Commit | Line | Data |
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33f45be6 KS |
1 | #include <sys/types.h> |
2 | #include <sys/stat.h> | |
3 | #include <time.h> | |
4 | #include <signal.h> | |
5 | #include <stdio.h> | |
6 | #define dbprintf printf | |
7 | struct rt_dat { | |
8 | unsigned short int rt_yr:5; /*Year - 1972 */ | |
9 | unsigned short int rt_dy:5; /*day */ | |
10 | unsigned short int rt_mo:5; /*month */ | |
11 | }; | |
12 | struct rt_axent { | |
13 | char rt_sent[14]; | |
14 | }; | |
15 | ||
16 | struct rt_ent { | |
17 | char rt_pad; /*unusued */ | |
18 | char rt_stat; /*Type of entry, or end of seg*/ | |
19 | unsigned short rt_name[3]; /*Name, 3 words in rad50 form */ | |
20 | short rt_len; /*Length of file */ | |
21 | char rt_chan; /*Only used in temporary files*/ | |
22 | char rt_job; /*Only used in temporary files*/ | |
23 | struct rt_dat rt_date; /*Creation Date */ | |
24 | }; | |
25 | #define RT_TEMP 1 | |
26 | #define RT_NULL 2 | |
27 | #define RT_FILE 4 | |
28 | #define RT_ESEG 8 | |
29 | #define RT_BLOCK 512 | |
30 | struct rt_head { | |
31 | short rt_numseg; /*number of segments available*/ | |
32 | short rt_nxtseg; /*segment no of next log. seg */ | |
33 | short rt_lstseg; /*highest seg currenltly open */ | |
34 | unsigned short rt_entpad; /*extra words/dir. entry */ | |
35 | short rt_stfile; /*block no where files begin */ | |
36 | }; | |
37 | struct rt_dir { | |
38 | struct rt_head rt_axhead; | |
39 | struct rt_ent rt_ents[72]; | |
40 | char _dirpad[6]; | |
41 | }; | |
42 | extern struct rt_dir rt_dir; | |
43 | extern int rt_entsiz; | |
44 | extern int floppydes; | |
45 | extern char *rt_last; | |
46 | typedef struct fldope { | |
47 | int startad; | |
48 | int count; | |
49 | struct rt_ent *rtdope; | |
50 | } FLDOPE; | |
51 | FLDOPE *lookup(); | |
52 | #define rt(p) ((struct rt_ent *) p ) | |
53 | #define Ain1 03100 | |
54 | #define Ain2 050 | |
55 | #define flag(c) (flg[(c) - 'a']) | |
56 | ||
57 | char *man = { "rxtd" }; | |
58 | ||
59 | char zeroes[512]; | |
60 | extern char *val; | |
61 | extern char table[256]; | |
62 | struct rt_dir rt_dir = {{4,0,1,0,14},{0,RT_NULL,{0,0,0},494,0}, {0,RT_ESEG}}; | |
63 | int rt_entsiz; | |
64 | int rt_nleft; | |
65 | struct rt_ent *rt_curend; | |
66 | int floppydes; | |
67 | int dirdirty; | |
68 | char *rt_last; | |
69 | char *defdev = "/dev/floppy"; | |
70 | ||
71 | char *opt = { "vf" }; | |
72 | ||
73 | int signum[] = {SIGHUP, SIGINT, SIGQUIT, 0}; | |
74 | long lseek(); | |
75 | int rcmd(); | |
76 | int dcmd(); | |
77 | int xcmd(); | |
78 | int tcmd(); | |
79 | int (*comfun)(); | |
80 | char flg[26]; | |
81 | char **namv; | |
82 | int namc; | |
83 | int file; | |
84 | ||
85 | ||
86 | main(argc, argv) | |
87 | char *argv[]; | |
88 | { | |
89 | register char *cp; | |
90 | ||
91 | /*register i; | |
92 | for(i=0; signum[i]; i++) | |
93 | if(signal(signum[i], SIG_IGN) != SIG_IGN) | |
94 | signal(signum[i], sigdone);*/ | |
95 | if(argc < 2) | |
96 | usage(); | |
97 | cp = argv[1]; | |
