## diffname port/ipdat.h 1991/0424
## diff -e /dev/null /n/bootesdump/1991/0424/sys/src/9/port/ipdat.h
0a
typedef struct Ipconv Ipconv;
typedef struct Ipifc Ipifc;
typedef struct Fragq Fragq;
typedef struct Ipfrag Ipfrag;
typedef ulong Ipaddr;
typedef struct Arpcache Arpcache;
typedef ushort Port;
typedef struct Udphdr Udphdr;
typedef struct Etherhdr Etherhdr;
typedef struct Reseq Reseq;
typedef struct Tcp Tcp;
typedef struct Tcpctl Tcpctl;
typedef struct Tcphdr Tcphdr;
typedef struct Timer Timer;
struct Etherhdr {
#define ETHER_HDR 14
uchar d[6];
uchar s[6];
uchar type[2];
/* Now we have the ip fields */
#define ETHER_IPHDR 20
uchar vihl; /* Version and header length */
uchar tos; /* Type of service */
uchar length[2]; /* packet length */
uchar id[2]; /* Identification */
uchar frag[2]; /* Fragment information */
uchar ttl; /* Time to live */
uchar proto; /* Protocol */
uchar cksum[2]; /* Header checksum */
uchar src[4]; /* Ip source */
uchar dst[4]; /* Ip destination */
};
/* Ethernet packet types */
#define ET_IP 0x0800
/* A userlevel data gram */
struct Udphdr {
#define UDP_EHSIZE 22
uchar d[6]; /* Ethernet destination */
uchar s[6]; /* Ethernet source */
uchar type[2]; /* Ethernet packet type */
uchar vihl; /* Version and header length */
uchar tos; /* Type of service */
uchar length[2]; /* packet length */
uchar id[2]; /* Identification */
uchar frag[2]; /* Fragment information */
/* Udp pseudo ip really starts here */
#define UDP_PHDRSIZE 12
#define UDP_HDRSIZE 20
uchar Unused;
uchar udpproto; /* Protocol */
uchar udpplen[2]; /* Header plus data length */
uchar udpsrc[4]; /* Ip source */
uchar udpdst[4]; /* Ip destination */
uchar udpsport[2]; /* Source port */
uchar udpdport[2]; /* Destination port */
uchar udplen[2]; /* data length */
uchar udpcksum[2]; /* Checksum */
};
#define TCP_PKT (TCP_EHSIZE+TCP_IPLEN+TCP_PHDRSIZE)
struct Tcphdr {
#define TCP_EHSIZE 14
uchar d[6]; /* Ethernet destination */
uchar s[6]; /* Ethernet source */
uchar type[2]; /* Ethernet packet type */
#define TCP_IPLEN 8
uchar vihl; /* Version and header length */
uchar tos; /* Type of service */
uchar length[2]; /* packet length */
uchar id[2]; /* Identification */
uchar frag[2]; /* Fragment information */
#define TCP_PHDRSIZE 12
uchar Unused;
uchar proto;
uchar tcplen[2];
uchar tcpsrc[4];
uchar tcpdst[4];
#define TCP_HDRSIZE 20
uchar tcpsport[2];
uchar tcpdport[2];
uchar tcpseq[4];
uchar tcpack[4];
uchar tcpflag[2];
uchar tcpwin[2];
uchar tcpcksum[2];
uchar tcpurg[2];
/* Options segment */
uchar tcpopt[2];
uchar tcpmss[2];
};
struct Timer {
Timer *next;
Timer *prev;
int state;
int start;
int count;
void (*func)(void*);
void *arg;
};
struct Tcpctl {
QLock;
uchar state; /* Connection state */
uchar type; /* Listening or active connection */
uchar code; /* Icmp code */
struct {
int una; /* Unacked data pointer */
int nxt; /* Next sequence expected */
int ptr; /* Data pointer */
ushort wnd; /* Tcp send window */
int up; /* Urgent data pointer */
int wl1;
int wl2;
} snd;
int iss;
ushort cwind;
ushort ssthresh;
int resent;
struct {
int nxt;
ushort wnd;
int up;
} rcv;
int irs;
ushort mss;
int rerecv;
ushort window;
int max_snd;
int last_ack;
char backoff;
char flags;
char tos;
Block *rcvq;
ushort rcvcnt;
Block *rcvoobq;
ushort rcvoobcnt;
Block *sndq; /* List of data going out */
ushort sndcnt; /* Amount of data in send queue */
Block *sndoobq; /* List of blocks going oob */
ushort sndoobcnt; /* Size of out of band queue */
ushort oobmark; /* Out of band sequence mark */
char oobflags; /* Out of band data flags */
Reseq *reseq; /* Resequencing queue */
Timer timer;
Timer acktimer; /* Acknoledge timer */
Timer rtt_timer; /* Round trip timer */
int rttseq; /* Round trip sequence */
int srtt; /* Shortened round trip */
int mdev; /* Mean deviation of round trip */
};
struct Tcp {
Port source;
Port dest;
int seq;
int ack;
char flags;
ushort wnd;
ushort up;
ushort mss;
};
struct Reseq {
Reseq *next;
Tcp seg;
Block *bp;
ushort length;
char tos;
};
/* An ip interface used for UDP/TCP/ARP/ICMP */
struct Ipconv {
QLock; /* Ref count lock */
int ref;
Qinfo *stproto; /* Stream protocol for this device */
Ipaddr dst; /* Destination from connect */
Port psrc; /* Source port */
Port pdst; /* Destination port */
uchar ptype; /* Source port type */
Ipifc *ipinterface; /* Ip protocol interface */
Queue *readq; /* Pointer to upstream read q */
QLock listenq; /* List of people waiting incoming cons */
Rendez listenr; /* Some where to sleep while waiting */
Ipconv *listen;
char err; /* Async protocol error */
int backlog; /* Maximum number of waiting connections */
int curlog; /* Number of waiting connections */
int contype;
Tcpctl tcpctl; /* Tcp control block */
};
#define MAX_TIME 100000000 /* Forever */
#define TCP_ACK 200 /* Timed ack sequence every 200ms */
#define URG 0x20
#define ACK 0x10
#define PSH 0x08
#define RST 0x04
#define SYN 0x02
#define FIN 0x01
#define EOL_KIND 0
#define NOOP_KIND 1
#define MSS_KIND 2
#define MSS_LENGTH 4
#define MSL2 10
#define MSPTICK 200
#define DEF_MSS 1024
#define DEF_RTT 1000
#define TCPOOB_HADDATA 1
#define TCPOOB_HAVEDATA 2
#define TCP_PASSIVE 0
#define TCP_ACTIVE 1
#define MAXBACKOFF 5
#define FORCE 1
#define CLONE 2
#define RETRAN 4
#define ACTIVE 8
#define SYNACK 16
#define AGAIN 8
#define DGAIN 4
#define TIMER_STOP 0
#define TIMER_RUN 1
