X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/d9c551524deacd0391c44e416a692e98fa3cbeb7..4890d02f2cbdfd68f0dfb8ce7123fb61b4a591d4:/print-nfs.c diff --git a/print-nfs.c b/print-nfs.c index dc6ae7d4..d195ec75 100644 --- a/print-nfs.c +++ b/print-nfs.c @@ -21,7 +21,7 @@ #ifndef lint static const char rcsid[] = - "@(#) $Header: /tcpdump/master/tcpdump/print-nfs.c,v 1.73 2000-06-10 05:12:20 itojun Exp $ (LBL)"; + "@(#) $Header: /tcpdump/master/tcpdump/print-nfs.c,v 1.87 2000-10-07 05:53:12 itojun Exp $ (LBL)"; #endif #ifdef HAVE_CONFIG_H @@ -32,19 +32,10 @@ static const char rcsid[] = #include #include -#if __STDC__ struct mbuf; struct rtentry; -#endif -#include #include -#include -#include -#include -#ifdef INET6 -#include -#endif #include @@ -59,6 +50,11 @@ struct rtentry; #include "nfs.h" #include "nfsfh.h" +#include "ip.h" +#ifdef INET6 +#include "ip6.h" +#endif + static void nfs_printfh(const u_int32_t *, const u_int); static void xid_map_enter(const struct rpc_msg *, const u_char *); static int32_t xid_map_find(const struct rpc_msg *, const u_char *, @@ -101,6 +97,55 @@ u_int32_t nfsv3_procid[NFS_NPROCS] = { 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" }, @@ -153,13 +198,14 @@ static int print_int64(const u_int32_t *dp, int how) } #else switch (how) { - case SIGNED : - case UNSIGNED : - case HEX : - printf ("0x%x%08x", dp[0], dp[1]); - break; - default : - return (0); + case SIGNED: + case UNSIGNED: + case HEX: + printf("0x%x%08x", (u_int32_t)ntohl(dp[0]), + (u_int32_t)ntohl(dp[1])); + break; + default: + return (0); } #endif return 1; @@ -173,11 +219,14 @@ print_nfsaddr(const u_char *bp, const char *s, const char *d) 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 (((struct ip *)bp)->ip_v) { + switch (IP_V((struct ip *)bp)) { case 4: ip = (struct ip *)bp; strlcpy(srcaddr, ipaddr_string(&ip->ip_src), sizeof(srcaddr)); @@ -405,7 +454,7 @@ nfsreq_print(register const u_char *bp, u_int length, { register const struct rpc_msg *rp; register const u_int32_t *dp; - nfstype type; + nfs_type type; int v3; u_int32_t proc; struct nfsv3_sattr sa3; @@ -467,7 +516,7 @@ nfsreq_print(register const u_char *bp, u_int length, if ((dp = parsereq(rp, length)) != NULL && (dp = parsefh(dp, v3)) != NULL) { TCHECK(dp[0]); - printf(" %04x", (unsigned)ntohl(dp[0])); + printf(" %04x", (u_int32_t)ntohl(dp[0])); return; } break; @@ -559,15 +608,15 @@ nfsreq_print(register const u_char *bp, u_int length, if ((dp = parsereq(rp, length)) != 0 && (dp = parsefhn(dp, v3)) != 0) { TCHECK(*dp); - type = (nfstype)ntohl(*dp++); + type = (nfs_type)ntohl(*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", - (unsigned)ntohl(dp[0]), - (unsigned)ntohl(dp[1])); + (u_int32_t)ntohl(dp[0]), + (u_int32_t)ntohl(dp[1])); dp += 2; } if (vflag) @@ -717,6 +766,7 @@ nfs_printfh(register const u_int32_t *dp, const u_int len) /* Make sure string is null-terminated */ strncpy(temp, sfsname, NFSX_V3FHMAX); + temp[sizeof(temp) - 1] = '\0'; /* Remove trailing spaces */ sfsname = strchr(temp, ' '); if (sfsname) @@ -777,7 +827,7 @@ xid_map_enter(const struct rpc_msg *rp, const u_char *bp) #endif struct xid_map_entry *xmep; - switch (((struct ip *)bp)->ip_v) { + switch (IP_V((struct ip *)bp)) { case 4: ip = (struct ip *)bp; break; @@ -823,7 +873,7 @@ xid_map_find(const struct rpc_msg *rp, const u_char *bp, u_int32_t *proc, int i; struct xid_map_entry *xmep; u_int32_t xid = rp->rm_xid; - struct ip *ip = (struct ip *)ip; + struct ip *ip = (struct ip *)bp; #ifdef INET6 struct ip6_hdr *ip6 = (struct ip6_hdr *)bp; #endif @@ -834,7 +884,7 @@ xid_map_find(const struct rpc_msg *rp, const u_char *bp, u_int32_t *proc, do { xmep = &xid_map[i]; cmp = 1; - if (xmep->ipver != ip->ip_v || xmep->xid != xid) + if (xmep->ipver != IP_V(ip) || xmep->xid != xid) goto nextitem; switch (xmep->ipver) { case 4: @@ -974,7 +1024,8 @@ parsestatus(const u_int32_t *dp, int *er) *er = errnum; if (errnum != 0) { if (!qflag) - printf(" ERROR: %s", pcap_strerror(errnum)); + printf(" ERROR: %s", + tok2str(status2str, "unk %d", errnum)); nfserr = 1; return (NULL); } @@ -1161,7 +1212,7 @@ parserddires(const u_int32_t *dp) TCHECK(dp[2]); printf(" offset %x size %d ", - (unsigned)ntohl(dp[0]), (unsigned)ntohl(dp[1])); + (u_int32_t)ntohl(dp[0]), (u_int32_t)ntohl(dp[1])); if (dp[2] != 0) printf(" eof"); @@ -1176,8 +1227,8 @@ parse_wcc_attr(const u_int32_t *dp) printf(" sz "); print_int64(dp, UNSIGNED); printf(" mtime %u.%06u ctime %u.%06u", - (unsigned)ntohl(dp[2]), (unsigned)ntohl(dp[3]), - (unsigned)ntohl(dp[4]), (unsigned)ntohl(dp[5])); + (u_int32_t)ntohl(dp[2]), (u_int32_t)ntohl(dp[3]), + (u_int32_t)ntohl(dp[4]), (u_int32_t)ntohl(dp[5])); return (dp + 6); } @@ -1444,7 +1495,7 @@ interp_reply(const struct rpc_msg *rp, u_int32_t proc, u_int32_t vers, int lengt if (!(dp = parse_post_op_attr(dp, vflag))) break; if (!er) - printf(" c %04x", (unsigned)ntohl(dp[0])); + printf(" c %04x", (u_int32_t)ntohl(dp[0])); return; case NFSPROC_READLINK: