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) > 0)
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 rpmsx sx = rpmtsREContext(ts);
00638
00639 if (sx != NULL) {
00640
00641 fsm->fcontext = rpmsxFContext(sx, fsm->path, st->st_mode);
00642 sx = rpmsxFree(sx);
00643 } else {
00644 int i = fsm->ix;
00645
00646
00647 if (fi && i >= 0 && i < fi->fc)
00648 fsm->fcontext = (fi->fcontexts ? fi->fcontexts[i] : NULL);
00649 }
00650 }
00651 return 0;
00652 }
00653
00654 int fsmMapPath(FSM_t fsm)
00655 {
00656 rpmfi fi = fsmGetFi(fsm);
00657 int rc = 0;
00658 int i;
00659
00660 fsm->osuffix = NULL;
00661 fsm->nsuffix = NULL;
00662 fsm->astriplen = 0;
00663 fsm->action = FA_UNKNOWN;
00664 fsm->mapFlags = 0;
00665
00666 i = fsm->ix;
00667 if (fi && i >= 0 && i < fi->fc) {
00668
00669
00670 fsm->astriplen = fi->astriplen;
00671 fsm->action = (fi->actions ? fi->actions[i] : fi->action);
00672 fsm->fflags = (fi->fflags ? fi->fflags[i] : fi->flags);
00673 fsm->mapFlags = (fi->fmapflags ? fi->fmapflags[i] : fi->mapflags);
00674
00675
00676 fsm->dirName = fi->dnl[fi->dil[i]];
00677 fsm->baseName = fi->bnl[i];
00678
00679
00680
00681 switch (fsm->action) {
00682 case FA_SKIP:
00683 break;
00684 case FA_UNKNOWN:
00685 break;
00686
00687 case FA_COPYOUT:
00688 break;
00689 case FA_COPYIN:
00690 case FA_CREATE:
00691 assert(rpmteType(fi->te) == TR_ADDED);
00692 break;
00693
00694 case FA_SKIPNSTATE:
00695 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00696 fi->fstates[i] = RPMFILE_STATE_NOTINSTALLED;
00697 break;
00698
00699 case FA_SKIPNETSHARED:
00700 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00701 fi->fstates[i] = RPMFILE_STATE_NETSHARED;
00702 break;
00703
00704 case FA_SKIPCOLOR:
00705 if (fi->fstates && rpmteType(fi->te) == TR_ADDED)
00706 fi->fstates[i] = RPMFILE_STATE_WRONGCOLOR;
00707 break;
00708
00709 case FA_BACKUP:
00710 if (!(fsm->fflags & RPMFILE_GHOST))
00711 switch (rpmteType(fi->te)) {
00712 case TR_ADDED:
00713 fsm->osuffix = SUFFIX_RPMORIG;
00714 break;
00715 case TR_REMOVED:
00716 fsm->osuffix = SUFFIX_RPMSAVE;
00717 break;
00718 }
00719 break;
00720
00721 case FA_ALTNAME:
00722 assert(rpmteType(fi->te) == TR_ADDED);
00723 if (!(fsm->fflags & RPMFILE_GHOST))
00724 fsm->nsuffix = SUFFIX_RPMNEW;
00725 break;
00726
00727 case FA_SAVE:
00728 assert(rpmteType(fi->te) == TR_ADDED);
00729 if (!(fsm->fflags & RPMFILE_GHOST))
00730 fsm->osuffix = SUFFIX_RPMSAVE;
00731 break;
00732 case FA_ERASE:
00733 #if 0
00734 assert(rpmteType(fi->te) == TR_REMOVED);
00735 #endif
00736
00737
00738
00739
00740 break;
00741 default:
00742 break;
00743 }
00744
00745
00746 if ((fsm->mapFlags & CPIO_MAP_PATH) || fsm->nsuffix) {
00747 const struct stat * st = &fsm->sb;
00748 fsm->path = _free(fsm->path);
00749 fsm->path = fsmFsPath(fsm, st, fsm->subdir,
00750 (fsm->suffix ? fsm->suffix : fsm->nsuffix));
00751 }
00752 }
00753 return rc;
00754 }
00755
00756 int fsmMapAttrs(FSM_t fsm)
00757 {
00758 struct stat * st = &fsm->sb;
00759 rpmfi fi = fsmGetFi(fsm);
00760 int i = fsm->ix;
00761
00762 if (fi && i >= 0 && i < fi->fc) {
00763 mode_t perms = (S_ISDIR(st->st_mode) ? fi->dperms : fi->fperms);
00764 mode_t finalMode = (fi->fmodes ? fi->fmodes[i] : perms);
00765 dev_t finalRdev = (fi->frdevs ? fi->frdevs[i] : 0);
00766 int_32 finalMtime = (fi->fmtimes ? fi->fmtimes[i] : 0);
00767 uid_t uid = fi->uid;
00768 gid_t gid = fi->gid;
00769
00770 if (fi->fuser && unameToUid(fi->fuser[i], &uid)) {
00771 if (fsm->goal == FSM_PKGINSTALL)
00772 rpmMessage(RPMMESS_WARNING,
00773 _("user %s does not exist - using root\n"), fi->fuser[i]);
00774 uid = 0;
00775 finalMode &= ~S_ISUID;
00776 }
00777
00778 if (fi->fgroup && gnameToGid(fi->fgroup[i], &gid)) {
00779 if (fsm->goal == FSM_PKGINSTALL)
00780 rpmMessage(RPMMESS_WARNING,
00781 _("group %s does not exist - using root\n"), fi->fgroup[i]);
00782 gid = 0;
00783 finalMode &= ~S_ISGID;
00784 }
00785
00786 if (fsm->mapFlags & CPIO_MAP_MODE)
00787 st->st_mode = (st->st_mode & S_IFMT) | (finalMode & ~S_IFMT);
00788 if (fsm->mapFlags & CPIO_MAP_TYPE) {
00789 st->st_mode = (st->st_mode & ~S_IFMT) | (finalMode & S_IFMT);
00790 if ((S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode))
00791 && st->st_nlink == 0)
00792 st->st_nlink = 1;
00793 st->st_rdev = finalRdev;
00794 st->st_mtime = finalMtime;
00795 }
00796 if (fsm->mapFlags & CPIO_MAP_UID)
00797 st->st_uid = uid;
00798 if (fsm->mapFlags & CPIO_MAP_GID)
00799 st->st_gid = gid;
00800
00801 { rpmts ts = fsmGetTs(fsm);
00802
00803
00804
00805
00806 if (ts != NULL && !(rpmtsFlags(ts) & RPMTRANS_FLAG_NOMD5)) {
00807 fsm->fmd5sum = (fi->fmd5s ? fi->fmd5s[i] : NULL);
00808 fsm->md5sum = (fi->md5s ? (fi->md5s + (16 * i)) : NULL);
00809 } else {
00810 fsm->fmd5sum = NULL;
00811 fsm->md5sum = NULL;
00812 }
00813 }
00814
00815 }
00816 return 0;
00817 }
00818
00824
00825 static int expandRegular( FSM_t fsm)
00826
00827
00828
00829 {
00830 const struct stat * st = &fsm->sb;
00831 int left = st->st_size;
00832 int rc = 0;
00833
00834 rc = fsmNext(fsm, FSM_WOPEN);
00835 if (rc)
00836 goto exit;
00837
00838 if (st->st_size > 0 && (fsm->fmd5sum != NULL || fsm->md5sum != NULL))
00839 fdInitDigest(fsm->wfd, PGPHASHALGO_MD5, 0);
00840
00841 while (left) {
00842
00843 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
00844 rc = fsmNext(fsm, FSM_DREAD);
00845 if (rc)
00846 goto exit;
00847
00848 rc = fsmNext(fsm, FSM_WRITE);
00849 if (rc)
00850 goto exit;
00851
00852 left -= fsm->wrnb;
00853
00854
00855 if (!rc && left)
00856 (void) fsmNext(fsm, FSM_NOTIFY);
00857 }
00858
00859 if (st->st_size > 0 && (fsm->fmd5sum || fsm->md5sum)) {
00860 void * md5sum = NULL;
00861 int asAscii = (fsm->md5sum == NULL ? 1 : 0);
00862
00863 (void) Fflush(fsm->wfd);
00864 fdFiniDigest(fsm->wfd, PGPHASHALGO_MD5, &md5sum, NULL, asAscii);
00865
00866 if (md5sum == NULL) {
00867 rc = CPIOERR_MD5SUM_MISMATCH;
00868 goto exit;
00869 }
00870
00871 if (fsm->md5sum != NULL) {
00872 if (memcmp(md5sum, fsm->md5sum, 16))
00873 rc = CPIOERR_MD5SUM_MISMATCH;
00874 } else {
00875 if (strcmp(md5sum, fsm->fmd5sum))
00876 rc = CPIOERR_MD5SUM_MISMATCH;
00877 }
