// FIXME: Copy & Paste from hello_switch.c
static void
handle_hello( uint32_t xid, uint8_t version, void *user_data ) {
UNUSED( version );
UNUSED( user_data );
switch_send_openflow_message( create_hello( xid ) );
}
/*-----------------------------------------------------------------------------------*/
void
sec_arp_init(void)
{
uint8_t sum, i;
uint8_t temp_buf[KEY_SIZE*3];
/* Read security data from Flash mem */
xmem_pread(temp_buf, (KEY_SIZE*3), MAC_SECURITY_DATA);
/* Check if we have a network key */
sum = 0;
for(i=KEY_SIZE; i>0; i--) {sum |= temp_buf[i-1];}
if(!(sum)) {
/* Init slip connection */
slip_arch_init(BAUD2UBR(115200));
PRINTF("sec-arp: Start slip process\n");
process_start(&slip_process, NULL);
slip_set_input_callback(slip_input_callback);
/* Send hello packet */
create_hello();
} else {
PRINTF("sec-arp: Key OK\n");
#if DEBUG
PRINTF("sec-arp: buf ");
for(i=0; i<(KEY_SIZE*3); i++) PRINTF("%02x ", temp_buf[i]);
PRINTF("\n");
#endif
/* Set security data */
set_security_data(temp_buf);
}
}
static void
send_hello( uint64_t datapath_id, void *count ) {
for ( int i = 0; i < *( ( int * ) count ); i++ ) {
buffer *hello = create_hello( get_transaction_id(), NULL );
bool ret = send_openflow_message( datapath_id, hello );
if ( !ret ) {
error( "Failed to send an hello message to the switch with datapath ID = %#" PRIx64 ".", datapath_id );
}
free_buffer( hello );
}
}
int
ofpmsg_send_hello( struct switch_info *sw_info ) {
int ret;
buffer *buf;
buf = create_hello( generate_xid() );
ret = send_to_secure_channel( sw_info, buf );
if ( ret == 0 ) {
debug( "Send 'hello' to a switch. fd:%d", sw_info->secure_channel_fd );
}
return ret;
}
