rpm
5.2.1
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File state machine to handle archive I/O and system call's. More...
Go to the source code of this file.
Macros | |
#define | IOSM_VERBOSE 0x8000 |
#define | IOSM_INTERNAL 0x4000 |
#define | IOSM_SYSCALL 0x2000 |
#define | IOSM_DEAD 0x1000 |
#define | _fv(_a) ((_a) | IOSM_VERBOSE) |
#define | _fi(_a) ((_a) | IOSM_INTERNAL) |
#define | _fs(_a) ((_a) | (IOSM_INTERNAL | IOSM_SYSCALL)) |
#define | _fd(_a) ((_a) | (IOSM_INTERNAL | IOSM_DEAD)) |
Typedefs | |
typedef struct iosm_s * | IOSM_t |
File state machine data. | |
typedef enum iosmFileAction_e | iosmFileAction |
File disposition(s) during package install/erase processing. | |
typedef enum iosmMapFlags_e | iosmMapFlags |
typedef enum iosmFileStage_e | iosmFileStage |
Enumerations | |
enum | iosmFileAction_e { FA_UNKNOWN = 0, FA_CREATE, FA_COPYIN, FA_COPYOUT, FA_BACKUP, FA_SAVE, FA_SKIP, FA_ALTNAME, FA_ERASE, FA_SKIPNSTATE, FA_SKIPNETSHARED, FA_SKIPCOLOR } |
File disposition(s) during package install/erase processing. More... | |
enum | iosmMapFlags_e { IOSM_MAP_PATH = (1 << 0), IOSM_MAP_MODE = (1 << 1), IOSM_MAP_UID = (1 << 2), IOSM_MAP_GID = (1 << 3), IOSM_FOLLOW_SYMLINKS = (1 << 4), IOSM_MAP_ABSOLUTE = (1 << 5), IOSM_MAP_ADDDOT = (1 << 6), IOSM_ALL_HARDLINKS = (1 << 7), IOSM_MAP_TYPE = (1 << 8), IOSM_SBIT_CHECK = (1 << 9), IOSM_PAYLOAD_LIST = (1 << 10), IOSM_PAYLOAD_EXTRACT = (1 << 11), IOSM_PAYLOAD_CREATE = (1 << 12) } |
enum | iosmFileStage_e { IOSM_UNKNOWN = 0, IOSM_INIT = (( 1 ) | ( 0x4000 | 0x1000 )), IOSM_PRE = (( 2 ) | ( 0x4000 | 0x1000 )), IOSM_PROCESS = (( 3 ) | 0x8000 ), IOSM_POST = (( 4 ) | ( 0x4000 | 0x1000 )), IOSM_UNDO = 5, IOSM_FINI = 6, IOSM_PKGINSTALL = (( 7 ) | ( 0x4000 | 0x1000 )), IOSM_PKGERASE = (( 8 ) | ( 0x4000 | 0x1000 )), IOSM_PKGBUILD = (( 9 ) | ( 0x4000 | 0x1000 )), IOSM_PKGCOMMIT = (( 10 ) | ( 0x4000 | 0x1000 )), IOSM_PKGUNDO = (( 11 ) | ( 0x4000 | 0x1000 )), IOSM_CREATE = (( 17 ) | ( 0x4000 | 0x1000 )), IOSM_MAP = (( 18 ) | ( 0x4000 | 0x1000 )), IOSM_MKDIRS = (( 19 ) | 0x4000 ), IOSM_RMDIRS = (( 20 ) | 0x4000 ), IOSM_MKLINKS = (( 21 ) | 0x4000 ), IOSM_NOTIFY = (( 22 ) | ( 0x4000 | 0x1000 )), IOSM_DESTROY = (( 23 ) | ( 0x4000 | 0x1000 )), IOSM_VERIFY = (( 24 ) | ( 0x4000 | 0x1000 )), IOSM_COMMIT = (( 25 ) | ( 0x4000 | 0x1000 )), IOSM_UNLINK = (( 33 ) | ( 0x4000 | 0x2000 )), IOSM_RENAME = (( 34 ) | ( 0x4000 | 0x2000 )), IOSM_MKDIR = (( 35 ) | ( 0x4000 | 0x2000 )), IOSM_RMDIR = (( 36 ) | ( 0x4000 | 0x2000 )), IOSM_LSETFCON = (( 39 ) | ( 0x4000 | 0x2000 )), IOSM_CHOWN = (( 40 ) | ( 0x4000 | 0x2000 )), IOSM_LCHOWN = (( 41 ) | ( 0x4000 | 0x2000 )), IOSM_CHMOD = (( 42 ) | ( 0x4000 | 0x2000 )), IOSM_UTIME = (( 43 ) | ( 0x4000 | 0x2000 )), IOSM_SYMLINK = (( 44 ) | ( 0x4000 | 0x2000 )), IOSM_LINK = (( 45 ) | ( 0x4000 | 0x2000 )), IOSM_MKFIFO = (( 46 ) | ( 0x4000 | 0x2000 )), IOSM_MKNOD = (( 47 ) | ( 0x4000 | 0x2000 )), IOSM_LSTAT = (( 48 ) | ( 0x4000 | 0x2000 )), IOSM_STAT = (( 49 ) | ( 0x4000 | 0x2000 )), IOSM_READLINK = (( 50 ) | ( 0x4000 | 0x2000 )), IOSM_CHROOT = (( 51 ) | ( 0x4000 | 0x2000 )), IOSM_NEXT = (( 65 ) | ( 0x4000 | 0x1000 )), IOSM_EAT = (( 66 ) | ( 0x4000 | 0x1000 )), IOSM_POS = (( 67 ) | ( 0x4000 | 0x1000 )), IOSM_PAD = (( 68 ) | ( 0x4000 | 0x1000 )), IOSM_TRAILER = (( 69 ) | ( 0x4000 | 0x1000 )), IOSM_HREAD = (( 70 ) | ( 0x4000 | 0x1000 )), IOSM_HWRITE = (( 71 ) | ( 0x4000 | 0x1000 )), IOSM_DREAD = (( 72 ) | ( 0x4000 | 0x2000 )), IOSM_DWRITE = (( 73 ) | ( 0x4000 | 0x2000 )), IOSM_ROPEN = (( 129 ) | ( 0x4000 | 0x2000 )), IOSM_READ = (( 130 ) | ( 0x4000 | 0x2000 )), IOSM_RCLOSE = (( 131 ) | ( 0x4000 | 0x2000 )), IOSM_WOPEN = (( 132 ) | ( 0x4000 | 0x2000 )), IOSM_WRITE = (( 133 ) | ( 0x4000 | 0x2000 )), IOSM_WCLOSE = (( 134 ) | ( 0x4000 | 0x2000 )) } |
Functions | |
const char * | iosmFileStageString (iosmFileStage a) |
Return formatted string representation of file stages. | |
const char * | iosmFileActionString (iosmFileAction a) |
Return formatted string representation of file disposition. | |
char * | iosmStrerror (int rc) |
Return formatted error message on payload handling failure. | |
int | iosmSetup (IOSM_t iosm, iosmFileStage goal, const char *afmt, const void *_ts, const void *_fi, FD_t cfd, unsigned int *archiveSize, const char **failedFile) |
Load external data into I/O state machine. | |
int | iosmTeardown (IOSM_t iosm) |
Clean I/O state machine. | |
int | iosmFileActionSkipped (iosmFileAction action) |
Is the file going to be skipped? | |
int | iosmNext (IOSM_t iosm, iosmFileStage nstage) |
File state machine driver. | |
int | iosmStage (IOSM_t iosm, iosmFileStage stage) |
File state machine driver. | |
Variables | |
int | _iosm_debug |
File state machine to handle archive I/O and system call's.
Definition in file iosm.h.
#define _fd | ( | _a | ) | ((_a) | (IOSM_INTERNAL | IOSM_DEAD)) |
#define _fi | ( | _a | ) | ((_a) | IOSM_INTERNAL) |
#define _fs | ( | _a | ) | ((_a) | (IOSM_INTERNAL | IOSM_SYSCALL)) |
#define _fv | ( | _a | ) | ((_a) | IOSM_VERBOSE) |
#define IOSM_DEAD 0x1000 |
Definition at line 106 of file iosm.h.
Referenced by fsmStage(), and iosmStage().
#define IOSM_INTERNAL 0x4000 |
Definition at line 104 of file iosm.h.
Referenced by fsmStage(), and iosmStage().
#define IOSM_SYSCALL 0x2000 |
Definition at line 105 of file iosm.h.
Referenced by fsmStage(), and iosmStage().
#define IOSM_VERBOSE 0x8000 |
Definition at line 103 of file iosm.h.
