Collaboration diagram for Transaction Set API.:

Files
file	rpmte.h
	Structures used for an "rpmte" transaction element.

file	rpmts.h
	Structures and prototypes used for an "rpmts" transaction set.

Typedefs
typedef enum rpmtsOpX_e	rpmtsOpX
	Indices for timestamps. More...

Enumerations
enum	rpmtransFlags_e { RPMTRANS_FLAG_NONE = 0, RPMTRANS_FLAG_TEST = (1 << 0), RPMTRANS_FLAG_BUILD_PROBS = (1 << 1), RPMTRANS_FLAG_NOSCRIPTS = (1 << 2), RPMTRANS_FLAG_JUSTDB = (1 << 3), RPMTRANS_FLAG_NOTRIGGERS = (1 << 4), RPMTRANS_FLAG_NODOCS = (1 << 5), RPMTRANS_FLAG_ALLFILES = (1 << 6), RPMTRANS_FLAG_NOCONTEXTS = (1 << 8), RPMTRANS_FLAG_NOTRIGGERPREIN = (1 << 16), RPMTRANS_FLAG_NOPRE = (1 << 17), RPMTRANS_FLAG_NOPOST = (1 << 18), RPMTRANS_FLAG_NOTRIGGERIN = (1 << 19), RPMTRANS_FLAG_NOTRIGGERUN = (1 << 20), RPMTRANS_FLAG_NOPREUN = (1 << 21), RPMTRANS_FLAG_NOPOSTUN = (1 << 22), RPMTRANS_FLAG_NOTRIGGERPOSTUN = (1 << 23), RPMTRANS_FLAG_NOCOLLECTIONS = (1 << 26), RPMTRANS_FLAG_NOMD5 = (1 << 27), RPMTRANS_FLAG_NOFILEDIGEST = (1 << 27), RPMTRANS_FLAG_NOCONFIGS = (1 << 30), RPMTRANS_FLAG_DEPLOOPS = (1 << 31) }
	Bit(s) to control rpmtsRun() operation. More...

enum	rpmVSFlags_e { RPMVSF_DEFAULT = 0, RPMVSF_NOHDRCHK = (1 << 0), RPMVSF_NEEDPAYLOAD = (1 << 1), RPMVSF_NOSHA1HEADER = (1 << 8), RPMVSF_NOMD5HEADER = (1 << 9), RPMVSF_NODSAHEADER = (1 << 10), RPMVSF_NORSAHEADER = (1 << 11), RPMVSF_NOSHA1 = (1 << 16), RPMVSF_NOMD5 = (1 << 17), RPMVSF_NODSA = (1 << 18), RPMVSF_NORSA = (1 << 19) }
	Bit(s) to control digest and signature verification. More...

enum	rpmtsOpX_e { RPMTS_OP_TOTAL = 0, RPMTS_OP_CHECK = 1, RPMTS_OP_ORDER = 2, RPMTS_OP_FINGERPRINT = 3, RPMTS_OP_INSTALL = 5, RPMTS_OP_ERASE = 6, RPMTS_OP_SCRIPTLETS = 7, RPMTS_OP_COMPRESS = 8, RPMTS_OP_UNCOMPRESS = 9, RPMTS_OP_DIGEST = 10, RPMTS_OP_SIGNATURE = 11, RPMTS_OP_DBADD = 12, RPMTS_OP_DBREMOVE = 13, RPMTS_OP_DBGET = 14, RPMTS_OP_DBPUT = 15, RPMTS_OP_DBDEL = 16, RPMTS_OP_MAX = 17 }
	Indices for timestamps. More...

