diff options
Diffstat (limited to 'main/common/ether.h')
| -rw-r--r-- | main/common/ether.h | 760 |
1 files changed, 380 insertions, 380 deletions
diff --git a/main/common/ether.h b/main/common/ether.h index 8fd470d..5a00bcf 100644 --- a/main/common/ether.h +++ b/main/common/ether.h @@ -1,7 +1,7 @@ /************************************************************************** * * Copyright (c) 2013 Alcatel-Lucent - * + * * Alcatel Lucent licenses this file to You under the Apache License, * Version 2.0 (the "License"); you may not use this file except in * compliance with the License. A copy of the License is contained the @@ -31,7 +31,7 @@ #ifndef _ETHER_H_ #define _ETHER_H_ -#define __PACKED__ __attribute__ ((packed)) +#define __PACKED__ __attribute__ ((packed)) #ifndef INCLUDE_MONCMD #define INCLUDE_MONCMD INCLUDE_ETHERNET @@ -48,55 +48,55 @@ /************************************************************************ * * Default MAC & IP addresses... - * + * */ #ifndef DEFAULT_ETHERADD -#define DEFAULT_ETHERADD "00:00:00:00:00:00" +#define DEFAULT_ETHERADD "00:00:00:00:00:00" #endif #ifndef DEFAULT_IPADD -#define DEFAULT_IPADD "0.0.0.0" +#define DEFAULT_IPADD "0.0.0.0" #endif /************************************************************************ * * Retransmission delay stuff... - * + * */ -#define DELAY_INIT_ARP 1 -#define DELAY_INIT_DHCP 2 -#define DELAY_INIT_TFTP 3 -#define DELAY_INCREMENT 4 -#define DELAY_RETURN 5 -#define DELAY_OR_TIMEOUT_RETURN 6 -#define RETRANSMISSION_TIMEOUT -1 -#define RETRANSMISSION_ACTIVE 1 +#define DELAY_INIT_ARP 1 +#define DELAY_INIT_DHCP 2 +#define DELAY_INIT_TFTP 3 +#define DELAY_INCREMENT 4 +#define DELAY_RETURN 5 +#define DELAY_OR_TIMEOUT_RETURN 6 +#define RETRANSMISSION_TIMEOUT -1 +#define RETRANSMISSION_ACTIVE 1 /************************************************************************ * * Ethernet stuff... - * + * */ - + struct ether_addr { - unsigned char ether_addr_octet[6]; + unsigned char ether_addr_octet[6]; } __PACKED__ ; - + struct ether_header { - struct ether_addr ether_dhost; - struct ether_addr ether_shost; - unsigned short ether_type; + struct ether_addr ether_dhost; + struct ether_addr ether_shost; + unsigned short ether_type; } __PACKED__ ; -#define ETHERSIZE sizeof(struct ether_header) - +#define ETHERSIZE sizeof(struct ether_header) + #define ETHERTYPE_PUP 0x0200 /* PUP protocol */ #define ETHERTYPE_IP 0x0800 /* IP protocol */ #define ETHERTYPE_ARP 0x0806 /* Addr resolution protocol */ #define ETHERTYPE_REVARP 0x8035 /* Reverse ARP */ -#define ETHER_MINPKT 64 +#define ETHER_MINPKT 64 /************************************************************************ * @@ -104,27 +104,27 @@ struct ether_header { * */ -#define SIZEOFARPCACHE 8 +#define SIZEOFARPCACHE 8 #define ARPSIZE (sizeof(struct ether_header) + sizeof(struct arphdr)) struct arphdr { - unsigned short hardware; /* 1 for ethernet */ - unsigned short protocol; - unsigned char hlen; - unsigned char plen; - unsigned short operation; - unsigned char senderha[6]; - unsigned char senderia[4]; - unsigned char targetha[6]; - unsigned char targetia[4]; + unsigned short hardware; /* 1 for ethernet */ + unsigned short protocol; + unsigned char hlen; + unsigned char plen; + unsigned short operation; + unsigned char senderha[6]; + unsigned char senderia[4]; + unsigned char targetha[6]; + unsigned char targetia[4]; } __PACKED__ ; /* ARP/RARP operations:. */ -#define ARP_REQUEST 1 -#define ARP_RESPONSE 2 -#define RARP_REQUEST 3 -#define RARP_RESPONSE 4 +#define ARP_REQUEST 1 +#define ARP_RESPONSE 2 +#define RARP_REQUEST 3 +#define RARP_RESPONSE 4 /************************************************************************ * @@ -133,31 +133,31 @@ struct arphdr { */ struct in_addr { - unsigned long s_addr; + unsigned long s_addr; } __PACKED__ ; -#define getIP_V(x) ((x)>>4) -#define getIP_HL(x) ((x)&0xf) -#define IP_DONTFRAG 0x4000 /* dont fragment flag */ -#define IP_MOREFRAGS 0x2000 /* more fragments flag */ -#define IP_VER 0x4 -#define IP_HDR_LEN (sizeof(struct ip)>>2) -#define