Referenced by fsmStage(), and iosmStage().
typedef enum iosmFileAction_e iosmFileAction |
File disposition(s) during package install/erase processing.
typedef enum iosmFileStage_e iosmFileStage |
enum iosmFileAction_e |
File disposition(s) during package install/erase processing.
enum iosmFileStage_e |
int iosmFileActionSkipped | ( | iosmFileAction | action | ) |
Is the file going to be skipped?
iosm | I/O state machine |
Definition at line 2678 of file iosm.c.
References IOSM_SKIPPING.
Referenced by dnlInitIterator(), fsmCommitLinks(), fsmMakeLinks(), fsmStage(), handleInstInstalledFiles(), handleOverlappedFiles(), iosmCommitLinks(), iosmMakeLinks(), iosmStage(), rpmtsRun(), saveHardLink(), and skipFiles().
const char* iosmFileActionString | ( | iosmFileAction | a | ) |
Return formatted string representation of file disposition.
a | file dispostion |
Definition at line 2683 of file iosm.c.
References FA_ALTNAME, FA_BACKUP, FA_COPYIN, FA_COPYOUT, FA_CREATE, FA_ERASE, FA_SAVE, FA_SKIP, FA_SKIPCOLOR, FA_SKIPNETSHARED, FA_SKIPNSTATE, and FA_UNKNOWN.
const char* iosmFileStageString | ( | iosmFileStage | a | ) |
Return formatted string representation of file stages.
a | file stage |
Definition at line 2703 of file iosm.c.
References IOSM_CHMOD, IOSM_CHOWN, IOSM_CHROOT, IOSM_COMMIT, IOSM_CREATE, IOSM_DESTROY, IOSM_DREAD, IOSM_DWRITE, IOSM_EAT, IOSM_FINI, IOSM_HREAD, IOSM_HWRITE, IOSM_INIT, IOSM_LCHOWN, IOSM_LINK, IOSM_LSETFCON, IOSM_LSTAT, IOSM_MAP, IOSM_MKDIR, IOSM_MKDIRS, IOSM_MKFIFO, IOSM_MKLINKS, IOSM_MKNOD, IOSM_NEXT, IOSM_NOTIFY, IOSM_PAD, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, IOSM_PKGUNDO, IOSM_POS, IOSM_POST, IOSM_PRE, IOSM_PROCESS, IOSM_RCLOSE, IOSM_READ, IOSM_READLINK, IOSM_RENAME, IOSM_RMDIR, IOSM_RMDIRS, IOSM_ROPEN, IOSM_STAT, IOSM_SYMLINK, IOSM_TRAILER, IOSM_UNDO, IOSM_UNKNOWN, IOSM_UNLINK, IOSM_UTIME, IOSM_VERIFY, IOSM_WCLOSE, IOSM_WOPEN, and IOSM_WRITE.
Referenced by fsmStage(), and iosmStage().
int iosmNext | ( | IOSM_t | iosm, |
iosmFileStage | nstage | ||
) |
File state machine driver.
iosm | I/O state machine |
nstage | next stage |
Definition at line 452 of file iosm.c.
References iosmStage(), rpmsqJoin(), and rpmsqThread().
Referenced by extractRegular(), iosmCommitLinks(), iosmMakeLinks(), iosmMkdirs(), iosmRmdirs(), iosmSetup(), iosmStage(), saveHardLink(), writeFile(), and writeLinkedFile().
int iosmSetup | ( | IOSM_t | iosm, |
iosmFileStage | goal, | ||
const char * | afmt, | ||
const void * | _ts, | ||
const void * | _fi, | ||
FD_t | cfd, | ||
unsigned int * | archiveSize, | ||
const char ** | failedFile | ||
) |
Load external data into I/O state machine.
iosm | I/O state machine |
goal | |
afmt | archive format (NULL uses cpio) |
_ts | transaction set |
_fi | transaction element file info |
cfd | payload descriptor |
archiveSize | pointer to archive size |
failedFile | pointer to first file name that failed. |
Definition at line 660 of file iosm.c.
