00001
00006 #include "system.h"
00007
00008 #include <rpmio_internal.h>
00009 #include <rpmlib.h>
00010
00011 #include "cpio.h"
00012
00013 #include "fsm.h"
00014 #define fsmUNSAFE fsmStage
00015
00016 #include "rpmerr.h"
00017
00018 #define _RPMFI_INTERNAL
00019 #include "rpmfi.h"
00020 #include "rpmte.h"
00021 #include "rpmts.h"
00022 #include "rpmsq.h"
00023
00024 #include "ugid.h"
00025
00026 #include "debug.h"
00027
00028
00029
00030
00031
00032
00033
00034 #define alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s))
00035
00036 #define _FSM_DEBUG 0
00037
00038 int _fsm_debug = _FSM_DEBUG;
00039
00040
00041
00042 int _fsm_threads = 0;
00043
00044
00045
00046
00047
00048 int strict_erasures = 0;
00049
00050
00051 rpmts fsmGetTs(const FSM_t fsm) {
00052 const FSMI_t iter = fsm->iter;
00053
00054 return (iter ? iter->ts : NULL);
00055
00056 }
00057
00058 rpmfi fsmGetFi(const FSM_t fsm)
00059 {
00060 const FSMI_t iter = fsm->iter;
00061
00062 return (iter ? iter->fi : NULL);
00063
00064 }
00065
00066 #define SUFFIX_RPMORIG ".rpmorig"
00067 #define SUFFIX_RPMSAVE ".rpmsave"
00068 #define SUFFIX_RPMNEW ".rpmnew"
00069
00078 static
00079 const char * fsmFsPath( const FSM_t fsm,
00080 const struct stat * st,
00081 const char * subdir,
00082 const char * suffix)
00083
00084
00085 {
00086 const char * s = NULL;
00087
00088 if (fsm) {
00089 int nb;
00090 char * t;
00091 nb = strlen(fsm->dirName) +
00092 (st && !S_ISDIR(st->st_mode) ? (subdir ? strlen(subdir) : 0) : 0) +
00093 (st && !S_ISDIR(st->st_mode) ? (suffix ? strlen(suffix) : 0) : 0) +
00094 strlen(fsm->baseName) + 1;
00095
00096 s = t = xmalloc(nb);
00097 t = stpcpy(t, fsm->dirName);
00098 if (st && !S_ISDIR(st->st_mode))
00099 if (subdir) t = stpcpy(t, subdir);
00100 t = stpcpy(t, fsm->baseName);
00101 if (st && !S_ISDIR(st->st_mode))
00102 if (suffix) t = stpcpy(t, suffix);
00103
00104 }
00105 return s;
00106 }
00107
00113 static void * mapFreeIterator( void * p)
00114
00115
00116 {
00117 FSMI_t iter = p;
00118 if (iter) {
00119
00120 iter->ts = rpmtsFree(iter->ts);
00121
00122 iter->fi = rpmfiUnlink(iter->fi, "mapIterator");
00123 }
00124 return _free(p);
00125 }
00126
00133 static void *
00134 mapInitIterator(rpmts ts, rpmfi fi)
00135
00136 {
00137 FSMI_t iter = NULL;
00138
00139 iter = xcalloc(1, sizeof(*iter));
00140 iter->ts = rpmtsLink(ts, "mapIterator");
00141 iter->fi = rpmfiLink(fi, "mapIterator");
00142 iter->reverse = (rpmteType(fi->te) == TR_REMOVED && fi->action != FA_COPYOUT);
00143 iter->i = (iter->reverse ? (fi->fc - 1) : 0);
00144 iter->isave = iter->i;
00145 return iter;
00146 }
00147
00153 static int mapNextIterator( void * a)
00154
00155 {
00156 FSMI_t iter = a;
00157 int i = -1;
00158
00159 if (iter) {
00160 const rpmfi fi = iter->fi;
00161 if (iter->reverse) {
00162 if (iter->i >= 0) i = iter->i--;
00163 } else {
00164 if (iter->i < fi->fc) i = iter->i++;
00165 }
00166 iter->isave = i;
00167 }
00168 return i;
00169 }
00170
00173
00174 static int cpioStrCmp(const void * a, const void * b)
00175
00176 {
00177 const char * afn = *(const char **)a;
00178 const char * bfn = *(const char **)b;
00179
00180
00181 #ifdef VERY_OLD_BUGGY_RPM_PACKAGES
00182 if (strchr(afn, '/') == NULL)
00183 bfn = strrchr(bfn, '/') + 1;
00184 #endif
00185
00186
00187 if (afn[0] == '.' && afn[1] == '/') afn += 2;
00188 if (bfn[0] == '.' && bfn[1] == '/') bfn += 2;
00189
00190
00191 if (afn[0] == '/') afn += 1;
00192 if (bfn[0] == '/') bfn += 1;
00193
00194 return strcmp(afn, bfn);
00195 }
00196
00197
00204
00205 static int mapFind( FSMI_t iter, const char * fsmPath)
00206
00207 {
00208 int ix = -1;
00209
00210 if (iter) {
00211 const rpmfi fi = iter->fi;
00212 if (fi && fi->fc > 0 && fi->apath && fsmPath && *fsmPath) {
00213 const char ** p = NULL;
00214
00215
00216 if (fi->apath != NULL)
00217 p = bsearch(&fsmPath, fi->apath, fi->fc, sizeof(fsmPath),
00218 cpioStrCmp);
00219
00220 if (p) {
00221 iter->i = p - fi->apath;
00222 ix = mapNextIterator(iter);
00223 }
00224 }
00225 }
00226 return ix;
00227 }
00228
00229
00233 typedef struct dnli_s {
00234 rpmfi fi;
00235
00236 char * active;
00237 int reverse;
00238 int isave;
00239 int i;
00240 } * DNLI_t;
00241
00247 static void * dnlFreeIterator( const void * a)
00248
00249 {
00250 if (a) {
00251 DNLI_t dnli = (void *)a;
00252 if (dnli->active) free(dnli->active);
00253 }
00254 return _free(a);
00255 }
00256
00259 static inline int dnlCount( const DNLI_t dnli)
00260
00261 {
00262 return (dnli ? dnli->fi->dc : 0);
00263 }
00264
00267 static inline int dnlIndex( const DNLI_t dnli)
00268
00269 {
00270 return (dnli ? dnli->isave : -1);
00271 }
00272
00279
00280
00281 static
00282 void * dnlInitIterator( const FSM_t fsm,
00283 int reverse)
00284
00285
00286 {
00287 rpmfi fi = fsmGetFi(fsm);
00288 DNLI_t dnli;
00289 int i, j;
00290
00291 if (fi == NULL)
00292 return NULL;
00293 dnli = xcalloc(1, sizeof(*dnli));
00294 dnli->fi = fi;
00295 dnli->reverse = reverse;
00296
00297 dnli->i = (reverse ? fi->dc : 0);
00298
00299
00300 if (fi->dc) {
00301 dnli->active = xcalloc(fi->dc, sizeof(*dnli->active));
00302
00303
00304
00305 for (i = 0; i < fi->fc; i++)
00306 if (!XFA_SKIPPING(fi->actions[i])) dnli->active[fi->dil[i]] = 1;
00307
00308
00309
00310 for (i = 0; i < fi->fc; i++) {
00311 int dil, dnlen, bnlen;
00312
00313 if (!S_ISDIR(fi->fmodes[i]))
00314 continue;
00315
00316 dil = fi->dil[i];
00317 dnlen = strlen(fi->dnl[dil]);
00318 bnlen = strlen(fi->bnl[i]);
00319
00320 for (j = 0; j < fi->dc; j++) {
00321 const char * dnl;
00322 int jlen;
00323
00324 if (!dnli->active[j] || j == dil)
00325 continue;
00326 dnl = fi->dnl[j];
00327 jlen = strlen(dnl);
00328 if (jlen != (dnlen+bnlen+1))
00329 continue;
00330 if (strncmp(dnl, fi->dnl[dil], dnlen))
00331 continue;
00332 if (strncmp(dnl+dnlen, fi->bnl[i], bnlen))
00333 continue;
00334 if (dnl[dnlen+bnlen] != '/' || dnl[dnlen+bnlen+1] != '\0')
00335 continue;
00336
00337
00338 dnli->active[j] = 0;
00339
00340 break;
00341 }
00342 }
00343
00344
00345 if (!reverse) {
00346 j = 0;
00347 for (i = 0; i < fi->dc; i++) {
00348 if (!dnli->active[i]) continue;
00349 if (j == 0) {
00350 j = 1;
00351 rpmMessage(RPMMESS_DEBUG,
00352 _("========== Directories not explicitly included in package:\n"));
00353 }
00354 rpmMessage(RPMMESS_DEBUG, _("%10d %s\n"), i, fi->dnl[i]);
00355 }
00356 if (j)
00357 rpmMessage(RPMMESS_DEBUG, "==========\n");
00358 }
00359 }
00360 return dnli;
00361 }
00362
00363
00364
00370
00371 static
00372 const char * dnlNextIterator( DNLI_t dnli)
00373
00374 {
00375 const char * dn = NULL;
00376
00377 if (dnli) {
00378 rpmfi fi = dnli->fi;
00379 int i = -1;
00380
00381 if (dnli->active)
00382 do {
00383 i = (!dnli->reverse ? dnli->i++ : --dnli->i);
00384 } while (i >= 0 && i < fi->dc && !dnli->active[i]);
00385
00386 if (i >= 0 && i < fi->dc)
00387 dn = fi->dnl[i];
00388 else
00389 i = -1;
00390 dnli->isave = i;
00391 }
00392 return dn;
00393 }
00394
00395
00396 static void * fsmThread(void * arg)
00397
00398
00399 {
00400 FSM_t fsm = arg;
00401
00402 return ((void *) fsmStage(fsm, fsm->nstage));
00403
00404 }
00405
00406 int fsmNext(FSM_t fsm, fileStage nstage)
00407
00408
00409 {
00410 fsm->nstage = nstage;
00411 if (_fsm_threads)
00412 return rpmsqJoin( rpmsqThread(fsmThread, fsm) );
00413 return fsmStage(fsm, fsm->nstage);
00414 }
00415
00421
00422 static int saveHardLink( FSM_t fsm)
00423
00424
00425
00426
00427
00428 {
00429 struct stat * st = &fsm->sb;
00430 int rc = 0;
00431 int ix = -1;
00432 int j;
00433
00434
00435
00436 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
00437 if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
00438 break;
00439 }
00440
00441
00442
00443
00444
00445 if (fsm->li == NULL) {