IP_HDR_VER_LEN ((IP_VER<<4)|IP_HDR_LEN) -#define IP_HLEN(ihdr) ((ihdr->ip_vhl&0x0f)<<2) +#define getIP_V(x) ((x)>>4) +#define getIP_HL(x) ((x)&0xf) +#define IP_DONTFRAG 0x4000 /* dont fragment flag */ +#define IP_MOREFRAGS 0x2000 /* more fragments flag */ +#define IP_VER 0x4 +#define IP_HDR_LEN (sizeof(struct ip)>>2) +#define IP_HDR_VER_LEN ((IP_VER<<4)|IP_HDR_LEN) +#define IP_HLEN(ihdr) ((ihdr->ip_vhl&0x0f)<<2) struct ip { - unsigned char ip_vhl; /* version & header length */ - unsigned char ip_tos; /* type of service */ - short ip_len; /* total length */ - unsigned short ip_id; /* identification */ - short ip_off; /* fragment offset field */ - unsigned char ip_ttl; /* time to live */ - unsigned char ip_p; /* protocol */ - unsigned short ip_sum; /* checksum */ - struct in_addr ip_src; /* source address */ - struct in_addr ip_dst; /* dest address */ + unsigned char ip_vhl; /* version & header length */ + unsigned char ip_tos; /* type of service */ + short ip_len; /* total length */ + unsigned short ip_id; /* identification */ + short ip_off; /* fragment offset field */ + unsigned char ip_ttl; /* time to live */ + unsigned char ip_p; /* protocol */ + unsigned short ip_sum; /* checksum */ + struct in_addr ip_src; /* source address */ + struct in_addr ip_dst; /* dest address */ } __PACKED__ ; -#define IPSIZE sizeof(struct ip) +#define IPSIZE sizeof(struct ip) /* ip protocols */ #define IP_IP 0 @@ -178,15 +178,15 @@ struct ip { /************************************************************************ * * ICMP stuff... - * + * */ #define ICMP_UNREACHABLESIZE (sizeof(struct ether_header) + \ - sizeof(struct ip) + sizeof(struct icmp_unreachable_hdr) + datalen) + sizeof(struct ip) + sizeof(struct icmp_unreachable_hdr) + datalen) #define ICMP_TIMERQSTSIZE (sizeof(struct ether_header) + \ - sizeof(struct ip) + sizeof(struct icmp_time_hdr)) + sizeof(struct ip) + sizeof(struct icmp_time_hdr)) #define ICMP_ECHORQSTSIZE (sizeof(struct ether_header) + \ - sizeof(struct ip) + sizeof(struct icmp_echo_hdr)) + sizeof(struct ip) + sizeof(struct icmp_echo_hdr)) #define INVALID_TIMESTAMP 0xffffffff #define NONSTANDARD_TIMESTAMP 0x80000000 @@ -194,63 +194,63 @@ struct ip { /* ICMP protocol header. */ struct icmp_hdr { - unsigned char type; /* type of message */ - unsigned char code; /* type subcode */ - unsigned short cksum; /* ones complement cksum of struct */ + unsigned char type; /* type of message */ + unsigned char code; /* type subcode */ + unsigned short cksum; /* ones complement cksum of struct */ } __PACKED__ ; /* ICMP time request. */ struct icmp_time_hdr { - unsigned char type; /* type of message */ - unsigned char code; /* type subcode */ - unsigned short cksum; /* ones complement cksum of struct */ - unsigned short id; /* identifier */ - unsigned short seq; /* sequence number */ - unsigned long orig; /* originate timestamp */ - unsigned long recv; /* receive timestamp */ - unsigned long xmit; /* transmit timestamp */ + unsigned char type; /* type of message */ + unsigned char code; /* type subcode */ + unsigned short cksum; /* ones complement cksum of struct */ + unsigned short id; /* identifier */ + unsigned short seq; /* sequence number */ + unsigned long orig; /* originate timestamp */ + unsigned long recv; /* receive timestamp */ + unsigned long xmit; /* transmit timestamp */ } __PACKED__ ; /* ICMP echo reply. */ struct icmp_echo_hdr { - unsigned char type; /* type of message */ - unsigned char code; /* type subcode */ - unsigned short cksum; /* ones complement cksum of struct */ - unsigned short id; /* identifier */ - unsigned short seq; /* sequence number */ + unsigned char type; /* type of message */ + unsigned char code; /* type subcode */ + unsigned short cksum; /* ones complement cksum of struct */ + unsigned short id; /* identifier */ + unsigned short seq; /* sequence number */ } __PACKED__ ; struct icmp_unreachable_hdr { - unsigned char type; /* type of message */ - unsigned char code; /* type subcode */ - unsigned short cksum; /* ones complement cksum of struct */ - unsigned