summaryrefslogtreecommitdiffstats
path: root/perl-install/c/stuff.xs.pm
blob: 94610be7781c9a71c4e92e7d1a43efcba4daa82e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
print '
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"

#include <ctype.h>
#include <unistd.h>
#include <fcntl.h>
#include <resolv.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/utsname.h>
#include <linux/keyboard.h>
#include <linux/kd.h>
#include <linux/fs.h>
#include <linux/hdreg.h>
#include <linux/vt.h>
#include <linux/cdrom.h>
#include <net/if.h>
#include <net/route.h>

#include <gdk/gdkx.h>
#include <X11/Xlib.h>

#define SECTORSIZE 512
';

$ENV{C_RPM} and print '
#include <rpm/rpmlib.h>

void rpmError_callback_empty(void) {}

int rpmError_callback_data;
void rpmError_callback(void) {
  if (rpmErrorCode() != RPMERR_UNLINK && rpmErrorCode() != RPMERR_RMDIR) {
    write(rpmError_callback_data, rpmErrorString(), strlen(rpmErrorString()));
    write(rpmError_callback_data, "\n", 1);
  }
}

FD_t fd2FD_t(int fd) {
  static struct _FD f = { -1, NULL, NULL, NULL };
  f.fd_fd  = fd;
  return fd == -1 ? NULL : &f;
}

';

print '

long long llseek(int fd, long long offset,  int whence);

MODULE = c::stuff		PACKAGE = c::stuff

int
Xtest(display)
  char *display
  CODE:
  int pid;
  if ((pid = fork()) == 0) {
    Display *d = XOpenDisplay(display);
    if (d) {
      XSetCloseDownMode(d, RetainPermanent);
      XCloseDisplay(d);
    }
    { 
	char *args[2]; 
	args[0] = d ? "false" : "true"; /* inverted on purpose! */
        args[1] = NULL;
        execvp(args[0], args);
    }
    printf("***************** SHOUDNT GET THERE ***************\n");
    exit(d != NULL);
  }

  waitpid(pid, &RETVAL, 0);
  OUTPUT:
  RETVAL

void
XSetInputFocus(window)
  int window
  CODE:
  XSetInputFocus(GDK_DISPLAY(), window, RevertToParent, CurrentTime);

int
KTYP(x)
  int x
  CODE:
  RETVAL = KTYP(x);
  OUTPUT:
  RETVAL

int
lseek_sector(fd, sector, offset)
  int fd
  long sector
  long offset
  CODE:
  RETVAL = llseek(fd, (long long) sector * SECTORSIZE + offset, SEEK_SET) >= 0;
  OUTPUT:
  RETVAL

void
setsid()

int
detectSMP()

char*
crypt_md5(pw, salt)
  char *pw
  char *salt

unsigned int
getpagesize()

int
loadFont(fontFile)
  char *fontFile
  CODE:
    char font[8192];
    unsigned short map[E_TABSZ];
    struct unimapdesc d;
    struct unimapinit u;
    struct unipair desc[2048];
    int rc = 0;

	int fd = open(fontFile, O_RDONLY);
	read(fd, font, sizeof(font));
	read(fd, map, sizeof(map));
        read(fd, &d.entry_ct, sizeof(d.entry_ct));
        d.entries = desc;
        read(fd, desc, d.entry_ct * sizeof(desc[0]));
	close(fd);

	rc = ioctl(1, PIO_FONT, font);
	rc = ioctl(1, PIO_UNIMAPCLR, &u) || rc;
	rc = ioctl(1, PIO_UNIMAP, &d) || rc;
	rc = ioctl(1, PIO_UNISCRNMAP, map) || rc;
        RETVAL = rc == 0;
     OUTPUT:
     RETVAL

int
hasNetDevice(device)
  char * device
  CODE:
    struct ifreq req;
    int s = socket(AF_INET, SOCK_DGRAM, 0);
    if (s == -1) { RETVAL = 0; return; }

    strcpy(req.ifr_name, device);

    RETVAL = ioctl(s, SIOCGIFFLAGS, &req) == 0;
    if (!RETVAL) close(s);
  OUTPUT:
  RETVAL

int
addDefaultRoute(gateway)
  char *gateway
  CODE:
    struct rtentry route;
    struct sockaddr_in addr;
    int s = socket(AF_INET, SOCK_DGRAM, 0);
    if (s == -1) { RETVAL = 0; return; }

    memset(&route, 0, sizeof(route));

    addr.sin_family = AF_INET;
    addr.sin_port = 0;
    inet_aton(gateway, &addr.sin_addr);
    memcpy(&route.rt_gateway, &addr, sizeof(addr));

    addr.sin_addr.s_addr = INADDR_ANY;
    memcpy(&route.rt_dst, &addr, sizeof(addr));
    memcpy(&route.rt_genmask, &addr, sizeof(addr));

    route.rt_flags = RTF_UP | RTF_GATEWAY;
    route.rt_metric = 0;

