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1.1 root 1: #include <stdio.h>
2:
3: #if defined(RCSIDENT) && defined(MAINLINE)
4: static char zzstructs[] = "$Header: structs.h,v 1.7.0.1 85/03/17 20:57:42 notes Rel $";
5: #endif defined(RCSIDENT) && defined(MAINLINE)
6:
7: /*
8: * structure definitions for the notesfile program.
9: *
10: * Constants/definitions likely to change with different
11: * kernels are included in the file "parms.h".
12: */
13:
14:
15: #define TRUE 1 /* pretty euphemisms */
16: #define FALSE 0
17: #define NEVER (-1) /* expiration stuff */
18: #define EDIT TRUE /* whether to edit or */
19: #define NOEDIT FALSE /* not to edit */
20:
21: #ifdef UID8 /* 8 bit uids */
22: #define UIDMASK 0377 /* mask 8 bit uids */
23: #define GIDMASK 0377 /* mask 8 bit gids */
24: #else ! defined(UID8) /* 16 bit uids */
25: #define UIDMASK 0177777 /* mask out high UID bits */
26: #define GIDMASK 0177777 /* mask out high GID bits */
27: #endif ! defined(UID8)
28:
29: #define NETLOG "net.log" /* network logfile */
30: #define GRIPES "nfgripes" /* gripe notesfile */
31: #define UTILITY ".utilities" /* utility directory */
32: #define LOCKS ".locks" /* lock directory */
33: #define SEQUENCER ".sequencer" /* sequencer files */
34: #define SEQ ".SEQ" /* next d_nfnum */
35: #define INDXHLP "index.help" /* index page help */
36: #define RDMHLP "read.help" /* readem page help file */
37: #define LIMHLP "lim.help" /* help for limited index */
38: #define ACCHLP "access.help" /* for access editor */
39: #define DIRHLP "dir.help" /* for director options */
40: #define AVAILHLP "avail.notes" /* list of public notefiles */
41: #define NFCOMMENT "nfcomment" /* nfcomment routine */
42: #define ARCHALIAS "Archive-into" /* archive mapping */
43:
44: #define TEXT "text" /* name of text file */
45: #define INDEXN "note.indx" /* master index */
46: #define INDEXR "resp.indx" /* response chains */
47: #define ACCESS "access" /* access lists here */
48: #define ARCHIVE "archive" /* archive sub-dir */
49: #define COMPRESS "comp." /* compress names */
50: #define SEQLOCK 's' /* .SEQ lock */
51: #define LOGLOCK 'l' /* log file locking */
52: #define ARCHLOCK 'a' /* archiving */
53: #define TXTLOCK 't' /* text file */
54: #define DSCRLOCK 'n' /* index file */
55:
56: #define RESPSZ 5 /* number responses/response record */
57: #define NAMESZ 17 /* longest user name */
58: #define HOMESYSSZ 33 /* user home system */
59: #define SYSSZ 33 /* system name length */
60: /* above hold null byte also */
61: #define BUFSIZE 1024 /* chars in core */
62:
63: /*
64: * pick an appropriate default for the maximum message length
65: * (MAXMSG). Also pick an appropriate hard limit. (HARDMAX)
66: * HARDMAX must leave room for a one line message of up to 50
67: * bytes of the form "ignoring %ld excess bytes"
68: */
69: #ifdef BIGTEXT
70: #define MAXMSG 100000 /* can be larger */
71: #define HARDMAX 3000000 /* 3 Mbytes */
72: #else NOT BIGTEXT
73: #define MAXMSG 65000 /* not much larger */
74: #define HARDMAX 65000 /* room for mesage */
75: #endif NOT BIGTEXT
76: #define PAGESAV 50 /* display stack */
77: /* using unsigned short */
78: #define UNIQPLEX 100000 /* multiplex nfid into noteid */
79: /* see putnote and putresp */
80:
81: #define TITLEN 36 /* note title length */
82: #define NNLEN 40 /* Notesfile Name length */
83: #define DMLEN 40 /* director message length */
84: #define NOT ~ /* tilde, prints wrong on hazeltines */
85: #define WDLEN 128 /* longest file name */
86: #define CMDLEN 512 /* build-a-command */
87: #define PASSWDLEN 128 /* longest line in /etc/passwd */
88: #define DATELEN 24 /* length of formatted date */
89: #define NPERMS 35 /* max access list */
90: /*
91: * NPERMS can be increased as desired. However, a static array is
92: * allocated based on this constant. Watch it if you are running in
93: * a memory starved environment (like an 11/60).
