From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- include/net/ethernet.h | 47 +++++++++++++++++ include/net/if.h | 122 +++++++++++++++++++++++++++++++++++++++++++++ include/net/if_arp.h | 133 +++++++++++++++++++++++++++++++++++++++++++++++++ include/net/route.h | 116 ++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 418 insertions(+) create mode 100644 include/net/ethernet.h create mode 100644 include/net/if.h create mode 100644 include/net/if_arp.h create mode 100644 include/net/route.h (limited to 'include/net') diff --git a/include/net/ethernet.h b/include/net/ethernet.h new file mode 100644 index 00000000..a536502d --- /dev/null +++ b/include/net/ethernet.h @@ -0,0 +1,47 @@ +#ifndef __NET_ETHERNET_H +#define __NET_ETHERNET_H 1 + +#include +#include +#include + +struct ether_addr { + uint8_t ether_addr_octet[ETH_ALEN]; +}; + +struct ether_header { + uint8_t ether_dhost[ETH_ALEN]; + uint8_t ether_shost[ETH_ALEN]; + uint16_t ether_type; +}; + +#define ETHERTYPE_PUP 0x0200 +#define ETHERTYPE_SPRITE 0x0500 +#define ETHERTYPE_IP 0x0800 +#define ETHERTYPE_ARP 0x0806 +#define ETHERTYPE_REVARP 0x8035 +#define ETHERTYPE_AT 0x809B +#define ETHERTYPE_AARP 0x80F3 +#define ETHERTYPE_VLAN 0x8100 +#define ETHERTYPE_IPX 0x8137 +#define ETHERTYPE_IPV6 0x86dd +#define ETHERTYPE_LOOPBACK 0x9000 + + +#define ETHER_ADDR_LEN ETH_ALEN +#define ETHER_TYPE_LEN 2 +#define ETHER_CRC_LEN 4 +#define ETHER_HDR_LEN ETH_HLEN +#define ETHER_MIN_LEN (ETH_ZLEN + ETHER_CRC_LEN) +#define ETHER_MAX_LEN (ETH_FRAME_LEN + ETHER_CRC_LEN) + +#define ETHER_IS_VALID_LEN(foo) \ + ((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN) + +#define ETHERTYPE_TRAIL 0x1000 +#define ETHERTYPE_NTRAILER 16 + +#define ETHERMTU ETH_DATA_LEN +#define ETHERMIN (ETHER_MIN_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN) + +#endif diff --git a/include/net/if.h b/include/net/if.h new file mode 100644 index 00000000..2ae5f89e --- /dev/null +++ b/include/net/if.h @@ -0,0 +1,122 @@ +#ifndef _NET_IF_H +#define _NET_IF_H + +#define IF_NAMESIZE 16 + +struct if_nameindex +{ + unsigned int if_index; + char *if_name; +}; + +unsigned int if_nametoindex (const char *); +char *if_indextoname (unsigned int, char *); +struct if_nameindex *if_nameindex (void); +void if_freenameindex (struct if_nameindex *); + + + + +#ifdef _GNU_SOURCE + +#include + +#define IFF_UP 0x1 +#define IFF_BROADCAST 0x2 +#define IFF_DEBUG 0x4 +#define IFF_LOOPBACK 0x8 +#define IFF_POINTOPOINT 0x10 +#define IFF_NOTRAILERS 0x20 +#define IFF_RUNNING 0x40 +#define IFF_NOARP 0x80 +#define IFF_PROMISC 0x100 +#define IFF_ALLMULTI 0x200 +#define IFF_MASTER 