X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=util-linux%2Fnfsmount.c;h=e9d6dc6354309b6b84391cda61cd780ea8c04a99;hb=248d2220f9985754268f4492278758052494b80a;hp=f2bd2f49c05d9a202ee4d937753a5a506ce3757d;hpb=1c43d0c5afaff6d2151d7d2ba774ece9d2dc78cb;p=oweals%2Fbusybox.git diff --git a/util-linux/nfsmount.c b/util-linux/nfsmount.c index f2bd2f49c..e9d6dc635 100644 --- a/util-linux/nfsmount.c +++ b/util-linux/nfsmount.c @@ -1,3 +1,4 @@ +/* vi: set sw=4 ts=4: */ /* * nfsmount.c -- Linux NFS mount * Copyright (C) 1993 Rick Sladkey @@ -23,7 +24,9 @@ * * 1999-02-22 Arkadiusz Mi¶kiewicz * - added Native Language Support - * + * + * Modified by Olaf Kirch and Trond Myklebust for new NFS code, + * plus NFSv3 stuff. */ /* @@ -35,54 +38,191 @@ #include #include #include -#include -#include -#include #include -#include +#include #include -#include #include #include - +#include +#include "busybox.h" +#undef TRUE +#undef FALSE +#include +#include +#include #include "nfsmount.h" -#include -/* we suppose that libc-dev is providing NFSv3 headers (kernel >= 2.2) */ -#include +/* This is just a warning of a common mistake. Possibly this should be a + * * uclibc faq entry rather than in busybox... */ +#if ENABLE_FEATURE_MOUNT_NFS && defined(__UCLIBC__) && ! defined(__UCLIBC_HAS_RPC__) +#error "You need to build uClibc with UCLIBC_HAS_RPC for NFS support." +#endif -#define _ -#define HAVE_inet_aton -#define MS_REMOUNT 32 /* Alter flags of a mounted FS */ -#define sloppy 0 -#define EX_FAIL 1 -#define EX_BG 1 -#define xstrdup strdup -#define xstrndup strndup + +/* + * 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 -static char *nfs_strerror(int stat); + +#ifndef NFS_FHSIZE +static const int NFS_FHSIZE = 32; +#endif +#ifndef NFS_PORT +static const int NFS_PORT = 2049; +#endif + +/* Disable the nls stuff */ +# undef bindtextdomain +# define bindtextdomain(Domain, Directory) /* empty */ +# undef textdomain +# define textdomain(Domain) /* empty */ +# define _(Text) (Text) +# define N_(Text) (Text) + +static const int MS_MGC_VAL = 0xc0ed0000; /* Magic number indicatng "new" flags */ +static const int MS_RDONLY = 1; /* Mount read-only */ +static const int MS_NOSUID = 2; /* Ignore suid and sgid bits */ +static const int MS_NODEV = 4; /* Disallow access to device special files */ +static const int MS_NOEXEC = 8; /* Disallow program execution */ +static const int MS_SYNCHRONOUS = 16; /* Writes are synced at once */ +static const int MS_REMOUNT = 32; /* Alter flags of a mounted FS */ +static const int MS_MANDLOCK = 64; /* Allow mandatory locks on an FS */ +static const int S_QUOTA = 128; /* Quota initialized for file/directory/symlink */ +static const int S_APPEND = 256; /* Append-only file */ +static const int S_IMMUTABLE = 512; /* Immutable file */ +static const int MS_NOATIME = 1024; /* Do not update access times. */ +static const int MS_NODIRATIME = 2048; /* Do not update directory access times */ + + +/* + * We want to be able to compile mount on old kernels in such a way + * that the binary will work well on more recent kernels. + * Thus, if necessary we teach nfsmount.c the structure of new fields + * that will come later. + * + * Moreover, the new kernel includes conflict with glibc includes + * 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]; +}; +struct nfs3_fh { + unsigned short size; + unsigned char data[64]; +}; + +struct nfs_mount_data { + int version; /* 1 */ + int fd; /* 1 */ + struct nfs2_fh old_root; /* 1 */ + int flags; /* 1 */ + int rsize; /* 1 */ + int wsize; /* 1 */ + int timeo; /* 1 */ + int retrans; /* 1 */ + int acregmin; /* 1 */ + int acregmax; /* 1 */ + int acdirmin; /* 1 */ + int acdirmax; /* 1 */ + struct sockaddr_in