short unused1; /* Is alway zero */ - unsigned short unused2; /* Is alway zero */ + unsigned char type; /* type of message */ + unsigned char code; /* type subcode */ + unsigned short cksum; /* ones complement cksum of struct */ + unsigned short unused1; /* Is alway zero */ + unsigned short unused2; /* Is alway zero */ } __PACKED__ ; /* ICMP types */ -#define ICMP_ECHOREPLY 0 -#define ICMP_DESTUNREACHABLE 3 -#define ICMP_SOURCEQUENCH 4 -#define ICMP_REDIRECT 5 -#define ICMP_ECHOREQUEST 8 -#define ICMP_TIMEEXCEEDED 11 -#define ICMP_PARAMPROBLEM 12 -#define ICMP_TIMEREQUEST 13 -#define ICMP_TIMEREPLY 14 -#define ICMP_INFOREQUEST 15 -#define ICMP_INFOREPLY 16 -#define ICMP_ADDRMASKREQUEST 17 -#define ICMP_ADDRMASKREPLY 18 +#define ICMP_ECHOREPLY 0 +#define ICMP_DESTUNREACHABLE 3 +#define ICMP_SOURCEQUENCH 4 +#define ICMP_REDIRECT 5 +#define ICMP_ECHOREQUEST 8 +#define ICMP_TIMEEXCEEDED 11 +#define ICMP_PARAMPROBLEM 12 +#define ICMP_TIMEREQUEST 13 +#define ICMP_TIMEREPLY 14 +#define ICMP_INFOREQUEST 15 +#define ICMP_INFOREPLY 16 +#define ICMP_ADDRMASKREQUEST 17 +#define ICMP_ADDRMASKREPLY 18 /* A few unreachable codes. */ -#define ICMP_UNREACHABLE_PROTOCOL 2 -#define ICMP_UNREACHABLE_PORT 3 -#define ICMP_DEST_UNREACHABLE_MAX_CODE 12 +#define ICMP_UNREACHABLE_PROTOCOL 2 +#define ICMP_UNREACHABLE_PORT 3 +#define ICMP_DEST_UNREACHABLE_MAX_CODE 12 /************************************************************************ * @@ -261,27 +261,27 @@ struct icmp_unreachable_hdr { /* UDP protocol header. */ struct Udphdr { - unsigned short uh_sport; /* source port */ - unsigned short uh_dport; /* destination port */ - unsigned short uh_ulen; /* udp length */ - unsigned short uh_sum; /* udp checksum */ + unsigned short uh_sport; /* source port */ + unsigned short uh_dport; /* destination port */ + unsigned short uh_ulen; /* udp length */ + unsigned short uh_sum; /* udp checksum */ } __PACKED__ ; -#define UDPSIZE sizeof(struct Udphdr) +#define UDPSIZE sizeof(struct Udphdr) /* UDP pseudo header. */ struct UdpPseudohdr { - struct in_addr ip_src; /* source address */ - struct in_addr ip_dst; /* dest address */ - unsigned char zero; /* fixed to zero */ - unsigned char proto; /* protocol */ - unsigned short ulen; /* udp length */ + struct in_addr ip_src; /* source address */ + struct in_addr ip_dst; /* dest address */ + unsigned char zero; /* fixed to zero */ + unsigned char proto; /* protocol */ + unsigned short ulen; /* udp length */ } __PACKED__ ; -#define UDP_OPEN 2 -#define UDP_DATA 3 -#define UDP_ACK 4 -#define UDP_TTL 0x3c +#define UDP_OPEN 2 +#define UDP_DATA 3 +#define UDP_ACK 4 +#define UDP_TTL 0x3c /************************************************************************ * @@ -292,25 +292,25 @@ struct UdpPseudohdr { /* IGMP protocol header. */ struct Igmphdr { - unsigned char type; /* IGMP message type */ - unsigned char mrt; /* Max response time */ - unsigned short csum; /* Checksum of IGMP header */ - unsigned long group; /* Multicast group ip */ + unsigned char type; /* IGMP message type */ + unsigned char mrt; /* Max response time */ + unsigned short csum; /* Checksum of IGMP header */ + unsigned long group; /* Multicast group ip */ } __PACKED__ ; -#define IGMPSIZE sizeof(struct Igmphdr) +#define IGMPSIZE sizeof(struct Igmphdr) -#define IGMPTYPE_QUERY 0x11 -#define IGMPTYPE_REPORTV1 0x12 -#define IGMPTYPE_REPORTV2 0x16 -#define IGMPTYPE_JOIN IGMPTYPE_REPORTV2 -#define IGMPTYPE_LEAVE 0x17 +#define IGMPTYPE_QUERY 0x11 +#define IGMPTYPE_REPORTV1 0x12 +#define IGMPTYPE_REPORTV2 0x16 +#define IGMPTYPE_JOIN IGMPTYPE_REPORTV2 +#define IGMPTYPE_LEAVE 0x17 -#define ALL_HOSTS 0xe0000001 /* 224.0.0.1 */ -#define ALL_MULTICAST_ROUTERS 0xe0000002 /* 224.0.0.2 */ +#define ALL_HOSTS 0xe0000001 /* 224.0.0.1 */ +#define ALL_MULTICAST_ROUTERS 0xe0000002 /* 224.0.0.2 */ #define IGMP_JOINRQSTSIZE (sizeof(struct ether_header) + \ - sizeof(struct ip) + sizeof(long) + sizeof(struct Igmphdr)) + sizeof(struct ip) + sizeof(long) + sizeof(struct Igmphdr)) /************************************************************************ * @@ -320,161 +320,161 @@ struct Igmphdr { /* TFTP state values: */ -#define TFTPOFF 0 -#define TFTPIDLE 1 -#define TFTPACTIVE 2 -#define TFTPERROR 3 -#define TFTPSENTRRQ 4 -#define TFTPTIMEOUT 5 -#define TFTPHOSTERROR 6 -#define TFTPSENTWRQ 7 +#define TFTPOFF 0 +#define TFTPIDLE 1 +#define TFTPACTIVE 2 +#define TFTPERROR 3 +#define TFTPSENTRRQ 4 +#define TFTPTIMEOUT 5 +#define TFTPHOSTERROR 6 +#define TFTPSENTWRQ 7 /* TFTP opcode superset (see Stevens pg 466) */ -#define TFTP_RRQ 1 -#define TFTP_WRQ 2 -#define TFTP_DAT 3 -#define TFTP_ACK 4 -#define TFTP_ERR 5 -#define TFTP_OACK 6 /* RFC2347: Option Acknowledgement opcode. */ +#define TFTP_RRQ 1 +#define TFTP_WRQ 2 +#define TFTP_DAT 3 +#define TFTP_ACK 4 +#define TFTP_ERR 5 +#define TFTP_OACK 6 /* RFC2347: Option Acknowledgement opcode. */ /* TFTP is UDP port 69... (see Stevens pg 206) */ -#define IPPORT_TFTP 69 -#define IPPORT_TFTPSRC 8888 +#define IPPORT_TFTP 69 +#define IPPORT_TFTPSRC 8888 -#define TFTP_NETASCII_WRQ 1 -#define TFTP_NETASCII_RRQ 2 -#define TFTP_OCTET_WRQ 3 -#define TFTP_OCTET_RRQ 4 -#define TFTP_DATAMAX 512 -#define TFTP_PKTOVERHEAD (ETHERSIZE + IPSIZE + UDPSIZE) -#define TFTPACKSIZE (TFTP_PKTOVERHEAD + 4) +#define TFTP_NETASCII_WRQ 1 +#define TFTP_NETASCII_RRQ 2 +#define TFTP_OCTET_WRQ 3 +#define TFTP_OCTET_RRQ 4 +#define TFTP_DATAMAX 512 +#define TFTP_PKTOVERHEAD (ETHERSIZE + IPSIZE + UDPSIZE) +#define TFTPACKSIZE (TFTP_PKTOVERHEAD + 4) /************************************************************************ * * DHCP stuff... * See RFCs 2131 & 2132 for more details. * Note that the values used for dhcpstate enum are based on the state - * diagram in 3rd Edition Comer pg 375. Plus a few more so that I can + * diagram in 3rd Edition Comer pg 375. Plus a few more so that I can * used the same enum for DHCP and BOOTP. * */ #define BOOTPSIZE (sizeof(struct ether_header) + sizeof(struct ip) + \ - sizeof(struct Udphdr) + sizeof(struct bootphdr)) + sizeof(struct Udphdr) + sizeof(struct bootphdr)) #define DHCPSIZE (sizeof(struct ether_header) + sizeof(struct ip) + \ - sizeof(struct Udphdr) + sizeof(struct dhcphdr)) + sizeof(struct Udphdr) + sizeof(struct dhcphdr)) -#define IPPORT_DHCP_SERVER 67 -#define IPPORT_DHCP_CLIENT 68 +#define IPPORT_DHCP_SERVER 67 +#define IPPORT_DHCP_CLIENT 68 -#define DHCPBOOTP_REQUEST 1 -#define DHCPBOOTP_REPLY 2 +#define DHCPBOOTP_REQUEST 1 +#define DHCPBOOTP_REPLY 2 -#define USE_NULL 0 -#define USE_DHCP 1 -#define USE_BOOTP 2 +#define USE_NULL 0 +#define USE_DHCP 1 +#define USE_BOOTP 2 -#define DHCP_VERBOSE (SHOW_DHCP|SHOW_INCOMING|SHOW_OUTGOING|SHOW_BROADCAST) +#define DHCP_VERBOSE (SHOW_DHCP|SHOW_INCOMING|SHOW_OUTGOING|SHOW_BROADCAST) /* DHCP Message types: */ -#define DHCPDISCOVER 1 -#define DHCPOFFER 2 -#define DHCPREQUEST 3 -#define DHCPDECLINE 4 -#define DHCPACK 5 -#define DHCPNACK 6 -#define DHCPRELEASE 7 -#define DHCPINFORM 8 -#define DHCPFORCERENEW 9 -#define DHCPLEASEQUERY 10 -#define DHCPLEASEUNASSIGNED 11 -#define DHCPLEASEUNKNOWN 12 -#define DHCPLEASEACTIVE 13 -#define DHCPUNKNOWN 99 +#define DHCPDISCOVER 1 +#define DHCPOFFER 2 +#define DHCPREQUEST 3 +#define DHCPDECLINE 4 +#define DHCPACK 5 +#define DHCPNACK 6 +#define DHCPRELEASE 7 +#define DHCPINFORM 8 +#define DHCPFORCERENEW 9 +#define DHCPLEASEQUERY 10 +#define DHCPLEASEUNASSIGNED 11 +#define DHCPLEASEUNKNOWN 12 +#define DHCPLEASEACTIVE 13 +#define DHCPUNKNOWN 99 /* DHCPState (short) values: (upper bit set = bootp) */ -#define DHCPSTATE_INITIALIZE 0x0001 -#define DHCPSTATE_INITDELAY 0x0002 -#define DHCPSTATE_SELECT 0x0003 -#define DHCPSTATE_REQUEST 0x0004 -#define DHCPSTATE_BOUND 0x0005 -#define DHCPSTATE_RENEW 0x0006 -#define DHCPSTATE_REBIND 0x0007 -#define DHCPSTATE_NOTUSED 0x0008 -#define DHCPSTATE_RESTART 0x0009 -#define BOOTP_MODE 0x8000 -#define BOOTPSTATE_INITIALIZE 0x8001 -#define BOOTPSTATE_INITDELAY 0x8002 -#define BOOTPSTATE_REQUEST 0x8003 -#define BOOTPSTATE_RESTART 0x8004 -#define BOOTPSTATE_COMPLETE 0x8005 +#define DHCPSTATE_INITIALIZE 0x0001 +#define DHCPSTATE_INITDELAY 