    RETVAL = !ioctl(s, SIOCADDRT, &route);
  OUTPUT:
  RETVAL

char *
kernel_version()
  CODE:
  struct utsname u;
  if (uname(&u) == 0) RETVAL = u.release; else RETVAL = NULL;
  OUTPUT:
  RETVAL


';

$ENV{C_RPM} and print '
int
rpmReadConfigFiles()
  CODE:
  RETVAL = rpmReadConfigFiles(NULL, NULL) == 0;
  OUTPUT:
  RETVAL

int
rpmdbInit(root, perms)
  char *root
  int perms
  CODE:
  RETVAL = rpmdbInit(root, perms) == 0;
  OUTPUT:
  RETVAL

void *
rpmdbOpen(root)
  char *root
  CODE:
  static rpmdb db;
  RETVAL = rpmdbOpen(root, &db, O_RDWR | O_CREAT, 0644) == 0 ||
           rpmdbOpen(root, &db, O_RDONLY, 0644) == 0 ? db : NULL;
  OUTPUT:
  RETVAL

void *
rpmdbOpenForTraversal(root)
  char *root
  CODE:
  static rpmdb db;
  rpmErrorCallBackType old_cb;
  old_cb = rpmErrorSetCallback(rpmError_callback_empty);
  rpmSetVerbosity(RPMMESS_FATALERROR);
  RETVAL = rpmdbOpenForTraversal(root, &db) == 0 ? db : NULL;
  rpmErrorSetCallback(old_cb);
  rpmSetVerbosity(RPMMESS_NORMAL);
  OUTPUT:
  RETVAL

void
rpmdbClose(db)
  void *db

int
rpmdbTraverse(db, ...)
  void *db
  PREINIT:
  SV *callback = &PL_sv_undef;
  int num, count;
  Header h;
  CODE:
  if (items > 1) {
    callback = ST(1);
  }
  count = 0;
  num = rpmdbFirstRecNum(db);
  while (num) {
    if (callback != &PL_sv_undef && SvROK(callback)) {
      h = rpmdbGetRecord(db, num);
      {
        dSP;
        ENTER;
        SAVETMPS;
        PUSHMARK(sp);
        XPUSHs(sv_2mortal(newSViv((IV)(void *)h)));
        PUTBACK;
        perl_call_sv(callback, G_DISCARD | G_SCALAR);
        FREETMPS;
        LEAVE;
      }
      headerFree(h);
    }
    num = rpmdbNextRecNum(db, num);
    ++count;
  }
  RETVAL = count;
  OUTPUT:
  RETVAL

int
rpmdbNameTraverse(db, name, ...)
  void *db
  char *name
  PREINIT:
  SV *callback = &PL_sv_undef;
  int i, rc;
  Header h;
  rpmErrorCallBackType oldcb;
  dbiIndexSet matches;
  CODE:
  if (items > 2) {
    callback = ST(2);
  }
  rc = rpmdbFindPackage(db, name, &matches);
  if (rc == 0) {
    RETVAL = matches.count;
    if (callback != &PL_sv_undef && SvROK(callback) && matches.count > 0) {
      oldcb = rpmErrorSetCallback(rpmError_callback_empty);
      for (i = 0; i < matches.count; ++i) {
        h = rpmdbGetRecord(db, matches.recs[i].recOffset);

        {
          dSP;
          ENTER;
          SAVETMPS;
          PUSHMARK(sp);
          XPUSHs(sv_2mortal(newSViv((IV)(void *)h)));
          PUTBACK;
          perl_call_sv(callback, G_DISCARD | G_SCALAR);
          FREETMPS;
          LEAVE;
        }

        headerFree(h);
      }
      rpmErrorSetCallback(oldcb);
    }
    dbiFreeIndexRecord(matches);
  } else
    RETVAL = 0;
  OUTPUT:
  RETVAL


void *
rpmtransCreateSet(db, rootdir)
  void *db
  char *rootdir

void
rpmtransAvailablePackage(rpmdep, header, key)
  void *rpmdep
  void *header
  char *key
  CODE:
  rpmtransAvailablePackage(rpmdep, header, strdup(key));

int
rpmtransAddPackage(rpmdep, header, key, update)
  void *rpmdep
  void *header
  char *key
  int update
  CODE:
  rpmTransactionSet r = rpmdep;
  RETVAL = rpmtransAddPackage(r, header, NULL, strdup(key), update, NULL) == 0;
  OUTPUT:
  RETVAL