00446 fsm->li = xcalloc(1, sizeof(*fsm->li));
00447 fsm->li->next = NULL;
00448 fsm->li->sb = *st;
00449 fsm->li->nlink = st->st_nlink;
00450 fsm->li->linkIndex = fsm->ix;
00451 fsm->li->createdPath = -1;
00452
00453 fsm->li->filex = xcalloc(st->st_nlink, sizeof(fsm->li->filex[0]));
00454 memset(fsm->li->filex, -1, (st->st_nlink * sizeof(fsm->li->filex[0])));
00455 fsm->li->nsuffix = xcalloc(st->st_nlink, sizeof(*fsm->li->nsuffix));
00456
00457 if (fsm->goal == FSM_PKGBUILD)
00458 fsm->li->linksLeft = st->st_nlink;
00459 if (fsm->goal == FSM_PKGINSTALL)
00460 fsm->li->linksLeft = 0;
00461
00462
00463 fsm->li->next = fsm->links;
00464
00465 fsm->links = fsm->li;
00466 }
00467
00468
00469
00470 if (fsm->goal == FSM_PKGBUILD) --fsm->li->linksLeft;
00471
00472 fsm->li->filex[fsm->li->linksLeft] = fsm->ix;
00473
00474 fsm->li->nsuffix[fsm->li->linksLeft] = fsm->nsuffix;
00475
00476
00477 if (fsm->goal == FSM_PKGINSTALL) fsm->li->linksLeft++;
00478
00479 if (fsm->goal == FSM_PKGBUILD)
00480 return (fsm->li->linksLeft > 0);
00481
00482 if (fsm->goal != FSM_PKGINSTALL)
00483 return 0;
00484
00485 if (!(st->st_size || fsm->li->linksLeft == st->st_nlink))
00486 return 1;
00487
00488
00489 { rpmfi fi = fsmGetFi(fsm);
00490
00491 for (j = fsm->li->linksLeft - 1; j >= 0; j--) {
00492 ix = fsm->li->filex[j];
00493 if (ix < 0 || XFA_SKIPPING(fi->actions[ix]))
00494 continue;
00495 break;
00496 }
00497 }
00498
00499
00500 if (ix < 0 || j < 0)
00501 return 1;
00502
00503
00504 fsm->li->linkIndex = j;
00505 fsm->path = _free(fsm->path);
00506 fsm->ix = ix;
00507 rc = fsmNext(fsm, FSM_MAP);
00508 return rc;
00509 }
00510
00511
00517 static void * freeHardLink( struct hardLink_s * li)
00518
00519 {
00520 if (li) {
00521 li->nsuffix = _free(li->nsuffix);
00522 li->filex = _free(li->filex);
00523 }
00524 return _free(li);
00525 }
00526
00527 FSM_t newFSM(void)
00528 {
00529 FSM_t fsm = xcalloc(1, sizeof(*fsm));
00530 return fsm;
00531 }
00532
00533 FSM_t freeFSM(FSM_t fsm)
00534 {
00535 if (fsm) {
00536 fsm->path = _free(fsm->path);
00537
00538 while ((fsm->li = fsm->links) != NULL) {
00539 fsm->links = fsm->li->next;
00540 fsm->li->next = NULL;
00541 fsm->li = freeHardLink(fsm->li);
00542 }
00543
00544 fsm->dnlx = _free(fsm->dnlx);
00545 fsm->ldn = _free(fsm->ldn);
00546 fsm->iter = mapFreeIterator(fsm->iter);
00547 }
00548 return _free(fsm);
00549 }
00550
00551 int fsmSetup(FSM_t fsm, fileStage goal,
00552 const rpmts ts, const rpmfi fi, FD_t cfd,
00553 unsigned int * archiveSize, const char ** failedFile)
00554 {
00555 size_t pos = 0;
00556 int rc, ec = 0;
00557
00558 fsm->goal = goal;
00559 if (cfd != NULL) {
00560 fsm->cfd = fdLink(cfd, "persist (fsm)");
00561 pos = fdGetCpioPos(fsm->cfd);
00562 fdSetCpioPos(fsm->cfd, 0);
00563 }
00564 fsm->iter = mapInitIterator(ts, fi);
00565
00566 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
00567 void * ptr;
00568 fi->archivePos = 0;
00569 ptr = rpmtsNotify(ts, fi->te,
00570 RPMCALLBACK_INST_START, fi->archivePos, fi->archiveSize);
00571 }
00572
00573
00574
00575 fsm->archiveSize = archiveSize;
00576 if (fsm->archiveSize)
00577 *fsm->archiveSize = 0;
00578 fsm->failedFile = failedFile;
00579 if (fsm->failedFile)
00580 *fsm->failedFile = NULL;
00581
00582
00583
00584 memset(fsm->sufbuf, 0, sizeof(fsm->sufbuf));
00585 if (fsm->goal == FSM_PKGINSTALL) {
00586 if (ts && rpmtsGetTid(ts) != -1)
00587 sprintf(fsm->sufbuf, ";%08x", (unsigned)rpmtsGetTid(ts));
00588 }
00589
00590 ec = fsm->rc = 0;
00591 rc = fsmUNSAFE(fsm, FSM_CREATE);
00592 if (rc && !ec) ec = rc;
00593
00594 rc = fsmUNSAFE(fsm, fsm->goal);
00595 if (rc && !ec) ec = rc;
00596
00597
00598 if (fsm->archiveSize && ec == 0)
00599 *fsm->archiveSize = (fdGetCpioPos(fsm->cfd) - pos);
00600
00601
00602
00603 return ec;
00604
00605 }
00606
00607 int fsmTeardown(FSM_t fsm)
00608 {
00609 int rc = fsm->rc;
00610
00611 if (!rc)
00612 rc = fsmUNSAFE(fsm, FSM_DESTROY);
00613
00614 fsm->iter = mapFreeIterator(fsm->iter);
00615 if (fsm->cfd != NULL) {
00616 fsm->cfd = fdFree(fsm->cfd, "persist (fsm)");
00617 fsm->cfd = NULL;
00618 }
00619 fsm->failedFile = NULL;
00620 return rc;
00621 }
00622
00623 static int fsmMapFContext(FSM_t fsm)
00624
00625 {
00626 rpmts ts = fsmGetTs(fsm);
00627 rpmfi fi = fsmGetFi(fsm);
00628 struct stat * st = &fsm->sb;
00629
00630
00631
00632
00633 fsm->fcontext = NULL;
00634 if (ts != NULL && rpmtsSELinuxEnabled(ts) == 1 &&
00635 !(rpmtsFlags(ts) & RPMTRANS_FLAG_NOCONTEXTS))
00636 {
00637 security_context_t scon = NULL;
00638
00639 if ( matchpathcon(fsm->path, st->st_mode, &scon) == 0 && scon != NULL) {
00640
00641 fsm->fcontext = scon;
00642 } else {
00643 int i = fsm->ix;
00644
00645
00646 if (fi && i >= 0 && i < fi->fc) {
00647 fsm->fcontext = (fi->fcontexts ? fi->fcontexts[i] : NULL);
00648 return 1;
00649 }
00650 }
00651 }
00652 return 0;
00653 }
00654
00655 int fsmMapPath(FSM_t fsm)
00656 {
00657 rpmfi fi = fsmGetFi(fsm);
00658 int rc = 0;
00659 int i;
00660
00661 fsm->osuffix = NULL;
00662 fsm->nsuffix = NULL;
00663 fsm->astriplen = 0;
00664 fsm->action = FA_UNKNOWN;
00665 fsm->mapFlags = 0;
00666
00667 i = fsm->ix;
00668 if (fi && i >= 0 && i < fi->fc) {
00669
00670
00671 fsm->astriplen = fi->astriplen;
00672 fsm->action = (fi->actions ? fi->actions[i] : fi->action);
00673 fsm->fflags = (fi->fflags ? fi->fflags[i] : fi->flags);
00674 fsm->mapFlags = (fi->fmapflags ? fi->fmapflags[i] : fi->mapflags);
00675
00676
00677 fsm->dirName = fi->dnl[fi->dil[i]];
00678 fsm->baseName = fi->bnl[i];
00679
00680
00681
00682 switch (fsm->action) {
00683 case FA_SKIP:
00684 break;
00685 case FA_UNKNOWN:
00686 break;
00687
00688 case FA_COPYOUT:
00689 break;
00690 case FA_COPYIN:
00691 case FA_CREATE:
00692 assert(rpmteType(fi->te) == TR_ADDED);
00693 break;
00694
00695 case FA_SKIPNSTATE:
00696 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00697 fi->fstates[i] = RPMFILE_STATE_NOTINSTALLED;
00698 break;
00699
00700 case FA_SKIPNETSHARED:
00701 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00702 fi->fstates[i] = RPMFILE_STATE_NETSHARED;
00703 break;
00704
00705 case FA_SKIPCOLOR:
00706 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00707 fi->fstates[i] = RPMFILE_STATE_WRONGCOLOR;
00708 break;
00709
00710 case FA_BACKUP:
00711 if (!(fsm->fflags & RPMFILE_GHOST))
00712 switch (rpmteType(fi->te)) {
00713 case TR_ADDED:
00714 fsm->osuffix = SUFFIX_RPMORIG;
00715 break;
00716 case TR_REMOVED:
00717 fsm->osuffix = SUFFIX_RPMSAVE;
00718 break;
00719 }
00720 break;
00721
00722 case FA_ALTNAME:
00723 assert(rpmteType(fi->te) == TR_ADDED);
00724 if (!(fsm->fflags & RPMFILE_GHOST))
00725 fsm->nsuffix = SUFFIX_RPMNEW;
00726 break;
00727
00728 case FA_SAVE:
00729 assert(rpmteType(fi->te) == TR_ADDED);
00730 if (!(fsm->fflags & RPMFILE_GHOST))
00731 fsm->osuffix = SUFFIX_RPMSAVE;
00732 break;
00733 case FA_ERASE:
00734 #if 0
00735 assert(rpmteType(fi->te) == TR_REMOVED);
00736 #endif
00737
00738
00739
00740
00741 break;
00742 default:
00743 break;
00744 }
00745
00746
00747 if ((fsm->mapFlags & CPIO_MAP_PATH) || fsm->nsuffix) {
00748 const struct stat * st = &fsm->sb;
00749 fsm->path = _free(fsm->path);
00750 fsm->path = fsmFsPath(fsm, st, fsm->subdir,
00751 (fsm->suffix ? fsm->suffix : fsm->nsuffix));
00752 }
00753 }
00754 return rc;
00755 }
00756
00757 int fsmMapAttrs(FSM_t fsm)
00758 {
00759 struct stat * st = &fsm->sb;
00760 rpmfi fi = fsmGetFi(fsm);
00761 int i = fsm->ix;
00762
00763 if (fi && i >= 0 && i < fi->fc) {
00764 mode_t perms = (S_ISDIR(st->st_mode) ? fi->dperms : fi->fperms);
00765 mode_t finalMode = (fi->fmodes ? fi->fmodes[i] : perms);
00766 dev_t finalRdev = (fi->frdevs ? fi->frdevs[i] : 0);
00767 int_32 finalMtime = (fi->fmtimes ? fi->fmtimes[i] : 0);
00768 uid_t uid = fi->uid;
00769 gid_t gid = fi->gid;
