static const uint32_t *
parsecreateopres(netdissect_options *ndo,
const uint32_t *dp, int verbose)
{
u_int er;
if (!(dp = parsestatus(ndo, dp, &er)))
return (0);
if (er)
dp = parse_wcc_data(ndo, dp, verbose);
else {
ND_TCHECK_4(dp);
if (!EXTRACT_BE_U_4(dp))
return (dp + 1);
dp++;
if (!(dp = parsefh(ndo, dp, 1)))
return (0);
if (verbose) {
if (!(dp = parse_post_op_attr(ndo, dp, verbose)))
return (0);
if (ndo->ndo_vflag > 1) {
ND_PRINT(" dir attr:");
dp = parse_wcc_data(ndo, dp, verbose);
}
}
}
return (dp);
trunc:
return (NULL);
}
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]);
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);
}
/*
* Print out file handle and file name.
* Return pointer to 32-bit word past file name.
* If packet was truncated (or there was some other error), return 0.
*/
static const u_int32_t *
parsefhn(register const u_int32_t *dp, int v3)
{
dp = parsefh(dp, v3);
if (dp == NULL)
return (NULL);
putchar(' ');
return (parsefn(dp));
}
/*
* Print out file handle and file name.
* Return pointer to 32-bit word past file name.
* If packet was truncated (or there was some other error), return 0.
*/
static const uint32_t *
parsefhn(netdissect_options *ndo,
const uint32_t *dp, int v3)
{
dp = parsefh(ndo, dp, v3);
if (dp == NULL)
return (NULL);
ND_PRINT(" ");
return (parsefn(ndo, dp));
}
static int
parsediropres(const u_int32_t *dp)
{
int er;
if (!(dp = parsestatus(dp, &er)))
return (0);
if (er)
return (1);
dp = parsefh(dp, 0);
if (dp == NULL)
return (0);
return (parsefattr(dp, vflag, 0) != NULL);
}
static int
parsediropres(netdissect_options *ndo,
const uint32_t *dp)
{
u_int er;
if (!(dp = parsestatus(ndo, dp, &er)))
return (0);
if (er)
return (1);
dp = parsefh(ndo, dp, 0);
if (dp == NULL)
return (0);
return (parsefattr(ndo, dp, ndo->ndo_vflag, 0) != NULL);
}
void
nfsreq_noaddr_print(netdissect_options *ndo,
const u_char *bp, u_int length,
const u_char *bp2)
{
const struct sunrpc_msg *rp;
const uint32_t *dp;
nfs_type type;
int v3;
uint32_t proc;
uint32_t access_flags;
struct nfsv3_sattr sa3;
ND_PRINT("%u", length);
nfserr = 0; /* assume no error */
rp = (const struct sunrpc_msg *)bp;
if (!xid_map_enter(ndo, rp, bp2)) /* record proc number for later on */
goto trunc;
v3 = (EXTRACT_BE_U_4(&rp->rm_call.cb_vers) == NFS_VER3);
proc = EXTRACT_BE_U_4(&rp->rm_call.cb_proc);
if (!v3 && proc < NFS_NPROCS)
proc = nfsv3_procid[proc];
ND_PRINT(" %s", tok2str(nfsproc_str, "proc-%u", proc));
switch (proc) {
case NFSPROC_GETATTR:
case NFSPROC_SETATTR:
case NFSPROC_READLINK:
case NFSPROC_FSSTAT:
case NFSPROC_FSINFO:
case NFSPROC_PATHCONF:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
parsefh(ndo, dp, v3) != NULL)
return;
break;
case NFSPROC_LOOKUP:
case NFSPROC_CREATE:
case NFSPROC_MKDIR:
case NFSPROC_REMOVE:
case NFSPROC_RMDIR:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
parsefhn(ndo, dp, v3) != NULL)
return;
break;
case NFSPROC_ACCESS:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
ND_TCHECK_4(dp);
access_flags = EXTRACT_BE_U_4(dp);
if (access_flags & ~NFSV3ACCESS_FULL) {
/* NFSV3ACCESS definitions aren't up to date */
ND_PRINT(" %04x", access_flags);
} else if ((access_flags & NFSV3ACCESS_FULL) == NFSV3ACCESS_FULL) {
ND_PRINT(" NFS_ACCESS_FULL");
} else {
char separator = ' ';
if (access_flags & NFSV3ACCESS_READ) {
ND_PRINT(" NFS_ACCESS_READ");
separator = '|';