Functions
int	rpmtsCheck (rpmts ts)
	Perform dependency resolution on the transaction set. More...

int	rpmtsOrder (rpmts ts)
	Determine package order in a transaction set according to dependencies. More...

int	rpmtsRun (rpmts ts, rpmps okProbs, rpmprobFilterFlags ignoreSet)
	Process all package elements in a transaction set. More...

rpmts	rpmtsLink (rpmts ts)
	Reference a transaction set instance. More...

int	rpmtsCloseDB (rpmts ts)
	Close the database used by the transaction. More...

int	rpmtsOpenDB (rpmts ts, int dbmode)
	Open the database used by the transaction. More...

int	rpmtsInitDB (rpmts ts, int dbmode)
	Initialize the database used by the transaction. More...

int	rpmtsGetDBMode (rpmts ts)
	Return the transaction database mode. More...

int	rpmtsSetDBMode (rpmts ts, int dbmode)
	Set the transaction database mode. More...

int	rpmtsRebuildDB (rpmts ts)
	Rebuild the database used by the transaction. More...

int	rpmtsVerifyDB (rpmts ts)
	Verify the database used by the transaction. More...

rpmdbMatchIterator	rpmtsInitIterator (const rpmts ts, rpmDbiTagVal rpmtag, const void *keyp, size_t keylen)
	Return transaction database iterator. More...

rpmRC	rpmtsImportPubkey (rpmts ts, const unsigned char *pkt, size_t pktlen)
	Import public key packet(s). More...

rpmKeyring	rpmtsGetKeyring (rpmts ts, int autoload)
	Retrieve handle for keyring used for this transaction set. More...

int	rpmtsSetKeyring (rpmts ts, rpmKeyring keyring)
	Set keyring to use for this transaction set. More...

int	rpmtsSetSolveCallback (rpmts ts, int(solve)(rpmts ts, rpmds ds, const void data), const void *solveData)
	Set dependency solver callback. More...

rpmps	rpmtsProblems (rpmts ts)
	Return current transaction set problems. More...

void	rpmtsCleanProblems (rpmts ts)
	Clean current transaction problem set. More...

void	rpmtsClean (rpmts ts)
	Free memory needed only for dependency checks and ordering. More...

void	rpmtsEmpty (rpmts ts)
	Re-create an empty transaction set. More...

rpmts	rpmtsFree (rpmts ts)
	Destroy transaction set, closing the database as well. More...

rpmVSFlags	rpmtsVSFlags (rpmts ts)
	Get verify signatures flag(s). More...

rpmVSFlags	rpmtsSetVSFlags (rpmts ts, rpmVSFlags vsflags)
	Set verify signatures flag(s). More...

const char *	rpmtsRootDir (rpmts ts)
	Get transaction rootDir, i.e. More...

int	rpmtsSetRootDir (rpmts ts, const char *rootDir)
	Set transaction rootDir, i.e. More...

FD_t	rpmtsScriptFd (rpmts ts)
	Get transaction script file handle, i.e. More...

void	rpmtsSetScriptFd (rpmts ts, FD_t scriptFd)
	Set transaction script file handle, i.e. More...

rpm_tid_t	rpmtsGetTid (rpmts ts)
	Get transaction id, i.e. More...

rpm_tid_t	rpmtsSetTid (rpmts ts, rpm_tid_t tid)
	Set transaction id, i.e. More...

rpmdb	rpmtsGetRdb (rpmts ts)
	Get transaction set database handle. More...

void *	rpmtsNotify (rpmts ts, rpmte te, rpmCallbackType what, rpm_loff_t amount, rpm_loff_t total)
	Perform transaction progress notify callback. More...

int	rpmtsNElements (rpmts ts)
	Return number of (ordered) transaction set elements. More...

rpmte	rpmtsElement (rpmts ts, int ix)
	Return (ordered) transaction set element. More...

rpmprobFilterFlags	rpmtsFilterFlags (rpmts ts)
	Get problem ignore bit mask, i.e. More...

rpmtransFlags	rpmtsFlags (rpmts ts)
	Get transaction flags, i.e. More...

rpmtransFlags	rpmtsSetFlags (rpmts ts, rpmtransFlags transFlags)
	Set transaction flags, i.e. More...

rpm_color_t	rpmtsColor (rpmts ts)
	Retrieve color bits of transaction set. More...

rpm_color_t	rpmtsPrefColor (rpmts ts)
	Retrieve preferred file color. More...

