BOOL dispatch_frame (OS_FRAME *frame, U8 netif) {
/* Dispatch the outgoing frame to selected network interface. */
switch (netif) {
#if ETH_ENABLE == 1
case NETIF_ETH:
return (eth_send_frame (frame));
#endif
#if PPP_ENABLE == 1
case NETIF_PPP:
return (ppp_send_frame (frame, PPP_PROT_IP));
#endif
#if SLIP_ENABLE == 1
case NETIF_SLIP:
return (slip_send_frame (frame));
#endif
}
return (__FALSE);
}
static void target_write_ethernet(target_context_t *tc,
const void *data, size_t count)
{
size_t remain, nsent;
assert(tc->mtu == ETHERNET_MTU);
assert(count <= tc->mtu);
for (remain = count; remain; remain -= nsent) {
char c;
nsent = remain;
if (nsent > ETH_DOWNLOAD_BLOCK)
nsent = ETH_DOWNLOAD_BLOCK;
eth_send_frame(tc, data, nsent, 1);
/* wait for ack */
xread(tc->portfd, &c, 1);
assert(c == 'K');
data += nsent;
}
}
