Applications may directly access the global variable confnet to read or modify the current network configuration.
Definition at line 100 of file confnet.h.
Data Fields | |
u_char | cd_size |
Size of this structure. | |
char | cd_name [9] |
Magic cookie. | |
u_char | cdn_mac [6] |
Ethernet MAC address. | |
u_long | cdn_ip_addr |
Last used IP address. | |
u_long | cdn_ip_mask |
IP netmask. | |
u_long | cdn_gateway |
Default route. | |
u_long | cdn_cip_addr |
Configured IP address. |
Size of this structure.
Used by Nut/Net to verify, that the structure contents is valid after reading it from non-volatile memory.
Definition at line 106 of file confnet.h.
Referenced by AsixInit(), cs8900Init(), CSNicInit(), NicInit(), NutNetLoadConfig(), and NutNetSaveConfig().
char _CONFNET::cd_name[9] |
Magic cookie.
Contains the device name of the network interface.
Definition at line 112 of file confnet.h.
Referenced by AsixInit(), NutNetIfSetup(), and NutNetLoadConfig().
Ethernet MAC address.
Unique Ethernet address of the network interface.
Definition at line 118 of file confnet.h.
Referenced by AsixInit(), cs8900Init(), CSNicInit(), DiscoveryResponder(), main(), NicInit(), NutDhcpIfConfig(), NutDiscoveryAnnTele(), NutDiscoveryAppConf(), and NutNetIfSetup().
Last used IP address.
Each time Nut/Net receives an IP address during boot, it will store the address in here.
If no fixed IP address has been configured (cdn_cip_addr contains 0.0.0.0) and if no DHCP server is available, then Nut/Net will use this one, if it is not 0.0.0.0.
Definition at line 129 of file confnet.h.
Referenced by DiscoveryResponder(), main(), NutDhcpClient(), NutDhcpIfConfig(), NutDiscoveryAnnTele(), NutDiscoveryAppConf(), and NutNetIfSetup().
IP netmask.
The netmask is used to determine which machines are available in the local network.
Definition at line 136 of file confnet.h.
Referenced by DiscoveryResponder(), main(), NutDhcpClient(), NutDhcpIfConfig(), NutDiscoveryAnnTele(), NutDiscoveryAppConf(), and NutNetIfSetup().
Default route.
Nut/Net will redirect IP packets to this node, if the target IP is not located in the local network.
Definition at line 143 of file confnet.h.
Referenced by main(), NutDhcpIfConfig(), NutDiscoveryAnnTele(), NutDiscoveryAppConf(), and NutNetIfSetup().
Configured IP address.
If this address is set to 0.0.0.0, Nut/Net will try to obtain one from the DHCP server.
Definition at line 150 of file confnet.h.
Referenced by NutDhcpIfConfig(), NutDiscoveryAnnTele(), and NutDiscoveryAppConf().