3 * File state machine to handle a payload from a package.
13 /*@access rpmTransactionSet @*/
17 #define alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s))
20 * Wrapper to free(3), hides const compilation noise, permit NULL, return NULL.
21 * @param this memory to free
24 static /*@null@*/ void * _free(/*@only@*/ /*@null@*/ const void * this) {
25 if (this) free((void *)this);
31 rpmTransactionSet fsmGetTs(const FSM_t fsm) {
32 const FSMI_t iter = fsm->iter;
33 return (iter ? iter->ts : NULL);
36 TFI_t fsmGetFi(const FSM_t fsm) {
37 const FSMI_t iter = fsm->iter;
38 return (iter ? iter->fi : NULL);
41 #define SUFFIX_RPMORIG ".rpmorig"
42 #define SUFFIX_RPMSAVE ".rpmsave"
43 #define SUFFIX_RPMNEW ".rpmnew"
46 * Build path to file from file info, ornamented with subdir and suffix.
47 * @param fsm file state machine data
48 * @param st file stat info
49 * @param subdir subdir to use (NULL disables)
50 * @param suffix suffix to use (NULL disables)
51 * @retval path to file
53 static /*@only@*//*@null@*/ const char * fsmFsPath(/*@null@*/ const FSM_t fsm,
54 /*@null@*/ const struct stat * st,
55 /*@null@*/ const char * subdir,
56 /*@null@*/ const char * suffix)
58 const char * s = NULL;
63 nb = strlen(fsm->dirName) +
64 (st && subdir && !S_ISDIR(st->st_mode) ? strlen(subdir) : 0) +
65 (st && suffix && !S_ISDIR(st->st_mode) ? strlen(suffix) : 0) +
66 strlen(fsm->baseName) + 1;
68 t = stpcpy(t, fsm->dirName);
69 if (st && subdir && !S_ISDIR(st->st_mode))
70 t = stpcpy(t, subdir);
71 t = stpcpy(t, fsm->baseName);
72 if (st && suffix && !S_ISDIR(st->st_mode))
73 t = stpcpy(t, suffix);
79 * Destroy file info iterator.
80 * @param this file info iterator
83 static /*@null@*/ void * mapFreeIterator(/*@only@*//*@null@*/const void * this)
85 return _free((void *)this);
89 * Create file info iterator.
90 * @param this transaction set
91 * @param that transaction element file info
92 * @return file info iterator
95 mapInitIterator(/*@kept@*/ const void * this, /*@kept@*/ const void * that)
97 rpmTransactionSet ts = (void *)this;
98 TFI_t fi = (void *)that;
101 iter = xcalloc(1, sizeof(*iter));
104 iter->reverse = (fi->type == TR_REMOVED && fi->action != FA_COPYOUT);
105 iter->i = (iter->reverse ? (fi->fc - 1) : 0);
106 iter->isave = iter->i;
111 * Return next index into file info.
112 * @param this file info iterator
113 * @return next index, -1 on termination
115 static int mapNextIterator(void * this) {
117 const TFI_t fi = iter->fi;
121 if (iter->i >= 0) i = iter->i--;
123 if (iter->i < fi->fc) i = iter->i++;
131 static int cpioStrCmp(const void * a, const void * b)
133 const char * afn = *(const char **)a;
134 const char * bfn = *(const char **)b;
136 /* Match rpm-4.0 payloads with ./ prefixes. */
137 if (afn[0] == '.' && afn[1] == '/') afn += 2;
138 if (bfn[0] == '.' && bfn[1] == '/') bfn += 2;
140 /* If either path is absolute, make it relative. */
141 if (afn[0] == '/') afn += 1;
142 if (bfn[0] == '/') bfn += 1;
144 return strcmp(afn, bfn);
148 * Locate archive path in file info.
149 * @param this file info iterator
150 * @param fsmPath archive path
151 * @return index into file info, -1 if archive path was not found
153 static int mapFind(void * this, const char * fsmPath) {
155 const TFI_t fi = iter->fi;
158 if (fi && fi->fc > 0 && fi->apath && fsmPath && *fsmPath) {
161 p = bsearch(&fsmPath, fi->apath, fi->fc, sizeof(fsmPath), cpioStrCmp);
163 fprintf(stderr, "*** not mapped %s\n", fsmPath);
165 iter->i = p - fi->apath;
166 ix = mapNextIterator(iter);
173 * Directory name iterator.
175 typedef struct dnli_s {
176 /*@dependent@*/ TFI_t fi;
177 /*@only@*/ /*@null@*/ char * active;
184 * Destroy directory name iterator.
185 * @param this file info iterator
186 * @retval NULL always
188 static /*@null@*/ void * dnlFreeIterator(/*@only@*//*@null@*/ const void * this)
191 DNLI_t dnli = (void *)this;
192 if (dnli->active) free(dnli->active);
199 static inline int dnlCount(const DNLI_t dnli) {
200 return (dnli ? dnli->fi->dc : 0);
205 static inline int dnlIndex(const DNLI_t dnli) {
206 return (dnli ? dnli->isave : -1);
210 * Create directory name iterator.
211 * @param fsm file state machine data
212 * @param reverse traverse directory names in reverse order?
213 * @return directory name iterator
215 static /*@only@*/ void * dnlInitIterator(const FSM_t fsm, int reverse)
217 TFI_t fi = fsmGetFi(fsm);
223 dnli = xcalloc(1, sizeof(*dnli));
225 dnli->reverse = reverse;
226 dnli->i = (reverse ? fi->dc : 0);
229 dnli->active = xcalloc(fi->dc, sizeof(*dnli->active));
231 /* Identify parent directories not skipped. */
232 for (i = 0; i < fi->fc; i++)
233 if (!XFA_SKIPPING(fi->actions[i])) dnli->active[fi->dil[i]] = 1;
235 /* Exclude parent directories that are explicitly included. */
236 for (i = 0; i < fi->fc; i++) {
237 int dil, dnlen, bnlen;
239 if (!S_ISDIR(fi->fmodes[i]))
243 dnlen = strlen(fi->dnl[dil]);
244 bnlen = strlen(fi->bnl[i]);
246 for (j = 0; j < fi->dc; j++) {
250 if (!dnli->active[j] || j == dil) continue;
253 if (jlen != (dnlen+bnlen+1)) continue;
254 if (strncmp(dnl, fi->dnl[dil], dnlen)) continue;
255 if (strncmp(dnl+dnlen, fi->bnl[i], bnlen)) continue;
256 if (dnl[dnlen+bnlen] != '/' || dnl[dnlen+bnlen+1] != '\0')
258 /* This directory is included in the package. */
264 /* Print only once per package. */
267 for (i = 0; i < fi->dc; i++) {
268 if (!dnli->active[i]) continue;
271 rpmMessage(RPMMESS_DEBUG,
272 _("========= Directories not explictly included in package:\n"));
274 rpmMessage(RPMMESS_DEBUG, _("%9d %s\n"), i, fi->dnl[i]);
277 rpmMessage(RPMMESS_DEBUG, "=========\n");
284 * Return next directory name (from file info).
285 * @param dnli directory name iterator
286 * @return next directory name
288 static /*@observer@*/ const char * dnlNextIterator(/*@null@*/ DNLI_t dnli)
290 const char * dn = NULL;
292 if (dnli && dnli->active) {
297 i = (!dnli->reverse ? dnli->i++ : --dnli->i);
298 } while (i >= 0 && i < fi->dc && !dnli->active[i]);
300 if (i >= 0 && i < fi->dc)
310 * Save hard link in chain.
311 * @param fsm file state machine data
312 * @return Is chain only partially filled?
