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# RPMDB.

## Files
file | rpmlib.h
file | dbconfig.c
file | rpmdb.c
file | rpmdb.h
| Access RPM indices using Berkeley DB interface(s).

## Data Structures
struct | rpmdb_s
## RPMDB
typedef rpmdb_s * | rpmdb
typedef _dbiIndexSet * | dbiIndexSet
typedef _rpmdbMatchIterator * | rpmdbMatchIterator
typedef enum rpmMireMode_e | rpmMireMode
| Tag value pattern match mode.
enum | rpmMireMode_e { RPMMIRE_DEFAULT = 0, RPMMIRE_STRCMP = 1, RPMMIRE_REGEX = 2, RPMMIRE_GLOB = 3 }
| Tag value pattern match mode. More...
int | rpmdbOpen (const char *prefix, rpmdb *dbp, int mode, int perms)
int | rpmdbInit (const char *prefix, int perms)
int | rpmdbVerify (const char *prefix)
int | rpmdbClose (rpmdb db)
int | rpmdbSync (rpmdb db)
int | rpmdbOpenAll (rpmdb db)
int | rpmdbCountPackages (rpmdb db, const char *name)
rpmdbMatchIterator | rpmdbFreeIterator (rpmdbMatchIterator mi)
rpmdb | rpmdbGetIteratorRpmDB (rpmdbMatchIterator mi)
unsigned int | rpmdbGetIteratorOffset (rpmdbMatchIterator mi)
int | rpmdbGetIteratorCount (rpmdbMatchIterator mi)
int | rpmdbAppendIterator (rpmdbMatchIterator mi, const int *hdrNums, int nHdrNums)
int | rpmdbPruneIterator (rpmdbMatchIterator mi, int *hdrNums, int nHdrNums, int sorted)
int | rpmdbSetIteratorRE (rpmdbMatchIterator mi, rpmTag tag, rpmMireMode mode, const char *pattern)
int | rpmdbSetIteratorVersion (rpmdbMatchIterator mi, const char *version)
int | rpmdbSetIteratorRelease (rpmdbMatchIterator mi, const char *release)
int | rpmdbSetIteratorRewrite (rpmdbMatchIterator mi, int rewrite)
int | rpmdbSetIteratorModified (rpmdbMatchIterator mi, int modified)
Header | rpmdbNextIterator (rpmdbMatchIterator mi)
rpmdbMatchIterator | rpmdbInitIterator (rpmdb db, int rpmtag, const void *keyp, size_t keylen)
int | rpmdbAdd (rpmdb db, int iid, Header h)
int | rpmdbRemove (rpmdb db, int rid, unsigned int hdrNum)
int | rpmdbRebuild (const char *prefix)
Header | XrpmdbNextIterator (rpmdbMatchIterator mi, const char *f, unsigned int l)
int * | dbiTags
int | dbiTagsMax
## Enumerations
enum | rpmdbFlags { RPMDB_FLAG_JUSTCHECK = (1 << 0), RPMDB_FLAG_MINIMAL = (1 << 1), RPMDB_FLAG_CHROOT = (1 << 2) }
## Functions
int | rpmdbFindFpList (rpmdb db, fingerPrint *fpList, dbiIndexSet *matchList, int numItems)
unsigned int | rpmdbGetIteratorFileNum (rpmdbMatchIterator mi)

## Typedef Documentation

typedef struct _dbiIndexSet* dbiIndexSet

| Definition at line 674 of file rpmlib.h.

typedef struct rpmdb_s* rpmdb

| Definition at line 670 of file rpmlib.h.

typedef struct _rpmdbMatchIterator* rpmdbMatchIterator

| Definition at line 754 of file rpmlib.h.

typedef enum rpmMireMode_e rpmMireMode

| Tag value pattern match mode.

## Enumeration Type Documentation

enum rpmdbFlags

  | Enumeration values:
  RPMDB_FLAG_JUSTCHECK |
  RPMDB_FLAG_MINIMAL |
  RPMDB_FLAG_CHROOT |
Definition at line 338 of file rpmdb.h.

enum rpmMireMode_e

  | Tag value pattern match mode. Enumeration values:
  RPMMIRE_DEFAULT | regex with \., .* and ^...$
  RPMMIRE_STRCMP | strcmp on strings
  RPMMIRE_REGEX | regex patterns
  RPMMIRE_GLOB | glob patterns
Definition at line 818 of file rpmlib.h.

