void
forward_message(struct olsrv2 *olsr)
{
const struct message_header* m_header = &olsr->message_header;
olsr_pktbuf_t* msg = NULL;
msg = olsr_pktbuf_alloc();
olsr_pktbuf_clear(msg);
/* TC should be forwarded all interface.
but now, we forward only one interface.
I'll correct later... */
build_message_header(olsr, msg, (olsr_u16_t)olsr->message_body_size,
m_header->message_type,
&m_header->orig_addr, m_header->ttl - 1, m_header->hop_count + 1,
m_header->message_seq_num);
if (m_header->message_type == TC_MESSAGE){
olsr->stat.numTcRelayed++;
if (DEBUG_OLSRV2){
olsr_printf("Increment TC relayed to %d.\n",olsr->stat.numTcRelayed);
}
}
olsr_pktbuf_append_byte_ary(msg, (olsr_u8_t* )olsr->message_body, olsr->message_body_size);
if (DEBUG_OLSRV2){
olsr_printf("TTL:%d\nhopcount:%d\nmsg_size:%d\n",m_header->ttl - 1,
m_header->hop_count + 1, (int)msg->len);
}
if (m_header->message_type == TC_MESSAGE)
{
int ifNum;
for(ifNum=0; ifNum<olsr->iface_num; ifNum++)
{
set_forward_infomation(olsr, msg->data, (unsigned int)msg->len,
(unsigned char)ifNum);
}
}
else
{
set_forward_infomation(olsr, msg->data, (unsigned int)msg->len,
olsr->parsingIfNum);
}
olsr_pktbuf_free(&msg);
}
void
build_hello_msg(struct olsrv2 *olsr, olsr_pktbuf_t *pktbuf,
union olsr_ip_addr *local_iface_addr
)
{
//olsr_u8_t *msg, *msg_head;
//struct packet_header *p_header;
//static olsr_pktbuf_t *msg_tlv_buf = NULL;
//static olsr_pktbuf_t *addr_block_buf = NULL;
//static olsr_pktbuf_t *local_addr_block_buf = NULL;
olsr_pktbuf_t *msg_tlv_buf = NULL;
olsr_pktbuf_t *addr_block_buf = NULL;
olsr_pktbuf_t *local_addr_block_buf = NULL;
// initialize buffers
if (!msg_tlv_buf)
msg_tlv_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(msg_tlv_buf);
if (!addr_block_buf)
addr_block_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(addr_block_buf);
if(!local_addr_block_buf)
local_addr_block_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(local_addr_block_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Validity Time.\n");
}
// build message TLVs
build_message_tlv_validity_time(msg_tlv_buf,
double_to_me((double)olsr->qual_cnf->neighbor_hold_time));
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Interval Time.\n");
}
build_message_tlv_interval_time(msg_tlv_buf,
double_to_me((double)olsr->qual_cnf->hello_interval));
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Willingness.\n");
}
build_message_tlv_willingness(msg_tlv_buf, WILL_DEFAULT);
//codexxx
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for queue length info.\n");
}
build_message_tlv_queue(msg_tlv_buf, olsr->localqueuelen);
// end codexxx
if(DEBUG_OLSRV2)
{
olsr_printf("Building local interface address block.\n");
}
//build local interface address block
build_local_addr_block(olsr, local_addr_block_buf,
local_iface_addr);
if(DEBUG_OLSRV2)
{
olsr_printf("Building {<addr-block> <tlv-block>}*.\n");
}
// build {<addr-block> <tlv-block>}*
address_compress(olsr, addr_block_buf, HELLO_MESSAGE, SIMPLE_COMPRESS,
local_iface_addr);
if(DEBUG_OLSRV2)
{
olsr_printf("Append <msg-header> and <msg-header-info>.\n");
}
// append <msg-header> and <msg-header-info>
build_message_header(olsr,
pktbuf,
(olsr_u16_t)(2 + msg_tlv_buf->len +
local_addr_block_buf->len +
addr_block_buf->len),// 2 is <tlv-length>
HELLO_MESSAGE,
local_iface_addr,
1, 0, get_msg_seqno(olsr)); // wiss: TTL=1 hopcount=0
if(DEBUG_OLSRV2)
{
olsr_printf("Append <tlv-block>.\n");
}
// append msg <tlv-block> wiss: to pkt buf ( to header and header info ya3ni)
olsr_pktbuf_append_u16(pktbuf, (olsr_u16_t)msg_tlv_buf->len);
olsr_pktbuf_append_pktbuf(pktbuf, msg_tlv_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Append local interface address block.\n");