int
rpmdepOrder(order)
  void *order
  CODE:
  RETVAL = rpmdepOrder(order) == 0;
  OUTPUT:
  RETVAL

void
rpmdepCheck(rpmdep)
  void *rpmdep
  PPCODE:
  struct rpmDependencyConflict * conflicts;
  int numConflicts, i;
  rpmdepCheck(rpmdep, &conflicts, &numConflicts);
  if (numConflicts) {
    EXTEND(SP, numConflicts);
    for (i = 0; i < numConflicts; i++)
      if (conflicts[i].sense == RPMDEP_SENSE_CONFLICTS) {
        fprintf(stderr, "%s conflicts with %s\n", conflicts[i].byName, conflicts[i].needsName);
      } else {
 	if (conflicts[i].suggestedPackage)
 	  PUSHs(sv_2mortal(newSVpv((char *) conflicts[i].suggestedPackage, 0)));
 	else {
 	  char *p = malloc(100 + strlen(conflicts[i].needsName) + strlen(conflicts[i].byName));
 	  sprintf(p, "%s needed but nothing provide it (%s)", conflicts[i].needsName, conflicts[i].byName);
 	  PUSHs(sv_2mortal(newSVpv(p, 0)));
 	  free(p);
      }
    }
  }

void
rpmdepCheckFrom(rpmdep)
  void *rpmdep
  PPCODE:
  struct rpmDependencyConflict * conflicts;
  int numConflicts, i;
  rpmdepCheck(rpmdep, &conflicts, &numConflicts);
  if (numConflicts) {
    EXTEND(SP, numConflicts);
    for (i = 0; i < numConflicts; i++)
        PUSHs(sv_2mortal(newSVpv(conflicts[i].byName, 0)));
  }

int
rpmdbRebuild(root)
  char *root
  CODE:
  rpmErrorCallBackType old_cb;
  old_cb = rpmErrorSetCallback(rpmError_callback_empty);
  rpmSetVerbosity(RPMMESS_FATALERROR);
  RETVAL = rpmdbRebuild(root) == 0;
  rpmErrorSetCallback(old_cb);
  rpmSetVerbosity(RPMMESS_NORMAL);
  OUTPUT:
  RETVAL

void
rpmtransFree(trans)
  void *trans

char *
rpmErrorString()

int
rpmVersionCompare(headerFirst, headerSecond)
  void *headerFirst
  void *headerSecond

void
rpmSetVeryVerbose()
  CODE:
  rpmSetVerbosity(RPMMESS_DEBUG);

void
rpmtransSetScriptFd(trans, fd)
  void *trans
  int fd
  CODE:
  rpmtransSetScriptFd(trans, fdDup(fd));

void
rpmRunTransactions(trans, callbackOpen, callbackClose, callbackMessage, force)
  void *trans
  SV *callbackOpen
  SV *callbackClose
  SV *callbackMessage
  int force
  PPCODE:
  rpmProblemSet probs;
  void *rpmRunTransactions_callback(const Header h, const rpmCallbackType what, const unsigned long amount, const unsigned long total, const void * pkgKey, void * data) {
      static FD_t fd;
      static int last_amount;
      char *msg = NULL;
      char *param_s = NULL;
      const unsigned long *param_ul1 = NULL;
      const unsigned long *param_ul2 = NULL;
      char *n = (char *) pkgKey;

      switch (what) {
      case RPMCALLBACK_INST_OPEN_FILE: {
        int i;
  	dSP;
  	PUSHMARK(sp);
  	XPUSHs(sv_2mortal(newSVpv(n, 0)));
  	PUTBACK;
  	i = perl_call_sv(callbackOpen, G_SCALAR);
        SPAGAIN;
        if (i != 1) croak("Big trouble\n");
        fd = fd2FD_t(POPi);
  	PUTBACK;
        return fd;
      }

      case RPMCALLBACK_INST_CLOSE_FILE: {
	dSP;
  	PUSHMARK(sp);
  	XPUSHs(sv_2mortal(newSVpv(n, 0)));
  	PUTBACK;
  	perl_call_sv(callbackClose, G_DISCARD);
        free(n); /* was strdup in rpmtransAddPackage  */
  	break;
      }

      case RPMCALLBACK_TRANS_START: {
        switch (amount) {
        case 1: msg = "Examining packages to install..."; break;
        case 5: msg = "Examining files to install..."; break;
        case 6: msg = "Finding overlapping files..."; break;
        }
        if (msg) param_ul1 = &total;
      } break;

      case RPMCALLBACK_UNINST_START: {
        msg = "Removing old files...";
        param_ul1 = &total;
      } break;