## Function Documentation

int rpmdbAdd | ( | rpmdb | db,
|  | int | iid,
|  | Header | h
| ) |

  | Add package header to rpm database and indices. Parameters:
  | db | rpm database
  | iid | install transaction id (iid = 0 or -1 to skip)
  | h | header
Returns: 0 on success Definition at line 2592 of file rpmdb.c. References _, _free(), _noDirTokens, addIndexEntry(), blockSignals(), DBC, _dbiIndex::dbi_no_dbsync, _dbiIndex::dbi_rpmtag, DBI_WRITECURSOR, dbiCclose(), dbiCopen(), dbiGet(), dbiIndexNewItem(), dbiOpen(), dbiPut(), dbiSync(), dbiTags, dbiTagsMax, dbiUpdateRecord(), expandFilelist(), HEADER_MAGIC_NO, headerAddEntry(), headerIsEntry(), headerNVR(), headerRemoveEntry(), headerSizeof(), isInstallPreReq, RPM_BIN_TYPE, RPM_CHAR_TYPE, RPM_I18NSTRING_TYPE, RPM_INT16_TYPE, RPM_INT32_TYPE, RPM_INT8_TYPE, RPM_STRING_ARRAY_TYPE, RPM_STRING_TYPE, RPMDBI_ADDED, RPMDBI_AVAILABLE, RPMDBI_DEPENDS, RPMDBI_PACKAGES, RPMDBI_REMOVED, RPMERR_DBCORRUPT, rpmError, RPMMESS_DEBUG, rpmMessage, RPMTAG_BASENAMES, RPMTAG_GROUP, RPMTAG_INSTALLTID, RPMTAG_REMOVETID, RPMTAG_REQUIREFLAGS, RPMTAG_REQUIRENAME, RPMTAG_TRIGGERNAME, tagName(), _dbiIndexItem::tagNum, and unblockSignals(). Referenced by psmStage(), and rpmdbRebuild().

int rpmdbAppendIterator | ( | rpmdbMatchIterator | mi,
|  | const int * | hdrNums,
|  | int | nHdrNums
| ) |

  | Append items to set of package instances to iterate. Parameters:
  | mi | rpm database iterator
  | hdrNums | array of package instances
  | nHdrNums | number of elements in array
Returns: 0 on success, 1 on failure (bad args) Definition at line 2217 of file rpmdb.c. References dbiAppendSet(), and xcalloc(). Referenced by markReplacedFiles(), rpmdepCheck(), and rpmRunTransactions().

int rpmdbClose | ( | rpmdb | db | ) |

  | Close all database indices and free rpmdb. Parameters:
  | db | rpm database
Returns: 0 on success Definition at line 813 of file rpmdb.c. References _free(), and dbiClose(). Referenced by checkSpec(), main(), openDatabase(), rpmdbDealloc(), rpmdbInit(), rpmdbRebuild(), rpmdbVerify(), rpmErase(), rpmInstall(), rpmQuery(), rpmRollback(), rpmVerify(), and ugFindUpgradePackages().

int rpmdbCountPackages | ( | rpmdb | db,
|  | const char * | name
| ) |

  | Return number of instances of package in rpm database. Parameters:
  | db | rpm database
  | name | rpm package name
Returns: number of instances Definition at line 1249 of file rpmdb.c. References _, DBC, dbiCclose(), dbiCopen(), dbiFreeIndexSet(), dbiIndexSetCount(), dbiOpen(), dbiSearch(), RPMERR_DBCORRUPT, rpmError, and RPMTAG_NAME. Referenced by findPackagesWithObsoletes(), handleOneTrigger(), psmStage(), and runTriggers().