References _iosm_debug, _iosm_threads, _iosmNext, _tsmask, arHeaderRead(), arHeaderWrite(), arSetup(), arTrailerWrite(), cpioHeaderRead(), cpioHeaderWrite(), cpioTrailerWrite(), FA_COPYOUT, fdGetCpioPos(), fdLink(), fdSetCpioPos(), IOSM_CREATE, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, iosmNext(), iosmUNSAFE, mapInitIterator(), reverse, RPMCALLBACK_INST_START, rpmteType(), RPMTRANS_FLAG_NOCONTEXTS, RPMTRANS_FLAG_NOFDIGESTS, rpmtsFlags(), rpmtsGetTid(), rpmtsLink(), rpmtsNotify(), TAR_BLOCK_SIZE, tarHeaderRead(), tarHeaderWrite(), tarTrailerWrite(), TR_ADDED, and TR_REMOVED.
int iosmStage | ( | IOSM_t | iosm, |
iosmFileStage | stage | ||
) |
File state machine driver.
iosm | I/O state machine |
stage | next stage |
Definition at line 1648 of file iosm.c.
References _, _fafilter, _free(), alloca(), Chmod(), Chown(), CPIO_TRAILER, errno, extractRegular(), FA_ERASE, FA_UNKNOWN, Fclose(), fdGetCpioPos(), fdSetCpioPos(), FDSTAT_DIGEST, fdstat_op(), Ferror(), Fopen(), Fread(), freeHardLink(), Fwrite(), IOSM_ALL_HARDLINKS, IOSM_CHMOD, IOSM_CHOWN, IOSM_CHROOT, IOSM_COMMIT, IOSM_CREATE, IOSM_DEAD, IOSM_DESTROY, IOSM_DREAD, IOSM_DWRITE, IOSM_EAT, IOSM_FINI, IOSM_FOLLOW_SYMLINKS, IOSM_HREAD, IOSM_HWRITE, IOSM_INIT, IOSM_INTERNAL, IOSM_LCHOWN, IOSM_LINK, IOSM_LSETFCON, IOSM_LSTAT, IOSM_MAP, IOSM_MKDIR, IOSM_MKDIRS, IOSM_MKFIFO, IOSM_MKLINKS, IOSM_MKNOD, IOSM_NEXT, IOSM_NOTIFY, IOSM_PAD, IOSM_PAYLOAD_EXTRACT, IOSM_PAYLOAD_LIST, IOSM_PKGBUILD, IOSM_PKGCOMMIT, IOSM_PKGERASE, IOSM_PKGINSTALL, IOSM_POS, IOSM_POST, IOSM_PRE, IOSM_PROCESS, IOSM_RCLOSE, IOSM_READ, IOSM_READLINK, IOSM_RENAME, IOSM_RMDIR, IOSM_RMDIRS, IOSM_ROPEN, IOSM_SBIT_CHECK, IOSM_STAT, IOSM_SYMLINK, IOSM_SYSCALL, IOSM_TRAILER, IOSM_UNDO, IOSM_UNKNOWN, IOSM_UNLINK, IOSM_UTIME, IOSM_VERBOSE, IOSM_VERIFY, IOSM_WCLOSE, IOSM_WOPEN, IOSM_WRITE, iosmCommitLinks(), iosmFileActionSkipped(), iosmFileStageString(), iosmFsPath(), iosmGetFi(), iosmMakeLinks(), iosmMapAttrs(), iosmMapFContext(), iosmMapPath(), iosmMkdirs(), iosmNext(), iosmRmdirs(), iosmUNSAFE, IS_DEV_LOG, Lchown(), Link(), lsetfilecon, Lstat(), mapFind(), mapNextIterator(), Mkdir(), Mkfifo(), Mknod(), Readlink(), Rename(), Rmdir(), RPMCALLBACK_INST_PROGRESS, RPMFILE_GHOST, RPMFILE_MISSINGOK, rpmlog(), RPMLOG_DEBUG, RPMLOG_ERR, RPMLOG_WARNING, rpmswAdd(), rpmtsNotify(), S_ISLNK, S_ISSOCK, saveHardLink(), Stat(), stpcpy(), Symlink(), Unlink(), urlPath(), Utime(), writeFile(), writeLinkedFile(), xmalloc(), and xstrdup().
Referenced by fsmStage(), and iosmNext().
int iosmTeardown | ( | IOSM_t | iosm | ) |
Clean I/O state machine.
iosm | I/O state machine |
Definition at line 793 of file iosm.c.
References _free(), fdFree(), IOSM_DESTROY, iosmUNSAFE, mapFreeIterator(), rpmswAdd(), RPMTS_OP_DIGEST, rpmtsFree(), and rpmtsOp().