X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/f555c163f90c9de17ebcef8313f86404c5174ca9..2b4965f56167dfda7c60fc9db2d145698d948fd5:/print-nfs.c diff --git a/print-nfs.c b/print-nfs.c index ceaa5aa5..4d17757f 100644 --- a/print-nfs.c +++ b/print-nfs.c @@ -20,79 +20,380 @@ */ #ifndef lint -static const char rcsid[] = - "@(#) $Header: /tcpdump/master/tcpdump/print-nfs.c,v 1.65 1999-10-07 23:47:12 mcr Exp $ (LBL)"; +static const char rcsid[] _U_ = + "@(#) $Header: /tcpdump/master/tcpdump/print-nfs.c,v 1.111 2007-12-22 03:08:04 guy Exp $ (LBL)"; #endif -#include -#include -#include - -#if __STDC__ -struct mbuf; -struct rtentry; +#ifdef HAVE_CONFIG_H +#include "config.h" #endif -#include - -#include -#include -#include -#include -#include -#include +#include -#include #include #include #include #include "interface.h" #include "addrtoname.h" +#include "extract.h" -#include "nfsv2.h" +#include "nfs.h" #include "nfsfh.h" -static void nfs_printfh(const u_int32_t *); -static void xid_map_enter(const struct rpc_msg *, const struct ip *); -static u_int32_t xid_map_find(const struct rpc_msg *, const struct ip *, - u_int32_t *); -static void interp_reply(const struct rpc_msg *, u_int32_t, u_int); +#include "ip.h" +#ifdef INET6 +#include "ip6.h" +#endif +#include "rpc_auth.h" +#include "rpc_msg.h" + +static void nfs_printfh(const u_int32_t *, const u_int); +static int xid_map_enter(const struct sunrpc_msg *, const u_char *); +static int32_t xid_map_find(const struct sunrpc_msg *, const u_char *, + u_int32_t *, u_int32_t *); +static void interp_reply(const struct sunrpc_msg *, u_int32_t, u_int32_t, int); +static const u_int32_t *parse_post_op_attr(const u_int32_t *, int); +static void print_sattr3(const struct nfsv3_sattr *sa3, int verbose); +static void print_nfsaddr(const u_char *, const char *, const char *); + +/* + * Mapping of old NFS Version 2 RPC numbers to generic numbers. + */ +u_int32_t nfsv3_procid[NFS_NPROCS] = { + NFSPROC_NULL, + NFSPROC_GETATTR, + NFSPROC_SETATTR, + NFSPROC_NOOP, + NFSPROC_LOOKUP, + NFSPROC_READLINK, + NFSPROC_READ, + NFSPROC_NOOP, + NFSPROC_WRITE, + NFSPROC_CREATE, + NFSPROC_REMOVE, + NFSPROC_RENAME, + NFSPROC_LINK, + NFSPROC_SYMLINK, + NFSPROC_MKDIR, + NFSPROC_RMDIR, + NFSPROC_READDIR, + NFSPROC_FSSTAT, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP, + NFSPROC_NOOP +}; + +/* + * NFS V2 and V3 status values. + * + * Some of these come from the RFCs for NFS V2 and V3, with the message + * strings taken from the FreeBSD C library "errlst.c". + * + * Others are errors that are not in the RFC but that I suspect some + * NFS servers could return; the values are FreeBSD errno values, as + * the first NFS server was the SunOS 2.0 one, and until 5.0 SunOS + * was primarily BSD-derived. + */ +static struct tok status2str[] = { + { 1, "Operation not permitted" }, /* EPERM */ + { 2, "No such file or directory" }, /* ENOENT */ + { 5, "Input/output error" }, /* EIO */ + { 6, "Device not configured" }, /* ENXIO */ + { 11, "Resource deadlock avoided" }, /* EDEADLK */ + { 12, "Cannot allocate memory" }, /* ENOMEM */ + { 13, "Permission denied" }, /* EACCES */ + { 17, "File exists" }, /* EEXIST */ + { 18, "Cross-device link" }, /* EXDEV */ + { 19, "Operation not supported by device" }, /* ENODEV */ + { 20, "Not a directory" }, /* ENOTDIR */ + { 21, "Is a directory" }, /* EISDIR */ + { 22, "Invalid argument" }, /* EINVAL */ + { 26, "Text file busy" }, /* ETXTBSY */ + { 27, "File too large" }, /* EFBIG */ + { 28, "No space left on device" }, /* ENOSPC */ + { 30, "Read-only file system" }, /* EROFS */ + { 31, "Too many links" }, /* EMLINK */ + { 45, "Operation not supported" }, /* EOPNOTSUPP */ + { 62, "Too many levels of symbolic links" }, /* ELOOP */ + { 63, "File name too long" }, /* ENAMETOOLONG */ + { 66, "Directory not empty" }, /* ENOTEMPTY */ + { 69, "Disc quota exceeded" }, /* EDQUOT */ + { 70, "Stale NFS file handle" }, /* ESTALE */ + { 71, "Too many levels of remote in path" }, /* EREMOTE */ + { 99, "Write cache flushed to disk" }, /* NFSERR_WFLUSH (not used) */ + { 10001, "Illegal NFS file handle" }, /* NFS3ERR_BADHANDLE */ + { 10002, "Update synchronization mismatch" }, /* NFS3ERR_NOT_SYNC */ + { 10003, "READDIR/READDIRPLUS cookie is stale" }, /* NFS3ERR_BAD_COOKIE */ + { 10004, "Operation not supported" }, /* NFS3ERR_NOTSUPP */ + { 10005, "Buffer or request is too small" }, /* NFS3ERR_TOOSMALL */ + { 10006, "Unspecified error on server" }, /* NFS3ERR_SERVERFAULT */ + { 10007, "Object of that type not supported" }, /* NFS3ERR_BADTYPE */ + { 10008, "Request couldn't be completed in time" }, /* NFS3ERR_JUKEBOX */ + { 0, NULL } +}; + +static struct tok nfsv3_writemodes[] = { + { 0, "unstable" }, + { 1, "datasync" }, + { 2, "filesync" }, + { 0, NULL } +}; + +static struct tok type2str[] = { + { NFNON, "NON" }, + { NFREG, "REG" }, + { NFDIR, "DIR" }, + { NFBLK, "BLK" }, + { NFCHR, "CHR" }, + { NFLNK, "LNK" }, + { NFFIFO, "FIFO" }, + { 0, NULL } +}; + +static void +print_nfsaddr(const u_char *bp, const char *s, const char *d) +{ + struct ip *ip; +#ifdef INET6 + struct ip6_hdr *ip6; + char srcaddr[INET6_ADDRSTRLEN], dstaddr[INET6_ADDRSTRLEN]; +#else +#ifndef INET_ADDRSTRLEN +#define INET_ADDRSTRLEN 16 +#endif + char srcaddr[INET_ADDRSTRLEN], dstaddr[INET_ADDRSTRLEN]; +#endif + + srcaddr[0] = dstaddr[0] = '\0'; + switch (IP_V((struct ip *)bp)) { + case 4: + ip = (struct ip *)bp; + strlcpy(srcaddr, ipaddr_string(&ip->ip_src), sizeof(srcaddr)); + strlcpy(dstaddr, ipaddr_string(&ip->ip_dst), sizeof(dstaddr)); + break; +#ifdef INET6 + case 6: + ip6 = (struct ip6_hdr *)bp; + strlcpy(srcaddr, ip6addr_string(&ip6->ip6_src), + sizeof(srcaddr)); + strlcpy(dstaddr, ip6addr_string(&ip6->ip6_dst), + sizeof(dstaddr)); + break; +#endif + default: + strlcpy(srcaddr, "?", sizeof(srcaddr)); + strlcpy(dstaddr, "?", sizeof(dstaddr)); + break; + } + + (void)printf("%s.