314 static int saveHardLink(FSM_t fsm)
316 struct stat * st = &fsm->sb;
321 /* Find hard link set. */
322 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
323 if (fsm->li->inode == st->st_ino && fsm->li->dev == st->st_dev)
327 /* New hard link encountered, add new link to set. */
328 if (fsm->li == NULL) {
329 fsm->li = xcalloc(1, sizeof(*fsm->li));
330 fsm->li->next = NULL;
331 fsm->li->nlink = st->st_nlink;
332 fsm->li->dev = st->st_dev;
333 fsm->li->inode = st->st_ino;
334 fsm->li->linkIndex = -1;
335 fsm->li->createdPath = -1;
337 fsm->li->filex = xcalloc(st->st_nlink, sizeof(fsm->li->filex[0]));
338 memset(fsm->li->filex, -1, (st->st_nlink * sizeof(fsm->li->filex[0])));
339 fsm->li->nsuffix = xcalloc(st->st_nlink, sizeof(*fsm->li->nsuffix));
341 if (fsm->goal == FSM_PKGBUILD)
342 fsm->li->linksLeft = st->st_nlink;
343 if (fsm->goal == FSM_PKGINSTALL)
344 fsm->li->linksLeft = 0;
346 fsm->li->next = fsm->links;
347 fsm->links = fsm->li;
350 if (fsm->goal == FSM_PKGBUILD) --fsm->li->linksLeft;
351 fsm->li->filex[fsm->li->linksLeft] = fsm->ix;
353 fsm->li->nsuffix[fsm->li->linksLeft] = fsm->nsuffix;
355 if (fsm->goal == FSM_PKGINSTALL) fsm->li->linksLeft++;
358 fprintf(stderr, "*** %p link[%d:%d] %d filex %d %s\n", fsm->li, fsm->li->linksLeft, st->st_nlink, (int)st->st_size, fsm->li->filex[fsm->li->linksLeft], fsm->li->files[fsm->li->linksLeft]);
361 if (fsm->goal == FSM_PKGBUILD)
362 return (fsm->li->linksLeft > 0);
364 if (fsm->goal != FSM_PKGINSTALL)
367 if (!(st->st_size || fsm->li->linksLeft == st->st_nlink))
370 /* Here come the bits, time to choose a non-skipped file name. */
371 { TFI_t fi = fsmGetFi(fsm);
373 for (j = fsm->li->linksLeft - 1; j >= 0; j--) {
374 ix = fsm->li->filex[j];
375 if (ix < 0 || XFA_SKIPPING(fi->actions[ix]))
381 /* Are all links skipped or not encountered yet? */
383 return 1; /* XXX W2DO? */
385 /* Save the non-skipped file name and map index. */
386 fsm->li->linkIndex = j;
387 fsm->path = _free(fsm->path);
389 rc = fsmStage(fsm, FSM_MAP);
394 * Destroy set of hard links.
395 * @param li set of hard links
397 static /*@null@*/ void * freeHardLink(/*@only@*/ /*@null@*/ struct hardLink * li)
400 li->nsuffix = _free(li->nsuffix); /* XXX elements are shared */
401 li->filex = _free(li->filex);
407 FSM_t fsm = xcalloc(1, sizeof(*fsm));
411 FSM_t freeFSM(FSM_t fsm)
414 if (fsm->path) free((void *)fsm->path);
415 while ((fsm->li = fsm->links) != NULL) {
416 fsm->links = fsm->li->next;
417 fsm->li->next = NULL;
418 fsm->li = freeHardLink(fsm->li);
420 fsm->dnlx = _free(fsm->dnlx);
421 fsm->ldn = _free(fsm->ldn);
422 fsm->iter = mapFreeIterator(fsm->iter);
427 int fsmSetup(FSM_t fsm, fileStage goal,
428 const rpmTransactionSet ts, const TFI_t fi, FD_t cfd,
429 unsigned int * archiveSize, const char ** failedFile)
436 fsm->cfd = fdLink(cfd, "persist (fsm)");
437 pos = fdGetCpioPos(fsm->cfd);
438 fdSetCpioPos(fsm->cfd, 0);
440 fsm->iter = mapInitIterator(ts, fi);
442 if (fsm->goal == FSM_PKGINSTALL) {
443 if (ts && ts->notify) {
444 (void)ts->notify(fi->h, RPMCALLBACK_INST_START, 0, fi->archiveSize,
445 (fi->ap ? fi->ap->key : NULL), ts->notifyData);
449 fsm->archiveSize = archiveSize;
450 if (fsm->archiveSize)
451 *fsm->archiveSize = 0;
452 fsm->failedFile = failedFile;
454 *fsm->failedFile = NULL;
456 memset(fsm->sufbuf, 0, sizeof(fsm->sufbuf));
457 if (fsm->goal == FSM_PKGINSTALL) {
459 sprintf(fsm->sufbuf, ";%08x", (unsigned)ts->id);
463 rc = fsmStage(fsm, FSM_CREATE);
465 rc = fsmStage(fsm, fsm->goal);
467 if (!rc && fsm->archiveSize)
468 *fsm->archiveSize = (fdGetCpioPos(fsm->cfd) - pos);
473 int fsmTeardown(FSM_t fsm) {
477 rc = fsmStage(fsm, FSM_DESTROY);
479 fsm->iter = mapFreeIterator(fsm->iter);
481 fsm->cfd = fdFree(fsm->cfd, "persist (fsm)");
484 fsm->failedFile = NULL;
488 int fsmMapPath(FSM_t fsm)
490 TFI_t fi = fsmGetFi(fsm); /* XXX const except for fstates */
497 fsm->action = FA_UNKNOWN;
501 if (fi && i >= 0 && i < fi->fc) {
503 fsm->astriplen = fi->astriplen;
504 fsm->action = (fi->actions ? fi->actions[i] : fi->action);
505 fsm->fflags = (fi->fflags ? fi->fflags[i] : fi->flags);
506 fsm->mapFlags = (fi->fmapflags ? fi->fmapflags[i] : fi->mapflags);
508 /* src rpms have simple base name in payload. */
509 fsm->dirName = fi->dnl[fi->dil[i]];
510 fsm->baseName = fi->bnl[i];
512 switch (fsm->action) {
515 case FA_SKIPMULTILIB: /* XXX RPMFILE_STATE_MULTILIB? */
516 fprintf(stderr, "*** %s:%s %s\n", fiTypeString(fi), fileActionString(fsm->action), (fsm->path ? fsm->path : ""));
519 fprintf(stderr, "*** %s:%s %s\n", fiTypeString(fi), fileActionString(fsm->action), (fsm->path ? fsm->path : ""));
526 assert(fi->type == TR_ADDED);
530 if (fi->type == TR_ADDED)
531 fi->fstates[i] = RPMFILE_STATE_NOTINSTALLED;
534 case FA_SKIPNETSHARED:
535 if (fi->type == TR_ADDED)
536 fi->fstates[i] = RPMFILE_STATE_NETSHARED;
542 fsm->osuffix = SUFFIX_RPMORIG;
545 fsm->osuffix = SUFFIX_RPMSAVE;
551 assert(fi->type == TR_ADDED);
552 fsm->nsuffix = SUFFIX_RPMNEW;
556 fprintf(stderr, "*** %s:%s %s\n", fiTypeString(fi), fileActionString(fsm->action), (fsm->path ? fsm->path : ""));
557 assert(fi->type == TR_ADDED);
558 fsm->osuffix = SUFFIX_RPMSAVE;
561 assert(fi->type == TR_REMOVED);
564 fprintf(stderr, "*** %s:%s %s\n", fiTypeString(fi), fileActionString(fsm->action), (fsm->path ? fsm->path : ""));
568 if ((fsm->mapFlags & CPIO_MAP_PATH) || fsm->nsuffix) {
569 const struct stat * st = &fsm->sb;
570 fsm->path = _free(fsm->path);
571 fsm->path = fsmFsPath(fsm, st, fsm->subdir,
572 (fsm->suffix ? fsm->suffix : fsm->nsuffix));
578 int fsmMapAttrs(FSM_t fsm)
580 struct stat * st = &fsm->sb;
581 TFI_t fi = fsmGetFi(fsm);
584 if (fi && i >= 0 && i < fi->fc) {
586 (S_ISDIR(st->st_mode) ? fi->dperms : fi->fperms);
588 (fi->fmodes ? fi->fmodes[i] : perms);
590 (fi->fuids ? fi->fuids[i] : fi->uid); /* XXX chmod u-s */
592 (fi->fgids ? fi->fgids[i] : fi->gid); /* XXX chmod g-s */
594 if (fsm->mapFlags & CPIO_MAP_MODE)
595 st->st_mode = (st->st_mode & S_IFMT) | finalMode;
596 if (fsm->mapFlags & CPIO_MAP_UID)
597 st->st_uid = finalUid;
598 if (fsm->mapFlags & CPIO_MAP_GID)
599 st->st_gid = finalGid;
601 fsm->fmd5sum = (fi->fmd5s ? fi->fmd5s[i] : NULL);
608 * Create file from payload stream.