}
if (access_flags & NFSV3ACCESS_LOOKUP) {
ND_PRINT("%cNFS_ACCESS_LOOKUP", separator);
separator = '|';
}
if (access_flags & NFSV3ACCESS_MODIFY) {
ND_PRINT("%cNFS_ACCESS_MODIFY", separator);
separator = '|';
}
if (access_flags & NFSV3ACCESS_EXTEND) {
ND_PRINT("%cNFS_ACCESS_EXTEND", separator);
separator = '|';
}
if (access_flags & NFSV3ACCESS_DELETE) {
ND_PRINT("%cNFS_ACCESS_DELETE", separator);
separator = '|';
}
if (access_flags & NFSV3ACCESS_EXECUTE)
ND_PRINT("%cNFS_ACCESS_EXECUTE", separator);
}
return;
}
break;
case NFSPROC_READ:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
if (v3) {
ND_TCHECK_4(dp + 2);
ND_PRINT(" %u bytes @ %" PRIu64,
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_8(dp));
} else {
ND_TCHECK_4(dp + 1);
ND_PRINT(" %u bytes @ %u",
EXTRACT_BE_U_4(dp + 1),
EXTRACT_BE_U_4(dp));
}
return;
}
break;
case NFSPROC_WRITE:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
if (v3) {
ND_TCHECK_4(dp + 4);
ND_PRINT(" %u (%u) bytes @ %" PRIu64,
EXTRACT_BE_U_4(dp + 4),
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_8(dp));
if (ndo->ndo_vflag) {
ND_PRINT(" <%s>",
tok2str(nfsv3_writemodes,
NULL, EXTRACT_BE_U_4(dp + 3)));
}
} else {
ND_TCHECK_4(dp + 3);
ND_PRINT(" %u (%u) bytes @ %u (%u)",
EXTRACT_BE_U_4(dp + 3),
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_4(dp + 1),
EXTRACT_BE_U_4(dp));
}
return;
}
break;
case NFSPROC_SYMLINK:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefhn(ndo, dp, v3)) != NULL) {
ND_PRINT(" ->");
if (v3 && (dp = parse_sattr3(ndo, dp, &sa3)) == NULL)
break;
if (parsefn(ndo, dp) == NULL)
break;
if (v3 && ndo->ndo_vflag)
print_sattr3(ndo, &sa3, ndo->ndo_vflag);
return;
}
break;
case NFSPROC_MKNOD:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefhn(ndo, dp, v3)) != NULL) {
ND_TCHECK_4(dp);
type = (nfs_type) EXTRACT_BE_U_4(dp);
dp++;
if ((dp = parse_sattr3(ndo, dp, &sa3)) == NULL)
break;
ND_PRINT(" %s", tok2str(type2str, "unk-ft %u", type));
if (ndo->ndo_vflag && (type == NFCHR || type == NFBLK)) {
ND_TCHECK_4(dp + 1);
ND_PRINT(" %u/%u",
EXTRACT_BE_U_4(dp),
EXTRACT_BE_U_4(dp + 1));
dp += 2;
}
if (ndo->ndo_vflag)
print_sattr3(ndo, &sa3, ndo->ndo_vflag);
return;
}
break;
case NFSPROC_RENAME:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefhn(ndo, dp, v3)) != NULL) {
ND_PRINT(" ->");
if (parsefhn(ndo, dp, v3) != NULL)
return;
}
break;
case NFSPROC_LINK:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
ND_PRINT(" ->");
if (parsefhn(ndo, dp, v3) != NULL)
return;
}
break;
case NFSPROC_READDIR:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
if (v3) {
ND_TCHECK_4(dp + 4);
/*
* We shouldn't really try to interpret the
* offset cookie here.
*/
ND_PRINT(" %u bytes @ %" PRId64,
EXTRACT_BE_U_4(dp + 4),
EXTRACT_BE_U_8(dp));
if (ndo->ndo_vflag) {
/*
* This displays the 8 bytes
* of the verifier in order,
* from the low-order byte
* to the high-order byte.
*/
ND_PRINT(" verf %08x%08x",
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_4(dp + 3));
}
} else {
ND_TCHECK_4(dp + 1);
/*
* Print the offset as signed, since -1 is
* common, but offsets > 2^31 aren't.
*/
ND_PRINT(" %u bytes @ %u",
EXTRACT_BE_U_4(dp + 1),
EXTRACT_BE_U_4(dp));
}
return;
}
break;
case NFSPROC_READDIRPLUS:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
ND_TCHECK_4(dp + 4);
/*
* We don't try to interpret the offset
* cookie here.