94: */
95: #define PAGELEN 56 /* pagelength for 'S' */
96:
97: #define ANONOK 01 /* permit anon notes */
98: #define FRMNEWS 01 /* non-nf article */
99: #define OPEN 02 /* open for public */
100: #define DIRMES 04 /* director msg on */
101: #define DELETED 010 /* is deleted */
102: #define NFINVALID 010 /* got bad copy */
103: #define NETWRKD 020 /* networking OK */
104: #define CONTINUED 040 /* was auto-split */
105: #define WRITONLY 0100 /* writeonly access when written */
106: #define ORPHND 0200 /* foster parent */
107: #define ISARCH 0400 /* is an archive */
108:
109: /* change these only after modifying the table in access.c */
110: #define READOK 01 /* allow user to read */
111: #define WRITOK 02 /* allow user to write */
112: #define DRCTOK 04 /* allow user to be director */
113: #define RESPOK 010 /* ok to respond */
114: /*
115: * archive writing keyed on director status for now...
116: */
117: #define ARCHWRITOK 020 /* archive write */
118: #define ARCHRESPOK 040 /* archive response */
119: #define DFLTPERMS (READOK+WRITOK+RESPOK) /* default permissions */
120:
121: #define PERMUSER 00 /* perm_f entry type */
122: #define PERMGROUP 01 /* ORDER IS IMPORTANT */
123: #define PERMSYSTEM 02
124:
125:
126: /*
127: * Sequencer modes.
128: * modes < NOREADSEQ cause the time to be taken from "Basetime"
129: * modes < NOWRITESEQ cause no update when leaving the notesfile.
130: * There is currently no way to read from the sequencer file
131: * and not update -- it's a wierd case anyway.
132: */
133:
134: #define NOSEQ 0 /* no sequencer */
135: #define USERSEQ 1 /* usertime noupdate */
136:
137: #define NOWRITESEQ 10 /* < this no write */
138: #define BASESEQ 11 /* usertime & update */
139:
140: #define NOREADSEQ 100 /* use Basetime if < */
141: #define NORMSEQ 101 /* normal sequencer */
142: #define EXTSEQ 102 /* enter anyway */
143: #define INDXSEQ 103 /* index sequencer */
144: /* from harpo!mmp */
145:
146: #define QUITSEQ -2 /* quit, update sequencer */
147: #define QUITNOSEQ -3 /* quit, no seq update */
148: #define QUITFAST -4 /* quit almost abort */
149: #define QUITUPD -5 /* like quitfast */
150: #define QUITNEX -6 /* no notesfile */
151: #define QUITBAD -7 /* bad notesfile */
152:
153: #define GOOD 0 /* good exit status */
154: #define BAD 1 /* bad exit status */
155: #define NONF 2 /* no notefile */
156:
157: #define POLICY 1 /* mnemonics */
158: #define NOPOLICY 0 /* used in calls */
159: #define LOCKIT 1 /* Do not change */
160: #define NOLOCKIT 0
161: #define COPYID 1
162: #define NOCOPYID 0
163: #define ADDID 1
164: #define NOADDID 0
165: #define ADDTIME 1
166: #define NOADDTIME 0
167: #define DETAIL 1 /* dump extra info */
168: #define NODETAIL 0 /* used for generic form */
169:
170: /*
171: * These defines are for the archiver. They are used for determining
172: * eligibility for archival along with the age of the note.
173: * DFLT means to use whatever value was supplied on the archive
174: * command line. The others mean the notesfile is configured
175: * for a specific archival setup.