#define TIMER_EXPIRE 2
#define set_timer(t,x) (((t)->start) = (x)/MSPTICK)
#define dur_timer(t) ((t)->start)
#define read_timer(t) ((t)->count)
#define run_timer(t) ((t)->state == TIMER_RUN)
enum {
CLOSED = 0,
LISTEN,
SYN_SENT,
SYN_RECEIVED,
ESTABLISHED,
FINWAIT1,
FINWAIT2,
CLOSE_WAIT,
CLOSING,
LAST_ACK,
TIME_WAIT
};
/*
* Ip interface structure. We have one for each active protocol driver
*/
struct Ipifc {
QLock;
int ref;
uchar protocol; /* Ip header protocol number */
char name[NAMELEN]; /* Protocol name */
void (*iprcv) (Ipconv *, Block *); /* Receive demultiplexor */
Ipconv *connections; /* Connection list */
int maxmtu; /* Maximum transfer unit */
int minmtu; /* Minumum tranfer unit */
int hsize; /* Media header size */
Lock;
};
struct Fragq {
QLock;
Block *blist;
Fragq *next;
Ipaddr src;
Ipaddr dst;
ushort id;
};
struct Ipfrag {
ushort foff;
ushort flen;
};
struct Arpcache {
uchar status; /* Entry status */
uchar type; /* Entry type */
Ipaddr ip; /* Host byte order */
uchar eip[4]; /* Network byte order */
uchar et[6]; /* Ethernet address for this ip */
int age; /* Entry timeout */
Arpcache *hash;
Arpcache **hashhd;
Arpcache *frwd;
Arpcache *prev;
};
#define ARP_FREE 0
#define ARP_OK 1
#define ARP_ASKED 2
#define ARP_TEMP 0
#define ARP_PERM 1
#define Arphashsize 32
#define ARPHASH(p) arphash[((p[2]^p[3])%Arphashsize)]
#define ARP_WAITMS 2500 /* Wait for arp replys */
#define IP_VER 0x40 /* Using IP version 4 */
#define IP_HLEN 0x05 /* Header length in characters */
#define IP_DF 0x4000 /* Don't fragment */
#define IP_MF 0x2000 /* More fragments */
#define ICMP_ECHOREPLY 0 /* Echo Reply */
#define ICMP_UNREACH 3 /* Destination Unreachable */
#define ICMP_SOURCEQUENCH 4 /* Source Quench */
#define ICMP_REDIRECT 5 /* Redirect */
#define ICMP_ECHO 8 /* Echo Request */
#define ICMP_TIMXCEED 11 /* Time-to-live Exceeded */
#define ICMP_PARAMPROB 12 /* Parameter Problem */
#define ICMP_TSTAMP 13 /* Timestamp */
#define ICMP_TSTAMPREPLY 14 /* Timestamp Reply */
#define ICMP_IREQ 15 /* Information Request */
#define ICMP_IREQREPLY 16 /* Information Reply */
/* Sizes */
#define IP_MAX 8192 /* Maximum Internet packet size */
#define UDP_MAX (IP_MAX-ETHER_IPHDR) /* Maximum UDP datagram size */
#define UDP_DATMAX (UDP_MAX-UDP_HDRSIZE) /* Maximum amount of udp data */
/* Protocol numbers */
#define IP_UDPPROTO 17
#define IP_TCPPROTO 6
/* Protocol port numbers */
#define PORTALLOC 5000 /* First automatic allocated port */
#define PRIVPORTALLOC 600 /* First priveleged port allocated */
#define PORTMAX 30000 /* Last port to allocte */
/* Stuff to go in funs.h someday */
Ipifc *newipifc(uchar, void (*)(Ipconv *, Block*), Ipconv *, int, int, int, char*);
void closeipifc(Ipifc*);
ushort ip_csum(uchar*);
int arp_lookup(uchar*, uchar*);
Ipaddr ipparse(char*);
void hnputs(uchar*, ushort);
void hnputl(uchar*, ulong);
ulong nhgetl(uchar*);
ushort nhgets(uchar*);
ushort ptcl_csum(Block*bp, int, int);
void ppkt(Block*);
void udprcvmsg(Ipconv *, Block*);
Block *btrim(Block*, int, int);
Block *ip_reassemble(int, Block*, Etherhdr*);
Ipconv *portused(Ipconv *, Port);
Port nextport(Ipconv *, Port);
void arp_enter(Arpentry*, int);
void arp_flush(void);
int arp_delete(char*);
void arplinkhead(Arpcache*);
Fragq *ipfragallo(void);
void ipfragfree(Fragq*);
void iproute(uchar*, uchar*);
void initfrag(int);
Block *copyb(Block*, int);
int ntohtcp(Tcp*, Block**);
void reset(Ipaddr, Ipaddr, char, ushort, Tcp*);
void proc_syn(Ipconv*, char, Tcp*);
void send_syn(Tcpctl*);
void tcp_output(Ipconv*);
int seq_within(int, int, int);
void update(Ipconv *, Tcp *);
int trim(Tcpctl *, Tcp *, Block **, ushort *);
void add_reseq(Tcpctl *, char, Tcp *, Block *, ushort);
void close_self(Ipconv *, int);
int seq_gt(int, int);
void appendb(Block **, Block *);
Ipconv *ip_conn(Ipconv *, Port, Port, Ipaddr dest, char proto);
void ipmkdir(Qinfo *, Dirtab *, Ipconv *);
int inb_window(Tcpctl *, int);
Block *htontcp(Tcp *, Block *, Tcphdr *);
void start_timer(Timer *);
void stop_timer(Timer *);
int copyupb(Block **, uchar *, int);
void init_tcpctl(Ipconv *);
void close_self(Ipconv *, int);
int iss(void);
int seq_within(int, int, int);
int seq_lt(int, int);
int seq_le(int, int);
int seq_gt(int, int);
int seq_ge(int, int);
void setstate(Ipconv *, char);
void tcpackproc(void*);
Block *htontcp(Tcp *, Block *, Tcphdr *);
int ntohtcp(Tcp *, Block **);
void extract_oob(Block **, Block **, Tcp *);
void get_reseq(Tcpctl *, char *, Tcp *, Block **, ushort *);
void state_upcall(Ipconv*, char oldstate, char newstate);
int backoff(int);
int dupb(Block **, Block *, int, int);
void tcp_input(Ipconv *, Block *);
void tcprcvwin(Ipconv *);
void open_tcp(Ipconv *, int, ushort, char);
void tcpflow(void*);
void tcp_timeout(void *);
void tcp_acktimer(void *);
Ipconv *ipclonecon(Chan *);
void iplisten(Chan *, Ipconv *, Ipconv *);
#define fmtaddr(xx) (xx>>24)&0xff,(xx>>16)&0xff,(xx>>8)&0xff,xx&0xff
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#define MAX(a, b) ((a) > (b) ? (a) : (b))
#define BLKIP(xp) ((Etherhdr *)((xp)->rptr))
#define BLKFRAG(xp) ((Ipfrag *)((xp)->rptr))
#define PREC(x) ((x)>>5 & 7)
#define WORKBUF 64
extern Ipaddr Myip;
extern Ipaddr Mymask;
extern Ipaddr classmask[4];
extern Ipconv *ipconv[];
extern char *tcpstate[];
extern Rendez tcpflowr;
extern Qinfo tcpinfo;
extern Qinfo ipinfo;
extern Qinfo udpinfo;
.