0x0002 +#define DHCPSTATE_SELECT 0x0003 +#define DHCPSTATE_REQUEST 0x0004 +#define DHCPSTATE_BOUND 0x0005 +#define DHCPSTATE_RENEW 0x0006 +#define DHCPSTATE_REBIND 0x0007 +#define DHCPSTATE_NOTUSED 0x0008 +#define DHCPSTATE_RESTART 0x0009 +#define BOOTP_MODE 0x8000 +#define BOOTPSTATE_INITIALIZE 0x8001 +#define BOOTPSTATE_INITDELAY 0x8002 +#define BOOTPSTATE_REQUEST 0x8003 +#define BOOTPSTATE_RESTART 0x8004 +#define BOOTPSTATE_COMPLETE 0x8005 /* DHCP Options */ -#define DHCPOPT_SUBNETMASK 1 -#define DHCPOPT_ROUTER 3 -#define DHCPOPT_HOSTNAME 12 -#define DHCPOPT_ROOTPATH 17 -#define DHCPOPT_BROADCASTADDRESS 28 -#define DHCPOPT_VENDORSPECIFICINFO 43 -#define DHCPOPT_REQUESTEDIP 50 -#define DHCPOPT_LEASETIME 51 -#define DHCPOPT_MESSAGETYPE 53 -#define DHCPOPT_SERVERID 54 -#define DHCPOPT_PARMRQSTLIST 55 -#define DHCPOPT_CLASSID 60 -#define DHCPOPT_CLIENTID 61 -#define DHCPOPT_NISDOMAINNAME 64 -#define DHCPOPT_NISSERVER 65 - -#define STANDARD_MAGIC_COOKIE 0x63825363 /* 99.130.83.99 */ +#define DHCPOPT_SUBNETMASK 1 +#define DHCPOPT_ROUTER 3 +#define DHCPOPT_HOSTNAME 12 +#define DHCPOPT_ROOTPATH 17 +#define DHCPOPT_BROADCASTADDRESS 28 +#define DHCPOPT_VENDORSPECIFICINFO 43 +#define DHCPOPT_REQUESTEDIP 50 +#define DHCPOPT_LEASETIME 51 +#define DHCPOPT_MESSAGETYPE 53 +#define DHCPOPT_SERVERID 54 +#define DHCPOPT_PARMRQSTLIST 55 +#define DHCPOPT_CLASSID 60 +#define DHCPOPT_CLIENTID 61 +#define DHCPOPT_NISDOMAINNAME 64 +#define DHCPOPT_NISSERVER 65 + +#define STANDARD_MAGIC_COOKIE 0x63825363 /* 99.130.83.99 */ struct dhcphdr { - unsigned char op; - unsigned char htype; - unsigned char hlen; - unsigned char hops; - unsigned long transaction_id; - unsigned short seconds; - unsigned short flags; - unsigned long client_ip; - unsigned long your_ip; - unsigned long server_ip; - unsigned long router_ip; - unsigned char client_macaddr[16]; - unsigned char server_hostname[64]; - unsigned char bootfile[128]; - unsigned long magic_cookie; - /* Dhcp options would start here */ + unsigned char op; + unsigned char htype; + unsigned char hlen; + unsigned char hops; + unsigned long transaction_id; + unsigned short seconds; + unsigned short flags; + unsigned long client_ip; + unsigned long your_ip; + unsigned long server_ip; + unsigned long router_ip; + unsigned char client_macaddr[16]; + unsigned char server_hostname[64]; + unsigned char bootfile[128]; + unsigned long magic_cookie; + /* Dhcp options would start here */ } __PACKED__ ; struct bootphdr { - unsigned char op; - unsigned char htype; - unsigned char hlen; - unsigned char hops; - unsigned long transaction_id; - unsigned short seconds; - unsigned short unused; - unsigned long client_ip; - unsigned long your_ip; - unsigned long server_ip; - unsigned long router_ip; - unsigned char client_macaddr[16]; - unsigned char server_hostname[64]; - unsigned char bootfile[128]; - unsigned char vsa[64]; + unsigned char op; + unsigned char htype; + unsigned char hlen; + unsigned char hops; + unsigned long transaction_id; + unsigned short seconds; + unsigned short unused; + unsigned long client_ip; + unsigned long your_ip; + unsigned long server_ip; + unsigned long router_ip; + unsigned char client_macaddr[16]; + unsigned char server_hostname[64]; + unsigned char bootfile[128]; + unsigned char vsa[64]; } __PACKED__ ; unsigned char *DhcpGetOption(unsigned char, unsigned char *); /************************************************************************ - * + * * DNS stuff... * * The area of the dnshdr structure beginning with the question array @@ -492,58 +492,58 @@ unsigned char *DhcpGetOption(unsigned char, unsigned char *); * For MulticastDNS information I used... * http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt */ -#define MAX_DOMAIN_NAME_SIZE 63 +#define MAX_DOMAIN_NAME_SIZE 63 struct dnshdr { - unsigned short id; - unsigned short param; - unsigned short num_questions; - unsigned short num_answers; - unsigned short num_authority; - unsigned short num_additional; - unsigned char question[MAX_DOMAIN_NAME_SIZE+1]; + unsigned short id; + unsigned