}
// append local interface address block
olsr_pktbuf_append_pktbuf(pktbuf, local_addr_block_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Append {<addr-block> <tlv-block>}*.\n");
}
// append {<addr-block> <tlv-block>}*
if(addr_block_buf != NULL)
olsr_pktbuf_append_pktbuf(pktbuf, addr_block_buf);
free(msg_tlv_buf->data);
free(msg_tlv_buf);
free(addr_block_buf->data);
free(addr_block_buf);
free(local_addr_block_buf->data);
free(local_addr_block_buf);
}
void
build_tc_msg(struct olsrv2 *olsr, olsr_pktbuf_t *pktbuf,
union olsr_ip_addr *local_iface_addr
)
{
//olsr_u8_t *msg, *msg_head;
//struct packet_header *p_header;
//static olsr_pktbuf_t *msg_tlv_buf = NULL;
//static olsr_pktbuf_t *addr_block_buf = NULL;
//static olsr_pktbuf_t *local_addr_block_buf = NULL;
olsr_pktbuf_t *msg_tlv_buf = NULL;
olsr_pktbuf_t *addr_block_buf = NULL;
olsr_pktbuf_t *local_addr_block_buf = NULL;
// initialize buffers
if (!msg_tlv_buf)
msg_tlv_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(msg_tlv_buf);
if (!addr_block_buf)
addr_block_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(addr_block_buf);
if(!local_addr_block_buf)
local_addr_block_buf = olsr_pktbuf_alloc_with_capa(64);
olsr_pktbuf_clear(local_addr_block_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Validity Time.\n");
}
// build message TLVs
build_message_tlv_validity_time(msg_tlv_buf,
double_to_me((double)olsr->qual_cnf->topology_hold_time));
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Interval Time.\n");
}
build_message_tlv_interval_time(msg_tlv_buf,
double_to_me((double)olsr->qual_cnf->tc_interval));
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for Content Sequence Number.\n");
}
build_message_tlv_content_seq_num(msg_tlv_buf, get_local_assn(olsr));
/*//codexxx'
if(DEBUG_OLSRV2)
{
olsr_printf("Building TLV for queue length info.\n");
}
build_message_tlv_queue(msg_tlv_buf, olsr->localqueuelen);
// end codexxx'
*/
if(DEBUG_OLSRV2)
{
olsr_printf("Building local interface address block.\n");
}
//build local interface address block
build_local_addr_block(olsr, local_addr_block_buf,
NULL);
if(DEBUG_OLSRV2)
{
olsr_printf("Advertize attached network address.\n");
}
//advertize attached network address //wiss: bass haydi el partie jdide bel TC
create_attached_network_address_block(olsr, addr_block_buf, TC_MESSAGE,
SIMPLE_COMPRESS,
local_iface_addr
);
if(DEBUG_OLSRV2)
{
olsr_printf("Building {<addr-block> <tlv-block>}*.\n");
}
// build {<addr-block> <tlv-block>}*
address_compress(olsr, addr_block_buf, TC_MESSAGE, SIMPLE_COMPRESS,
local_iface_addr
);
/* build message header */ //wiss: append <msg-header> and <msg-header-info>
build_message_header(olsr,
pktbuf,
(olsr_u16_t)(2 + msg_tlv_buf->len +
local_addr_block_buf->len +
addr_block_buf->len), // 2 is <tlv-length>
TC_MESSAGE,
local_iface_addr,
MAX_TTL, 0, get_msg_seqno(olsr)); //wiss: TTL bten2as kell ma yente2el men hop lal teni
if(DEBUG_OLSRV2)
{
olsr_printf("Append <tlv-block>.\n");
}
// append <tlv-block>
olsr_pktbuf_append_u16(pktbuf, (olsr_u16_t)msg_tlv_buf->len);
olsr_pktbuf_append_pktbuf(pktbuf, msg_tlv_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Append local interface address block.\n");
}
// append local interface address block
olsr_pktbuf_append_pktbuf(pktbuf, local_addr_block_buf);
if(DEBUG_OLSRV2)
{
olsr_printf("Append {<addr-block> <tlv-block>}*.\n");
}
// append {<addr-block> <tlv-block>}*
olsr_pktbuf_append_pktbuf(pktbuf, addr_block_buf);
free(msg_tlv_buf->data);
free(msg_tlv_buf);
free(addr_block_buf->data);
free(addr_block_buf);
free(local_addr_block_buf->data);
free(local_addr_block_buf);
}