addr; /* 1 */ + char hostname[256]; /* 1 */ + int namlen; /* 2 */ + unsigned int bsize; /* 3 */ + struct nfs3_fh root; /* 4 */ +}; + +/* bits in the flags field */ + +static const int NFS_MOUNT_SOFT = 0x0001; /* 1 */ +static const int NFS_MOUNT_INTR = 0x0002; /* 1 */ +static const int NFS_MOUNT_SECURE = 0x0004; /* 1 */ +static const int NFS_MOUNT_POSIX = 0x0008; /* 1 */ +static const int NFS_MOUNT_NOCTO = 0x0010; /* 1 */ +static const int NFS_MOUNT_NOAC = 0x0020; /* 1 */ +static const int NFS_MOUNT_TCP = 0x0040; /* 2 */ +static const int NFS_MOUNT_VER3 = 0x0080; /* 3 */ +static const int NFS_MOUNT_KERBEROS = 0x0100; /* 3 */ +static const int NFS_MOUNT_NONLM = 0x0200; /* 3 */ + + +#define UTIL_LINUX_VERSION "2.10m" +#define util_linux_version "util-linux-2.10m" + +#define HAVE_inet_aton +#define HAVE_scsi_h +#define HAVE_blkpg_h +#define HAVE_kd_h +#define HAVE_termcap +#define HAVE_locale_h +#define HAVE_libintl_h +#define ENABLE_NLS +#define HAVE_langinfo_h +#define HAVE_progname +#define HAVE_openpty +#define HAVE_nanosleep +#define HAVE_personality +#define HAVE_tm_gmtoff + +static char *nfs_strerror(int status); #define MAKE_VERSION(p,q,r) (65536*(p) + 256*(q) + (r)) +#define MAX_NFSPROT ((nfs_mount_version >= 4) ? 3 : 2) -static int -linux_version_code(void) { - struct utsname my_utsname; - int p, q, r; +static const int EX_FAIL = 32; /* mount failure */ +static const int EX_BG = 256; /* retry in background (internal only) */ - if (uname(&my_utsname) == 0) { - p = atoi(strtok(my_utsname.release, ".")); - q = atoi(strtok(NULL, ".")); - r = atoi(strtok(NULL, ".")); - return MAKE_VERSION(p,q,r); - } - return 0; -} /* - * nfs_mount_version according to the kernel sources seen at compile time. + * nfs_mount_version according to the sources seen at compile time. */ -static int nfs_mount_version = NFS_MOUNT_VERSION; +static int nfs_mount_version; /* * Unfortunately, the kernel prints annoying console messages @@ -96,46 +236,109 @@ static int nfs_mount_version = NFS_MOUNT_VERSION; * nfs_mount_version: version this source and running kernel can handle */ static void -find_kernel_nfs_mount_version(void) { - int kernel_version = linux_version_code(); +find_kernel_nfs_mount_version(void) +{ + static int kernel_version = 0; + + if (kernel_version) + return; + + nfs_mount_version = NFS_MOUNT_VERSION; /* default */ + kernel_version = get_kernel_revision(); if (kernel_version) { - if (kernel_version < MAKE_VERSION(2,1,32)) - nfs_mount_version = 1; - else - nfs_mount_version = 3; + if (kernel_version < MAKE_VERSION(2,1,32)) + nfs_mount_version = 1; + else if (kernel_version < MAKE_VERSION(2,2,18) || + (kernel_version >= MAKE_VERSION(2,3,0) && + kernel_version < MAKE_VERSION(2,3,99))) + nfs_mount_version = 3; + else + nfs_mount_version = 4; /* since 2.3.99pre4 */ } if (nfs_mount_version > NFS_MOUNT_VERSION) - nfs_mount_version = NFS_MOUNT_VERSION; + nfs_mount_version = NFS_MOUNT_VERSION; } -int nfsmount(const char *spec, const char *node, unsigned long *flags, - char **extra_opts, char **mount_opts, int running_bg) +static struct pmap * +get_mountport(struct sockaddr_in *server_addr, + long unsigned prog, + long unsigned version, + 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)); +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; +} + +int nfsmount(const char *spec, const char *node, int *flags, + char **mount_opts, int running_bg) { static char *prev_bg_host; char hostdir[1024]; CLIENT *mclient; char *hostname; - char *dirname; + char *pathname; char *old_opts; char *mounthost=NULL; char new_opts[1024]; - fhandle root_fhandle; struct timeval total_timeout; enum clnt_stat clnt_stat; - static struct nfs_mount_data data; + struct