98 | for(cp = argv[1]; *cp; cp++) | |
99 | switch(*cp) { | |
100 | case 'm': | |
101 | case 'v': | |
102 | case 'u': | |
103 | case 'w': | |
104 | flg[*cp - 'a']++; | |
105 | continue; | |
106 | case 'c': | |
107 | { | |
108 | #define SURE "Are you sure you want to clobber the floppy?\n" | |
109 | int tty; | |
110 | char response[2]; | |
111 | tty = open("/dev/tty",2); | |
112 | write(tty,SURE,sizeof(SURE)); | |
113 | read(tty,response,2); | |
114 | if(*response!='y') | |
115 | exit(50); | |
116 | flag('c')++; | |
117 | close(tty); | |
118 | } | |
119 | dirdirty++; | |
120 | continue; | |
121 | ||
122 | case 'r': | |
123 | setcom(rcmd); | |
124 | flag('r')++; | |
125 | continue; | |
126 | ||
127 | case 'd': | |
128 | setcom(dcmd); | |
129 | flag('d')++; | |
130 | continue; | |
131 | ||
132 | case 'x': | |
133 | setcom(xcmd); | |
134 | continue; | |
135 | ||
136 | case 't': | |
137 | setcom(tcmd); | |
138 | continue; | |
139 | ||
140 | case 'f': | |
141 | defdev = argv[2]; | |
142 | argv++; | |
143 | argc--; | |
144 | continue; | |
145 | ||
146 | ||
147 | default: | |
148 | fprintf(stderr, "arff: bad option `%c'\n", *cp); | |
149 | exit(1); | |
150 | } | |
151 | namv = argv+2; | |
152 | namc = argc-2; | |
153 | if(comfun == 0) { | |
154 | if(flg['u'-'a'] == 0) { | |
155 | fprintf(stderr, "arff: one of [%s] must be specified\n", man); | |
156 | exit(1); | |
157 | } | |
158 | setcom(rcmd); | |
159 | } | |
160 | (*comfun)(); | |
161 | exit(notfound()); | |
162 | } | |
163 | ||
164 | setcom(fun) | |
165 | int (*fun)(); | |
166 | { | |
167 | ||
168 | if(comfun != 0) { | |
169 | fprintf(stderr, "arff: only one of [%s] allowed\n", man); | |
170 | exit(1); | |
171 | } | |
172 | comfun = fun; | |
173 | } | |
174 | ||
175 | ||
176 | ||
177 | ||
178 | ||
179 | ||
180 | ||
181 | ||
182 | usage() | |
183 | { | |
184 | printf("usage: ar [%s][%s] archive files ...\n", opt, man); | |
185 | exit(1); | |
186 | } | |
187 | ||
188 | ||
189 | ||
190 | notfound() | |
191 | { | |
192 | register i, n; | |
193 | ||
194 | n = 0; | |
195 | for(i=0; i<namc; i++) | |
196 | if(namv[i]) { | |
197 | fprintf(stderr, "arff: %s not found\n", namv[i]); | |
198 | n++; | |
199 | } | |
200 | return(n); | |
201 | } | |
202 | ||
203 | ||
204 | ||
205 | phserr() | |
206 | { | |
207 | ||
208 | fprintf(stderr, "arff: phase error on %s\n", file); | |
209 | } | |
210 | ||
211 | mesg(c) | |
212 | { | |
213 | ||
214 | if(flg['v'-'a']) | |
215 | if(c != 'c' || flg['v'-'a'] > 1) | |
216 | printf("%c - %s\n", c, file); | |
217 | } | |
218 | ||
219 | tcmd() | |
220 | { | |
221 | register char *de; | |
222 | FLDOPE *lookup(), *dope; | |
223 | int nleft; register i; | |
224 | register struct rt_ent *rde; | |
225 | ||
226 | rt_init(); | |
227 | if(namc==0) | |
228 | for(de=((char *)&rt_dir)+10; de <= rt_last; de += rt_entsiz) { | |
229 | if(rtls(rt(de))) { | |
230 | nleft = (rt_last - de) / rt_entsiz; | |
231 | printf("\n\n%d entries remaining.\n",nleft); | |
232 | break; | |
233 | } | |
234 | } | |
235 | else | |