176: */
177:
178: #define DIRDFLT 0 /* use cmd line */
179: #define DIRNOCARE 1 /* don't check dir */
180: #define DIRON 2 /* only if dir on */
181: #define DIROFF 3 /* only if dir off */
182:
183: #define KEEPDFLT 0 /* use cmd line */
184: #define KEEPNO 1 /* delete 'em */
185: #define KEEPYES 2 /* archive 'em */
186:
187: struct auth_f /* how we id author */
188: {
189: char aname[NAMESZ]; /* his name */
190: char asystem[HOMESYSSZ]; /* his system */
191: int aid; /* uid (if local) */
192: };
193:
194: struct when_f /* standard date structure */
195: {
196: short w_year;
197: short w_month;
198: short w_day;
199: short w_hours;
200: short w_mins;
201: long w_gmttime; /* stock unix time */
202: };
203:
204: struct id_f /* unique id for notes */
205: {
206: char sys[SYSSZ];
207: long uniqid;
208: };
209:
210: struct perm_f /* permission tables */
211: {
212: short ptype; /* user, group, system */
213: char name[NAMESZ]; /* name of such */
214: short perms; /* what he is allowed */
215: };
216:
217: struct daddr_f /* save a disk address */
218: {
219: long addr; /* for lseeks */
220: #ifdef BIGTEXT
221: unsigned long textlen; /* how long is text */
222: #else NOT BIGTEXT
223: unsigned short textlen; /* how long the text is */
224: #endif NOT BIGTEXT
225: };
226:
227: struct txtbuf_f
228: {
229: char txtbuf[BUFSIZE]; /* hold a bunch of characters */
230: };
231:
232: struct dsply_f
233: {
234: struct daddr_f d_head; /* text start */
235: struct txtbuf_f d_buf;
236: int optr,
237: olim; /* output index and end of buffer */
238: long outcount; /* number of characters dumped */
239: };
240:
241: struct resp_f /* for each response: */
242: {
243: short r_first, /* bounds of this */
244: r_last; /* resp_f block */
245: struct id_f r_id[RESPSZ]; /* system/id for each response */
246: struct daddr_f r_addr[RESPSZ]; /* where the response is */
247: struct when_f r_when[RESPSZ]; /* date/time of response */
248: char r_from[RESPSZ][SYSSZ]; /* system that sent this to us */
249: struct when_f r_rcvd[RESPSZ]; /* date/time for sequencer */
250: struct auth_f r_auth[RESPSZ];
251: char r_stat[RESPSZ]; /* director/status flag */
252: int r_next; /* index of next response_ind */
253: int r_previous; /* backlinks */
254: /* [currently unused */
255: };
256:
257: struct note_f /* standard note structure: */
258: {
259: struct id_f n_id; /* unique id for this note */
260: short n_nresp; /* number of responses */
261: char ntitle[TITLEN]; /* title of note */
262: struct auth_f n_auth; /* note's author */
263: struct when_f n_date; /* note's date */
264: struct when_f n_rcvd; /* date we got it */
265: struct when_f n_lmod; /* date of last mod */
266: char n_from[SYSSZ]; /* system that handed us the note */
267: int n_rindx; /* where the first set of responses lies */
268: struct daddr_f n_addr; /* address of note's text on disk */
269: char n_stat; /* director/status flag */
270: };
271:
272: struct descr_f /* for the notesfile: */
273: {
274: long d_format; /* nf's format */
275: char d_title[NNLEN]; /* nf's name */
276: char d_drmes[DMLEN]; /* director message */
277: short d_plcy; /* ==0 if no message */
278: struct when_f d_lastm; /* last modified time */
279: short d_stat; /* open/closed/etc */
280: short d_nnote; /* how many notes in file */
281: struct id_f d_id; /* sys name & unique id counter */
282: struct when_f d_lstxmit; /* last network transmit */
283: struct when_f d_created; /* creation date */
284: struct when_f d_lastuse; /* last day used */
285: long d_daysused; /* count those days */
286: long d_rspwrit; /* number of responses ever written */
287: long d_notwrit; /* number of notes ever written */
288: long entries; /* number of entries into the notefile */
289: long walltime; /* man-seconds (?) spent in notefile */
290: long d_rspread; /* number of responses read */
291: long d_notread; /* and number of notes */
292: long d_rsprcvd; /* network in stats */
293: long d_notrcvd;
294: long d_rspxmit; /* network out stats */
295: long d_notxmit;
296: long d_notdrop; /* duplicate notes recieved */
297: long d_rspdrop; /* and dropped on ground */
298: long d_orphans; /* orphaned responses */
299: long netwrkouts; /* number of times networked out */
