C++ (Cpp) pack_key Examples

Example #1

File: f_u32.c Project: idosch/iproute2

static int parse_ip6_class(int *argc_p, char ***argv_p, struct tc_u32_sel *sel)
{
	int res = -1;
	int argc = *argc_p;
	char **argv = *argv_p;
	__u32 key;
	__u32 mask;
	int off = 0;
	int offmask = 0;

	if (argc < 2)
		return -1;

	if (get_u32(&key, *argv, 0))
		return -1;
	argc--; argv++;

	if (get_u32(&mask, *argv, 16))
		return -1;
	argc--; argv++;

	if (key > 0xFF || mask > 0xFF)
		return -1;

	key <<= 20;
	mask <<= 20;
	key = htonl(key);
	mask = htonl(mask);

	res = pack_key(sel, key, mask, off, offmask);
	if (res < 0)
		return -1;

	*argc_p = argc;
	*argv_p = argv;
	return 0;
}

Example #2

File: m_pedit.c Project: hannes/iproute2

int pack_key8(__u32 retain, struct m_pedit_sel *sel, struct m_pedit_key *tkey)
{
	int ind, stride;
	__u32 m[4] = { 0x00FFFFFF, 0xFF00FFFF, 0xFFFF00FF, 0xFFFFFF00 };

	if (tkey->val > 0xFF || tkey->mask > 0xFF) {
		fprintf(stderr, "pack_key8 bad value (val %x mask %x\n",
			tkey->val, tkey->mask);
		return -1;
	}

	ind = tkey->off & 3;

	stride = 8 * (3 - ind);
	tkey->val = htonl((tkey->val & retain) << stride);
	tkey->mask = htonl(((tkey->mask | ~retain) << stride) | m[ind]);

	tkey->off &= ~3;

	if (pedit_debug)
		printf("pack_key8: Final word off %d  val %08x mask %08x\n",
		       tkey->off, tkey->val, tkey->mask);
	return pack_key(sel, tkey);
}

Example #3

File: f_u32.c Project: zipangotes/DSL-G624T_GPL_code

static int pack_key32(struct tc_u32_sel *sel, __u32 key, __u32 mask, int off, int offmask)
{
	key = htonl(key);
	mask = htonl(mask);
	return pack_key(sel, key, mask, off, offmask, 0);
}