236 | for(i = 0; i < namc; i++) { | |
237 | if(dope = lookup(namv[i])) { | |
238 | rde = dope->rtdope; | |
239 | rtls(rde); | |
240 | namv[i] = 0; | |
241 | } | |
242 | } | |
243 | } | |
244 | rtls(de) | |
245 | register struct rt_ent *de; | |
246 | { | |
247 | int month,day,year; | |
248 | char name[12], ext[4]; | |
249 | ||
250 | if(flg['v'-'a']) | |
251 | switch(de->rt_stat) { | |
252 | case RT_TEMP: | |
253 | printf("Tempfile:\n"); | |
254 | case RT_FILE: | |
255 | unrad50(2,de->rt_name,name); | |
256 | unrad50(1,&(de->rt_name[2]),ext); | |
257 | day = de->rt_date.rt_dy; | |
258 | year = de->rt_date.rt_yr + 72; | |
259 | month = de->rt_date.rt_mo; | |
260 | printf("%6.6s %3.3s %02d/%02d/%02d %d\n",name, | |
261 | ext,month,day,year,de->rt_len); | |
262 | break; | |
263 | ||
264 | case RT_NULL: | |
265 | printf("%-25.9s %d\n","<UNUSED>",de->rt_len); | |
266 | break; | |
267 | ||
268 | case RT_ESEG: | |
269 | return(1); | |
270 | } | |
271 | else { | |
272 | switch(de->rt_stat) { | |
273 | case RT_TEMP: | |
274 | case RT_FILE: | |
275 | sunrad50(name,de->rt_name); | |
276 | printf(name);putchar('\n'); | |
277 | break; | |
278 | ||
279 | case RT_ESEG: | |
280 | return(1); | |
281 | ||
282 | case RT_NULL: | |
283 | ; | |
284 | } | |
285 | } | |
286 | return(0); | |
287 | } | |
288 | xcmd() | |
289 | { | |
290 | register char *de; | |
291 | char name[12]; | |
292 | register int i; | |
293 | ||
294 | rt_init(); | |
295 | if(namc==0) | |
296 | for(de=((char *)&rt_dir)+10; de <= rt_last; de += rt_entsiz) { | |
297 | sunrad50(name,rt(de)->rt_name); | |
298 | rtx(name); | |
299 | } | |
300 | ||
301 | else | |
302 | for(i = 0; i < namc; i++) | |
303 | if(rtx(namv[i])==0) namv[i] = 0; | |
304 | } | |
305 | rtx(name) | |
306 | char *name; | |
307 | { | |
308 | register FLDOPE *dope; | |
309 | FLDOPE *lookup(); | |
310 | register startad, count; | |
311 | int file; char buff[512]; | |
312 | ||
313 | ||
314 | if(dope = lookup(name)) { | |
315 | if(flg['v' - 'a']) | |
316 | rtls(dope->rtdope); | |
317 | else | |
318 | printf("x - %s\n",name); | |
319 | ||
320 | file = creat(name, 0666); | |
321 | if(file < 0) return(1); | |
322 | count = dope->count; | |
323 | startad = dope->startad; | |
324 | for( ; count > 0 ; count -= 512) { | |
325 | lread(startad,512,buff); | |
326 | write(file,buff,512); | |
327 | startad += 512; | |
328 | } | |
329 | close(file); | |
330 | return(0); | |
331 | } | |
332 | return(1); | |
333 | } | |
334 | rt_init() | |
335 | { | |
336 | static initized = 0; | |
337 | register char *de; | |
338 | int mode; | |
339 | ||
340 | if(initized) return; | |
341 | initized = 1; | |
342 | if(flag('c') || flag('d') || flag('r')) | |
343 | mode = 2; | |
344 | else | |
345 | mode = 0; | |
346 | if((floppydes = open(defdev,mode)) < 0) | |
347 | dbprintf("Floppy open failed\n"); | |
348 | if(flag('c')==0) | |
349 | lread(6*RT_BLOCK,2*RT_BLOCK,(char *)&rt_dir); | |
350 | ||
351 | rt_entsiz = 2*rt_dir.rt_axhead.rt_entpad + 14; | |
352 | rt_entsiz = 14; | |
