X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/3824a6c0417a551961d1a1bf4f94f10eff736afc..383670e8f3f5b51d1017d8c1a678aa7eaf1f2b4d:/print-sunatm.c diff --git a/print-sunatm.c b/print-sunatm.c index 18516cb7..0fe5eee8 100644 --- a/print-sunatm.c +++ b/print-sunatm.c @@ -30,28 +30,19 @@ * POSSIBILITY OF SUCH DAMAGE. */ +/* \summary: SunATM DLPI capture printer */ + #ifdef HAVE_CONFIG_H -#include "config.h" +#include #endif -#include - -struct mbuf; -struct rtentry; - -#include -#include +#include "netdissect-stdinc.h" -#include "interface.h" +#define ND_LONGJMP_FROM_TCHECK +#include "netdissect.h" #include "extract.h" -#include "addrtoname.h" -#ifndef lint -static const char rcsid[] _U_ = - "@(#) $Header: /tcpdump/master/tcpdump/print-sunatm.c,v 1.6 2003-11-15 00:39:41 guy Exp $ (LBL)"; -#endif #include "atm.h" -#include "atmuni31.h" /* SunATM header for ATM packet */ #define DIR_POS 0 /* Direction (0x80 = transmit, 0x00 = receive) */ @@ -66,11 +57,12 @@ static const char rcsid[] _U_ = /* * This is the top level routine of the printer. 'p' points * to the SunATM pseudo-header for the packet, 'h->ts' is the timestamp, - * 'h->length' is the length of the packet off the wire, and 'h->caplen' + * 'h->len' is the length of the packet off the wire, and 'h->caplen' * is the number of bytes actually captured. */ -u_int -sunatm_if_print(const struct pcap_pkthdr *h, const u_char *p) +void +sunatm_if_print(netdissect_options *ndo, + const struct pcap_pkthdr *h, const u_char *p) { u_int caplen = h->caplen; u_int length = h->len; @@ -78,19 +70,13 @@ sunatm_if_print(const struct pcap_pkthdr *h, const u_char *p) u_char vpi; u_int traftype; - if (caplen < PKT_BEGIN_POS) { - printf("[|atm]"); - return (caplen); - } + ndo->ndo_protocol = "sunatm"; - if (eflag) { - if (p[DIR_POS] & 0x80) - printf("Tx: "); - else - printf("Rx: "); + if (ndo->ndo_eflag) { + ND_PRINT(GET_U_1(p + DIR_POS) & 0x80 ? "Tx: " : "Rx: "); } - switch (p[DIR_POS] & 0x0f) { + switch (GET_U_1(p + DIR_POS) & 0x0f) { case PT_LANE: traftype = ATM_LANE; @@ -105,13 +91,12 @@ sunatm_if_print(const struct pcap_pkthdr *h, const u_char *p) break; } - vci = EXTRACT_16BITS(&p[VCI_POS]); - vpi = p[VPI_POS]; + vpi = GET_U_1(p + VPI_POS); + vci = GET_BE_U_2(p + VCI_POS); p += PKT_BEGIN_POS; caplen -= PKT_BEGIN_POS; length -= PKT_BEGIN_POS; - atm_print(vpi, vci, traftype, p, length, caplen); - - return (PKT_BEGIN_POS); + ndo->ndo_ll_hdr_len += PKT_BEGIN_POS; + atm_print(ndo, vpi, vci, traftype, p, length, caplen); }