609 * @todo Legacy: support brokenEndian MD5 checks?
610 * @param fsm file state machine data
611 * @return 0 on success
613 static int expandRegular(FSM_t fsm)
614 /*@modifies fileSystem, fsm @*/
616 const char * fmd5sum;
617 const struct stat * st = &fsm->sb;
618 int left = st->st_size;
621 rc = fsmStage(fsm, FSM_WOPEN);
625 /* XXX md5sum's will break on repackaging that includes modified files. */
626 fmd5sum = fsm->fmd5sum;
628 /* XXX This doesn't support brokenEndian checks. */
629 if (st->st_size > 0 && fmd5sum)
630 fdInitMD5(fsm->wfd, 0);
634 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
635 rc = fsmStage(fsm, FSM_DREAD);
639 rc = fsmStage(fsm, FSM_WRITE);
645 /* don't call this with fileSize == fileComplete */
647 (void) fsmStage(fsm, FSM_NOTIFY);
650 if (st->st_size > 0 && fmd5sum) {
651 const char * md5sum = NULL;
654 fdFiniMD5(fsm->wfd, (void **)&md5sum, NULL, 1);
656 if (md5sum == NULL) {
657 rc = CPIOERR_MD5SUM_MISMATCH;
659 if (strcmp(md5sum, fmd5sum))
660 rc = CPIOERR_MD5SUM_MISMATCH;
661 md5sum = _free(md5sum);
666 (void) fsmStage(fsm, FSM_WCLOSE);
671 * Write next item to payload stream.
672 * @param fsm file state machine data
673 * @param writeData should data be written?
674 * @return 0 on success
676 static int writeFile(FSM_t fsm, int writeData)
679 const char * path = fsm->path;
680 const char * opath = fsm->opath;
681 struct stat * st = &fsm->sb;
682 struct stat * ost = &fsm->osb;
683 size_t pos = fdGetCpioPos(fsm->cfd);
687 st->st_size = (writeData ? ost->st_size : 0);
688 if (S_ISDIR(st->st_mode)) {
690 } else if (S_ISLNK(st->st_mode)) {
692 * While linux puts the size of a symlink in the st_size field,
693 * I don't think that's a specified standard.
695 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
696 rc = fsmStage(fsm, FSM_READLINK);
698 st->st_size = fsm->rdnb;
701 if (fsm->mapFlags & CPIO_MAP_ABSOLUTE) {
702 int nb = strlen(fsm->dirName) + strlen(fsm->baseName) + sizeof(".");
703 char * t = alloca(nb);
706 if (fsm->mapFlags & CPIO_MAP_ADDDOT)
708 t = stpcpy( stpcpy(t, fsm->dirName), fsm->baseName);
709 } else if (fsm->mapFlags & CPIO_MAP_PATH) {
710 TFI_t fi = fsmGetFi(fsm);
712 (fi->apath ? fi->apath[fsm->ix] + fi->striplen : fi->bnl[fsm->ix]);
715 rc = fsmStage(fsm, FSM_HWRITE);
719 if (writeData && S_ISREG(st->st_mode)) {
722 void * mapped = (void *)-1;
726 rc = fsmStage(fsm, FSM_ROPEN);
729 /* XXX unbuffered mmap generates *lots* of fdio debugging */
732 mapped = mmap(NULL, st->st_size, PROT_READ, MAP_SHARED, Fileno(fsm->rfd), 0);
733 if (mapped != (void *)-1) {
735 fsm->rdbuf = (char *) mapped;
736 fsm->rdlen = nmapped = st->st_size;
744 if (mapped != (void *)-1) {
749 fsm->rdlen = (left > fsm->rdsize ? fsm->rdsize : left),
750 rc = fsmStage(fsm, FSM_READ);
754 /* XXX DWRITE uses rdnb for I/O length. */
755 rc = fsmStage(fsm, FSM_DWRITE);
762 if (mapped != (void *)-1) {
763 /*@-noeffect@*/ munmap(mapped, nmapped) /*@=noeffect@*/;
768 } else if (writeData && S_ISLNK(st->st_mode)) {
769 /* XXX DWRITE uses rdnb for I/O length. */
770 rc = fsmStage(fsm, FSM_DWRITE);
774 rc = fsmStage(fsm, FSM_PAD);
777 { const rpmTransactionSet ts = fsmGetTs(fsm);
778 TFI_t fi = fsmGetFi(fsm);
779 if (ts && fi && ts->notify) {
780 size_t size = (fdGetCpioPos(fsm->cfd) - pos);
781 (void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS, size, size,
782 (fi->ap ? fi->ap->key : NULL), ts->notifyData);
790 (void) fsmStage(fsm, FSM_RCLOSE);
797 * Write set of linked files to payload stream.
798 * @param fsm file state machine data
799 * @return 0 on success
801 static int writeLinkedFile(FSM_t fsm)
804 const char * path = fsm->path;
805 const char * nsuffix = fsm->nsuffix;
806 int iterIndex = fsm->ix;
815 for (i = fsm->li->nlink - 1; i >= 0; i--) {
816 if (fsm->li->filex[i] < 0) continue;
818 fsm->ix = fsm->li->filex[i];
819 rc = fsmStage(fsm, FSM_MAP);
821 /* Write data after last link. */
822 rc = writeFile(fsm, (i == 0));
823 if (rc && fsm->failedFile && *fsm->failedFile == NULL) {
825 *fsm->failedFile = xstrdup(fsm->path);
828 fsm->path = _free(fsm->path);
829 fsm->li->filex[i] = -1;
833 fsm->nsuffix = nsuffix;
839 * Create pending hard links to existing file.
840 * @param fsm file state machine data
841 * @return 0 on success
843 static int fsmMakeLinks(FSM_t fsm)
845 const char * path = fsm->path;
846 const char * opath = fsm->opath;
847 const char * nsuffix = fsm->nsuffix;
848 int iterIndex = fsm->ix;
858 fsm->ix = fsm->li->filex[fsm->li->createdPath];
859 rc = fsmStage(fsm, FSM_MAP);
860 fsm->opath = fsm->path;
862 for (i = 0; i < fsm->li->nlink; i++) {
863 if (fsm->li->filex[i] < 0) continue;
864 if (i == fsm->li->createdPath) continue;
866 fsm->ix = fsm->li->filex[i];
867 rc = fsmStage(fsm, FSM_MAP);
868 rc = fsmStage(fsm, FSM_VERIFY);
870 if (rc != CPIOERR_LSTAT_FAILED) break;
872 /* XXX link(fsm->opath, fsm->path) */
873 rc = fsmStage(fsm, FSM_LINK);
874 if (rc && fsm->failedFile && *fsm->failedFile == NULL) {
876 *fsm->failedFile = xstrdup(fsm->path);
879 fsm->li->linksLeft--;
881 fsm->opath = _free(fsm->opath);
884 fsm->nsuffix = nsuffix;
891 * Commit hard linked file set atomically.