## diffname port/ipdat.h 1991/0705
## diff -e /n/bootesdump/1991/0424/sys/src/9/port/ipdat.h /n/bootesdump/1991/0705/sys/src/9/port/ipdat.h
250a
#define Nreseq 64
.
## diffname port/ipdat.h 1991/1012
## diff -e /n/bootesdump/1991/0705/sys/src/9/port/ipdat.h /n/bootesdump/1991/1012/sys/src/9/port/ipdat.h
442a
extern Qinfo ilinfo;
.
347a
#define IP_ILPROTO 190 /* I have no idea */
.
343a
#define IL_DATMAX (IP_MAX-IL_HDRSIZE) /* Maximum IL data in one ip packet */
.
313a
.
302c
struct Arpcache
{
.
300c
};
.
297c
struct Ipfrag
{
.
295c
};
.
288c
struct Fragq
{
.
275c
struct Ipifc
{
.
270c
};
.
258c
enum
{
.
210c
union {
Tcpctl tcpctl; /* Tcp control block */
Ilcb ilctl; /* Il control block */
};
.
189c
struct Ipconv
{
.
186c
};
.
180c
struct Reseq
{
.
178c
};
.
169c
struct Tcp
{
.
113c
struct Tcpctl
{
.
111c
};
.
103c
struct Timer
{
.
99c
};
.
67c
struct Tcphdr
{
.
64a
struct Ilhdr
{
#define IL_EHSIZE 22
uchar d[6]; /* Ethernet destination */
uchar s[6]; /* Ethernet source */
uchar type[2]; /* Ethernet packet type */
uchar vihl; /* Version and header length */
uchar tos; /* Type of service */
uchar length[2]; /* packet length */
uchar id[2]; /* Identification */
uchar frag[2]; /* Fragment information */
#define IL_HDRSIZE 16
uchar ilsum[2]; /* Checksum including header */
uchar illen[2]; /* Packet length */
uchar iltype; /* Packet type */
uchar ilspec; /* Special */
uchar ilsrc[2]; /* Src port */
uchar ildst[2]; /* Dst port */
uchar ilid[4]; /* Sequence id */
uchar ilack[4]; /* Acked sequence */
};
struct Ilcb
{
int state;
Block *unacked;
Block *unackedtail;
Block *outoforder;
Block *outofordertail;
ulong sent;
ulong recvd;
ulong lastack;
};
enum
{
Ilsync,
Ildata,
Ildataquery,
Ilack,
Ilquerey,
Ilstate,
};
.
40c
struct Udphdr
{
.
16c
struct Etherhdr
{
.
14a
typedef struct Ilhdr Ilhdr;
typedef struct Ilcb Ilcb;
.
## diffname port/ipdat.h 1991/1013
## diff -e /n/bootesdump/1991/1012/sys/src/9/port/ipdat.h /n/bootesdump/1991/1013/sys/src/9/port/ipdat.h
110a
Ilreset,
.
## diffname port/ipdat.h 1991/1014
## diff -e /n/bootesdump/1991/1013/sys/src/9/port/ipdat.h /n/bootesdump/1991/1014/sys/src/9/port/ipdat.h
484c
void tcpstart(Ipconv *, int, ushort, char);
.
294a
#define IL_PASSIVE 0
#define IL_ACTIVE 1
.
113a
enum /* Connection state */
{
Ilclosed,
Ilsyncer,
Ilsyncee,
Ilestablished,
Illistening,
Ilclosing,
};
.
103c
enum /* Packet types */
.
100a
int window;
.
91c
struct Ilcb /* Control block */
.
79a
uchar ttl; /* Time to live */
uchar proto; /* Protocol */
uchar cksum[2]; /* Header checksum */
uchar src[4]; /* Ip source */
uchar dst[4]; /* Ip destination */
.
71c
#define IL_EHSIZE 34
.
## diffname port/ipdat.h 1991/1015
## diff -e /n/bootesdump/1991/1014/sys/src/9/port/ipdat.h /n/bootesdump/1991/1015/sys/src/9/port/ipdat.h
522a
extern char *ilstate[];
.
502a
void ilstart(Ipconv *, int, int);
.
## diffname port/ipdat.h 1991/1019
## diff -e /n/bootesdump/1991/1015/sys/src/9/port/ipdat.h /n/bootesdump/1991/1019/sys/src/9/port/ipdat.h
529a
extern Queue *Ipoutput;
.
97a
Lock;
.
85c
#define IL_HDRSIZE 18
.
## diffname port/ipdat.h 1991/1023
## diff -e /n/bootesdump/1991/1019/sys/src/9/port/ipdat.h /n/bootesdump/1991/1023/sys/src/9/port/ipdat.h
478a
Ipconv *ipincoming(Ipconv*);
.
281c
int newcon; /* Flags that this is the start of a connection */
.