00878 md5sum = _free(md5sum);
00879 }
00880
00881 exit:
00882 (void) fsmNext(fsm, FSM_WCLOSE);
00883 return rc;
00884 }
00885
00886
00893
00894 static int writeFile( FSM_t fsm, int writeData)
00895
00896
00897
00898 {
00899 const char * path = fsm->path;
00900 const char * opath = fsm->opath;
00901 struct stat * st = &fsm->sb;
00902 struct stat * ost = &fsm->osb;
00903 char * symbuf = NULL;
00904 int left;
00905 int xx;
00906 int rc;
00907
00908 st->st_size = (writeData ? ost->st_size : 0);
00909
00910
00911 if (S_ISDIR(st->st_mode)) {
00912 st->st_size = 0;
00913 } else if (S_ISLNK(st->st_mode)) {
00914
00915
00916
00917
00918
00919 rc = fsmUNSAFE(fsm, FSM_READLINK);
00920 if (rc) goto exit;
00921 st->st_size = fsm->rdnb;
00922 symbuf = alloca_strdup(fsm->rdbuf);
00923 }
00924
00925
00926 if (fsm->mapFlags & CPIO_MAP_ABSOLUTE) {
00927
00928 int nb = strlen(fsm->dirName) + strlen(fsm->baseName) + sizeof(".");
00929 char * t = alloca(nb);
00930 *t = '\0';
00931 fsm->path = t;
00932 if (fsm->mapFlags & CPIO_MAP_ADDDOT)
00933 *t++ = '.';
00934 t = stpcpy( stpcpy(t, fsm->dirName), fsm->baseName);
00935
00936 } else if (fsm->mapFlags & CPIO_MAP_PATH) {
00937 rpmfi fi = fsmGetFi(fsm);
00938 fsm->path =
00939 (fi->apath ? fi->apath[fsm->ix] + fi->striplen : fi->bnl[fsm->ix]);
00940 }
00941
00942 rc = fsmNext(fsm, FSM_HWRITE);
00943 fsm->path = path;
00944 if (rc) goto exit;
00945
00946 if (writeData && S_ISREG(st->st_mode)) {
00947 #if HAVE_MMAP
00948 char * rdbuf = NULL;
00949 void * mapped = (void *)-1;
00950 size_t nmapped;
00951 #endif
00952
00953 rc = fsmNext(fsm, FSM_ROPEN);
00954 if (rc) goto exit;
00955
00956
00957 #if HAVE_MMAP
00958 nmapped = 0;
00959 mapped = mmap(NULL, st->st_size, PROT_READ, MAP_SHARED, Fileno(fsm->rfd), 0);
00960 if (mapped != (void *)-1) {
00961 rdbuf = fsm->rdbuf;
00962 fsm->rdbuf = (char *) mapped;
00963 fsm->rdlen = nmapped = st->st_size;
00964 #if defined(MADV_DONTNEED)
00965 xx = madvise(mapped, nmapped, MADV_DONTNEED);
00966 #endif
00967 }
00968 #endif
00969
00970 left = st->st_size;
00971
00972 while (left) {
00973 #if HAVE_MMAP
00974 if (mapped != (void *)-1) {
00975 fsm->rdnb = nmapped;
00976 } else
00977 #endif
00978 {
00979 fsm->rdlen = (left > fsm->rdsize ? fsm->rdsize : left),
00980 rc = fsmNext(fsm, FSM_READ);
00981 if (rc) goto exit;
00982 }
00983
00984
00985 rc = fsmNext(fsm, FSM_DWRITE);
00986 if (rc) goto exit;
00987
00988 left -= fsm->wrnb;
00989 }
00990
00991 #if HAVE_MMAP
00992
00993 if (mapped != (void *)-1) {
00994 xx = msync(mapped, nmapped, MS_ASYNC);
00995 #if defined(MADV_DONTNEED)
00996 xx = madvise(mapped, nmapped, MADV_DONTNEED);
00997 #endif
00998
00999 xx = munmap(mapped, nmapped);
01000
01001 fsm->rdbuf = rdbuf;
01002 }
01003
01004 #endif
01005
01006 } else if (writeData && S_ISLNK(st->st_mode)) {
01007
01008
01009 strcpy(fsm->rdbuf, symbuf);
01010
01011 fsm->rdnb = strlen(symbuf);
01012 rc = fsmNext(fsm, FSM_DWRITE);
01013 if (rc) goto exit;
01014 }
01015
01016 rc = fsmNext(fsm, FSM_PAD);
01017 if (rc) goto exit;
01018
01019 rc = 0;
01020
01021 exit:
01022 if (fsm->rfd != NULL)
01023 (void) fsmNext(fsm, FSM_RCLOSE);
01024
01025 fsm->opath = opath;
01026 fsm->path = path;
01027
01028 return rc;
01029 }
01030
01031
01037 static int writeLinkedFile( FSM_t fsm)
01038
01039
01040
01041 {
01042 const char * path = fsm->path;
01043 const char * nsuffix = fsm->nsuffix;
01044 int iterIndex = fsm->ix;
01045 int ec = 0;
01046 int rc;
01047 int i;
01048
01049 fsm->path = NULL;
01050 fsm->nsuffix = NULL;
01051 fsm->ix = -1;
01052
01053
01054
01055 for (i = fsm->li->nlink - 1; i >= 0; i--) {
01056
01057 if (fsm->li->filex[i] < 0) continue;
01058
01059 fsm->ix = fsm->li->filex[i];
01060
01061 rc = fsmNext(fsm, FSM_MAP);
01062
01063
01064
01065 rc = writeFile(fsm, (i == 0));
01066 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
01067 ec = rc;
01068 *fsm->failedFile = xstrdup(fsm->path);
01069 }
01070
01071 fsm->path = _free(fsm->path);
01072 fsm->li->filex[i] = -1;
01073 }
01074
01075
01076
01077 fsm->ix = iterIndex;
01078 fsm->nsuffix = nsuffix;
01079 fsm->path = path;
01080 return ec;
01081 }
01082
01088
01089
01090 static int fsmMakeLinks( FSM_t fsm)
01091
01092
01093
01094 {
01095 const char * path = fsm->path;
01096 const char * opath = fsm->opath;
01097 const char * nsuffix = fsm->nsuffix;
01098 int iterIndex = fsm->ix;
01099 int ec = 0;
01100 int rc;
01101 int i;
01102
01103 fsm->path = NULL;
01104 fsm->opath = NULL;
01105 fsm->nsuffix = NULL;
01106 fsm->ix = -1;
01107
01108 fsm->ix = fsm->li->filex[fsm->li->createdPath];
01109 rc = fsmNext(fsm, FSM_MAP);
01110 fsm->opath = fsm->path;
01111 fsm->path = NULL;
01112
01113 for (i = 0; i < fsm->li->nlink; i++) {
01114 if (fsm->li->filex[i] < 0) continue;
01115 if (fsm->li->createdPath == i) continue;
01116
01117 fsm->ix = fsm->li->filex[i];
01118 fsm->path = _free(fsm->path);
01119 rc = fsmNext(fsm, FSM_MAP);
01120 if (XFA_SKIPPING(fsm->action)) continue;
01121
01122 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01123 if (!rc) continue;
01124 if (!(rc == CPIOERR_ENOENT)) break;
01125
01126
01127 rc = fsmNext(fsm, FSM_LINK);
01128 if (fsm->failedFile && rc != 0 && *fsm->failedFile == NULL) {
01129 ec = rc;
01130
01131 *fsm->failedFile = xstrdup(fsm->path);
01132
01133 }
01134
01135 fsm->li->linksLeft--;
01136 }
01137
01138 fsm->path = _free(fsm->path);
01139 fsm->opath = _free(fsm->opath);
01140
01141 fsm->ix = iterIndex;
01142 fsm->nsuffix = nsuffix;
01143 fsm->path = path;
01144 fsm->opath = opath;
01145 return ec;
01146 }
01147
01148
01149
01155
01156 static int fsmCommitLinks( FSM_t fsm)
01157
01158
01159
01160
01161 {
01162 const char * path = fsm->path;
01163 const char * nsuffix = fsm->nsuffix;
01164 int iterIndex = fsm->ix;
01165 struct stat * st = &fsm->sb;
01166 int rc = 0;
01167 int i;
01168
01169 fsm->path = NULL;
01170 fsm->nsuffix = NULL;
01171 fsm->ix = -1;
01172
01173
01174 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
01175 if (fsm->li->sb.st_ino == st->st_ino && fsm->li->sb.st_dev == st->st_dev)
01176 break;
01177 }
01178
01179
01180
01181 for (i = 0; i < fsm->li->nlink; i++) {