%s > %s.%s: ", srcaddr, s, dstaddr, d); +} + +static const u_int32_t * +parse_sattr3(const u_int32_t *dp, struct nfsv3_sattr *sa3) +{ + TCHECK(dp[0]); + sa3->sa_modeset = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_modeset) { + TCHECK(dp[0]); + sa3->sa_mode = EXTRACT_32BITS(dp); + dp++; + } + + TCHECK(dp[0]); + sa3->sa_uidset = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_uidset) { + TCHECK(dp[0]); + sa3->sa_uid = EXTRACT_32BITS(dp); + dp++; + } + + TCHECK(dp[0]); + sa3->sa_gidset = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_gidset) { + TCHECK(dp[0]); + sa3->sa_gid = EXTRACT_32BITS(dp); + dp++; + } + + TCHECK(dp[0]); + sa3->sa_sizeset = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_sizeset) { + TCHECK(dp[0]); + sa3->sa_size = EXTRACT_32BITS(dp); + dp++; + } + + TCHECK(dp[0]); + sa3->sa_atimetype = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_atimetype == NFSV3SATTRTIME_TOCLIENT) { + TCHECK(dp[1]); + sa3->sa_atime.nfsv3_sec = EXTRACT_32BITS(dp); + dp++; + sa3->sa_atime.nfsv3_nsec = EXTRACT_32BITS(dp); + dp++; + } + + TCHECK(dp[0]); + sa3->sa_mtimetype = EXTRACT_32BITS(dp); + dp++; + if (sa3->sa_mtimetype == NFSV3SATTRTIME_TOCLIENT) { + TCHECK(dp[1]); + sa3->sa_mtime.nfsv3_sec = EXTRACT_32BITS(dp); + dp++; + sa3->sa_mtime.nfsv3_nsec = EXTRACT_32BITS(dp); + dp++; + } + + return dp; +trunc: + return NULL; +} static int nfserr; /* true if we error rather than trunc */ +static void +print_sattr3(const struct nfsv3_sattr *sa3, int verbose) +{ + if (sa3->sa_modeset) + printf(" mode %o", sa3->sa_mode); + if (sa3->sa_uidset) + printf(" uid %u", sa3->sa_uid); + if (sa3->sa_gidset) + printf(" gid %u", sa3->sa_gid); + if (verbose > 1) { + if (sa3->sa_atimetype == NFSV3SATTRTIME_TOCLIENT) + printf(" atime %u.%06u", sa3->sa_atime.nfsv3_sec, + sa3->sa_atime.nfsv3_nsec); + if (sa3->sa_mtimetype == NFSV3SATTRTIME_TOCLIENT) + printf(" mtime %u.%06u", sa3->sa_mtime.nfsv3_sec, + sa3->sa_mtime.nfsv3_nsec); + } +} + void nfsreply_print(register const u_char *bp, u_int length, register const u_char *bp2) { - register const struct rpc_msg *rp; - register const struct ip *ip; - u_int32_t proc; + register const struct sunrpc_msg *rp; + u_int32_t proc, vers, reply_stat; + char srcid[20], dstid[20]; /*fits 32bit*/ + enum sunrpc_reject_stat rstat; + u_int32_t rlow; + u_int32_t rhigh; + enum sunrpc_auth_stat rwhy; nfserr = 0; /* assume no error */ - rp = (const struct rpc_msg *)bp; - ip = (const struct ip *)bp2; - - if (!nflag) - (void)printf("%s.nfs > %s.%u: reply %s %d", - ipaddr_string(&ip->ip_src), - ipaddr_string(&ip->ip_dst), - (u_int32_t)ntohl(rp->rm_xid), - ntohl(rp->rm_reply.rp_stat) == MSG_ACCEPTED? - "ok":"ERR", - length); - else - (void)printf("%s.%u > %s.%u: reply %s %d", - ipaddr_string(&ip->ip_src), - NFS_PORT, - ipaddr_string(&ip->ip_dst), - (u_int32_t)ntohl(rp->rm_xid), - ntohl(rp->rm_reply.rp_stat) == MSG_ACCEPTED? - "ok":"ERR", - length); - - if (xid_map_find(rp, ip, &proc)) - interp_reply(rp, proc, length); + rp = (const struct sunrpc_msg *)bp; + + TCHECK(rp->rm_xid); + if (!nflag) { + strlcpy(srcid, "nfs", sizeof(srcid)); + snprintf(dstid, sizeof(dstid), "%u", + EXTRACT_32BITS(&rp->rm_xid)); + } else { + snprintf(srcid, sizeof(srcid), "%u", NFS_PORT); + snprintf(dstid, sizeof(dstid), "%u", + EXTRACT_32BITS(&rp->rm_xid)); + } + print_nfsaddr(bp2, srcid, dstid); + TCHECK(rp->rm_reply.rp_stat); + reply_stat = EXTRACT_32BITS(&rp->rm_reply.rp_stat); + switch (reply_stat) { + + case SUNRPC_MSG_ACCEPTED: + (void)printf("reply ok %u", length); + if (xid_map_find(rp, bp2, &proc, &vers) >= 0) + interp_reply(rp, proc, vers, length); + break; + + case SUNRPC_MSG_DENIED: + (void)printf("reply ERR %u: ", length); + TCHECK(rp->rm_reply.rp_reject.rj_stat); + rstat = EXTRACT_32BITS(&rp->rm_reply.rp_reject.rj_stat); + switch (rstat) { + + case SUNRPC_RPC_MISMATCH: + TCHECK(rp->rm_reply.rp_reject.rj_vers.high); + rlow = EXTRACT_32BITS(&rp->rm_reply.rp_reject.rj_vers.low); + rhigh = EXTRACT_32BITS(&rp->rm_reply.rp_reject.rj_vers.high); + (void)printf("RPC Version mismatch (%u-%u)", + rlow, rhigh); + break; + + case SUNRPC_AUTH_ERROR: + TCHECK(rp->rm_reply.rp_reject.rj_why); + rwhy = EXTRACT_32BITS(&rp->rm_reply.rp_reject.rj_why); + (void)printf("Auth "); + switch (rwhy) { + + case SUNRPC_AUTH_OK: + (void)printf("OK"); + break; + + case SUNRPC_AUTH_BADCRED: + (void)printf("Bogus Credentials (seal broken)"); + break; + + case SUNRPC_AUTH_REJECTEDCRED: + (void)printf("Rejected Credentials (client should begin new session)"); + break; + + case SUNRPC_AUTH_BADVERF: + (void)printf("Bogus Verifier (seal broken)"); + break; + + case SUNRPC_AUTH_REJECTEDVERF: + (void)printf("Verifier expired or was replayed"); + break; + + case SUNRPC_AUTH_TOOWEAK: + (void)printf("Credentials are too weak"); + break; + + case SUNRPC_AUTH_INVALIDRESP: + (void)printf("Bogus response verifier"); + break; + + case SUNRPC_AUTH_FAILED: + (void)printf("Unknown failure"); + break; + + default: + (void)printf("Invalid failure code %u", + (unsigned int)rwhy); + break; + } + break; + + default: + (void)printf("Unknown reason for rejecting rpc message %u", + (unsigned int)rstat); + break; + } + break; + + default: + (void)printf("reply Unknown rpc response code=%u %u", + reply_stat, length); + break; + } + return; + +trunc: + if (!nfserr) + fputs(" [|nfs]", stdout); } /* @@ -100,7 +401,7 @@ nfsreply_print(register const u_char *bp, u_int length, * If the packet was truncated, return 0. */ static const u_int32_t * -parsereq(register const struct rpc_msg *rp, register u_int length) +parsereq(register const struct sunrpc_msg *rp, register u_int length) { register const u_int32_t *dp; register u_int len; @@ -110,11 +411,11 @@ parsereq(register const struct rpc_msg *rp, register u_int