short param; + unsigned short num_questions; + unsigned short num_answers; + unsigned short num_authority; + unsigned short num_additional; + unsigned char question[MAX_DOMAIN_NAME_SIZE+1]; } __PACKED__ ; -#define IPPORT_DNS 53 -#define TYPE_A 1 -#define TYPE_CNAME 5 -#define CLASS_IN 1 +#define IPPORT_DNS 53 +#define TYPE_A 1 +#define TYPE_CNAME 5 +#define CLASS_IN 1 /* DNS Error codes: */ -#define DNSERR_NULL 0 -#define DNSERR_COMPLETE 1 -#define DNSERR_NOSRVR 2 -#define DNSERR_SOCKETFAIL 3 -#define DNSERR_FORMATERR 4 -#define DNSERR_SRVRFAILURE 5 -#define DNSERR_NAMENOEXIST 6 -#define DNSERR_BADRESPTYPE 7 -#define DNSERR_BADQSTNCOUNT 8 -#define DNSERR_BADANSWRCOUNT 9 -#define DNSERR_NOTARESPONSE 10 -#define DNSERR_BADRESPID 11 - -#define DNSMCAST_IP IP2LONG(224,0,0,251) -#define DNSMCAST_PORT 5353 +#define DNSERR_NULL 0 +#define DNSERR_COMPLETE 1 +#define DNSERR_NOSRVR 2 +#define DNSERR_SOCKETFAIL 3 +#define DNSERR_FORMATERR 4 +#define DNSERR_SRVRFAILURE 5 +#define DNSERR_NAMENOEXIST 6 +#define DNSERR_BADRESPTYPE 7 +#define DNSERR_BADQSTNCOUNT 8 +#define DNSERR_BADANSWRCOUNT 9 +#define DNSERR_NOTARESPONSE 10 +#define DNSERR_BADRESPID 11 + +#define DNSMCAST_IP IP2LONG(224,0,0,251) +#define DNSMCAST_PORT 5353 /* DNS Buffer sizes: */ -#define MAX_CACHED_HOSTNAMES 32 -#define MAX_HOSTNAME_SIZE 255 +#define MAX_CACHED_HOSTNAMES 32 +#define MAX_HOSTNAME_SIZE 255 -#define DNS_RETRY_MAX 5 -#define DNS_PKTBUF_SIZE 512 +#define DNS_RETRY_MAX 5 +#define DNS_PKTBUF_SIZE 512 struct dnserr { - int errno; - char *errstr; + int errno; + char *errstr; }; struct dnscache { - int idx; - unsigned long addr; - char name[MAX_HOSTNAME_SIZE+1]; + int idx; + unsigned long addr; + char name[MAX_HOSTNAME_SIZE+1]; }; extern const char mDNSIp[]; @@ -554,33 +554,33 @@ extern const char mDNSIp[]; * */ -struct tcphdr { - unsigned short sport; /* Source port */ - unsigned short dport; /* Source port */ - unsigned long seqno; /* Sequence number */ - unsigned long ackno; /* Acknowledgment number */ - unsigned short flags; /* Flags (lower 6 bits) */ - unsigned short windowsize; /* Window size */ - unsigned short tcpcsum; /* TCP checksum */ - unsigned short urgentptr; /* Urgent pointer */ -/* options (if any) & data (if any) follow */ +struct tcphdr { + unsigned short sport; /* Source port */ + unsigned short dport; /* Source port */ + unsigned long seqno; /* Sequence number */ + unsigned long ackno; /* Acknowledgment number */ + unsigned short flags; /* Flags (lower 6 bits) */ + unsigned short windowsize; /* Window size */ + unsigned short tcpcsum; /* TCP checksum */ + unsigned short urgentptr; /* Urgent pointer */ + /* options (if any) & data (if any) follow */ } __PACKED__ ; /* Masks for flags (made up of flag bits, reserved bits & header length): */ -#define TCP_FLAGMASK 0x003F -#define TCP_RSVDMASK 0x0FC0 -#define TCP_HDRLENMASK 0xF000 -#define TCP_HLEN(tp) (((tp)->flags & TCP_HDRLENMASK) >> 10) +#define TCP_FLAGMASK 0x003F +#define TCP_RSVDMASK 0x0FC0 +#define TCP_HDRLENMASK 0xF000 +#define TCP_HLEN(tp) (((tp)->flags & TCP_HDRLENMASK) >> 10) /* Masks for flag bits within flags member: */ -#define TCP_FINISH 0x0001 -#define TCP_SYNC 0x0002 -#define TCP_RESET 0x0004 -#define TCP_PUSH 0x0008 -#define TCP_ACK 0x0010 -#define TCP_URGENT 0x0020 +#define TCP_FINISH 0x0001 +#define TCP_SYNC 0x0002 +#define TCP_RESET 0x0004 +#define TCP_PUSH 0x0008 +#define TCP_ACK 0x0010 +#define TCP_URGENT 0x0020 /************************************************************************ @@ -592,96 +592,96 @@ struct tcphdr { /* Port that is used to issue monitor commands through ethernet. */ #define MONRESPSIZE (sizeof(struct ether_header) + sizeof(struct ip) + \ - sizeof(struct Udphdr) + idx) -#define IPPORT_MONCMD 777 -#define IPPORT_GDB 1234 + sizeof(struct Udphdr) + idx) +#define IPPORT_MONCMD 777 +#define IPPORT_GDB 1234 /* Verbosity levels used by various ethernet layers: */ -#define SHOW_INCOMING 0x00000001 -#define SHOW_OUTGOING 0x00000002 -#define SHOW_HEX 0x00000004 -#define SHOW_BROADCAST 0x00000008 -#define