![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to defs.h CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [CSRG BSD Unix] / 41BSD / cmd / berknet|
Return to defs.h CVS log | Up to [CSRG BSD Unix] / 41BSD / cmd / berknet |
1.1 root 1: /*
2: get all the machine dependencies, standard I/O, and the
3: configuration definitions (LOCAL machine, etc.)
4: */
5:
6: # include <stdio.h>
7:
8: # define min(a,b) (a > b ? b : a)
9: # define getremote(S) (remtable[(S)-'a'])
10:
11: /* adjustable parameters, may differ per machine */
12:
13: # define MAXBREAD 3
14: # define ATIME 20
15: # define DBV 0
16: # define BLOCKSIZE 500
17: # define SIZE 100
18: # define INITFILE "/usr/net/initfile"
19: # define NSEND 20
20: # define SAMPL 3600 /* 1 hour = 3600 */
21: # define BIGSAMPL 64800L /* 18 hours = 64800L */
22: # define LINKS 9
23: # define SUPERUSER 0
24:
25: /* adjustable parameters, must be same on all machines */
26:
27: /* MAXFILE is the file size limit. If changed on one machine
28: but not the others, files bigger than the common minimum will
29: be flushed with no guarantee of err msgs. Thus if one link
30: is to be of a different limit than the others, make sure the users
31: know this.
32: */
33: # define MAXFILE 100000L
34: # define MAXFILELARGE 500000L
35: /* the version of the protocol the network speaks */
36: # define VMAJOR 1
37: # define VMINOR 0
38: /* the time constant added to all time stamps sent around the net */
39: # define TIMEBASE 282098011L
40: /* the number of mail forwarding hops allowed before looping is detected */
41: # define MAXHOPS 30
42: /* the buffer size used in prot.c */
43: # define MAXNBUF 1024
44:
45: /* non-adjustable constants */
46:
47: /* PARMLIST = max size of variable length parm list used in protocol */
48: # define PARMLIST 2000
49: /* FNS = max length of file name string */
50: # define FNS 80
51: /* NS = length of UNIX user name*/
52: # define NS 10
53: /* returned by prot.c */
54: # define BROKENREAD -2
55: # define WRITEFAIL -3
56: # define INCR 040
57: # define MINSIZE 50
58: # define TRUE 1
59: # define FALSE 0
60:
61: /* flags for packet type (pcode) */
62: # define REQUEST 02
63: # define ACK 04
64: # define PURGE 020
65:
66: /* flags for mach type */
67: # define M_CC 2
68: # define M_INGRES 4
69: # define M_OTHER 6
70:
71: /* codes for cflag, powers of two, max (8 bits - 'a'), others may be added */
72:
73: /* F_QUIET means send back only error messages and output of programs,
74: don't send back confimation with no data */
75: /* F_NONOTIFY means don't send back anything, ever,
76: even if there are errors (used for responses, etc.) */
77:
78: # define F_QUIET 02
79: # define F_NONOTIFY 04
80:
81:
82: /*
83: at this point bring in the locally-dependent definitions.
84: this way the above parms may be altered.
85: */
86: # include "mach.h"
87: # include "Paths.h"
88: /* bring in the exit codes */
89: # include <sysexits.h>
90:
91:
92: /* structure declarations */
93: struct packet {
94: short seqno;
95: char pcode;
96: short len;
97: char chksum;
98: char data[1];
99: };
100:
101: struct packet *packptr; /* just used to get the sizeof to work */
102: # define ACKLENGTH (sizeof *packptr - 1)
103: /* these are the lengths to be read and writ if using high-speed block dev. */
104: /* must be bigger than ACKLENGTH */
105: # define SENDLEN 256
106:
107: /* the chksum is only on a per-perpacket level,
108: which is not enough.
109: There should be a checksum on the entire file as well.