276d
273d
270d
266d
## diffname port/ipdat.h 1991/1024
## diff -e /n/bootesdump/1991/1023/sys/src/9/port/ipdat.h /n/bootesdump/1991/1024/sys/src/9/port/ipdat.h
267a
char ptype; /* Port type */
.
74a
.
48a
.
## diffname port/ipdat.h 1991/1025
## diff -e /n/bootesdump/1991/1024/sys/src/9/port/ipdat.h /n/bootesdump/1991/1025/sys/src/9/port/ipdat.h
510a
void iloutoforder(Ipconv*, Ilhdr*, Block*);
.
105d
## diffname port/ipdat.h 1991/1026
## diff -e /n/bootesdump/1991/1025/sys/src/9/port/ipdat.h /n/bootesdump/1991/1026/sys/src/9/port/ipdat.h
106a
ulong start;
.
## diffname port/ipdat.h 1991/1027
## diff -e /n/bootesdump/1991/1026/sys/src/9/port/ipdat.h /n/bootesdump/1991/1027/sys/src/9/port/ipdat.h
511a
void arpsendpkt(uchar*, uchar*, Queue*, Block*);
.
456,458c
void arpenter(Arpentry*, int);
void arpflush(void);
int arpdelete(char*);
void pusharpq(void);
.
## diffname port/ipdat.h 1991/1028
## diff -e /n/bootesdump/1991/1027/sys/src/9/port/ipdat.h /n/bootesdump/1991/1028/sys/src/9/port/ipdat.h
382,404d
6d
## diffname port/ipdat.h 1991/1029
## diff -e /n/bootesdump/1991/1028/sys/src/9/port/ipdat.h /n/bootesdump/1991/1029/sys/src/9/port/ipdat.h
510a
extern Qinfo arpinfo;
.
489d
432,436d
## diffname port/ipdat.h 1991/1101
## diff -e /n/bootesdump/1991/1029/sys/src/9/port/ipdat.h /n/bootesdump/1991/1101/sys/src/9/port/ipdat.h
119c
Ilclose,
.
## diffname port/ipdat.h 1991/1102
## diff -e /n/bootesdump/1991/1101/sys/src/9/port/ipdat.h /n/bootesdump/1991/1102/sys/src/9/port/ipdat.h
107a
int timeout;
.
## diffname port/ipdat.h 1991/1104
## diff -e /n/bootesdump/1991/1102/sys/src/9/port/ipdat.h /n/bootesdump/1991/1104/sys/src/9/port/ipdat.h
270d
261c
/* An ip interface used for UDP/TCP/IL */
.
## diffname port/ipdat.h 1991/1106
## diff -e /n/bootesdump/1991/1104/sys/src/9/port/ipdat.h /n/bootesdump/1991/1106/sys/src/9/port/ipdat.h
106a
ulong rstart;
.
## diffname port/ipdat.h 1991/1107
## diff -e /n/bootesdump/1991/1106/sys/src/9/port/ipdat.h /n/bootesdump/1991/1107/sys/src/9/port/ipdat.h
104c
ulong next;
.
## diffname port/ipdat.h 1991/1114
## diff -e /n/bootesdump/1991/1107/sys/src/9/port/ipdat.h /n/bootesdump/1991/1114/sys/src/9/port/ipdat.h
484a
void iplocalfill(Chan*, char*, int);
void ipremotefill(Chan*, char*, int);
void ipstatusfill(Chan*, char*, int);
.
482,483c
int ipclonecon(Chan *);
int iplisten(Chan *);
.
363a
Network net;
.
## diffname port/ipdat.h 1991/1115
## diff -e /n/bootesdump/1991/1114/sys/src/9/port/ipdat.h /n/bootesdump/1991/1115/sys/src/9/port/ipdat.h
453c
Ipconv *ipincoming(Ipconv*, Ipconv*);
.
266a
int index;
.
## diffname port/ipdat.h 1991/1121
## diff -e /n/bootesdump/1991/1115/sys/src/9/port/ipdat.h /n/bootesdump/1991/1121/sys/src/9/port/ipdat.h
439d
## diffname port/ipdat.h 1991/1124
## diff -e /n/bootesdump/1991/1121/sys/src/9/port/ipdat.h /n/bootesdump/1991/1124/sys/src/9/port/ipdat.h
403c
#define IP_MAX (32*1024) /* Maximum Internet packet size */
.
104,110c
int oblks; /* Number of blocks in queue */
ulong next; /* Id of next to send */
ulong recvd; /* Last packet received */
ulong start; /* Local start id */
ulong rstart; /* Remote start id */
int timeout; /* Time out counter */
int slowtime; /* Slow time counter */
int fasttime; /* Retransmission timer */
int acktime; /* Acknowledge timer */
int rtt; /* Average round trip time */
ulong rttack; /* The ack we are waiting for */
ulong ackms; /* Time we issued */
int window; /* Maximum receive window */
.
102a
QLock outo; /* Out of order packet queue */
.
99,100c
int state; /* Connection state */
QLock ackq; /* Unacknowledged queue */
.
## diffname port/ipdat.h 1991/1126
## diff -e /n/bootesdump/1991/1124/sys/src/9/port/ipdat.h /n/bootesdump/1991/1126/sys/src/9/port/ipdat.h
501a
int ipforme(uchar*);
.
463d
378d
281a
Network *net; /* user level network interface */
.
240,244d
234,236d
## diffname port/ipdat.h 1991/1204
## diff -e /n/bootesdump/1991/1126/sys/src/9/port/ipdat.h /n/bootesdump/1991/1204/sys/src/9/port/ipdat.h
312c
#define DEF_MSS 512
.
## diffname port/ipdat.h 1991/1205
## diff -e /n/bootesdump/1991/1204/sys/src/9/port/ipdat.h /n/bootesdump/1991/1205/sys/src/9/port/ipdat.h
314,315d
312c
#define DEF_MSS 1024
.
## diffname port/ipdat.h 1991/1216
## diff -e /n/bootesdump/1991/1205/sys/src/9/port/ipdat.h /n/bootesdump/1991/1216/sys/src/9/port/ipdat.h
379a
ulong age;
.
## diffname port/ipdat.h 1991/12171
## diff -e /n/bootesdump/1991/1216/sys/src/9/port/ipdat.h /n/bootesdump/1991/12171/sys/src/9/port/ipdat.h
342,352c
Closed = 0,
Listen,
Syn_sent,
Syn_received,
Established,
Finwait1,
Finwait2,
Close_wait,
Closing,
Last_ack,
Time_wait
.
