531 lines
16 KiB
C
531 lines
16 KiB
C
#ifndef H_RPMDS
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#define H_RPMDS
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/** \ingroup rpmdep rpmtrans
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* \file lib/rpmds.h
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* Structure(s) used for dependency tag sets.
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*/
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#include <time.h>
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#include <rpm/rpmtypes.h>
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#include <rpm/rpmps.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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*/
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extern int _rpmds_nopromote;
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/** \ingroup rpmds
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* Dependency Attributes.
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*/
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enum rpmsenseFlags_e {
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RPMSENSE_ANY = 0,
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RPMSENSE_LESS = (1 << 1),
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RPMSENSE_GREATER = (1 << 2),
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RPMSENSE_EQUAL = (1 << 3),
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/* bit 4 unused */
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RPMSENSE_POSTTRANS = (1 << 5), /*!< %posttrans dependency */
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RPMSENSE_PREREQ = (1 << 6), /* legacy prereq dependency */
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RPMSENSE_PRETRANS = (1 << 7), /*!< Pre-transaction dependency. */
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RPMSENSE_INTERP = (1 << 8), /*!< Interpreter used by scriptlet. */
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RPMSENSE_SCRIPT_PRE = (1 << 9), /*!< %pre dependency. */
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RPMSENSE_SCRIPT_POST = (1 << 10), /*!< %post dependency. */
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RPMSENSE_SCRIPT_PREUN = (1 << 11), /*!< %preun dependency. */
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RPMSENSE_SCRIPT_POSTUN = (1 << 12), /*!< %postun dependency. */
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RPMSENSE_SCRIPT_VERIFY = (1 << 13), /*!< %verify dependency. */
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RPMSENSE_FIND_REQUIRES = (1 << 14), /*!< find-requires generated dependency. */
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RPMSENSE_FIND_PROVIDES = (1 << 15), /*!< find-provides generated dependency. */
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RPMSENSE_TRIGGERIN = (1 << 16), /*!< %triggerin dependency. */
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RPMSENSE_TRIGGERUN = (1 << 17), /*!< %triggerun dependency. */
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RPMSENSE_TRIGGERPOSTUN = (1 << 18), /*!< %triggerpostun dependency. */
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RPMSENSE_MISSINGOK = (1 << 19), /*!< suggests/enhances hint. */
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/* bits 20-23 unused */
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RPMSENSE_RPMLIB = (1 << 24), /*!< rpmlib(feature) dependency. */
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RPMSENSE_TRIGGERPREIN = (1 << 25), /*!< %triggerprein dependency. */
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RPMSENSE_KEYRING = (1 << 26),
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/* bit 27 unused */
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RPMSENSE_CONFIG = (1 << 28)
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};
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typedef rpmFlags rpmsenseFlags;
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#define RPMSENSE_SENSEMASK 15 /* Mask to get senses, ie serial, */
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/* less, greater, equal. */
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#define RPMSENSE_TRIGGER \
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(RPMSENSE_TRIGGERPREIN | RPMSENSE_TRIGGERIN | RPMSENSE_TRIGGERUN | RPMSENSE_TRIGGERPOSTUN)
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#define _ALL_REQUIRES_MASK (\
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RPMSENSE_INTERP | \
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RPMSENSE_SCRIPT_PRE | \
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RPMSENSE_SCRIPT_POST | \
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RPMSENSE_SCRIPT_PREUN | \
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RPMSENSE_SCRIPT_POSTUN | \
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RPMSENSE_SCRIPT_VERIFY | \
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RPMSENSE_FIND_REQUIRES | \
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RPMSENSE_RPMLIB | \
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RPMSENSE_KEYRING | \
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RPMSENSE_PRETRANS | \
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RPMSENSE_POSTTRANS | \
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RPMSENSE_PREREQ | \
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RPMSENSE_MISSINGOK)
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#define _notpre(_x) ((_x) & ~RPMSENSE_PREREQ)
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#define _INSTALL_ONLY_MASK \
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_notpre(RPMSENSE_SCRIPT_PRE|RPMSENSE_SCRIPT_POST|RPMSENSE_RPMLIB|RPMSENSE_KEYRING|RPMSENSE_PRETRANS|RPMSENSE_POSTTRANS)
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#define _ERASE_ONLY_MASK \
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_notpre(RPMSENSE_SCRIPT_PREUN|RPMSENSE_SCRIPT_POSTUN)
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#define isLegacyPreReq(_x) (((_x) & _ALL_REQUIRES_MASK) == RPMSENSE_PREREQ)
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#define isInstallPreReq(_x) ((_x) & _INSTALL_ONLY_MASK)
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#define isErasePreReq(_x) ((_x) & _ERASE_ONLY_MASK)
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/** \ingroup rpmds
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* Return only those flags allowed for given type of dependencies
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* @param tagN type of dependency
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* @param Flags flags
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* @return flags filtered to allowed bits
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*/
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rpmsenseFlags rpmSanitizeDSFlags(rpmTagVal tagN, rpmsenseFlags Flags);
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/** \ingroup rpmds
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* Convert a string to the sense flags
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* @param str the string
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* @param len length of the string
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* @return flags, zero for unknown relations
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*/
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rpmsenseFlags rpmParseDSFlags(const char *str, size_t len);
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/** \ingroup rpmds
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* Reference a dependency set instance.