300: long netwrkins; /* and number of networked in */
301: short d_nfnum; /* unique to this notesfile */
302: long d_archtime; /* archive after X days */
303: long d_workset; /* working set size */
304: long d_delnote; /* count deletes */
305: long d_delresp; /* count resp dels */
306: long d_dmesgstat; /* use dirmsg for archive */
307: long d_archkeep; /* keep/delete */
308: long d_adopted; /* orphans adopted */
309: long d_longnote; /* max per article */
310: char d_filler[20]; /* future use ... */
311: };
312:
313: struct io_f /* master i/o form */
314: {
315: int fidtxt; /* text */
316: int fidndx; /* note.indx */
317: int fidrdx; /* resp.indx */
318: struct descr_f descr; /* current descr */
319: /* updated by critical sections */
320: char nf[NNLEN]; /* last part of name */
321: char basedir[WDLEN]; /* its directory */
322: char fullname[WDLEN]; /* full pathname */
323: char xstring[TITLEN + 1]; /* search string */
324: char xauthor[NAMESZ + SYSSZ + 2]; /* author search */
325: /* site!user\0 */
326: struct when_f stime; /* read notes/responses more recent than this */
327: short access; /* what sort of access user has */
328: int nrspwrit; /* number of responses written this entry */
329: int nnotwrit; /* num of notes written */
330: long entered; /* when started so can figure time in */
331: int nrspread; /* how many responses he read */
332: int nnotread; /* how many notes he read */
333: /* num read may be tough */
334: int nnotxmit; /* network out stats */
335: int nrspxmit;
336: int nnotrcvd; /* network in stats */
337: int nrsprcvd;
338: int nnotdrop; /* duplicates rom the network */
339: int nrspdrop;
340: int norphans; /* orphans rcvd */
341: int adopted; /* adoptions handled */
342: };
343:
344: struct seq_f /* sequencer entry list form */
345: {
346: char nfname[NNLEN]; /* name of notefile */
347: struct when_f lastin; /* last entry time */
348: };
349:
350: struct nflist_f /* nf's to scan */
351: {
352: char *nf_name;
353: short nf_active; /* !'ed or not */
354: short nf_seqmode; /* sequencer mode */
355: };
356:
357: /*
358: * Declare global variables. The actual instantiation of these
359: * variables is in the file startup.c
360: *
361: */
362:
363: extern char *hised; /* preferred editor */
364: extern char *hisshell; /* preferred shell */
365: extern char *hispager; /* paging program */
366: extern char *hismailer; /* mail program */
367: extern int nrows; /* rows on screen */
368: extern int ncols; /* screen width */
369: extern char *histty; /* tty on command */
370: extern int intflag; /* DEL hit recently */
371: extern int globuid; /* his true user id */
372: extern int Notesuid; /* who's god */
373: extern int Anonuid; /* who's not allowed */
374: extern int Nindex; /* index page rows */
375: extern int ignoresigs; /* critical section */
376: extern char *Mstdir; /* default nf place */
377: extern char *System; /* point to it */
378: extern char *Authsystem; /* author's system */
379: extern char *Invokedas; /* argv[0] */
380: extern char Seqname[]; /* sequencing name */
381: extern struct when_f Basetime; /* zero time */
382:
383: /*
384: * Various definitions that help keep things portable.
385: * Types that various functions return, etc.
386: */
387:
388: #if defined(USG)
389: extern char *strchr (); /* UNIX4.0 index() */
390: extern char *strrchr (); /* UNIX4.0 rindex() */
391: #else
392: extern char *index (); /* for lint */
393: extern char *rindex ();
394: #endif defined(USG)
395:
396: /*
397: * Standard library routines that return other than "int".
398: */
399:
400: extern int errno; /* syscall errors */
401: extern char *sys_errlist[]; /* errno messages */
402: extern int sys_nerr; /* and how many */
403: char *sprintf (); /* satisfy lint */
404: char *getenv ();
405: long lseek (); /* for lint */
406:
407: /*
408: * routines in the notesfile system that return other than
409: * "int".
410: */
411:
412: extern char *strsave (); /* in misc.c */
413: extern struct nflist_f *nextgroup (); /* in expand.c */
414: extern long pagein (); /* in pagein.c */
415: extern long gettext (); /* in gtext.c */
416: extern long puttrec (); /* in recsio.c */
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