0x400 +#define IFF_SLAVE 0x800 +#define IFF_MULTICAST 0x1000 +#define IFF_PORTSEL 0x2000 +#define IFF_AUTOMEDIA 0x4000 +#define IFF_DYNAMIC 0x8000 + +struct ifaddr { + struct sockaddr ifa_addr; + union { + struct sockaddr ifu_broadaddr; + struct sockaddr ifu_dstaddr; + } ifa_ifu; + struct iface *ifa_ifp; + struct ifaddr *ifa_next; +}; + +#define ifa_broadaddr ifa_ifu.ifu_broadaddr +#define ifa_dstaddr ifa_ifu.ifu_dstaddr + +struct ifmap { + unsigned long int mem_start; + unsigned long int mem_end; + unsigned short int base_addr; + unsigned char irq; + unsigned char dma; + unsigned char port; +}; + +#define IFHWADDRLEN 6 +#define IFNAMSIZ IF_NAMESIZE + +struct ifreq { + union { + char ifrn_name[IFNAMSIZ]; + } ifr_ifrn; + union { + struct sockaddr ifru_addr; + struct sockaddr ifru_dstaddr; + struct sockaddr ifru_broadaddr; + struct sockaddr ifru_netmask; + struct sockaddr ifru_hwaddr; + short int ifru_flags; + int ifru_ivalue; + int ifru_mtu; + struct ifmap ifru_map; + char ifru_slave[IFNAMSIZ]; + char ifru_newname[IFNAMSIZ]; + void *ifru_data; + } ifr_ifru; +}; + +#define ifr_name ifr_ifrn.ifrn_name +#define ifr_hwaddr ifr_ifru.ifru_hwaddr +#define ifr_addr ifr_ifru.ifru_addr +#define ifr_dstaddr ifr_ifru.ifru_dstaddr +#define ifr_broadaddr ifr_ifru.ifru_broadaddr +#define ifr_netmask ifr_ifru.ifru_netmask +#define ifr_flags ifr_ifru.ifru_flags +#define ifr_metric ifr_ifru.ifru_ivalue +#define ifr_mtu ifr_ifru.ifru_mtu +#define ifr_map ifr_ifru.ifru_map +#define ifr_slave ifr_ifru.ifru_slave +#define ifr_data ifr_ifru.ifru_data +#define ifr_ifindex ifr_ifru.ifru_ivalue +#define ifr_bandwidth ifr_ifru.ifru_ivalue +#define ifr_qlen ifr_ifru.ifru_ivalue +#define ifr_newname ifr_ifru.ifru_newname +#define _IOT_ifreq _IOT(_IOTS(char),IFNAMSIZ,_IOTS(char),16,0,0) +#define _IOT_ifreq_short _IOT(_IOTS(char),IFNAMSIZ,_IOTS(short),1,0,0) +#define _IOT_ifreq_int _IOT(_IOTS(char),IFNAMSIZ,_IOTS(int),1,0,0) + +struct ifconf { + int ifc_len; + union { + void *ifcu_buf; + struct ifreq *ifcu_req; + } ifc_ifcu; +}; + +#define ifc_buf ifc_ifcu.ifcu_buf +#define ifc_req ifc_ifcu.ifcu_req +#define _IOT_ifconf _IOT(_IOTS(struct ifconf),1,0,0,0,0) + +#endif + + + +#endif diff --git a/include/net/if_arp.h b/include/net/if_arp.h new file mode 100644 index 00000000..bb5eadf1 --- /dev/null +++ b/include/net/if_arp.h @@ -0,0 +1,133 @@ +/* Nonstandard header */ +#ifndef _NET_IF_ARP_H +#define _NET_IF_ARP_H +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include +#include + +#define MAX_ADDR_LEN 7 + +#define ARPOP_REQUEST 1 +#define ARPOP_REPLY 2 +#define ARPOP_RREQUEST 3 +#define ARPOP_RREPLY 