353 | rt_last = ((char *) &rt_dir) + 10 + 1014/rt_entsiz*rt_entsiz; | |
354 | for(de=((char *)&rt_dir)+10; de <= rt_last; de += rt_entsiz) { | |
355 | if(rt(de)->rt_stat==RT_ESEG) break; | |
356 | } | |
357 | rt_curend = rt(de); | |
358 | rt_nleft = (rt_last - de) / rt_entsiz; | |
359 | } | |
360 | ||
361 | static FLDOPE result; | |
362 | FLDOPE * | |
363 | lookup(name) | |
364 | char * name; | |
365 | { | |
366 | unsigned short rname[3]; | |
367 | register char *de; | |
368 | register index; | |
369 | ||
370 | srad50(name,rname); | |
371 | ||
372 | /* | |
373 | * Search for name, accumulate blocks in index | |
374 | */ | |
375 | rt_init(); | |
376 | index = 0; | |
377 | for(de = ((char *) &rt_dir) + 10; de <= rt_last; de += rt_entsiz) { | |
378 | switch(rt(de)->rt_stat) { | |
379 | case RT_ESEG: | |
380 | return((FLDOPE *) 0); | |
381 | case RT_FILE: | |
382 | case RT_TEMP: | |
383 | if(samename(rname,rt(de)->rt_name)) | |
384 | goto found; | |
385 | case RT_NULL: | |
386 | index += rt(de)->rt_len; | |
387 | } | |
388 | } | |
389 | return((FLDOPE *) 0); | |
390 | found: result.count = rt(de)->rt_len * 512; | |
391 | result.startad = 512 * (rt_dir.rt_axhead.rt_stfile + index); | |
392 | result.rtdope = (struct rt_ent *) de; | |
393 | return(&result); | |
394 | } | |
395 | static | |
396 | samename(a,b) | |
397 | unsigned short a[3],b[3]; | |
398 | { | |
399 | return( a[0]==b[0] && a[1]==b[1] && a[2]==b[2] ); | |
400 | } | |
401 | ||
402 | ||
403 | rad50(cp,out) | |
404 | register unsigned char *cp; | |
405 | unsigned short *out; | |
406 | { | |
407 | register index; | |
408 | register temp; | |
409 | ||
410 | for(index = 0;*cp; index++) { | |
411 | ||
412 | temp = Ain1 * table[*cp++]; | |
413 | if(*cp!=0) { | |
414 | temp += Ain2 * table[*cp++]; | |
415 | ||
416 | if(*cp!=0) | |
417 | temp += table[*cp++]; | |
418 | } | |
419 | ||
420 | out[index] = temp; | |
421 | } | |
422 | } | |
423 | #define reduce(x,p,q) \ | |
424 | (x = v[p/q], p %= q); | |
425 | ||
426 | unrad50(count,in,cp) | |
427 | unsigned short *in; | |
428 | register char *cp; | |
429 | { | |
430 | register i, temp; register unsigned char *v = (unsigned char *) val; | |
431 | ||
432 | for(i = 0; i < count; i++) { | |
433 | temp = in[i]; | |
434 | ||
435 | reduce (*cp++,temp,Ain1); | |
436 | reduce (*cp++,temp,Ain2); | |
437 | reduce (*cp++,temp,1); | |
438 | } | |
439 | *cp=0; | |
440 | } | |
441 | ||
442 | srad50(name,rname) | |
443 | register char * name; | |
444 | register unsigned short *rname; | |
445 | { | |
446 | register index; register char *cp; | |
447 | char file[7],ext[4]; | |
448 | /* | |
449 | * Find end of pathname | |
450 | */ | |
451 | for(cp = name; *cp++; ); | |
452 | while(cp >= name && *--cp != '/'); | |
453 | cp++; | |
454 | /* | |
455 | * Change to rad50 | |
456 | * | |
457 | */ | |
458 | for(index = 0; *cp; ){ | |
459 | file[index++] = *cp++; | |
460 | if(*cp=='.') { | |
461 | cp++; | |
462 | break; | |
463 | } | |
464 | if(index>=6) { | |
465 | break; | |
466 | } | |