110: */
111: struct dumpstruc {
112: long longtime, elaptot; /* in secs */
113: long nbytesent,nbytercv, bytetot; /* in bytes */
114: long lastndays; /* in days */
115: long braw, brawtot; /* raw bytes*/
116: int nretrans, nabnormal, nloop;
117: int ncksum,npacksent,npackrcv;
118: int nnetcp,nnetlpr,nsmail,nnetmail,nresp,nnet;
119: int npass, nsend, nsendfail;
120: };
121:
122: struct bstruct {
123: char *bname;
124: char bmach;
125: };
126: /* functions */
127:
128: char *calloc(), *crypt(), *ctime(), *getenv(), *longname();
129: char *comptime(), *getpass(), *handlesp(), *SnCurrent();
130: FILE *fopen(), *fdopen(), *popen(), *mailopen();
131: struct passwd *getpwnam(), *getpwuid(), *PwdCurrent(), *getpwent();
132: struct packet *getpacket();
133: long atol();
134:
135: /* constant variables */
136: extern char *sys_errlist[];
137: char netcmd[],senddir[], resfile[], Bsh[];
138: char machtype[], remtable[];
139: char local;
140:
141: /* variables which are modified */
142: extern errno;
143: int debugflg;
144: char remote; /* must be global, remote is not initialized*/
145:
146: /* various structure types */
147:
148: /* used to pass around info about user */
149: struct userinfo {
150: char login[NS];
151: char mpasswd[20];
152: int muid; /* combines uid and gid for FUID */
153: int mgid; /* unused for FUID */
154: int jobno; /* CC job no, 32767 if null */
155: char dir[FNS]; /* login directory */
156: char loginshell[FNS];/* login shell */
157: char localname[NS];
158: char defcmd[FNS];
159: char force; /* if true, always prompt for login and pass */
160: char nonotify; /* if true, don't send anything back */
161: char nowrite; /* if true, mail rather than write to user */
162: char quiet; /* if true, only send a response back if rc !=0
163: or if there is stdout or stderr */
164: } ;
165:
166: /* unique message - id sent with requests */
167: struct messageid {
168: char msg_mch; /* machine it is on */
169: int msg_pid; /* process id */
170: long msg_ltime; /* current time */
171: };
172:
173: /* header which describes information transferred across the link */
174: struct header {
175: char hd_mchto; /* 1-letter code for dest. machine */
176: char hd_mchfrom; /* 1-letter code for source machine */
177: char hd_snto[NS]; /* login name on mchto mach */
178: char hd_snfrom[NS]; /* login name on mchfrom mach */
179: char hd_spasswd[20]; /* password for snto */
180: char hd_code; /* request code in protocol */
181: char hd_fnonotify; /* if true, don't send anything back */
182: char hd_fquiet; /* if true, only send back if error */
183: char hd_vmajor; /* major version number */
184: char hd_vminor; /* minor version number */
185: char hd_sttyname[20]; /* tty user is on,e.g. /dev/tty0 */
186: char hd_scmdact[BUFSIZ]; /* the actual cmd the net will exec */
187: char hd_scmdvirt[BUFSIZ]; /* the cmd the user thinks he is exec */
188: long hd_lttytime; /* the time for tty login in utmp */
189: long hd_ltimesent; /* the time the request was sent */
190: char hd_srespfile[FNS]; /* response file name, if sepecified */
191: char hd_sinfile[FNS]; /* remote input file, if sepecified */
192: char hd_soutfile[FNS]; /* remote output file, if sepecified */
193: /* sent but not computed (always 32767) across the net */
194: int hd_ijobno; /* CC job number, if applicable */
195: /* computed, not transferred across the net */
196: char hd_addrto[FNS]; /* address of dest. acct */
197: char hd_addrfrom[FNS]; /* address of source acct */
198: /* not now being sent over, will be someday, don't use now */
199: char hd_sencpasswd[20]; /* encrypted passwd with nbs 2way enc */
200: int hd_ifilemode; /* file mode for netcp */
201: char hd_sfndefault[FNS]; /* default filename ext, for netcp */
202: int hd_uidfrom; /* userid on the from machine */
203: int hd_gidfrom; /* groupid on the from machine */
204: struct messageid hd_mesgid; /* message id unique to this request */
205: char hd_fcompressed; /* if true, data is compressed */
206: char hd_facctpair; /* if true, is an accnt pair w/o pwds */
207: char hd_addrreplyto[FNS]; /* reply to this address */
208: };
209:
210: /*
211: this structure defines the various parameters the daemon and testing
212: programs use -- most of the info comes from netrc.c
213: NOTE-- thi structure is initialized in netrc.c
214: don't add members without changing that structure
215: */
216: struct daemonparms {
217: int dp_inspeed; /* for stty, 7=300, 9=1200, 13=9600 baud */
218: int dp_outspeed; /* for stty, 7=300, 9=1200, 13=9600 baud */
219: int dp_maxbread; /* number of read time outs allowed */
220: int dp_atime; /* time to set alarm for timeout */
221: int dp_oatime; /* default time alarm for timeout */
222: char dp_device[20]; /* name of the network file, e.g. /dev/net-A*/
223: int dp_datasize; /* length of data part of packet */
224: int dp_onlyuid; /* if non-zero, only send this uid's things */
225: int dp_linefd; /* daemon should read and write from this */
226: char dp_usehispeed; /* if true, use high-speed link */
227: char dp_hispeedlink[20];/* device name of high speed link */
228: short dp_sndorcv; /* if <0, only send, if > 0, only recieve */
229: int dp_linedis; /* line disc we use, normal is 0 */
230: int dp_pipesim; /* simulate with pipes */
231: FILE *dp_rdfile; /* if pipesim then should read from this */
232: int dp_pwritefd; /* if pipesim then should write from this */
233: int dp_use8bit; /* use 8 bit protocol */
234: };
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.