1 /* 2 * $Id: ipconfig.h,v 1.4 2001/04/30 04:51:46 davem Exp $ 3 * 4 * Copyright (C) 1997 Martin Mares 5 * 6 * Automatic IP Layer Configuration 7 */ 8 9 /* The following are initdata: */ 10 11 extern int ic_enable; /* Enable or disable the whole shebang */ 12 13 extern int ic_proto_enabled; /* Protocols enabled (see IC_xxx) */ 14 extern int ic_host_name_set; /* Host name set by ipconfig? */ 15 extern int ic_set_manually; /* IPconfig parameters set manually */ 16 17 extern u32 ic_myaddr; /* My IP address */ 18 extern u32 ic_netmask; /* Netmask for local subnet */ 19 extern u32 ic_gateway; /* Gateway IP address */ 20 21 extern u32 ic_servaddr; /* Boot server IP address */ 22 23 extern u32 root_server_addr; /* Address of NFS server */ 24 extern u8 root_server_path[]; /* Path to mount as root */ 25 26 27 28 /* The following are persistent (not initdata): */ 29 30 extern int ic_proto_used; /* Protocol used, if any */ 31 extern u32 ic_nameserver; /* DNS server IP address */ 32 extern u8 ic_domain[]; /* DNS (not NIS) domain name */ 33 34 /* bits in ic_proto_{enabled,used} */ 35 #define IC_PROTO 0xFF /* Protocols mask: */ 36 #define IC_BOOTP 0x01 /* BOOTP (or DHCP, see below) */ 37 #define IC_RARP 0x02 /* RARP */ 38 #define IC_USE_DHCP 0x100 /* If on, use DHCP instead of BOOTP */ 39