internal void input(byte[] packet, ip_addr srcn, ip_addr destn, byte proto)
{
ip_addr src = new ip_addr(lwip.lwip_htonl(srcn.addr));
ip_addr dest = new ip_addr(lwip.lwip_htonl(destn.addr));
pbuf p = lwip.pbuf_alloc(pbuf_layer.PBUF_RAW, (ushort)packet.Length, pbuf_type.PBUF_POOL);
int pos = 0, rest = packet.Length;
for (pbuf q = p; q != null; q = q.next)
{
int len = rest;
if (len > q.len)
{
len = q.len;
}
Buffer.BlockCopy(packet, pos, q.payload.data, q.payload.offset, len);
pos += len;
rest -= len;
}
if (lwip.ip.ip_input(p, src, dest, proto, this) != err_t.ERR_OK)
{
lwip.pbuf_free(p);
}
}
internal static err_t output(netif netif, pbuf p, ip_addr src, ip_addr dest, byte proto)
{
int pos = 0, rest = p.tot_len;
byte[] packet = new byte[rest];
ip_addr srch = new ip_addr(lwip.lwip_ntohl(src.addr));
ip_addr desth = new ip_addr(lwip.lwip_ntohl(dest.addr));
for (pbuf q = p; q != null; q = q.next)
{
int len = rest;
if (len > q.len)
{
len = q.len;
}
Buffer.BlockCopy(q.payload.data, q.payload.offset, packet, pos, len);
pos += len;
rest -= len;
}
netif.m_output(netif, packet, srch, desth, proto);
return(err_t.ERR_OK);
}
public netif(lwip lwip, string name, ip_addr ipaddr, ip_addr netmask, ip_addr gw, netif_output_t output)
{
this.lwip = lwip;
this.name = name;
this.m_output = output;
set_ipaddr(ipaddr);
set_netmask(netmask);
set_gw(gw);
}
public netif(lwip lwip, string name, ip_addr ipaddr, ip_addr netmask, ip_addr gw, netif_output_t output)
{
this.lwip = lwip;
this.name = name;
this.m_output = output;
set_ipaddr(ipaddr);
set_netmask(netmask);
set_gw(gw);
}
public void set_gw(ip_addr gw)
{
ip_addr.ip_addr_set(this.gw, gw);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: GW address of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.gw),
ip_addr.ip4_addr2_16(this.gw),
ip_addr.ip4_addr3_16(this.gw),
ip_addr.ip4_addr4_16(this.gw));
}
public void set_netmask(ip_addr netmask)
{
ip_addr.ip_addr_set(this.netmask, netmask);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: netmask of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.netmask),
ip_addr.ip4_addr2_16(this.netmask),
ip_addr.ip4_addr3_16(this.netmask),
ip_addr.ip4_addr4_16(this.netmask));
}
public void set_gw(ip_addr gw)
{
ip_addr.ip_addr_set(this.gw, gw);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: GW address of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.gw),
ip_addr.ip4_addr2_16(this.gw),
ip_addr.ip4_addr3_16(this.gw),
ip_addr.ip4_addr4_16(this.gw));
}
private void set_ipaddr(ip_addr ipaddr)
{
ip_addr.ip_addr_set(this.ip_addr, ipaddr);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: IP address of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.ip_addr),
ip_addr.ip4_addr2_16(this.ip_addr),
ip_addr.ip4_addr3_16(this.ip_addr),
ip_addr.ip4_addr4_16(this.ip_addr));
}
public void set_netmask(ip_addr netmask)
{
ip_addr.ip_addr_set(this.netmask, netmask);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: netmask of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.netmask),
ip_addr.ip4_addr2_16(this.netmask),
ip_addr.ip4_addr3_16(this.netmask),
ip_addr.ip4_addr4_16(this.netmask));
}
private void set_ipaddr(ip_addr ipaddr)
{
ip_addr.ip_addr_set(this.ip_addr, ipaddr);
lwip.LWIP_DEBUGF(opt.NETIF_DEBUG | lwip.LWIP_DBG_TRACE | lwip.LWIP_DBG_STATE, "netif: IP address of interface {0}{1} set to {2}.{3}.{4}.{5}\n",
name[0], name[1],
ip_addr.ip4_addr1_16(this.ip_addr),
ip_addr.ip4_addr2_16(this.ip_addr),
ip_addr.ip4_addr3_16(this.ip_addr),
ip_addr.ip4_addr4_16(this.ip_addr));
}
internal void input(byte[] packet, ip_addr srcn, ip_addr destn, byte proto)
{
ip_addr src = new ip_addr(lwip.lwip_htonl(srcn.addr));
ip_addr dest = new ip_addr(lwip.lwip_htonl(destn.addr));
pbuf p = lwip.pbuf_alloc(pbuf_layer.PBUF_RAW, (ushort)packet.Length, pbuf_type.PBUF_POOL);
int pos = 0, rest = packet.Length;
for (pbuf q = p; q != null; q = q.next)
{
int len = rest;
if (len > q.len)
len = q.len;
Buffer.BlockCopy(packet, pos, q.payload.data, q.payload.offset, len);
pos += len;
rest -= len;
}
if (lwip.ip.ip_input(p, src, dest, proto, this) != err_t.ERR_OK)
lwip.pbuf_free(p);
}
internal static err_t output(netif netif, pbuf p, ip_addr src, ip_addr dest, byte proto)
{
int pos = 0, rest = p.tot_len;
byte[] packet = new byte[rest];
ip_addr srch = new ip_addr(lwip.lwip_ntohl(src.addr));
ip_addr desth = new ip_addr(lwip.lwip_ntohl(dest.addr));
for (pbuf q = p; q != null; q = q.next)
{
int len = rest;
if (len > q.len)
len = q.len;
Buffer.BlockCopy(q.payload.data, q.payload.offset, packet, pos, len);
pos += len;
rest -= len;
}
netif.m_output(netif, packet, srch, desth, proto);
return err_t.ERR_OK;
}
internal static void netif_init(lwip lwip, string name, ip_addr ipaddr, ip_addr netmask, ip_addr gw, netif_output_t output)
{
lwip.netif = new netif(lwip, name, ipaddr, netmask, gw, output);
}
internal static void netif_init(lwip lwip, string name, ip_addr ipaddr, ip_addr netmask, ip_addr gw, netif_output_t output)
{
lwip.netif = new netif(lwip, name, ipaddr, netmask, gw, output);
}