SHOW_TFTP_TICKER 0x00000010 -#define SHOW_DHCP 0x00000020 -#define SHOW_ARP 0x00000040 -#define SHOW_ASCII 0x00000080 -#define SHOW_BADCSUM 0x00000100 -#define SHOW_BADCSUMV 0x00000200 -#define SHOW_PHY 0x00000400 -#define SHOW_GDB 0x00000800 -#define SHOW_TFTP_STATE 0x00001000 -#define SHOW_DRIVER_DEBUG 0x00002000 -#define SHOW_ALL 0xffffffff +#define SHOW_INCOMING 0x00000001 +#define SHOW_OUTGOING 0x00000002 +#define SHOW_HEX 0x00000004 +#define SHOW_BROADCAST 0x00000008 +#define SHOW_TFTP_TICKER 0x00000010 +#define SHOW_DHCP 0x00000020 +#define SHOW_ARP 0x00000040 +#define SHOW_ASCII 0x00000080 +#define SHOW_BADCSUM 0x00000100 +#define SHOW_BADCSUMV 0x00000200 +#define SHOW_PHY 0x00000400 +#define SHOW_GDB 0x00000800 +#define SHOW_TFTP_STATE 0x00001000 +#define SHOW_DRIVER_DEBUG 0x00002000 +#define SHOW_ALL 0xffffffff #define ENET_DEBUG_ENABLED() (EtherVerbose & SHOW_DRIVER_DEBUG) -#define ETHER_INCOMING 1 -#define ETHER_OUTGOING 2 +#define ETHER_INCOMING 1 +#define ETHER_OUTGOING 2 -extern char *Etheradd, *IPadd; +extern char *Etheradd, *IPadd; extern unsigned char etheraddr[], ipaddr[]; -extern unsigned short MoncmdPort, TftpPort, TftpSrcPort; -extern unsigned short DhcpClientPort, DhcpServerPort, DHCPState; -extern int EtherVerbose, IPMonCmdActive, EtherIsActive, EtherPollingOff; -extern unsigned char BinEnetAddr[], BinIpAddr[]; -extern unsigned char AllZeroAddr[], BroadcastAddr[]; -extern int EtherXFRAMECnt, EtherRFRAMECnt, EtherIPERRCnt, EtherUDPERRCnt; - -extern int getAddresses(void); -extern int IpToBin(char *,unsigned char *); -extern int EtherToBin(char *,unsigned char *); +extern unsigned short MoncmdPort, TftpPort, TftpSrcPort; +extern unsigned short DhcpClientPort, DhcpServerPort, DHCPState; +extern int EtherVerbose, IPMonCmdActive, EtherIsActive, EtherPollingOff; +extern unsigned char BinEnetAddr[], BinIpAddr[]; +extern unsigned char AllZeroAddr[], BroadcastAddr[]; +extern int EtherXFRAMECnt, EtherRFRAMECnt, EtherIPERRCnt, EtherUDPERRCnt; + +extern int getAddresses(void); +extern int IpToBin(char *,unsigned char *); +extern int EtherToBin(char *,unsigned char *); extern char *extGetIpAdd(void), *extGetEtherAdd(void); -extern char *IpToString(unsigned long, char *); -extern char *EtherToString(unsigned char *,char *); -extern unsigned short ipId(void); -extern unsigned char *ArpEther(unsigned char *,unsigned char *,int); -extern unsigned char *getXmitBuffer(void); -extern unsigned char *EtherFromCache(unsigned char *); -extern void ipChksum(struct ip *), udpChksum(struct ip *); -extern void tcpChksum(struct ip *); +extern char *IpToString(unsigned long, char *); +extern char *EtherToString(unsigned char *,char *); +extern unsigned short ipId(void); +extern unsigned char *ArpEther(unsigned char *,unsigned char *,int); +extern unsigned char *getXmitBuffer(void); +extern unsigned char *EtherFromCache(unsigned char *); +extern void ipChksum(struct ip *), udpChksum(struct ip *); +extern void tcpChksum(struct ip *); #if INCLUDE_ETHERVERBOSE -extern void printPkt(struct ether_header *,int,int); +extern void printPkt(struct ether_header *,int,int); #else #define printPkt(a,b,c) #endif -extern void DhcpBootpDone(int, struct dhcphdr *,int); -extern void DhcpVendorSpecific(struct dhcphdr *); -extern int sendBuffer(int); -extern struct ether_header *EtherCopy(struct ether_header *); -extern int ValidDHCPOffer(struct dhcphdr *); -extern int buildDhcpHdr(struct dhcphdr *); -extern int printDhcpVSopt(int,int,char *); -extern int RetransmitDelay(int); -extern int tftpGet(unsigned long,char *,char *,char *,char *,char *,char *); -extern void printDhcp(struct Udphdr *); -extern int printIp(struct ip*); -extern int printUdp(struct Udphdr *,char *); -extern int printIgmp(struct Igmphdr *,char *); -extern void processPACKET(struct ether_header *,unsigned short); -extern void processTCP(struct ether_header *,unsigned short); -extern int processTFTP(struct ether_header *,unsigned short); -extern int processICMP(struct ether_header *,unsigned short); -extern char *processARP(struct