340c
enum /* Tcp connection states */
.
## diffname port/ipdat.h 1992/0103
## diff -e /n/bootesdump/1991/12171/sys/src/9/port/ipdat.h /n/bootesdump/1992/0103/sys/src/9/port/ipdat.h
108a
Lock nxl;
.
## diffname port/ipdat.h 1992/0105
## diff -e /n/bootesdump/1992/0103/sys/src/9/port/ipdat.h /n/bootesdump/1992/0105/sys/src/9/port/ipdat.h
107d
## diffname port/ipdat.h 1992/0107
## diff -e /n/bootesdump/1992/0105/sys/src/9/port/ipdat.h /n/bootesdump/1992/0107/sys/src/9/port/ipdat.h
440c
void ipfragfree(Fragq*, int);
.
## diffname port/ipdat.h 1992/0111
## diff -e /n/bootesdump/1992/0107/sys/src/9/port/ipdat.h /n/bootesdump/1992/0111/sys/src/9/port/ipdat.h
463d
452c
void close_self(Ipconv *, char []);
.
284c
char *err; /* Async protocol error */
.
## diffname port/ipdat.h 1992/0128
## diff -e /n/bootesdump/1992/0111/sys/src/9/port/ipdat.h /n/bootesdump/1992/0128/sys/src/9/port/ipdat.h
438c
Port nextport(Ipconv *, int);
.
244a
struct Tcpctl
{
QLock;
struct Tctl;
};
.
199d
197c
struct Tctl
.
## diffname port/ipdat.h 1992/0130
## diff -e /n/bootesdump/1992/0128/sys/src/9/port/ipdat.h /n/bootesdump/1992/0130/sys/src/9/port/ipdat.h
501c
#define BLKFRAG(xp) ((Ipfrag *)((xp)->base))
.
## diffname port/ipdat.h 1992/0213
## diff -e /n/bootesdump/1992/0130/sys/src/9/port/ipdat.h /n/bootesdump/1992/0213/sys/src/9/port/ipdat.h
518a
/* offsets into Myip */
enum {
Myself= 0,
Mybcast= 1,
Mynet= 3,
Mysubnet= 5,
};
.
506c
extern Ipaddr Myip[4];
.
## diffname port/ipdat.h 1992/0214
## diff -e /n/bootesdump/1992/0213/sys/src/9/port/ipdat.h /n/bootesdump/1992/0214/sys/src/9/port/ipdat.h
506c
extern Ipaddr Myip[7];
.
495a
void ipsetaddrs(void);
.
## diffname port/ipdat.h 1992/0301
## diff -e /n/bootesdump/1992/0214/sys/src/9/port/ipdat.h /n/bootesdump/1992/0301/sys/src/9/port/ipdat.h
117a
int querytime; /* Query timer */
int deathtime; /* Time to kill connection */
.
## diffname port/ipdat.h 1992/0303
## diff -e /n/bootesdump/1992/0301/sys/src/9/port/ipdat.h /n/bootesdump/1992/0303/sys/src/9/port/ipdat.h
249a
Rendez syner;
.
100a
Rendez syncer; /* where syncer waits for a connect */
.
## diffname port/ipdat.h 1992/0304
## diff -e /n/bootesdump/1992/0303/sys/src/9/port/ipdat.h /n/bootesdump/1992/0304/sys/src/9/port/ipdat.h
513a
extern Ipaddr Mynetmask;
.
## diffname port/ipdat.h 1992/0307
## diff -e /n/bootesdump/1992/0304/sys/src/9/port/ipdat.h /n/bootesdump/1992/0307/sys/src/9/port/ipdat.h
377a
ulong chkerrs; /* checksum errors */
ulong tx;
ulong rx;
.
## diffname port/ipdat.h 1992/0310
## diff -e /n/bootesdump/1992/0307/sys/src/9/port/ipdat.h /n/bootesdump/1992/0310/sys/src/9/port/ipdat.h
379,380d
345,346d
247a
.
## diffname port/ipdat.h 1992/0313
## diff -e /n/bootesdump/1992/0310/sys/src/9/port/ipdat.h /n/bootesdump/1992/0313/sys/src/9/port/ipdat.h
528c
enum
{
.
501a
int ipconbusy(Ipconv*);
.
## diffname port/ipdat.h 1992/0320
## diff -e /n/bootesdump/1992/0313/sys/src/9/port/ipdat.h /n/bootesdump/1992/0320/sys/src/9/port/ipdat.h
321c
#define MSPTICK 100
.
## diffname port/ipdat.h 1992/0321
## diff -e /n/bootesdump/1992/0320/sys/src/9/port/ipdat.h /n/bootesdump/1992/0321/sys/src/9/port/ipdat.h
238c
ulong sndcnt; /* Amount of data in send queue */
.
235c
ulong rcvcnt;
.
## diffname port/ipdat.h 1992/0325
## diff -e /n/bootesdump/1992/0321/sys/src/9/port/ipdat.h /n/bootesdump/1992/0325/sys/src/9/port/ipdat.h
472d
470c
int pullb(Block **, int);
.
431c
/* IP function declarations */
.
## diffname port/ipdat.h 1992/0414
## diff -e /n/bootesdump/1992/0325/sys/src/9/port/ipdat.h /n/bootesdump/1992/0414/sys/src/9/port/ipdat.h
297c
Ipconv *newcon; /* Flags that this is the start of a connection */
.
## diffname port/ipdat.h 1992/0416
## diff -e /n/bootesdump/1992/0414/sys/src/9/port/ipdat.h /n/bootesdump/1992/0416/sys/src/9/port/ipdat.h
501a
void tcpflushincoming(Ipconv*);
.
253a
struct Tctl;
.
252d
234c
Blist rcvq;
.
## diffname port/ipdat.h 1992/0606
## diff -e /n/bootesdump/1992/0416/sys/src/9/port/ipdat.h /n/bootesdump/1992/0606/sys/src/9/port/ipdat.h
343c
#define Nreseq 128
.
## diffname port/ipdat.h 1992/0614
## diff -e /n/bootesdump/1992/0606/sys/src/9/port/ipdat.h /n/bootesdump/1992/0614/sys/src/9/port/ipdat.h
424c
#define IP_ILPROTO 40
.
