]> The Tcpdump Group git mirrors - tcpdump/blobdiff - print-arcnet.c
Avoid -E and -M options inconsistencies with no libcrypto
[tcpdump] / print-arcnet.c
index 89c20a8901745a9dace38a65b675dd3bf5354590..d7fce713a52515803a048b01b06d65f9ec026a74 100644 (file)
 
 /* \summary: Attached Resource Computer NETwork (ARCNET) printer */
 
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
+#include <config.h>
 
-#include <netdissect-stdinc.h>
+#include "netdissect-stdinc.h"
 
 #include "netdissect.h"
 #include "extract.h"
@@ -115,43 +113,42 @@ static const struct tok arctypemap[] = {
        { ARCTYPE_IPX,          "ipx" },
        { ARCTYPE_INET6,        "ipv6" },
        { ARCTYPE_DIAGNOSE,     "diag" },
-       { 0, 0 }
+       { 0, NULL }
 };
 
-static inline void
+static void
 arcnet_print(netdissect_options *ndo, const u_char *bp, u_int length, int phds,
-             int flag, u_int seqid)
+             u_int flag, u_int seqid)
 {
        const struct arc_header *ap;
        const char *arctypename;
 
-
+       ndo->ndo_protocol = "arcnet";
        ap = (const struct arc_header *)bp;
 
-
        if (ndo->ndo_qflag) {
                ND_PRINT("%02x %02x %u: ",
-                            EXTRACT_U_1(ap->arc_shost),
-                            EXTRACT_U_1(ap->arc_dhost),
+                            GET_U_1(ap->arc_shost),
+                            GET_U_1(ap->arc_dhost),
                             length);
                return;
        }
 
-       arctypename = tok2str(arctypemap, "%02x", EXTRACT_U_1(ap->arc_type));
+       arctypename = tok2str(arctypemap, "%02x", GET_U_1(ap->arc_type));
 
        if (!phds) {
-               ND_PRINT("%02x %02x %s %d: ",
-                            EXTRACT_U_1(ap->arc_shost),
-                            EXTRACT_U_1(ap->arc_dhost),
+               ND_PRINT("%02x %02x %s %u: ",
+                            GET_U_1(ap->arc_shost),
+                            GET_U_1(ap->arc_dhost),
                             arctypename,
                             length);
                return;
        }
 
        if (flag == 0) {
-               ND_PRINT("%02x %02x %s seqid %04x %d: ",
-                       EXTRACT_U_1(ap->arc_shost),
-                       EXTRACT_U_1(ap->arc_dhost),
+               ND_PRINT("%02x %02x %s seqid %04x %u: ",
+                       GET_U_1(ap->arc_shost),
+                       GET_U_1(ap->arc_dhost),
                        arctypename, seqid,
                        length);
                return;
@@ -159,16 +156,16 @@ arcnet_print(netdissect_options *ndo, const u_char *bp, u_int length, int phds,
 
        if (flag & 1)
                ND_PRINT("%02x %02x %s seqid %04x "
-                       "(first of %d fragments) %d: ",
-                       EXTRACT_U_1(ap->arc_shost),
-                       EXTRACT_U_1(ap->arc_dhost),
+                       "(first of %u fragments) %u: ",
+                       GET_U_1(ap->arc_shost),
+                       GET_U_1(ap->arc_dhost),
                        arctypename, seqid,
                        (flag + 3) / 2, length);
        else
                ND_PRINT("%02x %02x %s seqid %04x "
-                       "(fragment %d) %d: ",
-                       EXTRACT_U_1(ap->arc_shost),
-                       EXTRACT_U_1(ap->arc_dhost),
+                       "(fragment %u) %u: ",
+                       GET_U_1(ap->arc_shost),
+                       GET_U_1(ap->arc_dhost),
                        arctypename, seqid,
                        flag/2 + 1, length);
 }
@@ -179,24 +176,26 @@ arcnet_print(netdissect_options *ndo, const u_char *bp, u_int length, int phds,
  * 'h->len' is the length of the packet off the wire, and 'h->caplen'
  * is the number of bytes actually captured.
  */
-u_int
+void
 arcnet_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
 {
        u_int caplen = h->caplen;
        u_int length = h->len;
        const struct arc_header *ap;
 
-       int phds, flag = 0, archdrlen = 0;
+       int phds;
+       u_int flag = 0, archdrlen = 0;
        u_int seqid = 0;
        u_char arc_type;
 
