#include "system.h"
#include "psm.h"
#include "rpmerr.h"
#include "debug.h"
Go to the source code of this file.
Data Structures | |
struct | dnli_s |
Directory name iterator. More... | |
Defines | |
#define | alloca_strdup(_s) strcpy(alloca(strlen(_s)+1), (_s)) |
#define | SUFFIX_RPMORIG ".rpmorig" |
#define | SUFFIX_RPMSAVE ".rpmsave" |
#define | SUFFIX_RPMNEW ".rpmnew" |
#define | _fafilter(_a) |
#define | _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT) |
Typedefs | |
typedef dnli_s * | DNLI_t |
Directory name iterator. | |
Functions | |
rpmTransactionSet | fsmGetTs (const FSM_t fsm) |
Retrieve transaction set from file state machine iterator. | |
TFI_t | fsmGetFi (const FSM_t fsm) |
Retrieve transaction element file info from file state machine iterator. | |
static const char * | fsmFsPath (const FSM_t fsm, const struct stat *st, const char *subdir, const char *suffix) |
Build path to file from file info, ornamented with subdir and suffix. | |
static void * | mapFreeIterator (const void *p) |
Destroy file info iterator. | |
static void * | mapInitIterator (const void *a, const void *b) |
Create file info iterator. | |
static int | mapNextIterator (void *a) |
Return next index into file info. | |
static int | cpioStrCmp (const void *a, const void *b) |
static int | mapFind (void *a, const char *fsmPath) |
Locate archive path in file info. | |
static void * | dnlFreeIterator (const void *a) |
Destroy directory name iterator. | |
static int | dnlCount (const DNLI_t dnli) |
static int | dnlIndex (const DNLI_t dnli) |
static void * | dnlInitIterator (const FSM_t fsm, int reverse) |
Create directory name iterator. | |
static const char * | dnlNextIterator (DNLI_t dnli) |
Return next directory name (from file info). | |
static int | saveHardLink (FSM_t fsm) |
Save hard link in chain. | |
static void * | freeHardLink (struct hardLink_s *li) |
Destroy set of hard links. | |
FSM_t | newFSM (void) |
Create file state machine instance. | |
FSM_t | freeFSM (FSM_t fsm) |
Destroy file state machine instance. | |
int | fsmSetup (FSM_t fsm, fileStage goal, const rpmTransactionSet ts, const TFI_t fi, FD_t cfd, unsigned int *archiveSize, const char **failedFile) |
Load external data into file state machine. | |
int | fsmTeardown (FSM_t fsm) |
Clean file state machine. | |
int | fsmMapPath (FSM_t fsm) |
Map next file path and action. | |
int | fsmMapAttrs (FSM_t fsm) |
Map file stat(2) info. | |
static int | expandRegular (FSM_t fsm) |
Create file from payload stream. | |
static int | writeFile (FSM_t fsm, int writeData) |
Write next item to payload stream. | |
static int | writeLinkedFile (FSM_t fsm) |
Write set of linked files to payload stream. | |
static int | fsmMakeLinks (FSM_t fsm) |
Create pending hard links to existing file. | |
static int | fsmCommitLinks (FSM_t fsm) |
Commit hard linked file set atomically. | |
static int | fsmRmdirs (FSM_t fsm) |
Remove (if created) directories not explicitly included in package. | |
static int | fsmMkdirs (FSM_t fsm) |
Create (if necessary) directories not explicitly included in package. | |
int | fsmStage (FSM_t fsm, fileStage stage) |
File state machine driver. | |
const char *const | fileActionString (fileAction a) |
Return formatted string representation of file disposition. | |
const char *const | fileStageString (fileStage a) |
Return formatted string representation of file stages. | |
Variables | |
int | _fsm_debug = 0 |
int | strict_erasures = 0 |
Definition in file fsm.c.
#define _fafilter | ( | _a | ) |
Value:
(!((_a) == FA_CREATE || (_a) == FA_ERASE || (_a) == FA_COPYIN || (_a) == FA_COPYOUT) \ ? fileActionString(_a) : "")
Referenced by fsmStage().
#define _tsmask (RPMTRANS_FLAG_PKGCOMMIT | RPMTRANS_FLAG_COMMIT) |
Referenced by fsmStage().
#define alloca_strdup | ( | _s | ) | strcpy(alloca(strlen(_s)+1), (_s)) |
Definition at line 18 of file fsm.c.
