X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/c0a91acf9ba0ee60063c9095a8cc9e51ed9e4d62..ce1fc8263da72437c1df54b8b3ee682413d9e6ed:/print-nfs.c

diff --git a/print-nfs.c b/print-nfs.c
index 4d17757f..0a8bcf25 100644
--- a/print-nfs.c
+++ b/print-nfs.c
@@ -19,18 +19,12 @@
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
-#ifndef lint
-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
-
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
 #include <tcpdump-stdinc.h>
 
-#include <pcap.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -48,9 +42,11 @@ static const char rcsid[] _U_ =
 #include "rpc_auth.h"
 #include "rpc_msg.h"
 
+static const char tstr[] = " [|nfs]";
+
 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 *,
+static int 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);
@@ -100,7 +96,7 @@ u_int32_t nfsv3_procid[NFS_NPROCS] = {
  * the first NFS server was the SunOS 2.0 one, and until 5.0 SunOS
  * was primarily BSD-derived.
  */
-static struct tok status2str[] = {
+static const struct tok status2str[] = {
 	{ 1,     "Operation not permitted" },	/* EPERM */
 	{ 2,     "No such file or directory" },	/* ENOENT */
 	{ 5,     "Input/output error" },	/* EIO */
@@ -138,14 +134,14 @@ static struct tok status2str[] = {
 	{ 0,     NULL }
 };
 
-static struct tok nfsv3_writemodes[] = {
+static const struct tok nfsv3_writemodes[] = {
 	{ 0,		"unstable" },
 	{ 1,		"datasync" },
 	{ 2,		"filesync" },
 	{ 0,		NULL }
 };
 
-static struct tok type2str[] = {
+static const struct tok type2str[] = {
 	{ NFNON,	"NON" },
 	{ NFREG,	"REG" },
 	{ NFDIR,	"DIR" },
@@ -287,12 +283,7 @@ nfsreply_print(register const u_char *bp, u_int length,
 	       register const u_char *bp2)
 {
 	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 sunrpc_msg *)bp;
@@ -308,6 +299,29 @@ nfsreply_print(register const u_char *bp, u_int length,
 		    EXTRACT_32BITS(&rp->rm_xid));
 	}
 	print_nfsaddr(bp2, srcid, dstid);
+
+	nfsreply_print_noaddr(bp, length, bp2);
+	return;
+
+trunc:
+	if (!nfserr)
+		printf("%s", tstr);
+}
+
+void
+nfsreply_print_noaddr(register const u_char *bp, u_int length,
+	       register const u_char *bp2)
+{
+	register const struct sunrpc_msg *rp;
+	u_int32_t proc, vers, reply_stat;
+	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 sunrpc_msg *)bp;
+
 	TCHECK(rp->rm_reply.rp_stat);
 	reply_stat = EXTRACT_32BITS(&rp->rm_reply.rp_stat);
 	switch (reply_stat) {
@@ -393,7 +407,7 @@ nfsreply_print(register const u_char *bp, u_int length,
 
 trunc:
 	if (!nfserr)
-		fputs(" [|nfs]", stdout);
+		printf("%s", tstr);
 }
 
 /*
@@ -504,12 +518,6 @@ 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;
-	u_int32_t access_flags;
-	struct nfsv3_sattr sa3;
 	char srcid[20], dstid[20];	/*fits 32bit*/
 
 	nfserr = 0;		/* assume no error */
@@ -526,7 +534,30 @@ nfsreq_print(register const u_char *bp, u_int length,
 		snprintf(dstid, sizeof(dstid), "%u", NFS_PORT);
 	}
 	print_nfsaddr(bp2, srcid, dstid);
+
+	nfsreq_print_noaddr(bp, length, bp2);
+	return;
+
+trunc:
+	if (!nfserr)
+		printf("%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;
+
 	(void)printf("%d", length);
+	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;
@@ -837,7 +868,7 @@ nfsreq_print(register const u_char *bp, u_int length,
 
 trunc:
 	if (!nfserr)
-		fputs(" [|nfs]", stdout);
+		printf("%s", tstr);
 }
 
 /*
@@ -853,7 +884,7 @@ static void
 nfs_printfh(register const u_int32_t *dp, const u_int len)
 {
 	my_fsid fsid;
-	ino_t ino;
+	u_int32_t ino;
 	const char *sfsname = NULL;
 	char *spacep;
 
@@ -962,14 +993,14 @@ xid_map_enter(const struct sunrpc_msg *rp, const u_char *bp)
 	xmep->xid = rp->rm_xid;
 	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));
+		UNALIGNED_MEMCPY(&xmep->client, &ip->ip_src, sizeof(ip->ip_src));
+		UNALIGNED_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));
+		UNALIGNED_MEMCPY(&xmep->client, &ip6->ip6_src, sizeof(ip6->ip6_src));
+		UNALIGNED_MEMCPY(&xmep->server, &ip6->ip6_dst, sizeof(ip6->ip6_dst));
 	}
 #endif
 	xmep->proc = EXTRACT_32BITS(&rp->rm_call.cb_proc);
@@ -1003,18 +1034,18 @@ xid_map_find(const struct sunrpc_msg *rp, const u_char *bp, u_int32_t *proc,
 			goto nextitem;
 		switch (xmep->ipver) {
 		case 4:
-			if (memcmp(&ip->ip_src, &xmep->server,
+			if (UNALIGNED_MEMCMP(&ip->ip_src, &xmep->server,
 				   sizeof(ip->ip_src)) != 0 ||
-			    memcmp(&ip->ip_dst, &xmep->client,
+			    UNALIGNED_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,
+			if (UNALIGNED_MEMCMP(&ip6->ip6_src, &xmep->server,
 				   sizeof(ip6->ip6_src)) != 0 ||
-			    memcmp(&ip6->ip6_dst, &xmep->client,
+			    UNALIGNED_MEMCMP(&ip6->ip6_dst, &xmep->client,
 				   sizeof(ip6->ip6_dst)) != 0) {
 				cmp = 0;
 			}
@@ -1847,5 +1878,5 @@ interp_reply(const struct sunrpc_msg *rp, u_int32_t proc, u_int32_t vers, int le
 	}
 trunc:
 	if (!nfserr)
-		fputs(" [|nfs]", stdout);
+		printf("%s", tstr);
 }