const char *spec, const char *node, int *flags, prevt = t; } if (!bg) - goto fail; + goto fail; if (!running_bg) { prev_bg_host = xstrdup(hostname); if (retry > 0) @@ -686,12 +686,12 @@ int nfsmount(const char *spec, const char *node, int *flags, goto fail; } memcpy(data.root.data, - (char *) status.nfsv2.fhstatus_u.fhs_fhandle, - NFS_FHSIZE); + (char *) status.nfsv2.fhstatus_u.fhs_fhandle, + NFS_FHSIZE); data.root.size = NFS_FHSIZE; memcpy(data.old_root.data, - (char *) status.nfsv2.fhstatus_u.fhs_fhandle, - NFS_FHSIZE); + (char *) status.nfsv2.fhstatus_u.fhs_fhandle, + NFS_FHSIZE); } else { fhandle3 *my_fhandle; if (status.nfsv3.fhs_status != 0) { @@ -705,8 +705,8 @@ int nfsmount(const char *spec, const char *node, int *flags, memset(&data.root, 0, sizeof(data.root)); data.root.size = my_fhandle->fhandle3_len; memcpy(data.root.data, - (char *) my_fhandle->fhandle3_val, - my_fhandle->fhandle3_len); + (char *) my_fhandle->fhandle3_val, + my_fhandle->fhandle3_len); data.flags |= NFS_MOUNT_VER3; } @@ -751,7 +751,7 @@ int nfsmount(const char *spec, const char *node, int *flags, */ if (get_linux_version_code() <= KERNEL_VERSION(2,3,10) && connect(fsock, (struct sockaddr *) &server_addr, - sizeof (server_addr)) < 0) { + sizeof (server_addr)) < 0) { perror("nfs connect"); goto fail; } @@ -826,20 +826,20 @@ 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)) + 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)) + if (!xdr_u_int(xdrs, &objp->fhs_status)) return FALSE; switch (objp->fhs_status) { case 0: - if (!xdr_fhandle (xdrs, objp->fhstatus_u.fhs_fhandle)) + if (!xdr_fhandle(xdrs, objp->fhstatus_u.fhs_fhandle)) return FALSE; break; default: @@ -848,44 +848,44 @@ bool_t 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)) + 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)) + 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; - if (!xdr_array (xdrs, &(objp->auth_flavours.auth_flavours_val), &(objp->auth_flavours.auth_flavours_len), ~0, - sizeof (int), (xdrproc_t) xdr_int)) - return FALSE; + if (!xdr_fhandle3(xdrs, &objp->fhandle)) + return FALSE; + if (!xdr_array(xdrs, &(objp->auth_flavours.auth_flavours_val), &(objp->auth_flavours.auth_flavours_len), ~0, + sizeof (int), (xdrproc_t) xdr_int)) + return FALSE; 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)) + 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; + if (!xdr_mountstat3(xdrs, &objp->fhs_status)) + return FALSE; switch (objp->fhs_status) { case MNT_OK: - if (!xdr_mountres3_ok (xdrs, &objp->mountres3_u.mountinfo)) + if (!xdr_mountres3_ok(xdrs, &objp->mountres3_u.mountinfo)) return FALSE; break; default: @@ -893,4 +893,3 @@ bool_t xdr_mountres3 (XDR *xdrs, mountres3 *objp) } return TRUE; } - |