void
nfs3_call(u_int32_t xid, u_int32_t proc, u_char *buf, int len)
{
XDR xdrs;
struct LOOKUP3args largs;
struct READ3args rargs;
struct myreadargs *ma;
char *fname;
switch (proc) {
case NFSPROC3_LOOKUP:
memset(&largs, 0, sizeof(largs));
xdrmem_create(&xdrs, buf, len, XDR_DECODE);
if (xdr_LOOKUP3args(&xdrs, &largs)) {
if (regex_match(largs.what.name)) {
xid_map_enter(xid, NFS_PROGRAM, NFS_V3,
proc, (void *)largs.what.name);
}
}
xdr_destroy(&xdrs);
break;
case NFSPROC3_READ:
memset(&rargs, 0, sizeof(rargs));
xdrmem_create(&xdrs, buf, len, XDR_DECODE);
if (xdr_READ3args(&xdrs, &rargs)) {
fname = fh_map_find(rargs.file.data.data_val,
rargs.file.data.data_len);
if (fname != NULL) {
ma = (struct myreadargs *) malloc(sizeof(*ma));
if (ma != NULL) {
ma->filename = fname;
ma->offset = rargs.offset;
xid_map_enter(xid, NFS_PROGRAM, NFS_V3,
NFSPROC_READ,
(void *)ma);
}
}
}
xdr_destroy(&xdrs);
break;
}
}
void
nfs2_call(u_int32_t xid, u_int32_t proc, u_char *buf, int len)
{
XDR xdrs;
struct diropargs dargs;
struct readargs rargs;
struct myreadargs *ma;
char *fname;
switch (proc) {
case NFSPROC_LOOKUP:
memset(&dargs, 0, sizeof(dargs));
xdrmem_create(&xdrs, buf, len, XDR_DECODE);
if (xdr_diropargs(&xdrs, &dargs)) {
if (regex_match(dargs.name)) {
xid_map_enter(xid, NFS_PROGRAM, NFS_VERSION,
proc, (void *)dargs.name);
}
}
xdr_destroy(&xdrs);
break;
case NFSPROC_READ:
memset(&rargs, 0, sizeof(rargs));
xdrmem_create(&xdrs, buf, len, XDR_DECODE);
if (xdr_readargs(&xdrs, &rargs)) {
fname = fh_map_find(rargs.file.data, NFS_FHSIZE);
if (fname != NULL) {
ma = (struct myreadargs *) malloc(sizeof(*ma));
if (ma != NULL) {
ma->filename = fname;
ma->offset = rargs.offset;
xid_map_enter(xid, NFS_PROGRAM,
NFS_VERSION,
NFSPROC_READ,
(void *)ma);
}
}
}
xdr_destroy(&xdrs);
break;
}
}
int
decode_mountd(u_char *buf, int len, u_char *obuf, int olen)
{
XDR xdrs;
struct buf outbuf;
struct rpc_msg msg;
struct xid_map *xm;
struct fhstatus fhstat;
char *p, *dir;
int i, hdrlen;
buf_init(&outbuf, obuf, olen);
if ((hdrlen = rpc_decode(buf, len, &msg)) == 0)
return (0);
if (msg.rm_direction == CALL &&
msg.rm_call.cb_prog == MOUNTPROG &&
msg.rm_call.cb_proc == MOUNTPROC_MNT) {
xdrmem_create(&xdrs, buf + hdrlen, len - hdrlen, XDR_DECODE);
dir = NULL;
if (xdr_string(&xdrs, &dir, MAXPATHLEN)) {
xid_map_enter(msg.rm_xid, MOUNTPROG, MOUNTVERS,
MOUNTPROC_MNT, (void *) dir);
}
xdr_destroy(&xdrs);
}
else if (msg.rm_direction == REPLY &&
(xm = xid_map_find(msg.rm_xid)) != NULL) {
if (msg.rm_reply.rp_stat == MSG_ACCEPTED &&
msg.acpted_rply.ar_stat == SUCCESS) {
xdrmem_create(&xdrs, buf + hdrlen, len - hdrlen,
XDR_DECODE);
if (xdr_fhstatus(&xdrs, &fhstat)) {
if (fhstat.fhs_status == 0) {
buf_putf(&outbuf, "%s [",
(char *)xm->data);
p = fhstat.fhstatus_u.fhs_fhandle;
for (i = 0; i < FHSIZE; i++) {
buf_putf(&outbuf, "%.2x ",
p[i] & 0xff);
}
buf_put(&outbuf, "]\n", 2);
}
}
xdr_destroy(&xdrs);
}
free(xm->data);
memset(xm, 0, sizeof(*xm));
}
buf_end(&outbuf);
return (buf_len(&outbuf));
}
int
decode_ypserv(u_char *buf, int len, u_char *obuf, int olen)
{
struct rpc_msg msg;
struct xid_map *xm;
char *domain;
bool_t status;
XDR xdrs;
int hdrlen;
if ((hdrlen = rpc_decode(buf, len, &msg)) == 0)
return (0);
obuf[0] = '\0';
if (msg.rm_direction == CALL &&
msg.rm_call.cb_prog == YPPROG &&
msg.rm_call.cb_proc == YPPROC_DOMAIN) {
xdrmem_create(&xdrs, buf + hdrlen, len - hdrlen, XDR_DECODE);
domain = NULL;
if (xdr_string(&xdrs, &domain, YPMAXDOMAIN)) {
if ((domain = strdup(domain)) != NULL)
xid_map_enter(msg.rm_xid, YPPROG, YPVERS,
YPPROC_DOMAIN, (void *) domain);
}
xdr_destroy(&xdrs);
}
else if (msg.rm_direction == REPLY &&
(xm = xid_map_find(msg.rm_xid)) != NULL) {
if (msg.rm_reply.rp_stat == MSG_ACCEPTED &&
msg.acpted_rply.ar_stat == SUCCESS) {
xdrmem_create(&xdrs, buf + hdrlen, len - hdrlen,
XDR_DECODE);
if (xdr_bool(&xdrs, &status)) {
if (status == TRUE)
snprintf(obuf, olen, "%s\n",
(char *)xm->data);
}
xdr_destroy(&xdrs);
}
free(xm->data);
memset(xm, 0, sizeof(*xm));
}
return (strlen(obuf));
}
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);
}
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);
}
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);
}