ether_header *,unsigned short); -extern int processDHCP(struct ether_header *,unsigned short); -extern int processRARP(struct ether_header *,unsigned short); -extern int processGDB(struct ether_header *,unsigned short); -extern int processDNS(struct ether_header *,unsigned short); -extern int processMCASTDNS(struct ether_header *,unsigned short); -extern int SendICMPUnreachable(struct ether_header *,unsigned char); -extern void enresetmmu(void), enreset(void); -extern void ShowEtherdevStats(void), ShowTftpStats(void), ShowDhcpStats(void); -extern void enablePromiscuousReception(void); -extern void disablePromiscuousReception(void); -extern int enselftest(int), polletherdev(void), EtherdevStartup(int); -extern void DisableEtherdev(void); -extern void tftpStateCheck(void), dhcpStateCheck(void); -extern int DhcpIPCheck(char *); -extern void dhcpDisable(void); -extern void tftpInit(void); -extern void disableBroadcastReception(void); -extern void enableBroadcastReception(void); -extern void sendGratuitousArp(void); +extern void DhcpBootpDone(int, struct dhcphdr *,int); +extern void DhcpVendorSpecific(struct dhcphdr *); +extern int sendBuffer(int); +extern struct ether_header *EtherCopy(struct ether_header *); +extern int ValidDHCPOffer(struct dhcphdr *); +extern int buildDhcpHdr(struct dhcphdr *); +extern int printDhcpVSopt(int,int,char *); +extern int RetransmitDelay(int); +extern int tftpGet(unsigned long,char *,char *,char *,char *,char *,char *); +extern void printDhcp(struct Udphdr *); +extern int printIp(struct ip *); +extern int printUdp(struct Udphdr *,char *); +extern int printIgmp(struct Igmphdr *,char *); +extern void processPACKET(struct ether_header *,unsigned short); +extern void processTCP(struct ether_header *,unsigned short); +extern int processTFTP(struct ether_header *,unsigned short); +extern int processICMP(struct ether_header *,unsigned short); +extern char *processARP(struct ether_header *,unsigned short); +extern int processDHCP(struct ether_header *,unsigned short); +extern int processRARP(struct ether_header *,unsigned short); +extern int processGDB(struct ether_header *,unsigned short); +extern int processDNS(struct ether_header *,unsigned short); +extern int processMCASTDNS(struct ether_header *,unsigned short); +extern int SendICMPUnreachable(struct ether_header *,unsigned char); +extern void enresetmmu(void), enreset(void); +extern void ShowEtherdevStats(void), ShowTftpStats(void), ShowDhcpStats(void); +extern void enablePromiscuousReception(void); +extern void disablePromiscuousReception(void); +extern int enselftest(int), polletherdev(void), EtherdevStartup(int); +extern void DisableEtherdev(void); +extern void tftpStateCheck(void), dhcpStateCheck(void); +extern int DhcpIPCheck(char *); +extern void dhcpDisable(void); +extern void tftpInit(void); +extern void disableBroadcastReception(void); +extern void enableBroadcastReception(void); +extern void sendGratuitousArp(void); extern unsigned long getHostAddr(char *); extern int dnsCacheDelName(char *); @@ -691,24 +691,24 @@ extern int dnsCacheDelAddr(unsigned long); extern short DnsPort; #if INCLUDE_ETHERNET -extern int pollethernet(void); -extern int EthernetStartup(int,int); +extern int pollethernet(void); +extern int EthernetStartup(int,int); #else #define pollethernet() #define EthernetStartup(a,b) #endif #if INCLUDE_MONCMD -extern int SendIPMonChar(unsigned char,int); +extern int SendIPMonChar(unsigned char,int); #else #define SendIPMonChar(a,b) #endif -extern int DisableEthernet(void); -extern void storeMac(int); -extern void GetBinNetMask(unsigned char *binnetmask); -extern int monSendEnetPkt(char *pkt, int cnt); -extern int monRecvEnetPkt(char *pkt, int cnt); -extern void AppPrintPkt(char *buf, int size, int incoming); +extern int DisableEthernet(void); +extern void storeMac(int); +extern void GetBinNetMask(unsigned char *binnetmask); +extern int monSendEnetPkt(char *pkt, int cnt); +extern int monRecvEnetPkt(char *pkt, int cnt); +extern void AppPrintPkt(char *buf, int size, int incoming); #endif |