467 | } | |
468 | file[index] = 0; | |
469 | for(index = 0; *cp; ){ | |
470 | ext[index++] = *cp++; | |
471 | if(*cp=='.' || index>=3) { | |
472 | break; | |
473 | } | |
474 | } | |
475 | ext[index]=0; | |
476 | rname[0] = 0; | |
477 | rname[1] = 0; | |
478 | rname[2] = 0; | |
479 | rad50((unsigned char *)file,rname); | |
480 | rad50((unsigned char *)ext,rname+2); | |
481 | } | |
482 | sunrad50(name,rname) | |
483 | unsigned short rname[3]; | |
484 | register char *name; | |
485 | { | |
486 | register char *cp, *cp2; | |
487 | char ext[4]; | |
488 | ||
489 | unrad50(2,rname,name); | |
490 | unrad50(1,rname + 2,ext); | |
491 | /* Jam name and extension together with a dot | |
492 | deleting white space */ | |
493 | for(cp = name; *cp++;);--cp; while(*--cp==' ' && cp>=name); | |
494 | *++cp = '.';cp++; | |
495 | for(cp2=ext; *cp2!=' ' && cp2 < ext + 3;) { | |
496 | *cp++ = *cp2++; | |
497 | } | |
498 | *cp=0; | |
499 | if(cp[-1]=='.') cp[-1] = 0; | |
500 | } | |
501 | ||
502 | static char *oval = " ABCDEFGHIJKLMNOPQRSTUVWXYZ$.@0123456789"; | |
503 | static char *val = " abcdefghijklmnopqrstuvwxyz$.@0123456789"; | |
504 | static char table[256] = { | |
505 | 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, | |
506 | 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, | |
507 | 0, 29, 29, 29, 27, 29, 29, 29, 29, 29, 29, 29, 29, 29, 28, 29, | |
508 | 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 29, 29, 29, 29, 29, 29, | |
509 | 29, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, | |
510 | 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 29, 29, 29, 29, | |
511 | 29, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, | |
512 | 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 29, 29, 29, 29, | |
513 | 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, | |
514 | 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, 29, | |
515 | 0, 29, 29, 29, 27, 29, 29, 29, 29, 29, 29, 29, 29, 29, 28, 29, | |
516 | 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 29, 29, 29, 29, 29, 29, | |
517 | 29, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, | |
518 | 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 29, 29, 29, 29, | |
519 | 29, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, | |
520 | 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 29, 29, 29, 29 }; | |
521 | ||
522 | long trans(logical) | |
523 | register int logical; | |
524 | { | |
525 | /* Logical to physical adress translation */ | |
526 | register int sector, bytes, track; | |
527 | ||
528 | logical += 26 * 128; | |
529 | bytes = (logical & 127); | |
530 | logical >>= 7; | |
531 | sector = logical % 26; | |
532 | if(sector >= 13) | |
533 | sector = sector *2 +1; | |
534 | else | |
535 | sector *= 2; | |
536 | sector += 26 + ((track = (logical / 26)) - 1) * 6; | |
537 | sector %= 26; | |
538 | return( (((track *26) + sector) << 7) + bytes); | |
539 | } | |
540 | lread(startad,count,obuff) | |
541 | register startad, count; | |
542 | register char * obuff; | |