      case RPMCALLBACK_TRANS_PROGRESS: {
        msg = "Progressing transaction";
        param_ul1 = &amount;
      } break;

      case RPMCALLBACK_UNINST_PROGRESS: {
        msg = "Progressing removing old files";
        param_ul1 = &amount;
      } break;

      case RPMCALLBACK_TRANS_STOP: {
        msg = "Done transaction";
      } break;

      case RPMCALLBACK_UNINST_STOP: {
        msg = "Done removing old files";
      } break;

      case RPMCALLBACK_INST_START: {
        msg = "Starting installing package";
        param_s = n;

        last_amount = 0;
      } break;

      case RPMCALLBACK_INST_PROGRESS:
        if ((amount - last_amount) * 4 / total) {
          msg = "Progressing installing package";
          param_s = n;
          param_ul1 = &amount;
          param_ul2 = &total;

          last_amount = amount;
  	} break;
      default: break;
      }

      if (msg) {
        dSP ;
        PUSHMARK(sp) ;
  	XPUSHs(sv_2mortal(newSVpv(msg, 0)));
        if (param_s) {
  	  XPUSHs(sv_2mortal(newSVpv(param_s, 0)));
        }
        if (param_ul1) {
  	  XPUSHs(sv_2mortal(newSViv(*param_ul1)));
        }
        if (param_ul2) {
          XPUSHs(sv_2mortal(newSViv(*param_ul2)));
        }
  	PUTBACK ;
  	perl_call_sv(callbackMessage, G_DISCARD);
      }
      return NULL;
  }
  if (rpmRunTransactions(trans, rpmRunTransactions_callback, NULL, NULL, &probs, 0, force ? ~0 : ~RPMPROB_FILTER_DISKSPACE)) {
    int i;
    EXTEND(SP, probs->numProblems);
    for (i = 0; i < probs->numProblems; i++) {
      PUSHs(sv_2mortal(newSVpv(rpmProblemString(probs->probs[i]), 0)));
    }
  }

void
rpmErrorSetCallback(fd)
  int fd
  CODE:
  rpmError_callback_data = fd;
  rpmErrorSetCallback(rpmError_callback);

void *
rpmReadPackageHeader(fd)
  int fd
  CODE:
  Header h;
  int isSource, major;
  RETVAL = rpmReadPackageHeader(fd2FD_t(fd), &h, &isSource, &major, NULL) ? NULL : h;
  OUTPUT:
  RETVAL

void *
headerRead(fd, magicp)
  int fd
  int magicp
  CODE:
  RETVAL = (void *) headerRead(fd2FD_t(fd), magicp);
  OUTPUT:
  RETVAL

void
headerFree(header)
  void *header

char *
headerGetEntry_string(h, query)
  void *h
  int query
  CODE:
  int type, count;
  headerGetEntry((Header) h, query, &type, (void **) &RETVAL, &count);
  OUTPUT:
  RETVAL

int
headerGetEntry_int(h, query)
  void *h
  int query
  CODE:
  int type, count, *i;
  headerGetEntry((Header) h, query, &type, (void **) &i, &count);
  RETVAL = *i;
  OUTPUT:
  RETVAL

void
headerGetEntry_string_list(h, query)
  void *h
  int query
  PPCODE:
  int i, type, count = 0;
  char **strlist = (char **) NULL;
  if (headerGetEntry((Header) h, query, &type, (void**) &strlist, &count) && count) {
    EXTEND(SP, count);
    for (i = 0; i < count; i++) {
      PUSHs(sv_2mortal(newSVpv(strlist[i], 0)));
    }
  }
  free(strlist);
';

@macros = (
  [ qw(int S_IFCHR S_IFBLK KDSKBENT KT_SPEC NR_KEYS MAX_NR_KEYMAPS BLKRRPART TIOCSCTTY
       HDIO_GETGEO BLKGETSIZE
       MS_MGC_VAL MS_RDONLY O_NONBLOCK SECTORSIZE WNOHANG
       VT_ACTIVATE VT_WAITACTIVE VT_GETSTATE CDROM_LOCKDOOR CDROMEJECT
       ) ],
);
push @macros, [ qw(int RPMTAG_NAME RPMTAG_GROUP RPMTAG_SIZE RPMTAG_VERSION RPMTAG_SUMMARY RPMTAG_DESCRIPTION RPMTAG_RELEASE RPMTAG_ARCH RPMTAG_FILENAMES RPMTAG_OBSOLETES) ]
  if $ENV{C_RPM};

$\= "\n";
print;

foreach (@macros) {
    my ($type, @l) = @$_;
    foreach (@l) {
	print<< "END"
$type
$_()
  CODE:
  RETVAL = $_;

  OUTPUT:
  RETVAL

END

    }
}