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* @param ds dependency set
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* @return new dependency set reference
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*/
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rpmds rpmdsLink(rpmds ds);
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/** \ingroup rpmds
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* Destroy a dependency set.
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* @param ds dependency set
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* @return NULL always
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*/
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rpmds rpmdsFree(rpmds ds);
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/** \ingroup rpmds
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* Create and load a dependency set.
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* @param h header
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* @param tagN type of dependency
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* @param flags unused
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* @return new dependency set
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*/
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rpmds rpmdsNew(Header h, rpmTagVal tagN, int flags);
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/** \ingroup rpmds
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* Return new formatted dependency string.
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* @param dspfx formatted dependency string prefix
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* @param ds dependency set
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* @return new formatted dependency (malloc'ed)
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*/
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char * rpmdsNewDNEVR(const char * dspfx, const rpmds ds);
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/** \ingroup rpmds
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* Create, load and initialize a dependency for this header.
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* @param h header
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* @param tagN type of dependency
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* @param Flags comparison flags
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* @return new dependency set
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*/
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rpmds rpmdsThis(Header h, rpmTagVal tagN, rpmsenseFlags Flags);
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/** \ingroup rpmds
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* Create, load and initialize a dependency set of size 1.
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* @param tagN type of dependency
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* @param N name
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* @param EVR epoch:version-release
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* @param Flags comparison flags
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* @return new dependency set
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*/
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rpmds rpmdsSingle(rpmTagVal tagN, const char * N, const char * EVR, rpmsenseFlags Flags);
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/** \ingroup rpmds
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* Return a new dependency set of size 1 from the current iteration index
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* @param ds dependency set
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* @return new dependency set
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*/
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rpmds rpmdsCurrent(rpmds ds);
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/** \ingroup rpmds
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* Write content of the dependency set to the header
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* @param ds dependency set
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* @param h header
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* @return 0 on success
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*/
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int rpmdsPutToHeader(rpmds ds, Header h);
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/** \ingroup rpmds
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* Return dependency set count.
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* @param ds dependency set
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* @return current count
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*/
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int rpmdsCount(const rpmds ds);
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/** \ingroup rpmds
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* Return dependency set index.
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* @param ds dependency set
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* @return current index
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*/
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int rpmdsIx(const rpmds ds);
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/** \ingroup rpmds
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* Set dependency set index.
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* @param ds dependency set
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* @param ix new index
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* @return current index
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*/
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int rpmdsSetIx(rpmds ds, int ix);
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/** \ingroup rpmds
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* Return current formatted dependency string.
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* @param ds dependency set
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* @return current dependency DNEVR, NULL on invalid
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*/
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const char * rpmdsDNEVR(const rpmds ds);
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/** \ingroup rpmds
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* Return one char indicating the type of the dependency.
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* @param ds dependency set
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* @return character
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*/
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char rpmdsD(const rpmds ds);
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/** \ingroup rpmds
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* Return matching tagN for one char dependency type description.
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* @param deptype character
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* @return type of dependency
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*/
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rpmTagVal rpmdsDToTagN(char deptype);
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/** \ingroup rpmds
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* Return current dependency name.
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* @param ds dependency set
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* @return current dependency name, NULL on invalid
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*/
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const char * rpmdsN(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency epoch-version-release.
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* @param ds dependency set
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* @return current dependency EVR, NULL on invalid
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*/
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const char * rpmdsEVR(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency triggerindex.
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* @param ds dependency set
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* @return current dependency trigger index, 0 on invalid
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*/
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int rpmdsTi(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency flags.
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* @param ds dependency set
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* @return current dependency flags, 0 on invalid
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*/
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rpmsenseFlags rpmdsFlags(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency type.
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* @param ds dependency set
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* @return current dependency type, 0 on invalid
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*/
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rpmTagVal rpmdsTagN(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency type.
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* @param ds dependency set
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* @return current dependency type version tag, 0 on invalid
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*/
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rpmTagVal rpmdsTagEVR(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency type.
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* @param ds dependency set
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* @return current dependency type flags tag, 0 on invalid
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*/
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rpmTagVal rpmdsTagF(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency type.