int rpmdbFindFpList | ( | rpmdb | db,
|  | fingerPrint * | fpList,
|  | dbiIndexSet * | matchList,
|  | int | numItems
| ) |

  | Find fingerprint matches in database. Parameters:
  | db | rpm database
  | fpList | fingerprint array
  Return values:
  | matchList | returned fingerprint matches
  Parameters:
  | numItems | number of fingerprint items
Returns: 0 always Definition at line 2876 of file rpmdb.c. References _free(), dbiAppendSet(), FP_EQUAL, fpCacheCreate(), fpCacheFree(), fpLookupList(), _dbiIndexItem::fpNum, _dbiIndexItem::hdrNum, rpmdbFreeIterator(), rpmdbGetIteratorCount(), rpmdbGrowIterator(), rpmdbInitIterator(), rpmdbNextIterator(), rpmdbSortIterator(), RPMTAG_BASENAMES, RPMTAG_DIRINDEXES, RPMTAG_DIRNAMES, _dbiIndexItem::tagNum, and xcalloc(). Referenced by rpmRunTransactions().

rpmdbMatchIterator rpmdbFreeIterator | ( | rpmdbMatchIterator | mi | ) |

  | Destroy rpm database iterator. Parameters:
  | mi | rpm database iterator
Returns: NULL always Definition at line 1548 of file rpmdb.c. References _free(), DBI_ITERATOR, _dbiIndex::dbi_rmw, dbiCclose(), dbiFreeIndexSet(), dbiOpen(), dbiUpdateRecord(), headerFree(), miRE_s::pattern, miRE_s::preg, and RPMDBI_PACKAGES. Referenced by addLostFiles(), checkPackageSet(), dbiFindMatches(), findUpgradePackages(), handleDbResult(), handleInstInstalledFiles(), handleRmvdInstalledFiles(), IDTXload(), main(), markReplacedFiles(), psmStage(), rpmdbFindByFile(), rpmdbFindFpList(), rpmdbFirst(), rpmdbLength(), rpmdbMIDealloc(), rpmdbRebuild(), rpmdbRemove(), rpmdbSubscript(), rpmdepCheck(), rpmErase(), rpmInstall(), rpmQueryVerify(), rpmRunTransactions(), rpmtransAddPackage(), rpmtransRemove(), runImmedTriggers(), runTriggers(), showMatches(), unmarkPackagesAlreadyInstalled(), and unsatisfiedDepend().

int rpmdbGetIteratorCount | ( | rpmdbMatchIterator | mi | ) |

  | Return number of elements in rpm database iterator. Parameters:
  | mi | rpm database iterator
Returns: number of elements Definition at line 1618 of file rpmdb.c. Referenced by rpmdbFindFpList(), rpmErase(), rpmInstall(), rpmtransRemove(), and runImmedTriggers().

unsigned int rpmdbGetIteratorFileNum | ( | rpmdbMatchIterator | mi | ) |

| Definition at line 1612 of file rpmdb.c.

unsigned int rpmdbGetIteratorOffset | ( | rpmdbMatchIterator | mi | ) |

  | Return join key for current position of rpm database iterator. Parameters:
  | mi | rpm database iterator
Returns: current join key Definition at line 1606 of file rpmdb.c. Referenced by handleDbResult(), IDTXload(), markReplacedFiles(), psmStage(), rpmdbFirst(), rpmErase(), rpmtransAddPackage(), and rpmtransRemove().

rpmdb rpmdbGetIteratorRpmDB | ( | rpmdbMatchIterator | mi | ) |

  | Return rpm database used by iterator. Parameters:
  | mi | rpm database iterator
Returns: rpm database handle Definition at line 1598 of file rpmdb.c. Referenced by showMatches().

int rpmdbInit | ( | const char * | prefix,
|  | int | perms
| ) |

  | Initialize database. Parameters:
  | prefix | path to top of install tree
  | perms | database permissions
Returns: 0 on success Definition at line 1067 of file rpmdb.c. References openDatabase(), RPMDB_FLAG_JUSTCHECK, rpmdbClose(), rpmdbOpenAll(), and rpmExpandNumeric(). Referenced by main(), and rpmInitDB().