00770
00771 if (fi->fuser && unameToUid(fi->fuser[i], &uid)) {
00772 if (fsm->goal == FSM_PKGINSTALL)
00773 rpmMessage(RPMMESS_WARNING,
00774 _("user %s does not exist - using root\n"), fi->fuser[i]);
00775 uid = 0;
00776 finalMode &= ~S_ISUID;
00777 }
00778
00779 if (fi->fgroup && gnameToGid(fi->fgroup[i], &gid)) {
00780 if (fsm->goal == FSM_PKGINSTALL)
00781 rpmMessage(RPMMESS_WARNING,
00782 _("group %s does not exist - using root\n"), fi->fgroup[i]);
00783 gid = 0;
00784 finalMode &= ~S_ISGID;
00785 }
00786
00787 if (fsm->mapFlags & CPIO_MAP_MODE)
00788 st->st_mode = (st->st_mode & S_IFMT) | (finalMode & ~S_IFMT);
00789 if (fsm->mapFlags & CPIO_MAP_TYPE) {
00790 st->st_mode = (st->st_mode & ~S_IFMT) | (finalMode & S_IFMT);
00791 if ((S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode))
00792 && st->st_nlink == 0)
00793 st->st_nlink = 1;
00794 st->st_rdev = finalRdev;
00795 st->st_mtime = finalMtime;
00796 }
00797 if (fsm->mapFlags & CPIO_MAP_UID)
00798 st->st_uid = uid;
00799 if (fsm->mapFlags & CPIO_MAP_GID)
00800 st->st_gid = gid;
00801
00802 { rpmts ts = fsmGetTs(fsm);
00803
00804
00805
00806
00807 if (ts != NULL && !(rpmtsFlags(ts) & RPMTRANS_FLAG_NOMD5)) {
00808 fsm->fmd5sum = (fi->fmd5s ? fi->fmd5s[i] : NULL);
00809 fsm->md5sum = (fi->md5s ? (fi->md5s + (16 * i)) : NULL);
00810 } else {
00811 fsm->fmd5sum = NULL;
00812 fsm->md5sum = NULL;
00813 }
00814 }
00815
00816 }
00817 return 0;
00818 }
00819
00825
00826 static int expandRegular( FSM_t fsm)
00827
00828
00829
00830 {
00831 const struct stat * st = &fsm->sb;
00832 int rc = 0;
00833 rpmfi fi = fsmGetFi(fsm);
00834 int fx = rpmfiSetFX(fi, fsm->ix);
00835 int_32 left = rpmfiFSize(fi);
00836 rpmfiSetFX(fi, fx);
00837
00838 rc = fsmNext(fsm, FSM_WOPEN);
00839 if (rc)
00840 goto exit;
00841
00842 if (st->st_size > 0 && (fsm->fmd5sum != NULL || fsm->md5sum != NULL))
00843 fdInitDigest(fsm->wfd, PGPHASHALGO_MD5, 0);
00844
00845 while (left) {
00846
00847 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
00848 rc = fsmNext(fsm, FSM_DREAD);
00849 if (rc)
00850 goto exit;
00851
00852 rc = fsmNext(fsm, FSM_WRITE);
00853 if (rc)
00854 goto exit;
00855
00856 left -= fsm->wrnb;
00857
00858
00859 if (!rc && left)
00860 (void) fsmNext(fsm, FSM_NOTIFY);
00861 }
00862
00863 if (st->st_size > 0 && (fsm->fmd5sum || fsm->md5sum)) {
00864 void * md5sum = NULL;
00865 int asAscii = (fsm->md5sum == NULL ? 1 : 0);
00866
00867 (void) Fflush(fsm->wfd);
00868 fdFiniDigest(fsm->wfd, PGPHASHALGO_MD5, &md5sum, NULL, asAscii);
00869
00870 if (md5sum == NULL) {
00871 rc = CPIOERR_MD5SUM_MISMATCH;
00872 goto exit;
00873 }
00874
00875 if (fsm->md5sum != NULL) {
00876 if (memcmp(md5sum, fsm->md5sum, 16))
00877 rc = CPIOERR_MD5SUM_MISMATCH;
00878 } else {
00879 if (strcmp(md5sum, fsm->fmd5sum))
00880 rc = CPIOERR_MD5SUM_MISMATCH;
00881 }
00882 md5sum = _free(md5sum);
00883 }
00884
00885 exit:
00886 (void) fsmNext(fsm, FSM_WCLOSE);
00887 return rc;
00888 }
00889
00890
00897
00898 static int writeFile( FSM_t fsm, int writeData)
00899
00900
00901
00902 {
00903 const char * path = fsm->path;
00904 const char * opath = fsm->opath;
00905 struct stat * st = &fsm->sb;
00906 struct stat * ost = &fsm->osb;
00907 char * symbuf = NULL;
00908 int left;
00909 int xx;
00910 int rc;
00911
00912 st->st_size = (writeData ? ost->st_size : 0);
00913
00914
00915 if (S_ISDIR(st->st_mode)) {
00916 st->st_size = 0;
00917 } else if (S_ISLNK(st->st_mode)) {
00918
00919
00920
00921
00922
00923 rc = fsmUNSAFE(fsm, FSM_READLINK);
00924 if (rc) goto exit;
00925 st->st_size = fsm->rdnb;
00926 symbuf = alloca_strdup(fsm->rdbuf);
00927 }
00928
00929
00930 if (fsm->mapFlags & CPIO_MAP_ABSOLUTE) {
00931
00932 int nb = strlen(fsm->dirName) + strlen(fsm->baseName) + sizeof(".");
00933 char * t = alloca(nb);
00934 *t = '\0';
00935 fsm->path = t;
00936 if (fsm->mapFlags & CPIO_MAP_ADDDOT)
00937 *t++ = '.';
00938 t = stpcpy( stpcpy(t, fsm->dirName), fsm->baseName);
00939
00940 } else if (fsm->mapFlags & CPIO_MAP_PATH) {
00941 rpmfi fi = fsmGetFi(fsm);
00942 fsm->path =
00943 (fi->apath ? fi->apath[fsm->ix] + fi->striplen : fi->bnl[fsm->ix]);
00944 }
00945
00946 rc = fsmNext(fsm, FSM_HWRITE);
00947 fsm->path = path;
00948 if (rc) goto exit;
00949
00950 if (writeData && S_ISREG(st->st_mode)) {
00951 #ifdef HAVE_MMAP
00952 char * rdbuf = NULL;
00953 void * mapped = (void *)-1;
00954 size_t nmapped;
00955 #endif
00956
00957 rc = fsmNext(fsm, FSM_ROPEN);
00958 if (rc) goto exit;
00959
00960
00961 #ifdef HAVE_MMAP
00962 nmapped = 0;
00963 mapped = mmap(NULL, st->st_size, PROT_READ, MAP_SHARED, Fileno(fsm->rfd), 0);
00964 if (mapped != (void *)-1) {
00965 rdbuf = fsm->rdbuf;
00966 fsm->rdbuf = (char *) mapped;
00967 fsm->rdlen = nmapped = st->st_size;
00968 #if defined(MADV_DONTNEED)
00969 xx = madvise(mapped, nmapped, MADV_DONTNEED);
00970 #endif
00971 }
00972 #endif
00973
00974 left = st->st_size;
00975
00976 while (left) {
00977 #ifdef HAVE_MMAP
00978 if (mapped != (void *)-1) {
00979 fsm->rdnb = nmapped;
00980 } else
00981 #endif
00982 {
00983 fsm->rdlen = (left > fsm->rdsize ? fsm->rdsize : left),
00984 rc = fsmNext(fsm, FSM_READ);
00985 if (rc) goto exit;
00986 }
00987
00988
00989 rc = fsmNext(fsm, FSM_DWRITE);
00990 if (rc) goto exit;
00991
00992 left -= fsm->wrnb;
00993 }
00994
00995 #ifdef HAVE_MMAP
00996
00997 if (mapped != (void *)-1) {
00998 xx = msync(mapped, nmapped, MS_ASYNC);
00999 #if defined(MADV_DONTNEED)
01000 xx = madvise(mapped, nmapped, MADV_DONTNEED);
01001 #endif
01002
01003 xx = munmap(mapped, nmapped);
01004
01005 fsm->rdbuf = rdbuf;
01006 }
01007
01008 #endif
01009
01010 } else if (writeData && S_ISLNK(st->st_mode)) {
01011
01012
01013 strcpy(fsm->rdbuf, symbuf);
01014
01015 fsm->rdnb = strlen(symbuf);
01016 rc = fsmNext(fsm, FSM_DWRITE);
01017 if (rc) goto exit;
01018 }
01019
01020 rc = fsmNext(fsm, FSM_PAD);
01021 if (rc) goto exit;
01022
01023 rc = 0;
01024
01025 exit:
01026 if (fsm->rfd != NULL)
01027 (void) fsmNext(fsm, FSM_RCLOSE);
01028
01029 fsm->opath = opath;
01030 fsm->path = path;
01031
01032 return rc;
01033 }
01034
01035
01041 static int writeLinkedFile( FSM_t fsm)
01042
01043
01044
01045 {
01046 const char * path = fsm->path;
01047 const char * nsuffix = fsm->nsuffix;
01048 int iterIndex = fsm->ix;
01049 int ec = 0;
01050 int rc;
01051 int i;
01052
01053 fsm->path = NULL;
01054 fsm->nsuffix = NULL;
01055 fsm->ix = -1;
01056
01057
01058
01059 for (i = fsm->li->nlink - 1; i >= 0; i--) {
01060
01061 if (fsm->li->filex[i] < 0) continue;
01062
01063 fsm->ix = fsm->li->filex[i];
01064
01065 rc = fsmNext(fsm, FSM_MAP);
01066
01067
01068
01069 rc = writeFile(fsm, (i == 0));
01070 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
01071 ec = rc;
01072 *fsm->failedFile = xstrdup(fsm->path);
01073 }
01074
01075 fsm->path = _free(fsm->path);
01076 fsm->li->filex[i] = -1;
01077 }
01078
01079
01080
01081 fsm->ix = iterIndex;
01082 fsm->nsuffix = nsuffix;
01083 fsm->path = path;
01084 return ec;
01085 }
01086
01092
01093
01094 static int fsmMakeLinks( FSM_t fsm)
01095
01096
01097
01098 {
01099 const char * path = fsm->path;
01100 const char * opath = fsm->opath;
01101 const char * nsuffix = fsm->nsuffix;
01102 int iterIndex = fsm->ix;
01103 int ec = 0;
01104 int rc;
01105 int i;
01106
01107 fsm->path = NULL;
01108 fsm->opath = NULL;
01109 fsm->nsuffix = NULL;
01110 fsm->ix = -1;
01111
01112 fsm->ix = fsm->li->filex[fsm->li->createdPath];
01113 rc = fsmNext(fsm, FSM_MAP);
01114 fsm->opath = fsm->path;
01115 fsm->path = NULL;
01116
01117 for (i = 0; i < fsm->li->nlink; i++) {
01118 if (fsm->li->filex[i] < 0) continue;
01119 if (fsm->li->createdPath == i) continue;
01120
01121 fsm->ix = fsm->li->filex[i];
01122 fsm->path = _free(fsm->path);
01123 rc = fsmNext(fsm, FSM_MAP);