rpm_color_t	rpmtsSetColor (rpmts ts, rpm_color_t color)
	Set color bits of transaction set. More...

rpm_color_t	rpmtsSetPrefColor (rpmts ts, rpm_color_t color)
	Set preferred file color. More...

rpmop	rpmtsOp (rpmts ts, rpmtsOpX opx)
	Retrieve operation timestamp from a transaction set. More...

rpmPlugins	rpmtsPlugins (rpmts ts)
	Get the plugins associated with a transaction set. More...

int	rpmtsSetNotifyCallback (rpmts ts, rpmCallbackFunction notify, rpmCallbackData notifyData)
	Set transaction notify callback function and argument. More...

rpmts	rpmtsCreate (void)
	Create an empty transaction set. More...

int	rpmtsAddInstallElement (rpmts ts, Header h, const fnpyKey key, int upgrade, rpmRelocation *relocs)
	Add package to be installed to transaction set. More...

int	rpmtsAddEraseElement (rpmts ts, Header h, int dboffset)
	Add package to be erased to transaction set. More...

Detailed Description

Typedef Documentation

typedef enum rpmtsOpX_e rpmtsOpX

Indices for timestamps.

Enumeration Type Documentation

enum rpmtransFlags_e

Bit(s) to control rpmtsRun() operation.

Enumerator
RPMTRANS_FLAG_NONE
RPMTRANS_FLAG_TEST	from –test
RPMTRANS_FLAG_BUILD_PROBS	don't process payload
RPMTRANS_FLAG_NOSCRIPTS	from –noscripts
RPMTRANS_FLAG_JUSTDB	from –justdb
RPMTRANS_FLAG_NOTRIGGERS	from –notriggers
RPMTRANS_FLAG_NODOCS	from –excludedocs
RPMTRANS_FLAG_ALLFILES	from –allfiles
RPMTRANS_FLAG_NOCONTEXTS	from –nocontexts
RPMTRANS_FLAG_NOTRIGGERPREIN	from –notriggerprein
RPMTRANS_FLAG_NOPRE	from –nopre
RPMTRANS_FLAG_NOPOST	from –nopost
RPMTRANS_FLAG_NOTRIGGERIN	from –notriggerin
RPMTRANS_FLAG_NOTRIGGERUN	from –notriggerun
RPMTRANS_FLAG_NOPREUN	from –nopreun
RPMTRANS_FLAG_NOPOSTUN	from –nopostun
RPMTRANS_FLAG_NOTRIGGERPOSTUN	from –notriggerpostun
RPMTRANS_FLAG_NOCOLLECTIONS	from –nocollections
RPMTRANS_FLAG_NOMD5	from –nomd5
RPMTRANS_FLAG_NOFILEDIGEST	from –nofiledigest (alias to –nomd5)
RPMTRANS_FLAG_NOCONFIGS	from –noconfigs
RPMTRANS_FLAG_DEPLOOPS	from –deploops

Definition at line 28 of file rpmts.h.

enum rpmtsOpX_e

Indices for timestamps.

Enumerator
RPMTS_OP_TOTAL
RPMTS_OP_CHECK
RPMTS_OP_ORDER
RPMTS_OP_FINGERPRINT
RPMTS_OP_INSTALL
RPMTS_OP_ERASE
RPMTS_OP_SCRIPTLETS
RPMTS_OP_COMPRESS
RPMTS_OP_UNCOMPRESS
RPMTS_OP_DIGEST
RPMTS_OP_SIGNATURE
RPMTS_OP_DBADD
RPMTS_OP_DBREMOVE
RPMTS_OP_DBGET
RPMTS_OP_DBPUT
RPMTS_OP_DBDEL
RPMTS_OP_MAX

Definition at line 136 of file rpmts.h.

enum rpmVSFlags_e

Bit(s) to control digest and signature verification.