nfs_mount_data data; char *opt, *opteq; int val; struct hostent *hp; struct sockaddr_in server_addr; struct sockaddr_in mount_server_addr; + struct pmap* pm_mnt; int msock, fsock; struct timeval retry_timeout; - struct fhstatus status; + union { + struct fhstatus nfsv2; + struct mountres3 nfsv3; + } status; struct stat statbuf; char *s; int port; int mountport; + int proto; int bg; int soft; int intr; @@ -160,25 +363,22 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, msock = fsock = -1; mclient = NULL; if (strlen(spec) >= sizeof(hostdir)) { - fprintf(stderr, _("mount: " - "excessively long host:dir argument\n")); + bb_error_msg("excessively long host:dir argument"); goto fail; } strcpy(hostdir, spec); if ((s = strchr(hostdir, ':'))) { hostname = hostdir; - dirname = s + 1; + pathname = s + 1; *s = '\0'; /* Ignore all but first hostname in replicated mounts until they can be fully supported. (mack@sgi.com) */ if ((s = strchr(hostdir, ','))) { *s = '\0'; - fprintf(stderr, _("mount: warning: " - "multiple hostnames not supported\n")); + bb_error_msg("warning: multiple hostnames not supported"); } } else { - fprintf(stderr, _("mount: " - "directory to mount not in host:dir format\n")); + bb_error_msg("directory to mount not in host:dir format"); goto fail; } @@ -188,13 +388,11 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, #endif { if ((hp = gethostbyname(hostname)) == NULL) { - fprintf(stderr, _("mount: can't get address for %s\n"), - hostname); + bb_herror_msg("%s", hostname); goto fail; } else { if (hp->h_length > sizeof(struct in_addr)) { - fprintf(stderr, - _("mount: got bad hp->h_length\n")); + bb_error_msg("got bad hp->h_length"); hp->h_length = sizeof(struct in_addr); } memcpy(&server_addr.sin_addr, @@ -207,17 +405,16 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, /* add IP address to mtab options for use when unmounting */ s = inet_ntoa(server_addr.sin_addr); - old_opts = *extra_opts; + old_opts = *mount_opts; if (!old_opts) old_opts = ""; if (strlen(old_opts) + strlen(s) + 10 >= sizeof(new_opts)) { - fprintf(stderr, _("mount: " - "excessively long option argument\n")); + bb_error_msg("excessively long option argument"); goto fail; } sprintf(new_opts, "%s%saddr=%s", old_opts, *old_opts ? "," : "", s); - *extra_opts = xstrdup(new_opts); + *mount_opts = bb_xstrdup(new_opts); /* Set default options. * rsize/wsize (and bsize, for ver >= 3) are left 0 in order to @@ -244,17 +441,17 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, tcp = 0; mountprog = MOUNTPROG; - mountvers = MOUNTVERS; + mountvers = 0; port = 0; mountport = 0; nfsprog = NFS_PROGRAM; - nfsvers = NFS_VERSION; + nfsvers = 0; /* parse options */ for (opt = strtok(old_opts, ","); opt; opt = strtok(NULL, ",")) { if ((opteq = strchr(opt, '='))) { - val = atoi(opteq + 1); + val = atoi(opteq + 1); *opteq = '\0'; if (!strcmp(opt, "rsize")) data.rsize = val; @@ -285,7 +482,7 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, else if (!strcmp(opt, "mountport")) mountport = val; else if (!strcmp(opt, "mounthost")) - mounthost=xstrndup(opteq+1, + mounthost=bb_xstrndup(opteq+1, strcspn(opteq+1," \t\n\r,")); else if (!strcmp(opt, "mountprog")) mountprog = val; @@ -324,9 +521,9 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, val = 0; opt += 2; } - if (!strcmp(opt, "bg")) + if (!strcmp(opt, "bg")) bg = val; - else if (!strcmp(opt, "fg")) + else if (!strcmp(opt, "fg")) bg = !val; else if (!strcmp(opt, "soft")) soft = val; @@ -350,14 +547,14 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, else printf(_("Warning: option nolock is not supported.