*/
ND_PRINT(" %u bytes @ %" PRId64,
EXTRACT_BE_U_4(dp + 4),
EXTRACT_BE_U_8(dp));
if (ndo->ndo_vflag) {
ND_TCHECK_4(dp + 5);
/*
* This displays the 8 bytes
* of the verifier in order,
* from the low-order byte
* to the high-order byte.
*/
ND_PRINT(" max %u verf %08x%08x",
EXTRACT_BE_U_4(dp + 5),
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_4(dp + 3));
}
return;
}
break;
case NFSPROC_COMMIT:
if ((dp = parsereq(ndo, rp, length)) != NULL &&
(dp = parsefh(ndo, dp, v3)) != NULL) {
ND_TCHECK_4(dp + 2);
ND_PRINT(" %u bytes @ %" PRIu64,
EXTRACT_BE_U_4(dp + 2),
EXTRACT_BE_U_8(dp));
return;
}
break;
default:
return;
}
trunc:
if (!nfserr)
ND_PRINT("%s", tstr);
}
static void
interp_reply(netdissect_options *ndo,
const struct sunrpc_msg *rp, uint32_t proc, uint32_t vers, int length)
{
const uint32_t *dp;
int v3;
u_int er;
v3 = (vers == NFS_VER3);
if (!v3 && proc < NFS_NPROCS)
proc = nfsv3_procid[proc];
ND_PRINT(" %s", tok2str(nfsproc_str, "proc-%u", proc));
switch (proc) {
case NFSPROC_GETATTR:
dp = parserep(ndo, rp, length);
if (dp != NULL && parseattrstat(ndo, dp, !ndo->ndo_qflag, v3) != 0)
return;
break;
case NFSPROC_SETATTR:
if (!(dp = parserep(ndo, rp, length)))
return;
if (v3) {
if (parsewccres(ndo, dp, ndo->ndo_vflag))
return;
} else {
if (parseattrstat(ndo, dp, !ndo->ndo_qflag, 0) != 0)
return;
}
break;
case NFSPROC_LOOKUP:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (er) {
if (ndo->ndo_vflag > 1) {
ND_PRINT(" post dattr:");
dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag);
}
} else {
if (!(dp = parsefh(ndo, dp, v3)))
break;
if ((dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag)) &&
ndo->ndo_vflag > 1) {
ND_PRINT(" post dattr:");
dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag);
}
}
if (dp)
return;
} else {
if (parsediropres(ndo, dp) != 0)
return;
}
break;
case NFSPROC_ACCESS:
if (!(dp = parserep(ndo, rp, length)))
break;
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (ndo->ndo_vflag)
ND_PRINT(" attr:");
if (!(dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag)))
break;
if (!er) {
ND_TCHECK_4(dp);
ND_PRINT(" c %04x", EXTRACT_BE_U_4(dp));
}
return;
case NFSPROC_READLINK:
dp = parserep(ndo, rp, length);
if (dp != NULL && parselinkres(ndo, dp, v3) != 0)
return;
break;
case NFSPROC_READ:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (!(dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag)))
break;
if (er)
return;
if (ndo->ndo_vflag) {
ND_TCHECK_4(dp + 1);
ND_PRINT(" %u bytes", EXTRACT_BE_U_4(dp));
if (EXTRACT_BE_U_4(dp + 1))
ND_PRINT(" EOF");
}
return;
} else {
if (parseattrstat(ndo, dp, ndo->ndo_vflag, 0) != 0)
return;
}
break;
case NFSPROC_WRITE:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (!(dp = parse_wcc_data(ndo, dp, ndo->ndo_vflag)))
break;
if (er)
return;
if (ndo->ndo_vflag) {
ND_TCHECK_4(dp);
ND_PRINT(" %u bytes", EXTRACT_BE_U_4(dp));
if (ndo->ndo_vflag > 1) {
ND_TCHECK_4(dp + 1);
ND_PRINT(" <%s>",
tok2str(nfsv3_writemodes,
NULL, EXTRACT_BE_U_4(dp + 1)));
}
return;
}
} else {
if (parseattrstat(ndo, dp, ndo->ndo_vflag, v3) != 0)
return;
}
break;
case NFSPROC_CREATE:
case NFSPROC_MKDIR:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (parsecreateopres(ndo, dp, ndo->ndo_vflag) != NULL)
return;
} else {
if (parsediropres(ndo, dp) != 0)
return;
}
break;
case NFSPROC_SYMLINK:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (parsecreateopres(ndo, dp, ndo->ndo_vflag) != NULL)
return;
} else {
if (parsestatus(ndo, dp, &er) != NULL)
return;
}
break;
case NFSPROC_MKNOD:
if (!(dp = parserep(ndo, rp, length)))
break;
if (parsecreateopres(ndo, dp, ndo->ndo_vflag) != NULL)
return;
break;
case NFSPROC_REMOVE:
case NFSPROC_RMDIR:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (parsewccres(ndo, dp, ndo->ndo_vflag))