length) */ dp = (u_int32_t *)&rp->rm_call.cb_cred; TCHECK(dp[1]); - len = ntohl(dp[1]); + len = EXTRACT_32BITS(&dp[1]); if (len < length) { dp += (len + (2 * sizeof(*dp) + 3)) / sizeof(*dp); TCHECK(dp[1]); - len = ntohl(dp[1]); + len = EXTRACT_32BITS(&dp[1]); if (len < length) { dp += (len + (2 * sizeof(*dp) + 3)) / sizeof(*dp); TCHECK2(dp[0], 0); @@ -130,12 +431,22 @@ trunc: * If packet was truncated, return 0. */ static const u_int32_t * -parsefh(register const u_int32_t *dp) +parsefh(register const u_int32_t *dp, int v3) { - if (dp + 8 <= (u_int32_t *)snapend) { - nfs_printfh(dp); - return (dp + 8); + u_int len; + + if (v3) { + TCHECK(dp[0]); + len = EXTRACT_32BITS(dp) / 4; + dp++; + } else + len = NFSX_V2FH / 4; + + if (TTEST2(*dp, len * sizeof(*dp))) { + nfs_printfh(dp, len); + return (dp + len); } +trunc: return (NULL); } @@ -150,24 +461,27 @@ parsefn(register const u_int32_t *dp) register const u_char *cp; /* Bail if we don't have the string length */ - if ((u_char *)dp > snapend - sizeof(*dp)) - return (NULL); + TCHECK(*dp); /* Fetch string length; convert to host order */ len = *dp++; NTOHL(len); + TCHECK2(*dp, ((len + 3) & ~3)); + cp = (u_char *)dp; /* Update 32-bit pointer (NFS filenames padded to 32-bit boundaries) */ dp += ((len + 3) & ~3) / sizeof(*dp); - if ((u_char *)dp > snapend) - return (NULL); - /* XXX seems like we should be checking the length */ putchar('"'); - (void) fn_printn(cp, len, NULL); + if (fn_printn(cp, len, snapend)) { + putchar('"'); + goto trunc; + } putchar('"'); return (dp); +trunc: + return NULL; } /* @@ -176,9 +490,9 @@ parsefn(register const u_int32_t *dp) * If packet was truncated (or there was some other error), return 0. */ static const u_int32_t * -parsefhn(register const u_int32_t *dp) +parsefhn(register const u_int32_t *dp, int v3) { - dp = parsefh(dp); + dp = parsefh(dp, v3); if (dp == NULL) return (NULL); putchar(' '); @@ -189,129 +503,235 @@ void nfsreq_print(register const u_char *bp, u_int length, register const u_char *bp2) { - register const struct rpc_msg *rp; - register const struct ip *ip; + register const struct sunrpc_msg *rp; register const u_int32_t *dp; + nfs_type type; + int v3; + u_int32_t proc; + u_int32_t access_flags; + struct nfsv3_sattr sa3; + char srcid[20], dstid[20]; /*fits 32bit*/ nfserr = 0; /* assume no error */ - rp = (const struct rpc_msg *)bp; - ip = (const struct ip *)bp2; - if (!nflag) - (void)printf("%s.%u > %s.nfs: %d", - ipaddr_string(&ip->ip_src), - (u_int32_t)ntohl(rp->rm_xid), - ipaddr_string(&ip->ip_dst), - length); - else - (void)printf("%s.%u > %s.%u: %d", - ipaddr_string(&ip->ip_src), - (u_int32_t)ntohl(rp->rm_xid), - ipaddr_string(&ip->ip_dst), - NFS_PORT, - length); + rp = (const struct sunrpc_msg *)bp; + + TCHECK(rp->rm_xid); + if (!nflag) { + snprintf(srcid, sizeof(srcid), "%u", + EXTRACT_32BITS(&rp->rm_xid)); + strlcpy(dstid, "nfs", sizeof(dstid)); + } else { + snprintf(srcid, sizeof(srcid), "%u", + EXTRACT_32BITS(&rp->rm_xid)); + snprintf(dstid, sizeof(dstid), "%u", NFS_PORT); + } + print_nfsaddr(bp2, srcid, dstid); + (void)printf("%d", length); + + if (!xid_map_enter(rp, bp2)) /* record proc number for later on */ + goto trunc; + + v3 = (EXTRACT_32BITS(&rp->rm_call.cb_vers) == NFS_VER3); + proc = EXTRACT_32BITS(&rp->rm_call.cb_proc); - xid_map_enter(rp, ip); /* record proc number for later on */ + if (!v3 && proc < NFS_NPROCS) + proc = nfsv3_procid[proc]; - switch (ntohl(rp->rm_call.cb_proc)) { -#ifdef NFSPROC_NOOP + switch (proc) { case NFSPROC_NOOP: printf(" nop"); return; -#else -#define NFSPROC_NOOP -1 -#endif case NFSPROC_NULL: printf(" null"); return; case NFSPROC_GETATTR: printf(" getattr"); - if ((dp = parsereq(rp, length)) != NULL && parsefh(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefh(dp, v3) != NULL) return; break; case NFSPROC_SETATTR: printf(" setattr"); - if ((dp = parsereq(rp, length)) != NULL && parsefh(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefh(dp, v3) != NULL) return; break; -#if NFSPROC_ROOT != NFSPROC_NOOP - case NFSPROC_ROOT: - printf(" root"); - break; -#endif case NFSPROC_LOOKUP: printf(" lookup"); - if ((dp = parsereq(rp, length)) != NULL && parsefhn(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefhn(dp, v3) != NULL) return; break; + case NFSPROC_ACCESS: + printf(" access"); + if ((dp = parsereq(rp, length)) != NULL && + (dp = parsefh(dp, v3)) != NULL) { + TCHECK(dp[0]); + access_flags = EXTRACT_32BITS(&dp[0]); + if (access_flags & ~NFSV3ACCESS_FULL) { + /* NFSV3ACCESS definitions aren't up to date */ + printf(" %04x", access_flags); + } else if ((access_flags & NFSV3ACCESS_FULL) == NFSV3ACCESS_FULL) { + printf(" NFS_ACCESS_FULL"); + } else { + char separator = ' '; + if (access_flags & NFSV3ACCESS_READ) { + printf(" NFS_ACCESS_READ"); + separator = '|'; + } + if (access_flags & NFSV3ACCESS_LOOKUP) { + printf("%cNFS_ACCESS_LOOKUP", separator); + separator = '|'; + } + if (access_flags & NFSV3ACCESS_MODIFY) { + printf("%cNFS_ACCESS_MODIFY", separator); + separator = '|'; + } + if (access_flags & NFSV3ACCESS_EXTEND) { + printf("%cNFS_ACCESS_EXTEND", separator); + separator = '|'; + } + if (access_flags & NFSV3ACCESS_DELETE) { + printf("%cNFS_ACCESS_DELETE", separator); + separator = '|'; + } + if (access_flags & NFSV3ACCESS_EXECUTE) + printf("%cNFS_ACCESS_EXECUTE", separator); + } + return; + } + break; + case NFSPROC_READLINK: printf(" readlink"); - if ((dp = parsereq(rp, length)) != NULL && parsefh(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefh(dp, v3) != NULL) return; break; case NFSPROC_READ: printf(" read"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefh(dp)) != NULL) { - TCHECK2(dp[0], 3 * sizeof(*dp)); - printf(" %u bytes @ %u", - (u_int32_t)ntohl(dp[1]), - (u_int32_t)ntohl(dp[0])); + (dp = parsefh(dp, v3)) != NULL) { + if (v3) { + TCHECK(dp[2]); + printf(" %u bytes @ %" PRIu64, + EXTRACT_32BITS(&dp[2]), + EXTRACT_64BITS(&dp[0])); + } else { + TCHECK(dp[1]); + printf(" %u bytes @ %u", + EXTRACT_32BITS(&dp[1]), + EXTRACT_32BITS(&dp[0])); + } return; } break; -#if NFSPROC_WRITECACHE != NFSPROC_NOOP - case NFSPROC_WRITECACHE: - printf(" writecache"); - if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefh(dp)) != NULL) { - TCHECK2(dp[0], 4 * sizeof(*dp)); - printf(" %u (%u) bytes @ %u (%u)", - (u_int32_t)ntohl(dp[3]), - (u_int32_t)ntohl(dp[2]), - (u_int32_t)ntohl(dp[1]), - (u_int32_t)ntohl(dp[0])); - return; - } - break; -#endif case NFSPROC_WRITE: printf(" write"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefh(dp)) != NULL) { - TCHECK2(dp[0], 4 * sizeof(*dp)); - printf(" %u (%u) bytes @ %u (%u)", - (u_int32_t)ntohl(dp[3]), - (u_int32_t)ntohl(dp[2]), - (u_int32_t)ntohl(dp[1]), - (u_int32_t)ntohl(dp[0])); + (dp = parsefh(dp, v3)) != NULL) { + if (v3) { + TCHECK(dp[2]); + printf(" %u (%u) bytes @ %" PRIu64, + EXTRACT_32BITS(&dp[4]), + EXTRACT_32BITS(&dp[2]), + EXTRACT_64BITS(&dp[0])); + if (vflag) { + dp += 3; + TCHECK(dp[0]); + printf(" <%s>", + tok2str(nfsv3_writemodes, + NULL, EXTRACT_32BITS(dp))); + } + } else { + TCHECK(dp[3]); + printf(" %u (%u) bytes @ %u (%u)", + EXTRACT_32BITS(&dp[3]), + EXTRACT_32BITS(&dp[2]), + EXTRACT_32BITS(&dp[1]), + EXTRACT_32BITS(&dp[0])); + } return; } break; case NFSPROC_CREATE: printf(" create"); - if ((dp = parsereq(rp, length)) != NULL && parsefhn(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefhn(dp, v3) != NULL) return; break; + case NFSPROC_MKDIR: + printf(" mkdir"); + if ((dp = parsereq(rp, length)) != 0 && parsefhn(dp, v3) != 0) + return; + break; + + case NFSPROC_SYMLINK: + printf(" symlink"); + if ((dp = parsereq(rp, length)) != 0 && + (dp = parsefhn(dp, v3)) != 0) { + fputs(" ->", stdout); + if (v3 && (dp = parse_sattr3(dp, &sa3)) == 0) + break; + if (parsefn(dp) == 0) + break; + if (v3 && vflag) + print_sattr3(&sa3, vflag); + return; + } + break; + + case NFSPROC_MKNOD: + printf(" mknod"); + if ((dp = parsereq(rp, length)) != 0 && + (dp = parsefhn(dp, v3)) != 0) { + TCHECK(*dp); + type = (nfs_type)EXTRACT_32BITS(dp); + dp++; + if ((dp = parse_sattr3(dp, &sa3)) == 0) + break; + printf(" %s", tok2str(type2str, "unk-ft %d", type)); + if (vflag && (type == NFCHR || type == NFBLK)) { + TCHECK(dp[1]); + printf(" %u/%u", + EXTRACT_32BITS(&dp[0]), + EXTRACT_32BITS(&dp[1])); + dp += 2; + } + if (vflag) + print_sattr3(&sa3, vflag); + return; + } + break; + case NFSPROC_REMOVE: printf(" remove"); - if ((dp = parsereq(rp, length)) != NULL && parsefhn(dp) != NULL) + if ((dp = parsereq(rp, length)) != NULL && + parsefhn(dp, v3) != NULL) + return; + break; + + case NFSPROC_RMDIR: + printf(" rmdir"); + if ((dp = parsereq(rp, length)) != NULL && + parsefhn(dp, v3) != NULL) return; break; case NFSPROC_RENAME: printf(" rename"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefhn(dp)) != NULL) { + (dp = parsefhn(dp, v3)) != NULL) { fputs(" ->", stdout); - if (parsefhn(dp) != NULL) + if (parsefhn(dp, v3) != NULL) return; } break; @@ -319,61 +739,102 @@ nfsreq_print(register const u_char *bp, u_int length, case NFSPROC_LINK: printf(" link"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefh(dp)) != NULL) { + (dp = parsefh(dp, v3)) != NULL) { fputs(" ->", stdout); - if (parsefhn(dp) != NULL) + if (parsefhn(dp, v3) != NULL) return; } break; - case NFSPROC_SYMLINK: - printf(" symlink"); + case NFSPROC_READDIR: + printf(" readdir"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefhn(dp)) != NULL) { - fputs(" -> ", stdout); - if (parsefn(dp) != NULL) - return; + (dp = parsefh(dp, v3)) != NULL) { + if (v3) { + TCHECK(dp[4]); + /* + * We shouldn't really try to interpret the + * offset cookie here. + */ + printf(" %u bytes @ %" PRId64, + EXTRACT_32BITS(&dp[4]), + EXTRACT_64BITS(&dp[0])); + if (vflag) + printf(" verf %08x%08x", dp[2], + dp[3]); + } else { + TCHECK(dp[1]); + /* + * Print the offset as signed, since -1 is + * common, but offsets > 2^31 aren't. + */ + printf(" %u bytes @ %d", + EXTRACT_32BITS(&dp[1]), + EXTRACT_32BITS(&dp[0])); + } + return; } break; - case NFSPROC_MKDIR: - printf(" mkdir"); - if ((dp = parsereq(rp, length)) != NULL && parsefhn(dp) != NULL) + case NFSPROC_READDIRPLUS: + printf(" readdirplus"); + if ((dp = parsereq(rp, length)) != NULL && + (dp = parsefh(dp, v3)) != NULL) { + TCHECK(dp[4]); + /* + * We don't try to interpret the offset + * cookie here. + */ + printf(" %u bytes @ %" PRId64, + EXTRACT_32BITS(&dp[4]), + EXTRACT_64BITS(&dp[0])); + if (vflag) { + TCHECK(dp[5]); + printf(" max %u verf %08x%08x", + EXTRACT_32BITS(&dp[5]), dp[2], dp[3]); + } return; + } break; - case NFSPROC_RMDIR: - printf(" rmdir"); - if ((dp = parsereq(rp, length)) != NULL && parsefhn(dp) != NULL) + case NFSPROC_FSSTAT: + printf(" fsstat"); + if ((dp = parsereq(rp, length)) != NULL && + parsefh(dp, v3) != NULL) return; break; - case NFSPROC_READDIR: - printf(" readdir"); + case NFSPROC_FSINFO: + printf(" fsinfo"); if ((dp = parsereq(rp, length)) != NULL && - (dp = parsefh(dp)) != NULL) { - TCHECK2(dp[0], 2 * sizeof(*dp)); - /* - * Print the offset as signed, since -1 is common, - * but offsets > 2^31 aren't. - */ - printf(" %u bytes @ %d", - (u_int32_t)ntohl(dp[1]), - (u_int32_t)ntohl(dp[0])); + parsefh(dp, v3) != NULL) return; - } break; - case NFSPROC_STATFS: - printf(" statfs"); - if ((dp = parsereq(rp, length)) != NULL && parsefh(dp) != NULL) + case NFSPROC_PATHCONF: + printf(" pathconf"); + if ((dp = parsereq(rp, length)) != NULL && + parsefh(dp, v3) != NULL) + return; + break; + + case NFSPROC_COMMIT: + printf(" commit"); + if ((dp = parsereq(rp, length)) != NULL && + (dp = parsefh(dp, v3)) != NULL) { + TCHECK(dp[2]); + printf(" %u bytes @ %" PRIu64, + EXTRACT_32BITS(&dp[2]), + EXTRACT_64BITS(&dp[0])); return; + } break; default: - printf(" proc-%u", (u_int32_t)ntohl(rp->rm_call.cb_proc)); + printf(" proc-%u", EXTRACT_32BITS(&rp->rm_call.cb_proc)); return; } + trunc: if (!nfserr) fputs(" [|nfs]", stdout); @@ -389,30 +850,51 @@ trunc: * additional hacking on the parser code. */ static void -nfs_printfh(register const u_int32_t *dp) +nfs_printfh(register const u_int32_t *dp, const u_int len) { my_fsid fsid; ino_t ino; - char *sfsname = NULL; + const char *sfsname = NULL; + char *spacep; - Parse_fh((caddr_t *)dp, &fsid, &ino, NULL, &sfsname, 0); + if (uflag) { + u_int i; + char const *sep = ""; + + printf(" fh["); + for (i=0; irm_call.cb_vers)) + return (0); + switch (IP_V((struct ip *)bp)) { + case 4: + ip = (struct ip *)bp; + break; +#ifdef INET6 + case 6: + ip6 = (struct ip6_hdr *)bp; + break; +#endif + default: + return (1); + } + xmep = &xid_map[xid_map_next]; if (++xid_map_next >= XIDMAPSIZE) xid_map_next = 0; xmep->xid = rp->rm_xid; - xmep->client = ip->ip_src; - xmep->server = ip->ip_dst; - xmep->proc = ntohl(rp->rm_call.cb_proc); + if (ip) { + xmep->ipver = 4; + memcpy(&xmep->client, &ip->ip_src, sizeof(ip->ip_src)); + memcpy(&xmep->server, &ip->ip_dst, sizeof(ip->ip_dst)); + } +#ifdef INET6 + else if (ip6) { + xmep->ipver = 6; + memcpy(&xmep->client, &ip6->ip6_src, sizeof(ip6->ip6_src)); + memcpy(&xmep->server, &ip6->ip6_dst, sizeof(ip6->ip6_dst)); + } +#endif + xmep->proc = EXTRACT_32BITS(&rp->rm_call.cb_proc); + xmep->vers = EXTRACT_32BITS(&rp->rm_call.cb_vers); + return (1); } -/* Returns true and sets proc success or false on failure */ -static u_int32_t -xid_map_find(const struct rpc_msg *rp, const struct ip *ip, u_int32_t *proc) +/* + * Returns 0 and puts NFSPROC_xxx in proc return and + * version in vers return, or returns -1 on failure + */ +static int +xid_map_find(const struct sunrpc_msg *rp, const u_char *bp, u_int32_t *proc, + u_int32_t *vers) { int i; struct xid_map_entry *xmep; u_int32_t xid = rp->rm_xid; - u_int32_t clip = ip->ip_dst.s_addr; - u_int32_t sip = ip->ip_src.s_addr; + struct ip *ip = (struct ip *)bp; +#ifdef INET6 + struct ip6_hdr *ip6 = (struct ip6_hdr *)bp; +#endif + int cmp; /* Start searching from where we last left off */ i = xid_map_hint; do { xmep = &xid_map[i]; - if (xmep->xid == xid && xmep->client.s_addr == clip && - xmep->server.s_addr == sip) { + cmp = 1; + if (xmep->ipver != IP_V(ip) || xmep->xid != xid) + goto nextitem; + switch (xmep->ipver) { + case 4: + if (memcmp(&ip->ip_src, &xmep->server, + sizeof(ip->ip_src)) != 0 || + memcmp(&ip->ip_dst, &xmep->client, + sizeof(ip->ip_dst)) != 0) { + cmp = 0; + } + break; +#ifdef INET6 + case 6: + if (memcmp(&ip6->ip6_src, &xmep->server, + sizeof(ip6->ip6_src)) != 0 || + memcmp(&ip6->ip6_dst, &xmep->client, + sizeof(ip6->ip6_dst)) != 0) { + cmp = 0; + } + break; +#endif + default: + cmp = 0; + break; + } + if (cmp) { /* match */ xid_map_hint = i; *proc = xmep->proc; - return (1); + *vers = xmep->vers; + return 0; } + nextitem: if (++i >= XIDMAPSIZE) i = 0; } while (i != xid_map_hint); /* search failed */ - return (0); + return (-1); } /* @@ -495,11 +1049,11 @@ xid_map_find(const struct rpc_msg *rp, const struct ip *ip, u_int32_t *proc) * If the packet was truncated, return 0. */ static const u_int32_t * -parserep(register const struct rpc_msg *rp, register u_int length) +parserep(register const struct sunrpc_msg *rp, register u_int length) { register const u_int32_t *dp; u_int len; - enum accept_stat astat; + enum sunrpc_accept_stat astat; /* * Portability note: @@ -517,8 +1071,8 @@ parserep(register const struct rpc_msg *rp, register u_int length) * which is an "enum" and so occupies one 32-bit word. */ dp = ((const u_int32_t *)&rp->rm_reply) + 1; - TCHECK2(dp[0], 1); - len = ntohl(dp[1]); + TCHECK(dp[1]); + len = EXTRACT_32BITS(&dp[1]); if (len >= length) return (NULL); /* @@ -530,33 +1084,33 @@ parserep(register const struct rpc_msg *rp, register u_int length) /* * now we can check the ar_stat field */ - astat = ntohl(*(enum accept_stat *)dp); + astat = (enum sunrpc_accept_stat) EXTRACT_32BITS(dp); switch (astat) { - case SUCCESS: + case SUNRPC_SUCCESS: break; - case PROG_UNAVAIL: + case SUNRPC_PROG_UNAVAIL: printf(" PROG_UNAVAIL"); nfserr = 1; /* suppress trunc string */ return (NULL); - case PROG_MISMATCH: + case SUNRPC_PROG_MISMATCH: printf(" PROG_MISMATCH"); nfserr = 1; /* suppress trunc string */ return (NULL); - case PROC_UNAVAIL: + case SUNRPC_PROC_UNAVAIL: printf(" PROC_UNAVAIL"); nfserr = 1; /* suppress trunc string */ return (NULL); - case GARBAGE_ARGS: + case SUNRPC_GARBAGE_ARGS: printf(" GARBAGE_ARGS"); nfserr = 1; /* suppress trunc string */ return (NULL); - case SYSTEM_ERR: + case SUNRPC_SYSTEM_ERR: printf(" SYSTEM_ERR"); nfserr = 1; /* suppress trunc string */ return (NULL); @@ -567,138 +1121,193 @@ parserep(register const struct rpc_msg *rp, register u_int length) return (NULL); } /* successful return */ - if ((sizeof(astat) + ((u_char *)dp)) < snapend) - return ((u_int32_t *) (sizeof(astat) + ((char *)dp))); - + TCHECK2(*dp, sizeof(astat)); + return ((u_int32_t *) (sizeof(astat) + ((char *)dp))); trunc: - return (NULL); + return (0); } static const u_int32_t * -parsestatus(const u_int32_t *dp) +parsestatus(const u_int32_t *dp, int *er) { - register int errnum; + int errnum; TCHECK(dp[0]); - errnum = ntohl(dp[0]); + + errnum = EXTRACT_32BITS(&dp[0]); + if (er) + *er = errnum; if (errnum != 0) { if (!qflag) - printf(" ERROR: %s", pcap_strerror(errnum)); - nfserr = 1; /* suppress trunc string */ - return (NULL); + printf(" ERROR: %s", + tok2str(status2str, "unk %d", errnum)); + nfserr = 1; } return (dp + 1); trunc: - return (NULL); + return NULL; } -static struct tok type2str[] = { - { NFNON, "NON" }, - { NFREG, "REG" }, - { NFDIR, "DIR" }, - { NFBLK, "BLK" }, - { NFCHR, "CHR" }, - { NFLNK, "LNK" }, - { 0, NULL } -}; - static const u_int32_t * -parsefattr(const u_int32_t *dp, int verbose) +parsefattr(const u_int32_t *dp, int verbose, int v3) { - const struct nfsv2_fattr *fap; + const struct nfs_fattr *fap; - fap = (const struct nfsv2_fattr *)dp; + fap = (const struct nfs_fattr *)dp; + TCHECK(fap->fa_gid); if (verbose) { - TCHECK(fap->fa_nfssize); - printf(" %s %o ids %u/%u sz %u ", + printf(" %s %o ids %d/%d", tok2str(type2str, "unk-ft %d ", - (u_int32_t)ntohl(fap->fa_type)), - (u_int32_t)ntohl(fap->fa_mode), - (u_int32_t)ntohl(fap->fa_uid), - (u_int32_t)ntohl(fap->fa_gid), - (u_int32_t)ntohl(fap->fa_nfssize)); + EXTRACT_32BITS(&fap->fa_type)), + EXTRACT_32BITS(&fap->fa_mode), + EXTRACT_32BITS(&fap->fa_uid), + EXTRACT_32BITS(&fap->fa_gid)); + if (v3) { + TCHECK(fap->fa3_size); + printf(" sz %" PRIu64, + EXTRACT_64BITS((u_int32_t *)&fap->fa3_size)); + } else { + TCHECK(fap->fa2_size); + printf(" sz %d", EXTRACT_32BITS(&fap->fa2_size)); + } } /* print lots more stuff */ if (verbose > 1) { - TCHECK(fap->fa_nfsfileid); - printf("nlink %u rdev %x fsid %x nodeid %x a/m/ctime ", - (u_int32_t)ntohl(fap->fa_nlink), - (u_int32_t)ntohl(fap->fa_nfsrdev), - (u_int32_t)ntohl(fap->fa_nfsfsid), - (u_int32_t)ntohl(fap->fa_nfsfileid)); - TCHECK(fap->fa_nfsatime); - printf("%u.%06u ", - (u_int32_t)ntohl(fap->fa_nfsatime.nfs_sec), - (u_int32_t)ntohl(fap->fa_nfsatime.nfs_usec)); - TCHECK(fap->fa_nfsmtime); - printf("%u.%06u ", - (u_int32_t)ntohl(fap->fa_nfsmtime.nfs_sec), - (u_int32_t)ntohl(fap->fa_nfsmtime.nfs_usec)); - TCHECK(fap->fa_nfsctime); - printf("%u.%06u ", - (u_int32_t)ntohl(fap->fa_nfsctime.nfs_sec), - (u_int32_t)ntohl(fap->fa_nfsctime.nfs_usec)); + if (v3) { + TCHECK(fap->fa3_ctime); + printf(" nlink %d rdev %d/%d", + EXTRACT_32BITS(&fap->fa_nlink), + EXTRACT_32BITS(&fap->fa3_rdev.specdata1), + EXTRACT_32BITS(&fap->fa3_rdev.specdata2)); + printf(" fsid %" PRIx64, + EXTRACT_64BITS((u_int32_t *)&fap->fa3_fsid)); + printf(" fileid %" PRIx64, + EXTRACT_64BITS((u_int32_t *)&fap->fa3_fileid)); + printf(" a/m/ctime %u.%06u", + EXTRACT_32BITS(&fap->fa3_atime.nfsv3_sec), + EXTRACT_32BITS(&fap->fa3_atime.nfsv3_nsec)); + printf(" %u.%06u", + EXTRACT_32BITS(&fap->fa3_mtime.nfsv3_sec), + EXTRACT_32BITS(&fap->fa3_mtime.nfsv3_nsec)); + printf(" %u.%06u", + EXTRACT_32BITS(&fap->fa3_ctime.nfsv3_sec), + EXTRACT_32BITS(&fap->fa3_ctime.nfsv3_nsec)); + } else { + TCHECK(fap->fa2_ctime); + printf(" nlink %d rdev %x fsid %x nodeid %x a/m/ctime", + EXTRACT_32BITS(&fap->fa_nlink), + EXTRACT_32BITS(&fap->fa2_rdev), + EXTRACT_32BITS(&fap->fa2_fsid), + EXTRACT_32BITS(&fap->fa2_fileid)); + printf(" %u.%06u", + EXTRACT_32BITS(&fap->fa2_atime.nfsv2_sec), + EXTRACT_32BITS(&fap->fa2_atime.nfsv2_usec)); + printf(" %u.%06u", + EXTRACT_32BITS(&fap->fa2_mtime.nfsv2_sec), + EXTRACT_32BITS(&fap->fa2_mtime.nfsv2_usec)); + printf(" %u.%06u", + EXTRACT_32BITS(&fap->fa2_ctime.nfsv2_sec), + EXTRACT_32BITS(&fap->fa2_ctime.nfsv2_usec)); + } } - return ((const u_int32_t *)&fap[1]); + return ((const u_int32_t *)((unsigned char *)dp + + (v3 ? NFSX_V3FATTR : NFSX_V2FATTR))); trunc: return (NULL); } static int -parseattrstat(const u_int32_t *dp, int verbose) +parseattrstat(const u_int32_t *dp, int verbose, int v3) { + int er; - dp = parsestatus(dp); + dp = parsestatus(dp, &er); if (dp == NULL) return (0); + if (er) + return (1); - return (parsefattr(dp, verbose) != NULL); + return (parsefattr(dp, verbose, v3) != NULL); } static int parsediropres(const u_int32_t *dp) { + int er; - dp = parsestatus(dp); - if (dp == NULL) + if (!(dp = parsestatus(dp, &er))) return (0); + if (er) + return (1); - dp = parsefh(dp); + dp = parsefh(dp, 0); if (dp == NULL) return (0); - return (parsefattr(dp, vflag) != NULL); + return (parsefattr(dp, vflag, 0) != NULL); } static int -parselinkres(const u_int32_t *dp) +parselinkres(const u_int32_t *dp, int v3) { - dp = parsestatus(dp); + int er; + + dp = parsestatus(dp, &er); if (dp == NULL) + return(0); + if (er) + return(1); + if (v3 && !(dp = parse_post_op_attr(dp, vflag))) return (0); - putchar(' '); return (parsefn(dp) != NULL); } static int -parsestatfs(const u_int32_t *dp) +parsestatfs(const u_int32_t *dp, int v3) { - const struct nfsv2_statfs *sfsp; + const struct nfs_statfs *sfsp; + int er; - dp = parsestatus(dp); + dp = parsestatus(dp, &er); if (dp == NULL) return (0); + if (!v3 && er) + return (1); + + if (qflag) + return(1); - if (!qflag) { - sfsp = (const struct nfsv2_statfs *)dp; - TCHECK(sfsp->sf_bavail); - printf(" tsize %u bsize %u blocks %u bfree %u bavail %u", - (u_int32_t)ntohl(sfsp->sf_tsize), - (u_int32_t)ntohl(sfsp->sf_bsize), - (u_int32_t)ntohl(sfsp->sf_blocks), - (u_int32_t)ntohl(sfsp->sf_bfree), - (u_int32_t)ntohl(sfsp->sf_bavail)); + if (v3) { + if (vflag) + printf(" POST:"); + if (!(dp = parse_post_op_attr(dp, vflag))) + return (0); + } + + TCHECK2(*dp, (v3 ? NFSX_V3STATFS : NFSX_V2STATFS)); + + sfsp = (const struct nfs_statfs *)dp; + + if (v3) { + printf(" tbytes %" PRIu64 " fbytes %" PRIu64 " abytes %" PRIu64, + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_tbytes), + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_fbytes), + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_abytes)); + if (vflag) { + printf(" tfiles %" PRIu64 " ffiles %" PRIu64 " afiles %" PRIu64 " invar %u", + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_tfiles), + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_ffiles), + EXTRACT_64BITS((u_int32_t *)&sfsp->sf_afiles), + EXTRACT_32BITS(&sfsp->sf_invarsec)); + } + } else { + printf(" tsize %d bsize %d blocks %d bfree %d bavail %d", + EXTRACT_32BITS(&sfsp->sf_tsize), + EXTRACT_32BITS(&sfsp->sf_bsize), + EXTRACT_32BITS(&sfsp->sf_blocks), + EXTRACT_32BITS(&sfsp->sf_bfree), + EXTRACT_32BITS(&sfsp->sf_bavail)); } return (1); @@ -709,38 +1318,237 @@ trunc: static int parserddires(const u_int32_t *dp) { - dp = parsestatus(dp); + int er; + + dp = parsestatus(dp, &er); if (dp == NULL) return (0); - if (!qflag) { + if (er) + return (1); + if (qflag) + return (1); + + TCHECK(dp[2]); + printf(" offset %x size %d ", + EXTRACT_32BITS(&dp[0]), EXTRACT_32BITS(&dp[1])); + if (dp[2] != 0) + printf(" eof"); + + return (1); +trunc: + return (0); +} + +static const u_int32_t * +parse_wcc_attr(const u_int32_t *dp) +{ + printf(" sz %" PRIu64, EXTRACT_64BITS(&dp[0])); + printf(" mtime %u.