ndo->ndo_protocol = "olsr";
tptr = pptr;
- if (length < sizeof(struct olsr_common)) {
- ND_PRINT(" (packet length < %zu)", sizeof(struct olsr_common));
- goto invalid;
- }
+ nd_print_protocol_caps(ndo);
+ ND_PRINT("v%u", (is_ipv6) ? 6 : 4);
+
+ ND_LCHECKMSG_ZU(length, sizeof(struct olsr_common), "packet length");
ptr.common = (const struct olsr_common *)tptr;
length = ND_MIN(length, GET_BE_U_2(ptr.common->packet_len));
- ND_PRINT("OLSRv%i, seq 0x%04x, length %u",
- (is_ipv6 == 0) ? 4 : 6,
+ ND_PRINT(", seq 0x%04x, length %u",
GET_BE_U_2(ptr.common->packet_seq),
length);
switch (msg_type) {
case OLSR_HELLO_MSG:
case OLSR_HELLO_LQ_MSG:
- if (msg_tlen < sizeof(struct olsr_hello)) {
- ND_PRINT(" (message length < %zu)", sizeof(struct olsr_hello));
- goto invalid;
- }
+ ND_LCHECKMSG_ZU(msg_tlen, sizeof(struct olsr_hello), "message length");
ptr.hello = (const struct olsr_hello *)msg_data;
ND_PRINT("\n\t hello-time %.3fs, MPR willingness %u",
case OLSR_TC_MSG:
case OLSR_TC_LQ_MSG:
- if (msg_tlen < sizeof(struct olsr_tc)) {
- goto invalid;
- ND_PRINT(" (message length < %zu)", sizeof(struct olsr_tc));
- }
+ ND_LCHECKMSG_ZU(msg_tlen, sizeof(struct olsr_tc), "message length");
ND_TCHECK_LEN(msg_data, sizeof(struct olsr_tc));
ptr.tc = (const struct olsr_tc *)msg_data;
int name_entries_valid;
u_int i;
- if (msg_tlen < 4) {
- ND_PRINT(" (message length < 4)");
- goto invalid;
- }
+ ND_LCHECKMSG_U(msg_tlen, 4, "message length");
name_entries = GET_BE_U_2(msg_data + 2);
addr_size = 4;
if (name_entry_len%4 != 0)
name_entry_padding = 4-(name_entry_len%4);
- if (msg_tlen < addr_size + name_entry_len + name_entry_padding) {
- ND_PRINT(" (oversized name entry)");
- goto invalid;
- }
+ ND_LCHECKMSG_U(msg_tlen, addr_size + name_entry_len + name_entry_padding,
+ "name entry length");
ND_TCHECK_LEN(msg_data,
addr_size + name_entry_len + name_entry_padding);