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* @param ds dependency set
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* @return current dependency type trigger index tag, 0 on invalid
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*/
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rpmTagVal rpmdsTagTi(const rpmds ds);
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/** \ingroup rpmds
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* Return dependency header instance, ie whether the dependency comes from
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* an installed header or not.
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* @param ds dependency set
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* @return header instance of dependency (0 for not installed)
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*/
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unsigned int rpmdsInstance(rpmds ds);
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/** \ingroup rpmds
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* Return current "Don't promote Epoch:" flag.
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*
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* This flag controls for Epoch: promotion when a dependency set is
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* compared. If the flag is set (for already installed packages), then
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* an unspecified value will be treated as Epoch: 0. Otherwise (for added
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* packages), the Epoch: portion of the comparison is skipped if the value
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* is not specified, i.e. an unspecified Epoch: is assumed to be equal
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* in dependency comparisons.
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*
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* @param ds dependency set
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* @return current "Don't promote Epoch:" flag
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*/
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int rpmdsNoPromote(const rpmds ds);
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/** \ingroup rpmds
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* Set "Don't promote Epoch:" flag.
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* @param ds dependency set
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* @param nopromote Should an unspecified Epoch: be treated as Epoch: 0?
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* @return previous "Don't promote Epoch:" flag
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*/
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int rpmdsSetNoPromote(rpmds ds, int nopromote);
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/** \ingroup rpmds
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* Return current dependency color.
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* @param ds dependency set
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* @return current dependency color
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*/
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rpm_color_t rpmdsColor(const rpmds ds);
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/** \ingroup rpmds
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* Return current dependency color.
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* @param ds dependency set
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* @param color new dependency color
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* @return previous dependency color
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*/
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rpm_color_t rpmdsSetColor(const rpmds ds, rpm_color_t color);
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/** \ingroup rpmds
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* Return next dependency set iterator index.
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* @param ds dependency set
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* @return dependency set iterator index, -1 on termination
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*/
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int rpmdsNext(rpmds ds);
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/** \ingroup rpmds
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* Initialize dependency set iterator.
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* @param ds dependency set
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* @return dependency set
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*/
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rpmds rpmdsInit(rpmds ds);
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/** \ingroup rpmds
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* Find a dependency set element using binary search.
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* @param ds dependency set to search
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* @param ods dependency set element to find.
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* @return dependency index (or -1 if not found)
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*/
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int rpmdsFind(rpmds ds, const rpmds ods);
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/** \ingroup rpmds
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* Merge a dependency set maintaining (N,EVR,Flags) sorted order.
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* @retval *dsp (merged) dependency set
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* @param ods dependency set to merge
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* @return number of merged dependencies, -1 on error
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*/
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int rpmdsMerge(rpmds * dsp, rpmds ods);
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/** \ingroup rpmds
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* Search a sorted dependency set for an element that overlaps.
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* A boolean result is saved (if allocated) and accessible through
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* rpmdsResult(ods) afterwards.
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* @param ds dependency set to search
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* @param ods dependency set element to find.
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* @return dependency index (or -1 if not found)
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**/
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int rpmdsSearch(rpmds ds, rpmds ods);
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/** \ingroup rpmds
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* Compare two versioned dependency ranges, looking for overlap.
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* @param A 1st dependency
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* @param B 2nd dependency
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* @return 1 if dependencies overlap, 0 otherwise
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*/
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int rpmdsCompare(const rpmds A, const rpmds B);
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/** \ingroup rpmds
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* Compare package provides dependencies from header with a single dependency.
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* @param h header
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* @param req dependency set
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* @param nopromote Don't promote Epoch: in comparison?
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* @return 1 if any dependency overlaps, 0 otherwise
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*/
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int rpmdsAnyMatchesDep (const Header h, const rpmds req, int nopromote);
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/** \ingroup rpmds
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* Compare package provides dependencies from header with a single dependency.
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* @param h header
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* @param ix index in header provides
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* @param req dependency set
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* @param nopromote Don't promote Epoch: in comparison?
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* @return 1 if any dependency overlaps, 0 otherwise
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*/
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int rpmdsMatchesDep (const Header h, int ix, const rpmds req, int nopromote);
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/** \ingroup rpmds
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* Compare package name-version-release from header with a single dependency.
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* @param h header
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* @param req dependency set
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* @param nopromote Don't promote Epoch: in comparison?
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* @return 1 if dependency overlaps, 0 otherwise
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*/
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int rpmdsNVRMatchesDep(const Header h, const rpmds req, int nopromote);
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/**
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* Load rpmlib provides into a dependency set.
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* @retval *dsp (loaded) dependency set
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* @param tblp rpmlib provides table (NULL uses internal table)
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* @return 0 on success
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*/
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int rpmdsRpmlib(rpmds * dsp, const void * tblp);
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/** \ingroup rpmds
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* Create and load a dependency set.