%06u ctime %u.%06u", + EXTRACT_32BITS(&dp[2]), EXTRACT_32BITS(&dp[3]), + EXTRACT_32BITS(&dp[4]), EXTRACT_32BITS(&dp[5])); + return (dp + 6); +} + +/* + * Pre operation attributes. Print only if vflag > 1. + */ +static const u_int32_t * +parse_pre_op_attr(const u_int32_t *dp, int verbose) +{ + TCHECK(dp[0]); + if (!EXTRACT_32BITS(&dp[0])) + return (dp + 1); + dp++; + TCHECK2(*dp, 24); + if (verbose > 1) { + return parse_wcc_attr(dp); + } else { + /* If not verbose enough, just skip over wcc_attr */ + return (dp + 6); + } +trunc: + return (NULL); +} + +/* + * Post operation attributes are printed if vflag >= 1 + */ +static const u_int32_t * +parse_post_op_attr(const u_int32_t *dp, int verbose) +{ + TCHECK(dp[0]); + if (!EXTRACT_32BITS(&dp[0])) + return (dp + 1); + dp++; + if (verbose) { + return parsefattr(dp, verbose, 1); + } else + return (dp + (NFSX_V3FATTR / sizeof (u_int32_t))); +trunc: + return (NULL); +} + +static const u_int32_t * +parse_wcc_data(const u_int32_t *dp, int verbose) +{ + if (verbose > 1) + printf(" PRE:"); + if (!(dp = parse_pre_op_attr(dp, verbose))) + return (0); + + if (verbose) + printf(" POST:"); + return parse_post_op_attr(dp, verbose); +} + +static const u_int32_t * +parsecreateopres(const u_int32_t *dp, int verbose) +{ + int er; + + if (!(dp = parsestatus(dp, &er))) + return (0); + if (er) + dp = parse_wcc_data(dp, verbose); + else { TCHECK(dp[0]); - printf(" offset %x", (u_int32_t)ntohl(dp[0])); + if (!EXTRACT_32BITS(&dp[0])) + return (dp + 1); + dp++; + if (!(dp = parsefh(dp, 1))) + return (0); + if (verbose) { + if (!(dp = parse_post_op_attr(dp, verbose))) + return (0); + if (vflag > 1) { + printf(" dir attr:"); + dp = parse_wcc_data(dp, verbose); + } + } + } + return (dp); +trunc: + return (NULL); +} + +static int +parsewccres(const u_int32_t *dp, int verbose) +{ + int er; + + if (!(dp = parsestatus(dp, &er))) + return (0); + return parse_wcc_data(dp, verbose) != 0; +} + +static const u_int32_t * +parsev3rddirres(const u_int32_t *dp, int verbose) +{ + int er; + + if (!(dp = parsestatus(dp, &er))) + return (0); + if (vflag) + printf(" POST:"); + if (!(dp = parse_post_op_attr(dp, verbose))) + return (0); + if (er) + return dp; + if (vflag) { TCHECK(dp[1]); - printf(" size %u", (u_int32_t)ntohl(dp[1])); - TCHECK(dp[2]); - if (dp[2] != 0) - printf(" eof"); + printf(" verf %08x%08x", dp[0], dp[1]); + dp += 2; + } + return dp; +trunc: + return (NULL); +} + +static int +parsefsinfo(const u_int32_t *dp) +{ + struct nfsv3_fsinfo *sfp; + int er; + + if (!(dp = parsestatus(dp, &er))) + return (0); + if (vflag) + printf(" POST:"); + if (!(dp = parse_post_op_attr(dp, vflag))) + return (0); + if (er) + return (1); + + sfp = (struct nfsv3_fsinfo *)dp; + TCHECK(*sfp); + printf(" rtmax %u rtpref %u wtmax %u wtpref %u dtpref %u", + EXTRACT_32BITS(&sfp->fs_rtmax), + EXTRACT_32BITS(&sfp->fs_rtpref), + EXTRACT_32BITS(&sfp->fs_wtmax), + EXTRACT_32BITS(&sfp->fs_wtpref), + EXTRACT_32BITS(&sfp->fs_dtpref)); + if (vflag) { + printf(" rtmult %u wtmult %u maxfsz %" PRIu64, + EXTRACT_32BITS(&sfp->fs_rtmult), + EXTRACT_32BITS(&sfp->fs_wtmult), + EXTRACT_64BITS((u_int32_t *)&sfp->fs_maxfilesize)); + printf(" delta %u.%06u ", + EXTRACT_32BITS(&sfp->fs_timedelta.nfsv3_sec), + EXTRACT_32BITS(&sfp->fs_timedelta.nfsv3_nsec)); } + return (1); +trunc: + return (0); +} + +static int +parsepathconf(const u_int32_t *dp) +{ + int er; + struct nfsv3_pathconf *spp; + if (!(dp = parsestatus(dp, &er))) + return (0); + if (vflag) + printf(" POST:"); + if (!(dp = parse_post_op_attr(dp, vflag))) + return (0); + if (er) + return (1); + + spp = (struct nfsv3_pathconf *)dp; + TCHECK(*spp); + + printf(" linkmax %u namemax %u %s %s %s %s", + EXTRACT_32BITS(&spp->pc_linkmax), + EXTRACT_32BITS(&spp->pc_namemax), + EXTRACT_32BITS(&spp->pc_notrunc) ? "notrunc" : "", + EXTRACT_32BITS(&spp->pc_chownrestricted) ? "chownres" : "", + EXTRACT_32BITS(&spp->pc_caseinsensitive) ? "igncase" : "", + EXTRACT_32BITS(&spp->pc_casepreserving) ? "keepcase" : ""); return (1); trunc: return (0); } static void -interp_reply(const struct rpc_msg *rp, u_int32_t proc, u_int length) +interp_reply(const struct sunrpc_msg *rp, u_int32_t proc, u_int32_t vers, int length) { register const u_int32_t *dp; + register int v3; + int er; + + v3 = (vers == NFS_VER3); + + if (!v3 && proc < NFS_NPROCS) + proc = nfsv3_procid[proc]; switch (proc) { -#ifdef NFSPROC_NOOP case NFSPROC_NOOP: printf(" nop"); return; -#else -#define NFSPROC_NOOP -1 -#endif + case NFSPROC_NULL: printf(" null"); return; @@ -748,115 +1556,288 @@ interp_reply(const struct rpc_msg *rp, u_int32_t proc, u_int length) case NFSPROC_GETATTR: printf(" getattr"); dp = parserep(rp, length); - if (dp != NULL && parseattrstat(dp, !qflag) != 0) + if (dp != NULL && parseattrstat(dp, !qflag, v3) != 0) return; break; case NFSPROC_SETATTR: printf(" setattr"); - dp = parserep(rp, length); - if (dp != NULL && parseattrstat(dp, !qflag) != 0) + if (!(dp = parserep(rp, length))) return; + if (v3) { + if (parsewccres(dp, vflag)) + return; + } else { + if (parseattrstat(dp, !qflag, 0) != 0) + return; + } break; -#if NFSPROC_ROOT != NFSPROC_NOOP - case NFSPROC_ROOT: - printf(" root"); - break; -#endif case NFSPROC_LOOKUP: printf(" lookup"); - dp = parserep(rp, length); - if (dp != NULL && parsediropres(dp) != 0) - return; + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (!(dp = parsestatus(dp, &er))) + break; + if (er) { + if (vflag > 1) { + printf(" post dattr:"); + dp = parse_post_op_attr(dp, vflag); + } + } else { + if (!(dp = parsefh(dp, v3))) + break; + if ((dp = parse_post_op_attr(dp, vflag)) && + vflag > 1) { + printf(" post dattr:"); + dp = parse_post_op_attr(dp, vflag); + } + } + if (dp) + return; + } else { + if (parsediropres(dp) != 0) + return; + } break; + case NFSPROC_ACCESS: + printf(" access"); + if (!(dp = parserep(rp, length))) + break; + if (!(dp = parsestatus(dp, &er))) + break; + if (vflag) + printf(" attr:"); + if (!(dp = parse_post_op_attr(dp, vflag))) + break; + if (!er) + printf(" c %04x", EXTRACT_32BITS(&dp[0])); + return; + case NFSPROC_READLINK: printf(" readlink"); dp = parserep(rp, length); - if (dp != NULL && parselinkres(dp) != 0) + if (dp != NULL && parselinkres(dp, v3) != 0) return; break; case NFSPROC_READ: printf(" read"); - dp = parserep(rp, length); - if (dp != NULL && parseattrstat(dp, vflag) != 0) + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (!(dp = parsestatus(dp, &er))) + break; + if (!(dp = parse_post_op_attr(dp, vflag))) + break; + if (er) + return; + if (vflag) { + TCHECK(dp[1]); + printf(" %u bytes", EXTRACT_32BITS(&dp[0])); + if (EXTRACT_32BITS(&dp[1])) + printf(" EOF"); + } return; + } else { + if (parseattrstat(dp, vflag, 0) != 0) + return; + } break; -#if NFSPROC_WRITECACHE != NFSPROC_NOOP - case NFSPROC_WRITECACHE: - printf(" writecache"); - break; -#endif case NFSPROC_WRITE: printf(" write"); - dp = parserep(rp, length); - if (dp != NULL && parseattrstat(dp, vflag) != 0) - return; + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (!(dp = parsestatus(dp, &er))) + break; + if (!(dp = parse_wcc_data(dp, vflag))) + break; + if (er) + return; + if (vflag) { + TCHECK(dp[0]); + printf(" %u bytes", EXTRACT_32BITS(&dp[0])); + if (vflag > 1) { + TCHECK(dp[1]); + printf(" <%s>", + tok2str(nfsv3_writemodes, + NULL, EXTRACT_32BITS(&dp[1]))); + } + return; + } + } else { + if (parseattrstat(dp, vflag, v3) != 0) + return; + } break; case NFSPROC_CREATE: printf(" create"); - dp = parserep(rp, length); - if (dp != NULL && parsediropres(dp) != 0) + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsecreateopres(dp, vflag) != 0) + return; + } else { + if (parsediropres(dp) != 0) + return; + } + break; + + case NFSPROC_MKDIR: + printf(" mkdir"); + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsecreateopres(dp, vflag) != 0) + return; + } else { + if (parsediropres(dp) != 0) + return; + } + break; + + case NFSPROC_SYMLINK: + printf(" symlink"); + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsecreateopres(dp, vflag) != 0) + return; + } else { + if (parsestatus(dp, &er) != 0) + return; + } + break; + + case NFSPROC_MKNOD: + printf(" mknod"); + if (!(dp = parserep(rp, length))) + break; + if (parsecreateopres(dp, vflag) != 0) return; break; case NFSPROC_REMOVE: printf(" remove"); - dp = parserep(rp, length); - if (dp != NULL && parsestatus(dp) != 0) - return; + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsewccres(dp, vflag)) + return; + } else { + if (parsestatus(dp, &er) != 0) + return; + } + break; + + case NFSPROC_RMDIR: + printf(" rmdir"); + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsewccres(dp, vflag)) + return; + } else { + if (parsestatus(dp, &er) != 0) + return; + } break; case NFSPROC_RENAME: printf(" rename"); - dp = parserep(rp, length); - if (dp != NULL && parsestatus(dp) != 0) + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (!(dp = parsestatus(dp, &er))) + break; + if (vflag) { + printf(" from:"); + if (!(dp = parse_wcc_data(dp, vflag))) + break; + printf(" to:"); + if (!(dp = parse_wcc_data(dp, vflag))) + break; + } return; + } else { + if (parsestatus(dp, &er) != 0) + return; + } break; case NFSPROC_LINK: printf(" link"); - dp = parserep(rp, length); - if (dp != NULL && parsestatus(dp) != 0) - return; + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (!(dp = parsestatus(dp, &er))) + break; + if (vflag) { + printf(" file POST:"); + if (!(dp = parse_post_op_attr(dp, vflag))) + break; + printf(" dir:"); + if (!(dp = parse_wcc_data(dp, vflag))) + break; + return; + } + } else { + if (parsestatus(dp, &er) != 0) + return; + } break; - case NFSPROC_SYMLINK: - printf(" symlink"); - dp = parserep(rp, length); - if (dp != NULL && parsestatus(dp) != 0) + case NFSPROC_READDIR: + printf(" readdir"); + if (!(dp = parserep(rp, length))) + break; + if (v3) { + if (parsev3rddirres(dp, vflag)) + return; + } else { + if (parserddires(dp) != 0) + return; + } + break; + + case NFSPROC_READDIRPLUS: + printf(" readdirplus"); + if (!(dp = parserep(rp, length))) + break; + if (parsev3rddirres(dp, vflag)) return; break; - case NFSPROC_MKDIR: - printf(" mkdir"); + case NFSPROC_FSSTAT: + printf(" fsstat"); dp = parserep(rp, length); - if (dp != NULL && parsediropres(dp) != 0) + if (dp != NULL && parsestatfs(dp, v3) != 0) return; break; - case NFSPROC_RMDIR: - printf(" rmdir"); + case NFSPROC_FSINFO: + printf(" fsinfo"); dp = parserep(rp, length); - if (dp != NULL && parsestatus(dp) != 0) + if (dp != NULL && parsefsinfo(dp) != 0) return; break; - case NFSPROC_READDIR: - printf(" readdir"); + case NFSPROC_PATHCONF: + printf(" pathconf"); dp = parserep(rp, length); - if (dp != NULL && parserddires(dp) != 0) + if (dp != NULL && parsepathconf(dp) != 0) return; break; - case NFSPROC_STATFS: - printf(" statfs"); + case NFSPROC_COMMIT: + printf(" commit"); dp = parserep(rp, length); - if (dp != NULL && parsestatfs(dp) != 0) + if (dp != NULL && parsewccres(dp, vflag) != 0) return; break; @@ -864,6 +1845,7 @@ interp_reply(const struct rpc_msg *rp, u_int32_t proc, u_int length) printf(" proc-%u", proc); return; } +trunc: if (!nfserr) fputs(" [|nfs]", stdout); }