01182 if (fsm->li->filex[i] < 0) continue;
01183 fsm->ix = fsm->li->filex[i];
01184 rc = fsmNext(fsm, FSM_MAP);
01185 if (!XFA_SKIPPING(fsm->action))
01186 rc = fsmNext(fsm, FSM_COMMIT);
01187 fsm->path = _free(fsm->path);
01188 fsm->li->filex[i] = -1;
01189 }
01190
01191
01192 fsm->ix = iterIndex;
01193 fsm->nsuffix = nsuffix;
01194 fsm->path = path;
01195 return rc;
01196 }
01197
01198
01204 static int fsmRmdirs( FSM_t fsm)
01205
01206
01207
01208 {
01209 const char * path = fsm->path;
01210 void * dnli = dnlInitIterator(fsm, 1);
01211 char * dn = fsm->rdbuf;
01212 int dc = dnlCount(dnli);
01213 int rc = 0;
01214
01215 fsm->path = NULL;
01216
01217 dn[0] = '\0';
01218
01219 if (fsm->ldn != NULL && fsm->dnlx != NULL)
01220 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
01221 int dnlen = strlen(fsm->path);
01222 char * te;
01223
01224 dc = dnlIndex(dnli);
01225 if (fsm->dnlx[dc] < 1 || fsm->dnlx[dc] >= dnlen)
01226 continue;
01227
01228
01229 te = stpcpy(dn, fsm->path) - 1;
01230 fsm->path = dn;
01231
01232
01233
01234 do {
01235 if (*te == '/') {
01236 *te = '\0';
01237
01238 rc = fsmNext(fsm, FSM_RMDIR);
01239
01240 *te = '/';
01241 }
01242 if (rc)
01243 break;
01244 te--;
01245 } while ((te - fsm->path) > fsm->dnlx[dc]);
01246
01247 }
01248
01249 dnli = dnlFreeIterator(dnli);
01250
01251
01252 fsm->path = path;
01253 return rc;
01254 }
01255
01261 static int fsmMkdirs( FSM_t fsm)
01262
01263
01264
01265
01266
01267 {
01268 struct stat * st = &fsm->sb;
01269 struct stat * ost = &fsm->osb;
01270 const char * path = fsm->path;
01271 mode_t st_mode = st->st_mode;
01272 void * dnli = dnlInitIterator(fsm, 0);
01273 char * dn = fsm->rdbuf;
01274 int dc = dnlCount(dnli);
01275 int rc = 0;
01276 int i;
01277 rpmts ts = fsmGetTs(fsm);
01278 rpmsx sx = rpmtsREContext(ts);
01279
01280 fsm->path = NULL;
01281
01282
01283 dn[0] = '\0';
01284 fsm->dnlx = (dc ? xcalloc(dc, sizeof(*fsm->dnlx)) : NULL);
01285
01286 if (fsm->dnlx != NULL)
01287 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
01288 int dnlen = strlen(fsm->path);
01289 char * te;
01290
01291 dc = dnlIndex(dnli);
01292 if (dc < 0) continue;
01293 fsm->dnlx[dc] = dnlen;
01294 if (dnlen <= 1)
01295 continue;
01296
01297
01298 if (dnlen <= fsm->ldnlen && !strcmp(fsm->path, fsm->ldn))
01299 continue;
01300
01301
01302
01303 (void) stpcpy(dn, fsm->path);
01304 fsm->path = dn;
01305
01306
01307 for (i = 1, te = dn + 1; *te != '\0'; te++, i++) {
01308 if (*te != '/')
01309 continue;
01310
01311 *te = '\0';
01312
01313
01314
01315 if (i < fsm->ldnlen &&
01316 (fsm->ldn[i] == '/' || fsm->ldn[i] == '\0') &&
01317 !strncmp(fsm->path, fsm->ldn, i))
01318 {
01319 *te = '/';
01320
01321 fsm->dnlx[dc] = (te - dn);
01322 continue;
01323 }
01324
01325
01326
01327 rc = fsmUNSAFE(fsm, FSM_LSTAT);
01328 *te = '/';
01329
01330
01331 if (rc == 0 && S_ISDIR(ost->st_mode)) {
01332
01333 fsm->dnlx[dc] = (te - dn);
01334 } else if (rc == CPIOERR_ENOENT) {
01335 rpmfi fi = fsmGetFi(fsm);
01336 *te = '\0';
01337 st->st_mode = S_IFDIR | (fi->dperms & 07777);
01338 rc = fsmNext(fsm, FSM_MKDIR);
01339 if (!rc) {
01340
01341
01342 if (sx != NULL) {
01343 fsm->fcontext = rpmsxFContext(sx, fsm->path, st->st_mode);
01344 rc = fsmNext(fsm, FSM_LSETFCON);
01345 }
01346 if (fsm->fcontext == NULL)
01347 rpmMessage(RPMMESS_DEBUG,
01348 _("%s directory created with perms %04o, no context.\n"),
01349 fsm->path, (unsigned)(st->st_mode & 07777));
01350 else
01351 rpmMessage(RPMMESS_DEBUG,
01352 _("%s directory created with perms %04o, context %s.\n"),
01353 fsm->path, (unsigned)(st->st_mode & 07777),
01354 fsm->fcontext);
01355 fsm->fcontext = NULL;
01356 }
01357 *te = '/';
01358 }
01359 if (rc)
01360 break;
01361 }
01362 if (rc) break;
01363
01364
01365
01366 if (fsm->ldnalloc < (dnlen + 1)) {
01367 fsm->ldnalloc = dnlen + 100;
01368 fsm->ldn = xrealloc(fsm->ldn, fsm->ldnalloc);
01369 }
01370 if (fsm->ldn != NULL) {
01371 strcpy(fsm->ldn, fsm->path);
01372 fsm->ldnlen = dnlen;
01373 }
01374
01375 }
01376
01377 dnli = dnlFreeIterator(dnli);
01378 sx = rpmsxFree(sx);
01379
01380
01381 fsm->path = path;
01382 st->st_mode = st_mode;
01383
01384 return rc;
01385
01386 }
01387
01388 #ifdef NOTYET
01389
01394 static int fsmStat( FSM_t fsm)
01395
01396
01397 {
01398 int rc = 0;
01399
01400 if (fsm->path != NULL) {
01401 int saveernno = errno;
01402 rc = fsmUNSAFE(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
01403 ? FSM_LSTAT : FSM_STAT));
01404 if (rc == CPIOERR_ENOENT) {
01405 errno = saveerrno;
01406 rc = 0;
01407 fsm->exists = 0;
01408 } else if (rc == 0) {
01409 fsm->exists = 1;
01410 }
01411 } else {
01412
01413 fsm->exists = 0;
01414 }
01415 return rc;
01416 }
01417 #endif
01418
01419 #define IS_DEV_LOG(_x) \
01420 ((_x) != NULL && strlen(_x) >= (sizeof("/dev/log")-1) && \
01421 !strncmp((_x), "/dev/log", sizeof("/dev/log")-1) && \
01422 ((_x)[sizeof("/dev/log")-1] == '\0' || \
01423 (_x)[sizeof("/dev/log")-1] == ';'))
01424
01425
01426
01427 int fsmStage(FSM_t fsm, fileStage stage)
01428 {
01429 #ifdef UNUSED
01430 fileStage prevStage = fsm->stage;
01431 const char * const prev = fileStageString(prevStage);
01432 #endif
01433 static int modulo = 4;
01434 const char * const cur = fileStageString(stage);
01435 struct stat * st = &fsm->sb;
01436 struct stat * ost = &fsm->osb;
01437 int saveerrno = errno;
01438 int rc = fsm->rc;
01439 size_t left;
01440 int i;
01441
01442 #define _fafilter(_a) \
01443 (!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \
01444 ? fileActionString(_a) : "")
01445
01446 if (stage & FSM_DEAD) {
01447
01448 } else if (stage & FSM_INTERNAL) {
01449 if (_fsm_debug && !(stage & FSM_SYSCALL))
01450 rpmMessage(RPMMESS_DEBUG, " %8s %06o%3d (%4d,%4d)%10d %s %s\n",
01451 cur,
01452 (unsigned)st->st_mode, (int)st->st_nlink,
01453 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
01454 (fsm->path ? fsm->path : ""),
01455 _fafilter(fsm->action));
01456 } else {
01457 fsm->stage = stage;
01458 if (_fsm_debug || !(stage & FSM_VERBOSE))
01459 rpmMessage(RPMMESS_DEBUG, "%-8s %06o%3d (%4d,%4d)%10d %s %s\n",
01460 cur,
01461 (unsigned)st->st_mode, (int)st->st_nlink,