## diffname port/ipdat.h 1992/0623
## diff -e /n/bootesdump/1992/0614/sys/src/9/port/ipdat.h /n/bootesdump/1992/0623/sys/src/9/port/ipdat.h
282d
280a
Netprot; /* stat info */
.
## diffname port/ipdat.h 1992/0625
## diff -e /n/bootesdump/1992/0623/sys/src/9/port/ipdat.h /n/bootesdump/1992/0625/sys/src/9/port/ipdat.h
531,534c
Myself = 0,
Mybcast = 1,
Mynet = 3,
Mysubnet = 5,
.
511,512d
502a
void tcprcvwin(Ipconv *);
void tcpstart(Ipconv *, int, ushort, char);
int trim(Tcpctl *, Tcp *, Block **, ushort *);
void udprcvmsg(Ipconv *, Block*);
void update(Ipconv *, Tcp *);
.
491,501d
487,489c
void tcp_output(Ipconv*);
void tcp_timeout(void *);
void tcpackproc(void*);
.
484,485c
void stop_timer(Timer *);
void tcp_acktimer(void *);
.
478,482c
void start_timer(Timer *);
.
476c
int seq_le(int, int);
int seq_lt(int, int);
int seq_within(int, int, int);
int seq_within(int, int, int);
.
463,474d
456,461c
int seq_ge(int, int);
.
454a
ushort ptcl_csum(Block*bp, int, int);
int pullb(Block **, int);
void reset(Ipaddr, Ipaddr, char, ushort, Tcp*);
.
453c
Ipconv* portused(Ipconv *, Port);
void ppkt(Block*);
.
441,451c
int ntohtcp(Tcp *, Block **);
.
437,438c
void ipremotefill(Chan*, char*, int);
void iproute(uchar*, uchar*);
void ipsetaddrs(void);
void ipstatusfill(Chan*, char*, int);
Ipifc* newipifc(uchar, void (*)(Ipconv *, Block*), Ipconv *, int, int, int, char*);
Port nextport(Ipconv *, int);
.
435c
Block* ip_reassemble(int, Block*, Etherhdr*);
int ipclonecon(Chan *);
int ipconbusy(Ipconv*);
int ipforme(uchar*);
Fragq* ipfragallo(void);
void ipfragfree(Fragq*, int);
Ipconv* ipincoming(Ipconv*, Ipconv*);
int iplisten(Chan *);
void iplocalfill(Chan*, char*, int);
void ipmkdir(Qinfo *, Dirtab *, Ipconv *);
.
433a
int dupb(Block **, Block *, int, int);
void extract_oob(Block **, Block **, Tcp *);
void get_reseq(Tcpctl *, char *, Tcp *, Block **, ushort *);
void hnputl(uchar*, ulong);
void hnputs(uchar*, ushort);
Block* htontcp(Tcp *, Block *, Tcphdr *);
Block* htontcp(Tcp *, Block *, Tcphdr *);
void iloutoforder(Ipconv*, Ilhdr*, Block*);
void ilstart(Ipconv *, int, int);
int inb_window(Tcpctl *, int);
void init_tcpctl(Ipconv *);
void initfrag(int);
Ipconv* ip_conn(Ipconv *, Port, Port, Ipaddr dest, char proto);
.
426,432c
void add_reseq(Tcpctl *, char, Tcp *, Block *, ushort);
int arp_lookup(uchar*, uchar*);
int backoff(int);
Block* btrim(Block*, int, int);
void close_self(Ipconv *, char []);
.
421,424c
/* Protocol port numbers */
PORTALLOC = 5000, /* First automatic allocated port */
PRIVPORTALLOC = 600, /* First priveleged port allocated */
PORTMAX = 30000, /* Last port to allocte */
};
.
415,419c
/* Protocol numbers */
IP_UDPPROTO = 17,
IP_TCPPROTO = 6,
IP_ILPROTO = 40,
.
403,413c
/* Sizes */
IP_MAX = (32*1024), /* Maximum Internet packet size */
UDP_MAX = (IP_MAX-ETHER_IPHDR), /* Maximum UDP datagram size */
UDP_DATMAX = (UDP_MAX-UDP_HDRSIZE),/* Maximum amount of udp data */
IL_DATMAX = (IP_MAX-IL_HDRSIZE), /* Maximum IL data in one ip packet */
.
398,401c
enum {
IP_VER = 0x40, /* Using IP version 4 */
IP_HLEN = 0x05, /* Header length in characters */
IP_DF = 0x4000, /* Don't fragment */
IP_MF = 0x2000, /* More fragments */
.
350c
Closed = 0,
.
348c
enum /* Tcp connection states */
.
343,344d
339,341c
TIMER_STOP = 0,
TIMER_RUN = 1,
TIMER_EXPIRE = 2,
};
.
330,337c
MAXBACKOFF = 5,
FORCE = 1,
CLONE = 2,
RETRAN = 4,
ACTIVE = 8,
SYNACK = 16,
AGAIN = 8,
DGAIN = 4,
.
325,328c
TCP_PASSIVE = 0, /* Listen connection */
TCP_ACTIVE = 1, /* Outgoing connection */
IL_PASSIVE = 0,
IL_ACTIVE = 1,
.
319,323c
MSS_LENGTH = 4, /* Mean segment size */
MSL2 = 10,
MSPTICK = 100, /* Milliseconds per timer tick */
DEF_MSS = 1024, /* Default mean segment */
DEF_RTT = 1000, /* Default round trip */
.
315,317c
EOL_KIND = 0,
NOOP_KIND = 1,
MSS_KIND = 2,
.
308,313c
URG = 0x20, /* Data marked urgent */
ACK = 0x10, /* Aknowledge is valid */
PSH = 0x08, /* Whole data pipe is pushed */
RST = 0x04, /* Reset connection */
SYN = 0x02, /* Pkt. is synchronise */
FIN = 0x01, /* Start close down */
.
305,306c
enum {
MAX_TIME = (1<<20),/* Forever */
TCP_ACK = 200, /* Timed ack sequence every 200ms */
.
300,301c
Tcpctl tcpctl; /* Tcp control block */
Ilcb ilctl; /* Il control block */
.
294,297c
char *err; /* Async protocol error */
int backlog; /* Maximum number of waiting connections */
int curlog; /* Number of waiting connections */
Ipconv *newcon; /* This is the start of a connection */
.
289,292c
Ipifc *ipinterface; /* Ip protocol interface */
Queue *readq; /* Pointer to upstream read q */
QLock listenq; /* List of people waiting incoming cons */
Rendez listenr; /* Some where to sleep while waiting */
.