rpmdbMatchIterator rpmdbInitIterator | ( | rpmdb | db,
|  | int | rpmtag,
|  | const void * | keyp,
|  | size_t | keylen
| ) |

  | Return database iterator. Parameters:
  | db | rpm database
  | rpmtag | rpm tag
  | keyp | key data (NULL for sequential access)
  | keylen | key data length (0 will use strlen(keyp))
Returns: NULL on failure Definition at line 2228 of file rpmdb.c. References DBC, _dbiIndex::dbi_lastoffset, _dbiIndex::dbi_rmw, dbiCclose(), dbiCopen(), dbiFindByLabel(), dbiFreeIndexSet(), dbiOpen(), dbiSearch(), rpmdbFindByFile(), RPMDBI_LABEL, RPMDBI_PACKAGES, RPMTAG_BASENAMES, RPMTAG_NAME, tagName(), xcalloc(), and xmalloc(). Referenced by addLostFiles(), checkDependentConflicts(), checkDependentPackages(), dbiFindMatches(), findUpgradePackages(), handleInstInstalledFiles(), handleRmvdInstalledFiles(), IDTXload(), main(), markReplacedFiles(), psmStage(), py_rpmdbInitIterator(), rpmdbByFile(), rpmdbByName(), rpmdbByProvides(), rpmdbFindByFile(), rpmdbFindFpList(), rpmdbFirst(), rpmdbLength(), rpmdbRebuild(), rpmdbRemove(), rpmdbSubscript(), rpmdepCheck(), rpmErase(), rpmInstall(), rpmQueryVerify(), rpmRunTransactions(), rpmtransAddPackage(), rpmtransRemove(), runImmedTriggers(), runTriggers(), unmarkPackagesAlreadyInstalled(), and unsatisfiedDepend().

Header rpmdbNextIterator | ( | rpmdbMatchIterator | mi | ) |

  | Return next package header from iteration. Parameters:
  | mi | rpm database iterator
Returns: NULL on end of iteration. Definition at line 2019 of file rpmdb.c. References _, _free(), _dbiIndex::dbi_api, DBI_ITERATOR, _dbiIndex::dbi_lastoffset, _dbiIndex::dbi_rpmtag, dbiCopen(), dbiGet(), dbiIndexRecordFileNumber(), dbiIndexRecordOffset(), dbiOpen(), dbiUpdateRecord(), headerCopyLoad(), headerFree(), headerNVR(), mireSkip(), RPMDBI_PACKAGES, RPMERR_BADHEADER, RPMERR_INTERNAL, rpmError, RPMMESS_DEBUG, rpmMessage, and RPMTAG_NAME. Referenced by addLostFiles(), checkPackageSet(), dbiFindMatches(), findUpgradePackages(), handleDbResult(), handleInstInstalledFiles(), handleRmvdInstalledFiles(), IDTXload(), main(), markReplacedFiles(), psmStage(), rpmdbFindByFile(), rpmdbFindFpList(), rpmdbFirst(), rpmdbLength(), rpmdbMINext(), rpmdbRebuild(), rpmdbRemove(), rpmdbSubscript(), rpmdepCheck(), rpmErase(), rpmInstall(), rpmRunTransactions(), rpmtransAddPackage(), rpmtransRemove(), runImmedTriggers(), runTriggers(), showMatches(), unmarkPackagesAlreadyInstalled(), unsatisfiedDepend(), and XrpmdbNextIterator().

int rpmdbOpen | ( | const char * | prefix,
|  | rpmdb * | dbp,
|  | int | mode,
|  | int | perms
| ) |

  | Open rpm database. Parameters:
  | prefix | path to top of install tree
  Return values:
  | dbp | address of rpm database
  Parameters:
  | mode | open(2) flags: O_RDWR or O_RDONLY (O_CREAT also)
  | perms | database permissions
Returns: 0 on success Definition at line 1059 of file rpmdb.c. References openDatabase(), and rpmExpandNumeric(). Referenced by checkSpec(), main(), rpmErase(), rpmInstall(), rpmOpenDB(), rpmQuery(), rpmRollback(), rpmVerify(), and ugFindUpgradePackages().

int rpmdbOpenAll | ( | rpmdb | db | ) |

  | Open all database indices. Parameters:
  | db | rpm database
Returns: 0 on success Definition at line 796 of file rpmdb.c. References dbiOpen(), dbiTags, and dbiTagsMax. Referenced by rpmdbInit(), and rpmdbVerify().