Referenced by ftpNLST(), readPackageHeaders(), relocateFileList(), and writeFile().
#define SUFFIX_RPMNEW ".rpmnew" |
#define SUFFIX_RPMORIG ".rpmorig" |
#define SUFFIX_RPMSAVE ".rpmsave" |
const char* const fileActionString | ( | fileAction | a | ) |
Return formatted string representation of file disposition.
a | file dispostion |
Definition at line 2123 of file fsm.c.
References FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPMULTILIB, FA_SKIPNETSHARED, FA_SKIPNSTATE, and FA_UNKNOWN.
const char* const fileStageString | ( | fileStage | a | ) |
Return formatted string representation of file stages.
a | file stage |
Definition at line 2143 of file fsm.c.
References FSM_CHMOD, FSM_CHOWN, FSM_CHROOT, FSM_COMMIT, FSM_CREATE, FSM_DESTROY, FSM_DREAD, FSM_DWRITE, FSM_EAT, FSM_FINI, FSM_HREAD, FSM_HWRITE, FSM_INIT, FSM_LCHOWN, FSM_LINK, FSM_LSTAT, FSM_MAP, FSM_MKDIR, FSM_MKDIRS, FSM_MKFIFO, FSM_MKLINKS, FSM_MKNOD, FSM_NEXT, FSM_NOTIFY, FSM_PAD, FSM_PKGBUILD, FSM_PKGCOMMIT, FSM_PKGERASE, FSM_PKGINSTALL, FSM_PKGUNDO, FSM_POS, FSM_POST, FSM_PRE, FSM_PROCESS, FSM_RCLOSE, FSM_READ, FSM_READLINK, FSM_RENAME, FSM_RMDIR, FSM_RMDIRS, FSM_ROPEN, FSM_STAT, FSM_SYMLINK, FSM_TRAILER, FSM_UNDO, FSM_UNKNOWN, FSM_UNLINK, FSM_UTIME, FSM_VERIFY, FSM_WCLOSE, FSM_WOPEN, and FSM_WRITE.
Referenced by fsmStage().
Destroy file state machine instance.
fsm | file state machine data |
Definition at line 438 of file fsm.c.
References _free(), fsm_s::dnlx, freeHardLink(), fsm_s::iter, fsm_s::ldn, fsm_s::li, fsm_s::links, mapFreeIterator(), hardLink_s::next, and fsm_s::path.
Referenced by freeFi().
Retrieve transaction element file info from file state machine iterator.
fsm | file state machine data |
Definition at line 34 of file fsm.c.
References fsmIterator_s::fi, and fsm_s::iter.
Referenced by dnlInitIterator(), fsmMapAttrs(), fsmMapPath(), fsmMkdirs(), fsmStage(), saveHardLink(), and writeFile().
rpmTransactionSet fsmGetTs | ( | const FSM_t | fsm | ) |
Retrieve transaction set from file state machine iterator.
fsm | file state machine data |
Definition at line 27 of file fsm.c.
References fsm_s::iter, and fsmIterator_s::ts.
Referenced by fsmMapAttrs(), fsmStage(), and writeFile().
int fsmMapAttrs | ( | FSM_t | fsm | ) |
Map file stat(2) info.
fsm | file state machine data |
Definition at line 616 of file fsm.c.
References CPIO_MAP_GID, CPIO_MAP_MODE, CPIO_MAP_TYPE, CPIO_MAP_UID, transactionFileInfo_s::dperms, transactionFileInfo_s::fgids, transactionFileInfo_s::fmd5s, fsm_s::fmd5sum, transactionFileInfo_s::fmodes, transactionFileInfo_s::fmtimes, transactionFileInfo_s::fperms, transactionFileInfo_s::frdevs, fsmGetFi(), fsmGetTs(), transactionFileInfo_s::fuids, transactionFileInfo_s::gid, fsm_s::ix, fsm_s::mapFlags, RPMTRANS_FLAG_NOMD5, fsm_s::sb, rpmTransactionSet_s::transFlags, and transactionFileInfo_s::uid.
Referenced by fsmStage().
int fsmMapPath | ( | FSM_t | fsm | ) |
Map next file path and action.
fsm | file state machine data |
Definition at line 521 of file fsm.c.