-       if (caplen < ARC_HDRLEN || length < ARC_HDRLEN) {
-               ND_PRINT("[|arcnet]");
-               return (caplen);
+       ndo->ndo_protocol = "arcnet";
+       if (caplen < ARC_HDRLEN) {
+               ndo->ndo_ll_hdr_len += caplen;
+               nd_trunc_longjmp(ndo);
        }
 
        ap = (const struct arc_header *)p;
-       arc_type = EXTRACT_U_1(ap->arc_type);
+       arc_type = GET_U_1(ap->arc_type);
 
        switch (arc_type) {
        default:
@@ -211,24 +210,26 @@ arcnet_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_ch
        }
 
        if (phds) {
-               if (caplen < ARC_HDRNEWLEN || length < ARC_HDRNEWLEN) {
+               if (caplen < ARC_HDRNEWLEN) {
                        arcnet_print(ndo, p, length, 0, 0, 0);
-                       ND_PRINT("[|phds]");
-                       return (caplen);
+                       ND_PRINT(" phds");
+                       ndo->ndo_ll_hdr_len += caplen;
+                       nd_trunc_longjmp(ndo);
                }
 
-               flag = EXTRACT_U_1(ap->arc_flag);
+               flag = GET_U_1(ap->arc_flag);
                if (flag == 0xff) {
-                       if (caplen < ARC_HDRNEWLEN_EXC || length < ARC_HDRNEWLEN_EXC) {
+                       if (caplen < ARC_HDRNEWLEN_EXC) {
                                arcnet_print(ndo, p, length, 0, 0, 0);
-                               ND_PRINT("[|phds extended]");
-                               return (caplen);
+                               ND_PRINT(" phds extended");
+                               ndo->ndo_ll_hdr_len += caplen;
+                               nd_trunc_longjmp(ndo);
                        }
-                       flag = EXTRACT_U_1(ap->arc_flag2);
-                       seqid = EXTRACT_BE_U_2(ap->arc_seqid2);
+                       flag = GET_U_1(ap->arc_flag2);
+                       seqid = GET_BE_U_2(ap->arc_seqid2);
                        archdrlen = ARC_HDRNEWLEN_EXC;
                } else {
-                       seqid = EXTRACT_BE_U_2(ap->arc_seqid);
+                       seqid = GET_BE_U_2(ap->arc_seqid);
                        archdrlen = ARC_HDRNEWLEN;
                }
        }
@@ -248,13 +249,14 @@ arcnet_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_ch
                /*
                 * This is a middle fragment.
                 */
-               return (archdrlen);
+               ndo->ndo_ll_hdr_len += archdrlen;
+               return;
        }
 
        if (!arcnet_encap_print(ndo, arc_type, p, length, caplen))
                ND_DEFAULTPRINT(p, caplen);
 
-       return (archdrlen);
+       ndo->ndo_ll_hdr_len += archdrlen;
 }
 
 /*
@@ -267,7 +269,7 @@ arcnet_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_ch
  * reassembled packets rather than raw frames, and headers have an
  * extra "offset" field between the src/dest and packet type.
  */
-u_int
+void
 arcnet_linux_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, const u_char *p)
 {
        u_int caplen = h->caplen;
@@ -277,20 +279,21 @@ arcnet_linux_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, cons
        int archdrlen = 0;
        u_char arc_type;
 
-       if (caplen < ARC_LINUX_HDRLEN || length < ARC_LINUX_HDRLEN) {
-               ND_PRINT("[|arcnet]");
-               return (caplen);
+       ndo->ndo_protocol = "arcnet_linux";
+       if (caplen < ARC_LINUX_HDRLEN) {
+               ndo->ndo_ll_hdr_len += caplen;
+               nd_trunc_longjmp(ndo);
        }
 
        ap = (const struct arc_linux_header *)p;
-       arc_type = EXTRACT_U_1(ap->arc_type);
+       arc_type = GET_U_1(ap->arc_type);
 
        switch (arc_type) {
        default:
                archdrlen = ARC_LINUX_HDRNEWLEN;
-               if (caplen < ARC_LINUX_HDRNEWLEN || length < ARC_LINUX_HDRNEWLEN) {
-                       ND_PRINT("[|arcnet]");
-                       return (caplen);
+               if (caplen < ARC_LINUX_HDRNEWLEN) {
+                       ndo->ndo_ll_hdr_len += caplen;
+                       nd_trunc_longjmp(ndo);
                }
                break;
        case ARCTYPE_IP_OLD:
@@ -313,7 +316,7 @@ arcnet_linux_if_print(netdissect_options *ndo, const struct pcap_pkthdr *h, cons
        if (!arcnet_encap_print(ndo, arc_type, p, length, caplen))
                ND_DEFAULTPRINT(p, caplen);
 
-       return (archdrlen);
+       ndo->ndo_ll_hdr_len += archdrlen;
 }
 
 /*
@@ -359,10 +362,3 @@ arcnet_encap_print(netdissect_options *ndo, u_char arctype, const u_char *p,
                return (0);
        }
 }
-
-/*
- * Local Variables:
- * c-style: bsd
- * End:
- */
-