ssize_t us_rawnet_send( us_rawnet_context_t *self, const uint8_t dest_mac[6], const void *payload, ssize_t payload_len )
{
bool r = false;
pcap_t *m_pcap = (pcap_t *)self->m_pcap;
if ( m_pcap )
{
uint8_t buffer[2048];
uint8_t *data = buffer + 14;
if ( dest_mac )
{
memcpy( (void *)buffer, (void *)dest_mac, 6 );
}
else
{
memcpy( (void *)buffer, (void *)self->m_default_dest_mac, 6 );
}
memcpy( (void *)( buffer + 6 ), (void *)self->m_my_mac, 6 );
buffer[12] = US_GET_BYTE_1( self->m_ethertype );
buffer[13] = US_GET_BYTE_0( self->m_ethertype );
memcpy( data, payload, payload_len );
r = pcap_sendpacket( m_pcap, buffer, (int)payload_len + 14 ) == 0;
}
else
{
r = false;
}
return r ? payload_len : -1;
}
static bool us_tool_send_osc_tcp(
struct addrinfo *dest_addr,
us_buffer_t *buf
)
{
bool r=false;
int s = us_net_create_tcp_socket(dest_addr, false);
if ( s>=0 )
{
if ( connect(s, dest_addr->ai_addr, dest_addr->ai_addrlen)>=0 )
{
uint8_t length[4];
int len=us_buffer_readable_count( buf );
r=true;
length[0] = US_GET_BYTE_3( len );
length[1] = US_GET_BYTE_2( len );
length[2] = US_GET_BYTE_1( len );
length[3] = US_GET_BYTE_0( len );
r&=us_net_blocking_send(s, length, sizeof(length) );
if ( r )
{
r&=us_net_blocking_send(s, buf->m_buffer, len );
}
if ( !r )
{
us_stderr->printf( us_stderr, "Error sending to TCP socket: %s\n", strerror(errno) );
}
}
else
{
r=false;
us_stderr->printf( us_stderr, "Error connecting: %s\n", strerror(errno) );
}
closesocket(s);
}
return r;
}