4 +#define ARPOP_InREQUEST 8 +#define ARPOP_InREPLY 9 +#define ARPOP_NAK 10 + +struct arphdr { + uint16_t ar_hrd; + uint16_t ar_pro; + uint8_t ar_hln; + uint8_t ar_pln; + uint16_t ar_op; +}; + + +#define ARPHRD_NETROM 0 +#define ARPHRD_ETHER 1 +#define ARPHRD_EETHER 2 +#define ARPHRD_AX25 3 +#define ARPHRD_PRONET 4 +#define ARPHRD_CHAOS 5 +#define ARPHRD_IEEE802 6 +#define ARPHRD_ARCNET 7 +#define ARPHRD_APPLETLK 8 +#define ARPHRD_DLCI 15 +#define ARPHRD_ATM 19 +#define ARPHRD_METRICOM 23 +#define ARPHRD_IEEE1394 24 +#define ARPHRD_EUI64 27 +#define ARPHRD_INFINIBAND 32 +#define ARPHRD_SLIP 256 +#define ARPHRD_CSLIP 257 +#define ARPHRD_SLIP6 258 +#define ARPHRD_CSLIP6 259 +#define ARPHRD_RSRVD 260 +#define ARPHRD_ADAPT 264 +#define ARPHRD_ROSE 270 +#define ARPHRD_X25 271 +#define ARPHRD_HWX25 272 +#define ARPHRD_PPP 512 +#define ARPHRD_CISCO 513 +#define ARPHRD_HDLC ARPHRD_CISCO +#define ARPHRD_LAPB 516 +#define ARPHRD_DDCMP 517 +#define ARPHRD_RAWHDLC 518 + +#define ARPHRD_TUNNEL 768 +#define ARPHRD_TUNNEL6 769 +#define ARPHRD_FRAD 770 +#define ARPHRD_SKIP 771 +#define ARPHRD_LOOPBACK 772 +#define ARPHRD_LOCALTLK 773 +#define ARPHRD_FDDI 774 +#define ARPHRD_BIF 775 +#define ARPHRD_SIT 776 +#define ARPHRD_IPDDP 777 +#define ARPHRD_IPGRE 778 +#define ARPHRD_PIMREG 779 +#define ARPHRD_HIPPI 780 +#define ARPHRD_ASH 781 +#define ARPHRD_ECONET 782 +#define ARPHRD_IRDA 783 +#define ARPHRD_FCPP 784 +#define ARPHRD_FCAL 785 +#define ARPHRD_FCPL 786 +#define ARPHRD_FCFABRIC 787 +#define ARPHRD_IEEE802_TR 800 +#define ARPHRD_IEEE80211 801 +#define ARPHRD_IEEE80211_PRISM 802 +#define ARPHRD_IEEE80211_RADIOTAP 803 +#define ARPHRD_IEEE802154 804 +#define ARPHRD_IEEE802154_PHY 805 + +#define ARPHRD_VOID 0xFFFF +#define ARPHRD_NONE 0xFFFE + +struct arpreq { + struct sockaddr arp_pa; + struct sockaddr arp_ha; + int arp_flags; + struct sockaddr arp_netmask; + char arp_dev[16]; +}; + +struct arpreq_old { + struct sockaddr arp_pa; + struct sockaddr arp_ha; + int arp_flags; + struct sockaddr arp_netmask; +}; + +#define ATF_COM 0x02 +#define ATF_PERM 0x04 +#define ATF_PUBL 0x08 +#define ATF_USETRAILERS 0x10 +#define ATF_NETMASK 0x20 +#define ATF_DONTPUB 0x40 +#define ATF_MAGIC 0x80 + +#define ARPD_UPDATE 0x01 +#define ARPD_LOOKUP 0x02 +#define ARPD_FLUSH 0x03 + +struct arpd_request { + uint16_t req; + uint32_t ip; + uint32_t dev; + uint32_t stamp; + uint32_t updated; + uint8_t ha[MAX_ADDR_LEN]; +}; + + + +#ifdef __cplusplus +} +#endif +#endif diff --git a/include/net/route.h b/include/net/route.h new file mode 100644 index 00000000..3aaab978 --- /dev/null +++ b/include/net/route.h @@ -0,0 +1,116 @@ +#ifndef _NET_ROUTE_H +#define _NET_ROUTE_H + +#include +#include +#include +#include + + +struct rtentry { + unsigned long int rt_pad1; + struct sockaddr rt_dst; + struct sockaddr rt_gateway; + struct sockaddr rt_genmask; + unsigned short int rt_flags; + short int rt_pad2; + unsigned long int rt_pad3; + unsigned char rt_tos; + unsigned char rt_class; + short int rt_pad4[sizeof(long)/2-1]; + short int rt_metric; + char *rt_dev; + unsigned long int rt_mtu; + unsigned long int rt_window; + unsigned short int rt_irtt; +}; + +#define rt_mss rt_mtu + + +struct in6_rtmsg { + struct in6_addr rtmsg_dst; + struct in6_addr rtmsg_src; + struct in6_addr rtmsg_gateway; + uint32_t rtmsg_type; + uint16_t rtmsg_dst_len; + uint16_t rtmsg_src_len; + uint32_t rtmsg_metric; + unsigned long int rtmsg_info; + uint32_t rtmsg_flags; + int rtmsg_ifindex; +}; + + +#define RTF_UP 0x0001 +#define RTF_GATEWAY 0x0002 + +#define RTF_HOST 0x0004 +#define RTF_REINSTATE 0x0008 +#define RTF_DYNAMIC 0x0010 +#define RTF_MODIFIED 0x0020 +#define RTF_MTU 0x0040 +#define RTF_MSS RTF_MTU +#define RTF_WINDOW 0x0080 +#define RTF_IRTT 0x0100 +#define RTF_REJECT 0x0200 +#define RTF_STATIC 0x0400 +#define RTF_XRESOLVE 0x0800 +#define RTF_NOFORWARD 0x1000 +#define RTF_THROW 0x2000 +#define RTF_NOPMTUDISC 0x4000 + +#define RTF_DEFAULT 0x00010000 +#define RTF_ALLONLINK 0x00020000 +#define RTF_ADDRCONF 0x00040000 + +#define RTF_LINKRT 0x00100000 +#define RTF_NONEXTHOP 0x00200000 + +#define RTF_CACHE 0x01000000 +#define RTF_FLOW 0x02000000 +#define RTF_POLICY 0x04000000 + +#define RTCF_VALVE 0x00200000 +#define RTCF_MASQ 0x00400000 +#define RTCF_NAT 0x00800000 +#define RTCF_DOREDIRECT 0x01000000 +#define RTCF_LOG 0x02000000 +#define RTCF_DIRECTSRC 0x04000000 + +#define RTF_LOCAL 0x80000000 +#define RTF_INTERFACE 0x40000000 +#define RTF_MULTICAST 0x20000000 +#define RTF_BROADCAST 0x10000000 +#define RTF_NAT 0x08000000 + +#define RTF_ADDRCLASSMASK 0xF8000000 +#define RT_ADDRCLASS(flags) ((uint32_t) flags >> 23) + +#define RT_TOS(tos) ((tos) & IPTOS_TOS_MASK) + +#define RT_LOCALADDR(flags) ((flags & RTF_ADDRCLASSMASK) \ + == (RTF_LOCAL|RTF_INTERFACE)) + +#define RT_CLASS_UNSPEC 0 +#define RT_CLASS_DEFAULT 253 + +#define RT_CLASS_MAIN 254 +#define RT_CLASS_LOCAL 255 +#define RT_CLASS_MAX 255 + + +#define RTMSG_ACK NLMSG_ACK +#define RTMSG_OVERRUN NLMSG_OVERRUN + +#define RTMSG_NEWDEVICE 0x11 +#define RTMSG_DELDEVICE 0x12 +#define RTMSG_NEWROUTE 0x21 +#define RTMSG_DELROUTE 0x22 +#define RTMSG_NEWRULE 0x31 +#define RTMSG_DELRULE 0x32 +#define RTMSG_CONTROL 0x40 + +#define RTMSG_AR_FAILED 0x51 + +#endif -- cgit v1.2.1