01462 (int)st->st_uid, (int)st->st_gid, (int)st->st_size,
01463 (fsm->path ? fsm->path + fsm->astriplen : ""),
01464 _fafilter(fsm->action));
01465 }
01466 #undef _fafilter
01467
01468
01469 switch (stage) {
01470 case FSM_UNKNOWN:
01471 break;
01472 case FSM_PKGINSTALL:
01473 while (1) {
01474
01475 rc = fsmUNSAFE(fsm, FSM_INIT);
01476
01477
01478 if (rc == CPIOERR_HDR_TRAILER) {
01479 rc = 0;
01480 break;
01481 }
01482
01483
01484 if (rc) {
01485 fsm->postpone = 1;
01486 (void) fsmNext(fsm, FSM_UNDO);
01487 break;
01488 }
01489
01490
01491 rc = fsmNext(fsm, FSM_PROCESS);
01492 if (rc) {
01493 (void) fsmNext(fsm, FSM_UNDO);
01494 break;
01495 }
01496
01497
01498 (void) fsmNext(fsm, FSM_NOTIFY);
01499
01500 rc = fsmNext(fsm, FSM_FINI);
01501 if (rc) {
01502 break;
01503 }
01504 }
01505 break;
01506 case FSM_PKGERASE:
01507 case FSM_PKGCOMMIT:
01508 while (1) {
01509
01510 rc = fsmUNSAFE(fsm, FSM_INIT);
01511
01512
01513 if (rc == CPIOERR_HDR_TRAILER) {
01514 rc = 0;
01515 break;
01516 }
01517
01518
01519 if (fsmNext(fsm, FSM_FINI))
01520 break;
01521 }
01522 break;
01523 case FSM_PKGBUILD:
01524 while (1) {
01525
01526 rc = fsmUNSAFE(fsm, FSM_INIT);
01527
01528
01529 if (rc == CPIOERR_HDR_TRAILER) {
01530 rc = 0;
01531 break;
01532 }
01533
01534
01535 if (rc) {
01536 fsm->postpone = 1;
01537 (void) fsmNext(fsm, FSM_UNDO);
01538 break;
01539 }
01540
01541
01542 rc = fsmNext(fsm, FSM_PROCESS);
01543 if (rc) {
01544 (void) fsmNext(fsm, FSM_UNDO);
01545 break;
01546 }
01547
01548
01549 (void) fsmNext(fsm, FSM_NOTIFY);
01550
01551 if (fsmNext(fsm, FSM_FINI))
01552 break;
01553 }
01554
01555
01556 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) {
01557 int nlink, j;
01558 while ((fsm->li = fsm->links) != NULL) {
01559 fsm->links = fsm->li->next;
01560 fsm->li->next = NULL;
01561
01562
01563 for (j = -1, nlink = 0, i = 0; i < fsm->li->nlink; i++) {
01564 if (fsm->li->filex[i] < 0)
01565 continue;
01566 nlink++;
01567 if (j == -1) j = i;
01568 }
01569
01570
01571 if (j != 0) {
01572 fsm->li->filex[0] = fsm->li->filex[j];
01573 fsm->li->filex[j] = -1;
01574 }
01575
01576 fsm->li->sb.st_nlink = nlink;
01577
01578 fsm->sb = fsm->li->sb;
01579 fsm->osb = fsm->sb;
01580
01581 if (!rc) rc = writeLinkedFile(fsm);
01582
01583 fsm->li = freeHardLink(fsm->li);
01584 }
01585 }
01586
01587 if (!rc)
01588 rc = fsmNext(fsm, FSM_TRAILER);
01589
01590 break;
01591 case FSM_CREATE:
01592 { rpmts ts = fsmGetTs(fsm);
01593 #define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT)
01594 fsm->commit = ((ts && (rpmtsFlags(ts) & _tsmask) &&
01595 fsm->goal != FSM_PKGCOMMIT) ? 0 : 1);
01596 #undef _tsmask
01597 }
01598 fsm->path = _free(fsm->path);
01599 fsm->opath = _free(fsm->opath);
01600 fsm->dnlx = _free(fsm->dnlx);
01601
01602 fsm->ldn = _free(fsm->ldn);
01603 fsm->ldnalloc = fsm->ldnlen = 0;
01604
01605 fsm->rdsize = fsm->wrsize = 0;
01606 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
01607 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
01608 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01609 fsm->rdsize = 8 * BUFSIZ;
01610 fsm->rdbuf = fsm->rdb = xmalloc(fsm->rdsize);
01611 fsm->wrsize = 8 * BUFSIZ;
01612 fsm->wrbuf = fsm->wrb = xmalloc(fsm->wrsize);
01613 }
01614
01615 fsm->mkdirsdone = 0;
01616 fsm->ix = -1;
01617 fsm->links = NULL;
01618 fsm->li = NULL;
01619 errno = 0;
01620
01621
01622 if (fsm->goal == FSM_PKGINSTALL) {
01623
01624 rc = fsmNext(fsm, FSM_MKDIRS);
01625
01626 if (!rc) fsm->mkdirsdone = 1;
01627 }
01628
01629 break;
01630 case FSM_INIT:
01631 fsm->path = _free(fsm->path);
01632 fsm->postpone = 0;
01633 fsm->diskchecked = fsm->exists = 0;
01634 fsm->subdir = NULL;
01635 fsm->suffix = (fsm->sufbuf[0] != '\0' ? fsm->sufbuf : NULL);
01636 fsm->action = FA_UNKNOWN;
01637 fsm->osuffix = NULL;
01638 fsm->nsuffix = NULL;
01639
01640 if (fsm->goal == FSM_PKGINSTALL) {
01641
01642 rc = fsmUNSAFE(fsm, FSM_NEXT);
01643 }
01644 if (rc) break;
01645
01646
01647 fsm->ix = ((fsm->goal == FSM_PKGINSTALL)
01648 ? mapFind(fsm->iter, fsm->path) : mapNextIterator(fsm->iter));
01649
01650
01651 if (fsm->ix < 0) {
01652 if (fsm->goal == FSM_PKGINSTALL) {
01653 #if 0
01654 rpmMessage(RPMMESS_WARNING,
01655 _("archive file %s was not found in header file list\n"),
01656 fsm->path);
01657 #endif
01658
01659 if (fsm->failedFile && *fsm->failedFile == NULL)
01660 *fsm->failedFile = xstrdup(fsm->path);
01661
01662 rc = CPIOERR_UNMAPPED_FILE;
01663 } else {
01664 rc = CPIOERR_HDR_TRAILER;
01665 }
01666 break;
01667 }
01668
01669
01670 if (fsm->goal != FSM_PKGINSTALL) {
01671 rpmfi fi = fsmGetFi(fsm);
01672 st->st_mode = fi->fmodes[fsm->ix];
01673 }
01674
01675
01676 rc = fsmNext(fsm, FSM_MAP);
01677 if (rc) break;
01678
01679
01680 #ifdef NOTYET
01681 rc = fsmStat(fsm);
01682 #else
01683 if (fsm->path != NULL &&
01684 !(fsm->goal == FSM_PKGINSTALL && S_ISREG(st->st_mode)))
01685 {
01686 rc = fsmUNSAFE(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
01687 ? FSM_LSTAT : FSM_STAT));
01688 if (rc == CPIOERR_ENOENT) {
01689 errno = saveerrno;
01690 rc = 0;
01691 fsm->exists = 0;
01692 } else if (rc == 0) {
01693 fsm->exists = 1;
01694 }
01695 } else {
01696
01697 fsm->exists = 0;
01698 }
01699 #endif
01700 fsm->diskchecked = 1;
01701 if (rc) break;
01702
01703
01704
01705 if (fsm->goal != FSM_PKGINSTALL)
01706 *st = *ost;
01707
01708
01709
01710 rc = fsmMapAttrs(fsm);
01711 if (rc) break;
01712
01713 fsm->postpone = XFA_SKIPPING(fsm->action);
01714 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01715
01716 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1)
01717 fsm->postpone = saveHardLink(fsm);
01718
01719 }
01720 break;
01721 case FSM_PRE:
01722 break;
01723 case FSM_MAP:
01724 rc = fsmMapPath(fsm);
01725 break;
01726 case FSM_MKDIRS:
01727 rc = fsmMkdirs(fsm);
01728 break;
01729 case FSM_RMDIRS:
01730 if (fsm->dnlx)
01731 rc = fsmRmdirs(fsm);
01732 break;
01733 case FSM_PROCESS:
01734 if (fsm->postpone) {
01735 if (fsm->goal == FSM_PKGINSTALL)
01736 rc = fsmNext(fsm, FSM_EAT);
01737 break;
01738 }
01739
01740 if (fsm->goal == FSM_PKGBUILD) {
01741 if (fsm->fflags & RPMFILE_GHOST)