283,287c
Qinfo *stproto; /* Stream protocol for this device */
Network *net; /* user level network interface */
Ipaddr dst; /* Destination from connect */
Port psrc; /* Source port */
Port pdst; /* Destination port */
.
280,281c
QLock; /* Ref count lock */
Netprot; /* stat info */
.
242,246c
Timer acktimer; /* Acknoledge timer */
Timer rtt_timer; /* Round trip timer */
int rttseq; /* Round trip sequence */
int srtt; /* Shortened round trip */
int mdev; /* Mean deviation of round trip */
.
240c
Reseq *reseq; /* Resequencing queue */
.
237,238c
Block *sndq; /* List of data going out */
ulong sndcnt; /* Amount of data in send queue */
.
234c
Blist rcvq; /* Received data */
.
231,232c
char flags; /* State flags */
char tos; /* Type of service */
.
229c
int last_ack; /* Last acknowledege received */
.
219,223d
214a
struct {
int nxt;
ushort wnd;
int up;
} rcv;
.
207,213c
int una; /* Unacked data pointer */
int nxt; /* Next sequence expected */
int ptr; /* Data pointer */
ushort wnd; /* Tcp send window */
int up; /* Urgent data pointer */
int wl1;
int wl2;
.
141c
enum /* Connection state */
.
130c
enum /* Packet types */
.
127c
int window; /* Maximum receive window */
.
123,125c
int rtt; /* Average round trip time */
ulong rttack; /* The ack we are waiting for */
ulong ackms; /* Time we issued */
.
116,121c
int timeout; /* Time out counter */
int slowtime; /* Slow time counter */
int fasttime; /* Retransmission timer */
int acktime; /* Acknowledge timer */
int querytime; /* Query timer */
int deathtime; /* Time to kill connection */
.
111,114c
ulong next; /* Id of next to send */
ulong recvd; /* Last packet received */
ulong start; /* Local start id */
ulong rstart; /* Remote start id */
.
107c
QLock outo; /* Out of order packet queue */
.
103c
QLock ackq; /* Unacknowledged queue */
.
101c
Rendez syncer; /* where syncer waits for a connect */
.
99c
int state; /* Connection state */
.
97c
struct Ilcb /* Control block */
.
14,15c
typedef struct Udphdr Udphdr;
.
7,8d
5a
typedef struct Ipconv Ipconv;
typedef struct Ipfrag Ipfrag;
typedef struct Ipifc Ipifc;
.
4c
typedef struct Ilcb Ilcb;
typedef struct Ilhdr Ilhdr;
.
1,2c
typedef struct Etherhdr Etherhdr;
.
## diffname port/ipdat.h 1992/0626
## diff -e /n/bootesdump/1992/0625/sys/src/9/port/ipdat.h /n/bootesdump/1992/0626/sys/src/9/port/ipdat.h
504c
extern Ipifc *ipifc[];
.
490c
void udprcvmsg(Ipifc*, Block*);
.
481c
void tcp_input(Ipifc*, Block *);
.
462c
Ipconv* portused(Ipifc*, Port);
.
459a
ulong nhgetl(uchar*);
.
456,458c
Port nextport(Ipifc*, int);
.
447c
Ipconv* ipincoming(Ipifc*, Ipconv*);
.
443a
Ipconv* ipcreateconv(Ipifc*, int);
.
439c
void initipifc(Ipifc*, uchar, void (*)(Ipifc*, Block*), int, int, int, char*);
Ipconv* ip_conn(Ipifc*, Port, Port, Ipaddr dest, char proto);
.
426d
380a
.
378c
Lock;
Ipconv **conv; /* conversations */
.
371,373c
void (*iprcv) (Ipifc*, Block*); /* Receive demultiplexor */
.
369c
Network; /* user level network interface */
Ipifc *next;
int inited;
.
362a
enum
{
Nipconv= 512, /* max conversations per interface */
};
.
289c
Ipifc *ifc; /* Ip protocol interface */
.
283,284d
## diffname port/ipdat.h 1992/0627
## diff -e /n/bootesdump/1992/0626/sys/src/9/port/ipdat.h /n/bootesdump/1992/0627/sys/src/9/port/ipdat.h
363a
Udphdrsize= 6, /* size if a to/from user Udp header */
.
293a
int headers; /* include header in packet */
.
## diffname port/ipdat.h 1992/0711
## diff -e /n/bootesdump/1992/0627/sys/src/9/port/ipdat.h /n/bootesdump/1992/0711/sys/src/9/port/ipdat.h
445,446c
void initipifc(Ipifc*, uchar, void (*)(Ipifc*, Block*), int, int, int);
Ipconv* ip_conn(Ipifc*, Port, Port, Ipaddr dest);
.
## diffname port/ipdat.h 1992/0826
## diff -e /n/bootesdump/1992/0711/sys/src/9/port/ipdat.h /n/bootesdump/1992/0826/sys/src/9/port/ipdat.h
432c
void localclose(Ipconv *, char []);
.
## diffname port/ipdat.h 1992/0903
## diff -e /n/bootesdump/1992/0826/sys/src/9/port/ipdat.h /n/bootesdump/1992/0903/sys/src/9/port/ipdat.h
483,490c
void tcpsetstate(Ipconv *, char);
void tcpgo(Timer *);
void tcphalt(Timer *);
void tcpxstate(Ipconv*, char oldstate, char newstate);
void tcpacktimer(void *);
void tcpinput(Ipifc*, Block *);
void tcpoutput(Ipconv*);
void tcptimeout(void *);
.
475c
void tcpsndsyn(Tcpctl*);
.
## diffname port/ipdat.h 1992/0906
## diff -e /n/bootesdump/1992/0903/sys/src/9/port/ipdat.h /n/bootesdump/1992/0906/sys/src/9/port/ipdat.h
383d
347c
enum /* Tcp connection states */
.
345c
#define run_timer(t) ((t)->state == TimerON)
.
338,341d
325,326c
TCP_PASSIVE = 0, /* Listen connection */
TCP_ACTIVE = 1, /* Outgoing connection */
.
321,323c
MSPTICK = 100, /* Milliseconds per timer tick */
DEF_MSS = 1024, /* Default mean segment */
DEF_RTT = 1000, /* Default round trip */
.
319c
MSS_LENGTH = 4, /* Mean segment size */
.