Enumerator
RPMVSF_DEFAULT
RPMVSF_NOHDRCHK
RPMVSF_NEEDPAYLOAD
RPMVSF_NOSHA1HEADER
RPMVSF_NOMD5HEADER
RPMVSF_NODSAHEADER
RPMVSF_NORSAHEADER
RPMVSF_NOSHA1
RPMVSF_NOMD5
RPMVSF_NODSA
RPMVSF_NORSA

Definition at line 90 of file rpmts.h.

Function Documentation

int rpmtsAddEraseElement	(	rpmts	ts,
		Header	h,
		int	dboffset
	)

Add package to be erased to transaction set.

Parameters

ts	transaction set
h	header
dboffset	ununsed

Returns: 0 on success, 1 on error (not installed)

int rpmtsAddInstallElement	(	rpmts	ts,
		Header	h,
		const fnpyKey	key,
		int	upgrade,
		rpmRelocation *	relocs
	)

Add package to be installed to transaction set.

The transaction set is checked for duplicate package names. If found, the package with the "newest" EVR will be replaced.

Parameters

ts	transaction set
h	header
key	package retrieval key (e.g. file name)
upgrade	is package being upgraded?
relocs	package file relocations

Returns: 0 on success, 1 on I/O error, 2 needs capabilities

int rpmtsCheck ( rpmts ts )

Perform dependency resolution on the transaction set.

Any problems found by rpmtsCheck() can be examined by retrieving the problem set with rpmtsProblems(), success here only means that the resolution was successfully attempted for all packages in the set.

Parameters

ts	transaction set

Returns: 0 on success

void rpmtsClean ( rpmts ts )

Free memory needed only for dependency checks and ordering.

Parameters

ts	transaction set

void rpmtsCleanProblems ( rpmts ts )

Clean current transaction problem set.

Parameters

ts	transaction set

int rpmtsCloseDB ( rpmts ts )

Close the database used by the transaction.

Parameters

ts	transaction set

Returns: 0 on success

rpm_color_t rpmtsColor ( rpmts ts )

Retrieve color bits of transaction set.

Parameters

ts	transaction set

Returns: color bits

rpmts rpmtsCreate ( void )

Create an empty transaction set.

Returns: new transaction set

Referenced by main().

rpmte rpmtsElement	(	rpmts	ts,
		int	ix
	)

Return (ordered) transaction set element.

Parameters

ts	transaction set
ix	transaction element index

Returns: transaction element (or NULL)

void rpmtsEmpty ( rpmts ts )

Re-create an empty transaction set.

Parameters

ts	transaction set

rpmprobFilterFlags rpmtsFilterFlags ( rpmts ts )

Get problem ignore bit mask, i.e.

bits to filter encountered problems.

Parameters

ts	transaction set

Returns: ignore bit mask

rpmtransFlags rpmtsFlags ( rpmts ts )

Get transaction flags, i.e.

bits that control rpmtsRun().

Parameters

ts	transaction set

Returns: transaction flags

Referenced by main().

rpmts rpmtsFree ( rpmts ts )

Destroy transaction set, closing the database as well.

Parameters

ts	transaction set

Returns: NULL always

Referenced by main().

int rpmtsGetDBMode ( rpmts ts )

Return the transaction database mode.

Parameters

ts	transaction set

Returns: O_RDONLY, O_RDWR or -1 (lazy opens disabled)

rpmKeyring rpmtsGetKeyring	(	rpmts	ts,
		int	autoload
	)

Retrieve handle for keyring used for this transaction set.

Parameters

ts	transaction set
autoload	load default keyring if keyring is not set

Returns: keyring handle (or NULL)

rpmdb rpmtsGetRdb ( rpmts ts )

Get transaction set database handle.

Parameters

ts	transaction set

Returns: transaction database handle

rpm_tid_t rpmtsGetTid ( rpmts ts )

Get transaction id, i.e.

transaction time stamp.

Parameters

ts	transaction set

Returns: transaction id

rpmRC rpmtsImportPubkey	(	rpmts	ts,
		const unsigned char *	pkt,
		size_t	pktlen
	)

Import public key packet(s).

Todo:: Implicit –update policy for gpg-pubkey headers.