References _free(), fsm_s::action, transactionFileInfo_s::action, transactionFileInfo_s::actions, fsm_s::astriplen, transactionFileInfo_s::astriplen, fsm_s::baseName, transactionFileInfo_s::bnl, CPIO_MAP_PATH, transactionFileInfo_s::dil, fsm_s::dirName, transactionFileInfo_s::dnl, FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPMULTILIB, FA_SKIPNETSHARED, FA_SKIPNSTATE, FA_UNKNOWN, fsm_s::fflags, transactionFileInfo_s::fflags, transactionFileInfo_s::flags, transactionFileInfo_s::fmapflags, fsmFsPath(), fsmGetFi(), transactionFileInfo_s::fstates, fsm_s::ix, fsm_s::mapFlags, transactionFileInfo_s::mapflags, fsm_s::nsuffix, fsm_s::osuffix, fsm_s::path, RPMFILE_GHOST, RPMFILE_STATE_NETSHARED, RPMFILE_STATE_NOTINSTALLED, fsm_s::sb, fsm_s::subdir, fsm_s::suffix, SUFFIX_RPMNEW, SUFFIX_RPMORIG, SUFFIX_RPMSAVE, and transactionFileInfo_s::type.
Referenced by fsmStage().
static int fsmMkdirs | ( | FSM_t | fsm | ) | [static] |
Create (if necessary) directories not explicitly included in package.
fsm | file state machine data |
Definition at line 1072 of file fsm.c.
References _, CPIOERR_LSTAT_FAILED, dnlCount(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), fsm_s::dnlx, transactionFileInfo_s::dperms, FSM_LSTAT, FSM_MKDIR, fsmGetFi(), fsmStage(), fsm_s::ldn, fsm_s::ldnalloc, fsm_s::ldnlen, fsm_s::osb, fsm_s::path, fsm_s::rdbuf, RPMMESS_DEBUG, rpmMessage, fsm_s::sb, stpcpy(), xcalloc(), and xrealloc().
Referenced by fsmStage().
static int fsmRmdirs | ( | FSM_t | fsm | ) | [static] |
Remove (if created) directories not explicitly included in package.
fsm | file state machine data |
Definition at line 1021 of file fsm.c.
References dnlCount(), dnlFreeIterator(), dnlIndex(), dnlInitIterator(), dnlNextIterator(), fsm_s::dnlx, FSM_RMDIR, fsmStage(), fsm_s::ldn, fsm_s::path, fsm_s::rdbuf, and stpcpy().
Referenced by fsmStage().
int fsmSetup | ( | FSM_t | fsm, | |
fileStage | goal, | |||
const rpmTransactionSet | ts, | |||
const TFI_t | fi, | |||
FD_t | cfd, | |||
unsigned int * | archiveSize, | |||
const char ** | failedFile | |||
) |
Load external data into file state machine.
fsm | file state machine data | |
goal | ||
ts | transaction set | |
fi | transaction element file info | |
archiveSize | pointer to archive size | |
failedFile | pointer to first file name that failed. |
Definition at line 454 of file fsm.c.
References transactionFileInfo_s::ap, transactionFileInfo_s::archiveSize, fsm_s::archiveSize, fsm_s::cfd, fsm_s::failedFile, fdGetCpioPos(), fdLink, fdSetCpioPos(), FSM_CREATE, FSM_PKGINSTALL, fsmStage(), fsm_s::goal, transactionFileInfo_s::h, rpmTransactionSet_s::id, fsm_s::iter, availablePackage::key, mapInitIterator(), rpmTransactionSet_s::notify, rpmTransactionSet_s::notifyData, fsm_s::rc, RPMCALLBACK_INST_START, and fsm_s::sufbuf.
Referenced by cpio_doio(), and psmStage().
File state machine driver.
fsm | file state machine data | |
stage | next stage |
Definition at line 1205 of file fsm.c.