01124 if (XFA_SKIPPING(fsm->action)) continue;
01125
01126 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01127 if (!rc) continue;
01128 if (!(rc == CPIOERR_ENOENT)) break;
01129
01130
01131 rc = fsmNext(fsm, FSM_LINK);
01132 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
01133 ec = rc;
01134
01135 *fsm->failedFile = xstrdup(fsm->path);
01136
01137 }
01138
01139 fsm->li->linksLeft--;
01140 }
01141
01142 fsm->path = _free(fsm->path);
01143 fsm->opath = _free(fsm->opath);
01144
01145 fsm->ix = iterIndex;
01146 fsm->nsuffix = nsuffix;
01147 fsm->path = path;
01148 fsm->opath = opath;
01149 return ec;
01150 }
01151
01152
01153
01159
01160 static int fsmCommitLinks( FSM_t fsm)
01161
01162
01163
01164
01165 {
01166 const char * path = fsm->path;
01167 const char * nsuffix = fsm->nsuffix;
01168 int iterIndex = fsm->ix;
01169 struct stat * st = &fsm->sb;
01170 int rc = 0;
01171 int i;
01172
01173 fsm->path = NULL;
01174 fsm->nsuffix = NULL;
01175 fsm->ix = -1;
01176
01177
01178 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
01179 if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
01180 break;
01181 }
01182
01183
01184
01185 for (i = 0; i < fsm->li->nlink; i++) {
01186 if (fsm->li->filex[i] < 0) continue;
01187 fsm->ix = fsm->li->filex[i];
01188 rc = fsmNext(fsm, FSM_MAP);
01189 if (!XFA_SKIPPING(fsm->action))
01190 rc = fsmNext(fsm, FSM_COMMIT);
01191 fsm->path = _free(fsm->path);
01192 fsm->li->filex[i] = -1;
01193 }
01194
01195
01196 fsm->ix = iterIndex;
01197 fsm->nsuffix = nsuffix;
01198 fsm->path = path;
01199 return rc;
01200 }
01201
01202
01208 static int fsmRmdirs( FSM_t fsm)
01209
01210
01211
01212 {
01213 const char * path = fsm->path;
01214 void * dnli = dnlInitIterator(fsm, 1);
01215 char * dn = fsm->rdbuf;
01216 int dc = dnlCount(dnli);
01217 int rc = 0;
01218
01219 fsm->path = NULL;
01220
01221 dn[0] = '\0';
01222
01223 if (fsm->ldn != NULL && fsm->dnlx != NULL)
01224 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
01225 int dnlen = strlen(fsm->path);
01226 char * te;
01227
01228 dc = dnlIndex(dnli);
01229 if (fsm->dnlx[dc] < 1 || fsm->dnlx[dc] >= dnlen)
01230 continue;
01231
01232
01233 te = stpcpy(dn, fsm->path) - 1;
01234 fsm->path = dn;
01235
01236
01237
01238 do {
01239 if (*te == '/') {
01240 *te = '\0';
01241
01242 rc = fsmNext(fsm, FSM_RMDIR);
01243
01244 *te = '/';
01245 }
01246 if (rc)
01247 break;
01248 te--;
01249 } while ((te - fsm->path) > fsm->dnlx[dc]);
01250
01251 }
01252
01253 dnli = dnlFreeIterator(dnli);
01254
01255
01256 fsm->path = path;
01257 return rc;
01258 }
01259
01265 static int fsmMkdirs( FSM_t fsm)
01266
01267
01268
01269
01270
01271 {
01272 struct stat * st = &fsm->sb;
01273 struct stat * ost = &fsm->osb;
01274 const char * path = fsm->path;
01275 mode_t st_mode = st->st_mode;
01276 void * dnli = dnlInitIterator(fsm, 0);
01277 char * dn = fsm->rdbuf;
01278 int dc = dnlCount(dnli);
01279 int rc = 0;
01280 int i;
01281
01282 rpmts ts = fsmGetTs(fsm);
01283
01284 security_context_t scon = NULL;
01285
01286 fsm->path = NULL;
01287
01288
01289 dn[0] = '\0';
01290 fsm->dnlx = (dc ? xcalloc(dc, sizeof(*fsm->dnlx)) : NULL);
01291
01292 if (fsm->dnlx != NULL)
01293 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
01294 int dnlen = strlen(fsm->path);
01295 char * te;
01296
01297 dc = dnlIndex(dnli);
01298 if (dc < 0) continue;
01299 fsm->dnlx[dc] = dnlen;
01300 if (dnlen <= 1)
01301 continue;
01302
01303
01304 if (dnlen <= fsm->ldnlen && !strcmp(fsm->path, fsm->ldn))
01305 continue;
01306
01307
01308
01309 (void) stpcpy(dn, fsm->path);
01310 fsm->path = dn;
01311
01312
01313 for (i = 1, te = dn + 1; *te != '\0'; te++, i++) {
01314 if (*te != '/')
01315 continue;
01316
01317 *te = '\0';
01318
01319
01320
01321 if (i < fsm->ldnlen &&
01322 (fsm->ldn[i] == '/' || fsm->ldn[i] == '\0') &&
01323 !strncmp(fsm->path, fsm->ldn, i))
01324 {
01325 *te = '/';
01326
01327 fsm->dnlx[dc] = (te - dn);
01328 continue;
01329 }
01330
01331
01332
01333 rc = fsmUNSAFE(fsm, FSM_LSTAT);
01334 *te = '/';
01335
01336
01337 if (rc == 0 && S_ISDIR(ost->st_mode)) {
01338
01339 fsm->dnlx[dc] = (te - dn);
01340 } else if (rc == CPIOERR_ENOENT) {
01341 rpmfi fi = fsmGetFi(fsm);
01342 *te = '\0';
01343 st->st_mode = S_IFDIR | (fi->dperms & 07777);
01344 rc = fsmNext(fsm, FSM_MKDIR);
01345 if (!rc) {
01346
01347
01348 if (rpmtsSELinuxEnabled(ts) &&
01349 ! rpmtsFlags(ts) & RPMTRANS_FLAG_NOCONTEXTS) {
01350 if (matchpathcon(fsm->path, st->st_mode, &scon) == 0 &&
01351 scon != NULL) {
01352 fsm->fcontext = scon;
01353 rc = fsmNext(fsm, FSM_LSETFCON);
01354 }
01355 }
01356
01357 if (fsm->fcontext == NULL)
01358 rpmMessage(RPMMESS_DEBUG,
01359 _("%s directory created with perms %04o, no context.\n"),
01360 fsm->path, (unsigned)(st->st_mode & 07777));
01361 else {
01362 rpmMessage(RPMMESS_DEBUG,
01363 _("%s directory created with perms %04o, context %s.\n"),
01364 fsm->path, (unsigned)(st->st_mode & 07777),
01365 fsm->fcontext);
01366 freecon(fsm->fcontext);
01367 }
01368 fsm->fcontext = NULL;
01369 }
01370 *te = '/';
01371 }
01372 if (rc)
01373 break;
01374 }
01375 if (rc) break;
01376
01377
01378
01379 if (fsm->ldnalloc < (dnlen + 1)) {
01380 fsm->ldnalloc = dnlen + 100;
01381 fsm->ldn = xrealloc(fsm->ldn, fsm->ldnalloc);
01382 }
01383 if (fsm->ldn != NULL) {
01384 strcpy(fsm->ldn, fsm->path);
01385 fsm->ldnlen = dnlen;
01386 }
01387
01388 }
01389
01390 dnli = dnlFreeIterator(dnli);
01391
01392
01393 fsm->path = path;
01394 st->st_mode = st_mode;
01395
01396 return rc;
01397
01398 }
01399
01400 #ifdef NOTYET
01401
01406 static int fsmStat( FSM_t fsm)
01407
01408
01409 {
01410 int rc = 0;
01411
01412 if (fsm->path != NULL) {
01413 int saveernno = errno;
01414 rc = fsmUNSAFE(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
01415 ? FSM_LSTAT : FSM_STAT));
01416 if (rc == CPIOERR_ENOENT) {
01417 errno = saveerrno;
01418 rc = 0;
01419 fsm->exists = 0;
01420 } else if (rc == 0) {
01421 fsm->exists = 1;
01422 }
01423 } else {
01424
01425 fsm->exists = 0;
01426 }
01427 return rc;
01428 }
01429 #endif
01430
01431 static void removeSBITS(const char *path)
01432 {
01433 struct stat stb;
01434 if (lstat(path, &stb) == 0 && S_ISREG(stb.st_mode)) {
01435 if ((stb.st_mode & 06000) != 0) {
01436 (void) chmod(path, stb.st_mode & 0777);
01437 }
01438 }
01439 }
01440
01441 #define IS_DEV_LOG(_x) \
01442 ((_x) != NULL && strlen(_x) >= (sizeof("/dev/log")-1) && \
01443 !strncmp((_x), "/dev/log", sizeof("/dev/log")-1) && \
01444 ((_x)[sizeof("/dev/log")-1] == '\0' || \
01445 (_x)[sizeof("/dev/log")-1] == ';'))
01446
01447
01448
01449 int fsmStage(FSM_t fsm, fileStage stage)
01450 {
01451 #ifdef UNUSED
01452 fileStage prevStage = fsm->stage;
01453 const char * const prev = fileStageString(prevStage);
01454 #endif
01455 static int modulo = 4;
01456 const char * const cur = fileStageString(stage);
01457 struct stat * st = &fsm->sb;
01458 struct stat * ost = &fsm->osb;
01459 int saveerrno = errno;
01460 int rc = fsm->rc;
01461 size_t left;
01462 int i;
01463
01464 #define _fafilter(_a) \
01465 (!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \
01466 ? fileActionString(_a) : "")
01467
01468 if (stage & FSM_DEAD) {
01469
01470 } else if (stage & FSM_INTERNAL) {
01471 if (_fsm_debug && !(stage & FSM_SYSCALL))
01472 rpmMessage(RPMMESS_DEBUG, " %8s %06o%3d (%4d,%4d)%10d %s %s\n",
01473 cur,
01474 (unsigned)st->st_mode, (int)st->st_nlink,
01475 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
01476 (fsm->path ? fsm->path : ""),
01477 _fafilter(fsm->action));
01478 } else {
01479 fsm->stage = stage;
01480 if (_fsm_debug || !(stage & FSM_VERBOSE))
01481 rpmMessage(RPMMESS_DEBUG, "%-8s %06o%3d (%4d,%4d)%10d %s %s\n",
01482 cur,
01483 (unsigned)st->st_mode, (int)st->st_nlink,
