C++ (Cpp) ipnet_hdr_print示例

示例#1

文件： print-ipnet.c 项目： CriGio/platform_external_tcpdump

static void
ipnet_print(struct netdissect_options *ndo, const u_char *p, u_int length, u_int caplen)
{
	ipnet_hdr_t *hdr;

	if (caplen < sizeof(ipnet_hdr_t)) {
		ND_PRINT((ndo, "[|ipnet]"));
		return;
	}

	if (ndo->ndo_eflag)
		ipnet_hdr_print(ndo, p, length);

	length -= sizeof(ipnet_hdr_t);
	caplen -= sizeof(ipnet_hdr_t);
	hdr = (ipnet_hdr_t *)p;
	p += sizeof(ipnet_hdr_t);

	switch (hdr->iph_family) {

	case IPH_AF_INET:
	        ip_print(ndo, p, length);
		break;

#ifdef INET6
	case IPH_AF_INET6:
		ip6_print(ndo, p, length);
		break;
#endif /*INET6*/

	default:
		if (!ndo->ndo_eflag)
			ipnet_hdr_print(ndo, (u_char *)hdr,
					length + sizeof(ipnet_hdr_t));

		if (!ndo->ndo_suppress_default_print)
			ndo->ndo_default_print(ndo, p, caplen);
		break;
	}
}

示例#2

文件： print-ipnet.c 项目： lampmanyao/tcpdump

static void
ipnet_print(netdissect_options *ndo, const u_char *p, u_int length, u_int caplen)
{
	const ipnet_hdr_t *hdr;

	if (caplen < sizeof(ipnet_hdr_t))
		goto trunc;

	if (ndo->ndo_eflag)
		ipnet_hdr_print(ndo, p, length);

	length -= sizeof(ipnet_hdr_t);
	caplen -= sizeof(ipnet_hdr_t);
	hdr = (const ipnet_hdr_t *)p;
	p += sizeof(ipnet_hdr_t);

	ND_TCHECK_1(hdr->iph_family);
	switch (EXTRACT_U_1(hdr->iph_family)) {

	case IPH_AF_INET:
	        ip_print(ndo, p, length);
		break;

	case IPH_AF_INET6:
		ip6_print(ndo, p, length);
		break;

	default:
		if (!ndo->ndo_eflag)
			ipnet_hdr_print(ndo, (const u_char *)hdr,
					length + sizeof(ipnet_hdr_t));

		if (!ndo->ndo_suppress_default_print)
			ND_DEFAULTPRINT(p, caplen);
		break;
	}
	return;
trunc:
	ND_PRINT(" %s", tstr);
}