return;
} else {
if (parsestatus(ndo, dp, &er) != NULL)
return;
}
break;
case NFSPROC_RENAME:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (ndo->ndo_vflag) {
ND_PRINT(" from:");
if (!(dp = parse_wcc_data(ndo, dp, ndo->ndo_vflag)))
break;
ND_PRINT(" to:");
if (!(dp = parse_wcc_data(ndo, dp, ndo->ndo_vflag)))
break;
}
return;
} else {
if (parsestatus(ndo, dp, &er) != NULL)
return;
}
break;
case NFSPROC_LINK:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (!(dp = parsestatus(ndo, dp, &er)))
break;
if (ndo->ndo_vflag) {
ND_PRINT(" file POST:");
if (!(dp = parse_post_op_attr(ndo, dp, ndo->ndo_vflag)))
break;
ND_PRINT(" dir:");
if (!(dp = parse_wcc_data(ndo, dp, ndo->ndo_vflag)))
break;
return;
}
} else {
if (parsestatus(ndo, dp, &er) != NULL)
return;
}
break;
case NFSPROC_READDIR:
if (!(dp = parserep(ndo, rp, length)))
break;
if (v3) {
if (parsev3rddirres(ndo, dp, ndo->ndo_vflag))
return;
} else {
if (parserddires(ndo, dp) != 0)
return;
}
break;
case NFSPROC_READDIRPLUS:
if (!(dp = parserep(ndo, rp, length)))
break;
if (parsev3rddirres(ndo, dp, ndo->ndo_vflag))
return;
break;
case NFSPROC_FSSTAT:
dp = parserep(ndo, rp, length);
if (dp != NULL && parsestatfs(ndo, dp, v3) != 0)
return;
break;
case NFSPROC_FSINFO:
dp = parserep(ndo, rp, length);
if (dp != NULL && parsefsinfo(ndo, dp) != 0)
return;
break;
case NFSPROC_PATHCONF:
dp = parserep(ndo, rp, length);
if (dp != NULL && parsepathconf(ndo, dp) != 0)
return;
break;
case NFSPROC_COMMIT:
dp = parserep(ndo, rp, length);
if (dp != NULL && parsewccres(ndo, dp, ndo->ndo_vflag) != 0)
return;
break;
default:
return;
}
trunc:
if (!nfserr)
ND_PRINT("%s", tstr);
}
void
nfsreq_print_noaddr(register const u_char *bp, u_int length,
register const u_char *bp2)
{
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;
nfserr = 0; /* assume no error */
rp = (const struct sunrpc_msg *)bp;
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);
if (!v3 && proc < NFS_NPROCS)
proc = nfsv3_procid[proc];
switch (proc) {
case NFSPROC_NOOP:
printf(" nop");
return;
case NFSPROC_NULL:
printf(" null");
return;
case NFSPROC_GETATTR:
printf(" getattr");
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, v3) != NULL)
return;
break;
case NFSPROC_LOOKUP:
printf(" lookup");
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, v3) != NULL)
return;
break;
case NFSPROC_READ:
printf(" read");
if ((dp = parsereq(rp, length)) != NULL &&
(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;
case NFSPROC_WRITE:
printf(" write");
if ((dp = parsereq(rp, length)) != NULL &&
(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, 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, 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, v3)) != NULL) {
fputs(" ->", stdout);
if (parsefhn(dp, v3) != NULL)
return;
}
break;
case NFSPROC_LINK:
printf(" link");
if ((dp = parsereq(rp, length)) != NULL &&
(dp = parsefh(dp, v3)) != NULL) {
fputs(" ->", stdout);
if (parsefhn(dp, v3) != NULL)
return;
}
break;
case NFSPROC_READDIR:
printf(" readdir");
if ((dp = parsereq(rp, length)) != NULL &&
(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_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_FSSTAT:
printf(" fsstat");
if ((dp = parsereq(rp, length)) != NULL &&
parsefh(dp, v3) != NULL)
return;
break;
case NFSPROC_FSINFO:
printf(" fsinfo");
if ((dp = parsereq(rp, length)) != NULL &&
parsefh(dp, v3) != NULL)
return;
break;
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", EXTRACT_32BITS(&rp->rm_call.cb_proc));
return;
}
trunc:
if (!nfserr)
printf("%s", tstr);
}
static void
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) {
case NFSPROC_NOOP:
printf(" nop");
return;
case NFSPROC_NULL:
printf(" null");
return;