308,313c
URG = 0x20, /* Data marked urgent */
ACK = 0x10, /* Aknowledge is valid */
PSH = 0x08, /* Whole data pipe is pushed */
RST = 0x04, /* Reset connection */
SYN = 0x02, /* Pkt. is synchronise */
FIN = 0x01, /* Start close down */
.
304,306c
enum
{
MAX_TIME = (1<<20), /* Forever */
TCP_ACK = 200, /* Timed ack sequence every 200ms */
.
299,300c
Tcpctl tcpctl; /* Tcp control block */
Ilcb ilctl; /* Il control block */
.
292,296c
char *err; /* Async protocol error */
int backlog; /* Maximum number of waiting connections */
int headers; /* include header in packet */
int curlog; /* Number of waiting connections */
Ipconv *newcon; /* This is the start of a connection */
.
287,290c
Ipifc *ifc; /* Ip protocol interface */
Queue *readq; /* Pointer to upstream read q */
QLock listenq; /* List of people waiting incoming cons */
Rendez listenr; /* Some where to sleep while waiting */
.
283,285c
Ipaddr dst; /* Destination from connect */
Port psrc; /* Source port */
Port pdst; /* Destination port */
.
280,281c
QLock; /* Ref count lock */
Netprot; /* stat info */
.
240,246c
Reseq *reseq; /* Resequencing queue */
Timer timer; /* Activity timer */
Timer acktimer; /* Acknoledge timer */
Timer rtt_timer; /* Round trip timer */
int rttseq; /* Round trip sequence */
int srtt; /* Shortened round trip */
int mdev; /* Mean deviation of round trip */
.
237,238c
Block *sndq; /* List of data going out */
ulong sndcnt; /* Amount of data in send queue */
.
234,235c
Blist rcvq; /* Received data */
ulong rcvcnt; /* Bytes queued for upstream */
.
220,232c
int iss; /* Initial sequence number */
ushort cwind; /* Congestion window */
ushort ssthresh; /* Slow start threshold */
int resent; /* Bytes just resent */
int irs; /* Initial received squence */
ushort mss; /* Mean segment size */
int rerecv; /* Overlap of data rerecevived */
ushort window; /* Recevive window */
int max_snd; /* Max send */
int last_ack; /* Last acknowledege received */
char backoff; /* Exponential backoff counter */
char flags; /* State flags */
char tos; /* Type of service */
.
216,218c
int nxt; /* Receive pointer to next byte slot */
ushort wnd; /* Receive window incoming */
int up; /* Urgent pointer */
.
207,211c
int una; /* Unacked data pointer */
int nxt; /* Next sequence expected */
int ptr; /* Data pointer */
ushort wnd; /* Tcp send window */
int up; /* Urgent data pointer */
.
203,205c
uchar state; /* Connection state */
uchar type; /* Listening or active connection */
uchar code; /* Icmp code */
.
189d
187a
enum
{
TimerOFF = 0,
TimerON = 1,
TimerDONE = 2,
};
.
41d
## diffname port/ipdat.h 1992/12051
## diff -e /n/bootesdump/1992/0906/sys/src/9/port/ipdat.h /n/bootesdump/1992/12051/sys/src/9/port/ipdat.h
424a
UNPRIVPORTALLOC = 1024, /* First unpriveleged port allocated */
.
## diffname port/ipdat.h 1992/1221
## diff -e /n/bootesdump/1992/12051/sys/src/9/port/ipdat.h /n/bootesdump/1992/1221/sys/src/9/port/ipdat.h
242a
Rendez sndr; /* process flow control */
QLock sndrlock;
int sndfull;
.
## diffname port/ipdat.h 1993/0218
## diff -e /n/bootesdump/1992/1221/sys/src/9/port/ipdat.h /n/bootesdump/1993/0218/sys/src/9/port/ipdat.h
329c
MSPTICK = 50, /* Milliseconds per timer tick */
.
314c
TCP_ACK = 50, /* Timed ack sequence in ms */
.
233c
ulong last_ack; /* Last acknowledege received */
.
220c
ulong nxt; /* Receive pointer to next byte slot */
.
## diffname port/ipdat.h 1993/0220
## diff -e /n/bootesdump/1993/0218/sys/src/9/port/ipdat.h /n/bootesdump/1993/0220/sys/src/9/port/ipdat.h
480,486c
int seq_ge(ulong, ulong);
int seq_gt(ulong, ulong);
int seq_gt(ulong, ulong);
int seq_le(ulong, ulong);
int seq_lt(ulong, ulong);
int seq_within(ulong, ulong, ulong);
int seq_within(ulong, ulong, ulong);
.
267,268c
ulong seq;
ulong ack;
.
251c
ulong rttseq; /* Round trip sequence */
.
224c
ulong iss; /* Initial sequence number */
.
222c
ulong up; /* Urgent pointer */
.
215,217c
ulong up; /* Urgent data pointer */
ulong wl1;
ulong wl2;
.
211,213c
ulong una; /* Unacked data pointer */
ulong nxt; /* Next sequence expected */
ulong ptr; /* Data pointer */
.
## diffname port/ipdat.h 1993/0501
## diff -e /n/bootesdump/1993/0220/sys/src/9/port/ipdat.h /n/fornaxdump/1993/0501/sys/src/brazil/port/ipdat.h
480,486c
int seq_ge(int, int);
int seq_gt(int, int);
int seq_gt(int, int);
int seq_le(int, int);
int seq_lt(int, int);
int seq_within(int, int, int);
int seq_within(int, int, int);
.
329c
MSPTICK = 100, /* Milliseconds per timer tick */
.
314c
TCP_ACK = 200, /* Timed ack sequence every 200ms */
.
267,268c
int seq;
int ack;
.
251c
int rttseq; /* Round trip sequence */
.
233c
int last_ack; /* Last acknowledege received */
.
224c
int iss; /* Initial sequence number */
.
222c
int up; /* Urgent pointer */
.
220c
int nxt; /* Receive pointer to next byte slot */
.
215,217c
int up; /* Urgent data pointer */
int wl1;
int wl2;
.
211,213c
int una; /* Unacked data pointer */
int nxt; /* Next sequence expected */
int ptr; /* Data pointer */
.
## diffname port/ipdat.h 1993/0804 # deleted
## diff -e /n/fornaxdump/1993/0501/sys/src/brazil/port/ipdat.h /n/fornaxdump/1993/0804/sys/src/brazil/port/ipdat.h
1,533d
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