bool auth_attr_addr::deserialize_body(NetMsg &msg, coding_t coding, uint16 body_length, IEErrorList &err, uint32 &bytes_read, bool skip) {
uint32 start_pos = msg.get_pos();
// Error: Message is shorter than the length field makes us believe.
if ( msg.get_bytes_left() < body_length ) {
catch_bad_alloc( err.put(new IEMsgTooShort(coding, category, start_pos)) );
msg.set_pos(start_pos);
return false;
}
if(sub_type==IPV4_ADDRESS){
struct in_addr tmp_ip;
msg.decode(tmp_ip);
ip.set_ip(tmp_ip);
bytes_read = 4;
}else{
struct in6_addr tmp_ip;
msg.decode(tmp_ip);
ip.set_ip(tmp_ip);
bytes_read = 16;
}
// Error: We expected the length field to be different.
if ( (body_length + HEADER_LENGTH) !=(uint32) get_serialized_size_nopadding(coding) || body_length!= bytes_read) {
catch_bad_alloc( err.put( new IEWrongLength(coding, get_category(), get_xtype(), get_subtype(), msg.get_pos())) );
msg.set_pos(start_pos);
return false;
}
return true;
}
int main(void)
{
const unsigned int FrameLen = 36;
unsigned char *macframe = malloc(FrameLen); // alloc MAC header until frame body
// fill header with junk, to make this more interesting
for (unsigned int i = 0; i < FrameLen; i++) {
macframe[i] = 0xde;
}
set_proto_version(macframe, 0);
set_type(macframe, 1);
set_subtype(macframe, 1);
set_to_ds(macframe, 1);
set_from_ds(macframe, 0);
set_retry(macframe, 0);
set_more_data(macframe, 0);
print_header(macframe);
printf("Protocol version: %d\n", get_proto_version(macframe));
printf("Type: %d\n", get_type(macframe));
printf("Subtype: %d\n", get_subtype(macframe));
printf("Flags: To DS: %d From DS: %d Retry: %d More Data: %d\n",
get_to_ds(macframe) != 0, get_from_ds(macframe) != 0,
get_retry(macframe) != 0, get_more_data(macframe) != 0);
free(macframe);
}
bool type::operator==(const type &lhs) const
{
if( ty == lhs.ty )
{
if( ty == 4 )
{
if( !subtype )
if( !lhs.subtype )
if( get_subtype() == lhs.get_subtype() )
return true;
}
else return true; // types are equal, and not arrays
}
return false;
}
static isc_result_t
parse_geoip_element(const cfg_obj_t *obj, isc_log_t *lctx,
cfg_aclconfctx_t *ctx, dns_aclelement_t *dep)
{
const cfg_obj_t *ge;
const char *dbname = NULL;
const char *stype, *search;
dns_geoip_subtype_t subtype;
dns_aclelement_t de;
size_t len;
REQUIRE(dep != NULL);
de = *dep;
ge = cfg_tuple_get(obj, "db");
if (!cfg_obj_isvoid(ge))
dbname = cfg_obj_asstring(ge);
stype = cfg_obj_asstring(cfg_tuple_get(obj, "subtype"));
search = cfg_obj_asstring(cfg_tuple_get(obj, "search"));
len = strlen(search);
if (len == 0) {
cfg_obj_log(obj, lctx, ISC_LOG_ERROR,
"zero-length geoip search field");
return (ISC_R_FAILURE);
}
if (strcasecmp(stype, "country") == 0 && len == 2) {
/* Two-letter country code */
subtype = dns_geoip_countrycode;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "country") == 0 && len == 3) {
/* Three-letter country code */
subtype = dns_geoip_countrycode3;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "country") == 0) {
/* Country name */
subtype = dns_geoip_countryname;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "region") == 0 && len == 2) {
/* Two-letter region code */
subtype = dns_geoip_region;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "region") == 0) {
/* Region name */
subtype = dns_geoip_regionname;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "city") == 0) {
/* City name */
subtype = dns_geoip_city_name;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "postal") == 0 ||
strcasecmp(stype, "postalcode") == 0)
{
if (len < 7) {
subtype = dns_geoip_city_postalcode;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else {
cfg_obj_log(obj, lctx, ISC_LOG_ERROR,
"geoiop postal code (%s) too long",
search);
return (ISC_R_FAILURE);
}
} else if (strcasecmp(stype, "metro") == 0 ||
strcasecmp(stype, "metrocode") == 0)
{
subtype = dns_geoip_city_metrocode;
de.geoip_elem.as_int = atoi(search);
} else if (strcasecmp(stype, "area") == 0 ||
strcasecmp(stype, "areacode") == 0)
{
subtype = dns_geoip_city_areacode;
de.geoip_elem.as_int = atoi(search);
} else if (strcasecmp(stype, "tz") == 0 ||
strcasecmp(stype, "timezone") == 0)
{
subtype = dns_geoip_city_timezonecode;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "continent") == 0 && len == 2) {
/* Two-letter continent code */
subtype = dns_geoip_city_continentcode;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "continent") == 0) {
cfg_obj_log(obj, lctx, ISC_LOG_ERROR,
"geoiop continent code (%s) too long", search);
return (ISC_R_FAILURE);
} else if (strcasecmp(stype, "isp") == 0) {
subtype = dns_geoip_isp_name;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "asnum") == 0) {
subtype = dns_geoip_as_asnum;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "org") == 0) {
subtype = dns_geoip_org_name;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "domain") == 0) {
subtype = dns_geoip_domain_name;
strlcpy(de.geoip_elem.as_string, search,
sizeof(de.geoip_elem.as_string));
} else if (strcasecmp(stype, "netspeed") == 0) {
subtype = dns_geoip_netspeed_id;
de.geoip_elem.as_int = atoi(search);
} else
INSIST(0);
de.geoip_elem.subtype = get_subtype(obj, lctx, subtype, dbname);
if (! geoip_can_answer(&de, ctx)) {
cfg_obj_log(obj, lctx, ISC_LOG_ERROR,
"no GeoIP database installed which can answer "
"queries of type '%s'", stype);
return (ISC_R_FAILURE);
}
*dep = de;
return (ISC_R_SUCCESS);
}