References _, _fafilter, _free(), _fsm_debug, _tsmask, fsm_s::action, transactionFileInfo_s::ap, transactionFileInfo_s::archiveSize, fsm_s::astriplen, fsm_s::cfd, fsm_s::commit, CPIO_ALL_HARDLINKS, CPIO_FOLLOW_SYMLINKS, CPIOERR_HDR_SIZE, CPIOERR_HDR_TRAILER, CPIOERR_LSTAT_FAILED, CPIOERR_MISSING_HARDLINK, CPIOERR_READ_FAILED, CPIOERR_UNKNOWN_FILETYPE, CPIOERR_UNMAPPED_FILE, hardLink_s::createdPath, fsm_s::diskchecked, fsm_s::dnlx, errno, fsm_s::exists, expandRegular(), FA_ERASE, FA_UNKNOWN, fsm_s::failedFile, fdGetCpioPos(), fsm_s::fflags, fileStageString(), hardLink_s::filex, fiTypeString(), transactionFileInfo_s::fmodes, transactionFileInfo_s::fmtimes, freeHardLink(), FSM_CHMOD, FSM_CHOWN, FSM_COMMIT, FSM_CREATE, FSM_DEAD, FSM_DESTROY, FSM_DREAD, FSM_EAT, FSM_FINI, FSM_INIT, FSM_INTERNAL, FSM_LCHOWN, FSM_LSTAT, FSM_MAP, FSM_MKDIR, FSM_MKDIRS, FSM_MKFIFO, FSM_MKLINKS, FSM_MKNOD, FSM_NEXT, FSM_NOTIFY, FSM_PKGBUILD, FSM_PKGCOMMIT, FSM_PKGERASE, FSM_PKGINSTALL, FSM_POST, FSM_PRE, FSM_PROCESS, FSM_RENAME, FSM_RMDIR, FSM_RMDIRS, FSM_STAT, FSM_SYMLINK, FSM_SYSCALL, FSM_TRAILER, FSM_UNDO, FSM_UNKNOWN, FSM_UNLINK, FSM_UTIME, FSM_VERBOSE, FSM_VERIFY, fsmCommitLinks(), fsmFsPath(), fsmGetFi(), fsmGetTs(), fsmMakeLinks(), fsmMapAttrs(), fsmMapPath(), fsmMkdirs(), fsmRmdirs(), fsmStage(), fsm_s::goal, transactionFileInfo_s::h, fsm_s::iter, fsm_s::ix, availablePackage::key, fsm_s::ldn, fsm_s::ldnalloc, fsm_s::ldnlen, fsm_s::li, hardLink_s::linkIndex, fsm_s::links, hardLink_s::linksLeft, mapFind(), fsm_s::mapFlags, mapNextIterator(), fsm_s::mkdirsdone, hardLink_s::next, hardLink_s::nlink, rpmTransactionSet_s::notify, rpmTransactionSet_s::notifyData, fsm_s::nsuffix, fsm_s::opath, fsm_s::osb, fsm_s::osuffix, fsm_s::path, fsm_s::postpone, fsm_s::rc, fsm_s::rdb, fsm_s::rdbuf, fsm_s::rdnb, fsm_s::rdsize, RPMCALLBACK_INST_PROGRESS, RPMDEBUG_RMDIR, RPMDEBUG_UNLINK, RPMERR_RMDIR, RPMERR_UNLINK, rpmError, RPMFILE_MISSINGOK, RPMMESS_DEBUG, RPMMESS_WARNING, rpmMessage, S_ISLNK, S_ISSOCK, saveHardLink(), fsm_s::sb, hardLink_s::sb, fsm_s::stage, strerror(), strict_erasures, fsm_s::subdir, fsm_s::sufbuf, fsm_s::suffix, rpmTransactionSet_s::transFlags, fsm_s::wrb, fsm_s::wrbuf, writeFile(), writeLinkedFile(), fsm_s::wrlen, fsm_s::wrsize, XFA_SKIPPING, xmalloc(), and xstrdup().
Referenced by cpioHeaderRead(), cpioHeaderWrite(), cpioTrailerWrite(), expandRegular(), fsmCommitLinks(), fsmMakeLinks(), fsmMkdirs(), fsmRmdirs(), fsmSetup(), fsmStage(), fsmTeardown(), saveHardLink(), writeFile(), and writeLinkedFile().
int fsmTeardown | ( | FSM_t | fsm | ) |
Clean file state machine.
fsm | file state machine data |
Definition at line 504 of file fsm.c.
References fsm_s::cfd, fsm_s::failedFile, fdFree, FSM_DESTROY, fsmStage(), fsm_s::iter, mapFreeIterator(), and fsm_s::rc.
Referenced by cpio_doio(), and psmStage().
FSM_t newFSM | ( | void | ) |
int _fsm_debug = 0 |
int strict_erasures = 0 |