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* @param pool shared string pool (or NULL for private pool)
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* @param h header
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* @param tagN type of dependency
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* @param flags unused
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* @return new dependency set
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*/
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rpmds rpmdsNewPool(rpmstrPool pool, Header h, rpmTagVal tagN, int flags);
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/** \ingroup rpmds
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* Create, load and initialize a dependency for this header.
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* @param pool string pool (or NULL for private pool)
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* @param h header
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* @param tagN type of dependency
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* @param Flags comparison flags
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* @return new dependency set
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*/
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rpmds rpmdsThisPool(rpmstrPool pool,
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Header h, rpmTagVal tagN, rpmsenseFlags Flags);
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/** \ingroup rpmds
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* Create, load and initialize a dependency set of size 1.
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* @param pool string pool (or NULL for private pool)
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* @param tagN type of dependency
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* @param N name
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* @param EVR epoch:version-release
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* @param Flags comparison flags
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* @return new dependency set
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*/
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rpmds rpmdsSinglePool(rpmstrPool pool, rpmTagVal tagN,
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const char * N, const char * EVR, rpmsenseFlags Flags);
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/** \ingroup rpmds
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* Create, load and initialize a trigger dependency set of size 1.
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* @param pool string pool (or NULL for private pool)
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* @param tagN type of dependency
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* @param N name
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* @param EVR epoch:version-release
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* @param Flags comparison flags
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* @param triggerIndex trigger index
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* @return new dependency set
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*/
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rpmds rpmdsSinglePoolTix(rpmstrPool pool, rpmTagVal tagN,
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const char * N, const char * EVR,
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rpmsenseFlags Flags, int triggerIndex);
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/**
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* Load rpmlib provides into a dependency set.
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* @param pool shared string pool (or NULL for private pool)
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* @retval *dsp (loaded) dependency set
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* @param tblp rpmlib provides table (NULL uses internal table)
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* @return 0 on success
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*/
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int rpmdsRpmlibPool(rpmstrPool pool, rpmds * dsp, const void * tblp);
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typedef enum rpmrichOp_e {
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RPMRICHOP_SINGLE = 1,
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RPMRICHOP_AND = 2,
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RPMRICHOP_OR = 3,
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RPMRICHOP_IF = 4,
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RPMRICHOP_ELSE = 5,
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RPMRICHOP_WITH = 6,
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RPMRICHOP_WITHOUT = 7,
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RPMRICHOP_UNLESS = 8
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} rpmrichOp;
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typedef enum rpmrichParseType_e {
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RPMRICH_PARSE_SIMPLE = 1, /* standard N <=> EVR dep */
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RPMRICH_PARSE_ENTER = 2, /* entering sub-dependency */
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RPMRICH_PARSE_LEAVE = 3, /* leaving sub-dependency */
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RPMRICH_PARSE_OP = 4 /* parsed a rich dependency op */
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} rpmrichParseType;
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typedef rpmRC (*rpmrichParseFunction) (void *cbdata, rpmrichParseType type,
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const char *n, int nl, const char *e, int el, rpmsenseFlags sense,
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rpmrichOp op, char **emsg);
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/**
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* Parse a rich dependency string
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* @param dstrp pointer to sting, will be updated
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* @param emsg returns the error string, can be NULL
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* @param cb callback function
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* @param cbdata callback function data
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* @return RPMRC_OK on success
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*/
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rpmRC rpmrichParse(const char **dstrp, char **emsg, rpmrichParseFunction cb, void *cbdata);
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/**
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* Parse a rich dependency string for a specific tag
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* @param dstrp pointer to sting, will be updated
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* @param emsg returns the error string, can be NULL
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* @param cb callback function
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* @param cbdata callback function data
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* @param tagN type of dependency
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* @return RPMRC_OK on success
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*/
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rpmRC rpmrichParseForTag(const char **dstrp, char **emsg, rpmrichParseFunction cb, void *cbdata, rpmTagVal tagN);
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/**
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* Return if current depenency is rich
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* @param dep the dependency
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* @return 1 is dependency is a rich 0 otherwise
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*/
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int rpmdsIsRich(rpmds dep);
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/**
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* Return a string representation of the rich dependency op
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* @param op the dependency op
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* @return constant string, do not free
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*/
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const char *rpmrichOpStr(rpmrichOp op);
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/**
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* Parse a rich dependency string
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* @param dep the dependency
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* @param leftds returns the left dependency
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* @param rightds returns the right dependency
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* @param op returns the rich dep op
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* @param emsg returns the error string
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* @return RPMRC_OK on success
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*/
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rpmRC rpmdsParseRichDep(rpmds dep, rpmds *leftds, rpmds *rightds, rpmrichOp *op, char **emsg);
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#ifdef __cplusplus
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}
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#endif
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#endif /* H_RPMDS */
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