892 * @param fsm file state machine data
893 * @return 0 on success
895 static int fsmCommitLinks(FSM_t fsm)
897 const char * path = fsm->path;
898 const char * nsuffix = fsm->nsuffix;
899 int iterIndex = fsm->ix;
900 struct stat * st = &fsm->sb;
908 for (fsm->li = fsm->links; fsm->li; fsm->li = fsm->li->next) {
909 if (fsm->li->inode == st->st_ino && fsm->li->dev == st->st_dev)
913 for (i = 0; i < fsm->li->nlink; i++) {
914 if (fsm->li->filex[i] < 0) continue;
915 fsm->ix = fsm->li->filex[i];
916 rc = fsmStage(fsm, FSM_MAP);
917 rc = fsmStage(fsm, FSM_COMMIT);
918 fsm->path = _free(fsm->path);
919 fsm->li->filex[i] = -1;
923 fsm->nsuffix = nsuffix;
929 * Remove (if created) directories not explicitly included in package.
930 * @param fsm file state machine data
931 * @return 0 on success
933 static int fsmRmdirs(FSM_t fsm)
935 const char * path = fsm->path;
936 void * dnli = dnlInitIterator(fsm, 1);
937 char * dn = fsm->rdbuf;
938 int dc = dnlCount(dnli);
943 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
944 int dnlen = strlen(fsm->path);
948 if (fsm->dnlx[dc] < 1 || fsm->dnlx[dc] >= dnlen)
951 /* Copy to avoid const on fsm->path. */
952 te = stpcpy(dn, fsm->path) - 1;
955 /* Remove generated directories. */
959 rc = fsmStage(fsm, FSM_RMDIR);
964 } while ((te - dn) > fsm->dnlx[dc]);
966 dnli = dnlFreeIterator(dnli);
972 * Create (if necessary) directories not explicitly included in package.
973 * @param fsm file state machine data
974 * @return 0 on success
976 static int fsmMkdirs(FSM_t fsm)
978 struct stat * st = &fsm->sb;
979 struct stat * ost = &fsm->osb;
980 const char * path = fsm->path;
981 mode_t st_mode = st->st_mode;
982 void * dnli = dnlInitIterator(fsm, 0);
983 char * dn = fsm->rdbuf;
984 int dc = dnlCount(dnli);
991 fsm->dnlx = (dc ? xcalloc(dc, sizeof(*fsm->dnlx)) : NULL);
992 while ((fsm->path = dnlNextIterator(dnli)) != NULL) {
993 int dnlen = strlen(fsm->path);
997 if (dc < 0) continue;
998 fsm->dnlx[dc] = dnlen;
1001 if (dnlen <= fsm->ldnlen && !strcmp(fsm->path, fsm->ldn))
1004 /* Copy to avoid const on fsm->path. */
1005 (void) stpcpy(dn, fsm->path);
1008 /* Assume '/' directory exists, otherwise "mkdir -p" if non-existent. */
1009 for (i = 1, te = dn + 1; *te; te++, i++) {
1010 if (*te != '/') continue;
1014 /* Already validated? */
1015 if (i < fsm->ldnlen &&
1016 (fsm->ldn[i] == '/' || fsm->ldn[i] == '\0') &&
1017 !strncmp(fsm->path, fsm->ldn, i))
1020 /* Move pre-existing path marker forward. */
1021 fsm->dnlx[dc] = (te - dn);
1025 /* Validate next component of path. */
1026 rc = fsmStage(fsm, FSM_LSTAT);
1029 /* Directory already exists? */
1030 if (rc == 0 && S_ISDIR(ost->st_mode)) {
1031 /* Move pre-existing path marker forward. */
1032 fsm->dnlx[dc] = (te - dn);
1033 } else if (rc == CPIOERR_LSTAT_FAILED) {
1034 TFI_t fi = fsmGetFi(fsm);
1036 st->st_mode = S_IFDIR | (fi->dperms & 07777);
1037 rc = fsmStage(fsm, FSM_MKDIR);
1039 rpmMessage(RPMMESS_WARNING,
1040 _("%s directory created with perms %04o.\n"),
1041 fsm->path, (st->st_mode & 07777));
1048 /* Save last validated path. */
1049 if (fsm->ldnalloc < (dnlen + 1)) {
1050 fsm->ldnalloc = dnlen + 100;
1051 fsm->ldn = xrealloc(fsm->ldn, fsm->ldnalloc);
1053 strcpy(fsm->ldn, fsm->path);
1054 fsm->ldnlen = dnlen;
1056 dnli = dnlFreeIterator(dnli);
1058 st->st_mode = st_mode; /* XXX restore st->st_mode */
1063 int fsmStage(FSM_t fsm, fileStage stage)
1066 fileStage prevStage = fsm->stage;
1067 const char * const prev = fileStageString(prevStage);
1069 static int modulo = 4;
1070 const char * const cur = fileStageString(stage);
1071 struct stat * st = &fsm->sb;
1072 struct stat * ost = &fsm->osb;
1073 int saveerrno = errno;
1078 #define _fafilter(_a) \
1079 (!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \
1080 ? fileActionString(_a) : "")
1082 if (stage & FSM_DEAD) {
1084 } else if (stage & FSM_INTERNAL) {
1085 if (_fsm_debug && !(stage & FSM_SYSCALL))
1086 rpmMessage(RPMMESS_DEBUG, " %8s %06o%3d (%4d,%4d)%10d %s %s\n",
1088 st->st_mode, st->st_nlink, st->st_uid, st->st_gid, st->st_size,
1089 (fsm->path ? fsm->path : ""),
1090 _fafilter(fsm->action));
1093 if (_fsm_debug || !(stage & FSM_VERBOSE))
1094 rpmMessage(RPMMESS_DEBUG, "%-8s %06o%3d (%4d,%4d)%10d %s %s\n",
1096 st->st_mode, st->st_nlink, st->st_uid, st->st_gid, st->st_size,
1097 (fsm->path ? fsm->path + fsm->astriplen : ""),
1098 _fafilter(fsm->action));
1105 case FSM_PKGINSTALL:
1107 /* Clean fsm, free'ing memory. Read next archive header. */
1108 rc = fsmStage(fsm, FSM_INIT);
1110 /* Exit on end-of-payload. */
1111 if (rc == CPIOERR_HDR_TRAILER) {
1116 /* Exit on error. */
1119 (void) fsmStage(fsm, FSM_UNDO);
1123 /* Extract file from archive. */
1124 rc = fsmStage(fsm, FSM_PROCESS);
1126 (void) fsmStage(fsm, FSM_UNDO);
1130 /* Notify on success. */
1131 (void) fsmStage(fsm, FSM_NOTIFY);
1133 if (fsmStage(fsm, FSM_FINI))
1140 /* Clean fsm, free'ing memory. */
1141 rc = fsmStage(fsm, FSM_INIT);
1143 /* Exit on end-of-payload. */
1144 if (rc == CPIOERR_HDR_TRAILER) {
1149 /* Rename/erase next item. */
1150 if (fsmStage(fsm, FSM_FINI))
1157 rc = fsmStage(fsm, FSM_INIT);
1159 /* Exit on end-of-payload. */
1160 if (rc == CPIOERR_HDR_TRAILER) {
1165 /* Exit on error. */
1168 (void) fsmStage(fsm, FSM_UNDO);
1172 /* Copy file into archive. */
1173 rc = fsmStage(fsm, FSM_PROCESS);
1175 (void) fsmStage(fsm, FSM_UNDO);
1179 if (fsmStage(fsm, FSM_FINI))
1184 rc = fsmStage(fsm, FSM_TRAILER);
1187 { rpmTransactionSet ts = fsmGetTs(fsm);
1188 #define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT)