Parameters

ts	transaction set
pkt	pgp pubkey packet(s)
pktlen	pgp pubkey length

Returns: RPMRC_OK/RPMRC_FAIL

int rpmtsInitDB	(	rpmts	ts,
		int	dbmode
	)

Initialize the database used by the transaction.

Deprecated:: An explicit rpmdbInit() is almost never needed.

Parameters

ts	transaction set
dbmode	O_RDONLY or O_RDWR

Returns: 0 on success

Referenced by main().

rpmdbMatchIterator rpmtsInitIterator	(	const rpmts	ts,
		rpmDbiTagVal	rpmtag,
		const void *	keyp,
		size_t	keylen
	)

Return transaction database iterator.

Parameters

ts	transaction set
rpmtag	database index tag
keyp	key data (NULL for sequential access)
keylen	key data length (0 will use strlen(keyp))

Returns: NULL on failure

rpmts rpmtsLink ( rpmts ts )

Reference a transaction set instance.

Parameters

ts	transaction set

Returns: new transaction set reference

int rpmtsNElements ( rpmts ts )

Return number of (ordered) transaction set elements.

Parameters

ts	transaction set

Returns: no. of transaction set elements

void* rpmtsNotify	(	rpmts	ts,
		rpmte	te,
		rpmCallbackType	what,
		rpm_loff_t	amount,
		rpm_loff_t	total
	)

Perform transaction progress notify callback.

Parameters

ts	transaction set
te	current transaction element
what	type of call back
amount	current value
total	final value

Returns: callback dependent pointer

rpmop rpmtsOp	(	rpmts	ts,
		rpmtsOpX	opx
	)

Retrieve operation timestamp from a transaction set.

Parameters

ts	transaction set
opx	operation timestamp index

Returns: pointer to operation timestamp.

int rpmtsOpenDB	(	rpmts	ts,
		int	dbmode
	)

Open the database used by the transaction.

Parameters

ts	transaction set
dbmode	O_RDONLY or O_RDWR

Returns: 0 on success

int rpmtsOrder ( rpmts ts )

Determine package order in a transaction set according to dependencies.

Order packages, returning error if circular dependencies cannot be eliminated by removing Requires's from the loop(s). Only dependencies from added or removed packages are used to determine ordering using a topological sort (Knuth vol. 1, p. 262). Use rpmtsCheck() to verify that all dependencies can be resolved.

The final order ends up as installed packages followed by removed packages, with packages removed for upgrades immediately following the new package to be installed.

Parameters

ts	transaction set

Returns: no. of (added) packages that could not be ordered

rpmPlugins rpmtsPlugins ( rpmts ts )

Get the plugins associated with a transaction set.

Parameters

ts	transaction set

Returns: plugins

rpm_color_t rpmtsPrefColor ( rpmts ts )

Retrieve preferred file color.

Parameters

ts	transaction set

Returns: color bits

rpmps rpmtsProblems ( rpmts ts )

Return current transaction set problems.

Parameters

ts	transaction set

Returns: current problem set (or NULL if no problems)

int rpmtsRebuildDB ( rpmts ts )

Rebuild the database used by the transaction.

Parameters

ts	transaction set

Returns: 0 on success

Referenced by main().

const char* rpmtsRootDir ( rpmts ts )

Get transaction rootDir, i.e.

path to chroot(2).

Parameters

ts	transaction set

Returns: transaction rootDir

Referenced by buildForTarget().

int rpmtsRun	(	rpmts	ts,
		rpmps	okProbs,
		rpmprobFilterFlags	ignoreSet
	)

Process all package elements in a transaction set.

Before calling rpmtsRun be sure to have:

setup the rpm root dir via rpmtsSetRoot().
setup the rpm notify callback via rpmtsSetNotifyCallback().
setup the rpm transaction flags via rpmtsSetFlags().

Additionally, though not required you may want to:

setup the rpm verify signature flags via rpmtsSetVSFlags().