01742 break;
01743 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
01744 struct hardLink_s * li, * prev;
01745
01746 if (!(fsm->mapFlags & CPIO_ALL_HARDLINKS)) break;
01747 rc = writeLinkedFile(fsm);
01748 if (rc) break;
01749
01750 for (li = fsm->links, prev = NULL; li; prev = li, li = li->next)
01751 if (li == fsm->li)
01752 break;
01753
01754 if (prev == NULL)
01755 fsm->links = fsm->li->next;
01756 else
01757 prev->next = fsm->li->next;
01758 fsm->li->next = NULL;
01759 fsm->li = freeHardLink(fsm->li);
01760 } else {
01761 rc = writeFile(fsm, 1);
01762 }
01763 break;
01764 }
01765
01766 if (fsm->goal != FSM_PKGINSTALL)
01767 break;
01768
01769 if (S_ISREG(st->st_mode)) {
01770 const char * path = fsm->path;
01771 if (fsm->osuffix)
01772 fsm->path = fsmFsPath(fsm, st, NULL, NULL);
01773 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01774
01775 if (rc == 0 && fsm->osuffix) {
01776 const char * opath = fsm->opath;
01777 fsm->opath = fsm->path;
01778 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
01779 rc = fsmNext(fsm, FSM_RENAME);
01780 if (!rc)
01781 rpmMessage(RPMMESS_WARNING,
01782 _("%s saved as %s\n"),
01783 (fsm->opath ? fsm->opath : ""),
01784 (fsm->path ? fsm->path : ""));
01785 fsm->path = _free(fsm->path);
01786 fsm->opath = opath;
01787 }
01788
01789
01790 fsm->path = path;
01791
01792 if (!(rc == CPIOERR_ENOENT)) return rc;
01793 rc = expandRegular(fsm);
01794 } else if (S_ISDIR(st->st_mode)) {
01795 mode_t st_mode = st->st_mode;
01796 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01797 if (rc == CPIOERR_ENOENT) {
01798 st->st_mode &= ~07777;
01799 st->st_mode |= 00700;
01800 rc = fsmNext(fsm, FSM_MKDIR);
01801 st->st_mode = st_mode;
01802 }
01803 } else if (S_ISLNK(st->st_mode)) {
01804 const char * opath = fsm->opath;
01805
01806 if ((st->st_size + 1) > fsm->rdsize) {
01807 rc = CPIOERR_HDR_SIZE;
01808 break;
01809 }
01810
01811 fsm->wrlen = st->st_size;
01812 rc = fsmNext(fsm, FSM_DREAD);
01813 if (!rc && fsm->rdnb != fsm->wrlen)
01814 rc = CPIOERR_READ_FAILED;
01815 if (rc) break;
01816
01817
01818 fsm->wrbuf[st->st_size] = '\0';
01819
01820
01821
01822 fsm->opath = fsm->wrbuf;
01823
01824 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01825 if (rc == CPIOERR_ENOENT)
01826 rc = fsmNext(fsm, FSM_SYMLINK);
01827 fsm->opath = opath;
01828 } else if (S_ISFIFO(st->st_mode)) {
01829 mode_t st_mode = st->st_mode;
01830
01831 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01832 if (rc == CPIOERR_ENOENT) {
01833 st->st_mode = 0000;
01834 rc = fsmNext(fsm, FSM_MKFIFO);
01835 st->st_mode = st_mode;
01836 }
01837 } else if (S_ISCHR(st->st_mode) ||
01838 S_ISBLK(st->st_mode) ||
01839 S_ISSOCK(st->st_mode) )
01840 {
01841 rc = fsmUNSAFE(fsm, FSM_VERIFY);
01842 if (rc == CPIOERR_ENOENT)
01843 rc = fsmNext(fsm, FSM_MKNOD);
01844 } else {
01845
01846 if (!IS_DEV_LOG(fsm->path))
01847 rc = CPIOERR_UNKNOWN_FILETYPE;
01848 }
01849 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
01850 fsm->li->createdPath = fsm->li->linkIndex;
01851 rc = fsmMakeLinks(fsm);
01852 }
01853 break;
01854 case FSM_POST:
01855 break;
01856 case FSM_MKLINKS:
01857 rc = fsmMakeLinks(fsm);
01858 break;
01859 case FSM_NOTIFY:
01860 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
01861 rpmts ts = fsmGetTs(fsm);
01862 rpmfi fi = fsmGetFi(fsm);
01863 void * ptr;
01864 unsigned int archivePos = fdGetCpioPos(fsm->cfd);
01865 if (archivePos > fi->archivePos) {
01866 fi->archivePos = archivePos;
01867 ptr = rpmtsNotify(ts, fi->te, RPMCALLBACK_INST_PROGRESS,
01868 fi->archivePos, fi->archiveSize);
01869 }
01870 }
01871 break;
01872 case FSM_UNDO:
01873 if (fsm->postpone)
01874 break;
01875 if (fsm->goal == FSM_PKGINSTALL) {
01876 (void) fsmNext(fsm,
01877 (S_ISDIR(st->st_mode) ? FSM_RMDIR : FSM_UNLINK));
01878
01879 #ifdef NOTYET
01880 if (fsm->dnlx)
01881 (void) fsmNext(fsm, FSM_RMDIRS);
01882 #endif
01883 errno = saveerrno;
01884 }
01885
01886 if (fsm->failedFile && *fsm->failedFile == NULL)
01887 *fsm->failedFile = xstrdup(fsm->path);
01888
01889 break;
01890 case FSM_FINI:
01891 if (!fsm->postpone && fsm->commit) {
01892 if (fsm->goal == FSM_PKGINSTALL)
01893 rc = ((!S_ISDIR(st->st_mode) && st->st_nlink > 1)
01894 ? fsmCommitLinks(fsm) : fsmNext(fsm, FSM_COMMIT));
01895 if (fsm->goal == FSM_PKGCOMMIT)
01896 rc = fsmNext(fsm, FSM_COMMIT);
01897 if (fsm->goal == FSM_PKGERASE)
01898 rc = fsmNext(fsm, FSM_COMMIT);
01899 }
01900 fsm->path = _free(fsm->path);
01901 fsm->opath = _free(fsm->opath);
01902
01903 memset(st, 0, sizeof(*st));
01904 memset(ost, 0, sizeof(*ost));
01905
01906 break;
01907 case FSM_COMMIT:
01908
01909 if (fsm->osuffix && fsm->diskchecked &&
01910 (fsm->exists || (fsm->goal == FSM_PKGINSTALL && S_ISREG(st->st_mode))))
01911 {
01912 const char * opath = fsm->opath;
01913 const char * path = fsm->path;
01914 fsm->opath = fsmFsPath(fsm, st, NULL, NULL);
01915 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
01916 rc = fsmNext(fsm, FSM_RENAME);
01917 if (!rc) {
01918 rpmMessage(RPMMESS_WARNING, _("%s saved as %s\n"),
01919 (fsm->opath ? fsm->opath : ""),
01920 (fsm->path ? fsm->path : ""));
01921 }
01922 fsm->path = _free(fsm->path);
01923 fsm->path = path;
01924 fsm->opath = _free(fsm->opath);
01925 fsm->opath = opath;
01926 }
01927
01928
01929 if (fsm->goal == FSM_PKGERASE) {
01930 if (fsm->action == FA_ERASE) {
01931 rpmfi fi = fsmGetFi(fsm);
01932 if (S_ISDIR(st->st_mode)) {
01933 rc = fsmNext(fsm, FSM_RMDIR);
01934 if (!rc) break;
01935 switch (rc) {
01936 case CPIOERR_ENOENT:
01937 case CPIOERR_ENOTEMPTY:
01938
01939 if (fsm->fflags & RPMFILE_MISSINGOK)
01940 break;
01941
01942
01943 rpmError(
01944 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
01945 _("%s rmdir of %s failed: Directory not empty\n"),
01946 rpmfiTypeString(fi), fsm->path);
01947 break;
01948 default:
01949 rpmError(
01950 (strict_erasures ? RPMERR_RMDIR : RPMDEBUG_RMDIR),
01951 _("%s rmdir of %s failed: %s\n"),
01952 rpmfiTypeString(fi), fsm->path, strerror(errno));
01953 break;
01954 }
01955 } else {
01956 rc = fsmNext(fsm, FSM_UNLINK);
01957 if (!rc) break;
01958 switch (rc) {