1189 fsm->commit = ((ts && (ts->transFlags & _tsmask) &&
1190 fsm->goal != FSM_PKGCOMMIT) ? 0 : 1);
1193 fsm->path = _free(fsm->path);
1194 fsm->opath = _free(fsm->opath);
1195 fsm->dnlx = _free(fsm->dnlx);
1197 fsm->ldn = _free(fsm->ldn);
1198 fsm->ldnalloc = fsm->ldnlen = 0;
1200 fsm->rdsize = fsm->wrsize = 0;
1201 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1202 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1203 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1204 fsm->rdsize = 8 * BUFSIZ;
1205 fsm->rdbuf = fsm->rdb = xmalloc(fsm->rdsize);
1206 fsm->wrsize = 8 * BUFSIZ;
1207 fsm->wrbuf = fsm->wrb = xmalloc(fsm->wrsize);
1210 fsm->mkdirsdone = 0;
1214 errno = 0; /* XXX get rid of EBADF */
1216 /* Detect and create directories not explicitly in package. */
1217 if (fsm->goal == FSM_PKGINSTALL) {
1218 rc = fsmStage(fsm, FSM_MKDIRS);
1219 if (!rc) fsm->mkdirsdone = 1;
1224 fsm->path = _free(fsm->path);
1226 fsm->diskchecked = fsm->exists = 0;
1228 fsm->suffix = (fsm->sufbuf[0] != '\0' ? fsm->sufbuf : NULL);
1229 fsm->action = FA_UNKNOWN;
1230 fsm->osuffix = NULL;
1231 fsm->nsuffix = NULL;
1233 if (fsm->goal == FSM_PKGINSTALL) {
1234 /* Read next header from payload, checking for end-of-payload. */
1235 rc = fsmStage(fsm, FSM_NEXT);
1239 /* Identify mapping index. */
1240 fsm->ix = ((fsm->goal == FSM_PKGINSTALL)
1241 ? mapFind(fsm->iter, fsm->path) : mapNextIterator(fsm->iter));
1243 /* On non-install, detect end-of-loop. */
1244 if (fsm->goal != FSM_PKGINSTALL && fsm->ix < 0) {
1245 rc = CPIOERR_HDR_TRAILER;
1249 /* On non-install, mode must be known so that dirs don't get suffix. */
1250 if (fsm->goal != FSM_PKGINSTALL) {
1251 TFI_t fi = fsmGetFi(fsm);
1252 st->st_mode = fi->fmodes[fsm->ix];
1255 /* Generate file path. */
1256 rc = fsmStage(fsm, FSM_MAP);
1259 /* Perform lstat/stat for disk file. */
1260 rc = fsmStage(fsm, (!(fsm->mapFlags & CPIO_FOLLOW_SYMLINKS)
1261 ? FSM_LSTAT : FSM_STAT));
1262 if (rc == CPIOERR_LSTAT_FAILED && errno == ENOENT) {
1266 } else if (rc == 0) {
1269 fsm->diskchecked = 1;
1272 /* On non-install, the disk file stat is what's remapped. */
1273 if (fsm->goal != FSM_PKGINSTALL)
1274 *st = *ost; /* structure assignment */
1276 /* Remap file perms, owner, and group. */
1277 rc = fsmMapAttrs(fsm);
1280 fsm->postpone = XFA_SKIPPING(fsm->action);
1281 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1282 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1283 fsm->postpone = saveHardLink(fsm);
1289 rc = fsmMapPath(fsm);
1292 rc = fsmMkdirs(fsm);
1296 rc = fsmRmdirs(fsm);
1299 if (fsm->postpone) {
1300 if (fsm->goal == FSM_PKGINSTALL)
1301 rc = fsmStage(fsm, FSM_EAT);
1305 if (fsm->goal == FSM_PKGBUILD) {
1306 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1307 struct hardLink * li, * prev;
1308 rc = writeLinkedFile(fsm);
1309 if (rc) break; /* W2DO? */
1311 for (li = fsm->links, prev = NULL; li; prev = li, li = li->next)
1312 if (li == fsm->li) break;
1315 fsm->links = fsm->li->next;
1317 prev->next = fsm->li->next;
1318 fsm->li->next = NULL;
1319 fsm->li = freeHardLink(fsm->li);
1321 rc = writeFile(fsm, 1);
1326 if (fsm->goal != FSM_PKGINSTALL)
1329 if (S_ISREG(st->st_mode)) {
1330 const char * path = fsm->path;
1332 fsm->path = fsmFsPath(fsm, st, NULL, NULL);
1333 rc = fsmStage(fsm, FSM_VERIFY);
1335 if (rc == 0 && fsm->osuffix) {
1336 const char * opath = fsm->opath;
1337 fsm->opath = fsm->path;
1338 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1339 rc = fsmStage(fsm, FSM_RENAME);
1341 rpmMessage(RPMMESS_WARNING,
1342 _("%s saved as %s\n"), fsm->opath, fsm->path);
1343 fsm->path = _free(fsm->path);
1348 if (rc != CPIOERR_LSTAT_FAILED) return rc;
1349 rc = expandRegular(fsm);
1350 } else if (S_ISDIR(st->st_mode)) {
1351 mode_t st_mode = st->st_mode;
1352 rc = fsmStage(fsm, FSM_VERIFY);
1353 if (rc == CPIOERR_LSTAT_FAILED) {
1354 st->st_mode &= ~07777; /* XXX abuse st->st_mode */
1355 st->st_mode |= 00700;
1356 rc = fsmStage(fsm, FSM_MKDIR);
1357 st->st_mode = st_mode; /* XXX restore st->st_mode */
1359 } else if (S_ISLNK(st->st_mode)) {
1360 const char * opath = fsm->opath;
1362 if ((st->st_size + 1) > fsm->rdsize) {
1363 rc = CPIOERR_HDR_SIZE;
1367 fsm->wrlen = st->st_size;
1368 rc = fsmStage(fsm, FSM_DREAD);
1369 if (!rc && fsm->rdnb != fsm->wrlen)
1370 rc = CPIOERR_READ_FAILED;
1373 fsm->wrbuf[st->st_size] = '\0';
1374 /* XXX symlink(fsm->opath, fsm->path) */
1375 fsm->opath = fsm->wrbuf; /* XXX abuse fsm->path */
1376 rc = fsmStage(fsm, FSM_VERIFY);
1377 if (rc == CPIOERR_LSTAT_FAILED)
1378 rc = fsmStage(fsm, FSM_SYMLINK);
1379 fsm->opath = opath; /* XXX restore fsm->path */
1380 } else if (S_ISFIFO(st->st_mode)) {
1381 mode_t st_mode = st->st_mode;
1382 /* This mimics cpio S_ISSOCK() behavior but probably isnt' right */
1383 rc = fsmStage(fsm, FSM_VERIFY);
1384 if (rc == CPIOERR_LSTAT_FAILED) {
1385 st->st_mode = 0000; /* XXX abuse st->st_mode */
1386 rc = fsmStage(fsm, FSM_MKFIFO);
1387 st->st_mode = st_mode; /* XXX restore st->st_mode */
1389 } else if (S_ISCHR(st->st_mode) ||
1390 S_ISBLK(st->st_mode) ||
1391 S_ISSOCK(st->st_mode))
1393 rc = fsmStage(fsm, FSM_VERIFY);
1394 if (rc == CPIOERR_LSTAT_FAILED)
1395 rc = fsmStage(fsm, FSM_MKNOD);
1397 rc = CPIOERR_UNKNOWN_FILETYPE;
1399 if (!S_ISDIR(st->st_mode) && st->st_nlink > 1) {
1400 fsm->li->createdPath = fsm->li->linkIndex;
1401 rc = fsmMakeLinks(fsm);
1407 rc = fsmMakeLinks(fsm);
1409 case FSM_NOTIFY: /* XXX move from fsm to psm -> tsm */
1410 if (fsm->goal == FSM_PKGINSTALL || fsm->goal == FSM_PKGBUILD) {