01484 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
01485 (fsm->path ? fsm->path + fsm->astriplen : ""),
01486 _fafilter(fsm->action));
01487 }
01488 #undef _fafilter
01489
01490
01491 switch (stage) {
01492 case FSM_UNKNOWN:
01493 break;
01494 case FSM_PKGINSTALL:
01495 while (1) {
01496
01497 rc = fsmUNSAFE(fsm, FSM_INIT);
01498
01499
01500 if (rc == CPIOERR_HDR_TRAILER) {
01501 rc = 0;
01502 break;
01503 }
01504
01505
01506 if (rc) {
01507 fsm->postpone = 1;
01508 (void) fsmNext(fsm, FSM_UNDO);
01509 break;
01510 }
01511
01512
01513 rc = fsmNext(fsm, FSM_PROCESS);
01514 if (rc) {
01515 (void) fsmNext(fsm, FSM_UNDO);
01516 break;
01517 }
01518
01519
01520 (void) fsmNext(fsm, FSM_NOTIFY);
01521
01522 rc = fsmNext(fsm, FSM_FINI);
01523 if (rc) {
01524 break;
01525 }
01526 }
01527 break;
01528 case FSM_PKGERASE:
01529 case FSM_PKGCOMMIT:
01530 while (1) {
01531
01532 rc = fsmUNSAFE(fsm, FSM_INIT);
01533
01534
01535 if (rc == CPIOERR_HDR_TRAILER) {
01536 rc = 0;
01537 break;
01538 }
01539
01540
01541 if (fsmNext(fsm, FSM_FINI))
01542 break;
01543 }
01544 break;
01545 case FSM_PKGBUILD:
01546 while (1) {
01547
01548 rc = fsmUNSAFE(fsm, FSM_INIT);
01549
01550
01551 if (rc == CPIOERR_HDR_TRAILER) {
01552 rc = 0;
01553 break;
01554 }
01555
01556
01557 if (rc) {
01558 fsm->postpone = 1;
01559 (void) fsmNext(fsm, FSM_UNDO);
01560 break;
01561 }
01562
01563
01564 rc = fsmNext(fsm, FSM_PROCESS);
01565 if (rc) {
01566 (void) fsmNext(fsm, FSM_UNDO);
01567 break;
01568 }
01569
01570
01571 (void) fsmNext(fsm, FSM_NOTIFY);
01572
01573 if (fsmNext(fsm, FSM_FINI))
01574 break;
01575 }
01576
01577
01578 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) {
01579 int nlink, j;
01580 while ((fsm->li = fsm->links) != NULL) {
01581 fsm->links = fsm->li->next;
01582 fsm->li->next = NULL;
01583
01584
01585 for (j = -1, nlink = 0, i = 0; i < fsm->li->nlink; i++) {
01586 if (fsm->li->filex[i] < 0)
01587 continue;
01588 nlink++;
01589 if (j == -1) j = i;
01590 }
01591
01592
01593 if (j != 0) {
01594 fsm->li->filex[0] = fsm->li->filex[j];
01595 fsm->li->filex[j] = -1;
01596 }
01597
01598 fsm->li->sb.st_nlink = nlink;
01599
01600 fsm->sb = fsm->li->sb;
01601 fsm->osb = fsm->sb;
01602
01603 if (!rc) rc = writeLinkedFile(fsm);
01604
01605 fsm->li = freeHardLink(fsm->li);
01606 }
01607 }
01608
01609 if (!rc)
01610 rc = fsmNext(fsm, FSM_TRAILER);
01611
01612 break;
01613 case FSM_CREATE:
01614 { rpmts ts = fsmGetTs(fsm);
01615 #define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT)
01616 fsm->commit = ((ts && (rpmtsFlags(ts) & _tsmask) &&
01617 fsm->goal != FSM_PKGCOMMIT) ? 0 : 1);
01618 #undef _tsmask
01619 }
01620 fsm->path = _free(fsm->path);
01621 fsm->opath = _free(fsm->opath);
01622 fsm->dnlx = _free(fsm->dnlx);
01623
01624 fsm->ldn = _free(fsm->ldn);
01625 fsm->ldnalloc = fsm->ldnlen = 0;
01626
01627 fsm->rdsize = fsm->wrsize = 0;
01628 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
01629 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
01630 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01631 fsm->rdsize = 8 * BUFSIZ;
01632 fsm->rdbuf = fsm->rdb = xmalloc(fsm->rdsize);
01633 fsm->wrsize = 8 * BUFSIZ;
01634 fsm->wrbuf = fsm->wrb = xmalloc(fsm->wrsize);
01635 }
01636
01637 fsm->mkdirsdone = 0;
01638 fsm->ix = -1;
01639 fsm->links = NULL;
01640 fsm->li = NULL;
01641 errno = 0;
01642
01643
01644 if (fsm->goal == FSM_PKGINSTALL) {
01645
01646 rc = fsmNext(fsm, FSM_MKDIRS);
01647
01648 if (!rc) fsm->mkdirsdone = 1;
01649 }
01650
01651 break;
01652 case FSM_INIT:
01653 fsm->path = _free(fsm->path);
01654 fsm->postpone = 0;
01655 fsm->diskchecked = fsm->exists = 0;
01656 fsm->subdir = NULL;
01657 fsm->suffix = (fsm->sufbuf[0] != '\0' ? fsm->sufbuf : NULL);
01658 fsm->action = FA_UNKNOWN;
01659 fsm->osuffix = NULL;
01660 fsm->nsuffix = NULL;
01661
01662 if (fsm->goal == FSM_PKGINSTALL) {
01663
01664 rc = fsmUNSAFE(fsm, FSM_NEXT);
01665 }
01666 if (rc) break;
01667
01668
01669 fsm->ix = ((fsm->goal == FSM_PKGINSTALL)
01670 ? mapFind(fsm->iter, fsm->path) : mapNextIterator(fsm->iter));
01671
01672
01673 if (fsm->ix < 0) {
01674 if (fsm->goal == FSM_PKGINSTALL) {
01675 #if 0
01676 rpmMessage(RPMMESS_WARNING,
01677 _("archive file %s was not found in header file list\n"),
01678 fsm->path);
01679 #endif
01680
01681 if (fsm->failedFile && *fsm->failedFile == NULL)
01682 *fsm->failedFile = xstrdup(fsm->path);
01683
01684 rc = CPIOERR_UNMAPPED_FILE;
01685 } else {
01686 rc = CPIOERR_HDR_TRAILER;
01687 }
01688 break;
01689 }
01690
01691
01692 if (fsm->goal != FSM_PKGINSTALL) {
01693 rpmfi fi = fsmGetFi(fsm);
01694 st->st_mode = fi->fmodes[fsm->ix];
01695 }
01696
01697
01698 rc = fsmNext(fsm, FSM_MAP);
01699 if (rc) break;
01700
01701
01702 #ifdef NOTYET
01703 rc = fsmStat(fsm);
01704 #else
01705 if (fsm->path != NULL &&
01706 !(fsm->goal == FSM_PKGINSTALL && S_ISREG(st->st_mode)))
01707 {
01708 rc = fsmUNSAFE(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
01709 ? FSM_LSTAT : FSM_STAT));
01710 if (rc == CPIOERR_ENOENT) {
01711 errno = saveerrno;
01712 rc = 0;
01713 fsm->exists = 0;
01714 } else if (rc == 0) {
01715 fsm->exists = 1;
01716 }
01717 } else {
01718
01719 fsm->exists = 0;
01720 }
01721 #endif
01722 fsm->diskchecked = 1;
01723 if (rc) break;
01724
01725
01726
01727 if (fsm->goal != FSM_PKGINSTALL)
01728 *st = *ost;
01729
01730
01731
01732 rc = fsmMapAttrs(fsm);
01733 if (rc) break;
01734
01735 fsm->postpone = XFA_SKIPPING(fsm->action);
01736 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01737
01738 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1)
01739 fsm->postpone = saveHardLink(fsm);
01740
01741 }
01742 break;
01743 case FSM_PRE:
01744 break;
01745 case FSM_MAP:
01746 rc = fsmMapPath(fsm);
01747 break;
01748 case FSM_MKDIRS:
01749 rc = fsmMkdirs(fsm);
01750 break;
01751 case FSM_RMDIRS:
01752 if (fsm->dnlx)
01753 rc = fsmRmdirs(fsm);
01754 break;
01755 case FSM_PROCESS:
01756 if (fsm->postpone) {
01757 if (fsm->goal == FSM_PKGINSTALL)
01758 rc = fsmNext(fsm, FSM_EAT);
01759 break;
01760 }
01761
01762 if (fsm->goal == FSM_PKGBUILD) {
01763 if (fsm->fflags & RPMFILE_GHOST)
01764 break;
01765 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
01766 struct hardLink_s * li, * prev;
01767
01768 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) break;
01769 rc = writeLinkedFile(fsm);
01770 if (rc) break;
01771
01772 for (li = fsm->links, prev = NULL; li; prev = li, li = li->next)
01773 if (li == fsm->li)
01774 break;
01775
01776 if (prev == NULL)
01777 fsm->links = fsm->li->next;
01778 else
01779 prev->next = fsm->li->next;
01780 fsm->li->next = NULL;
01781 fsm->li = freeHardLink(fsm->li);
01782 } else {
01783 rc = writeFile(fsm, 1);
01784 }
01785 break;
01786 }
01787
01788 if (fsm->goal != FSM_PKGINSTALL)
01789 break;
01790
01791 if (S_ISREG(st->st_mode)) {
01792 const char * path = fsm->path;
01793 if (fsm->osuffix)
01794 fsm->path = fsmFsPath(fsm, st, NULL, NULL);
01795 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01796
01797 if (rc == 0 && fsm->osuffix) {
01798 const char * opath = fsm->opath;
01799 fsm->opath = fsm->path;
01800 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
01801 rc = fsmNext(fsm, FSM_RENAME);
01802 if (!rc)
01803 rpmMessage(RPMMESS_WARNING,
01804 _("%s saved as %s\n"),
01805 (fsm->opath ? fsm->opath : ""),
01806 (fsm->path ? fsm->path : ""));
01807 fsm->path = _free(fsm->path);
01808 fsm->opath = opath;
01809 }
01810
01811
01812 fsm->path = path;
01813
01814 if (!(rc == CPIOERR_ENOENT)) return rc;
01815 rc = expandRegular(fsm);
01816 } else if (S_ISDIR(st->st_mode)) {
01817 mode_t st_mode = st->st_mode;
01818 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01819 if (rc == CPIOERR_ENOENT) {
01820 st->st_mode &= ~07777;