01959 case CPIOERR_ENOENT:
01960 if (fsm->fflags & RPMFILE_MISSINGOK)
01961 break;
01962
01963 default:
01964 rpmError(
01965 (strict_erasures ? RPMERR_UNLINK : RPMDEBUG_UNLINK),
01966 _("%s unlink of %s failed: %s\n"),
01967 rpmfiTypeString(fi), fsm->path, strerror(errno));
01968 break;
01969 }
01970 }
01971 }
01972
01973 if (!strict_erasures) rc = 0;
01974 break;
01975 }
01976
01977
01978 if (!S_ISSOCK(st->st_mode) && !IS_DEV_LOG(fsm->path)) {
01979
01980 if (!S_ISDIR(st->st_mode) &&
01981 (fsm->subdir || fsm->suffix || fsm->nsuffix))
01982 {
01983 fsm->opath = fsm->path;
01984 fsm->path = fsmFsPath(fsm, st, NULL, fsm->nsuffix);
01985 rc = fsmNext(fsm, FSM_RENAME);
01986 if (!rc && fsm->nsuffix) {
01987 const char * opath = fsmFsPath(fsm, st, NULL, NULL);
01988 rpmMessage(RPMMESS_WARNING, _("%s created as %s\n"),
01989 (opath ? opath : ""),
01990 (fsm->path ? fsm->path : ""));
01991 opath = _free(opath);
01992 }
01993 fsm->opath = _free(fsm->opath);
01994 }
01995
01996
01997
01998 if (!rc && !getuid()) {
01999 rc = fsmMapFContext(fsm);
02000 if (!rc)
02001 rc = fsmNext(fsm, FSM_LSETFCON);
02002 fsm->fcontext = NULL;
02003 }
02004 if (S_ISLNK(st->st_mode)) {
02005 if (!rc && !getuid())
02006 rc = fsmNext(fsm, FSM_LCHOWN);
02007 } else {
02008 if (!rc && !getuid())
02009 rc = fsmNext(fsm, FSM_CHOWN);
02010 if (!rc)
02011 rc = fsmNext(fsm, FSM_CHMOD);
02012 if (!rc) {
02013 time_t mtime = st->st_mtime;
02014 rpmfi fi = fsmGetFi(fsm);
02015 if (fi->fmtimes)
02016 st->st_mtime = fi->fmtimes[fsm->ix];
02017 rc = fsmNext(fsm, FSM_UTIME);
02018 st->st_mtime = mtime;
02019 }
02020 }
02021 }
02022
02023
02024 if (!rc) rc = fsmNext(fsm, FSM_NOTIFY);
02025 else if (fsm->failedFile && *fsm->failedFile == NULL) {
02026
02027 *fsm->failedFile = fsm->path;
02028
02029 fsm->path = NULL;
02030 }
02031 break;
02032 case FSM_DESTROY:
02033 fsm->path = _free(fsm->path);
02034
02035
02036 while ((fsm->li = fsm->links) != NULL) {
02037 fsm->links = fsm->li->next;
02038 fsm->li->next = NULL;
02039 if (fsm->goal == FSM_PKGINSTALL &&
02040 fsm->commit && fsm->li->linksLeft)
02041 {
02042 for (i = 0 ; i < fsm->li->linksLeft; i++) {
02043 if (fsm->li->filex[i] < 0)
02044 continue;
02045 rc = CPIOERR_MISSING_HARDLINK;
02046 if (fsm->failedFile && *fsm->failedFile == NULL) {
02047 fsm->ix = fsm->li->filex[i];
02048 if (!fsmNext(fsm, FSM_MAP)) {
02049
02050 *fsm->failedFile = fsm->path;
02051
02052 fsm->path = NULL;
02053 }
02054 }
02055 break;
02056 }
02057 }
02058 if (fsm->goal == FSM_PKGBUILD &&
02059 (fsm->mapFlags & CPIO_ALL_HARDLINKS))
02060 {
02061 rc = CPIOERR_MISSING_HARDLINK;
02062 }
02063 fsm->li = freeHardLink(fsm->li);
02064 }
02065 fsm->ldn = _free(fsm->ldn);
02066 fsm->ldnalloc = fsm->ldnlen = 0;
02067 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
02068 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
02069 break;
02070 case FSM_VERIFY:
02071 if (fsm->diskchecked && !fsm->exists) {
02072 rc = CPIOERR_ENOENT;
02073 break;
02074 }
02075 if (S_ISREG(st->st_mode)) {
02076 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
02077
02078 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
02079
02080
02081
02082
02083
02084 fsm->opath = fsm->path;
02085 fsm->path = path;
02086 rc = fsmNext(fsm, FSM_RENAME);
02087 if (!rc)
02088 (void) fsmNext(fsm, FSM_UNLINK);
02089 else
02090 rc = CPIOERR_UNLINK_FAILED;
02091 fsm->path = fsm->opath;
02092 fsm->opath = NULL;
02093 return (rc ? rc : CPIOERR_ENOENT);
02094 break;
02095 } else if (S_ISDIR(st->st_mode)) {
02096 if (S_ISDIR(ost->st_mode)) return 0;
02097 if (S_ISLNK(ost->st_mode)) {
02098 rc = fsmUNSAFE(fsm, FSM_STAT);
02099 if (rc == CPIOERR_ENOENT) rc = 0;
02100 if (rc) break;
02101 errno = saveerrno;
02102 if (S_ISDIR(ost->st_mode)) return 0;
02103 }
02104 } else if (S_ISLNK(st->st_mode)) {
02105 if (S_ISLNK(ost->st_mode)) {
02106
02107 rc = fsmUNSAFE(fsm, FSM_READLINK);
02108 errno = saveerrno;
02109 if (rc) break;
02110 if (!strcmp(fsm->opath, fsm->rdbuf)) return 0;
02111 }
02112 } else if (S_ISFIFO(st->st_mode)) {
02113 if (S_ISFIFO(ost->st_mode)) return 0;
02114 } else if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) {
02115 if ((S_ISCHR(ost->st_mode) || S_ISBLK(ost->st_mode)) &&
02116 (ost->st_rdev == st->st_rdev)) return 0;
02117 } else if (S_ISSOCK(st->st_mode)) {
02118 if (S_ISSOCK(ost->st_mode)) return 0;
02119 }
02120
02121 rc = 0;
02122 if (fsm->stage == FSM_PROCESS) rc = fsmNext(fsm, FSM_UNLINK);
02123 if (rc == 0) rc = CPIOERR_ENOENT;
02124 return (rc ? rc : CPIOERR_ENOENT);
02125 break;
02126
02127 case FSM_UNLINK:
02128 rc = Unlink(fsm->path);
02129 if (_fsm_debug && (stage & FSM_SYSCALL))
02130 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
02131 fsm->path, (rc < 0 ? strerror(errno) : ""));
02132 if (rc < 0)
02133 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_UNLINK_FAILED);
02134 break;
02135 case FSM_RENAME:
02136 rc = Rename(fsm->opath, fsm->path);
02137 #if defined(ETXTBSY)
02138 if (rc && errno == ETXTBSY) {
02139 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
02140 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
02141
02142
02143
02144
02145 rc = Rename(fsm->path, path);
02146 if (!rc) rc = Rename(fsm->opath, fsm->path);
02147 }
02148 #endif
02149 if (_fsm_debug && (stage & FSM_SYSCALL))
02150 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02151 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02152 if (rc < 0) rc = CPIOERR_RENAME_FAILED;
02153 break;
02154 case FSM_MKDIR:
02155 rc = Mkdir(fsm->path, (st->st_mode & 07777));
02156 if (_fsm_debug && (stage & FSM_SYSCALL))
02157 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02158 fsm->path, (unsigned)(st->st_mode & 07777),
02159 (rc < 0 ? strerror(errno) : ""));
02160 if (rc < 0) rc = CPIOERR_MKDIR_FAILED;
02161 break;
02162 case FSM_RMDIR:
02163 rc = Rmdir(fsm->path);
02164 if (_fsm_debug && (stage & FSM_SYSCALL))
02165 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
02166 fsm->path, (rc < 0 ? strerror(errno) : ""));
02167 if (rc < 0)
02168 switch (errno) {
02169 case ENOENT: rc = CPIOERR_ENOENT; break;
