rpm/lib/rpmfi.h

445 lines
12 KiB
C

#ifndef H_RPMFI
#define H_RPMFI
/** \ingroup rpmdep rpmtrans
* \file lib/rpmfi.h
* Structure(s) used for file info tag sets.
*/
#include <rpm/rpmtypes.h>
#include <rpm/rpmvf.h>
#ifdef __cplusplus
extern "C" {
#endif
extern int _rpmfi_debug;
/** \ingroup rpmfi
* File types.
* These are the file types used internally by rpm. The file
* type is determined by applying stat(2) macros like S_ISDIR to
* the file mode tag from a header. The values are arbitrary,
* but are identical to the linux stat(2) file types.
*/
typedef enum rpmFileTypes_e {
PIPE = 1, /*!< pipe/fifo */
CDEV = 2, /*!< character device */
XDIR = 4, /*!< directory */
BDEV = 6, /*!< block device */
REG = 8, /*!< regular file */
LINK = 10, /*!< hard link */
SOCK = 12 /*!< socket */
} rpmFileTypes;
/**
* File States (when installed).
*/
typedef enum rpmfileState_e {
RPMFILE_STATE_NORMAL = 0,
RPMFILE_STATE_REPLACED = 1,
RPMFILE_STATE_NOTINSTALLED = 2,
RPMFILE_STATE_NETSHARED = 3,
RPMFILE_STATE_WRONGCOLOR = 4
} rpmfileState;
#define RPMFILE_STATE_MISSING -1 /* XXX used for unavailable data */
/**
* File Attributes.
*/
typedef enum rpmfileAttrs_e {
RPMFILE_NONE = 0,
RPMFILE_CONFIG = (1 << 0), /*!< from %%config */
RPMFILE_DOC = (1 << 1), /*!< from %%doc */
RPMFILE_ICON = (1 << 2), /*!< from %%donotuse. */
RPMFILE_MISSINGOK = (1 << 3), /*!< from %%config(missingok) */
RPMFILE_NOREPLACE = (1 << 4), /*!< from %%config(noreplace) */
RPMFILE_SPECFILE = (1 << 5), /*!< @todo (unnecessary) marks 1st file in srpm. */
RPMFILE_GHOST = (1 << 6), /*!< from %%ghost */
RPMFILE_LICENSE = (1 << 7), /*!< from %%license */
RPMFILE_README = (1 << 8), /*!< from %%readme */
RPMFILE_EXCLUDE = (1 << 9), /*!< from %%exclude, internal */
RPMFILE_UNPATCHED = (1 << 10), /*!< placeholder (SuSE) */
RPMFILE_PUBKEY = (1 << 11), /*!< from %%pubkey */
RPMFILE_POLICY = (1 << 12) /*!< from %%policy */
} rpmfileAttrs;
#define RPMFILE_ALL ~(RPMFILE_NONE)
/** \ingroup rpmfi
* File disposition(s) during package install/erase transaction.
*/
typedef enum rpmFileAction_e {
FA_UNKNOWN = 0, /*!< initial action for file ... */
FA_CREATE, /*!< ... copy in from payload. */
FA_COPYIN, /*!< ... copy in from payload. */
FA_COPYOUT, /*!< ... copy out to payload. */
FA_BACKUP, /*!< ... renamed with ".rpmorig" extension. */
FA_SAVE, /*!< ... renamed with ".rpmsave" extension. */
FA_SKIP, /*!< ... already replaced, don't remove. */
FA_ALTNAME, /*!< ... create with ".rpmnew" extension. */
FA_ERASE, /*!< ... to be removed. */
FA_SKIPNSTATE, /*!< ... untouched, state "not installed". */
FA_SKIPNETSHARED, /*!< ... untouched, state "netshared". */
FA_SKIPCOLOR /*!< ... untouched, state "wrong color". */
} rpmFileAction;
#define XFA_SKIPPING(_a) \
((_a) == FA_SKIP || (_a) == FA_SKIPNSTATE || (_a) == FA_SKIPNETSHARED || (_a) == FA_SKIPCOLOR)
/**
* We pass these around as an array with a sentinel.
*/
struct rpmRelocation_s {
char * oldPath; /*!< NULL here evals to RPMTAG_DEFAULTPREFIX, */
char * newPath; /*!< NULL means to omit the file completely! */
};
/** \ingroup rpmfi
* Unreference a file info set instance.
* @param fi file info set
* @param msg
* @return NULL always
*/
rpmfi rpmfiUnlink (rpmfi fi,
const char * msg);
/** \ingroup rpmfi
* Reference a file info set instance.