01821 st->st_mode |= 00700;
01822 rc = fsmNext(fsm, FSM_MKDIR);
01823 st->st_mode = st_mode;
01824 }
01825 } else if (S_ISLNK(st->st_mode)) {
01826 const char * opath = fsm->opath;
01827
01828 if ((st->st_size + 1) > fsm->rdsize) {
01829 rc = CPIOERR_HDR_SIZE;
01830 break;
01831 }
01832
01833 fsm->wrlen = st->st_size;
01834 rc = fsmNext(fsm, FSM_DREAD);
01835 if (!rc && fsm->rdnb != fsm->wrlen)
01836 rc = CPIOERR_READ_FAILED;
01837 if (rc) break;
01838
01839
01840 fsm->wrbuf[st->st_size] = '\0';
01841
01842
01843
01844 fsm->opath = fsm->wrbuf;
01845
01846 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01847 if (rc == CPIOERR_ENOENT)
01848 rc = fsmNext(fsm, FSM_SYMLINK);
01849 fsm->opath = opath;
01850 } else if (S_ISFIFO(st->st_mode)) {
01851 mode_t st_mode = st->st_mode;
01852
01853 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01854 if (rc == CPIOERR_ENOENT) {
01855 st->st_mode = 0000;
01856 rc = fsmNext(fsm, FSM_MKFIFO);
01857 st->st_mode = st_mode;
01858 }
01859 } else if (S_ISCHR(st->st_mode) ||
01860 S_ISBLK(st->st_mode) ||
01861 S_ISSOCK(st->st_mode) )
01862 {
01863 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01864 if (rc == CPIOERR_ENOENT)
01865 rc = fsmNext(fsm, FSM_MKNOD);
01866 } else {
01867
01868 if (!IS_DEV_LOG(fsm->path))
01869 rc = CPIOERR_UNKNOWN_FILETYPE;
01870 }
01871 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
01872 fsm->li->createdPath = fsm->li->linkIndex;
01873 rc = fsmMakeLinks(fsm);
01874 }
01875 break;
01876 case FSM_POST:
01877 break;
01878 case FSM_MKLINKS:
01879 rc = fsmMakeLinks(fsm);
01880 break;
01881 case FSM_NOTIFY:
01882 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01883 rpmts ts = fsmGetTs(fsm);
01884 rpmfi fi = fsmGetFi(fsm);
01885 void * ptr;
01886 unsigned int archivePos = fdGetCpioPos(fsm->cfd);
01887 if (archivePos > fi->archivePos) {
01888 fi->archivePos = archivePos;
01889 ptr = rpmtsNotify(ts, fi->te, RPMCALLBACK_INST_PROGRESS,
01890 fi->archivePos, fi->archiveSize);
01891 }
01892 }
01893 break;
01894 case FSM_UNDO:
01895 if (fsm->postpone)
01896 break;
01897 if (fsm->goal == FSM_PKGINSTALL) {
01898
01899 if (fsm->sufbuf[0] != '\0')
01900 (void) fsmNext(fsm,
01901 (S_ISDIR(st->st_mode) ? FSM_RMDIR : FSM_UNLINK));
01902
01903 #ifdef NOTYET
01904 if (fsm->dnlx)
01905 (void) fsmNext(fsm, FSM_RMDIRS);
01906 #endif
01907 errno = saveerrno;
01908 }
01909
01910 if (fsm->failedFile && *fsm->failedFile == NULL)
01911 *fsm->failedFile = xstrdup(fsm->path);
01912
01913 break;
01914 case FSM_FINI:
01915 if (!fsm->postpone && fsm->commit) {
01916 if (fsm->goal == FSM_PKGINSTALL)
01917 rc = ((!S_ISDIR(st->st_mode) && st->st_nlink > 1)
01918 ? fsmCommitLinks(fsm) : fsmNext(fsm, FSM_COMMIT));
01919 if (fsm->goal == FSM_PKGCOMMIT)
01920 rc = fsmNext(fsm, FSM_COMMIT);
01921 if (fsm->goal == FSM_PKGERASE)
01922 rc = fsmNext(fsm, FSM_COMMIT);
01923 }
01924 fsm->path = _free(fsm->path);
01925 fsm->opath = _free(fsm->opath);
01926
01927 memset(st, 0, sizeof(*st));
01928 memset(ost, 0, sizeof(*ost));
01929
01930 break;
01931 case FSM_COMMIT:
01932
01933 if (fsm->osuffix && fsm->diskchecked &&
01934 (fsm->exists || (fsm->goal == FSM_PKGINSTALL && S_ISREG(st->st_mode))))
01935 {
01936 const char * opath = fsm->opath;
01937 const char * path = fsm->path;
01938 fsm->opath = fsmFsPath(fsm, st, NULL, NULL);
01939 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
01940 rc = fsmNext(fsm, FSM_RENAME);
01941 if (!rc) {
01942 rpmMessage(RPMMESS_WARNING, _("%s saved as %s\n"),
01943 (fsm->opath ? fsm->opath : ""),
01944 (fsm->path ? fsm->path : ""));
01945 }
01946 fsm->path = _free(fsm->path);
01947 fsm->path = path;
01948 fsm->opath = _free(fsm->opath);
01949 fsm->opath = opath;
01950 }
01951
01952
01953 if (fsm->goal == FSM_PKGERASE) {
01954 if (fsm->action == FA_ERASE) {
01955 rpmfi fi = fsmGetFi(fsm);
01956 if (S_ISDIR(st->st_mode)) {
01957 rc = fsmNext(fsm, FSM_RMDIR);
01958 if (!rc) break;
01959 switch (rc) {
01960 case CPIOERR_ENOENT:
01961 case CPIOERR_ENOTEMPTY:
01962
01963 if (fsm->fflags & RPMFILE_MISSINGOK)
01964 break;
01965
01966
01967 rpmError(
01968 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
01969 _("%s rmdir of %s failed: Directory not empty\n"),
01970 rpmfiTypeString(fi), fsm->path);
01971 break;
01972 default:
01973 rpmError(
01974 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
01975 _("%s rmdir of %s failed: %s\n"),
01976 rpmfiTypeString(fi), fsm->path, strerror(errno));
01977 break;
01978 }
01979 } else {
01980 rc = fsmNext(fsm, FSM_UNLINK);
01981 if (!rc) break;
01982 switch (rc) {
01983 case CPIOERR_ENOENT:
01984 if (fsm->fflags & RPMFILE_MISSINGOK)
01985 break;
01986
01987 default:
01988 rpmError(
01989 (strict_erasures ? RPMERR_UNLINK : RPMDEBUG_UNLINK),
01990 _("%s unlink of %s failed: %s\n"),
01991 rpmfiTypeString(fi), fsm->path, strerror(errno));
01992 break;
01993 }
01994 }
01995 }
01996
01997 if (!strict_erasures) rc = 0;
01998 break;
01999 }
02000
02001
02002 if (!S_ISSOCK(st->st_mode) && !IS_DEV_LOG(fsm->path)) {
02003
02004 if (!S_ISDIR(st->st_mode) &&
02005 (fsm->subdir || fsm->suffix || fsm->nsuffix))
02006 {
02007 fsm->opath = fsm->path;
02008 fsm->path = fsmFsPath(fsm, st, NULL, fsm->nsuffix);
02009 rc = fsmNext(fsm, FSM_RENAME);
02010 if (!rc && fsm->nsuffix) {
02011 const char * opath = fsmFsPath(fsm, st, NULL, NULL);
02012 rpmMessage(RPMMESS_WARNING, _("%s created as %s\n"),
02013 (opath ? opath : ""),
02014 (fsm->path ? fsm->path : ""));
02015 opath = _free(opath);
02016 }
02017 fsm->opath = _free(fsm->opath);
02018 }
02019
02020
02021
02022 if (!rc && !getuid()) {
02023 int internal = fsmMapFContext(fsm);
02024 rc = fsmNext(fsm, FSM_LSETFCON);
02025 if (!internal) {
02026 freecon(fsm->fcontext);
02027 }
02028 fsm->fcontext = NULL;
02029 }
02030 if (S_ISLNK(st->st_mode)) {
02031 if (!rc && !getuid())
02032 rc = fsmNext(fsm, FSM_LCHOWN);
02033 } else {
02034 if (!rc && !getuid())
02035 rc = fsmNext(fsm, FSM_CHOWN);
02036 if (!rc)
02037 rc = fsmNext(fsm, FSM_CHMOD);
02038 if (!rc) {
02039 time_t mtime = st->st_mtime;
02040 rpmfi fi = fsmGetFi(fsm);
02041 if (fi->fmtimes)
02042 st->st_mtime = fi->fmtimes[fsm->ix];
02043 rc = fsmNext(fsm, FSM_UTIME);
02044 st->st_mtime = mtime;
02045 }
02046 }
02047 }
02048
02049
02050 if (!rc) rc = fsmNext(fsm, FSM_NOTIFY);
02051 else if (fsm->failedFile && *fsm->failedFile == NULL) {
02052
02053 *fsm->failedFile = fsm->path;
02054
02055 fsm->path = NULL;
02056 }
02057 break;
02058 case FSM_DESTROY:
02059 fsm->path = _free(fsm->path);
02060
02061
02062 while ((fsm->li = fsm->links) != NULL) {
02063 fsm->links = fsm->li->next;
02064 fsm->li->next = NULL;
02065 if (fsm->goal == FSM_PKGINSTALL &&
02066 fsm->commit && fsm->li->linksLeft)
02067 {
02068 for (i = 0 ; i < fsm->li->linksLeft; i++) {
02069 if (fsm->li->filex[i] < 0)
02070 continue;
02071 rc = CPIOERR_MISSING_HARDLINK;
02072 if (fsm->failedFile && *fsm->failedFile == NULL) {
02073 fsm->ix = fsm->li->filex[i];
02074 if (!fsmNext(fsm, FSM_MAP)) {
02075
02076 *fsm->failedFile = fsm->path;
02077
02078 fsm->path = NULL;
02079 }
02080 }
02081 break;
02082 }
02083 }
02084 if (fsm->goal == FSM_PKGBUILD &&
02085 (fsm->mapFlags & CPIO_ALL_HARDLINKS))
02086 {
02087 rc = CPIOERR_MISSING_HARDLINK;
02088 }
02089 fsm->li = freeHardLink(fsm->li);
02090 }
02091 fsm->ldn = _free(fsm->ldn);
02092 fsm->ldnalloc = fsm->ldnlen = 0;
02093 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
02094 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
02095 break;
02096 case FSM_VERIFY:
02097 if (fsm->diskchecked && !fsm->exists) {
02098 rc = CPIOERR_ENOENT;
02099 break;
02100 }
02101 if (S_ISREG(st->st_mode)) {
02102 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
02103
02104 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