1411 rpmTransactionSet ts = fsmGetTs(fsm);
1412 TFI_t fi = fsmGetFi(fsm);
1413 if (ts && ts->notify && fi)
1414 (void)ts->notify(fi->h, RPMCALLBACK_INST_PROGRESS,
1415 fdGetCpioPos(fsm->cfd), fi->archiveSize,
1416 (fi->ap ? fi->ap->key : NULL), ts->notifyData);
1422 if (fsm->goal == FSM_PKGINSTALL) {
1423 (void) fsmStage(fsm,
1424 (S_ISDIR(st->st_mode) ? FSM_RMDIR : FSM_UNLINK));
1426 #ifdef NOTYET /* XXX remove only dirs just created, not all. */
1428 (void) fsmStage(fsm, FSM_RMDIRS);
1432 if (fsm->failedFile && *fsm->failedFile == NULL)
1433 *fsm->failedFile = xstrdup(fsm->path);
1436 if (!fsm->postpone && fsm->commit) {
1437 if (fsm->goal == FSM_PKGINSTALL)
1438 rc = ((!S_ISDIR(st->st_mode) && st->st_nlink > 1)
1439 ? fsmCommitLinks(fsm) : fsmStage(fsm, FSM_COMMIT));
1440 if (fsm->goal == FSM_PKGCOMMIT)
1441 rc = fsmStage(fsm, FSM_COMMIT);
1442 if (fsm->goal == FSM_PKGERASE)
1443 rc = fsmStage(fsm, FSM_COMMIT);
1445 fsm->path = _free(fsm->path);
1446 fsm->opath = _free(fsm->opath);
1447 memset(st, 0, sizeof(*st));
1448 memset(ost, 0, sizeof(*ost));
1451 /* Rename pre-existing modified or unmanaged file. */
1452 if (fsm->diskchecked && fsm->exists && fsm->osuffix) {
1453 const char * opath = fsm->opath;
1454 const char * path = fsm->path;
1455 fsm->opath = fsmFsPath(fsm, st, NULL, NULL);
1456 fsm->path = fsmFsPath(fsm, st, NULL, fsm->osuffix);
1457 rc = fsmStage(fsm, FSM_RENAME);
1459 rpmMessage(RPMMESS_WARNING, _("%s saved as %s\n"),
1460 fsm->opath, fsm->path);
1462 fsm->path = _free(fsm->path);
1464 fsm->opath = _free(fsm->opath);
1468 /* Remove erased files. */
1469 if (fsm->goal == FSM_PKGERASE) {
1470 if (fsm->action == FA_ERASE) {
1471 TFI_t fi = fsmGetFi(fsm);
1472 if (S_ISDIR(st->st_mode)) {
1473 rc = fsmStage(fsm, FSM_RMDIR);
1476 case ENOENT: /* XXX rmdir("/") linux 2.2.x kernel hack */
1478 /* XXX make sure that build side permits %missingok on directories. */
1479 if (fsm->fflags & RPMFILE_MISSINGOK)
1482 /* XXX common error message. */
1483 rpmError(RPMERR_RMDIR,
1484 _("%s rmdir of %s failed: Directory not empty\n"),
1485 fiTypeString(fi), fsm->path);
1488 rpmError(RPMERR_RMDIR,
1489 _("%s rmdir of %s failed: %s\n"),
1490 fiTypeString(fi), fsm->path, strerror(errno));
1494 rc = fsmStage(fsm, FSM_UNLINK);
1496 if (!(errno == ENOENT && (fsm->fflags & RPMFILE_MISSINGOK)))
1497 rpmError(RPMERR_UNLINK,
1498 _("%s unlink of %s failed: %s\n"),
1499 fiTypeString(fi), fsm->path, strerror(errno));
1505 if (!S_ISSOCK(st->st_mode)) { /* XXX /dev/log et al are skipped */
1506 /* Rename temporary to final file name. */
1507 if (!S_ISDIR(st->st_mode) &&
1508 (fsm->subdir || fsm->suffix || fsm->nsuffix))
1510 fsm->opath = fsm->path;
1511 fsm->path = fsmFsPath(fsm, st, NULL, fsm->nsuffix);
1512 rc = fsmStage(fsm, FSM_RENAME);
1513 if (!rc && fsm->nsuffix) {
1514 const char * opath = fsmFsPath(fsm, st, NULL, NULL);
1515 rpmMessage(RPMMESS_WARNING, _("%s created as %s\n"),
1517 opath = _free(opath);
1519 fsm->opath = _free(fsm->opath);
1521 if (S_ISLNK(st->st_mode)) {
1522 if (!rc && !getuid())
1523 rc = fsmStage(fsm, FSM_LCHOWN);
1525 if (!rc && !getuid())
1526 rc = fsmStage(fsm, FSM_CHOWN);
1528 rc = fsmStage(fsm, FSM_CHMOD);
1530 time_t st_mtime = st->st_mtime;
1531 TFI_t fi = fsmGetFi(fsm);
1533 st->st_mtime = fi->fmtimes[fsm->ix];
1534 rc = fsmStage(fsm, FSM_UTIME);
1535 st->st_mtime = st_mtime;
1540 /* Notify on success. */
1541 if (!rc) rc = fsmStage(fsm, FSM_NOTIFY);
1544 fsm->path = _free(fsm->path);
1546 /* Create any remaining links (if no error), and clean up. */
1547 while ((fsm->li = fsm->links) != NULL) {
1548 fsm->links = fsm->li->next;
1549 fsm->li->next = NULL;
1550 if (fsm->goal == FSM_PKGINSTALL && fsm->commit && fsm->li->linksLeft)
1552 for (i = 0 ; i < fsm->li->linksLeft; i++) {
1553 if (fsm->li->filex[i] < 0) continue;
1554 rc = CPIOERR_MISSING_HARDLINK;
1555 if (fsm->failedFile && *fsm->failedFile == NULL) {
1556 fsm->ix = fsm->li->filex[i];
1557 if (!fsmStage(fsm, FSM_MAP)) {
1558 *fsm->failedFile = fsm->path;
1565 if (fsm->goal == FSM_PKGBUILD) {
1566 rc = CPIOERR_MISSING_HARDLINK;
1568 fsm->li = freeHardLink(fsm->li);
1570 fsm->ldn = _free(fsm->ldn);
1571 fsm->ldnalloc = fsm->ldnlen = 0;
1572 fsm->rdbuf = fsm->rdb = _free(fsm->rdb);
1573 fsm->wrbuf = fsm->wrb = _free(fsm->wrb);
1576 if (fsm->diskchecked && !fsm->exists) {
1577 rc = CPIOERR_LSTAT_FAILED;
1580 if (S_ISREG(st->st_mode)) {
1581 char * path = alloca(strlen(fsm->path) + sizeof("-RPMDELETE"));
1582 (void) stpcpy( stpcpy(path, fsm->path), "-RPMDELETE");
1584 * XXX HP-UX (and other os'es) don't permit unlink on busy
1587 fsm->opath = fsm->path;
1589 rc = fsmStage(fsm, FSM_RENAME);
1591 (void) fsmStage(fsm, FSM_UNLINK);
1593 rc = CPIOERR_UNLINK_FAILED;
1594 fsm->path = fsm->opath;
1596 return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1597 /*@notreached@*/ break;
1598 } else if (S_ISDIR(st->st_mode)) {
1599 if (S_ISDIR(ost->st_mode)) return 0;
1600 if (S_ISLNK(ost->st_mode)) {
1601 rc = fsmStage(fsm, FSM_STAT);
1602 if (rc == CPIOERR_STAT_FAILED && errno == ENOENT) rc = 0;
1605 if (S_ISDIR(ost->st_mode)) return 0;
1607 } else if (S_ISLNK(st->st_mode)) {
1608 if (S_ISLNK(ost->st_mode)) {
1609 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
1610 rc = fsmStage(fsm, FSM_READLINK);
1613 if (!strcmp(fsm->opath, fsm->rdbuf)) return 0;
1615 } else if (S_ISFIFO(st->st_mode)) {
1616 if (S_ISFIFO(ost->st_mode)) return 0;
1617 } else if (S_ISCHR(st->st_mode) || S_ISBLK(st->st_mode)) {
1618 if ((S_ISCHR(ost->st_mode) || S_ISBLK(ost->st_mode)) &&