* @param fi file info set
* @param msg
* @return new file info set reference
*/
rpmfi rpmfiLink (rpmfi fi, const char * msg);
/** \ingroup rpmfi
* Return file count from file info set.
* @param fi file info set
* @return current file count
*/
rpm_count_t rpmfiFC(rpmfi fi);
/** \ingroup rpmfi
* Return current file index from file info set.
* @param fi file info set
* @return current file index
*/
int rpmfiFX(rpmfi fi);
/** \ingroup rpmfi
* Set current file index in file info set.
* @param fi file info set
* @param fx new file index
* @return current file index
*/
int rpmfiSetFX(rpmfi fi, int fx);
/** \ingroup rpmfi
* Return directory count from file info set.
* @param fi file info set
* @return current directory count
*/
rpm_count_t rpmfiDC(rpmfi fi);
/** \ingroup rpmfi
* Return current directory index from file info set.
* @param fi file info set
* @return current directory index
*/
int rpmfiDX(rpmfi fi);
/** \ingroup rpmfi
* Set current directory index in file info set.
* @param fi file info set
* @param dx new directory index
* @return current directory index
*/
int rpmfiSetDX(rpmfi fi, int dx);
/** \ingroup rpmfi
* Return current base name from file info set.
* @param fi file info set
* @return current base name, NULL on invalid
*/
const char * rpmfiBN(rpmfi fi);
/** \ingroup rpmfi
* Return current directory name from file info set.
* @param fi file info set
* @return current directory, NULL on invalid
*/
const char * rpmfiDN(rpmfi fi);
/** \ingroup rpmfi
* Return current file name from file info set.
* @param fi file info set
* @return current file name
*/
const char * rpmfiFN(rpmfi fi);
/** \ingroup rpmfi
* Return current file flags from file info set.
* @param fi file info set
* @return current file flags, 0 on invalid
*/
rpmfileAttrs rpmfiFFlags(rpmfi fi);
/** \ingroup rpmfi
* Return current file verify flags from file info set.
* @param fi file info set
* @return current file verify flags, 0 on invalid
*/
rpmVerifyAttrs rpmfiVFlags(rpmfi fi);
/** \ingroup rpmfi
* Return current file mode from file info set.
* @param fi file info set
* @return current file mode, 0 on invalid
*/
rpm_mode_t rpmfiFMode(rpmfi fi);
/** \ingroup rpmfi
* Return current file state from file info set.
* @param fi file info set
* @return current file state, 0 on invalid
*/
rpmfileState rpmfiFState(rpmfi fi);
/** \ingroup rpmfi
* Return current file (binary) md5 digest from file info set.
* @param fi file info set
* @return current file md5 digest, NULL on invalid
*/
const unsigned char * rpmfiMD5(rpmfi fi);
/** \ingroup rpmfi
* Return current file linkto (i.e. symlink(2) target) from file info set.
* @param fi file info set
* @return current file linkto, NULL on invalid
*/
const char * rpmfiFLink(rpmfi fi);
/** \ingroup rpmfi
* Return current file size from file info set.
* @param fi file info set
* @return current file size, 0 on invalid
*/
rpm_off_t rpmfiFSize(rpmfi fi);
/** \ingroup rpmfi
* Return current file rdev from file info set.
* @param fi file info set
* @return current file rdev, 0 on invalid
*/
rpm_rdev_t rpmfiFRdev(rpmfi fi);
/** \ingroup rpmfi
* Return current file inode from file info set.
* @param fi file info set
* @return current file inode, 0 on invalid
*/
rpm_ino_t rpmfiFInode(rpmfi fi);
/** \ingroup rpmfi
* Return union of all file color bits from file info set.
* @param fi file info set
* @return current color
*/
rpm_color_t rpmfiColor(rpmfi fi);
/** \ingroup rpmfi
* Return current file color bits from file info set.
* @param fi file info set
* @return current file color
*/
rpm_color_t rpmfiFColor(rpmfi fi);
/** \ingroup rpmfi
* Return current file class from file info set.
* @param fi file info set
* @return current file class, 0 on invalid
*/
const char * rpmfiFClass(rpmfi fi);
/** \ingroup rpmfi
* Return current file security context from file info set.
* @param fi file info set
* @return current file context, 0 on invalid
*/
const char * rpmfiFContext(rpmfi fi);
/** \ingroup rpmfi
* Return current file depends dictionary from file info set.
* @param fi file info set
* @retval *fddictp file depends dictionary array (or NULL)
* @return no. of file depends entries, 0 on invalid
*/
uint32_t rpmfiFDepends(rpmfi fi,
const uint32_t ** fddictp);
/** \ingroup rpmfi
* Return (calculated) current file nlink count from file info set.
