static int parse_d(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_nat_info *natinfo = (struct ebt_nat_info *)(*target)->data;
struct ether_addr *addr;
switch (c) {
case NAT_D:
check_option(flags, OPT_DNAT);
to_dest_supplied = 1;
if (!(addr = ether_aton(optarg)))
print_error("Problem with specified "
"--to-destination mac");
memcpy(natinfo->mac, addr, ETH_ALEN);
break;
case NAT_D_TARGET:
check_option(flags, OPT_DNAT_TARGET);
if (FILL_TARGET(optarg, natinfo->target))
print_error("Illegal --dnat-target target");
break;
default:
return 0;
}
return 1;
}
static int parse(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_arpreply_info *replyinfo =
(struct ebt_arpreply_info *)(*target)->data;
struct ether_addr *addr;
switch (c) {
case REPLY_MAC:
ebt_check_option2(flags, OPT_REPLY_MAC);
if (!(addr = ether_aton(optarg)))
ebt_print_error2("Problem with specified --arpreply-mac mac");
memcpy(replyinfo->mac, addr, ETH_ALEN);
mac_supplied = 1;
break;
case REPLY_TARGET:
ebt_check_option2(flags, OPT_REPLY_TARGET);
if (FILL_TARGET(optarg, replyinfo->target))
ebt_print_error2("Illegal --arpreply-target target");
break;
default:
return 0;
}
return 1;
}
static int parse_s(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_nat_info *natinfo = (struct ebt_nat_info *)(*target)->data;
struct ether_addr *addr;
switch (c) {
case NAT_S:
ebt_check_option2(flags, OPT_SNAT);
to_source_supplied = 1;
if (!(addr = ether_aton(optarg)))
ebt_print_error2("Problem with specified --to-source mac");
memcpy(natinfo->mac, addr, ETH_ALEN);
break;
case NAT_S_TARGET:
{ int tmp;
ebt_check_option2(flags, OPT_SNAT_TARGET);
if (FILL_TARGET(optarg, tmp))
ebt_print_error2("Illegal --snat-target target");
natinfo->target = (natinfo->target & ~EBT_VERDICT_BITS) | (tmp & EBT_VERDICT_BITS);
}
break;
case NAT_S_ARP:
ebt_check_option2(flags, OPT_SNAT_ARP);
natinfo->target ^= NAT_ARP_BIT;
break;
default:
return 0;
}
return 1;
}
static int parse(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_mark_t_info *markinfo =
(struct ebt_mark_t_info *)(*target)->data;
char *end;
switch (c) {
case MARK_TARGET:
{ int tmp;
ebt_check_option2(flags, OPT_MARK_TARGET);
if (FILL_TARGET(optarg, tmp))
ebt_print_error2("Illegal --mark-target target");
/* the 4 lsb are left to designate the target */
markinfo->target = (markinfo->target & ~EBT_VERDICT_BITS) | (tmp & EBT_VERDICT_BITS);
}
return 1;
case MARK_SETMARK:
ebt_check_option2(flags, OPT_MARK_SETMARK);
if (*flags & (OPT_MARK_ORMARK|OPT_MARK_ANDMARK|OPT_MARK_XORMARK))
ebt_print_error2("--mark-set cannot be used together with specific --mark option");
break;
case MARK_ORMARK:
ebt_check_option2(flags, OPT_MARK_ORMARK);
if (*flags & (OPT_MARK_SETMARK|OPT_MARK_ANDMARK|OPT_MARK_XORMARK))
ebt_print_error2("--mark-or cannot be used together with specific --mark option");
markinfo->target = (markinfo->target & EBT_VERDICT_BITS) | MARK_OR_VALUE;
break;
case MARK_ANDMARK:
ebt_check_option2(flags, OPT_MARK_ANDMARK);