02105
02106
02107
02108
02109
02110 fsm->opath = fsm->path;
02111 fsm->path = path;
02112 rc = fsmNext(fsm, FSM_RENAME);
02113 if (!rc)
02114 (void) fsmNext(fsm, FSM_UNLINK);
02115 else
02116 rc = CPIOERR_UNLINK_FAILED;
02117 fsm->path = fsm->opath;
02118 fsm->opath = NULL;
02119 return (rc ? rc : CPIOERR_ENOENT);
02120 break;
02121 } else if (S_ISDIR(st->st_mode)) {
02122 if (S_ISDIR(ost->st_mode)) return 0;
02123 if (S_ISLNK(ost->st_mode)) {
02124 rc = fsmUNSAFE(fsm, FSM_STAT);
02125 if (rc == CPIOERR_ENOENT) rc = 0;
02126 if (rc) break;
02127 errno = saveerrno;
02128 if (S_ISDIR(ost->st_mode)) return 0;
02129 }
02130 } else if (S_ISLNK(st->st_mode)) {
02131 if (S_ISLNK(ost->st_mode)) {
02132
02133 rc = fsmUNSAFE(fsm, FSM_READLINK);
02134 errno = saveerrno;
02135 if (rc) break;
02136 if (!strcmp(fsm->opath, fsm->rdbuf)) return 0;
02137 }
02138 } else if (S_ISFIFO(st->st_mode)) {
02139 if (S_ISFIFO(ost->st_mode)) return 0;
02140 } else if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) {
02141 if ((S_ISCHR(ost->st_mode) || S_ISBLK(ost->st_mode)) &&
02142 (ost->st_rdev == st->st_rdev)) return 0;
02143 } else if (S_ISSOCK(st->st_mode)) {
02144 if (S_ISSOCK(ost->st_mode)) return 0;
02145 }
02146
02147 rc = 0;
02148 if (fsm->stage == FSM_PROCESS) rc = fsmNext(fsm, FSM_UNLINK);
02149 if (rc == 0) rc = CPIOERR_ENOENT;
02150 return (rc ? rc : CPIOERR_ENOENT);
02151 break;
02152
02153 case FSM_UNLINK:
02154 removeSBITS(fsm->path);
02155 rc = Unlink(fsm->path);
02156 if (_fsm_debug && (stage & FSM_SYSCALL))
02157 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
02158 fsm->path, (rc < 0 ? strerror(errno) : ""));
02159 if (rc < 0)
02160 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_UNLINK_FAILED);
02161 break;
02162 case FSM_RENAME:
02163 removeSBITS(fsm->path);
02164 rc = Rename(fsm->opath, fsm->path);
02165 #if defined(ETXTBSY)
02166 if (rc && errno == ETXTBSY) {
02167 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
02168 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
02169
02170
02171
02172
02173 rc = Rename(fsm->path, path);
02174 if (!rc) rc = Rename(fsm->opath, fsm->path);
02175 }
02176 #endif
02177 if (_fsm_debug && (stage & FSM_SYSCALL))
02178 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02179 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02180 if (rc < 0) rc = CPIOERR_RENAME_FAILED;
02181 break;
02182 case FSM_MKDIR:
02183 rc = Mkdir(fsm->path, (st->st_mode & 07777));
02184 if (_fsm_debug && (stage & FSM_SYSCALL))
02185 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02186 fsm->path, (unsigned)(st->st_mode & 07777),
02187 (rc < 0 ? strerror(errno) : ""));
02188 if (rc < 0) rc = CPIOERR_MKDIR_FAILED;
02189 break;
02190 case FSM_RMDIR:
02191 rc = Rmdir(fsm->path);
02192 if (_fsm_debug && (stage & FSM_SYSCALL))
02193 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
02194 fsm->path, (rc < 0 ? strerror(errno) : ""));
02195 if (rc < 0)
02196 switch (errno) {
02197 case ENOENT: rc = CPIOERR_ENOENT; break;
02198 case ENOTEMPTY: rc = CPIOERR_ENOTEMPTY; break;
02199 default: rc = CPIOERR_RMDIR_FAILED; break;
02200 }
02201 break;
02202 case FSM_LSETFCON:
02203 if (fsm->fcontext == NULL || *fsm->fcontext == '\0'
02204 || !strcmp(fsm->fcontext, "<<none>>"))
02205 break;
02206 rc = lsetfilecon(fsm->path, (security_context_t)fsm->fcontext);
02207 if (_fsm_debug && (stage & FSM_SYSCALL))
02208 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02209 fsm->path, fsm->fcontext,
02210 (rc < 0 ? strerror(errno) : ""));
02211 if (rc < 0) rc = (errno == EOPNOTSUPP ? 0 : CPIOERR_LSETFCON_FAILED);
02212 break;
02213 case FSM_CHOWN:
02214 rc = chown(fsm->path, st->st_uid, st->st_gid);
02215 if (_fsm_debug && (stage & FSM_SYSCALL))
02216 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
02217 fsm->path, (int)st->st_uid, (int)st->st_gid,
02218 (rc < 0 ? strerror(errno) : ""));
02219 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
02220 break;
02221 case FSM_LCHOWN:
02222 #if ! CHOWN_FOLLOWS_SYMLINK
02223 rc = lchown(fsm->path, st->st_uid, st->st_gid);
02224 if (_fsm_debug && (stage & FSM_SYSCALL))
02225 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
02226 fsm->path, (int)st->st_uid, (int)st->st_gid,
02227 (rc < 0 ? strerror(errno) : ""));
02228 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
02229 #endif
02230 break;
02231 case FSM_CHMOD:
02232 rc = chmod(fsm->path, (st->st_mode & 07777));
02233 if (_fsm_debug && (stage & FSM_SYSCALL))
02234 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02235 fsm->path, (unsigned)(st->st_mode & 07777),
02236 (rc < 0 ? strerror(errno) : ""));
02237 if (rc < 0) rc = CPIOERR_CHMOD_FAILED;
02238 break;
02239 case FSM_UTIME:
02240 { struct utimbuf stamp;
02241 stamp.actime = st->st_mtime;
02242 stamp.modtime = st->st_mtime;
02243 rc = utime(fsm->path, &stamp);
02244 if (_fsm_debug && (stage & FSM_SYSCALL))
02245 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0x%x) %s\n", cur,
02246 fsm->path, (unsigned)st->st_mtime,
02247 (rc < 0 ? strerror(errno) : ""));
02248 if (rc < 0) rc = CPIOERR_UTIME_FAILED;
02249 }
02250 break;
02251 case FSM_SYMLINK:
02252 rc = symlink(fsm->opath, fsm->path);
02253 if (_fsm_debug && (stage & FSM_SYSCALL))
02254 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02255 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02256 if (rc < 0) rc = CPIOERR_SYMLINK_FAILED;
02257 break;
02258 case FSM_LINK:
02259 rc = Link(fsm->opath, fsm->path);
02260 if (_fsm_debug && (stage & FSM_SYSCALL))
02261 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02262 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02263 if (rc < 0) rc = CPIOERR_LINK_FAILED;
02264 break;
02265 case FSM_MKFIFO:
02266 rc = mkfifo(fsm->path, (st->st_mode & 07777));
02267 if (_fsm_debug && (stage & FSM_SYSCALL))
02268 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02269 fsm->path, (unsigned)(st->st_mode & 07777),
02270 (rc < 0 ? strerror(errno) : ""));
02271 if (rc < 0) rc = CPIOERR_MKFIFO_FAILED;
02272 break;
02273 case FSM_MKNOD:
02274
02275 rc = mknod(fsm->path, (st->st_mode & ~07777), st->st_rdev);
02276
02277 if (_fsm_debug && (stage & FSM_SYSCALL))
02278 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n", cur,
02279 fsm->path, (unsigned)(st->st_mode & ~07777),
02280 (unsigned)st->st_rdev,
02281 (rc < 0 ? strerror(errno) : ""));
02282 if (rc < 0) rc = CPIOERR_MKNOD_FAILED;
02283 break;
02284 case FSM_LSTAT:
02285 rc = Lstat(fsm->path, ost);
02286 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
02287 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
02288 fsm->path, (rc < 0 ? strerror(errno) : ""));
02289 if (rc < 0) {
02290 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_LSTAT_FAILED);
02291 memset(ost, 0, sizeof(*ost));
02292 }
02293 break;
02294 case FSM_STAT:
02295 rc = Stat(fsm->path, ost);
02296 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
02297 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
02298 fsm->path, (rc < 0 ? strerror(errno) : ""));
02299 if (rc < 0) {
02300 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_STAT_FAILED);
02301 memset(ost, 0, sizeof(*ost));
02302 }
02303 break;
02304 case FSM_READLINK:
02305
02306
02307 rc = Readlink(fsm->path, fsm->rdbuf, fsm->rdsize - 1);
02308
02309 if (_fsm_debug && (stage & FSM_SYSCALL))
02310 rpmMessage(RPMMESS_DEBUG, " %8s (%s, rdbuf, %d) %s\n", cur,
02311 fsm->path, (int)(fsm->rdsize -1), (rc < 0 ? strerror(errno) : ""));
02312 if (rc < 0) rc = CPIOERR_READLINK_FAILED;
02313 else {
02314 fsm->rdnb = rc;
02315
02316 fsm->rdbuf[fsm->rdnb] = '\0';
02317
02318 rc = 0;
02319 }
02320 break;
02321 case FSM_CHROOT:
02322 break;
02323
02324 case FSM_NEXT:
02325 rc = fsmUNSAFE(fsm, FSM_HREAD);