* @param fi file info set
* @return current file nlink count, 0 on invalid
*/
uint32_t rpmfiFNlink(rpmfi fi);
/** \ingroup rpmfi
* Return current file modify time from file info set.
* @param fi file info set
* @return current file modify time, 0 on invalid
*/
rpm_time_t rpmfiFMtime(rpmfi fi);
/** \ingroup rpmfi
* Return current file owner from file info set.
* @param fi file info set
* @return current file owner, NULL on invalid
*/
const char * rpmfiFUser(rpmfi fi);
/** \ingroup rpmfi
* Return current file group from file info set.
* @param fi file info set
* @return current file group, NULL on invalid
*/
const char * rpmfiFGroup(rpmfi fi);
/** \ingroup rpmfi
* Return next file iterator index.
* @param fi file info set
* @return file iterator index, -1 on termination
*/
int rpmfiNext(rpmfi fi);
/** \ingroup rpmfi
* Initialize file iterator index.
* @param fi file info set
* @param fx file iterator index
* @return file info set
*/
rpmfi rpmfiInit(rpmfi fi, int fx);
/** \ingroup rpmfi
* Return next directory iterator index.
* @param fi file info set
* @return directory iterator index, -1 on termination
*/
int rpmfiNextD(rpmfi fi);
/** \ingroup rpmfi
* Initialize directory iterator index.
* @param fi file info set
* @param dx directory iterator index
* @return file info set, NULL if dx is out of range
*/
rpmfi rpmfiInitD(rpmfi fi, int dx);
/** \ingroup rpmfi
* Destroy a file info set.
* @param fi file info set
* @return NULL always
*/
rpmfi rpmfiFree(rpmfi fi);
/** \ingroup rpmfi
* Create and load a file info set.
* @deprecated Only scareMem = 0 will be permitted.
* @param ts transaction set (NULL skips path relocation)
* @param h header
* @param tagN RPMTAG_BASENAMES
* @param scareMem Use pointers to refcounted header memory?
* @return new file info set
*/
rpmfi rpmfiNew(const rpmts ts, Header h, rpmTag tagN, int scareMem);
/** \ingroup rpmfi
* Retrieve file classes from header.
*
* This function is used to retrieve file classes from the header.
*
* @param h header
* @retval *fclassp array of file classes
* @retval *fcp number of files
*/
void rpmfiBuildFClasses(Header h,
const char *** fclassp, rpm_count_t * fcp);
/** \ingroup rpmfi
* Retrieve per-file dependencies from header.
*
* This function is used to retrieve per-file dependencies from the header.
*
* @param h header
* @param tagN RPMTAG_PROVIDENAME | RPMTAG_REQUIRENAME
* @retval *fdepsp array of file dependencies
* @retval *fcp number of files
*/
void rpmfiBuildFDeps(Header h, rpmTag tagN,
const char *** fdepsp, rpm_count_t * fcp);
/** \ingroup rpmfi
* Retrieve file names from header.
*
* The representation of file names in package headers changed in rpm-4.0.
* Originally, file names were stored as an array of absolute paths.
* In rpm-4.0, file names are stored as separate arrays of dirname's and
* basename's, * with a dirname index to associate the correct dirname
* with each basname.
*
* This function is used to retrieve file names independent of how the
* file names are represented in the package header.
*
* @param h header
* @param tagN RPMTAG_BASENAMES | PMTAG_ORIGBASENAMES
* @retval *fnp array of file names
* @retval *fcp number of files
*/
void rpmfiBuildFNames(Header h, rpmTag tagN,
const char *** fnp, rpm_count_t * fcp);
/** \ingroup rpmfi
* Return file type from mode_t.
* @param mode file mode bits (from header)
* @return file type
*/
rpmFileTypes rpmfiWhatis(rpm_mode_t mode);
/** \ingroup rpmfi
* Return file info comparison.
* @param afi 1st file info
* @param bfi 2nd file info
* @return 0 if identical
*/
int rpmfiCompare(const rpmfi afi, const rpmfi bfi);
/** \ingroup rpmfi
* Return file disposition.
* @param ofi old file info
* @param nfi new file info
* @param skipMissing OK to skip missing files?
* @return file dispostion
*/
rpmFileAction rpmfiDecideFate(const rpmfi ofi, rpmfi nfi, int skipMissing);
/** \ingroup rpmfi
* Return whether file is conflicting config
* @param fi file info
* @return 1 if config file and file on disk conflicts
*/
int rpmfiConfigConflict(const rpmfi fi);
/** \ingroup rpmfi
* Return formatted string representation of package disposition.
* @param fi file info set
* @return formatted string
*/
const char * rpmfiTypeString(rpmfi fi);
#ifdef __cplusplus
}
#endif
#endif /* H_RPMDS */