case NFSPROC_GETATTR:
printf(" getattr");
dp = parserep(rp, length);
if (dp != NULL && parseattrstat(dp, !qflag, v3) != 0)
return;
break;
case NFSPROC_SETATTR:
printf(" setattr");
if (!(dp = parserep(rp, length)))
return;
if (v3) {
if (parsewccres(dp, vflag))
return;
} else {
if (parseattrstat(dp, !qflag, 0) != 0)
return;
}
break;
case NFSPROC_LOOKUP:
printf(" lookup");
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, v3) != 0)
return;
break;
case NFSPROC_READ:
printf(" read");
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;
case NFSPROC_WRITE:
printf(" write");
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");
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");
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");
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");
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_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_FSSTAT:
printf(" fsstat");
dp = parserep(rp, length);
if (dp != NULL && parsestatfs(dp, v3) != 0)
return;
break;
case NFSPROC_FSINFO:
printf(" fsinfo");
dp = parserep(rp, length);
if (dp != NULL && parsefsinfo(dp) != 0)
return;
break;
case NFSPROC_PATHCONF:
printf(" pathconf");
dp = parserep(rp, length);
if (dp != NULL && parsepathconf(dp) != 0)
return;
break;
case NFSPROC_COMMIT:
printf(" commit");
dp = parserep(rp, length);
if (dp != NULL && parsewccres(dp, vflag) != 0)
return;
break;
default:
printf(" proc-%u", proc);
return;
}
trunc:
if (!nfserr)
printf("%s", tstr);
}
void
nfsreq_print(register const u_char *bp, u_int length,
register const u_char *bp2)
{
register const struct sunrpc_msg *rp;
register const u_int32_t *dp;
nfs_type type;
int v3;
u_int32_t proc;
struct nfsv3_sattr sa3;
char srcid[20], dstid[20]; /*fits 32bit*/
nfserr = 0; /* assume no error */
rp = (const struct sunrpc_msg *)bp;
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);
xid_map_enter(rp, bp2); /* record proc number for later on */
v3 = (EXTRACT_32BITS(&rp->rm_call.cb_vers) == NFS_VER3);
proc = EXTRACT_32BITS(&rp->rm_call.cb_proc);
if (!v3 && proc < NFS_NPROCS)
proc = nfsv3_procid[proc];
switch (proc) {
case NFSPROC_NOOP:
printf(" nop");
return;
case NFSPROC_NULL:
printf(" null");
return;
case NFSPROC_GETATTR:
printf(" getattr");
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, v3) != NULL)
return;
break;
case NFSPROC_LOOKUP:
printf(" lookup");
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]);
printf(" %04x", EXTRACT_32BITS(&dp[0]));
return;
}
break;
case NFSPROC_READLINK:
printf(" readlink");
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, 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;
case NFSPROC_WRITE:
printf(" write");
if ((dp = parsereq(rp, length)) != NULL &&
(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, 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, 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, v3)) != NULL) {
fputs(" ->", stdout);
if (parsefhn(dp, v3) != NULL)
return;
}
break;
case NFSPROC_LINK:
printf(" link");
if ((dp = parsereq(rp, length)) != NULL &&
(dp = parsefh(dp, v3)) != NULL) {
fputs(" ->", stdout);
if (parsefhn(dp, v3) != NULL)
return;
}
break;
case NFSPROC_READDIR:
printf(" readdir");
if ((dp = parsereq(rp, length)) != NULL &&
(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_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_FSSTAT:
printf(" fsstat");
if ((dp = parsereq(rp, length)) != NULL &&
parsefh(dp, v3) != NULL)
return;
break;
case NFSPROC_FSINFO:
printf(" fsinfo");
if ((dp = parsereq(rp, length)) != NULL &&
parsefh(dp, v3) != NULL)
return;
break;
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", EXTRACT_32BITS(&rp->rm_call.cb_proc));
return;
}
trunc:
if (!nfserr)
fputs(" [|nfs]", stdout);
}