\n")); } else { - if (!sloppy) { - printf(_("unknown nfs mount option: " - "%s%s\n"), val ? "" : "no", opt); - goto fail; - } + printf(_("unknown nfs mount option: " + "%s%s\n"), val ? "" : "no", opt); + goto fail; } } } + proto = (tcp) ? IPPROTO_TCP : IPPROTO_UDP; + data.flags = (soft ? NFS_MOUNT_SOFT : 0) | (intr ? NFS_MOUNT_INTR : 0) | (posix ? NFS_MOUNT_POSIX : 0) @@ -371,6 +568,19 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, if (nfs_mount_version >= 3) data.flags |= (nolock ? NFS_MOUNT_NONLM : 0); #endif + if (nfsvers > MAX_NFSPROT) { + bb_error_msg("NFSv%d not supported!", nfsvers); + return 0; + } + if (mountvers > MAX_NFSPROT) { + bb_error_msg("NFSv%d not supported!", nfsvers); + return 0; + } + if (nfsvers && !mountvers) + mountvers = (nfsvers < 3) ? 1 : nfsvers; + if (nfsvers && nfsvers < mountvers) { + mountvers = nfsvers; + } /* Adjust options if none specified */ if (!data.timeo) @@ -398,10 +608,9 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, #endif data.version = nfs_mount_version; - *mount_opts = (char *) &data; if (*flags & MS_REMOUNT) - return 0; + goto copy_data_and_return; /* * If the previous mount operation on the same host was @@ -423,13 +632,11 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, mount_server_addr.sin_addr.s_addr = inet_addr(hostname); } else { if ((hp = gethostbyname(mounthost)) == NULL) { - fprintf(stderr, _("mount: can't get address for %s\n"), - hostname); + bb_herror_msg("%s", mounthost); goto fail; } else { if (hp->h_length > sizeof(struct in_addr)) { - fprintf(stderr, - _("mount: got bad hp->h_length?\n")); + bb_error_msg("got bad hp->h_length?"); hp->h_length = sizeof(struct in_addr); } mount_server_addr.sin_family = AF_INET; @@ -476,28 +683,60 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, if (t - prevt < 30) sleep(30); + pm_mnt = get_mountport(&mount_server_addr, + mountprog, + mountvers, + proto, + mountport); + /* contact the mount daemon via TCP */ - mount_server_addr.sin_port = htons(mountport); + mount_server_addr.sin_port = htons(pm_mnt->pm_port); msock = RPC_ANYSOCK; - mclient = clnttcp_create(&mount_server_addr, - mountprog, mountvers, - &msock, 0, 0); - /* if this fails, contact the mount daemon via UDP */ - if (!mclient) { - mount_server_addr.sin_port = htons(mountport); - msock = RPC_ANYSOCK; + switch (pm_mnt->pm_prot) { + case IPPROTO_UDP: mclient = clntudp_create(&mount_server_addr, - mountprog, mountvers, - retry_timeout, &msock); + pm_mnt->pm_prog, + 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, + pm_mnt->pm_prog, + pm_mnt->pm_vers, + &msock, 0, 0); + break; + default: + mclient = 0; } if (mclient) { - /* try to mount hostname:dirname */ + /* try to mount hostname:pathname */ mclient->cl_auth = authunix_create_default(); - clnt_stat = clnt_call(mclient, MOUNTPROC_MNT, - (xdrproc_t) xdr_dirpath, (caddr_t) &dirname, - (xdrproc_t) xdr_fhstatus, (caddr_t) &status, + + /* make pointers in xdr_mountres3 NULL so + * that xdr_array allocates memory for us + */ + memset(&status, 0, sizeof(status)); + + if (pm_mnt->pm_vers == 3) + clnt_stat = clnt_call(mclient, MOUNTPROC3_MNT, + (xdrproc_t) xdr_dirpath, + (caddr_t) &pathname, + (xdrproc_t) xdr_mountres3, + (caddr_t) &status, total_timeout); + else + clnt_stat = clnt_call(mclient, MOUNTPROC_MNT, + (xdrproc_t) xdr_dirpath, + (caddr_t) &pathname, + (xdrproc_t) xdr_fhstatus, + (caddr_t) &status, + total_timeout); + if (clnt_stat == RPC_SUCCESS) break; /* we're done */ if (errno != ECONNREFUSED) { @@ -519,7 +758,7 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, if (!bg) goto fail; if (!running_bg) { - prev_bg_host = xstrdup(hostname); + prev_bg_host = bb_xstrdup(hostname); if (retry > 0) retval = EX_BG; goto fail; @@ -528,21 +767,50 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, if (t >= timeout) goto fail; } + nfsvers = (pm_mnt->pm_vers < 2) ? 2 : pm_mnt->pm_vers; - if (status.fhs_status != 0) { - fprintf(stderr, - _("mount: %s:%s failed, reason given by server: %s\n"), - hostname, dirname, nfs_strerror(status.fhs_status)); - goto fail; + if (nfsvers == 2) { + if (status.nfsv2.fhs_status != 0) { + bb_error_msg("%s:%s failed, reason given by server: %s", + hostname, pathname, + nfs_strerror(status.nfsv2.fhs_status)); + goto fail; + } + 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", + hostname, pathname, + nfs_strerror(status.nfsv3.fhs_status)); + goto fail; + } + my_fhandle = &status.nfsv3.mountres3_u.mountinfo.fhandle; + memset(data.old_root.data, 0, NFS_FHSIZE); + 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); + + data.flags |= NFS_MOUNT_VER3; +#endif } - memcpy((char *) &root_fhandle, (char *) status.fhstatus_u.fhs_fhandle, - sizeof (root_fhandle)); /* create nfs socket for kernel */ if (tcp) { if (nfs_mount_version < 3) { - printf(_("NFS over TCP is not supported.\n")); + printf(_("NFS over TCP is not supported.\n")); goto fail; } fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); @@ -576,7 +844,7 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, * to avoid problems with multihomed hosts. * --Swen */ - if (linux_version_code() <= 66314 + if (get_kernel_revision() <= 66314 && connect(fsock, (struct sockaddr *) &server_addr, sizeof (server_addr)) < 0) { perror(_("nfs connect")); @@ -586,8 +854,6 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, /* prepare data structure for kernel */ data.fd = fsock; - memcpy((char *) &data.root, (char *) &root_fhandle, - sizeof (root_fhandle)); memcpy((char *) &data.addr, (char *) &server_addr, sizeof(data.addr)); strncpy(data.hostname, hostname, sizeof(data.hostname)); @@ -596,6 +862,9 @@ int nfsmount(const char *spec, const char *node, unsigned long *flags, auth_destroy(mclient->cl_auth); clnt_destroy(mclient); close(msock); +copy_data_and_return: + *mount_opts = xrealloc(*mount_opts, sizeof(data)); + memcpy(*mount_opts, &data, sizeof(data)); return 0; /* abort */ @@ -611,7 +880,7 @@ fail: if (fsock != -1) close(fsock); return retval; -} +} /* * We need to translate between nfs status return values and @@ -626,7 +895,7 @@ fail: #define EDQUOT ENOSPC #endif -static struct { +static const struct { enum nfs_stat stat; int errnum; } nfs_errtbl[] = { @@ -659,651 +928,105 @@ static struct { { -1, EIO } }; -static char *nfs_strerror(int stat) +static char *nfs_strerror(int status) { int i; static char buf[256]; for (i = 0; nfs_errtbl[i].stat != -1; i++) { - if (nfs_errtbl[i].stat == stat) + if (nfs_errtbl[i].stat == status) return strerror(nfs_errtbl[i].errnum); } - sprintf(buf, _("unknown nfs status return value: %d"), stat); + sprintf(buf, _("unknown nfs status return value: %d"), status); return buf; } -#if 0 -int -my_getport(struct in_addr server, struct timeval *timeo, ...) +static bool_t +xdr_fhandle (XDR *xdrs, fhandle objp) { - struct sockaddr_in sin; - struct pmap pmap; - CLIENT *clnt; - int sock = RPC_ANYSOCK, port; - - pmap.pm_prog = prog; - pmap.pm_vers = vers; - pmap.pm_prot = prot; - pmap.pm_port = 0; - sin.sin_family = AF_INET; - sin.sin_addr = server; - sin.sin_port = htons(111); - clnt = clntudp_create(&sin, 100000, 2, *timeo, &sock); - status = clnt_call(clnt, PMAP_GETPORT, - &pmap, (xdrproc_t) xdr_pmap, - &port, (xdrproc_t) xdr_uint); - if (status != SUCCESS) { - /* natter */ - port = 0; - } - - clnt_destroy(clnt); - close(sock); - return port; -} -#endif - - - - - - - - - - - -/* - * Please do not edit this file. - * It was generated using rpcgen. - */ + //register int32_t *buf; -#include -#include - -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user or with the express written consent of - * Sun Microsystems, Inc. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ -/* - * Copyright (c) 1985, 1990 by Sun Microsystems, Inc. - */ - -/* from @(#)mount.x 1.3 91/03/11 TIRPC 1.0 */ - -bool_t -xdr_fhandle(XDR *xdrs, fhandle objp) -{ - - if (!xdr_opaque(xdrs, objp, FHSIZE)) { - return (FALSE); - } - return (TRUE); + if (!xdr_opaque (xdrs, objp, FHSIZE)) + return FALSE; + return TRUE; } bool_t -xdr_fhstatus(XDR *xdrs, fhstatus *objp) +xdr_fhstatus (XDR *xdrs, fhstatus *objp) { + //register int32_t *buf; - if (!xdr_u_int(xdrs, &objp->fhs_status)) { - return (FALSE); - } + 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)) { - return (FALSE); - } + if (!xdr_fhandle (xdrs, objp->fhstatus_u.fhs_fhandle)) + return FALSE; break; default: break; } - return (TRUE); + return TRUE; } bool_t -xdr_dirpath(XDR *xdrs, dirpath *objp) +xdr_dirpath (XDR *xdrs, dirpath *objp) { + //register int32_t *buf; - if (!xdr_string(xdrs, objp, MNTPATHLEN)) { - return (FALSE); - } - return (TRUE); + if (!xdr_string (xdrs, objp, MNTPATHLEN)) + return FALSE; + return TRUE; } bool_t -xdr_name(XDR *xdrs, name *objp) +xdr_fhandle3 (XDR *xdrs, fhandle3 *objp) { + //register int32_t *buf; - if (!xdr_string(xdrs, objp, MNTNAMLEN)) { - return (FALSE); - } - return (TRUE); + if (!xdr_bytes (xdrs, (char **)&objp->fhandle3_val, (unsigned int *) &objp->fhandle3_len, FHSIZE3)) + return FALSE; + return TRUE; } bool_t -xdr_mountlist(XDR *xdrs, mountlist *objp) +xdr_mountres3_ok (XDR *xdrs, mountres3_ok *objp) { - - if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct mountbody), (xdrproc_t)xdr_mountbody)) { - return (FALSE); - } - return (TRUE); -} - -bool_t -xdr_mountbody(XDR *xdrs, mountbody *objp) -{ - - if (!xdr_name(xdrs, &objp->ml_hostname)) { - return (FALSE); - } - if (!xdr_dirpath(xdrs, &objp->ml_directory)) { - return (FALSE); - } - if (!xdr_mountlist(xdrs, &objp->ml_next)) { - return (FALSE); - } - return (TRUE); -} - -bool_t -xdr_groups(XDR *xdrs, groups *objp) -{ - - if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct groupnode), (xdrproc_t)xdr_groupnode)) { - return (FALSE); - } - return (TRUE); + //register int32_t *buf; + + if (!xdr_fhandle3 (xdrs, &objp->fhandle)) + return FALSE; + if (!xdr_array (xdrs, (char **)&objp->auth_flavours.auth_flavours_val, (unsigned int *) &objp->auth_flavours.auth_flavours_len, ~0, + sizeof (int), (xdrproc_t) xdr_int)) + return FALSE; + return TRUE; } bool_t -xdr_groupnode(XDR *xdrs, groupnode *objp) +xdr_mountstat3 (XDR *xdrs, mountstat3 *objp) { + //register int32_t *buf; - if (!xdr_name(xdrs, &objp->gr_name)) { - return (FALSE); - } - if (!xdr_groups(xdrs, &objp->gr_next)) { - return (FALSE); - } - return (TRUE); + if (!xdr_enum (xdrs, (enum_t *) objp)) + return FALSE; + return TRUE; } bool_t -xdr_exports(XDR *xdrs, exports *objp) +xdr_mountres3 (XDR *xdrs, mountres3 *objp) { + //register int32_t *buf; - if (!xdr_pointer(xdrs, (char **)objp, sizeof(struct exportnode), (xdrproc_t)xdr_exportnode)) { - return (FALSE); - } - return (TRUE); -} - -bool_t -xdr_exportnode(XDR *xdrs, exportnode *objp) -{ - - if (!xdr_dirpath(xdrs, &objp->ex_dir)) { - return (FALSE); - } - if (!xdr_groups(xdrs, &objp->ex_groups)) { - return (FALSE); - } - if (!xdr_exports(xdrs, &objp->ex_next)) { - return (FALSE); - } - return (TRUE); -} - -bool_t -xdr_ppathcnf(XDR *xdrs, ppathcnf *objp) -{ - - register long *buf; - - int i; - - if (xdrs->x_op == XDR_ENCODE) { - buf = (long*)XDR_INLINE(xdrs,6 * BYTES_PER_XDR_UNIT); - if (buf == NULL) { - if (!xdr_int(xdrs, &objp->pc_link_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_canon)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_input)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_name_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_path_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_pipe_buf)) { - return (FALSE); - } - - } - else { - IXDR_PUT_LONG(buf,objp->pc_link_max); - IXDR_PUT_SHORT(buf,objp->pc_max_canon); - IXDR_PUT_SHORT(buf,objp->pc_max_input); - IXDR_PUT_SHORT(buf,objp->pc_name_max); - IXDR_PUT_SHORT(buf,objp->pc_path_max); - IXDR_PUT_SHORT(buf,objp->pc_pipe_buf); - } - if (!xdr_u_char(xdrs, &objp->pc_vdisable)) { - return (FALSE); - } - if (!xdr_char(xdrs, &objp->pc_xxx)) { - return (FALSE); - } - buf = (long*)XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT); - if (buf == NULL) { - if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) { - return (FALSE); - } - - } - else { - { register short *genp; - for ( i = 0,genp=objp->pc_mask; - i < 2; i++){ - IXDR_PUT_SHORT(buf,*genp++); - } - }; - } - - return (TRUE); - } else if (xdrs->x_op == XDR_DECODE) { - buf = (long*)XDR_INLINE(xdrs,6 * BYTES_PER_XDR_UNIT); - if (buf == NULL) { - if (!xdr_int(xdrs, &objp->pc_link_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_canon)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_input)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_name_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_path_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_pipe_buf)) { - return (FALSE); - } - - } - else { - objp->pc_link_max = IXDR_GET_LONG(buf); - objp->pc_max_canon = IXDR_GET_SHORT(buf); - objp->pc_max_input = IXDR_GET_SHORT(buf); - objp->pc_name_max = IXDR_GET_SHORT(buf); - objp->pc_path_max = IXDR_GET_SHORT(buf); - objp->pc_pipe_buf = IXDR_GET_SHORT(buf); - } - if (!xdr_u_char(xdrs, &objp->pc_vdisable)) { - return (FALSE); - } - if (!xdr_char(xdrs, &objp->pc_xxx)) { - return (FALSE); - } - buf = (long*)XDR_INLINE(xdrs, 2 * BYTES_PER_XDR_UNIT); - if (buf == NULL) { - if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) { - return (FALSE); - } - - } - else { - { register short *genp; - for ( i = 0,genp=objp->pc_mask; - i < 2; i++){ - *genp++ = IXDR_GET_SHORT(buf); - } - }; - } - return(TRUE); - } - - if (!xdr_int(xdrs, &objp->pc_link_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_canon)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_max_input)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_name_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_path_max)) { - return (FALSE); - } - if (!xdr_short(xdrs, &objp->pc_pipe_buf)) { - return (FALSE); - } - if (!xdr_u_char(xdrs, &objp->pc_vdisable)) { - return (FALSE); - } - if (!xdr_char(xdrs, &objp->pc_xxx)) { - return (FALSE); - } - if (!xdr_vector(xdrs, (char *)objp->pc_mask, 2, sizeof(short), (xdrproc_t)xdr_short)) { - return (FALSE); - } - return (TRUE); -} - - -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user or with the express written consent of - * Sun Microsystems, Inc. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - */ -/* - * Copyright (c) 1985, 1990 by Sun Microsystems, Inc. - */ - -/* from @(#)mount.x 1.3 91/03/11 TIRPC 1.0 */ - -#include /* for memset() */ - -/* Default timeout can be changed using clnt_control() */ -static struct timeval TIMEOUT = { 25, 0 }; - -void * -mountproc_null_1(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_NULL, (xdrproc_t) xdr_void, argp, (xdrproc_t) xdr_void, &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -fhstatus * -mountproc_mnt_1(argp, clnt) - dirpath *argp; - CLIENT *clnt; -{ - static fhstatus clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath, - (caddr_t) argp, (xdrproc_t) xdr_fhstatus, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -mountlist * -mountproc_dump_1(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static mountlist clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_DUMP, (xdrproc_t) xdr_void, - (caddr_t) argp, (xdrproc_t) xdr_mountlist, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -void * -mountproc_umnt_1(argp, clnt) - dirpath *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_UMNT, (xdrproc_t) xdr_dirpath, - (caddr_t) argp, (xdrproc_t) xdr_void, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -void * -mountproc_umntall_1(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_UMNTALL, (xdrproc_t) xdr_void, - (caddr_t) argp, (xdrproc_t) xdr_void, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -exports * -mountproc_export_1(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static exports clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_EXPORT, (xdrproc_t) xdr_void, - (caddr_t) argp, (xdrproc_t) xdr_exports, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -exports * -mountproc_exportall_1(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static exports clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_EXPORTALL, (xdrproc_t) xdr_void, - (caddr_t) argp, (xdrproc_t) xdr_exports, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -void * -mountproc_null_2(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_NULL, (xdrproc_t) xdr_void, argp, (xdrproc_t) xdr_void, &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -fhstatus * -mountproc_mnt_2(argp, clnt) - dirpath *argp; - CLIENT *clnt; -{ - static fhstatus clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_MNT, (xdrproc_t) xdr_dirpath, - (caddr_t) argp, (xdrproc_t) xdr_fhstatus, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -mountlist * -mountproc_dump_2(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static mountlist clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_DUMP, (xdrproc_t) xdr_void, argp, - (xdrproc_t) xdr_mountlist, (caddr_t) &clnt_res, - TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -void * -mountproc_umnt_2(argp, clnt) - dirpath *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_UMNT, (xdrproc_t) xdr_dirpath, - (caddr_t) argp, (xdrproc_t) xdr_void, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -void * -mountproc_umntall_2(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static char clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_UMNTALL, (xdrproc_t) xdr_void, - (caddr_t) argp, (xdrproc_t) xdr_void, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return ((void *)&clnt_res); -} - -exports * -mountproc_export_2(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static exports clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_EXPORT, (xdrproc_t) xdr_void, - argp, (xdrproc_t) xdr_exports, (caddr_t) &clnt_res, - TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -exports * -mountproc_exportall_2(argp, clnt) - void *argp; - CLIENT *clnt; -{ - static exports clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_EXPORTALL, (xdrproc_t) xdr_void, argp, - (xdrproc_t) xdr_exports, (caddr_t) &clnt_res, - TIMEOUT) != RPC_SUCCESS) { - return (NULL); - } - return (&clnt_res); -} - -ppathcnf * -mountproc_pathconf_2(argp, clnt) - dirpath *argp; - CLIENT *clnt; -{ - static ppathcnf clnt_res; - - memset((char *)&clnt_res, 0, sizeof(clnt_res)); - if (clnt_call(clnt, MOUNTPROC_PATHCONF, (xdrproc_t) xdr_dirpath, - (caddr_t) argp, (xdrproc_t) xdr_ppathcnf, - (caddr_t) &clnt_res, TIMEOUT) != RPC_SUCCESS) { - return (NULL); + 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)) + return FALSE; + break; + default: + break; } - return (&clnt_res); + return TRUE; } - - -