02326 if (rc) break;
02327 if (!strcmp(fsm->path, CPIO_TRAILER)) {
02328 fsm->path = _free(fsm->path);
02329 rc = CPIOERR_HDR_TRAILER;
02330 }
02331 if (!rc)
02332 rc = fsmNext(fsm, FSM_POS);
02333 break;
02334 case FSM_EAT:
02335 for (left = st->st_size; left > 0; left -= fsm->rdnb) {
02336 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
02337 rc = fsmNext(fsm, FSM_DREAD);
02338 if (rc)
02339 break;
02340 }
02341 break;
02342 case FSM_POS:
02343 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
02344 if (left) {
02345 fsm->wrlen = left;
02346 (void) fsmNext(fsm, FSM_DREAD);
02347 }
02348 break;
02349 case FSM_PAD:
02350 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
02351 if (left) {
02352
02353 memset(fsm->rdbuf, 0, left);
02354
02355
02356 fsm->rdnb = left;
02357 (void) fsmNext(fsm, FSM_DWRITE);
02358 }
02359 break;
02360 case FSM_TRAILER:
02361 rc = cpioTrailerWrite(fsm);
02362 break;
02363 case FSM_HREAD:
02364 rc = fsmNext(fsm, FSM_POS);
02365 if (!rc)
02366 rc = cpioHeaderRead(fsm, st);
02367 break;
02368 case FSM_HWRITE:
02369 rc = cpioHeaderWrite(fsm, st);
02370 break;
02371 case FSM_DREAD:
02372
02373 fsm->rdnb = Fread(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->wrlen, fsm->cfd);
02374
02375 if (_fsm_debug && (stage & FSM_SYSCALL))
02376 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\trdnb %d\n",
02377 cur, (fsm->wrbuf == fsm->wrb ? "wrbuf" : "mmap"),
02378 (int)fsm->wrlen, (int)fsm->rdnb);
02379 if (fsm->rdnb != fsm->wrlen || Ferror(fsm->cfd))
02380 rc = CPIOERR_READ_FAILED;
02381 if (fsm->rdnb > 0)
02382 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->rdnb);
02383 break;
02384 case FSM_DWRITE:
02385 fsm->wrnb = Fwrite(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdnb, fsm->cfd);
02386 if (_fsm_debug && (stage & FSM_SYSCALL))
02387 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\twrnb %d\n",
02388 cur, (fsm->rdbuf == fsm->rdb ? "rdbuf" : "mmap"),
02389 (int)fsm->rdnb, (int)fsm->wrnb);
02390 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->cfd))
02391 rc = CPIOERR_WRITE_FAILED;
02392 if (fsm->wrnb > 0)
02393 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->wrnb);
02394 break;
02395
02396 case FSM_ROPEN:
02397 fsm->rfd = Fopen(fsm->path, "r.ufdio");
02398 if (fsm->rfd == NULL || Ferror(fsm->rfd)) {
02399 if (fsm->rfd != NULL) (void) fsmNext(fsm, FSM_RCLOSE);
02400 fsm->rfd = NULL;
02401 rc = CPIOERR_OPEN_FAILED;
02402 break;
02403 }
02404 if (_fsm_debug && (stage & FSM_SYSCALL))
02405 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"r\") rfd %p rdbuf %p\n", cur,
02406 fsm->path, fsm->rfd, fsm->rdbuf);
02407 break;
02408 case FSM_READ:
02409
02410 fsm->rdnb = Fread(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdlen, fsm->rfd);
02411
02412 if (_fsm_debug && (stage & FSM_SYSCALL))
02413 rpmMessage(RPMMESS_DEBUG, " %8s (rdbuf, %d, rfd)\trdnb %d\n",
02414 cur, (int)fsm->rdlen, (int)fsm->rdnb);
02415 if (fsm->rdnb != fsm->rdlen || Ferror(fsm->rfd))
02416 rc = CPIOERR_READ_FAILED;
02417 break;
02418 case FSM_RCLOSE:
02419 if (fsm->rfd != NULL) {
02420 if (_fsm_debug && (stage & FSM_SYSCALL))
02421 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->rfd);
02422 (void) rpmswAdd(rpmtsOp(fsmGetTs(fsm), RPMTS_OP_DIGEST),
02423 fdstat_op(fsm->rfd, FDSTAT_DIGEST));
02424 (void) Fclose(fsm->rfd);
02425 errno = saveerrno;
02426 }
02427 fsm->rfd = NULL;
02428 break;
02429 case FSM_WOPEN:
02430
02431 {
02432 mode_t old_umask = umask(0777);
02433 fsm->wfd = Fopen(fsm->path, "w.ufdio");
02434 umask(old_umask);
02435 }
02436 if (fsm->wfd == NULL || Ferror(fsm->wfd)) {
02437 if (fsm->wfd != NULL) (void) fsmNext(fsm, FSM_WCLOSE);
02438 fsm->wfd = NULL;
02439 rc = CPIOERR_OPEN_FAILED;
02440 }
02441 if (_fsm_debug && (stage & FSM_SYSCALL))
02442 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"w\") wfd %p wrbuf %p\n", cur,
02443 fsm->path, fsm->wfd, fsm->wrbuf);
02444 break;
02445 case FSM_WRITE:
02446 fsm->wrnb = Fwrite(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->rdnb, fsm->wfd);
02447 if (_fsm_debug && (stage & FSM_SYSCALL))
02448 rpmMessage(RPMMESS_DEBUG, " %8s (wrbuf, %d, wfd)\twrnb %d\n",
02449 cur, (int)fsm->rdnb, (int)fsm->wrnb);
02450 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->wfd))
02451 rc = CPIOERR_WRITE_FAILED;
02452 break;
02453 case FSM_WCLOSE:
02454 if (fsm->wfd != NULL) {
02455 if (_fsm_debug && (stage & FSM_SYSCALL))
02456 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->wfd);
02457 (void) rpmswAdd(rpmtsOp(fsmGetTs(fsm), RPMTS_OP_DIGEST),
02458 fdstat_op(fsm->wfd, FDSTAT_DIGEST));
02459 (void) Fclose(fsm->wfd);
02460 errno = saveerrno;
02461 }
02462 fsm->wfd = NULL;
02463 break;
02464
02465 default:
02466 break;
02467 }
02468
02469
02470 if (!(stage & FSM_INTERNAL)) {
02471 fsm->rc = (rc == CPIOERR_HDR_TRAILER ? 0 : rc);
02472 }
02473 return rc;
02474 }
02475
02476
02477
02478 const char *const fileActionString(fileAction a)
02479 {
02480 switch (a) {
02481 case FA_UNKNOWN: return "unknown";
02482 case FA_CREATE: return "create";
02483 case FA_COPYOUT: return "copyout";
02484 case FA_COPYIN: return "copyin";
02485 case FA_BACKUP: return "backup";
02486 case FA_SAVE: return "save";
02487 case FA_SKIP: return "skip";
02488 case FA_ALTNAME: return "altname";
02489 case FA_ERASE: return "erase";
02490 case FA_SKIPNSTATE: return "skipnstate";
02491 case FA_SKIPNETSHARED: return "skipnetshared";
02492 case FA_SKIPCOLOR: return "skipcolor";
02493 default: return "???";
02494 }
02495
02496 }
02497
02498 const char *const fileStageString(fileStage a) {
02499 switch(a) {
02500 case FSM_UNKNOWN: return "unknown";
02501
02502 case FSM_PKGINSTALL:return "INSTALL";
02503 case FSM_PKGERASE: return "ERASE";
02504 case FSM_PKGBUILD: return "BUILD";
02505 case FSM_PKGCOMMIT: return "COMMIT";
02506 case FSM_PKGUNDO: return "UNDO";
02507
02508 case FSM_CREATE: return "create";
02509 case FSM_INIT: return "init";
02510 case FSM_MAP: return "map";
02511 case FSM_MKDIRS: return "mkdirs";
02512 case FSM_RMDIRS: return "rmdirs";
02513 case FSM_PRE: return "pre";
02514 case FSM_PROCESS: return "process";
02515 case FSM_POST: return "post";
02516 case FSM_MKLINKS: return "mklinks";
02517 case FSM_NOTIFY: return "notify";
02518 case FSM_UNDO: return "undo";
02519 case FSM_FINI: return "fini";
02520 case FSM_COMMIT: return "commit";
02521 case FSM_DESTROY: return "destroy";
02522 case FSM_VERIFY: return "verify";
02523
02524 case FSM_UNLINK: return "Unlink";
02525 case FSM_RENAME: return "Rename";
02526 case FSM_MKDIR: return "Mkdir";
02527 case FSM_RMDIR: return "rmdir";
02528 case FSM_LSETFCON: return "lsetfcon";
02529 case FSM_CHOWN: return "chown";
02530 case FSM_LCHOWN: return "lchown";
02531 case FSM_CHMOD: return "chmod";
02532 case FSM_UTIME: return "utime";
02533 case FSM_SYMLINK: return "symlink";
02534 case FSM_LINK: return "Link";
02535 case FSM_MKFIFO: return "mkfifo";
02536 case FSM_MKNOD: return "mknod";
02537 case FSM_LSTAT: return "Lstat";
02538 case FSM_STAT: return "Stat";
02539 case FSM_READLINK: return "Readlink";
02540 case FSM_CHROOT: return "chroot";
02541
02542 case FSM_NEXT: return "next";
02543 case FSM_EAT: return "eat";
02544 case FSM_POS: return "pos";
02545 case FSM_PAD: return "pad";
02546 case FSM_TRAILER: return "trailer";
02547 case FSM_HREAD: return "hread";
02548 case FSM_HWRITE: return "hwrite";
02549 case FSM_DREAD: return "Fread";
02550 case FSM_DWRITE: return "Fwrite";
02551
02552 case FSM_ROPEN: return "Fopen";
02553 case FSM_READ: return "Fread";
02554 case FSM_RCLOSE: return "Fclose";
02555 case FSM_WOPEN: return "Fopen";
02556 case FSM_WRITE: return "Fwrite";
02557 case FSM_WCLOSE: return "Fclose";
02558
02559 default: return "???";
02560 }
02561
02562 }