if (*flags & (OPT_MARK_SETMARK|OPT_MARK_ORMARK|OPT_MARK_XORMARK))
ebt_print_error2("--mark-and cannot be used together with specific --mark option");
markinfo->target = (markinfo->target & EBT_VERDICT_BITS) | MARK_AND_VALUE;
break;
case MARK_XORMARK:
ebt_check_option2(flags, OPT_MARK_XORMARK);
if (*flags & (OPT_MARK_SETMARK|OPT_MARK_ANDMARK|OPT_MARK_ORMARK))
ebt_print_error2("--mark-xor cannot be used together with specific --mark option");
markinfo->target = (markinfo->target & EBT_VERDICT_BITS) | MARK_XOR_VALUE;
break;
default:
return 0;
}
/* mutual code */
markinfo->mark = strtoul(optarg, &end, 0);
if (*end != '\0' || end == optarg)
ebt_print_error2("Bad MARK value '%s'", optarg);
mark_supplied = 1;
return 1;
}
static int parse_v(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_nat_info *natinfo = (struct ebt_nat_info *)(*target)->data;
uint16_t vid, qos;
switch (c) {
case NAT_V:
check_option(flags, OPT_VNAT);
check_option(flags, OPT_VNAT_STRIP);
to_vlan_supplied = 1;
if (sscanf(optarg, "%hu", &vid) != 1 || vid > 4094)
print_error("Problem with specified "
"vlan id, must be between 0 and 4094");
natinfo->vid = vid;
break;
case NAT_V_TARGET:
check_option(flags, OPT_VNAT_TARGET);
if (FILL_TARGET(optarg, natinfo->target))
print_error("Illegal --vnat-target target");
break;
case NAT_V_STRIP:
check_option(flags, OPT_VNAT);
check_option(flags, OPT_VNAT_STRIP);
strip_tag_supplied = 1;
natinfo->vid = -1;
case NAT_V_QOS:
check_option(flags, OPT_VNAT_QOS);
vlan_qos_supplied = 1;
if (sscanf(optarg, "%hu", &qos) != 1 || vid > 7)
print_error("Problem with specified "
"vlan qos, must be between 0 and 7");
natinfo->qos = qos;
break;
default:
return 0;
}
return 1;
}
static int parse_arpnat(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_nat_info *natinfo = (struct ebt_nat_info *)(*target)->data;
switch (c) {
case NAT_ARP_TARGET:
ebt_check_option2(flags, OPT_ARPNAT_TARGET);
if (FILL_TARGET(optarg, natinfo->target))
ebt_print_error2("Illegal --arpnat-target target");
break;
default:
return 0;
}
return 1;
}
static int
parse(int c, char **argv, int argc,
const struct ebt_u_entry *entry, unsigned int *flags,
struct ebt_entry_target **target)
{
struct ebt_ftos_t_info *ftosinfo =
(struct ebt_ftos_t_info *)(*target)->data;
char *end;
switch (c) {
case FTOS_TRGT:
check_option(flags, FTOS_TRGT);
if (FILL_TARGET(optarg, ftosinfo->target))
print_error("Illegal --ftos-target target");
break;
case FTOS_SET:
check_option(flags, FTOS_SET);
ftosinfo->ftos = (u_int8_t)strtoul(optarg, &end, 0);
ftosinfo->ftos_set = OPT_FTOS_SETFTOS;
if (*end != '\0' || end == optarg)
print_error("Bad FTOS value '%s'", optarg);
ftos_supplied = 1;
break;
case FTOS_WMM:
check_option(flags, OPT_FTOS_SETFTOS);
ftosinfo->ftos_set = FTOS_WMM;
//printf("LEON DEBUG: wmm-ftos..........\n");
ftos_supplied = 1;
break;
case FTOS_8021Q:
check_option(flags, OPT_FTOS_8021QFTOS);
ftosinfo->ftos_set = FTOS_8021Q;
//printf("LEON DEBUG: 8021q-ftos..........\n");
ftos_supplied = 1;
break;
default:
return 0;
}
return 1;
}