1619 (ost->st_rdev == st->st_rdev)) return 0;
1620 } else if (S_ISSOCK(st->st_mode)) {
1621 if (S_ISSOCK(ost->st_mode)) return 0;
1623 /* XXX shouldn't do this with commit/undo. */
1625 if (fsm->stage == FSM_PROCESS) rc = fsmStage(fsm, FSM_UNLINK);
1626 if (rc == 0) rc = CPIOERR_LSTAT_FAILED;
1627 return (rc ? rc : CPIOERR_LSTAT_FAILED); /* XXX HACK */
1628 /*@notreached@*/ break;
1631 rc = Unlink(fsm->path);
1632 if (_fsm_debug && (stage & FSM_SYSCALL))
1633 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1634 fsm->path, (rc < 0 ? strerror(errno) : ""));
1635 if (rc < 0) rc = CPIOERR_UNLINK_FAILED;
1638 rc = Rename(fsm->opath, fsm->path);
1639 if (_fsm_debug && (stage & FSM_SYSCALL))
1640 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1641 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1642 if (rc < 0) rc = CPIOERR_RENAME_FAILED;
1645 rc = Mkdir(fsm->path, (st->st_mode & 07777));
1646 if (_fsm_debug && (stage & FSM_SYSCALL))
1647 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1648 fsm->path, (st->st_mode & 07777),
1649 (rc < 0 ? strerror(errno) : ""));
1650 if (rc < 0) rc = CPIOERR_MKDIR_FAILED;
1653 rc = Rmdir(fsm->path);
1654 if (_fsm_debug && (stage & FSM_SYSCALL))
1655 rpmMessage(RPMMESS_DEBUG, " %8s (%s) %s\n", cur,
1656 fsm->path, (rc < 0 ? strerror(errno) : ""));
1657 if (rc < 0) rc = CPIOERR_RMDIR_FAILED;
1660 rc = chown(fsm->path, st->st_uid, st->st_gid);
1661 if (_fsm_debug && (stage & FSM_SYSCALL))
1662 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1663 fsm->path, st->st_uid, st->st_gid,
1664 (rc < 0 ? strerror(errno) : ""));
1665 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1668 #if ! CHOWN_FOLLOWS_SYMLINK
1669 rc = lchown(fsm->path, st->st_uid, st->st_gid);
1670 if (_fsm_debug && (stage & FSM_SYSCALL))
1671 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, %d) %s\n", cur,
1672 fsm->path, st->st_uid, st->st_gid,
1673 (rc < 0 ? strerror(errno) : ""));
1674 if (rc < 0) rc = CPIOERR_CHOWN_FAILED;
1678 rc = chmod(fsm->path, (st->st_mode & 07777));
1679 if (_fsm_debug && (stage & FSM_SYSCALL))
1680 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1681 fsm->path, (st->st_mode & 07777),
1682 (rc < 0 ? strerror(errno) : ""));
1683 if (rc < 0) rc = CPIOERR_CHMOD_FAILED;
1686 { struct utimbuf stamp;
1687 stamp.actime = st->st_mtime;
1688 stamp.modtime = st->st_mtime;
1689 rc = utime(fsm->path, &stamp);
1690 if (_fsm_debug && (stage & FSM_SYSCALL))
1691 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0x%x) %s\n", cur,
1692 fsm->path, (unsigned)st->st_mtime,
1693 (rc < 0 ? strerror(errno) : ""));
1694 if (rc < 0) rc = CPIOERR_UTIME_FAILED;
1698 rc = symlink(fsm->opath, fsm->path);
1699 if (_fsm_debug && (stage & FSM_SYSCALL))
1700 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1701 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1702 if (rc < 0) rc = CPIOERR_SYMLINK_FAILED;
1705 rc = Link(fsm->opath, fsm->path);
1706 if (_fsm_debug && (stage & FSM_SYSCALL))
1707 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %s) %s\n", cur,
1708 fsm->opath, fsm->path, (rc < 0 ? strerror(errno) : ""));
1709 if (rc < 0) rc = CPIOERR_LINK_FAILED;
1712 rc = mkfifo(fsm->path, (st->st_mode & 07777));
1713 if (_fsm_debug && (stage & FSM_SYSCALL))
1714 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%04o) %s\n", cur,
1715 fsm->path, (st->st_mode & 07777),
1716 (rc < 0 ? strerror(errno) : ""));
1717 if (rc < 0) rc = CPIOERR_MKFIFO_FAILED;
1721 rc = mknod(fsm->path, (st->st_mode & ~07777), st->st_rdev);
1722 if (_fsm_debug && (stage & FSM_SYSCALL))
1723 rpmMessage(RPMMESS_DEBUG, " %8s (%s, 0%o, 0x%x) %s\n", cur,
1724 fsm->path, (st->st_mode & ~07777), (unsigned)st->st_rdev,
1725 (rc < 0 ? strerror(errno) : ""));
1726 if (rc < 0) rc = CPIOERR_MKNOD_FAILED;
1730 rc = Lstat(fsm->path, ost);
1731 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
1732 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
1733 fsm->path, (rc < 0 ? strerror(errno) : ""));
1734 if (rc < 0) rc = CPIOERR_LSTAT_FAILED;
1737 rc = Stat(fsm->path, ost);
1738 if (_fsm_debug && (stage & FSM_SYSCALL) && rc && errno != ENOENT)
1739 rpmMessage(RPMMESS_DEBUG, " %8s (%s, ost) %s\n", cur,
1740 fsm->path, (rc < 0 ? strerror(errno) : ""));
1741 if (rc < 0) rc = CPIOERR_STAT_FAILED;
1744 /* XXX NUL terminated result in fsm->rdbuf, len in fsm->rdnb. */
1745 rc = Readlink(fsm->path, fsm->rdbuf, fsm->rdsize - 1);
1746 if (_fsm_debug && (stage & FSM_SYSCALL))
1747 rpmMessage(RPMMESS_DEBUG, " %8s (%s, rdbuf, %d) %s\n", cur,
1748 fsm->path, fsm->rdlen, (rc < 0 ? strerror(errno) : ""));
1749 if (rc < 0) rc = CPIOERR_READLINK_FAILED;
1752 fsm->rdbuf[fsm->rdnb] = '\0';
1760 rc = fsmStage(fsm, FSM_HREAD);
1762 if (!strcmp(fsm->path, CPIO_TRAILER)) { /* Detect end-of-payload. */
1763 fsm->path = _free(fsm->path);
1764 rc = CPIOERR_HDR_TRAILER;
1767 rc = fsmStage(fsm, FSM_POS);
1770 for (left = st->st_size; left > 0; left -= fsm->rdnb) {
1771 fsm->wrlen = (left > fsm->wrsize ? fsm->wrsize : left);
1772 rc = fsmStage(fsm, FSM_DREAD);
1777 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
1780 (void) fsmStage(fsm, FSM_DREAD);
1784 left = (modulo - (fdGetCpioPos(fsm->cfd) % modulo)) % modulo;
1786 memset(fsm->rdbuf, 0, left);
1787 /* XXX DWRITE uses rdnb for I/O length. */
1789 (void) fsmStage(fsm, FSM_DWRITE);
1793 rc = cpioTrailerWrite(fsm);
1796 rc = fsmStage(fsm, FSM_POS);
1798 rc = cpioHeaderRead(fsm, st); /* Read next payload header. */
1801 rc = cpioHeaderWrite(fsm, st); /* Write next payload header. */
1804 fsm->rdnb = Fread(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->wrlen, fsm->cfd);