02170 case ENOTEMPTY: rc = CPIOERR_ENOTEMPTY; break;
02171 default: rc = CPIOERR_RMDIR_FAILED; break;
02172 }
02173 break;
02174 case FSM_LSETFCON:
02175 if (fsm->fcontext == NULL || *fsm->fcontext == '\0'
02176 || !strcmp(fsm->fcontext, "<<none>>"))
02177 break;
02178 rc = lsetfilecon(fsm->path, (security_context_t)fsm->fcontext);
02179 if (_fsm_debug && (stage & FSM_SYSCALL))
02180 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02181 fsm->path, fsm->fcontext,
02182 (rc < 0 ? strerror(errno) : ""));
02183 if (rc < 0) rc = (errno == ENOTSUP ? 0 : CPIOERR_LSETFCON_FAILED);
02184 break;
02185 case FSM_CHOWN:
02186 rc = chown(fsm->path, st->st_uid, st->st_gid);
02187 if (_fsm_debug && (stage & FSM_SYSCALL))
02188 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
02189 fsm->path, (int)st->st_uid, (int)st->st_gid,
02190 (rc < 0 ? strerror(errno) : ""));
02191 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
02192 break;
02193 case FSM_LCHOWN:
02194 #if ! CHOWN_FOLLOWS_SYMLINK
02195 rc = lchown(fsm->path, st->st_uid, st->st_gid);
02196 if (_fsm_debug && (stage & FSM_SYSCALL))
02197 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
02198 fsm->path, (int)st->st_uid, (int)st->st_gid,
02199 (rc < 0 ? strerror(errno) : ""));
02200 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
02201 #endif
02202 break;
02203 case FSM_CHMOD:
02204 rc = chmod(fsm->path, (st->st_mode & 07777));
02205 if (_fsm_debug && (stage & FSM_SYSCALL))
02206 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02207 fsm->path, (unsigned)(st->st_mode & 07777),
02208 (rc < 0 ? strerror(errno) : ""));
02209 if (rc < 0) rc = CPIOERR_CHMOD_FAILED;
02210 break;
02211 case FSM_UTIME:
02212 { struct utimbuf stamp;
02213 stamp.actime = st->st_mtime;
02214 stamp.modtime = st->st_mtime;
02215 rc = utime(fsm->path, &stamp);
02216 if (_fsm_debug && (stage & FSM_SYSCALL))
02217 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0x%x) %s\n", cur,
02218 fsm->path, (unsigned)st->st_mtime,
02219 (rc < 0 ? strerror(errno) : ""));
02220 if (rc < 0) rc = CPIOERR_UTIME_FAILED;
02221 }
02222 break;
02223 case FSM_SYMLINK:
02224 rc = symlink(fsm->opath, fsm->path);
02225 if (_fsm_debug && (stage & FSM_SYSCALL))
02226 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02227 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02228 if (rc < 0) rc = CPIOERR_SYMLINK_FAILED;
02229 break;
02230 case FSM_LINK:
02231 rc = Link(fsm->opath, fsm->path);
02232 if (_fsm_debug && (stage & FSM_SYSCALL))
02233 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
02234 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
02235 if (rc < 0) rc = CPIOERR_LINK_FAILED;
02236 break;
02237 case FSM_MKFIFO:
02238 rc = mkfifo(fsm->path, (st->st_mode & 07777));
02239 if (_fsm_debug && (stage & FSM_SYSCALL))
02240 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
02241 fsm->path, (unsigned)(st->st_mode & 07777),
02242 (rc < 0 ? strerror(errno) : ""));
02243 if (rc < 0) rc = CPIOERR_MKFIFO_FAILED;
02244 break;
02245 case FSM_MKNOD:
02246
02247 rc = mknod(fsm->path, (st->st_mode & ~07777), st->st_rdev);
02248
02249 if (_fsm_debug && (stage & FSM_SYSCALL))
02250 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n", cur,
02251 fsm->path, (unsigned)(st->st_mode & ~07777),
02252 (unsigned)st->st_rdev,
02253 (rc < 0 ? strerror(errno) : ""));
02254 if (rc < 0) rc = CPIOERR_MKNOD_FAILED;
02255 break;
02256 case FSM_LSTAT:
02257 rc = Lstat(fsm->path, ost);
02258 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
02259 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
02260 fsm->path, (rc < 0 ? strerror(errno) : ""));
02261 if (rc < 0)
02262 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_LSTAT_FAILED);
02263 break;
02264 case FSM_STAT:
02265 rc = Stat(fsm->path, ost);
02266 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
02267 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
02268 fsm->path, (rc < 0 ? strerror(errno) : ""));
02269 if (rc < 0)
02270 rc = (errno == ENOENT ? CPIOERR_ENOENT : CPIOERR_STAT_FAILED);
02271 break;
02272 case FSM_READLINK:
02273
02274
02275 rc = Readlink(fsm->path, fsm->rdbuf, fsm->rdsize - 1);
02276
02277 if (_fsm_debug && (stage & FSM_SYSCALL))
02278 rpmMessage(RPMMESS_DEBUG, " %8s (%s, rdbuf, %d) %s\n", cur,
02279 fsm->path, (int)(fsm->rdsize -1), (rc < 0 ? strerror(errno) : ""));
02280 if (rc < 0) rc = CPIOERR_READLINK_FAILED;
02281 else {
02282 fsm->rdnb = rc;
02283
02284 fsm->rdbuf[fsm->rdnb] = '\0';
02285
02286 rc = 0;
02287 }
02288 break;
02289 case FSM_CHROOT:
02290 break;
02291
02292 case FSM_NEXT:
02293 rc = fsmUNSAFE(fsm, FSM_HREAD);
02294 if (rc) break;
02295 if (!strcmp(fsm->path, CPIO_TRAILER)) {
02296 fsm->path = _free(fsm->path);
02297 rc = CPIOERR_HDR_TRAILER;
02298 }
02299 if (!rc)
02300 rc = fsmNext(fsm, FSM_POS);
02301 break;
02302 case FSM_EAT:
02303 for (left = st->st_size; left > 0; left -= fsm->rdnb) {
02304 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
02305 rc = fsmNext(fsm, FSM_DREAD);
02306 if (rc)
02307 break;
02308 }
02309 break;
02310 case FSM_POS:
02311 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
02312 if (left) {
02313 fsm->wrlen = left;
02314 (void) fsmNext(fsm, FSM_DREAD);
02315 }
02316 break;
02317 case FSM_PAD:
02318 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
02319 if (left) {
02320
02321 memset(fsm->rdbuf, 0, left);
02322
02323
02324 fsm->rdnb = left;
02325 (void) fsmNext(fsm, FSM_DWRITE);
02326 }
02327 break;
02328 case FSM_TRAILER:
02329 rc = cpioTrailerWrite(fsm);
02330 break;
02331 case FSM_HREAD:
02332 rc = fsmNext(fsm, FSM_POS);
02333 if (!rc)
02334 rc = cpioHeaderRead(fsm, st);
02335 break;
02336 case FSM_HWRITE:
02337 rc = cpioHeaderWrite(fsm, st);
02338 break;
02339 case FSM_DREAD:
02340
02341 fsm->rdnb = Fread(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->wrlen, fsm->cfd);
02342
02343 if (_fsm_debug && (stage & FSM_SYSCALL))
02344 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\trdnb %d\n",
02345 cur, (fsm->wrbuf == fsm->wrb ? "wrbuf" : "mmap"),
02346 (int)fsm->wrlen, (int)fsm->rdnb);
02347 if (fsm->rdnb != fsm->wrlen || Ferror(fsm->cfd))