int rpmdbPruneIterator | ( | rpmdbMatchIterator | mi,
|  | int * | hdrNums,
|  | int | nHdrNums,
|  | int | sorted
| ) |

  | Remove items from set of package instances to iterate. Note: Sorted hdrNums are always passed in rpmlib. Parameters:
  | mi | rpm database iterator
  | hdrNums | array of package instances
  | nHdrNums | number of elements in array
  | sorted | is the array sorted? (array will be sorted on return)
Returns: 0 on success, 1 on failure (bad args) Definition at line 2206 of file rpmdb.c. References dbiPruneSet(). Referenced by checkPackageSet(), rpmtransAddPackage(), and unsatisfiedDepend().

int rpmdbRebuild | ( | const char * | prefix | ) |

  | Rebuild database indices from package headers. Parameters:
  | prefix | path to top of install tree
Returns: 0 on success Definition at line 3230 of file rpmdb.c. References _, _db_filter_dups, _free(), _rebuildinprogress, _RECNUM, errno, F_OK, headerCopy(), headerFree(), headerIsEntry(), headerNVR(), Mkdir(), openDatabase(), Rmdir(), RPMDB_FLAG_MINIMAL, rpmdbAdd(), rpmdbClose(), rpmdbFreeIterator(), RPMDBI_PACKAGES, rpmdbInitIterator(), rpmdbMoveDatabase(), rpmdbNextIterator(), rpmdbRemoveDatabase(), rpmdbSetIteratorRE(), rpmDefineMacro(), RPMERR_INTERNAL, RPMERR_MKDIR, rpmError, rpmExpandNumeric(), rpmGetPath(), RPMMESS_DEBUG, RPMMESS_ERROR, RPMMESS_NORMAL, rpmMessage, RPMMIRE_DEFAULT, RPMTAG_BUILDTIME, RPMTAG_HEADERIMAGE, RPMTAG_NAME, RPMTAG_RELEASE, RPMTAG_VERSION, stpcpy(), strerror(), and xmalloc(). Referenced by main(), and rebuildDB().

int rpmdbRemove | ( | rpmdb | db,
|  | int | rid,
|  | unsigned int | hdrNum
| ) |

  | Remove package header from rpm database and indices. Parameters:
  | db | rpm database
  | rid | remove transaction id (rid = 0 or -1 to skip)
  | hdrNum | package instance number in database
Returns: 0 on success Definition at line 2368 of file rpmdb.c. References _, _free(), blockSignals(), DBC, _dbiIndex::dbi_no_dbsync, _dbiIndex::dbi_rpmtag, DBI_WRITECURSOR, dbiCclose(), dbiCopen(), dbiDel(), dbiIndexNewItem(), dbiOpen(), dbiSync(), dbiTags, dbiTagsMax, headerAddEntry(), headerFree(), headerLink(), headerNVR(), removeIndexEntry(), RPM_BIN_TYPE, RPM_CHAR_TYPE, RPM_I18NSTRING_TYPE, RPM_INT16_TYPE, RPM_INT32_TYPE, RPM_INT8_TYPE, RPM_STRING_ARRAY_TYPE, RPM_STRING_TYPE, rpmdbFreeIterator(), RPMDBI_ADDED, RPMDBI_AVAILABLE, RPMDBI_DEPENDS, RPMDBI_PACKAGES, RPMDBI_REMOVED, rpmdbInitIterator(), rpmdbNextIterator(), RPMERR_DBCORRUPT, rpmError, RPMMESS_DEBUG, rpmMessage, RPMTAG_REMOVETID, tagName(), and unblockSignals(). Referenced by psmStage().

int rpmdbSetIteratorModified | ( | rpmdbMatchIterator | mi,
|  | int | modified
| ) |

  | Modify iterator to mark header for lazy write. Parameters:
  | mi | rpm database iterator
  | modified | new value of modified
Returns: previous value Definition at line 2004 of file rpmdb.c. Referenced by markReplacedFiles().