1805 if (_fsm_debug && (stage & FSM_SYSCALL))
1806 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\trdnb %d\n",
1807 cur, (fsm->wrbuf == fsm->wrb ? "wrbuf" : "mmap"),
1808 fsm->wrlen, fsm->rdnb);
1809 if (fsm->rdnb != fsm->wrlen) fprintf(stderr, "*** short read, had %d, got %d\n", (int)fsm->rdnb, (int)fsm->wrlen);
1811 if (Ferror(fsm->rfd))
1812 rc = CPIOERR_READ_FAILED;
1815 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->rdnb);
1818 fsm->wrnb = Fwrite(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdnb, fsm->cfd);
1819 if (_fsm_debug && (stage & FSM_SYSCALL))
1820 rpmMessage(RPMMESS_DEBUG, " %8s (%s, %d, cfd)\twrnb %d\n",
1821 cur, (fsm->rdbuf == fsm->rdb ? "rdbuf" : "mmap"),
1822 fsm->rdnb, fsm->wrnb);
1823 if (fsm->rdnb != fsm->wrnb) fprintf(stderr, "*** short write, had %d, got %d\n", (int)fsm->rdnb, (int)fsm->wrnb);
1825 if (Ferror(fsm->wfd))
1826 rc = CPIOERR_WRITE_FAILED;
1829 fdSetCpioPos(fsm->cfd, fdGetCpioPos(fsm->cfd) + fsm->wrnb);
1833 fsm->rfd = Fopen(fsm->path, "r.ufdio");
1834 if (fsm->rfd == NULL || Ferror(fsm->rfd)) {
1835 if (fsm->rfd) (void) fsmStage(fsm, FSM_RCLOSE);
1837 rc = CPIOERR_OPEN_FAILED;
1840 if (_fsm_debug && (stage & FSM_SYSCALL))
1841 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"r\") rfd %p rdbuf %p\n", cur,
1842 fsm->path, fsm->rfd, fsm->rdbuf);
1845 fsm->rdnb = Fread(fsm->rdbuf, sizeof(*fsm->rdbuf), fsm->rdlen, fsm->rfd);
1846 if (_fsm_debug && (stage & FSM_SYSCALL))
1847 rpmMessage(RPMMESS_DEBUG, " %8s (rdbuf, %d, rfd)\trdnb %d\n",
1848 cur, fsm->rdlen, fsm->rdnb);
1849 if (fsm->rdnb != fsm->rdlen) fprintf(stderr, "*** short read, had %d, got %d\n", (int)fsm->rdnb, (int)fsm->rdlen);
1851 if (Ferror(fsm->rfd))
1852 rc = CPIOERR_READ_FAILED;
1857 if (_fsm_debug && (stage & FSM_SYSCALL))
1858 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->rfd);
1859 (void) Fclose(fsm->rfd);
1865 fsm->wfd = Fopen(fsm->path, "w.ufdio");
1866 if (fsm->wfd == NULL || Ferror(fsm->wfd)) {
1867 if (fsm->wfd) (void) fsmStage(fsm, FSM_WCLOSE);
1869 rc = CPIOERR_OPEN_FAILED;
1871 if (_fsm_debug && (stage & FSM_SYSCALL))
1872 rpmMessage(RPMMESS_DEBUG, " %8s (%s, \"w\") wfd %p wrbuf %p\n", cur,
1873 fsm->path, fsm->wfd, fsm->wrbuf);
1876 fsm->wrnb = Fwrite(fsm->wrbuf, sizeof(*fsm->wrbuf), fsm->rdnb, fsm->wfd);
1877 if (_fsm_debug && (stage & FSM_SYSCALL))
1878 rpmMessage(RPMMESS_DEBUG, " %8s (wrbuf, %d, wfd)\twrnb %d\n",
1879 cur, fsm->rdnb, fsm->wrnb);
1880 if (fsm->rdnb != fsm->wrnb) fprintf(stderr, "*** short write: had %d, got %d\n", (int)fsm->rdnb, (int)fsm->wrnb);
1882 if (Ferror(fsm->wfd))
1883 rc = CPIOERR_WRITE_FAILED;
1888 if (_fsm_debug && (stage & FSM_SYSCALL))
1889 rpmMessage(RPMMESS_DEBUG, " %8s (%p)\n", cur, fsm->wfd);
1890 (void) Fclose(fsm->wfd);
1900 if (!(stage & FSM_INTERNAL)) {
1901 fsm->rc = (rc == CPIOERR_HDR_TRAILER ? 0 : rc);
1906 /*@obserever@*/ const char *const fileActionString(fileAction a)
1909 case FA_UNKNOWN: return "unknown";
1910 case FA_CREATE: return "create";
1911 case FA_COPYOUT: return "copyout";
1912 case FA_COPYIN: return "copyin";
1913 case FA_BACKUP: return "backup";
1914 case FA_SAVE: return "save";
1915 case FA_SKIP: return "skip";
1916 case FA_ALTNAME: return "altname";
1917 case FA_ERASE: return "erase";
1918 case FA_SKIPNSTATE: return "skipnstate";
1919 case FA_SKIPNETSHARED: return "skipnetshared";
1920 case FA_SKIPMULTILIB: return "skipmultilib";
1921 default: return "???";
1926 /*@observer@*/ const char *const fileStageString(fileStage a) {
1928 case FSM_UNKNOWN: return "unknown";
1930 case FSM_PKGINSTALL:return "pkginstall";
1931 case FSM_PKGERASE: return "pkgerase";
1932 case FSM_PKGBUILD: return "pkgbuild";
1933 case FSM_PKGCOMMIT: return "pkgcommit";
1934 case FSM_PKGUNDO: return "pkgundo";
1936 case FSM_CREATE: return "create";
1937 case FSM_INIT: return "init";
1938 case FSM_MAP: return "map";
1939 case FSM_MKDIRS: return "mkdirs";
1940 case FSM_RMDIRS: return "rmdirs";
1941 case FSM_PRE: return "pre";
1942 case FSM_PROCESS: return "process";
1943 case FSM_POST: return "post";
1944 case FSM_MKLINKS: return "mklinks";
1945 case FSM_NOTIFY: return "notify";
1946 case FSM_UNDO: return "undo";
1947 case FSM_FINI: return "fini";
1948 case FSM_COMMIT: return "commit";
1949 case FSM_DESTROY: return "destroy";
1950 case FSM_VERIFY: return "verify";
1952 case FSM_UNLINK: return "Unlink";
1953 case FSM_RENAME: return "Rename";
1954 case FSM_MKDIR: return "Mkdir";
1955 case FSM_RMDIR: return "rmdir";
1956 case FSM_CHOWN: return "chown";
1957 case FSM_LCHOWN: return "lchown";
1958 case FSM_CHMOD: return "chmod";
1959 case FSM_UTIME: return "utime";
1960 case FSM_SYMLINK: return "symlink";
1961 case FSM_LINK: return "Link";
1962 case FSM_MKFIFO: return "mkfifo";
1963 case FSM_MKNOD: return "mknod";
1964 case FSM_LSTAT: return "Lstat";
1965 case FSM_STAT: return "Stat";
1966 case FSM_READLINK: return "Readlink";
1967 case FSM_CHROOT: return "chroot";
1969 case FSM_NEXT: return "next";
1970 case FSM_EAT: return "eat";
1971 case FSM_POS: return "pos";
1972 case FSM_PAD: return "pad";
1973 case FSM_TRAILER: return "trailer";
1974 case FSM_HREAD: return "hread";
1975 case FSM_HWRITE: return "hwrite";
1976 case FSM_DREAD: return "Fread";
1977 case FSM_DWRITE: return "Fwrite";
1979 case FSM_ROPEN: return "Fopen";
1980 case FSM_READ: return "Fread";
1981 case FSM_RCLOSE: return "Fclose";
1982 case FSM_WOPEN: return "Fopen";
1983 case FSM_WRITE: return "Fwrite";
1984 case FSM_WCLOSE: return "Fclose";
1986 default: return "???";