02348 rc = CPIOERR_READ_FAILED;
02349 if (fsm->rdnb > 0)
02350 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->rdnb);
02351 break;
02352 case FSM_DWRITE:
02353 fsm->wrnb = Fwrite(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdnb, fsm->cfd);
02354 if (_fsm_debug && (stage & FSM_SYSCALL))
02355 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\twrnb %d\n",
02356 cur, (fsm->rdbuf == fsm->rdb ? "rdbuf" : "mmap"),
02357 (int)fsm->rdnb, (int)fsm->wrnb);
02358 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->cfd))
02359 rc = CPIOERR_WRITE_FAILED;
02360 if (fsm->wrnb > 0)
02361 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->wrnb);
02362 break;
02363
02364 case FSM_ROPEN:
02365 fsm->rfd = Fopen(fsm->path, "r.ufdio");
02366 if (fsm->rfd == NULL || Ferror(fsm->rfd)) {
02367 if (fsm->rfd != NULL) (void) fsmNext(fsm, FSM_RCLOSE);
02368 fsm->rfd = NULL;
02369 rc = CPIOERR_OPEN_FAILED;
02370 break;
02371 }
02372 if (_fsm_debug && (stage & FSM_SYSCALL))
02373 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"r\") rfd %p rdbuf %p\n", cur,
02374 fsm->path, fsm->rfd, fsm->rdbuf);
02375 break;
02376 case FSM_READ:
02377
02378 fsm->rdnb = Fread(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdlen, fsm->rfd);
02379
02380 if (_fsm_debug && (stage & FSM_SYSCALL))
02381 rpmMessage(RPMMESS_DEBUG, " %8s (rdbuf, %d, rfd)\trdnb %d\n",
02382 cur, (int)fsm->rdlen, (int)fsm->rdnb);
02383 if (fsm->rdnb != fsm->rdlen || Ferror(fsm->rfd))
02384 rc = CPIOERR_READ_FAILED;
02385 break;
02386 case FSM_RCLOSE:
02387 if (fsm->rfd != NULL) {
02388 if (_fsm_debug && (stage & FSM_SYSCALL))
02389 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->rfd);
02390 (void) rpmswAdd(rpmtsOp(fsmGetTs(fsm), RPMTS_OP_DIGEST),
02391 fdstat_op(fsm->rfd, FDSTAT_DIGEST));
02392 (void) Fclose(fsm->rfd);
02393 errno = saveerrno;
02394 }
02395 fsm->rfd = NULL;
02396 break;
02397 case FSM_WOPEN:
02398 fsm->wfd = Fopen(fsm->path, "w.ufdio");
02399 if (fsm->wfd == NULL || Ferror(fsm->wfd)) {
02400 if (fsm->wfd != NULL) (void) fsmNext(fsm, FSM_WCLOSE);
02401 fsm->wfd = NULL;
02402 rc = CPIOERR_OPEN_FAILED;
02403 }
02404 if (_fsm_debug && (stage & FSM_SYSCALL))
02405 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"w\") wfd %p wrbuf %p\n", cur,
02406 fsm->path, fsm->wfd, fsm->wrbuf);
02407 break;
02408 case FSM_WRITE:
02409 fsm->wrnb = Fwrite(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->rdnb, fsm->wfd);
02410 if (_fsm_debug && (stage & FSM_SYSCALL))
02411 rpmMessage(RPMMESS_DEBUG, " %8s (wrbuf, %d, wfd)\twrnb %d\n",
02412 cur, (int)fsm->rdnb, (int)fsm->wrnb);
02413 if (fsm->rdnb != fsm->wrnb || Ferror(fsm->wfd))
02414 rc = CPIOERR_WRITE_FAILED;
02415 break;
02416 case FSM_WCLOSE:
02417 if (fsm->wfd != NULL) {
02418 if (_fsm_debug && (stage & FSM_SYSCALL))
02419 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->wfd);
02420 (void) rpmswAdd(rpmtsOp(fsmGetTs(fsm), RPMTS_OP_DIGEST),
02421 fdstat_op(fsm->wfd, FDSTAT_DIGEST));
02422 (void) Fclose(fsm->wfd);
02423 errno = saveerrno;
02424 }
02425 fsm->wfd = NULL;
02426 break;
02427
02428 default:
02429 break;
02430 }
02431
02432
02433 if (!(stage & FSM_INTERNAL)) {
02434 fsm->rc = (rc == CPIOERR_HDR_TRAILER ? 0 : rc);
02435 }
02436 return rc;
02437 }
02438
02439
02440
02441 const char *const fileActionString(fileAction a)
02442 {
02443 switch (a) {
02444 case FA_UNKNOWN: return "unknown";
02445 case FA_CREATE: return "create";
02446 case FA_COPYOUT: return "copyout";
02447 case FA_COPYIN: return "copyin";
02448 case FA_BACKUP: return "backup";
02449 case FA_SAVE: return "save";
02450 case FA_SKIP: return "skip";
02451 case FA_ALTNAME: return "altname";
02452 case FA_ERASE: return "erase";
02453 case FA_SKIPNSTATE: return "skipnstate";
02454 case FA_SKIPNETSHARED: return "skipnetshared";
02455 case FA_SKIPCOLOR: return "skipcolor";
02456 default: return "???";
02457 }
02458
02459 }
02460
02461 const char *const fileStageString(fileStage a) {
02462 switch(a) {
02463 case FSM_UNKNOWN: return "unknown";
02464
02465 case FSM_PKGINSTALL:return "INSTALL";
02466 case FSM_PKGERASE: return "ERASE";
02467 case FSM_PKGBUILD: return "BUILD";
02468 case FSM_PKGCOMMIT: return "COMMIT";
02469 case FSM_PKGUNDO: return "UNDO";
02470
02471 case FSM_CREATE: return "create";
02472 case FSM_INIT: return "init";
02473 case FSM_MAP: return "map";
02474 case FSM_MKDIRS: return "mkdirs";
02475 case FSM_RMDIRS: return "rmdirs";
02476 case FSM_PRE: return "pre";
02477 case FSM_PROCESS: return "process";
02478 case FSM_POST: return "post";
02479 case FSM_MKLINKS: return "mklinks";
02480 case FSM_NOTIFY: return "notify";
02481 case FSM_UNDO: return "undo";
02482 case FSM_FINI: return "fini";
02483 case FSM_COMMIT: return "commit";
02484 case FSM_DESTROY: return "destroy";
02485 case FSM_VERIFY: return "verify";
02486
02487 case FSM_UNLINK: return "Unlink";
02488 case FSM_RENAME: return "Rename";
02489 case FSM_MKDIR: return "Mkdir";
02490 case FSM_RMDIR: return "rmdir";
02491 case FSM_LSETFCON: return "lsetfcon";
02492 case FSM_CHOWN: return "chown";
02493 case FSM_LCHOWN: return "lchown";
02494 case FSM_CHMOD: return "chmod";
02495 case FSM_UTIME: return "utime";
02496 case FSM_SYMLINK: return "symlink";
02497 case FSM_LINK: return "Link";
02498 case FSM_MKFIFO: return "mkfifo";
02499 case FSM_MKNOD: return "mknod";
02500 case FSM_LSTAT: return "Lstat";
02501 case FSM_STAT: return "Stat";
02502 case FSM_READLINK: return "Readlink";
02503 case FSM_CHROOT: return "chroot";
02504
02505 case FSM_NEXT: return "next";
02506 case FSM_EAT: return "eat";
02507 case FSM_POS: return "pos";
02508 case FSM_PAD: return "pad";
02509 case FSM_TRAILER: return "trailer";
02510 case FSM_HREAD: return "hread";
02511 case FSM_HWRITE: return "hwrite";
02512 case FSM_DREAD: return "Fread";
02513 case FSM_DWRITE: return "Fwrite";
02514
02515 case FSM_ROPEN: return "Fopen";
02516 case FSM_READ: return "Fread";
02517 case FSM_RCLOSE: return "Fclose";
02518 case FSM_WOPEN: return "Fopen";
02519 case FSM_WRITE: return "Fwrite";
02520 case FSM_WCLOSE: return "Fclose";
02521
02522 default: return "???";
02523 }
02524
02525 }