543 | { | |
544 | long trans(); | |
545 | extern floppydes; | |
546 | rt_init(); | |
547 | if(flg['m'-'a']==0) | |
548 | while( (count -= 128) >= 0) { | |
549 | lseek(floppydes, trans(startad), 0); | |
550 | read(floppydes,obuff,128); | |
551 | obuff += 128; | |
552 | startad += 128; | |
553 | } | |
554 | else | |
555 | while( (count -= 512) >= 0) { | |
556 | lseek(floppydes,(long) (startad), 0); | |
557 | read(floppydes,obuff,512); | |
558 | obuff += 512; | |
559 | startad += 512; | |
560 | } | |
561 | } | |
562 | lwrite(startad,count,obuff) | |
563 | register startad, count; | |
564 | register char * obuff; | |
565 | { | |
566 | long trans(); | |
567 | extern floppydes; | |
568 | rt_init(); | |
569 | if(flg['m'-'a']==0) | |
570 | while( (count -= 128) >= 0) { | |
571 | lseek(floppydes, trans(startad), 0); | |
572 | write(floppydes,obuff,128); | |
573 | obuff += 128; | |
574 | startad += 128; | |
575 | } | |
576 | else | |
577 | while( (count -= 512) >= 0) { | |
578 | lseek(floppydes,(long) (startad), 0); | |
579 | write(floppydes,obuff,512); | |
580 | obuff += 512; | |
581 | startad += 512; | |
582 | } | |
583 | } | |
584 | ||
585 | rcmd() | |
586 | { | |
587 | register int i; | |
588 | ||
589 | rt_init(); | |
590 | if(namc>0) | |
591 | for(i = 0; i < namc; i++) | |
592 | if(rtr(namv[i])==0) namv[i]=0; | |
593 | ||
594 | ||
595 | } | |
596 | ||
597 | rtr(name) | |
598 | char *name; | |
599 | { | |
600 | register FLDOPE *dope; register struct rt_ent *de; | |
601 | struct stat buf; register struct stat *bufp = &buf; | |
602 | ||
603 | if(stat(name,bufp)<0) return(1); | |
604 | if(dope = lookup(name)) { | |
605 | /* can replace, no problem */ | |
606 | de = dope->rtdope; | |
607 | if(bufp->st_size <= (de->rt_len * 512)) | |
608 | printf("r - %s\n",name), | |
609 | toflop(name,bufp->st_size,dope); | |
610 | else { | |
611 | printf("%s will not fit in currently used file on floppy\n",name); | |
612 | return(1); | |
613 | } | |
614 | } else { | |
615 | /* Search for vacant spot */ | |
616 | for(de = rt_dir.rt_ents; (char *) de <= rt_last; de++) { | |
617 | switch((de)->rt_stat) { | |
618 | case RT_NULL: | |
619 | if(bufp->st_size <= (de->rt_len * 512)) { | |
620 | printf("a - %s\n",name), | |
621 | mkent(de,bufp,name); | |
622 | goto found; | |
623 | } | |
624 | continue; | |
625 | case RT_ESEG: | |
626 | return(3); | |
627 | } | |
628 | } | |
629 | return(5); | |
630 | } | |
631 | found: if(dope=lookup(name)) { | |
632 | toflop(name,bufp->st_size,dope); | |
633 | return(0); | |
634 | } | |
635 | return(7); | |
636 | ||
637 | } | |
638 | mkent(de,bufp,name) | |
639 | register struct rt_ent *de; | |
640 | register struct stat *bufp; | |
641 | char *name; | |
642 | { | |
643 | struct tm *localtime(); register struct tm *timp; | |
644 | register struct rt_ent *workp; int count; | |
645 | ||
646 | count = (((bufp->st_size -1) >>9) + 1); | |
647 | /* Make sure there is room */ | |
648 | if(de->rt_len==count) | |
649 | goto overwrite; | |