int rpmdbSetIteratorRE | ( | rpmdbMatchIterator | mi,
|  | rpmTag | tag,
|  | rpmMireMode | mode,
|  | const char * | pattern
| ) |

  | Add pattern to iterator selector. Parameters:
  | mi | rpm database iterator
  | tag | rpm tag
  | mode | type of pattern match
  | pattern | pattern to match
Returns: 0 on success Definition at line 1774 of file rpmdb.c. References _free(), miRE_s::cflags, miRE_s::eflags, miRE_s::fnflags, mireCmp(), mireDup(), miRE_s::mode, miRE_s::notmatch, miRE_s::pattern, miRE_s::preg, RPMERR_REGCOMP, rpmError, rpmExpand(), RPMMIRE_DEFAULT, RPMMIRE_GLOB, RPMMIRE_REGEX, RPMMIRE_STRCMP, miRE_s::tag, xcalloc(), and xrealloc(). Referenced by dbiFindMatches(), psmStage(), rpmdbRebuild(), rpmdbSetIteratorRelease(), rpmdbSetIteratorVersion(), rpmQueryVerify(), and rpmRunTransactions().

int rpmdbSetIteratorRelease | ( | rpmdbMatchIterator | mi,
|  | const char * | release
| ) |

  | Modify iterator to filter out headers that do not match release. Deprecated: Use rpmdbSetIteratorRE(mi, RPMTAG_RELEASE, RPMMIRE_DEFAULT, release) instead. Todo: Eliminate from API. Parameters:
  | mi | rpm database iterator
  | release | release to match (can be a regex pattern)
Returns: 0 on success Definition at line 1984 of file rpmdb.c. References rpmdbSetIteratorRE(), RPMMIRE_DEFAULT, and RPMTAG_RELEASE.

int rpmdbSetIteratorRewrite | ( | rpmdbMatchIterator | mi,
|  | int | rewrite
| ) |

  | Prepare iterator for lazy writes. Note: Must be called before rpmdbNextIterator() in CDB model database. Parameters:
  | mi | rpm database iterator
  | rewrite | new value of rewrite
Returns: previous value Definition at line 1992 of file rpmdb.c. References DBI_WRITECURSOR. Referenced by markReplacedFiles().

int rpmdbSetIteratorVersion | ( | rpmdbMatchIterator | mi,
|  | const char * | version
| ) |

  | Modify iterator to filter out headers that do not match version. Deprecated: Use rpmdbSetIteratorRE(mi, RPMTAG_VERSION, RPMMIRE_DEFAULT, version) instead. Todo: Eliminate from API. Parameters:
  | mi | rpm database iterator
  | version | version to match (can be a regex pattern)
Returns: 0 on success Definition at line 1988 of file rpmdb.c. References rpmdbSetIteratorRE(), RPMMIRE_DEFAULT, and RPMTAG_VERSION.

int rpmdbSync | ( | rpmdb | db | ) |

  | Sync all database indices. Parameters:
  | db | rpm database
Returns: 0 on success Definition at line 840 of file rpmdb.c. References dbiSync(). Referenced by rpmRunTransactions().

int rpmdbVerify | ( | const char * | prefix | ) |

  | Verify database components. Parameters:
  | prefix | path to top of install tree
Returns: 0 on success Definition at line 1088 of file rpmdb.c. References dbiVerify(), openDatabase(), rpmdbClose(), rpmdbOpenAll(), and rpmExpandNumeric(). Referenced by main().

Header XrpmdbNextIterator | ( | rpmdbMatchIterator | mi,
|  | const char * | f,
|  | unsigned int | l
| ) |

| Todo: Remove debugging entry from the ABI. Definition at line 2013 of file rpmdb.c. References rpmdbNextIterator().

## Variable Documentation

int* dbiTags

| Tags for which rpmdb indices will be built. Definition at line 61 of file rpmdb.c. Referenced by dbiTagsInit(), dbiTagToDbix(), main(), openDatabase(), rpmdbAdd(), rpmdbCloseDBI(), rpmdbMoveDatabase(), rpmdbOpenAll(), rpmdbRemove(), and rpmdbRemoveDatabase().

int dbiTagsMax

| Definition at line 63 of file rpmdb.c. Referenced by dbiOpen(), dbiTagsInit(), dbiTagToDbix(), newRpmdb(), openDatabase(), rpmdbAdd(), rpmdbCloseDBI(), rpmdbMoveDatabase(), rpmdbOpenAll(), rpmdbRemove(), and rpmdbRemoveDatabase().