Parameters

ts	transaction set
okProbs	unused
ignoreSet	bits to filter problem types

Returns: 0 on success, -1 on error, >0 with newProbs set

FD_t rpmtsScriptFd ( rpmts ts )

Get transaction script file handle, i.e.

stdout/stderr on scriptlet execution

Parameters

ts	transaction set

Returns: transaction script file handle

rpm_color_t rpmtsSetColor	(	rpmts	ts,
		rpm_color_t	color
	)

Set color bits of transaction set.

Parameters

ts	transaction set
color	new color bits

Returns: previous color bits

int rpmtsSetDBMode	(	rpmts	ts,
		int	dbmode
	)

Set the transaction database mode.

Only permitted when when backing database hasn't been opened yet (ie rpmtsGetRdb(ts) == NULL)

Parameters

ts	transaction set
dbmode	O_RDONLY, O_RDWR or -1 (disable lazy opens)

Returns: 0 on success, 1 on error

rpmtransFlags rpmtsSetFlags	(	rpmts	ts,
		rpmtransFlags	transFlags
	)

Set transaction flags, i.e.

bits that control rpmtsRun().

Parameters

ts	transaction set
transFlags	new transaction flags

Returns: previous transaction flags

Referenced by main().

int rpmtsSetKeyring	(	rpmts	ts,
		rpmKeyring	keyring
	)

Set keyring to use for this transaction set.

Keyring can be only changed while the underlying rpm database is not yet open.

Parameters

ts	transaction set
keyring	keyring handle (NULL to free current keyring)

Returns: 0 on success, -1 on error

int rpmtsSetNotifyCallback	(	rpmts	ts,
		rpmCallbackFunction	notify,
		rpmCallbackData	notifyData
	)

Set transaction notify callback function and argument.

Warning: This call must be made before rpmtsRun() for install/upgrade/freshen to function correctly.

Parameters

ts	transaction set
notify	progress callback
notifyData	progress callback private data

Returns: 0 on success

rpm_color_t rpmtsSetPrefColor	(	rpmts	ts,
		rpm_color_t	color
	)

Set preferred file color.

Parameters

ts	transaction set
color	new color bits

Returns: previous color bits

int rpmtsSetRootDir	(	rpmts	ts,
		const char *	rootDir
	)

Set transaction rootDir, i.e.

path to chroot(2).

Parameters

ts	transaction set
rootDir	new transaction rootDir (or NULL)

Returns: 0 on success, -1 on error (invalid rootDir)

Referenced by main().

void rpmtsSetScriptFd	(	rpmts	ts,
		FD_t	scriptFd
	)

Set transaction script file handle, i.e.

stdout/stderr on scriptlet execution

Parameters

ts	transaction set
scriptFd	new script file handle (or NULL)

int rpmtsSetSolveCallback	(	rpmts	ts,
		int()(rpmts ts, rpmds ds, const void data)	solve,
		const void *	solveData
	)

Set dependency solver callback.

Parameters

ts	transaction set
(*solve)	dependency solver callback
solveData	dependency solver callback data (opaque)

Returns: 0 on success

rpm_tid_t rpmtsSetTid	(	rpmts	ts,
		rpm_tid_t	tid
	)

Set transaction id, i.e.

transaction time stamp.

Parameters

ts	transaction set
tid	new transaction id

Returns: previous transaction id

rpmVSFlags rpmtsSetVSFlags	(	rpmts	ts,
		rpmVSFlags	vsflags
	)

Set verify signatures flag(s).

Parameters

ts	transaction set
vsflags	new verify signatures flags

Returns: previous value

Referenced by build(), and main().

int rpmtsVerifyDB ( rpmts ts )

Verify the database used by the transaction.

Parameters

ts	transaction set

Returns: 0 on success

Referenced by main().

rpmVSFlags rpmtsVSFlags ( rpmts ts )

Get verify signatures flag(s).

Parameters

ts	transaction set

Returns: verify signatures flags

Files

Typedefs

Enumerations

Functions

Detailed Description

Typedef Documentation

Enumeration Type Documentation

Function Documentation