650 | if(rt_nleft==0) { | |
651 | if(flg['o'-'a']) | |
652 | goto overwrite; | |
653 | fprintf(stderr,"Directory full on %s\n",defdev); | |
654 | exit(1); | |
655 | } | |
656 | /* copy directory entries up */ | |
657 | for(workp = rt_curend+1; workp > de; workp--) | |
658 | *workp = workp[-1]; | |
659 | de[1].rt_len -= count; | |
660 | de->rt_len = count; | |
661 | rt_curend++; | |
662 | rt_nleft--; | |
663 | overwrite: | |
664 | srad50(name,de->rt_name); | |
665 | timp = localtime(&bufp->st_mtime); | |
666 | de->rt_date.rt_dy = timp->tm_mday + 1; | |
667 | de->rt_date.rt_mo = timp->tm_mon + 1; | |
668 | de->rt_date.rt_yr = timp->tm_year - 72; | |
669 | de->rt_stat = RT_FILE; | |
670 | de->rt_pad = 0; | |
671 | de->rt_chan = 0; | |
672 | de->rt_job = 0; | |
673 | lwrite(6*RT_BLOCK,2*RT_BLOCK,(char *)&rt_dir); | |
674 | ||
675 | } | |
676 | ||
677 | toflop(name,ocount,dope) | |
678 | char *name; | |
679 | register FLDOPE *dope; | |
680 | long ocount; | |
681 | { | |
682 | register file, n, startad = dope->startad, count = ocount; | |
683 | char buff[512]; | |
684 | ||
685 | file = open(name,0); | |
686 | if(file < 0) { | |
687 | printf("arff: couldn't open %s\n",name);exit(1);} | |
688 | for( ; count >= 512; count -= 512) { | |
689 | read(file,buff,512); | |
690 | lwrite(startad,512,buff); | |
691 | startad += 512; | |
692 | } | |
693 | read(file,buff,count); | |
694 | close(file); | |
695 | if(count <= 0) return; | |
696 | for(n = count; n < 512; n ++) buff[n] = 0; | |
697 | lwrite(startad,512,buff); | |
698 | count = (dope->rtdope->rt_len * 512 - ocount) / 512 ; | |
699 | if(count <= 0) return; | |
700 | for( ; count > 0 ; count--) { | |
701 | startad += 512; | |
702 | lwrite(startad,512,zeroes); | |
703 | } | |
704 | ||
705 | } | |
706 | dcmd() | |
707 | { | |
708 | register int i; | |
709 | ||
710 | rt_init(); | |
711 | if(namc) | |
712 | for(i = 0; i < namc; i++) | |
713 | if(rtk(namv[i])==0) namv[i]=0; | |
714 | if(dirdirty) | |
715 | scrunch(); | |
716 | ||
717 | } | |
718 | rtk(name) | |
719 | char *name; | |
720 | { | |
721 | register FLDOPE *dope; | |
722 | register struct rt_ent *de; | |
723 | FLDOPE *lookup(); | |
724 | ||
725 | if(dope = lookup(name)) { | |
726 | printf("d - %s\n",name); | |
727 | de = dope->rtdope; | |
728 | de->rt_stat = RT_NULL; | |
729 | de->rt_name[0] = 0; | |
730 | de->rt_name[1] = 0; | |
731 | de->rt_name[2] = 0; | |
732 | * ((unsigned short *) & (de->rt_date)) = 0; | |
733 | dirdirty = 1; | |
734 | return(0); | |
735 | } | |
736 | return(1); | |
737 | } | |
738 | scrunch() { | |
739 | register struct rt_ent *de = rt_dir.rt_ents, *workp; | |
740 | for(de = rt_dir.rt_ents; de <= rt_curend; de++) { | |
741 | if(de->rt_stat==RT_NULL && de[1].rt_stat==RT_NULL) { | |
742 | (de+1)->rt_len += de->rt_len; | |
743 | for(workp = de; workp < rt_curend; workp++) | |
744 | *workp = workp[1]; | |
745 | de--; | |
746 | rt_curend--; | |
747 | rt_nleft++; | |
748 | } | |
749 | } | |
750 | lwrite(6*RT_BLOCK,2*RT_BLOCK,(char *)&rt_dir); | |
751 | } |